diff options
Diffstat (limited to 'drivers/input')
156 files changed, 8686 insertions, 4463 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 258c639571b5..2ee6c7a68bdc 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -278,6 +278,8 @@ static int evdev_open(struct inode *inode, struct file *file) goto err_free_client; file->private_data = client; + nonseekable_open(inode, file); + return 0; err_free_client: @@ -513,7 +515,7 @@ static long evdev_do_ioctl(struct file *file, unsigned int cmd, struct input_absinfo abs; struct ff_effect effect; int __user *ip = (int __user *)p; - int i, t, u, v; + unsigned int i, t, u, v; int error; switch (cmd) { diff --git a/drivers/input/ff-core.c b/drivers/input/ff-core.c index b2f07aa1604b..03078c08309a 100644 --- a/drivers/input/ff-core.c +++ b/drivers/input/ff-core.c @@ -29,6 +29,7 @@ #include <linux/module.h> #include <linux/mutex.h> #include <linux/sched.h> +#include <linux/slab.h> /* * Check that the effect_id is a valid effect and whether the user diff --git a/drivers/input/ff-memless.c b/drivers/input/ff-memless.c index f967008f332e..1d881c96ba8f 100644 --- a/drivers/input/ff-memless.c +++ b/drivers/input/ff-memless.c @@ -25,6 +25,7 @@ #define debug(format, arg...) pr_debug("ff-memless: " format "\n", ## arg) +#include <linux/slab.h> #include <linux/input.h> #include <linux/module.h> #include <linux/mutex.h> diff --git a/drivers/input/gameport/emu10k1-gp.c b/drivers/input/gameport/emu10k1-gp.c index b04930f7ea7d..7392992da424 100644 --- a/drivers/input/gameport/emu10k1-gp.c +++ b/drivers/input/gameport/emu10k1-gp.c @@ -46,7 +46,7 @@ struct emu { int size; }; -static struct pci_device_id emu_tbl[] = { +static const struct pci_device_id emu_tbl[] = { { 0x1102, 0x7002, PCI_ANY_ID, PCI_ANY_ID }, /* SB Live gameport */ { 0x1102, 0x7003, PCI_ANY_ID, PCI_ANY_ID }, /* Audigy gameport */ diff --git a/drivers/input/gameport/fm801-gp.c b/drivers/input/gameport/fm801-gp.c index 8a1810f88b9e..14d3f3e208a2 100644 --- a/drivers/input/gameport/fm801-gp.c +++ b/drivers/input/gameport/fm801-gp.c @@ -140,7 +140,7 @@ static void __devexit fm801_gp_remove(struct pci_dev *pci) } } -static struct pci_device_id fm801_gp_id_table[] = { +static const struct pci_device_id fm801_gp_id_table[] = { { PCI_VENDOR_ID_FORTEMEDIA, PCI_DEVICE_ID_FM801_GP, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { 0 } }; diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c index ac11be08585e..46239e47a260 100644 --- a/drivers/input/gameport/gameport.c +++ b/drivers/input/gameport/gameport.c @@ -11,6 +11,8 @@ * the Free Software Foundation. */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/stddef.h> #include <linux/module.h> #include <linux/ioport.h> @@ -57,11 +59,11 @@ static unsigned int get_time_pit(void) unsigned long flags; unsigned int count; - spin_lock_irqsave(&i8253_lock, flags); + raw_spin_lock_irqsave(&i8253_lock, flags); outb_p(0x00, 0x43); count = inb_p(0x40); count |= inb_p(0x40) << 8; - spin_unlock_irqrestore(&i8253_lock, flags); + raw_spin_unlock_irqrestore(&i8253_lock, flags); return count; } @@ -190,9 +192,8 @@ static int gameport_bind_driver(struct gameport *gameport, struct gameport_drive error = device_bind_driver(&gameport->dev); if (error) { - printk(KERN_WARNING - "gameport: device_bind_driver() failed " - "for %s (%s) and %s, error: %d\n", + dev_warn(&gameport->dev, + "device_bind_driver() failed for %s (%s) and %s, error: %d\n", gameport->phys, gameport->name, drv->description, error); drv->disconnect(gameport); @@ -209,9 +210,9 @@ static void gameport_find_driver(struct gameport *gameport) error = device_attach(&gameport->dev); if (error < 0) - printk(KERN_WARNING - "gameport: device_attach() failed for %s (%s), error: %d\n", - gameport->phys, gameport->name, error); + dev_warn(&gameport->dev, + "device_attach() failed for %s (%s), error: %d\n", + gameport->phys, gameport->name, error); } @@ -262,17 +263,14 @@ static int gameport_queue_event(void *object, struct module *owner, event = kmalloc(sizeof(struct gameport_event), GFP_ATOMIC); if (!event) { - printk(KERN_ERR - "gameport: Not enough memory to queue event %d\n", - event_type); + pr_err("Not enough memory to queue event %d\n", event_type); retval = -ENOMEM; goto out; } if (!try_module_get(owner)) { - printk(KERN_WARNING - "gameport: Can't get module reference, dropping event %d\n", - event_type); + pr_warning("Can't get module reference, dropping event %d\n", + event_type); kfree(event); retval = -EINVAL; goto out; @@ -298,14 +296,12 @@ static void gameport_free_event(struct gameport_event *event) static void gameport_remove_duplicate_events(struct gameport_event *event) { - struct list_head *node, *next; - struct gameport_event *e; + struct gameport_event *e, *next; unsigned long flags; spin_lock_irqsave(&gameport_event_lock, flags); - list_for_each_safe(node, next, &gameport_event_list) { - e = list_entry(node, struct gameport_event, node); + list_for_each_entry_safe(e, next, &gameport_event_list, node) { if (event->object == e->object) { /* * If this event is of different type we should not @@ -315,7 +311,7 @@ static void gameport_remove_duplicate_events(struct gameport_event *event) if (event->type != e->type) break; - list_del_init(node); + list_del_init(&e->node); gameport_free_event(e); } } @@ -325,23 +321,18 @@ static void gameport_remove_duplicate_events(struct gameport_event *event) static struct gameport_event *gameport_get_event(void) { - struct gameport_event *event; - struct list_head *node; + struct gameport_event *event = NULL; unsigned long flags; spin_lock_irqsave(&gameport_event_lock, flags); - if (list_empty(&gameport_event_list)) { - spin_unlock_irqrestore(&gameport_event_lock, flags); - return NULL; + if (!list_empty(&gameport_event_list)) { + event = list_first_entry(&gameport_event_list, + struct gameport_event, node); + list_del_init(&event->node); } - node = gameport_event_list.next; - event = list_entry(node, struct gameport_event, node); - list_del_init(node); - spin_unlock_irqrestore(&gameport_event_lock, flags); - return event; } @@ -360,16 +351,14 @@ static void gameport_handle_event(void) if ((event = gameport_get_event())) { switch (event->type) { - case GAMEPORT_REGISTER_PORT: - gameport_add_port(event->object); - break; - case GAMEPORT_ATTACH_DRIVER: - gameport_attach_driver(event->object); - break; + case GAMEPORT_REGISTER_PORT: + gameport_add_port(event->object); + break; - default: - break; + case GAMEPORT_ATTACH_DRIVER: + gameport_attach_driver(event->object); + break; } gameport_remove_duplicate_events(event); @@ -385,16 +374,14 @@ static void gameport_handle_event(void) */ static void gameport_remove_pending_events(void *object) { - struct list_head *node, *next; - struct gameport_event *event; + struct gameport_event *event, *next; unsigned long flags; spin_lock_irqsave(&gameport_event_lock, flags); - list_for_each_safe(node, next, &gameport_event_list) { - event = list_entry(node, struct gameport_event, node); + list_for_each_entry_safe(event, next, &gameport_event_list, node) { if (event->object == object) { - list_del_init(node); + list_del_init(&event->node); gameport_free_event(event); } } @@ -441,7 +428,6 @@ static int gameport_thread(void *nothing) kthread_should_stop() || !list_empty(&gameport_event_list)); } while (!kthread_should_stop()); - printk(KERN_DEBUG "gameport: kgameportd exiting\n"); return 0; } @@ -453,6 +439,7 @@ static int gameport_thread(void *nothing) static ssize_t gameport_show_description(struct device *dev, struct device_attribute *attr, char *buf) { struct gameport *gameport = to_gameport_port(dev); + return sprintf(buf, "%s\n", gameport->name); } @@ -521,7 +508,8 @@ static void gameport_init_port(struct gameport *gameport) mutex_init(&gameport->drv_mutex); device_initialize(&gameport->dev); - dev_set_name(&gameport->dev, "gameport%lu", (unsigned long)atomic_inc_return(&gameport_no) - 1); + dev_set_name(&gameport->dev, "gameport%lu", + (unsigned long)atomic_inc_return(&gameport_no) - 1); gameport->dev.bus = &gameport_bus; gameport->dev.release = gameport_release_port; if (gameport->parent) @@ -550,19 +538,17 @@ static void gameport_add_port(struct gameport *gameport) list_add_tail(&gameport->node, &gameport_list); if (gameport->io) - printk(KERN_INFO "gameport: %s is %s, io %#x, speed %dkHz\n", - gameport->name, gameport->phys, gameport->io, gameport->speed); + dev_info(&gameport->dev, "%s is %s, io %#x, speed %dkHz\n", + gameport->name, gameport->phys, gameport->io, gameport->speed); else - printk(KERN_INFO "gameport: %s is %s, speed %dkHz\n", + dev_info(&gameport->dev, "%s is %s, speed %dkHz\n", gameport->name, gameport->phys, gameport->speed); error = device_add(&gameport->dev); if (error) - printk(KERN_ERR - "gameport: device_add() failed for %s (%s), error: %d\n", + dev_err(&gameport->dev, + "device_add() failed for %s (%s), error: %d\n", gameport->phys, gameport->name, error); - else - gameport->registered = 1; } /* @@ -584,10 +570,8 @@ static void gameport_destroy_port(struct gameport *gameport) gameport->parent = NULL; } - if (gameport->registered) { + if (device_is_registered(&gameport->dev)) device_del(&gameport->dev); - gameport->registered = 0; - } list_del_init(&gameport->node); @@ -705,8 +689,7 @@ static void gameport_attach_driver(struct gameport_driver *drv) error = driver_attach(&drv->driver); if (error) - printk(KERN_ERR - "gameport: driver_attach() failed for %s, error: %d\n", + pr_err("driver_attach() failed for %s, error: %d\n", drv->driver.name, error); } @@ -727,8 +710,7 @@ int __gameport_register_driver(struct gameport_driver *drv, struct module *owner error = driver_register(&drv->driver); if (error) { - printk(KERN_ERR - "gameport: driver_register() failed for %s, error: %d\n", + pr_err("driver_register() failed for %s, error: %d\n", drv->driver.name, error); return error; } @@ -828,7 +810,7 @@ static int __init gameport_init(void) error = bus_register(&gameport_bus); if (error) { - printk(KERN_ERR "gameport: failed to register gameport bus, error: %d\n", error); + pr_err("failed to register gameport bus, error: %d\n", error); return error; } @@ -836,7 +818,7 @@ static int __init gameport_init(void) if (IS_ERR(gameport_task)) { bus_unregister(&gameport_bus); error = PTR_ERR(gameport_task); - printk(KERN_ERR "gameport: Failed to start kgameportd, error: %d\n", error); + pr_err("Failed to start kgameportd, error: %d\n", error); return error; } diff --git a/drivers/input/gameport/lightning.c b/drivers/input/gameport/lightning.c index 06ad36ed3483..85d6ee09f11f 100644 --- a/drivers/input/gameport/lightning.c +++ b/drivers/input/gameport/lightning.c @@ -34,7 +34,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/gameport.h> -#include <linux/slab.h> #define L4_PORT 0x201 #define L4_SELECT_ANALOG 0xa4 diff --git a/drivers/input/gameport/ns558.c b/drivers/input/gameport/ns558.c index db556b71ddda..7c217848613e 100644 --- a/drivers/input/gameport/ns558.c +++ b/drivers/input/gameport/ns558.c @@ -166,7 +166,7 @@ static int ns558_isa_probe(int io) #ifdef CONFIG_PNP -static struct pnp_device_id pnp_devids[] = { +static const struct pnp_device_id pnp_devids[] = { { .id = "@P@0001", .driver_data = 0 }, /* ALS 100 */ { .id = "@P@0020", .driver_data = 0 }, /* ALS 200 */ { .id = "@P@1001", .driver_data = 0 }, /* ALS 100+ */ diff --git a/drivers/input/input-compat.h b/drivers/input/input-compat.h index 47cd9eaee66a..4d8ea32e8a00 100644 --- a/drivers/input/input-compat.h +++ b/drivers/input/input-compat.h @@ -21,8 +21,6 @@ you why the ifdefs are needed? Think about it again. -AK */ #ifdef CONFIG_X86_64 # define INPUT_COMPAT_TEST is_compat_task() -#elif defined(CONFIG_IA64) -# define INPUT_COMPAT_TEST IS_IA32_PROCESS(task_pt_regs(current)) #elif defined(CONFIG_S390) # define INPUT_COMPAT_TEST test_thread_flag(TIF_31BIT) #elif defined(CONFIG_MIPS) diff --git a/drivers/input/input-polldev.c b/drivers/input/input-polldev.c index 291d9393d359..10c9b0a845f0 100644 --- a/drivers/input/input-polldev.c +++ b/drivers/input/input-polldev.c @@ -9,6 +9,7 @@ */ #include <linux/jiffies.h> +#include <linux/slab.h> #include <linux/mutex.h> #include <linux/input-polldev.h> diff --git a/drivers/input/input.c b/drivers/input/input.c index 86cb2d2196ff..9c79bd56b51a 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -14,6 +14,7 @@ #include <linux/types.h> #include <linux/input.h> #include <linux/module.h> +#include <linux/slab.h> #include <linux/random.h> #include <linux/major.h> #include <linux/proc_fs.h> @@ -87,12 +88,14 @@ static int input_defuzz_abs_event(int value, int old_val, int fuzz) } /* - * Pass event through all open handles. This function is called with + * Pass event first through all filters and then, if event has not been + * filtered out, through all open handles. This function is called with * dev->event_lock held and interrupts disabled. */ static void input_pass_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) { + struct input_handler *handler; struct input_handle *handle; rcu_read_lock(); @@ -100,11 +103,25 @@ static void input_pass_event(struct input_dev *dev, handle = rcu_dereference(dev->grab); if (handle) handle->handler->event(handle, type, code, value); - else - list_for_each_entry_rcu(handle, &dev->h_list, d_node) - if (handle->open) - handle->handler->event(handle, - type, code, value); + else { + bool filtered = false; + + list_for_each_entry_rcu(handle, &dev->h_list, d_node) { + if (!handle->open) + continue; + + handler = handle->handler; + if (!handler->filter) { + if (filtered) + break; + + handler->event(handle, type, code, value); + + } else if (handler->filter(handle, type, code, value)) + filtered = true; + } + } + rcu_read_unlock(); } @@ -566,7 +583,8 @@ static int input_fetch_keycode(struct input_dev *dev, int scancode) } static int input_default_getkeycode(struct input_dev *dev, - int scancode, int *keycode) + unsigned int scancode, + unsigned int *keycode) { if (!dev->keycodesize) return -EINVAL; @@ -580,7 +598,8 @@ static int input_default_getkeycode(struct input_dev *dev, } static int input_default_setkeycode(struct input_dev *dev, - int scancode, int keycode) + unsigned int scancode, + unsigned int keycode) { int old_keycode; int i; @@ -615,12 +634,12 @@ static int input_default_setkeycode(struct input_dev *dev, } } - clear_bit(old_keycode, dev->keybit); - set_bit(keycode, dev->keybit); + __clear_bit(old_keycode, dev->keybit); + __set_bit(keycode, dev->keybit); for (i = 0; i < dev->keycodemax; i++) { if (input_fetch_keycode(dev, i) == old_keycode) { - set_bit(old_keycode, dev->keybit); + __set_bit(old_keycode, dev->keybit); break; /* Setting the bit twice is useless, so break */ } } @@ -638,12 +657,17 @@ static int input_default_setkeycode(struct input_dev *dev, * This function should be called by anyone interested in retrieving current * keymap. Presently keyboard and evdev handlers use it. */ -int input_get_keycode(struct input_dev *dev, int scancode, int *keycode) +int input_get_keycode(struct input_dev *dev, + unsigned int scancode, unsigned int *keycode) { - if (scancode < 0) - return -EINVAL; + unsigned long flags; + int retval; + + spin_lock_irqsave(&dev->event_lock, flags); + retval = dev->getkeycode(dev, scancode, keycode); + spin_unlock_irqrestore(&dev->event_lock, flags); - return dev->getkeycode(dev, scancode, keycode); + return retval; } EXPORT_SYMBOL(input_get_keycode); @@ -656,16 +680,14 @@ EXPORT_SYMBOL(input_get_keycode); * This function should be called by anyone needing to update current * keymap. Presently keyboard and evdev handlers use it. */ -int input_set_keycode(struct input_dev *dev, int scancode, int keycode) +int input_set_keycode(struct input_dev *dev, + unsigned int scancode, unsigned int keycode) { unsigned long flags; int old_keycode; int retval; - if (scancode < 0) - return -EINVAL; - - if (keycode < 0 || keycode > KEY_MAX) + if (keycode > KEY_MAX) return -EINVAL; spin_lock_irqsave(&dev->event_lock, flags); @@ -678,6 +700,9 @@ int input_set_keycode(struct input_dev *dev, int scancode, int keycode) if (retval) goto out; + /* Make sure KEY_RESERVED did not get enabled. */ + __clear_bit(KEY_RESERVED, dev->keybit); + /* * Simulate keyup event if keycode is not present * in the keymap anymore @@ -705,12 +730,13 @@ EXPORT_SYMBOL(input_set_keycode); if (i != BITS_TO_LONGS(max)) \ continue; -static const struct input_device_id *input_match_device(const struct input_device_id *id, +static const struct input_device_id *input_match_device(struct input_handler *handler, struct input_dev *dev) { + const struct input_device_id *id; int i; - for (; id->flags || id->driver_info; id++) { + for (id = handler->id_table; id->flags || id->driver_info; id++) { if (id->flags & INPUT_DEVICE_ID_MATCH_BUS) if (id->bustype != dev->id.bustype) @@ -738,7 +764,8 @@ static const struct input_device_id *input_match_device(const struct input_devic MATCH_BIT(ffbit, FF_MAX); MATCH_BIT(swbit, SW_MAX); - return id; + if (!handler->match || handler->match(handler, dev)) + return id; } return NULL; @@ -749,10 +776,7 @@ static int input_attach_handler(struct input_dev *dev, struct input_handler *han const struct input_device_id *id; int error; - if (handler->blacklist && input_match_device(handler->blacklist, dev)) - return -ENODEV; - - id = input_match_device(handler->id_table, dev); + id = input_match_device(handler, dev); if (!id) return -ENODEV; @@ -988,6 +1012,8 @@ static int input_handlers_seq_show(struct seq_file *seq, void *v) union input_seq_state *state = (union input_seq_state *)&seq->private; seq_printf(seq, "N: Number=%u Name=%s", state->pos, handler->name); + if (handler->filter) + seq_puts(seq, " (filter)"); if (handler->fops) seq_printf(seq, " Minor=%d", handler->minor); seq_putc(seq, '\n'); @@ -1551,6 +1577,25 @@ void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int } EXPORT_SYMBOL(input_set_capability); +#define INPUT_CLEANSE_BITMASK(dev, type, bits) \ + do { \ + if (!test_bit(EV_##type, dev->evbit)) \ + memset(dev->bits##bit, 0, \ + sizeof(dev->bits##bit)); \ + } while (0) + +static void input_cleanse_bitmasks(struct input_dev *dev) +{ + INPUT_CLEANSE_BITMASK(dev, KEY, key); + INPUT_CLEANSE_BITMASK(dev, REL, rel); + INPUT_CLEANSE_BITMASK(dev, ABS, abs); + INPUT_CLEANSE_BITMASK(dev, MSC, msc); + INPUT_CLEANSE_BITMASK(dev, LED, led); + INPUT_CLEANSE_BITMASK(dev, SND, snd); + INPUT_CLEANSE_BITMASK(dev, FF, ff); + INPUT_CLEANSE_BITMASK(dev, SW, sw); +} + /** * input_register_device - register device with input core * @dev: device to be registered @@ -1570,13 +1615,19 @@ int input_register_device(struct input_dev *dev) const char *path; int error; + /* Every input device generates EV_SYN/SYN_REPORT events. */ __set_bit(EV_SYN, dev->evbit); + /* KEY_RESERVED is not supposed to be transmitted to userspace. */ + __clear_bit(KEY_RESERVED, dev->keybit); + + /* Make sure that bitmasks not mentioned in dev->evbit are clean. */ + input_cleanse_bitmasks(dev); + /* * If delay and period are pre-set by the driver, then autorepeating * is handled by the driver itself and we don't do it in input.c. */ - init_timer(&dev->timer); if (!dev->rep[REP_DELAY] && !dev->rep[REP_PERIOD]) { dev->timer.data = (long) dev; @@ -1776,7 +1827,16 @@ int input_register_handle(struct input_handle *handle) error = mutex_lock_interruptible(&dev->mutex); if (error) return error; - list_add_tail_rcu(&handle->d_node, &dev->h_list); + + /* + * Filters go to the head of the list, normal handlers + * to the tail. + */ + if (handler->filter) + list_add_rcu(&handle->d_node, &dev->h_list); + else + list_add_tail_rcu(&handle->d_node, &dev->h_list); + mutex_unlock(&dev->mutex); /* @@ -1827,35 +1887,37 @@ static int input_open_file(struct inode *inode, struct file *file) const struct file_operations *old_fops, *new_fops = NULL; int err; - lock_kernel(); + err = mutex_lock_interruptible(&input_mutex); + if (err) + return err; + /* No load-on-demand here? */ handler = input_table[iminor(inode) >> 5]; - if (!handler || !(new_fops = fops_get(handler->fops))) { - err = -ENODEV; - goto out; - } + if (handler) + new_fops = fops_get(handler->fops); + + mutex_unlock(&input_mutex); /* * That's _really_ odd. Usually NULL ->open means "nothing special", * not "no device". Oh, well... */ - if (!new_fops->open) { + if (!new_fops || !new_fops->open) { fops_put(new_fops); err = -ENODEV; goto out; } + old_fops = file->f_op; file->f_op = new_fops; err = new_fops->open(inode, file); - if (err) { fops_put(file->f_op); file->f_op = fops_get(old_fops); } fops_put(old_fops); out: - unlock_kernel(); return err; } diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index b1bd6dd32286..34157bb97ed6 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -47,15 +47,15 @@ struct joydev { struct mutex mutex; struct device dev; - struct js_corr corr[ABS_MAX + 1]; + struct js_corr corr[ABS_CNT]; struct JS_DATA_SAVE_TYPE glue; int nabs; int nkey; __u16 keymap[KEY_MAX - BTN_MISC + 1]; __u16 keypam[KEY_MAX - BTN_MISC + 1]; - __u8 absmap[ABS_MAX + 1]; - __u8 abspam[ABS_MAX + 1]; - __s16 abs[ABS_MAX + 1]; + __u8 absmap[ABS_CNT]; + __u8 abspam[ABS_CNT]; + __s16 abs[ABS_CNT]; }; struct joydev_client { @@ -286,6 +286,8 @@ static int joydev_open(struct inode *inode, struct file *file) goto err_free_client; file->private_data = client; + nonseekable_open(inode, file); + return 0; err_free_client: @@ -775,6 +777,20 @@ static void joydev_cleanup(struct joydev *joydev) input_close_device(handle); } + +static bool joydev_match(struct input_handler *handler, struct input_dev *dev) +{ + /* Avoid touchpads and touchscreens */ + if (test_bit(EV_KEY, dev->evbit) && test_bit(BTN_TOUCH, dev->keybit)) + return false; + + /* Avoid tablets, digitisers and similar devices */ + if (test_bit(EV_KEY, dev->evbit) && test_bit(BTN_DIGI, dev->keybit)) + return false; + + return true; +} + static int joydev_connect(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id) { @@ -810,7 +826,7 @@ static int joydev_connect(struct input_handler *handler, struct input_dev *dev, joydev->handle.handler = handler; joydev->handle.private = joydev; - for (i = 0; i < ABS_MAX + 1; i++) + for (i = 0; i < ABS_CNT; i++) if (test_bit(i, dev->absbit)) { joydev->absmap[i] = joydev->nabs; joydev->abspam[joydev->nabs] = i; @@ -894,22 +910,6 @@ static void joydev_disconnect(struct input_handle *handle) put_device(&joydev->dev); } -static const struct input_device_id joydev_blacklist[] = { - { - .flags = INPUT_DEVICE_ID_MATCH_EVBIT | - INPUT_DEVICE_ID_MATCH_KEYBIT, - .evbit = { BIT_MASK(EV_KEY) }, - .keybit = { [BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH) }, - }, /* Avoid itouchpads and touchscreens */ - { - .flags = INPUT_DEVICE_ID_MATCH_EVBIT | - INPUT_DEVICE_ID_MATCH_KEYBIT, - .evbit = { BIT_MASK(EV_KEY) }, - .keybit = { [BIT_WORD(BTN_DIGI)] = BIT_MASK(BTN_DIGI) }, - }, /* Avoid tablets, digitisers and similar devices */ - { } /* Terminating entry */ -}; - static const struct input_device_id joydev_ids[] = { { .flags = INPUT_DEVICE_ID_MATCH_EVBIT | @@ -929,6 +929,24 @@ static const struct input_device_id joydev_ids[] = { .evbit = { BIT_MASK(EV_ABS) }, .absbit = { BIT_MASK(ABS_THROTTLE) }, }, + { + .flags = INPUT_DEVICE_ID_MATCH_EVBIT | + INPUT_DEVICE_ID_MATCH_KEYBIT, + .evbit = { BIT_MASK(EV_KEY) }, + .keybit = {[BIT_WORD(BTN_JOYSTICK)] = BIT_MASK(BTN_JOYSTICK) }, + }, + { + .flags = INPUT_DEVICE_ID_MATCH_EVBIT | + INPUT_DEVICE_ID_MATCH_KEYBIT, + .evbit = { BIT_MASK(EV_KEY) }, + .keybit = { [BIT_WORD(BTN_GAMEPAD)] = BIT_MASK(BTN_GAMEPAD) }, + }, + { + .flags = INPUT_DEVICE_ID_MATCH_EVBIT | + INPUT_DEVICE_ID_MATCH_KEYBIT, + .evbit = { BIT_MASK(EV_KEY) }, + .keybit = { [BIT_WORD(BTN_TRIGGER_HAPPY)] = BIT_MASK(BTN_TRIGGER_HAPPY) }, + }, { } /* Terminating entry */ }; @@ -936,13 +954,13 @@ MODULE_DEVICE_TABLE(input, joydev_ids); static struct input_handler joydev_handler = { .event = joydev_event, + .match = joydev_match, .connect = joydev_connect, .disconnect = joydev_disconnect, .fops = &joydev_fops, .minor = JOYDEV_MINOR_BASE, .name = "joydev", .id_table = joydev_ids, - .blacklist = joydev_blacklist, }; static int __init joydev_init(void) diff --git a/drivers/input/joystick/Kconfig b/drivers/input/joystick/Kconfig index b11419590cfe..5b596165b571 100644 --- a/drivers/input/joystick/Kconfig +++ b/drivers/input/joystick/Kconfig @@ -221,6 +221,7 @@ config JOYSTICK_DB9 config JOYSTICK_GAMECON tristate "Multisystem, NES, SNES, N64, PSX joysticks and gamepads" depends on PARPORT + select INPUT_FF_MEMLESS ---help--- Say Y here if you have a Nintendo Entertainment System gamepad, Super Nintendo Entertainment System gamepad, Nintendo 64 gamepad, diff --git a/drivers/input/joystick/analog.c b/drivers/input/joystick/analog.c index 1c0b529c06aa..4afe0a3b4884 100644 --- a/drivers/input/joystick/analog.c +++ b/drivers/input/joystick/analog.c @@ -146,11 +146,11 @@ static unsigned int get_time_pit(void) unsigned long flags; unsigned int count; - spin_lock_irqsave(&i8253_lock, flags); + raw_spin_lock_irqsave(&i8253_lock, flags); outb_p(0x00, 0x43); count = inb_p(0x40); count |= inb_p(0x40) << 8; - spin_unlock_irqrestore(&i8253_lock, flags); + raw_spin_unlock_irqrestore(&i8253_lock, flags); return count; } diff --git a/drivers/input/joystick/db9.c b/drivers/input/joystick/db9.c index 523959484753..8e7de5c7754f 100644 --- a/drivers/input/joystick/db9.c +++ b/drivers/input/joystick/db9.c @@ -36,6 +36,7 @@ #include <linux/parport.h> #include <linux/input.h> #include <linux/mutex.h> +#include <linux/slab.h> MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); MODULE_DESCRIPTION("Atari, Amstrad, Commodore, Amiga, Sega, etc. joystick driver"); diff --git a/drivers/input/joystick/gamecon.c b/drivers/input/joystick/gamecon.c index 07a32aff5a31..0ffaf2c77a19 100644 --- a/drivers/input/joystick/gamecon.c +++ b/drivers/input/joystick/gamecon.c @@ -30,6 +30,8 @@ * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/kernel.h> #include <linux/delay.h> #include <linux/module.h> @@ -37,6 +39,7 @@ #include <linux/parport.h> #include <linux/input.h> #include <linux/mutex.h> +#include <linux/slab.h> MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); MODULE_DESCRIPTION("NES, SNES, N64, MultiSystem, PSX gamepad driver"); @@ -61,48 +64,72 @@ MODULE_PARM_DESC(map3, "Describes third set of devices"); /* see also gs_psx_delay parameter in PSX support section */ -#define GC_SNES 1 -#define GC_NES 2 -#define GC_NES4 3 -#define GC_MULTI 4 -#define GC_MULTI2 5 -#define GC_N64 6 -#define GC_PSX 7 -#define GC_DDR 8 -#define GC_SNESMOUSE 9 - -#define GC_MAX 9 +enum gc_type { + GC_NONE = 0, + GC_SNES, + GC_NES, + GC_NES4, + GC_MULTI, + GC_MULTI2, + GC_N64, + GC_PSX, + GC_DDR, + GC_SNESMOUSE, + GC_MAX +}; #define GC_REFRESH_TIME HZ/100 +struct gc_pad { + struct input_dev *dev; + enum gc_type type; + char phys[32]; +}; + struct gc { struct pardevice *pd; - struct input_dev *dev[GC_MAX_DEVICES]; + struct gc_pad pads[GC_MAX_DEVICES]; struct timer_list timer; - unsigned char pads[GC_MAX + 1]; + int pad_count[GC_MAX]; int used; struct mutex mutex; - char phys[GC_MAX_DEVICES][32]; +}; + +struct gc_subdev { + unsigned int idx; }; static struct gc *gc_base[3]; -static int gc_status_bit[] = { 0x40, 0x80, 0x20, 0x10, 0x08 }; +static const int gc_status_bit[] = { 0x40, 0x80, 0x20, 0x10, 0x08 }; + +static const char *gc_names[] = { + NULL, "SNES pad", "NES pad", "NES FourPort", "Multisystem joystick", + "Multisystem 2-button joystick", "N64 controller", "PSX controller", + "PSX DDR controller", "SNES mouse" +}; -static char *gc_names[] = { NULL, "SNES pad", "NES pad", "NES FourPort", "Multisystem joystick", - "Multisystem 2-button joystick", "N64 controller", "PSX controller", - "PSX DDR controller", "SNES mouse" }; /* * N64 support. */ -static unsigned char gc_n64_bytes[] = { 0, 1, 13, 15, 14, 12, 10, 11, 2, 3 }; -static short gc_n64_btn[] = { BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_TL, BTN_TR, BTN_TRIGGER, BTN_START }; +static const unsigned char gc_n64_bytes[] = { 0, 1, 13, 15, 14, 12, 10, 11, 2, 3 }; +static const short gc_n64_btn[] = { + BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, + BTN_TL, BTN_TR, BTN_TRIGGER, BTN_START +}; #define GC_N64_LENGTH 32 /* N64 bit length, not including stop bit */ -#define GC_N64_REQUEST_LENGTH 37 /* transmit request sequence is 9 bits long */ +#define GC_N64_STOP_LENGTH 5 /* Length of encoded stop bit */ +#define GC_N64_CMD_00 0x11111111UL +#define GC_N64_CMD_01 0xd1111111UL +#define GC_N64_CMD_03 0xdd111111UL +#define GC_N64_CMD_1b 0xdd1dd111UL +#define GC_N64_CMD_c0 0x111111ddUL +#define GC_N64_CMD_80 0x1111111dUL +#define GC_N64_STOP_BIT 0x1d /* Encoded stop bit */ +#define GC_N64_REQUEST_DATA GC_N64_CMD_01 /* the request data command */ #define GC_N64_DELAY 133 /* delay between transmit request, and response ready (us) */ -#define GC_N64_REQUEST 0x1dd1111111ULL /* the request data command (encoded for 000000011) */ #define GC_N64_DWS 3 /* delay between write segments (required for sound playback because of ISA DMA) */ /* GC_N64_DWS > 24 is known to fail */ #define GC_N64_POWER_W 0xe2 /* power during write (transmit request) */ @@ -114,8 +141,40 @@ static short gc_n64_btn[] = { BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_TL, #define GC_N64_CLOCK 0x02 /* clock bits for read */ /* + * Used for rumble code. + */ + +/* Send encoded command */ +static void gc_n64_send_command(struct gc *gc, unsigned long cmd, + unsigned char target) +{ + struct parport *port = gc->pd->port; + int i; + + for (i = 0; i < GC_N64_LENGTH; i++) { + unsigned char data = (cmd >> i) & 1 ? target : 0; + parport_write_data(port, GC_N64_POWER_W | data); + udelay(GC_N64_DWS); + } +} + +/* Send stop bit */ +static void gc_n64_send_stop_bit(struct gc *gc, unsigned char target) +{ + struct parport *port = gc->pd->port; + int i; + + for (i = 0; i < GC_N64_STOP_LENGTH; i++) { + unsigned char data = (GC_N64_STOP_BIT >> i) & 1 ? target : 0; + parport_write_data(port, GC_N64_POWER_W | data); + udelay(GC_N64_DWS); + } +} + +/* * gc_n64_read_packet() reads an N64 packet. - * Each pad uses one bit per byte. So all pads connected to this port are read in parallel. + * Each pad uses one bit per byte. So all pads connected to this port + * are read in parallel. */ static void gc_n64_read_packet(struct gc *gc, unsigned char *data) @@ -128,14 +187,13 @@ static void gc_n64_read_packet(struct gc *gc, unsigned char *data) */ local_irq_save(flags); - for (i = 0; i < GC_N64_REQUEST_LENGTH; i++) { - parport_write_data(gc->pd->port, GC_N64_POWER_W | ((GC_N64_REQUEST >> i) & 1 ? GC_N64_OUT : 0)); - udelay(GC_N64_DWS); - } + gc_n64_send_command(gc, GC_N64_REQUEST_DATA, GC_N64_OUT); + gc_n64_send_stop_bit(gc, GC_N64_OUT); local_irq_restore(flags); /* - * Wait for the pad response to be loaded into the 33-bit register of the adapter + * Wait for the pad response to be loaded into the 33-bit register + * of the adapter. */ udelay(GC_N64_DELAY); @@ -146,13 +204,15 @@ static void gc_n64_read_packet(struct gc *gc, unsigned char *data) for (i = 0; i < GC_N64_LENGTH; i++) { parport_write_data(gc->pd->port, GC_N64_POWER_R); + udelay(2); data[i] = parport_read_status(gc->pd->port); parport_write_data(gc->pd->port, GC_N64_POWER_R | GC_N64_CLOCK); } /* - * We must wait 200 ms here for the controller to reinitialize before the next read request. - * No worries as long as gc_read is polled less frequently than this. + * We must wait 200 ms here for the controller to reinitialize before + * the next read request. No worries as long as gc_read is polled less + * frequently than this. */ } @@ -160,45 +220,112 @@ static void gc_n64_read_packet(struct gc *gc, unsigned char *data) static void gc_n64_process_packet(struct gc *gc) { unsigned char data[GC_N64_LENGTH]; - signed char axes[2]; struct input_dev *dev; int i, j, s; + signed char x, y; gc_n64_read_packet(gc, data); for (i = 0; i < GC_MAX_DEVICES; i++) { - dev = gc->dev[i]; - if (!dev) + if (gc->pads[i].type != GC_N64) continue; + dev = gc->pads[i].dev; s = gc_status_bit[i]; - if (s & gc->pads[GC_N64] & ~(data[8] | data[9])) { + if (s & ~(data[8] | data[9])) { - axes[0] = axes[1] = 0; + x = y = 0; for (j = 0; j < 8; j++) { if (data[23 - j] & s) - axes[0] |= 1 << j; + x |= 1 << j; if (data[31 - j] & s) - axes[1] |= 1 << j; + y |= 1 << j; } - input_report_abs(dev, ABS_X, axes[0]); - input_report_abs(dev, ABS_Y, -axes[1]); + input_report_abs(dev, ABS_X, x); + input_report_abs(dev, ABS_Y, -y); - input_report_abs(dev, ABS_HAT0X, !(s & data[6]) - !(s & data[7])); - input_report_abs(dev, ABS_HAT0Y, !(s & data[4]) - !(s & data[5])); + input_report_abs(dev, ABS_HAT0X, + !(s & data[6]) - !(s & data[7])); + input_report_abs(dev, ABS_HAT0Y, + !(s & data[4]) - !(s & data[5])); for (j = 0; j < 10; j++) - input_report_key(dev, gc_n64_btn[j], s & data[gc_n64_bytes[j]]); + input_report_key(dev, gc_n64_btn[j], + s & data[gc_n64_bytes[j]]); input_sync(dev); } } } +static int gc_n64_play_effect(struct input_dev *dev, void *data, + struct ff_effect *effect) +{ + int i; + unsigned long flags; + struct gc *gc = input_get_drvdata(dev); + struct gc_subdev *sdev = data; + unsigned char target = 1 << sdev->idx; /* select desired pin */ + + if (effect->type == FF_RUMBLE) { + struct ff_rumble_effect *rumble = &effect->u.rumble; + unsigned int cmd = + rumble->strong_magnitude || rumble->weak_magnitude ? + GC_N64_CMD_01 : GC_N64_CMD_00; + + local_irq_save(flags); + + /* Init Rumble - 0x03, 0x80, 0x01, (34)0x80 */ + gc_n64_send_command(gc, GC_N64_CMD_03, target); + gc_n64_send_command(gc, GC_N64_CMD_80, target); + gc_n64_send_command(gc, GC_N64_CMD_01, target); + for (i = 0; i < 32; i++) + gc_n64_send_command(gc, GC_N64_CMD_80, target); + gc_n64_send_stop_bit(gc, target); + + udelay(GC_N64_DELAY); + + /* Now start or stop it - 0x03, 0xc0, 0zx1b, (32)0x01/0x00 */ + gc_n64_send_command(gc, GC_N64_CMD_03, target); + gc_n64_send_command(gc, GC_N64_CMD_c0, target); + gc_n64_send_command(gc, GC_N64_CMD_1b, target); + for (i = 0; i < 32; i++) + gc_n64_send_command(gc, cmd, target); + gc_n64_send_stop_bit(gc, target); + + local_irq_restore(flags); + + } + + return 0; +} + +static int __init gc_n64_init_ff(struct input_dev *dev, int i) +{ + struct gc_subdev *sdev; + int err; + + sdev = kmalloc(sizeof(*sdev), GFP_KERNEL); + if (!sdev) + return -ENOMEM; + + sdev->idx = i; + + input_set_capability(dev, EV_FF, FF_RUMBLE); + + err = input_ff_create_memless(dev, sdev, gc_n64_play_effect); + if (err) { + kfree(sdev); + return err; + } + + return 0; +} + /* * NES/SNES support. */ @@ -214,9 +341,11 @@ static void gc_n64_process_packet(struct gc *gc) #define GC_NES_CLOCK 0x01 #define GC_NES_LATCH 0x02 -static unsigned char gc_nes_bytes[] = { 0, 1, 2, 3 }; -static unsigned char gc_snes_bytes[] = { 8, 0, 2, 3, 9, 1, 10, 11 }; -static short gc_snes_btn[] = { BTN_A, BTN_B, BTN_SELECT, BTN_START, BTN_X, BTN_Y, BTN_TL, BTN_TR }; +static const unsigned char gc_nes_bytes[] = { 0, 1, 2, 3 }; +static const unsigned char gc_snes_bytes[] = { 8, 0, 2, 3, 9, 1, 10, 11 }; +static const short gc_snes_btn[] = { + BTN_A, BTN_B, BTN_SELECT, BTN_START, BTN_X, BTN_Y, BTN_TL, BTN_TR +}; /* * gc_nes_read_packet() reads a NES/SNES packet. @@ -244,40 +373,51 @@ static void gc_nes_read_packet(struct gc *gc, int length, unsigned char *data) static void gc_nes_process_packet(struct gc *gc) { unsigned char data[GC_SNESMOUSE_LENGTH]; + struct gc_pad *pad; struct input_dev *dev; int i, j, s, len; char x_rel, y_rel; - len = gc->pads[GC_SNESMOUSE] ? GC_SNESMOUSE_LENGTH : - (gc->pads[GC_SNES] ? GC_SNES_LENGTH : GC_NES_LENGTH); + len = gc->pad_count[GC_SNESMOUSE] ? GC_SNESMOUSE_LENGTH : + (gc->pad_count[GC_SNES] ? GC_SNES_LENGTH : GC_NES_LENGTH); gc_nes_read_packet(gc, len, data); for (i = 0; i < GC_MAX_DEVICES; i++) { - dev = gc->dev[i]; - if (!dev) - continue; - + pad = &gc->pads[i]; + dev = pad->dev; s = gc_status_bit[i]; - if (s & (gc->pads[GC_NES] | gc->pads[GC_SNES])) { + switch (pad->type) { + + case GC_NES: + input_report_abs(dev, ABS_X, !(s & data[6]) - !(s & data[7])); input_report_abs(dev, ABS_Y, !(s & data[4]) - !(s & data[5])); - } - if (s & gc->pads[GC_NES]) for (j = 0; j < 4; j++) - input_report_key(dev, gc_snes_btn[j], s & data[gc_nes_bytes[j]]); + input_report_key(dev, gc_snes_btn[j], + s & data[gc_nes_bytes[j]]); + input_sync(dev); + break; + + case GC_SNES: + + input_report_abs(dev, ABS_X, !(s & data[6]) - !(s & data[7])); + input_report_abs(dev, ABS_Y, !(s & data[4]) - !(s & data[5])); - if (s & gc->pads[GC_SNES]) for (j = 0; j < 8; j++) - input_report_key(dev, gc_snes_btn[j], s & data[gc_snes_bytes[j]]); + input_report_key(dev, gc_snes_btn[j], + s & data[gc_snes_bytes[j]]); + input_sync(dev); + break; - if (s & gc->pads[GC_SNESMOUSE]) { + case GC_SNESMOUSE: /* - * The 4 unused bits from SNES controllers appear to be ID bits - * so use them to make sure iwe are dealing with a mouse. + * The 4 unused bits from SNES controllers appear + * to be ID bits so use them to make sure we are + * dealing with a mouse. * gamepad is connected. This is important since * my SNES gamepad sends 1's for bits 16-31, which * cause the mouse pointer to quickly move to the @@ -310,9 +450,14 @@ static void gc_nes_process_packet(struct gc *gc) y_rel = -y_rel; input_report_rel(dev, REL_Y, y_rel); } + + input_sync(dev); } + break; + + default: + break; } - input_sync(dev); } } @@ -340,29 +485,35 @@ static void gc_multi_read_packet(struct gc *gc, int length, unsigned char *data) static void gc_multi_process_packet(struct gc *gc) { unsigned char data[GC_MULTI2_LENGTH]; + int data_len = gc->pad_count[GC_MULTI2] ? GC_MULTI2_LENGTH : GC_MULTI_LENGTH; + struct gc_pad *pad; struct input_dev *dev; int i, s; - gc_multi_read_packet(gc, gc->pads[GC_MULTI2] ? GC_MULTI2_LENGTH : GC_MULTI_LENGTH, data); + gc_multi_read_packet(gc, data_len, data); for (i = 0; i < GC_MAX_DEVICES; i++) { - - dev = gc->dev[i]; - if (!dev) - continue; - + pad = &gc->pads[i]; + dev = pad->dev; s = gc_status_bit[i]; - if (s & (gc->pads[GC_MULTI] | gc->pads[GC_MULTI2])) { - input_report_abs(dev, ABS_X, !(s & data[2]) - !(s & data[3])); - input_report_abs(dev, ABS_Y, !(s & data[0]) - !(s & data[1])); - input_report_key(dev, BTN_TRIGGER, s & data[4]); - } - - if (s & gc->pads[GC_MULTI2]) + switch (pad->type) { + case GC_MULTI2: input_report_key(dev, BTN_THUMB, s & data[5]); + /* fall through */ - input_sync(dev); + case GC_MULTI: + input_report_abs(dev, ABS_X, + !(s & data[2]) - !(s & data[3])); + input_report_abs(dev, ABS_Y, + !(s & data[0]) - !(s & data[1])); + input_report_key(dev, BTN_TRIGGER, s & data[4]); + input_sync(dev); + break; + + default: + break; + } } } @@ -398,30 +549,41 @@ static int gc_psx_delay = GC_PSX_DELAY; module_param_named(psx_delay, gc_psx_delay, uint, 0); MODULE_PARM_DESC(psx_delay, "Delay when accessing Sony PSX controller (usecs)"); -static short gc_psx_abs[] = { ABS_X, ABS_Y, ABS_RX, ABS_RY, ABS_HAT0X, ABS_HAT0Y }; -static short gc_psx_btn[] = { BTN_TL, BTN_TR, BTN_TL2, BTN_TR2, BTN_A, BTN_B, BTN_X, BTN_Y, - BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR }; -static short gc_psx_ddr_btn[] = { BTN_0, BTN_1, BTN_2, BTN_3 }; +static const short gc_psx_abs[] = { + ABS_X, ABS_Y, ABS_RX, ABS_RY, ABS_HAT0X, ABS_HAT0Y +}; +static const short gc_psx_btn[] = { + BTN_TL, BTN_TR, BTN_TL2, BTN_TR2, BTN_A, BTN_B, BTN_X, BTN_Y, + BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR +}; +static const short gc_psx_ddr_btn[] = { BTN_0, BTN_1, BTN_2, BTN_3 }; /* * gc_psx_command() writes 8bit command and reads 8bit data from * the psx pad. */ -static void gc_psx_command(struct gc *gc, int b, unsigned char data[GC_MAX_DEVICES]) +static void gc_psx_command(struct gc *gc, int b, unsigned char *data) { + struct parport *port = gc->pd->port; int i, j, cmd, read; - for (i = 0; i < GC_MAX_DEVICES; i++) - data[i] = 0; + memset(data, 0, GC_MAX_DEVICES); for (i = 0; i < GC_PSX_LENGTH; i++, b >>= 1) { cmd = (b & 1) ? GC_PSX_COMMAND : 0; - parport_write_data(gc->pd->port, cmd | GC_PSX_POWER); + parport_write_data(port, cmd | GC_PSX_POWER); udelay(gc_psx_delay); - read = parport_read_status(gc->pd->port) ^ 0x80; - for (j = 0; j < GC_MAX_DEVICES; j++) - data[j] |= (read & gc_status_bit[j] & (gc->pads[GC_PSX] | gc->pads[GC_DDR])) ? (1 << i) : 0; + + read = parport_read_status(port) ^ 0x80; + + for (j = 0; j < GC_MAX_DEVICES; j++) { + struct gc_pad *pad = &gc->pads[j]; + + if (pad->type == GC_PSX || pad->type == GC_DDR) + data[j] |= (read & gc_status_bit[j]) ? (1 << i) : 0; + } + parport_write_data(gc->pd->port, cmd | GC_PSX_CLOCK | GC_PSX_POWER); udelay(gc_psx_delay); } @@ -432,31 +594,40 @@ static void gc_psx_command(struct gc *gc, int b, unsigned char data[GC_MAX_DEVIC * device identifier code. */ -static void gc_psx_read_packet(struct gc *gc, unsigned char data[GC_MAX_DEVICES][GC_PSX_BYTES], +static void gc_psx_read_packet(struct gc *gc, + unsigned char data[GC_MAX_DEVICES][GC_PSX_BYTES], unsigned char id[GC_MAX_DEVICES]) { int i, j, max_len = 0; unsigned long flags; unsigned char data2[GC_MAX_DEVICES]; - parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_SELECT | GC_PSX_POWER); /* Select pad */ + /* Select pad */ + parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_SELECT | GC_PSX_POWER); udelay(gc_psx_delay); - parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_POWER); /* Deselect, begin command */ + /* Deselect, begin command */ + parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_POWER); udelay(gc_psx_delay); local_irq_save(flags); - gc_psx_command(gc, 0x01, data2); /* Access pad */ - gc_psx_command(gc, 0x42, id); /* Get device ids */ - gc_psx_command(gc, 0, data2); /* Dump status */ + gc_psx_command(gc, 0x01, data2); /* Access pad */ + gc_psx_command(gc, 0x42, id); /* Get device ids */ + gc_psx_command(gc, 0, data2); /* Dump status */ - for (i =0; i < GC_MAX_DEVICES; i++) /* Find the longest pad */ - if((gc_status_bit[i] & (gc->pads[GC_PSX] | gc->pads[GC_DDR])) - && (GC_PSX_LEN(id[i]) > max_len) - && (GC_PSX_LEN(id[i]) <= GC_PSX_BYTES)) + /* Find the longest pad */ + for (i = 0; i < GC_MAX_DEVICES; i++) { + struct gc_pad *pad = &gc->pads[i]; + + if ((pad->type == GC_PSX || pad->type == GC_DDR) && + GC_PSX_LEN(id[i]) > max_len && + GC_PSX_LEN(id[i]) <= GC_PSX_BYTES) { max_len = GC_PSX_LEN(id[i]); + } + } - for (i = 0; i < max_len; i++) { /* Read in all the data */ + /* Read in all the data */ + for (i = 0; i < max_len; i++) { gc_psx_command(gc, 0, data2); for (j = 0; j < GC_MAX_DEVICES; j++) data[j][i] = data2[j]; @@ -466,86 +637,104 @@ static void gc_psx_read_packet(struct gc *gc, unsigned char data[GC_MAX_DEVICES] parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_SELECT | GC_PSX_POWER); - for(i = 0; i < GC_MAX_DEVICES; i++) /* Set id's to the real value */ + /* Set id's to the real value */ + for (i = 0; i < GC_MAX_DEVICES; i++) id[i] = GC_PSX_ID(id[i]); } -static void gc_psx_process_packet(struct gc *gc) +static void gc_psx_report_one(struct gc_pad *pad, unsigned char psx_type, + unsigned char *data) { - unsigned char data[GC_MAX_DEVICES][GC_PSX_BYTES]; - unsigned char id[GC_MAX_DEVICES]; - struct input_dev *dev; - int i, j; + struct input_dev *dev = pad->dev; + int i; - gc_psx_read_packet(gc, data, id); + switch (psx_type) { - for (i = 0; i < GC_MAX_DEVICES; i++) { + case GC_PSX_RUMBLE: - dev = gc->dev[i]; - if (!dev) - continue; + input_report_key(dev, BTN_THUMBL, ~data[0] & 0x04); + input_report_key(dev, BTN_THUMBR, ~data[0] & 0x02); - switch (id[i]) { + case GC_PSX_NEGCON: + case GC_PSX_ANALOG: - case GC_PSX_RUMBLE: + if (pad->type == GC_DDR) { + for (i = 0; i < 4; i++) + input_report_key(dev, gc_psx_ddr_btn[i], + ~data[0] & (0x10 << i)); + } else { + for (i = 0; i < 4; i++) + input_report_abs(dev, gc_psx_abs[i + 2], + data[i + 2]); - input_report_key(dev, BTN_THUMBL, ~data[i][0] & 0x04); - input_report_key(dev, BTN_THUMBR, ~data[i][0] & 0x02); + input_report_abs(dev, ABS_X, + !!(data[0] & 0x80) * 128 + !(data[0] & 0x20) * 127); + input_report_abs(dev, ABS_Y, + !!(data[0] & 0x10) * 128 + !(data[0] & 0x40) * 127); + } - case GC_PSX_NEGCON: - case GC_PSX_ANALOG: + for (i = 0; i < 8; i++) + input_report_key(dev, gc_psx_btn[i], ~data[1] & (1 << i)); - if (gc->pads[GC_DDR] & gc_status_bit[i]) { - for(j = 0; j < 4; j++) - input_report_key(dev, gc_psx_ddr_btn[j], ~data[i][0] & (0x10 << j)); - } else { - for (j = 0; j < 4; j++) - input_report_abs(dev, gc_psx_abs[j + 2], data[i][j + 2]); + input_report_key(dev, BTN_START, ~data[0] & 0x08); + input_report_key(dev, BTN_SELECT, ~data[0] & 0x01); - input_report_abs(dev, ABS_X, 128 + !(data[i][0] & 0x20) * 127 - !(data[i][0] & 0x80) * 128); - input_report_abs(dev, ABS_Y, 128 + !(data[i][0] & 0x40) * 127 - !(data[i][0] & 0x10) * 128); - } + input_sync(dev); - for (j = 0; j < 8; j++) - input_report_key(dev, gc_psx_btn[j], ~data[i][1] & (1 << j)); + break; - input_report_key(dev, BTN_START, ~data[i][0] & 0x08); - input_report_key(dev, BTN_SELECT, ~data[i][0] & 0x01); + case GC_PSX_NORMAL: - input_sync(dev); + if (pad->type == GC_DDR) { + for (i = 0; i < 4; i++) + input_report_key(dev, gc_psx_ddr_btn[i], + ~data[0] & (0x10 << i)); + } else { + input_report_abs(dev, ABS_X, + !!(data[0] & 0x80) * 128 + !(data[0] & 0x20) * 127); + input_report_abs(dev, ABS_Y, + !!(data[0] & 0x10) * 128 + !(data[0] & 0x40) * 127); - break; - - case GC_PSX_NORMAL: - if (gc->pads[GC_DDR] & gc_status_bit[i]) { - for(j = 0; j < 4; j++) - input_report_key(dev, gc_psx_ddr_btn[j], ~data[i][0] & (0x10 << j)); - } else { - input_report_abs(dev, ABS_X, 128 + !(data[i][0] & 0x20) * 127 - !(data[i][0] & 0x80) * 128); - input_report_abs(dev, ABS_Y, 128 + !(data[i][0] & 0x40) * 127 - !(data[i][0] & 0x10) * 128); - - /* for some reason if the extra axes are left unset they drift */ - /* for (j = 0; j < 4; j++) - input_report_abs(dev, gc_psx_abs[j + 2], 128); - * This needs to be debugged properly, - * maybe fuzz processing needs to be done in input_sync() - * --vojtech - */ - } + /* + * For some reason if the extra axes are left unset + * they drift. + * for (i = 0; i < 4; i++) + input_report_abs(dev, gc_psx_abs[i + 2], 128); + * This needs to be debugged properly, + * maybe fuzz processing needs to be done + * in input_sync() + * --vojtech + */ + } - for (j = 0; j < 8; j++) - input_report_key(dev, gc_psx_btn[j], ~data[i][1] & (1 << j)); + for (i = 0; i < 8; i++) + input_report_key(dev, gc_psx_btn[i], ~data[1] & (1 << i)); - input_report_key(dev, BTN_START, ~data[i][0] & 0x08); - input_report_key(dev, BTN_SELECT, ~data[i][0] & 0x01); + input_report_key(dev, BTN_START, ~data[0] & 0x08); + input_report_key(dev, BTN_SELECT, ~data[0] & 0x01); - input_sync(dev); + input_sync(dev); - break; + break; - case 0: /* not a pad, ignore */ - break; - } + default: /* not a pad, ignore */ + break; + } +} + +static void gc_psx_process_packet(struct gc *gc) +{ + unsigned char data[GC_MAX_DEVICES][GC_PSX_BYTES]; + unsigned char id[GC_MAX_DEVICES]; + struct gc_pad *pad; + int i; + + gc_psx_read_packet(gc, data, id); + + for (i = 0; i < GC_MAX_DEVICES; i++) { + pad = &gc->pads[i]; + if (pad->type == GC_PSX || pad->type == GC_DDR) + gc_psx_report_one(pad, id[i], data[i]); } } @@ -561,28 +750,31 @@ static void gc_timer(unsigned long private) * N64 pads - must be read first, any read confuses them for 200 us */ - if (gc->pads[GC_N64]) + if (gc->pad_count[GC_N64]) gc_n64_process_packet(gc); /* * NES and SNES pads or mouse */ - if (gc->pads[GC_NES] || gc->pads[GC_SNES] || gc->pads[GC_SNESMOUSE]) + if (gc->pad_count[GC_NES] || + gc->pad_count[GC_SNES] || + gc->pad_count[GC_SNESMOUSE]) { gc_nes_process_packet(gc); + } /* * Multi and Multi2 joysticks */ - if (gc->pads[GC_MULTI] || gc->pads[GC_MULTI2]) + if (gc->pad_count[GC_MULTI] || gc->pad_count[GC_MULTI2]) gc_multi_process_packet(gc); /* * PSX controllers */ - if (gc->pads[GC_PSX] || gc->pads[GC_DDR]) + if (gc->pad_count[GC_PSX] || gc->pad_count[GC_DDR]) gc_psx_process_packet(gc); mod_timer(&gc->timer, jiffies + GC_REFRESH_TIME); @@ -622,25 +814,29 @@ static void gc_close(struct input_dev *dev) static int __init gc_setup_pad(struct gc *gc, int idx, int pad_type) { + struct gc_pad *pad = &gc->pads[idx]; struct input_dev *input_dev; int i; + int err; - if (!pad_type) - return 0; - - if (pad_type < 1 || pad_type > GC_MAX) { - printk(KERN_WARNING "gamecon.c: Pad type %d unknown\n", pad_type); + if (pad_type < 1 || pad_type >= GC_MAX) { + pr_err("Pad type %d unknown\n", pad_type); return -EINVAL; } - gc->dev[idx] = input_dev = input_allocate_device(); + pad->dev = input_dev = input_allocate_device(); if (!input_dev) { - printk(KERN_ERR "gamecon.c: Not enough memory for input device\n"); + pr_err("Not enough memory for input device\n"); return -ENOMEM; } + pad->type = pad_type; + + snprintf(pad->phys, sizeof(pad->phys), + "%s/input%d", gc->pd->port->name, idx); + input_dev->name = gc_names[pad_type]; - input_dev->phys = gc->phys[idx]; + input_dev->phys = pad->phys; input_dev->id.bustype = BUS_PARPORT; input_dev->id.vendor = 0x0001; input_dev->id.product = pad_type; @@ -659,61 +855,76 @@ static int __init gc_setup_pad(struct gc *gc, int idx, int pad_type) } else input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); - gc->pads[0] |= gc_status_bit[idx]; - gc->pads[pad_type] |= gc_status_bit[idx]; + gc->pad_count[pad_type]++; switch (pad_type) { - case GC_N64: - for (i = 0; i < 10; i++) - set_bit(gc_n64_btn[i], input_dev->keybit); + case GC_N64: + for (i = 0; i < 10; i++) + __set_bit(gc_n64_btn[i], input_dev->keybit); - for (i = 0; i < 2; i++) { - input_set_abs_params(input_dev, ABS_X + i, -127, 126, 0, 2); - input_set_abs_params(input_dev, ABS_HAT0X + i, -1, 1, 0, 0); - } - - break; - - case GC_SNESMOUSE: - set_bit(BTN_LEFT, input_dev->keybit); - set_bit(BTN_RIGHT, input_dev->keybit); - set_bit(REL_X, input_dev->relbit); - set_bit(REL_Y, input_dev->relbit); - break; - - case GC_SNES: - for (i = 4; i < 8; i++) - set_bit(gc_snes_btn[i], input_dev->keybit); - case GC_NES: - for (i = 0; i < 4; i++) - set_bit(gc_snes_btn[i], input_dev->keybit); - break; - - case GC_MULTI2: - set_bit(BTN_THUMB, input_dev->keybit); - case GC_MULTI: - set_bit(BTN_TRIGGER, input_dev->keybit); - break; - - case GC_PSX: - for (i = 0; i < 6; i++) - input_set_abs_params(input_dev, gc_psx_abs[i], 4, 252, 0, 2); - for (i = 0; i < 12; i++) - set_bit(gc_psx_btn[i], input_dev->keybit); - - break; + for (i = 0; i < 2; i++) { + input_set_abs_params(input_dev, ABS_X + i, -127, 126, 0, 2); + input_set_abs_params(input_dev, ABS_HAT0X + i, -1, 1, 0, 0); + } - case GC_DDR: - for (i = 0; i < 4; i++) - set_bit(gc_psx_ddr_btn[i], input_dev->keybit); - for (i = 0; i < 12; i++) - set_bit(gc_psx_btn[i], input_dev->keybit); + err = gc_n64_init_ff(input_dev, idx); + if (err) { + pr_warning("Failed to initiate rumble for N64 device %d\n", idx); + goto err_free_dev; + } - break; + break; + + case GC_SNESMOUSE: + __set_bit(BTN_LEFT, input_dev->keybit); + __set_bit(BTN_RIGHT, input_dev->keybit); + __set_bit(REL_X, input_dev->relbit); + __set_bit(REL_Y, input_dev->relbit); + break; + + case GC_SNES: + for (i = 4; i < 8; i++) + __set_bit(gc_snes_btn[i], input_dev->keybit); + case GC_NES: + for (i = 0; i < 4; i++) + __set_bit(gc_snes_btn[i], input_dev->keybit); + break; + + case GC_MULTI2: + __set_bit(BTN_THUMB, input_dev->keybit); + case GC_MULTI: + __set_bit(BTN_TRIGGER, input_dev->keybit); + break; + + case GC_PSX: + for (i = 0; i < 6; i++) + input_set_abs_params(input_dev, + gc_psx_abs[i], 4, 252, 0, 2); + for (i = 0; i < 12; i++) + __set_bit(gc_psx_btn[i], input_dev->keybit); + + break; + + case GC_DDR: + for (i = 0; i < 4; i++) + __set_bit(gc_psx_ddr_btn[i], input_dev->keybit); + for (i = 0; i < 12; i++) + __set_bit(gc_psx_btn[i], input_dev->keybit); + + break; } + err = input_register_device(pad->dev); + if (err) + goto err_free_dev; + return 0; + +err_free_dev: + input_free_device(pad->dev); + pad->dev = NULL; + return err; } static struct gc __init *gc_probe(int parport, int *pads, int n_pads) @@ -722,52 +933,47 @@ static struct gc __init *gc_probe(int parport, int *pads, int n_pads) struct parport *pp; struct pardevice *pd; int i; + int count = 0; int err; pp = parport_find_number(parport); if (!pp) { - printk(KERN_ERR "gamecon.c: no such parport\n"); + pr_err("no such parport %d\n", parport); err = -EINVAL; goto err_out; } pd = parport_register_device(pp, "gamecon", NULL, NULL, NULL, PARPORT_DEV_EXCL, NULL); if (!pd) { - printk(KERN_ERR "gamecon.c: parport busy already - lp.o loaded?\n"); + pr_err("parport busy already - lp.o loaded?\n"); err = -EBUSY; goto err_put_pp; } gc = kzalloc(sizeof(struct gc), GFP_KERNEL); if (!gc) { - printk(KERN_ERR "gamecon.c: Not enough memory\n"); + pr_err("Not enough memory\n"); err = -ENOMEM; goto err_unreg_pardev; } mutex_init(&gc->mutex); gc->pd = pd; - init_timer(&gc->timer); - gc->timer.data = (long) gc; - gc->timer.function = gc_timer; + setup_timer(&gc->timer, gc_timer, (long) gc); for (i = 0; i < n_pads && i < GC_MAX_DEVICES; i++) { if (!pads[i]) continue; - snprintf(gc->phys[i], sizeof(gc->phys[i]), - "%s/input%d", gc->pd->port->name, i); err = gc_setup_pad(gc, i, pads[i]); if (err) goto err_unreg_devs; - err = input_register_device(gc->dev[i]); - if (err) - goto err_free_dev; + count++; } - if (!gc->pads[0]) { - printk(KERN_ERR "gamecon.c: No valid devices specified\n"); + if (count == 0) { + pr_err("No valid devices specified\n"); err = -EINVAL; goto err_free_gc; } @@ -775,12 +981,10 @@ static struct gc __init *gc_probe(int parport, int *pads, int n_pads) parport_put_port(pp); return gc; - err_free_dev: - input_free_device(gc->dev[i]); err_unreg_devs: while (--i >= 0) - if (gc->dev[i]) - input_unregister_device(gc->dev[i]); + if (gc->pads[i].dev) + input_unregister_device(gc->pads[i].dev); err_free_gc: kfree(gc); err_unreg_pardev: @@ -796,8 +1000,8 @@ static void gc_remove(struct gc *gc) int i; for (i = 0; i < GC_MAX_DEVICES; i++) - if (gc->dev[i]) - input_unregister_device(gc->dev[i]); + if (gc->pads[i].dev) + input_unregister_device(gc->pads[i].dev); parport_unregister_device(gc->pd); kfree(gc); } @@ -813,7 +1017,7 @@ static int __init gc_init(void) continue; if (gc_cfg[i].nargs < 2) { - printk(KERN_ERR "gamecon.c: at least one device must be specified\n"); + pr_err("at least one device must be specified\n"); err = -EINVAL; break; } diff --git a/drivers/input/joystick/iforce/iforce-main.c b/drivers/input/joystick/iforce/iforce-main.c index b1edd778639c..405febd94f24 100644 --- a/drivers/input/joystick/iforce/iforce-main.c +++ b/drivers/input/joystick/iforce/iforce-main.c @@ -54,6 +54,9 @@ static signed short btn_avb_wheel[] = static signed short abs_joystick[] = { ABS_X, ABS_Y, ABS_THROTTLE, ABS_HAT0X, ABS_HAT0Y, -1 }; +static signed short abs_joystick_rudder[] = +{ ABS_X, ABS_Y, ABS_THROTTLE, ABS_RUDDER, ABS_HAT0X, ABS_HAT0Y, -1 }; + static signed short abs_avb_pegasus[] = { ABS_X, ABS_Y, ABS_THROTTLE, ABS_RUDDER, ABS_HAT0X, ABS_HAT0Y, ABS_HAT1X, ABS_HAT1Y, -1 }; @@ -76,8 +79,9 @@ static struct iforce_device iforce_device[] = { { 0x061c, 0xc0a4, "ACT LABS Force RS", btn_wheel, abs_wheel, ff_iforce }, //? { 0x061c, 0xc084, "ACT LABS Force RS", btn_wheel, abs_wheel, ff_iforce }, { 0x06f8, 0x0001, "Guillemot Race Leader Force Feedback", btn_wheel, abs_wheel, ff_iforce }, //? + { 0x06f8, 0x0001, "Guillemot Jet Leader Force Feedback", btn_joystick, abs_joystick_rudder, ff_iforce }, { 0x06f8, 0x0004, "Guillemot Force Feedback Racing Wheel", btn_wheel, abs_wheel, ff_iforce }, //? - { 0x06f8, 0x0004, "Gullemot Jet Leader 3D", btn_joystick, abs_joystick, ff_iforce }, //? + { 0x06f8, 0xa302, "Guillemot Jet Leader 3D", btn_joystick, abs_joystick, ff_iforce }, //? { 0x06d6, 0x29bc, "Trust Force Feedback Race Master", btn_wheel, abs_wheel, ff_iforce }, { 0x0000, 0x0000, "Unknown I-Force Device [%04x:%04x]", btn_joystick, abs_joystick, ff_iforce } }; diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c index b41303d3ec54..6c96631ae5d9 100644 --- a/drivers/input/joystick/iforce/iforce-usb.c +++ b/drivers/input/joystick/iforce/iforce-usb.c @@ -212,6 +212,7 @@ static struct usb_device_id iforce_usb_ids [] = { { USB_DEVICE(0x061c, 0xc0a4) }, /* ACT LABS Force RS */ { USB_DEVICE(0x061c, 0xc084) }, /* ACT LABS Force RS */ { USB_DEVICE(0x06f8, 0x0001) }, /* Guillemot Race Leader Force Feedback */ + { USB_DEVICE(0x06f8, 0x0003) }, /* Guillemot Jet Leader Force Feedback */ { USB_DEVICE(0x06f8, 0x0004) }, /* Guillemot Force Feedback Racing Wheel */ { USB_DEVICE(0x06f8, 0xa302) }, /* Guillemot Jet Leader 3D */ { } /* Terminating entry */ diff --git a/drivers/input/joystick/turbografx.c b/drivers/input/joystick/turbografx.c index b6f859869540..d53b9e900234 100644 --- a/drivers/input/joystick/turbografx.c +++ b/drivers/input/joystick/turbografx.c @@ -35,6 +35,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/mutex.h> +#include <linux/slab.h> MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); MODULE_DESCRIPTION("TurboGraFX parallel port interface driver"); diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index 8a28fb7846dc..c1087ce4cef9 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -86,9 +86,8 @@ /* xbox d-pads should map to buttons, as is required for DDR pads but we map them to axes when possible to simplify things */ -#define MAP_DPAD_TO_BUTTONS 0 -#define MAP_DPAD_TO_AXES 1 -#define MAP_DPAD_UNKNOWN 2 +#define MAP_DPAD_TO_BUTTONS (1 << 0) +#define MAP_TRIGGERS_TO_BUTTONS (1 << 1) #define XTYPE_XBOX 0 #define XTYPE_XBOX360 1 @@ -99,57 +98,61 @@ static int dpad_to_buttons; module_param(dpad_to_buttons, bool, S_IRUGO); MODULE_PARM_DESC(dpad_to_buttons, "Map D-PAD to buttons rather than axes for unknown pads"); +static int triggers_to_buttons; +module_param(triggers_to_buttons, bool, S_IRUGO); +MODULE_PARM_DESC(triggers_to_buttons, "Map triggers to buttons rather than axes for unknown pads"); + static const struct xpad_device { u16 idVendor; u16 idProduct; char *name; - u8 dpad_mapping; + u8 mapping; u8 xtype; } xpad_device[] = { - { 0x045e, 0x0202, "Microsoft X-Box pad v1 (US)", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x045e, 0x0289, "Microsoft X-Box pad v2 (US)", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x045e, 0x0287, "Microsoft Xbox Controller S", MAP_DPAD_TO_AXES, XTYPE_XBOX }, + { 0x045e, 0x0202, "Microsoft X-Box pad v1 (US)", 0, XTYPE_XBOX }, + { 0x045e, 0x0289, "Microsoft X-Box pad v2 (US)", 0, XTYPE_XBOX }, + { 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", 0, XTYPE_XBOX }, + { 0x045e, 0x0287, "Microsoft Xbox Controller S", 0, XTYPE_XBOX }, { 0x045e, 0x0719, "Xbox 360 Wireless Receiver", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W }, { 0x0c12, 0x8809, "RedOctane Xbox Dance Pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, - { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x046d, 0xc242, "Logitech Chillstream Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX360 }, - { 0x046d, 0xca84, "Logitech Xbox Cordless Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x046d, 0xca88, "Logitech Compact Controller for Xbox", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x05fd, 0x1007, "Mad Catz Controller (unverified)", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0738, 0x4516, "Mad Catz Control Pad", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0738, 0x4522, "Mad Catz LumiCON", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0738, 0x4526, "Mad Catz Control Pad Pro", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0738, 0x4536, "Mad Catz MicroCON", MAP_DPAD_TO_AXES, XTYPE_XBOX }, + { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", 0, XTYPE_XBOX }, + { 0x046d, 0xc242, "Logitech Chillstream Controller", 0, XTYPE_XBOX360 }, + { 0x046d, 0xca84, "Logitech Xbox Cordless Controller", 0, XTYPE_XBOX }, + { 0x046d, 0xca88, "Logitech Compact Controller for Xbox", 0, XTYPE_XBOX }, + { 0x05fd, 0x1007, "Mad Catz Controller (unverified)", 0, XTYPE_XBOX }, + { 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)", 0, XTYPE_XBOX }, + { 0x0738, 0x4516, "Mad Catz Control Pad", 0, XTYPE_XBOX }, + { 0x0738, 0x4522, "Mad Catz LumiCON", 0, XTYPE_XBOX }, + { 0x0738, 0x4526, "Mad Catz Control Pad Pro", 0, XTYPE_XBOX }, + { 0x0738, 0x4536, "Mad Catz MicroCON", 0, XTYPE_XBOX }, { 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, - { 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0738, 0x4716, "Mad Catz Wired Xbox 360 Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX360 }, - { 0x0738, 0x4738, "Mad Catz Wired Xbox 360 Controller (SFIV)", MAP_DPAD_TO_AXES, XTYPE_XBOX360 }, + { 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", 0, XTYPE_XBOX }, + { 0x0738, 0x4716, "Mad Catz Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, + { 0x0738, 0x4738, "Mad Catz Wired Xbox 360 Controller (SFIV)", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, { 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, - { 0x0c12, 0x8802, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0c12, 0x880a, "Pelican Eclipse PL-2023", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0c12, 0x8810, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0e4c, 0x1097, "Radica Gamester Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0e4c, 0x2390, "Radica Games Jtech Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0e6f, 0x0005, "Eclipse wireless Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0e6f, 0x0006, "Edge wireless Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0e6f, 0x0006, "Pelican 'TSZ' Wired Xbox 360 Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX360 }, - { 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0f30, 0x0202, "Joytech Advanced Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0f30, 0x8888, "BigBen XBMiniPad Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, + { 0x0c12, 0x8802, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, + { 0x0c12, 0x880a, "Pelican Eclipse PL-2023", 0, XTYPE_XBOX }, + { 0x0c12, 0x8810, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, + { 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", 0, XTYPE_XBOX }, + { 0x0e4c, 0x1097, "Radica Gamester Controller", 0, XTYPE_XBOX }, + { 0x0e4c, 0x2390, "Radica Games Jtech Controller", 0, XTYPE_XBOX }, + { 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", 0, XTYPE_XBOX }, + { 0x0e6f, 0x0005, "Eclipse wireless Controller", 0, XTYPE_XBOX }, + { 0x0e6f, 0x0006, "Edge wireless Controller", 0, XTYPE_XBOX }, + { 0x0e6f, 0x0006, "Pelican 'TSZ' Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, + { 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", 0, XTYPE_XBOX }, + { 0x0f30, 0x0202, "Joytech Advanced Controller", 0, XTYPE_XBOX }, + { 0x0f30, 0x8888, "BigBen XBMiniPad Controller", 0, XTYPE_XBOX }, + { 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", 0, XTYPE_XBOX }, { 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, - { 0x1430, 0x4748, "RedOctane Guitar Hero X-plorer", MAP_DPAD_TO_AXES, XTYPE_XBOX360 }, + { 0x1430, 0x4748, "RedOctane Guitar Hero X-plorer", 0, XTYPE_XBOX360 }, { 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, - { 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX360 }, - { 0x045e, 0x028e, "Microsoft X-Box 360 pad", MAP_DPAD_TO_AXES, XTYPE_XBOX360 }, + { 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", 0, XTYPE_XBOX360 }, + { 0x045e, 0x028e, "Microsoft X-Box 360 pad", 0, XTYPE_XBOX360 }, { 0x1bad, 0x0003, "Harmonix Rock Band Drumkit", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, - { 0x0f0d, 0x0016, "Hori Real Arcade Pro.EX", MAP_DPAD_TO_AXES, XTYPE_XBOX360 }, - { 0xffff, 0xffff, "Chinese-made Xbox Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX }, - { 0x0000, 0x0000, "Generic X-Box pad", MAP_DPAD_UNKNOWN, XTYPE_UNKNOWN } + { 0x0f0d, 0x0016, "Hori Real Arcade Pro.EX", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, + { 0xffff, 0xffff, "Chinese-made Xbox Controller", 0, XTYPE_XBOX }, + { 0x0000, 0x0000, "Generic X-Box pad", 0, XTYPE_UNKNOWN } }; /* buttons shared with xbox and xbox360 */ @@ -165,13 +168,20 @@ static const signed short xpad_btn[] = { -1 /* terminating entry */ }; -/* only used if MAP_DPAD_TO_BUTTONS */ +/* used when dpad is mapped to nuttons */ static const signed short xpad_btn_pad[] = { BTN_LEFT, BTN_RIGHT, /* d-pad left, right */ BTN_0, BTN_1, /* d-pad up, down (XXX names??) */ -1 /* terminating entry */ }; +/* used when triggers are mapped to buttons */ +static const signed short xpad_btn_triggers[] = { + BTN_TL2, BTN_TR2, /* triggers left/right */ + -1 +}; + + static const signed short xpad360_btn[] = { /* buttons for x360 controller */ BTN_TL, BTN_TR, /* Button LB/RB */ BTN_MODE, /* The big X button */ @@ -181,16 +191,21 @@ static const signed short xpad360_btn[] = { /* buttons for x360 controller */ static const signed short xpad_abs[] = { ABS_X, ABS_Y, /* left stick */ ABS_RX, ABS_RY, /* right stick */ - ABS_Z, ABS_RZ, /* triggers left/right */ -1 /* terminating entry */ }; -/* only used if MAP_DPAD_TO_AXES */ +/* used when dpad is mapped to axes */ static const signed short xpad_abs_pad[] = { ABS_HAT0X, ABS_HAT0Y, /* d-pad axes */ -1 /* terminating entry */ }; +/* used when triggers are mapped to axes */ +static const signed short xpad_abs_triggers[] = { + ABS_Z, ABS_RZ, /* triggers left/right */ + -1 +}; + /* Xbox 360 has a vendor-specific class, so we cannot match it with only * USB_INTERFACE_INFO (also specifically refused by USB subsystem), so we * match against vendor id as well. Wired Xbox 360 devices have protocol 1, @@ -246,7 +261,7 @@ struct usb_xpad { char phys[64]; /* physical device path */ - int dpad_mapping; /* map d-pad to buttons or to axes */ + int mapping; /* map d-pad to buttons or to axes */ int xtype; /* type of xbox device */ }; @@ -277,20 +292,25 @@ static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *d ~(__s16) le16_to_cpup((__le16 *)(data + 18))); /* triggers left/right */ - input_report_abs(dev, ABS_Z, data[10]); - input_report_abs(dev, ABS_RZ, data[11]); + if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { + input_report_key(dev, BTN_TL2, data[10]); + input_report_key(dev, BTN_TR2, data[11]); + } else { + input_report_abs(dev, ABS_Z, data[10]); + input_report_abs(dev, ABS_RZ, data[11]); + } /* digital pad */ - if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) { - input_report_abs(dev, ABS_HAT0X, - !!(data[2] & 0x08) - !!(data[2] & 0x04)); - input_report_abs(dev, ABS_HAT0Y, - !!(data[2] & 0x02) - !!(data[2] & 0x01)); - } else /* xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS */ { + if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { input_report_key(dev, BTN_LEFT, data[2] & 0x04); input_report_key(dev, BTN_RIGHT, data[2] & 0x08); input_report_key(dev, BTN_0, data[2] & 0x01); /* up */ input_report_key(dev, BTN_1, data[2] & 0x02); /* down */ + } else { + input_report_abs(dev, ABS_HAT0X, + !!(data[2] & 0x08) - !!(data[2] & 0x04)); + input_report_abs(dev, ABS_HAT0Y, + !!(data[2] & 0x02) - !!(data[2] & 0x01)); } /* start/back buttons and stick press left/right */ @@ -328,17 +348,17 @@ static void xpad360_process_packet(struct usb_xpad *xpad, struct input_dev *dev = xpad->dev; /* digital pad */ - if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) { - input_report_abs(dev, ABS_HAT0X, - !!(data[2] & 0x08) - !!(data[2] & 0x04)); - input_report_abs(dev, ABS_HAT0Y, - !!(data[2] & 0x02) - !!(data[2] & 0x01)); - } else if (xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS) { + if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { /* dpad as buttons (right, left, down, up) */ input_report_key(dev, BTN_LEFT, data[2] & 0x04); input_report_key(dev, BTN_RIGHT, data[2] & 0x08); input_report_key(dev, BTN_0, data[2] & 0x01); /* up */ input_report_key(dev, BTN_1, data[2] & 0x02); /* down */ + } else { + input_report_abs(dev, ABS_HAT0X, + !!(data[2] & 0x08) - !!(data[2] & 0x04)); + input_report_abs(dev, ABS_HAT0Y, + !!(data[2] & 0x02) - !!(data[2] & 0x01)); } /* start/back buttons */ @@ -371,8 +391,13 @@ static void xpad360_process_packet(struct usb_xpad *xpad, ~(__s16) le16_to_cpup((__le16 *)(data + 12))); /* triggers left/right */ - input_report_abs(dev, ABS_Z, data[4]); - input_report_abs(dev, ABS_RZ, data[5]); + if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { + input_report_key(dev, BTN_TL2, data[4]); + input_report_key(dev, BTN_TR2, data[5]); + } else { + input_report_abs(dev, ABS_Z, data[4]); + input_report_abs(dev, ABS_RZ, data[5]); + } input_sync(dev); } @@ -505,11 +530,11 @@ static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad) struct usb_endpoint_descriptor *ep_irq_out; int error = -ENOMEM; - if (xpad->xtype != XTYPE_XBOX360) + if (xpad->xtype != XTYPE_XBOX360 && xpad->xtype != XTYPE_XBOX) return 0; - xpad->odata = usb_buffer_alloc(xpad->udev, XPAD_PKT_LEN, - GFP_KERNEL, &xpad->odata_dma); + xpad->odata = usb_alloc_coherent(xpad->udev, XPAD_PKT_LEN, + GFP_KERNEL, &xpad->odata_dma); if (!xpad->odata) goto fail1; @@ -529,21 +554,21 @@ static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad) return 0; - fail2: usb_buffer_free(xpad->udev, XPAD_PKT_LEN, xpad->odata, xpad->odata_dma); + fail2: usb_free_coherent(xpad->udev, XPAD_PKT_LEN, xpad->odata, xpad->odata_dma); fail1: return error; } static void xpad_stop_output(struct usb_xpad *xpad) { - if (xpad->xtype == XTYPE_XBOX360) + if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX) usb_kill_urb(xpad->irq_out); } static void xpad_deinit_output(struct usb_xpad *xpad) { - if (xpad->xtype == XTYPE_XBOX360) { + if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX) { usb_free_urb(xpad->irq_out); - usb_buffer_free(xpad->udev, XPAD_PKT_LEN, + usb_free_coherent(xpad->udev, XPAD_PKT_LEN, xpad->odata, xpad->odata_dma); } } @@ -554,24 +579,45 @@ static void xpad_stop_output(struct usb_xpad *xpad) {} #endif #ifdef CONFIG_JOYSTICK_XPAD_FF -static int xpad_play_effect(struct input_dev *dev, void *data, - struct ff_effect *effect) +static int xpad_play_effect(struct input_dev *dev, void *data, struct ff_effect *effect) { struct usb_xpad *xpad = input_get_drvdata(dev); if (effect->type == FF_RUMBLE) { __u16 strong = effect->u.rumble.strong_magnitude; __u16 weak = effect->u.rumble.weak_magnitude; - xpad->odata[0] = 0x00; - xpad->odata[1] = 0x08; - xpad->odata[2] = 0x00; - xpad->odata[3] = strong / 256; - xpad->odata[4] = weak / 256; - xpad->odata[5] = 0x00; - xpad->odata[6] = 0x00; - xpad->odata[7] = 0x00; - xpad->irq_out->transfer_buffer_length = 8; - usb_submit_urb(xpad->irq_out, GFP_ATOMIC); + + switch (xpad->xtype) { + + case XTYPE_XBOX: + xpad->odata[0] = 0x00; + xpad->odata[1] = 0x06; + xpad->odata[2] = 0x00; + xpad->odata[3] = strong / 256; /* left actuator */ + xpad->odata[4] = 0x00; + xpad->odata[5] = weak / 256; /* right actuator */ + xpad->irq_out->transfer_buffer_length = 6; + + return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); + + case XTYPE_XBOX360: + xpad->odata[0] = 0x00; + xpad->odata[1] = 0x08; + xpad->odata[2] = 0x00; + xpad->odata[3] = strong / 256; /* left actuator? */ + xpad->odata[4] = weak / 256; /* right actuator? */ + xpad->odata[5] = 0x00; + xpad->odata[6] = 0x00; + xpad->odata[7] = 0x00; + xpad->irq_out->transfer_buffer_length = 8; + + return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); + + default: + dbg("%s - rumble command sent to unsupported xpad type: %d", + __func__, xpad->xtype); + return -1; + } } return 0; @@ -579,7 +625,7 @@ static int xpad_play_effect(struct input_dev *dev, void *data, static int xpad_init_ff(struct usb_xpad *xpad) { - if (xpad->xtype != XTYPE_XBOX360) + if (xpad->xtype != XTYPE_XBOX360 && xpad->xtype != XTYPE_XBOX) return 0; input_set_capability(xpad->dev, EV_FF, FF_RUMBLE); @@ -712,11 +758,11 @@ static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs) input_set_abs_params(input_dev, abs, -32768, 32767, 16, 128); break; case ABS_Z: - case ABS_RZ: /* the triggers */ + case ABS_RZ: /* the triggers (if mapped to axes) */ input_set_abs_params(input_dev, abs, 0, 255, 0, 0); break; case ABS_HAT0X: - case ABS_HAT0Y: /* the d-pad (only if MAP_DPAD_TO_AXES) */ + case ABS_HAT0Y: /* the d-pad (only if dpad is mapped to axes */ input_set_abs_params(input_dev, abs, -1, 1, 0, 0); break; } @@ -742,8 +788,8 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id if (!xpad || !input_dev) goto fail1; - xpad->idata = usb_buffer_alloc(udev, XPAD_PKT_LEN, - GFP_KERNEL, &xpad->idata_dma); + xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, + GFP_KERNEL, &xpad->idata_dma); if (!xpad->idata) goto fail1; @@ -752,10 +798,9 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id goto fail2; xpad->udev = udev; - xpad->dpad_mapping = xpad_device[i].dpad_mapping; + xpad->mapping = xpad_device[i].mapping; xpad->xtype = xpad_device[i].xtype; - if (xpad->dpad_mapping == MAP_DPAD_UNKNOWN) - xpad->dpad_mapping = !dpad_to_buttons; + if (xpad->xtype == XTYPE_UNKNOWN) { if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) @@ -764,7 +809,13 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id xpad->xtype = XTYPE_XBOX360; } else xpad->xtype = XTYPE_XBOX; + + if (dpad_to_buttons) + xpad->mapping |= MAP_DPAD_TO_BUTTONS; + if (triggers_to_buttons) + xpad->mapping |= MAP_TRIGGERS_TO_BUTTONS; } + xpad->dev = input_dev; usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); @@ -781,25 +832,37 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); - /* set up buttons */ + /* set up standard buttons and axes */ for (i = 0; xpad_common_btn[i] >= 0; i++) - set_bit(xpad_common_btn[i], input_dev->keybit); - if ((xpad->xtype == XTYPE_XBOX360) || (xpad->xtype == XTYPE_XBOX360W)) - for (i = 0; xpad360_btn[i] >= 0; i++) - set_bit(xpad360_btn[i], input_dev->keybit); - else - for (i = 0; xpad_btn[i] >= 0; i++) - set_bit(xpad_btn[i], input_dev->keybit); - if (xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS) - for (i = 0; xpad_btn_pad[i] >= 0; i++) - set_bit(xpad_btn_pad[i], input_dev->keybit); + __set_bit(xpad_common_btn[i], input_dev->keybit); - /* set up axes */ for (i = 0; xpad_abs[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs[i]); - if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) + + /* Now set up model-specific ones */ + if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W) { + for (i = 0; xpad360_btn[i] >= 0; i++) + __set_bit(xpad360_btn[i], input_dev->keybit); + } else { + for (i = 0; xpad_btn[i] >= 0; i++) + __set_bit(xpad_btn[i], input_dev->keybit); + } + + if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { + for (i = 0; xpad_btn_pad[i] >= 0; i++) + __set_bit(xpad_btn_pad[i], input_dev->keybit); + } else { for (i = 0; xpad_abs_pad[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_pad[i]); + } + + if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { + for (i = 0; xpad_btn_triggers[i] >= 0; i++) + __set_bit(xpad_btn_triggers[i], input_dev->keybit); + } else { + for (i = 0; xpad_abs_triggers[i] >= 0; i++) + xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); + } error = xpad_init_output(intf, xpad); if (error) @@ -879,7 +942,7 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id fail5: usb_kill_urb(xpad->irq_in); fail4: usb_free_urb(xpad->irq_in); fail3: xpad_deinit_output(xpad); - fail2: usb_buffer_free(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); + fail2: usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); fail1: input_free_device(input_dev); kfree(xpad); return error; @@ -901,7 +964,7 @@ static void xpad_disconnect(struct usb_interface *intf) usb_kill_urb(xpad->irq_in); } usb_free_urb(xpad->irq_in); - usb_buffer_free(xpad->udev, XPAD_PKT_LEN, + usb_free_coherent(xpad->udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); kfree(xpad); } diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 02c836e11813..1ba25145b333 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -35,10 +35,10 @@ config KEYBOARD_ADP5520 be called adp5520-keys. config KEYBOARD_ADP5588 - tristate "ADP5588 I2C QWERTY Keypad and IO Expander" + tristate "ADP5588/87 I2C QWERTY Keypad and IO Expander" depends on I2C help - Say Y here if you want to use a ADP5588 attached to your + Say Y here if you want to use a ADP5588/87 attached to your system I2C bus. To compile this driver as a module, choose M here: the @@ -124,7 +124,7 @@ config KEYBOARD_ATKBD_RDI_KEYCODES right-hand column will be interpreted as the key shown in the left-hand column. -config QT2160 +config KEYBOARD_QT2160 tristate "Atmel AT42QT2160 Touch Sensor Chip" depends on I2C && EXPERIMENTAL help @@ -143,17 +143,6 @@ config KEYBOARD_BFIN To compile this driver as a module, choose M here: the module will be called bf54x-keys. -config KEYBOARD_CORGI - tristate "Corgi keyboard" - depends on PXA_SHARPSL - default y - help - Say Y here to enable the keyboard on the Sharp Zaurus SL-C7xx - series of PDAs. - - To compile this driver as a module, choose M here: the - module will be called corgikbd. - config KEYBOARD_LKKBD tristate "DECstation/VAXstation LK201/LK401 keyboard" select SERIO @@ -190,6 +179,22 @@ config KEYBOARD_GPIO To compile this driver as a module, choose M here: the module will be called gpio_keys. +config KEYBOARD_TCA6416 + tristate "TCA6416 Keypad Support" + depends on I2C + help + This driver implements basic keypad functionality + for keys connected through TCA6416 IO expander + + Say Y here if your device has keys connected to + TCA6416 IO expander. Your board-specific setup logic + must also provide pin-mask details(of which TCA6416 pins + are used for keypad). + + If enabled the complete TCA6416 device will be managed through + this driver. + + config KEYBOARD_MATRIX tristate "GPIO driven matrix keypad support" depends on GENERIC_GPIO @@ -292,6 +297,15 @@ config KEYBOARD_MAX7359 To compile this driver as a module, choose M here: the module will be called max7359_keypad. +config KEYBOARD_IMX + tristate "IMX keypad support" + depends on ARCH_MXC + help + Enable support for IMX keypad port. + + To compile this driver as a module, choose M here: the + module will be called imx_keypad. + config KEYBOARD_NEWTON tristate "Newton keyboard" select SERIO @@ -328,17 +342,6 @@ config KEYBOARD_PXA930_ROTARY To compile this driver as a module, choose M here: the module will be called pxa930_rotary. -config KEYBOARD_SPITZ - tristate "Spitz keyboard" - depends on PXA_SHARPSL - default y - help - Say Y here to enable the keyboard on the Sharp Zaurus SL-C1000, - SL-C3000 and Sl-C3100 series of PDAs. - - To compile this driver as a module, choose M here: the - module will be called spitzkbd. - config KEYBOARD_STOWAWAY tristate "Stowaway keyboard" select SERIO @@ -363,7 +366,7 @@ config KEYBOARD_SUNKBD config KEYBOARD_SH_KEYSC tristate "SuperH KEYSC keypad support" - depends on SUPERH + depends on SUPERH || ARCH_SHMOBILE help Say Y here if you want to use a keypad attached to the KEYSC block on SuperH processors such as sh7722 and sh7343. @@ -401,26 +404,6 @@ config KEYBOARD_TWL4030 To compile this driver as a module, choose M here: the module will be called twl4030_keypad. -config KEYBOARD_TOSA - tristate "Tosa keyboard" - depends on MACH_TOSA - default y - help - Say Y here to enable the keyboard on the Sharp Zaurus SL-6000x (Tosa) - - To compile this driver as a module, choose M here: the - module will be called tosakbd. - -config KEYBOARD_TOSA_USE_EXT_KEYCODES - bool "Tosa keyboard: use extended keycodes" - depends on KEYBOARD_TOSA - help - Say Y here to enable the tosa keyboard driver to generate extended - (>= 127) keycodes. Be aware, that they can't be correctly interpreted - by either console keyboard driver or by Kdrive keybd driver. - - Say Y only if you know, what you are doing! - config KEYBOARD_XTKBD tristate "XT keyboard" select SERIO diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile index 78654ef65206..4596d0c6f922 100644 --- a/drivers/input/keyboard/Makefile +++ b/drivers/input/keyboard/Makefile @@ -11,12 +11,13 @@ obj-$(CONFIG_KEYBOARD_AMIGA) += amikbd.o obj-$(CONFIG_KEYBOARD_ATARI) += atakbd.o obj-$(CONFIG_KEYBOARD_ATKBD) += atkbd.o obj-$(CONFIG_KEYBOARD_BFIN) += bf54x-keys.o -obj-$(CONFIG_KEYBOARD_CORGI) += corgikbd.o obj-$(CONFIG_KEYBOARD_DAVINCI) += davinci_keyscan.o obj-$(CONFIG_KEYBOARD_EP93XX) += ep93xx_keypad.o obj-$(CONFIG_KEYBOARD_GPIO) += gpio_keys.o +obj-$(CONFIG_KEYBOARD_TCA6416) += tca6416-keypad.o obj-$(CONFIG_KEYBOARD_HIL) += hil_kbd.o obj-$(CONFIG_KEYBOARD_HIL_OLD) += hilkbd.o +obj-$(CONFIG_KEYBOARD_IMX) += imx_keypad.o obj-$(CONFIG_KEYBOARD_HP6XX) += jornada680_kbd.o obj-$(CONFIG_KEYBOARD_HP7XX) += jornada720_kbd.o obj-$(CONFIG_KEYBOARD_LKKBD) += lkkbd.o @@ -32,10 +33,8 @@ obj-$(CONFIG_KEYBOARD_PXA27x) += pxa27x_keypad.o obj-$(CONFIG_KEYBOARD_PXA930_ROTARY) += pxa930_rotary.o obj-$(CONFIG_KEYBOARD_QT2160) += qt2160.o obj-$(CONFIG_KEYBOARD_SH_KEYSC) += sh_keysc.o -obj-$(CONFIG_KEYBOARD_SPITZ) += spitzkbd.o obj-$(CONFIG_KEYBOARD_STOWAWAY) += stowaway.o obj-$(CONFIG_KEYBOARD_SUNKBD) += sunkbd.o -obj-$(CONFIG_KEYBOARD_TOSA) += tosakbd.o obj-$(CONFIG_KEYBOARD_TWL4030) += twl4030_keypad.o obj-$(CONFIG_KEYBOARD_XTKBD) += xtkbd.o obj-$(CONFIG_KEYBOARD_W90P910) += w90p910_keypad.o diff --git a/drivers/input/keyboard/adp5520-keys.c b/drivers/input/keyboard/adp5520-keys.c index a7ba27fb4109..3db8006dac3a 100644 --- a/drivers/input/keyboard/adp5520-keys.c +++ b/drivers/input/keyboard/adp5520-keys.c @@ -12,6 +12,7 @@ #include <linux/platform_device.h> #include <linux/input.h> #include <linux/mfd/adp5520.h> +#include <linux/slab.h> struct adp5520_keys { struct input_dev *input; diff --git a/drivers/input/keyboard/adp5588-keys.c b/drivers/input/keyboard/adp5588-keys.c index 1edb596d927b..744600eff222 100644 --- a/drivers/input/keyboard/adp5588-keys.c +++ b/drivers/input/keyboard/adp5588-keys.c @@ -1,6 +1,7 @@ /* * File: drivers/input/keyboard/adp5588_keys.c - * Description: keypad driver for ADP5588 I2C QWERTY Keypad and IO Expander + * Description: keypad driver for ADP5588 and ADP5587 + * I2C QWERTY Keypad and IO Expander * Bugs: Enter bugs at http://blackfin.uclinux.org/ * * Copyright (C) 2008-2009 Analog Devices Inc. @@ -18,6 +19,7 @@ #include <linux/platform_device.h> #include <linux/input.h> #include <linux/i2c.h> +#include <linux/slab.h> #include <linux/i2c/adp5588.h> @@ -285,7 +287,6 @@ static int __devexit adp5588_remove(struct i2c_client *client) free_irq(client->irq, kpad); cancel_delayed_work_sync(&kpad->work); input_unregister_device(kpad->input); - i2c_set_clientdata(client, NULL); kfree(kpad); return 0; @@ -327,6 +328,7 @@ static const struct dev_pm_ops adp5588_dev_pm_ops = { static const struct i2c_device_id adp5588_id[] = { { KBUILD_MODNAME, 0 }, + { "adp5587-keys", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, adp5588_id); @@ -357,5 +359,5 @@ module_exit(adp5588_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>"); -MODULE_DESCRIPTION("ADP5588 Keypad driver"); +MODULE_DESCRIPTION("ADP5588/87 Keypad driver"); MODULE_ALIAS("platform:adp5588-keys"); diff --git a/drivers/input/keyboard/amikbd.c b/drivers/input/keyboard/amikbd.c index 35149ec455a9..79172af164f2 100644 --- a/drivers/input/keyboard/amikbd.c +++ b/drivers/input/keyboard/amikbd.c @@ -35,6 +35,7 @@ #include <linux/delay.h> #include <linux/interrupt.h> #include <linux/keyboard.h> +#include <linux/platform_device.h> #include <asm/amigaints.h> #include <asm/amigahw.h> @@ -154,10 +155,9 @@ static const char *amikbd_messages[8] = { [7] = KERN_WARNING "amikbd: keyboard interrupt\n" }; -static struct input_dev *amikbd_dev; - -static irqreturn_t amikbd_interrupt(int irq, void *dummy) +static irqreturn_t amikbd_interrupt(int irq, void *data) { + struct input_dev *dev = data; unsigned char scancode, down; scancode = ~ciaa.sdr; /* get and invert scancode (keyboard is active low) */ @@ -170,47 +170,42 @@ static irqreturn_t amikbd_interrupt(int irq, void *dummy) if (scancode < 0x78) { /* scancodes < 0x78 are keys */ if (scancode == 98) { /* CapsLock is a toggle switch key on Amiga */ - input_report_key(amikbd_dev, scancode, 1); - input_report_key(amikbd_dev, scancode, 0); + input_report_key(dev, scancode, 1); + input_report_key(dev, scancode, 0); } else { - input_report_key(amikbd_dev, scancode, down); + input_report_key(dev, scancode, down); } - input_sync(amikbd_dev); + input_sync(dev); } else /* scancodes >= 0x78 are error codes */ printk(amikbd_messages[scancode - 0x78]); return IRQ_HANDLED; } -static int __init amikbd_init(void) +static int __init amikbd_probe(struct platform_device *pdev) { + struct input_dev *dev; int i, j, err; - if (!AMIGAHW_PRESENT(AMI_KEYBOARD)) - return -ENODEV; - - if (!request_mem_region(CIAA_PHYSADDR-1+0xb00, 0x100, "amikeyb")) - return -EBUSY; - - amikbd_dev = input_allocate_device(); - if (!amikbd_dev) { - printk(KERN_ERR "amikbd: not enough memory for input device\n"); - err = -ENOMEM; - goto fail1; + dev = input_allocate_device(); + if (!dev) { + dev_err(&pdev->dev, "Not enough memory for input device\n"); + return -ENOMEM; } - amikbd_dev->name = "Amiga Keyboard"; - amikbd_dev->phys = "amikbd/input0"; - amikbd_dev->id.bustype = BUS_AMIGA; - amikbd_dev->id.vendor = 0x0001; - amikbd_dev->id.product = 0x0001; - amikbd_dev->id.version = 0x0100; + dev->name = pdev->name; + dev->phys = "amikbd/input0"; + dev->id.bustype = BUS_AMIGA; + dev->id.vendor = 0x0001; + dev->id.product = 0x0001; + dev->id.version = 0x0100; + dev->dev.parent = &pdev->dev; - amikbd_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); + dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); for (i = 0; i < 0x78; i++) - set_bit(i, amikbd_dev->keybit); + set_bit(i, dev->keybit); for (i = 0; i < MAX_NR_KEYMAPS; i++) { static u_short temp_map[NR_KEYS] __initdata; @@ -229,30 +224,54 @@ static int __init amikbd_init(void) memcpy(key_maps[i], temp_map, sizeof(temp_map)); } ciaa.cra &= ~0x41; /* serial data in, turn off TA */ - if (request_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt, 0, "amikbd", - amikbd_interrupt)) { - err = -EBUSY; + err = request_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt, 0, "amikbd", + dev); + if (err) goto fail2; - } - err = input_register_device(amikbd_dev); + err = input_register_device(dev); if (err) goto fail3; + platform_set_drvdata(pdev, dev); + return 0; - fail3: free_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt); - fail2: input_free_device(amikbd_dev); - fail1: release_mem_region(CIAA_PHYSADDR - 1 + 0xb00, 0x100); + fail3: free_irq(IRQ_AMIGA_CIAA_SP, dev); + fail2: input_free_device(dev); return err; } -static void __exit amikbd_exit(void) +static int __exit amikbd_remove(struct platform_device *pdev) +{ + struct input_dev *dev = platform_get_drvdata(pdev); + + platform_set_drvdata(pdev, NULL); + free_irq(IRQ_AMIGA_CIAA_SP, dev); + input_unregister_device(dev); + return 0; +} + +static struct platform_driver amikbd_driver = { + .remove = __exit_p(amikbd_remove), + .driver = { + .name = "amiga-keyboard", + .owner = THIS_MODULE, + }, +}; + +static int __init amikbd_init(void) { - free_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt); - input_unregister_device(amikbd_dev); - release_mem_region(CIAA_PHYSADDR - 1 + 0xb00, 0x100); + return platform_driver_probe(&amikbd_driver, amikbd_probe); } module_init(amikbd_init); + +static void __exit amikbd_exit(void) +{ + platform_driver_unregister(&amikbd_driver); +} + module_exit(amikbd_exit); + +MODULE_ALIAS("platform:amiga-keyboard"); diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c index 7b4056292eaf..d358ef8623f4 100644 --- a/drivers/input/keyboard/atkbd.c +++ b/drivers/input/keyboard/atkbd.c @@ -40,26 +40,26 @@ module_param_named(set, atkbd_set, int, 0); MODULE_PARM_DESC(set, "Select keyboard code set (2 = default, 3 = PS/2 native)"); #if defined(__i386__) || defined(__x86_64__) || defined(__hppa__) -static int atkbd_reset; +static bool atkbd_reset; #else -static int atkbd_reset = 1; +static bool atkbd_reset = true; #endif module_param_named(reset, atkbd_reset, bool, 0); MODULE_PARM_DESC(reset, "Reset keyboard during initialization"); -static int atkbd_softrepeat; +static bool atkbd_softrepeat; module_param_named(softrepeat, atkbd_softrepeat, bool, 0); MODULE_PARM_DESC(softrepeat, "Use software keyboard repeat"); -static int atkbd_softraw = 1; +static bool atkbd_softraw = true; module_param_named(softraw, atkbd_softraw, bool, 0); MODULE_PARM_DESC(softraw, "Use software generated rawmode"); -static int atkbd_scroll; +static bool atkbd_scroll; module_param_named(scroll, atkbd_scroll, bool, 0); MODULE_PARM_DESC(scroll, "Enable scroll-wheel on MS Office and similar keyboards"); -static int atkbd_extra; +static bool atkbd_extra; module_param_named(extra, atkbd_extra, bool, 0); MODULE_PARM_DESC(extra, "Enable extra LEDs and keys on IBM RapidAcces, EzKey and similar keyboards"); @@ -153,16 +153,16 @@ static const unsigned short atkbd_unxlate_table[128] = { #define ATKBD_RET_HANGEUL 0xf2 #define ATKBD_RET_ERR 0xff -#define ATKBD_KEY_UNKNOWN 0 +#define ATKBD_KEY_UNKNOWN 0 #define ATKBD_KEY_NULL 255 -#define ATKBD_SCR_1 254 -#define ATKBD_SCR_2 253 -#define ATKBD_SCR_4 252 -#define ATKBD_SCR_8 251 -#define ATKBD_SCR_CLICK 250 -#define ATKBD_SCR_LEFT 249 -#define ATKBD_SCR_RIGHT 248 +#define ATKBD_SCR_1 0xfffe +#define ATKBD_SCR_2 0xfffd +#define ATKBD_SCR_4 0xfffc +#define ATKBD_SCR_8 0xfffb +#define ATKBD_SCR_CLICK 0xfffa +#define ATKBD_SCR_LEFT 0xfff9 +#define ATKBD_SCR_RIGHT 0xfff8 #define ATKBD_SPECIAL ATKBD_SCR_RIGHT @@ -177,7 +177,7 @@ static const unsigned short atkbd_unxlate_table[128] = { #define ATKBD_XL_HANJA 0x20 static const struct { - unsigned char keycode; + unsigned short keycode; unsigned char set2; } atkbd_scroll_keys[] = { { ATKBD_SCR_1, 0xc5 }, @@ -206,18 +206,18 @@ struct atkbd { unsigned short keycode[ATKBD_KEYMAP_SIZE]; DECLARE_BITMAP(force_release_mask, ATKBD_KEYMAP_SIZE); unsigned char set; - unsigned char translated; - unsigned char extra; - unsigned char write; - unsigned char softrepeat; - unsigned char softraw; - unsigned char scroll; - unsigned char enabled; + bool translated; + bool extra; + bool write; + bool softrepeat; + bool softraw; + bool scroll; + bool enabled; /* Accessed only from interrupt */ unsigned char emul; - unsigned char resend; - unsigned char release; + bool resend; + bool release; unsigned long xl_bit; unsigned int last; unsigned long time; @@ -301,18 +301,18 @@ static const unsigned int xl_table[] = { * Checks if we should mangle the scancode to extract 'release' bit * in translated mode. */ -static int atkbd_need_xlate(unsigned long xl_bit, unsigned char code) +static bool atkbd_need_xlate(unsigned long xl_bit, unsigned char code) { int i; if (code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1) - return 0; + return false; for (i = 0; i < ARRAY_SIZE(xl_table); i++) if (code == xl_table[i]) return test_bit(i, &xl_bit); - return 1; + return true; } /* @@ -359,7 +359,7 @@ static unsigned int atkbd_compat_scancode(struct atkbd *atkbd, unsigned int code */ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, - unsigned int flags) + unsigned int flags) { struct atkbd *atkbd = serio_get_drvdata(serio); struct input_dev *dev = atkbd->dev; @@ -368,20 +368,18 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, int value; unsigned short keycode; -#ifdef ATKBD_DEBUG - printk(KERN_DEBUG "atkbd.c: Received %02x flags %02x\n", data, flags); -#endif + dev_dbg(&serio->dev, "Received %02x flags %02x\n", data, flags); #if !defined(__i386__) && !defined (__x86_64__) if ((flags & (SERIO_FRAME | SERIO_PARITY)) && (~flags & SERIO_TIMEOUT) && !atkbd->resend && atkbd->write) { - printk(KERN_WARNING "atkbd.c: frame/parity error: %02x\n", flags); + dev_warn(&serio->dev, "Frame/parity error: %02x\n", flags); serio_write(serio, ATKBD_CMD_RESEND); - atkbd->resend = 1; + atkbd->resend = true; goto out; } if (!flags && data == ATKBD_RET_ACK) - atkbd->resend = 0; + atkbd->resend = false; #endif if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_ACK)) @@ -412,32 +410,32 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, } switch (code) { - case ATKBD_RET_BAT: - atkbd->enabled = 0; - serio_reconnect(atkbd->ps2dev.serio); - goto out; - case ATKBD_RET_EMUL0: - atkbd->emul = 1; - goto out; - case ATKBD_RET_EMUL1: - atkbd->emul = 2; - goto out; - case ATKBD_RET_RELEASE: - atkbd->release = 1; - goto out; - case ATKBD_RET_ACK: - case ATKBD_RET_NAK: - if (printk_ratelimit()) - printk(KERN_WARNING "atkbd.c: Spurious %s on %s. " - "Some program might be trying access hardware directly.\n", - data == ATKBD_RET_ACK ? "ACK" : "NAK", serio->phys); - goto out; - case ATKBD_RET_ERR: - atkbd->err_count++; -#ifdef ATKBD_DEBUG - printk(KERN_DEBUG "atkbd.c: Keyboard on %s reports too many keys pressed.\n", serio->phys); -#endif - goto out; + case ATKBD_RET_BAT: + atkbd->enabled = false; + serio_reconnect(atkbd->ps2dev.serio); + goto out; + case ATKBD_RET_EMUL0: + atkbd->emul = 1; + goto out; + case ATKBD_RET_EMUL1: + atkbd->emul = 2; + goto out; + case ATKBD_RET_RELEASE: + atkbd->release = true; + goto out; + case ATKBD_RET_ACK: + case ATKBD_RET_NAK: + if (printk_ratelimit()) + dev_warn(&serio->dev, + "Spurious %s on %s. " + "Some program might be trying access hardware directly.\n", + data == ATKBD_RET_ACK ? "ACK" : "NAK", serio->phys); + goto out; + case ATKBD_RET_ERR: + atkbd->err_count++; + dev_dbg(&serio->dev, "Keyboard on %s reports too many keys pressed.\n", + serio->phys); + goto out; } code = atkbd_compat_scancode(atkbd, code); @@ -451,71 +449,72 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, input_event(dev, EV_MSC, MSC_SCAN, code); switch (keycode) { - case ATKBD_KEY_NULL: - break; - case ATKBD_KEY_UNKNOWN: - printk(KERN_WARNING - "atkbd.c: Unknown key %s (%s set %d, code %#x on %s).\n", - atkbd->release ? "released" : "pressed", - atkbd->translated ? "translated" : "raw", - atkbd->set, code, serio->phys); - printk(KERN_WARNING - "atkbd.c: Use 'setkeycodes %s%02x <keycode>' to make it known.\n", - code & 0x80 ? "e0" : "", code & 0x7f); - input_sync(dev); - break; - case ATKBD_SCR_1: - scroll = 1 - atkbd->release * 2; - break; - case ATKBD_SCR_2: - scroll = 2 - atkbd->release * 4; - break; - case ATKBD_SCR_4: - scroll = 4 - atkbd->release * 8; - break; - case ATKBD_SCR_8: - scroll = 8 - atkbd->release * 16; - break; - case ATKBD_SCR_CLICK: - click = !atkbd->release; - break; - case ATKBD_SCR_LEFT: - hscroll = -1; - break; - case ATKBD_SCR_RIGHT: - hscroll = 1; - break; - default: - if (atkbd->release) { - value = 0; - atkbd->last = 0; - } else if (!atkbd->softrepeat && test_bit(keycode, dev->key)) { - /* Workaround Toshiba laptop multiple keypress */ - value = time_before(jiffies, atkbd->time) && atkbd->last == code ? 1 : 2; - } else { - value = 1; - atkbd->last = code; - atkbd->time = jiffies + msecs_to_jiffies(dev->rep[REP_DELAY]) / 2; - } - - input_event(dev, EV_KEY, keycode, value); - input_sync(dev); + case ATKBD_KEY_NULL: + break; + case ATKBD_KEY_UNKNOWN: + dev_warn(&serio->dev, + "Unknown key %s (%s set %d, code %#x on %s).\n", + atkbd->release ? "released" : "pressed", + atkbd->translated ? "translated" : "raw", + atkbd->set, code, serio->phys); + dev_warn(&serio->dev, + "Use 'setkeycodes %s%02x <keycode>' to make it known.\n", + code & 0x80 ? "e0" : "", code & 0x7f); + input_sync(dev); + break; + case ATKBD_SCR_1: + scroll = 1; + break; + case ATKBD_SCR_2: + scroll = 2; + break; + case ATKBD_SCR_4: + scroll = 4; + break; + case ATKBD_SCR_8: + scroll = 8; + break; + case ATKBD_SCR_CLICK: + click = !atkbd->release; + break; + case ATKBD_SCR_LEFT: + hscroll = -1; + break; + case ATKBD_SCR_RIGHT: + hscroll = 1; + break; + default: + if (atkbd->release) { + value = 0; + atkbd->last = 0; + } else if (!atkbd->softrepeat && test_bit(keycode, dev->key)) { + /* Workaround Toshiba laptop multiple keypress */ + value = time_before(jiffies, atkbd->time) && atkbd->last == code ? 1 : 2; + } else { + value = 1; + atkbd->last = code; + atkbd->time = jiffies + msecs_to_jiffies(dev->rep[REP_DELAY]) / 2; + } + + input_event(dev, EV_KEY, keycode, value); + input_sync(dev); - if (value && test_bit(code, atkbd->force_release_mask)) { - input_report_key(dev, keycode, 0); - input_sync(dev); - } + if (value && test_bit(code, atkbd->force_release_mask)) { + input_report_key(dev, keycode, 0); + input_sync(dev); + } } if (atkbd->scroll) { if (click != -1) input_report_key(dev, BTN_MIDDLE, click); - input_report_rel(dev, REL_WHEEL, scroll); + input_report_rel(dev, REL_WHEEL, + atkbd->release ? -scroll : scroll); input_report_rel(dev, REL_HWHEEL, hscroll); input_sync(dev); } - atkbd->release = 0; + atkbd->release = false; out: return IRQ_HANDLED; } @@ -634,17 +633,18 @@ static int atkbd_event(struct input_dev *dev, switch (type) { - case EV_LED: - atkbd_schedule_event_work(atkbd, ATKBD_LED_EVENT_BIT); - return 0; + case EV_LED: + atkbd_schedule_event_work(atkbd, ATKBD_LED_EVENT_BIT); + return 0; - case EV_REP: - if (!atkbd->softrepeat) - atkbd_schedule_event_work(atkbd, ATKBD_REP_EVENT_BIT); - return 0; - } + case EV_REP: + if (!atkbd->softrepeat) + atkbd_schedule_event_work(atkbd, ATKBD_REP_EVENT_BIT); + return 0; - return -1; + default: + return -1; + } } /* @@ -655,7 +655,7 @@ static int atkbd_event(struct input_dev *dev, static inline void atkbd_enable(struct atkbd *atkbd) { serio_pause_rx(atkbd->ps2dev.serio); - atkbd->enabled = 1; + atkbd->enabled = true; serio_continue_rx(atkbd->ps2dev.serio); } @@ -667,7 +667,7 @@ static inline void atkbd_enable(struct atkbd *atkbd) static inline void atkbd_disable(struct atkbd *atkbd) { serio_pause_rx(atkbd->ps2dev.serio); - atkbd->enabled = 0; + atkbd->enabled = false; serio_continue_rx(atkbd->ps2dev.serio); } @@ -688,7 +688,9 @@ static int atkbd_probe(struct atkbd *atkbd) if (atkbd_reset) if (ps2_command(ps2dev, NULL, ATKBD_CMD_RESET_BAT)) - printk(KERN_WARNING "atkbd.c: keyboard reset failed on %s\n", ps2dev->serio->phys); + dev_warn(&ps2dev->serio->dev, + "keyboard reset failed on %s\n", + ps2dev->serio->phys); /* * Then we check the keyboard ID. We should get 0xab83 under normal conditions. @@ -718,8 +720,9 @@ static int atkbd_probe(struct atkbd *atkbd) atkbd->id = (param[0] << 8) | param[1]; if (atkbd->id == 0xaca1 && atkbd->translated) { - printk(KERN_ERR "atkbd.c: NCD terminal keyboards are only supported on non-translating\n"); - printk(KERN_ERR "atkbd.c: controllers. Use i8042.direct=1 to disable translation.\n"); + dev_err(&ps2dev->serio->dev, + "NCD terminal keyboards are only supported on non-translating controlelrs. " + "Use i8042.direct=1 to disable translation.\n"); return -1; } @@ -737,7 +740,7 @@ static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra struct ps2dev *ps2dev = &atkbd->ps2dev; unsigned char param[2]; - atkbd->extra = 0; + atkbd->extra = false; /* * For known special keyboards we can go ahead and set the correct set. * We check for NCD PS/2 Sun, NorthGate OmniKey 101 and @@ -756,7 +759,7 @@ static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra if (allow_extra) { param[0] = 0x71; if (!ps2_command(ps2dev, param, ATKBD_CMD_EX_ENABLE)) { - atkbd->extra = 1; + atkbd->extra = true; return 2; } } @@ -821,7 +824,8 @@ static int atkbd_activate(struct atkbd *atkbd) */ if (ps2_command(ps2dev, NULL, ATKBD_CMD_ENABLE)) { - printk(KERN_ERR "atkbd.c: Failed to enable keyboard on %s\n", + dev_err(&ps2dev->serio->dev, + "Failed to enable keyboard on %s\n", ps2dev->serio->phys); return -1; } @@ -1070,9 +1074,13 @@ static void atkbd_set_device_attrs(struct atkbd *atkbd) input_dev->keycodesize = sizeof(unsigned short); input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode); - for (i = 0; i < ATKBD_KEYMAP_SIZE; i++) - if (atkbd->keycode[i] && atkbd->keycode[i] < ATKBD_SPECIAL) + for (i = 0; i < ATKBD_KEYMAP_SIZE; i++) { + if (atkbd->keycode[i] != KEY_RESERVED && + atkbd->keycode[i] != ATKBD_KEY_NULL && + atkbd->keycode[i] < ATKBD_SPECIAL) { __set_bit(atkbd->keycode[i], input_dev->keybit); + } + } } /* @@ -1100,12 +1108,14 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv) switch (serio->id.type) { - case SERIO_8042_XL: - atkbd->translated = 1; - case SERIO_8042: - if (serio->write) - atkbd->write = 1; - break; + case SERIO_8042_XL: + atkbd->translated = true; + /* Fall through */ + + case SERIO_8042: + if (serio->write) + atkbd->write = true; + break; } atkbd->softraw = atkbd_softraw; @@ -1113,7 +1123,7 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv) atkbd->scroll = atkbd_scroll; if (atkbd->softrepeat) - atkbd->softraw = 1; + atkbd->softraw = true; serio_set_drvdata(serio, atkbd); @@ -1172,7 +1182,8 @@ static int atkbd_reconnect(struct serio *serio) int retval = -1; if (!atkbd || !drv) { - printk(KERN_DEBUG "atkbd: reconnect request, but serio is disconnected, ignoring...\n"); + dev_dbg(&serio->dev, + "reconnect request, but serio is disconnected, ignoring...\n"); return -1; } @@ -1286,7 +1297,8 @@ static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t coun struct input_dev *old_dev, *new_dev; unsigned long value; int err; - unsigned char old_extra, old_set; + bool old_extra; + unsigned char old_set; if (!atkbd->write) return -EIO; @@ -1369,7 +1381,7 @@ static ssize_t atkbd_set_scroll(struct atkbd *atkbd, const char *buf, size_t cou struct input_dev *old_dev, *new_dev; unsigned long value; int err; - unsigned char old_scroll; + bool old_scroll; if (strict_strtoul(buf, 10, &value) || value > 1) return -EINVAL; @@ -1413,7 +1425,8 @@ static ssize_t atkbd_set_set(struct atkbd *atkbd, const char *buf, size_t count) struct input_dev *old_dev, *new_dev; unsigned long value; int err; - unsigned char old_set, old_extra; + unsigned char old_set; + bool old_extra; if (!atkbd->write) return -EIO; @@ -1463,7 +1476,7 @@ static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t struct input_dev *old_dev, *new_dev; unsigned long value; int err; - unsigned char old_softrepeat, old_softraw; + bool old_softrepeat, old_softraw; if (!atkbd->write) return -EIO; @@ -1483,7 +1496,7 @@ static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t atkbd->dev = new_dev; atkbd->softrepeat = value; if (atkbd->softrepeat) - atkbd->softraw = 1; + atkbd->softraw = true; atkbd_set_device_attrs(atkbd); err = input_register_device(atkbd->dev); @@ -1513,7 +1526,7 @@ static ssize_t atkbd_set_softraw(struct atkbd *atkbd, const char *buf, size_t co struct input_dev *old_dev, *new_dev; unsigned long value; int err; - unsigned char old_softraw; + bool old_softraw; if (strict_strtoul(buf, 10, &value) || value > 1) return -EINVAL; diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c index fe376a27fe57..7d989603f875 100644 --- a/drivers/input/keyboard/bf54x-keys.c +++ b/drivers/input/keyboard/bf54x-keys.c @@ -34,6 +34,7 @@ #include <linux/fs.h> #include <linux/interrupt.h> #include <linux/irq.h> +#include <linux/slab.h> #include <linux/sched.h> #include <linux/pm.h> #include <linux/sysctl.h> @@ -162,7 +163,7 @@ static irqreturn_t bfin_kpad_isr(int irq, void *dev_id) input_sync(input); if (bfin_kpad_get_keypressed(bf54x_kpad)) { - disable_irq(bf54x_kpad->irq); + disable_irq_nosync(bf54x_kpad->irq); bf54x_kpad->lastkey = key; mod_timer(&bf54x_kpad->timer, jiffies + bf54x_kpad->keyup_test_jiffies); diff --git a/drivers/input/keyboard/corgikbd.c b/drivers/input/keyboard/corgikbd.c deleted file mode 100644 index 634af6a8e6b3..000000000000 --- a/drivers/input/keyboard/corgikbd.c +++ /dev/null @@ -1,414 +0,0 @@ -/* - * Keyboard driver for Sharp Corgi models (SL-C7xx) - * - * Copyright (c) 2004-2005 Richard Purdie - * - * Based on xtkbd.c/locomkbd.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/jiffies.h> -#include <linux/module.h> -#include <linux/slab.h> - -#include <mach/corgi.h> -#include <mach/pxa2xx-gpio.h> -#include <asm/hardware/scoop.h> - -#define KB_ROWS 8 -#define KB_COLS 12 -#define KB_ROWMASK(r) (1 << (r)) -#define SCANCODE(r,c) ( ((r)<<4) + (c) + 1 ) -/* zero code, 124 scancodes */ -#define NR_SCANCODES ( SCANCODE(KB_ROWS-1,KB_COLS-1) +1 +1 ) - -#define SCAN_INTERVAL (50) /* ms */ -#define HINGE_SCAN_INTERVAL (250) /* ms */ - -#define CORGI_KEY_CALENDER KEY_F1 -#define CORGI_KEY_ADDRESS KEY_F2 -#define CORGI_KEY_FN KEY_F3 -#define CORGI_KEY_CANCEL KEY_F4 -#define CORGI_KEY_OFF KEY_SUSPEND -#define CORGI_KEY_EXOK KEY_F5 -#define CORGI_KEY_EXCANCEL KEY_F6 -#define CORGI_KEY_EXJOGDOWN KEY_F7 -#define CORGI_KEY_EXJOGUP KEY_F8 -#define CORGI_KEY_JAP1 KEY_LEFTCTRL -#define CORGI_KEY_JAP2 KEY_LEFTALT -#define CORGI_KEY_MAIL KEY_F10 -#define CORGI_KEY_OK KEY_F11 -#define CORGI_KEY_MENU KEY_F12 - -static unsigned char corgikbd_keycode[NR_SCANCODES] = { - 0, /* 0 */ - 0, KEY_1, KEY_3, KEY_5, KEY_6, KEY_7, KEY_9, KEY_0, KEY_BACKSPACE, 0, 0, 0, 0, 0, 0, 0, /* 1-16 */ - 0, KEY_2, KEY_4, KEY_R, KEY_Y, KEY_8, KEY_I, KEY_O, KEY_P, 0, 0, 0, 0, 0, 0, 0, /* 17-32 */ - KEY_TAB, KEY_Q, KEY_E, KEY_T, KEY_G, KEY_U, KEY_J, KEY_K, 0, 0, 0, 0, 0, 0, 0, 0, /* 33-48 */ - CORGI_KEY_CALENDER, KEY_W, KEY_S, KEY_F, KEY_V, KEY_H, KEY_M, KEY_L, 0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, /* 49-64 */ - CORGI_KEY_ADDRESS, KEY_A, KEY_D, KEY_C, KEY_B, KEY_N, KEY_DOT, 0, KEY_ENTER, 0, KEY_LEFTSHIFT, 0, 0, 0, 0, 0, /* 65-80 */ - CORGI_KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, 0, CORGI_KEY_FN, 0, 0, 0, 0, /* 81-96 */ - KEY_SYSRQ, CORGI_KEY_JAP1, CORGI_KEY_JAP2, CORGI_KEY_CANCEL, CORGI_KEY_OK, CORGI_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0, /* 97-112 */ - CORGI_KEY_OFF, CORGI_KEY_EXOK, CORGI_KEY_EXCANCEL, CORGI_KEY_EXJOGDOWN, CORGI_KEY_EXJOGUP, 0, 0, 0, 0, 0, 0, 0, /* 113-124 */ -}; - - -struct corgikbd { - unsigned char keycode[ARRAY_SIZE(corgikbd_keycode)]; - struct input_dev *input; - - spinlock_t lock; - struct timer_list timer; - struct timer_list htimer; - - unsigned int suspended; - unsigned long suspend_jiffies; -}; - -#define KB_DISCHARGE_DELAY 10 -#define KB_ACTIVATE_DELAY 10 - -/* Helper functions for reading the keyboard matrix - * Note: We should really be using the generic gpio functions to alter - * GPDR but it requires a function call per GPIO bit which is - * excessive when we need to access 12 bits at once, multiple times. - * These functions must be called within local_irq_save()/local_irq_restore() - * or similar. - */ -static inline void corgikbd_discharge_all(void) -{ - /* STROBE All HiZ */ - GPCR2 = CORGI_GPIO_ALL_STROBE_BIT; - GPDR2 &= ~CORGI_GPIO_ALL_STROBE_BIT; -} - -static inline void corgikbd_activate_all(void) -{ - /* STROBE ALL -> High */ - GPSR2 = CORGI_GPIO_ALL_STROBE_BIT; - GPDR2 |= CORGI_GPIO_ALL_STROBE_BIT; - - udelay(KB_DISCHARGE_DELAY); - - /* Clear any interrupts we may have triggered when altering the GPIO lines */ - GEDR1 = CORGI_GPIO_HIGH_SENSE_BIT; - GEDR2 = CORGI_GPIO_LOW_SENSE_BIT; -} - -static inline void corgikbd_activate_col(int col) -{ - /* STROBE col -> High, not col -> HiZ */ - GPSR2 = CORGI_GPIO_STROBE_BIT(col); - GPDR2 = (GPDR2 & ~CORGI_GPIO_ALL_STROBE_BIT) | CORGI_GPIO_STROBE_BIT(col); -} - -static inline void corgikbd_reset_col(int col) -{ - /* STROBE col -> Low */ - GPCR2 = CORGI_GPIO_STROBE_BIT(col); - /* STROBE col -> out, not col -> HiZ */ - GPDR2 = (GPDR2 & ~CORGI_GPIO_ALL_STROBE_BIT) | CORGI_GPIO_STROBE_BIT(col); -} - -#define GET_ROWS_STATUS(c) (((GPLR1 & CORGI_GPIO_HIGH_SENSE_BIT) >> CORGI_GPIO_HIGH_SENSE_RSHIFT) | ((GPLR2 & CORGI_GPIO_LOW_SENSE_BIT) << CORGI_GPIO_LOW_SENSE_LSHIFT)) - -/* - * The corgi keyboard only generates interrupts when a key is pressed. - * When a key is pressed, we enable a timer which then scans the - * keyboard to detect when the key is released. - */ - -/* Scan the hardware keyboard and push any changes up through the input layer */ -static void corgikbd_scankeyboard(struct corgikbd *corgikbd_data) -{ - unsigned int row, col, rowd; - unsigned long flags; - unsigned int num_pressed; - - if (corgikbd_data->suspended) - return; - - spin_lock_irqsave(&corgikbd_data->lock, flags); - - num_pressed = 0; - for (col = 0; col < KB_COLS; col++) { - /* - * Discharge the output driver capacitatance - * in the keyboard matrix. (Yes it is significant..) - */ - - corgikbd_discharge_all(); - udelay(KB_DISCHARGE_DELAY); - - corgikbd_activate_col(col); - udelay(KB_ACTIVATE_DELAY); - - rowd = GET_ROWS_STATUS(col); - for (row = 0; row < KB_ROWS; row++) { - unsigned int scancode, pressed; - - scancode = SCANCODE(row, col); - pressed = rowd & KB_ROWMASK(row); - - input_report_key(corgikbd_data->input, corgikbd_data->keycode[scancode], pressed); - - if (pressed) - num_pressed++; - - if (pressed && (corgikbd_data->keycode[scancode] == CORGI_KEY_OFF) - && time_after(jiffies, corgikbd_data->suspend_jiffies + HZ)) { - input_event(corgikbd_data->input, EV_PWR, CORGI_KEY_OFF, 1); - corgikbd_data->suspend_jiffies=jiffies; - } - } - corgikbd_reset_col(col); - } - - corgikbd_activate_all(); - - input_sync(corgikbd_data->input); - - /* if any keys are pressed, enable the timer */ - if (num_pressed) - mod_timer(&corgikbd_data->timer, jiffies + msecs_to_jiffies(SCAN_INTERVAL)); - - spin_unlock_irqrestore(&corgikbd_data->lock, flags); -} - -/* - * corgi keyboard interrupt handler. - */ -static irqreturn_t corgikbd_interrupt(int irq, void *dev_id) -{ - struct corgikbd *corgikbd_data = dev_id; - - if (!timer_pending(&corgikbd_data->timer)) { - /** wait chattering delay **/ - udelay(20); - corgikbd_scankeyboard(corgikbd_data); - } - - return IRQ_HANDLED; -} - -/* - * corgi timer checking for released keys - */ -static void corgikbd_timer_callback(unsigned long data) -{ - struct corgikbd *corgikbd_data = (struct corgikbd *) data; - corgikbd_scankeyboard(corgikbd_data); -} - -/* - * The hinge switches generate no interrupt so they need to be - * monitored by a timer. - * - * We debounce the switches and pass them to the input system. - * - * gprr == 0x00 - Keyboard with Landscape Screen - * 0x08 - No Keyboard with Portrait Screen - * 0x0c - Keyboard and Screen Closed - */ - -#define READ_GPIO_BIT(x) (GPLR(x) & GPIO_bit(x)) -#define HINGE_STABLE_COUNT 2 -static int sharpsl_hinge_state; -static int hinge_count; - -static void corgikbd_hinge_timer(unsigned long data) -{ - struct corgikbd *corgikbd_data = (struct corgikbd *) data; - unsigned long gprr; - unsigned long flags; - - gprr = read_scoop_reg(&corgiscoop_device.dev, SCOOP_GPRR) & (CORGI_SCP_SWA | CORGI_SCP_SWB); - gprr |= (READ_GPIO_BIT(CORGI_GPIO_AK_INT) != 0); - if (gprr != sharpsl_hinge_state) { - hinge_count = 0; - sharpsl_hinge_state = gprr; - } else if (hinge_count < HINGE_STABLE_COUNT) { - hinge_count++; - if (hinge_count >= HINGE_STABLE_COUNT) { - spin_lock_irqsave(&corgikbd_data->lock, flags); - - input_report_switch(corgikbd_data->input, SW_LID, ((sharpsl_hinge_state & CORGI_SCP_SWA) != 0)); - input_report_switch(corgikbd_data->input, SW_TABLET_MODE, ((sharpsl_hinge_state & CORGI_SCP_SWB) != 0)); - input_report_switch(corgikbd_data->input, SW_HEADPHONE_INSERT, (READ_GPIO_BIT(CORGI_GPIO_AK_INT) != 0)); - input_sync(corgikbd_data->input); - - spin_unlock_irqrestore(&corgikbd_data->lock, flags); - } - } - mod_timer(&corgikbd_data->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); -} - -#ifdef CONFIG_PM -static int corgikbd_suspend(struct platform_device *dev, pm_message_t state) -{ - int i; - struct corgikbd *corgikbd = platform_get_drvdata(dev); - - corgikbd->suspended = 1; - /* strobe 0 is the power key so this can't be made an input for - powersaving therefore i = 1 */ - for (i = 1; i < CORGI_KEY_STROBE_NUM; i++) - pxa_gpio_mode(CORGI_GPIO_KEY_STROBE(i) | GPIO_IN); - - return 0; -} - -static int corgikbd_resume(struct platform_device *dev) -{ - int i; - struct corgikbd *corgikbd = platform_get_drvdata(dev); - - for (i = 1; i < CORGI_KEY_STROBE_NUM; i++) - pxa_gpio_mode(CORGI_GPIO_KEY_STROBE(i) | GPIO_OUT | GPIO_DFLT_HIGH); - - /* Upon resume, ignore the suspend key for a short while */ - corgikbd->suspend_jiffies=jiffies; - corgikbd->suspended = 0; - - return 0; -} -#else -#define corgikbd_suspend NULL -#define corgikbd_resume NULL -#endif - -static int __devinit corgikbd_probe(struct platform_device *pdev) -{ - struct corgikbd *corgikbd; - struct input_dev *input_dev; - int i, err = -ENOMEM; - - corgikbd = kzalloc(sizeof(struct corgikbd), GFP_KERNEL); - input_dev = input_allocate_device(); - if (!corgikbd || !input_dev) - goto fail; - - platform_set_drvdata(pdev, corgikbd); - - corgikbd->input = input_dev; - spin_lock_init(&corgikbd->lock); - - /* Init Keyboard rescan timer */ - init_timer(&corgikbd->timer); - corgikbd->timer.function = corgikbd_timer_callback; - corgikbd->timer.data = (unsigned long) corgikbd; - - /* Init Hinge Timer */ - init_timer(&corgikbd->htimer); - corgikbd->htimer.function = corgikbd_hinge_timer; - corgikbd->htimer.data = (unsigned long) corgikbd; - - corgikbd->suspend_jiffies=jiffies; - - memcpy(corgikbd->keycode, corgikbd_keycode, sizeof(corgikbd->keycode)); - - input_dev->name = "Corgi Keyboard"; - input_dev->phys = "corgikbd/input0"; - input_dev->id.bustype = BUS_HOST; - input_dev->id.vendor = 0x0001; - input_dev->id.product = 0x0001; - input_dev->id.version = 0x0100; - input_dev->dev.parent = &pdev->dev; - - input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | - BIT_MASK(EV_PWR) | BIT_MASK(EV_SW); - input_dev->keycode = corgikbd->keycode; - input_dev->keycodesize = sizeof(unsigned char); - input_dev->keycodemax = ARRAY_SIZE(corgikbd_keycode); - - for (i = 0; i < ARRAY_SIZE(corgikbd_keycode); i++) - set_bit(corgikbd->keycode[i], input_dev->keybit); - clear_bit(0, input_dev->keybit); - set_bit(SW_LID, input_dev->swbit); - set_bit(SW_TABLET_MODE, input_dev->swbit); - set_bit(SW_HEADPHONE_INSERT, input_dev->swbit); - - err = input_register_device(corgikbd->input); - if (err) - goto fail; - - mod_timer(&corgikbd->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); - - /* Setup sense interrupts - RisingEdge Detect, sense lines as inputs */ - for (i = 0; i < CORGI_KEY_SENSE_NUM; i++) { - pxa_gpio_mode(CORGI_GPIO_KEY_SENSE(i) | GPIO_IN); - if (request_irq(CORGI_IRQ_GPIO_KEY_SENSE(i), corgikbd_interrupt, - IRQF_DISABLED | IRQF_TRIGGER_RISING, - "corgikbd", corgikbd)) - printk(KERN_WARNING "corgikbd: Can't get IRQ: %d!\n", i); - } - - /* Set Strobe lines as outputs - set high */ - for (i = 0; i < CORGI_KEY_STROBE_NUM; i++) - pxa_gpio_mode(CORGI_GPIO_KEY_STROBE(i) | GPIO_OUT | GPIO_DFLT_HIGH); - - /* Setup the headphone jack as an input */ - pxa_gpio_mode(CORGI_GPIO_AK_INT | GPIO_IN); - - return 0; - - fail: input_free_device(input_dev); - kfree(corgikbd); - return err; -} - -static int __devexit corgikbd_remove(struct platform_device *pdev) -{ - int i; - struct corgikbd *corgikbd = platform_get_drvdata(pdev); - - for (i = 0; i < CORGI_KEY_SENSE_NUM; i++) - free_irq(CORGI_IRQ_GPIO_KEY_SENSE(i), corgikbd); - - del_timer_sync(&corgikbd->htimer); - del_timer_sync(&corgikbd->timer); - - input_unregister_device(corgikbd->input); - - kfree(corgikbd); - - return 0; -} - -static struct platform_driver corgikbd_driver = { - .probe = corgikbd_probe, - .remove = __devexit_p(corgikbd_remove), - .suspend = corgikbd_suspend, - .resume = corgikbd_resume, - .driver = { - .name = "corgi-keyboard", - .owner = THIS_MODULE, - }, -}; - -static int __init corgikbd_init(void) -{ - return platform_driver_register(&corgikbd_driver); -} - -static void __exit corgikbd_exit(void) -{ - platform_driver_unregister(&corgikbd_driver); -} - -module_init(corgikbd_init); -module_exit(corgikbd_exit); - -MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>"); -MODULE_DESCRIPTION("Corgi Keyboard Driver"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:corgi-keyboard"); diff --git a/drivers/input/keyboard/davinci_keyscan.c b/drivers/input/keyboard/davinci_keyscan.c index d410d7a52f1d..a91ee941b5c1 100644 --- a/drivers/input/keyboard/davinci_keyscan.c +++ b/drivers/input/keyboard/davinci_keyscan.c @@ -30,6 +30,7 @@ #include <linux/delay.h> #include <linux/platform_device.h> #include <linux/errno.h> +#include <linux/slab.h> #include <asm/irq.h> diff --git a/drivers/input/keyboard/ep93xx_keypad.c b/drivers/input/keyboard/ep93xx_keypad.c index e45740429f7e..c8242dd190d0 100644 --- a/drivers/input/keyboard/ep93xx_keypad.c +++ b/drivers/input/keyboard/ep93xx_keypad.c @@ -25,6 +25,7 @@ #include <linux/clk.h> #include <linux/io.h> #include <linux/input/matrix_keypad.h> +#include <linux/slab.h> #include <mach/hardware.h> #include <mach/ep93xx_keypad.h> @@ -69,7 +70,7 @@ struct ep93xx_keypad { void __iomem *mmio_base; - unsigned int matrix_keycodes[EP93XX_MATRIX_SIZE]; + unsigned short keycodes[EP93XX_MATRIX_SIZE]; int key1; int key2; @@ -79,24 +80,6 @@ struct ep93xx_keypad { bool enabled; }; -static void ep93xx_keypad_build_keycode(struct ep93xx_keypad *keypad) -{ - struct ep93xx_keypad_platform_data *pdata = keypad->pdata; - struct input_dev *input_dev = keypad->input_dev; - unsigned int *key; - int i; - - key = &pdata->matrix_key_map[0]; - for (i = 0; i < pdata->matrix_key_map_size; i++, key++) { - int row = KEY_ROW(*key); - int col = KEY_COL(*key); - int code = KEY_VAL(*key); - - keypad->matrix_keycodes[(row << 3) + col] = code; - __set_bit(code, input_dev->keybit); - } -} - static irqreturn_t ep93xx_keypad_irq_handler(int irq, void *dev_id) { struct ep93xx_keypad *keypad = dev_id; @@ -107,10 +90,10 @@ static irqreturn_t ep93xx_keypad_irq_handler(int irq, void *dev_id) status = __raw_readl(keypad->mmio_base + KEY_REG); keycode = (status & KEY_REG_KEY1_MASK) >> KEY_REG_KEY1_SHIFT; - key1 = keypad->matrix_keycodes[keycode]; + key1 = keypad->keycodes[keycode]; keycode = (status & KEY_REG_KEY2_MASK) >> KEY_REG_KEY2_SHIFT; - key2 = keypad->matrix_keycodes[keycode]; + key2 = keypad->keycodes[keycode]; if (status & KEY_REG_2KEYS) { if (keypad->key1 && key1 != keypad->key1 && key2 != keypad->key1) @@ -256,6 +239,7 @@ static int ep93xx_keypad_resume(struct platform_device *pdev) static int __devinit ep93xx_keypad_probe(struct platform_device *pdev) { struct ep93xx_keypad *keypad; + const struct matrix_keymap_data *keymap_data; struct input_dev *input_dev; struct resource *res; int err; @@ -270,6 +254,12 @@ static int __devinit ep93xx_keypad_probe(struct platform_device *pdev) goto failed_free; } + keymap_data = keypad->pdata->keymap_data; + if (!keymap_data) { + err = -EINVAL; + goto failed_free; + } + keypad->irq = platform_get_irq(pdev, 0); if (!keypad->irq) { err = -ENXIO; @@ -317,9 +307,9 @@ static int __devinit ep93xx_keypad_probe(struct platform_device *pdev) input_dev->open = ep93xx_keypad_open; input_dev->close = ep93xx_keypad_close; input_dev->dev.parent = &pdev->dev; - input_dev->keycode = keypad->matrix_keycodes; - input_dev->keycodesize = sizeof(keypad->matrix_keycodes[0]); - input_dev->keycodemax = ARRAY_SIZE(keypad->matrix_keycodes); + input_dev->keycode = keypad->keycodes; + input_dev->keycodesize = sizeof(keypad->keycodes[0]); + input_dev->keycodemax = ARRAY_SIZE(keypad->keycodes); input_set_drvdata(input_dev, keypad); @@ -327,7 +317,8 @@ static int __devinit ep93xx_keypad_probe(struct platform_device *pdev) if (keypad->pdata->flags & EP93XX_KEYPAD_AUTOREPEAT) input_dev->evbit[0] |= BIT_MASK(EV_REP); - ep93xx_keypad_build_keycode(keypad); + matrix_keypad_build_keymap(keymap_data, 3, + input_dev->keycode, input_dev->keybit); platform_set_drvdata(pdev, keypad); err = request_irq(keypad->irq, ep93xx_keypad_irq_handler, diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index 1aff3b76effd..b8213fd13c3f 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -16,6 +16,7 @@ #include <linux/irq.h> #include <linux/sched.h> #include <linux/pm.h> +#include <linux/slab.h> #include <linux/sysctl.h> #include <linux/proc_fs.h> #include <linux/delay.h> @@ -30,13 +31,289 @@ struct gpio_button_data { struct input_dev *input; struct timer_list timer; struct work_struct work; + bool disabled; }; struct gpio_keys_drvdata { struct input_dev *input; + struct mutex disable_lock; + unsigned int n_buttons; struct gpio_button_data data[0]; }; +/* + * SYSFS interface for enabling/disabling keys and switches: + * + * There are 4 attributes under /sys/devices/platform/gpio-keys/ + * keys [ro] - bitmap of keys (EV_KEY) which can be + * disabled + * switches [ro] - bitmap of switches (EV_SW) which can be + * disabled + * disabled_keys [rw] - bitmap of keys currently disabled + * disabled_switches [rw] - bitmap of switches currently disabled + * + * Userland can change these values and hence disable event generation + * for each key (or switch). Disabling a key means its interrupt line + * is disabled. + * + * For example, if we have following switches set up as gpio-keys: + * SW_DOCK = 5 + * SW_CAMERA_LENS_COVER = 9 + * SW_KEYPAD_SLIDE = 10 + * SW_FRONT_PROXIMITY = 11 + * This is read from switches: + * 11-9,5 + * Next we want to disable proximity (11) and dock (5), we write: + * 11,5 + * to file disabled_switches. Now proximity and dock IRQs are disabled. + * This can be verified by reading the file disabled_switches: + * 11,5 + * If we now want to enable proximity (11) switch we write: + * 5 + * to disabled_switches. + * + * We can disable only those keys which don't allow sharing the irq. + */ + +/** + * get_n_events_by_type() - returns maximum number of events per @type + * @type: type of button (%EV_KEY, %EV_SW) + * + * Return value of this function can be used to allocate bitmap + * large enough to hold all bits for given type. + */ +static inline int get_n_events_by_type(int type) +{ + BUG_ON(type != EV_SW && type != EV_KEY); + + return (type == EV_KEY) ? KEY_CNT : SW_CNT; +} + +/** + * gpio_keys_disable_button() - disables given GPIO button + * @bdata: button data for button to be disabled + * + * Disables button pointed by @bdata. This is done by masking + * IRQ line. After this function is called, button won't generate + * input events anymore. Note that one can only disable buttons + * that don't share IRQs. + * + * Make sure that @bdata->disable_lock is locked when entering + * this function to avoid races when concurrent threads are + * disabling buttons at the same time. + */ +static void gpio_keys_disable_button(struct gpio_button_data *bdata) +{ + if (!bdata->disabled) { + /* + * Disable IRQ and possible debouncing timer. + */ + disable_irq(gpio_to_irq(bdata->button->gpio)); + if (bdata->button->debounce_interval) + del_timer_sync(&bdata->timer); + + bdata->disabled = true; + } +} + +/** + * gpio_keys_enable_button() - enables given GPIO button + * @bdata: button data for button to be disabled + * + * Enables given button pointed by @bdata. + * + * Make sure that @bdata->disable_lock is locked when entering + * this function to avoid races with concurrent threads trying + * to enable the same button at the same time. + */ +static void gpio_keys_enable_button(struct gpio_button_data *bdata) +{ + if (bdata->disabled) { + enable_irq(gpio_to_irq(bdata->button->gpio)); + bdata->disabled = false; + } +} + +/** + * gpio_keys_attr_show_helper() - fill in stringified bitmap of buttons + * @ddata: pointer to drvdata + * @buf: buffer where stringified bitmap is written + * @type: button type (%EV_KEY, %EV_SW) + * @only_disabled: does caller want only those buttons that are + * currently disabled or all buttons that can be + * disabled + * + * This function writes buttons that can be disabled to @buf. If + * @only_disabled is true, then @buf contains only those buttons + * that are currently disabled. Returns 0 on success or negative + * errno on failure. + */ +static ssize_t gpio_keys_attr_show_helper(struct gpio_keys_drvdata *ddata, + char *buf, unsigned int type, + bool only_disabled) +{ + int n_events = get_n_events_by_type(type); + unsigned long *bits; + ssize_t ret; + int i; + + bits = kcalloc(BITS_TO_LONGS(n_events), sizeof(*bits), GFP_KERNEL); + if (!bits) + return -ENOMEM; + + for (i = 0; i < ddata->n_buttons; i++) { + struct gpio_button_data *bdata = &ddata->data[i]; + + if (bdata->button->type != type) + continue; + + if (only_disabled && !bdata->disabled) + continue; + + __set_bit(bdata->button->code, bits); + } + + ret = bitmap_scnlistprintf(buf, PAGE_SIZE - 2, bits, n_events); + buf[ret++] = '\n'; + buf[ret] = '\0'; + + kfree(bits); + + return ret; +} + +/** + * gpio_keys_attr_store_helper() - enable/disable buttons based on given bitmap + * @ddata: pointer to drvdata + * @buf: buffer from userspace that contains stringified bitmap + * @type: button type (%EV_KEY, %EV_SW) + * + * This function parses stringified bitmap from @buf and disables/enables + * GPIO buttons accordinly. Returns 0 on success and negative error + * on failure. + */ +static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata, + const char *buf, unsigned int type) +{ + int n_events = get_n_events_by_type(type); + unsigned long *bits; + ssize_t error; + int i; + + bits = kcalloc(BITS_TO_LONGS(n_events), sizeof(*bits), GFP_KERNEL); + if (!bits) + return -ENOMEM; + + error = bitmap_parselist(buf, bits, n_events); + if (error) + goto out; + + /* First validate */ + for (i = 0; i < ddata->n_buttons; i++) { + struct gpio_button_data *bdata = &ddata->data[i]; + + if (bdata->button->type != type) + continue; + + if (test_bit(bdata->button->code, bits) && + !bdata->button->can_disable) { + error = -EINVAL; + goto out; + } + } + + mutex_lock(&ddata->disable_lock); + + for (i = 0; i < ddata->n_buttons; i++) { + struct gpio_button_data *bdata = &ddata->data[i]; + + if (bdata->button->type != type) + continue; + + if (test_bit(bdata->button->code, bits)) + gpio_keys_disable_button(bdata); + else + gpio_keys_enable_button(bdata); + } + + mutex_unlock(&ddata->disable_lock); + +out: + kfree(bits); + return error; +} + +#define ATTR_SHOW_FN(name, type, only_disabled) \ +static ssize_t gpio_keys_show_##name(struct device *dev, \ + struct device_attribute *attr, \ + char *buf) \ +{ \ + struct platform_device *pdev = to_platform_device(dev); \ + struct gpio_keys_drvdata *ddata = platform_get_drvdata(pdev); \ + \ + return gpio_keys_attr_show_helper(ddata, buf, \ + type, only_disabled); \ +} + +ATTR_SHOW_FN(keys, EV_KEY, false); +ATTR_SHOW_FN(switches, EV_SW, false); +ATTR_SHOW_FN(disabled_keys, EV_KEY, true); +ATTR_SHOW_FN(disabled_switches, EV_SW, true); + +/* + * ATTRIBUTES: + * + * /sys/devices/platform/gpio-keys/keys [ro] + * /sys/devices/platform/gpio-keys/switches [ro] + */ +static DEVICE_ATTR(keys, S_IRUGO, gpio_keys_show_keys, NULL); +static DEVICE_ATTR(switches, S_IRUGO, gpio_keys_show_switches, NULL); + +#define ATTR_STORE_FN(name, type) \ +static ssize_t gpio_keys_store_##name(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, \ + size_t count) \ +{ \ + struct platform_device *pdev = to_platform_device(dev); \ + struct gpio_keys_drvdata *ddata = platform_get_drvdata(pdev); \ + ssize_t error; \ + \ + error = gpio_keys_attr_store_helper(ddata, buf, type); \ + if (error) \ + return error; \ + \ + return count; \ +} + +ATTR_STORE_FN(disabled_keys, EV_KEY); +ATTR_STORE_FN(disabled_switches, EV_SW); + +/* + * ATTRIBUTES: + * + * /sys/devices/platform/gpio-keys/disabled_keys [rw] + * /sys/devices/platform/gpio-keys/disables_switches [rw] + */ +static DEVICE_ATTR(disabled_keys, S_IWUSR | S_IRUGO, + gpio_keys_show_disabled_keys, + gpio_keys_store_disabled_keys); +static DEVICE_ATTR(disabled_switches, S_IWUSR | S_IRUGO, + gpio_keys_show_disabled_switches, + gpio_keys_store_disabled_switches); + +static struct attribute *gpio_keys_attrs[] = { + &dev_attr_keys.attr, + &dev_attr_switches.attr, + &dev_attr_disabled_keys.attr, + &dev_attr_disabled_switches.attr, + NULL, +}; + +static struct attribute_group gpio_keys_attr_group = { + .attrs = gpio_keys_attrs, +}; + static void gpio_keys_report_event(struct gpio_button_data *bdata) { struct gpio_keys_button *button = bdata->button; @@ -79,11 +356,13 @@ static irqreturn_t gpio_keys_isr(int irq, void *dev_id) return IRQ_HANDLED; } -static int __devinit gpio_keys_setup_key(struct device *dev, +static int __devinit gpio_keys_setup_key(struct platform_device *pdev, struct gpio_button_data *bdata, struct gpio_keys_button *button) { char *desc = button->desc ? button->desc : "gpio_keys"; + struct device *dev = &pdev->dev; + unsigned long irqflags; int irq, error; setup_timer(&bdata->timer, gpio_keys_timer, (unsigned long)bdata); @@ -112,10 +391,15 @@ static int __devinit gpio_keys_setup_key(struct device *dev, goto fail3; } - error = request_irq(irq, gpio_keys_isr, - IRQF_SHARED | - IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - desc, bdata); + irqflags = IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING; + /* + * If platform has specified that the button can be disabled, + * we don't want it to share the interrupt line. + */ + if (!button->can_disable) + irqflags |= IRQF_SHARED; + + error = request_irq(irq, gpio_keys_isr, irqflags, desc, bdata); if (error) { dev_err(dev, "Unable to claim irq %d; error %d\n", irq, error); @@ -149,6 +433,10 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) goto fail1; } + ddata->input = input; + ddata->n_buttons = pdata->nbuttons; + mutex_init(&ddata->disable_lock); + platform_set_drvdata(pdev, ddata); input->name = pdev->name; @@ -164,8 +452,6 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) if (pdata->rep) __set_bit(EV_REP, input->evbit); - ddata->input = input; - for (i = 0; i < pdata->nbuttons; i++) { struct gpio_keys_button *button = &pdata->buttons[i]; struct gpio_button_data *bdata = &ddata->data[i]; @@ -174,7 +460,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) bdata->input = input; bdata->button = button; - error = gpio_keys_setup_key(dev, bdata, button); + error = gpio_keys_setup_key(pdev, bdata, button); if (error) goto fail2; @@ -184,13 +470,20 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) input_set_capability(input, type, button->code); } - error = input_register_device(input); + error = sysfs_create_group(&pdev->dev.kobj, &gpio_keys_attr_group); if (error) { - dev_err(dev, "Unable to register input device, " - "error: %d\n", error); + dev_err(dev, "Unable to export keys/switches, error: %d\n", + error); goto fail2; } + error = input_register_device(input); + if (error) { + dev_err(dev, "Unable to register input device, error: %d\n", + error); + goto fail3; + } + /* get current state of buttons */ for (i = 0; i < pdata->nbuttons; i++) gpio_keys_report_event(&ddata->data[i]); @@ -200,6 +493,8 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) return 0; + fail3: + sysfs_remove_group(&pdev->dev.kobj, &gpio_keys_attr_group); fail2: while (--i >= 0) { free_irq(gpio_to_irq(pdata->buttons[i].gpio), &ddata->data[i]); @@ -224,6 +519,8 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev) struct input_dev *input = ddata->input; int i; + sysfs_remove_group(&pdev->dev.kobj, &gpio_keys_attr_group); + device_init_wakeup(&pdev->dev, 0); for (i = 0; i < pdata->nbuttons; i++) { diff --git a/drivers/input/keyboard/imx_keypad.c b/drivers/input/keyboard/imx_keypad.c new file mode 100644 index 000000000000..d92c15c39e68 --- /dev/null +++ b/drivers/input/keyboard/imx_keypad.c @@ -0,0 +1,595 @@ +/* + * Driver for the IMX keypad port. + * Copyright (C) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * <<Power management needs to be implemented>>. + */ + +#include <linux/clk.h> +#include <linux/delay.h> +#include <linux/device.h> +#include <linux/err.h> +#include <linux/init.h> +#include <linux/input/matrix_keypad.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/jiffies.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/slab.h> +#include <linux/timer.h> + +/* + * Keypad Controller registers (halfword) + */ +#define KPCR 0x00 /* Keypad Control Register */ + +#define KPSR 0x02 /* Keypad Status Register */ +#define KBD_STAT_KPKD (0x1 << 0) /* Key Press Interrupt Status bit (w1c) */ +#define KBD_STAT_KPKR (0x1 << 1) /* Key Release Interrupt Status bit (w1c) */ +#define KBD_STAT_KDSC (0x1 << 2) /* Key Depress Synch Chain Status bit (w1c)*/ +#define KBD_STAT_KRSS (0x1 << 3) /* Key Release Synch Status bit (w1c)*/ +#define KBD_STAT_KDIE (0x1 << 8) /* Key Depress Interrupt Enable Status bit */ +#define KBD_STAT_KRIE (0x1 << 9) /* Key Release Interrupt Enable */ +#define KBD_STAT_KPPEN (0x1 << 10) /* Keypad Clock Enable */ + +#define KDDR 0x04 /* Keypad Data Direction Register */ +#define KPDR 0x06 /* Keypad Data Register */ + +#define MAX_MATRIX_KEY_ROWS 8 +#define MAX_MATRIX_KEY_COLS 8 +#define MATRIX_ROW_SHIFT 3 + +#define MAX_MATRIX_KEY_NUM (MAX_MATRIX_KEY_ROWS * MAX_MATRIX_KEY_COLS) + +struct imx_keypad { + + struct clk *clk; + struct input_dev *input_dev; + void __iomem *mmio_base; + + int irq; + struct timer_list check_matrix_timer; + + /* + * The matrix is stable only if no changes are detected after + * IMX_KEYPAD_SCANS_FOR_STABILITY scans + */ +#define IMX_KEYPAD_SCANS_FOR_STABILITY 3 + int stable_count; + + bool enabled; + + /* Masks for enabled rows/cols */ + unsigned short rows_en_mask; + unsigned short cols_en_mask; + + unsigned short keycodes[MAX_MATRIX_KEY_NUM]; + + /* + * Matrix states: + * -stable: achieved after a complete debounce process. + * -unstable: used in the debouncing process. + */ + unsigned short matrix_stable_state[MAX_MATRIX_KEY_COLS]; + unsigned short matrix_unstable_state[MAX_MATRIX_KEY_COLS]; +}; + +/* Scan the matrix and return the new state in *matrix_volatile_state. */ +static void imx_keypad_scan_matrix(struct imx_keypad *keypad, + unsigned short *matrix_volatile_state) +{ + int col; + unsigned short reg_val; + + for (col = 0; col < MAX_MATRIX_KEY_COLS; col++) { + if ((keypad->cols_en_mask & (1 << col)) == 0) + continue; + /* + * Discharge keypad capacitance: + * 2. write 1s on column data. + * 3. configure columns as totem-pole to discharge capacitance. + * 4. configure columns as open-drain. + */ + reg_val = readw(keypad->mmio_base + KPDR); + reg_val |= 0xff00; + writew(reg_val, keypad->mmio_base + KPDR); + + reg_val = readw(keypad->mmio_base + KPCR); + reg_val &= ~((keypad->cols_en_mask & 0xff) << 8); + writew(reg_val, keypad->mmio_base + KPCR); + + udelay(2); + + reg_val = readw(keypad->mmio_base + KPCR); + reg_val |= (keypad->cols_en_mask & 0xff) << 8; + writew(reg_val, keypad->mmio_base + KPCR); + + /* + * 5. Write a single column to 0, others to 1. + * 6. Sample row inputs and save data. + * 7. Repeat steps 2 - 6 for remaining columns. + */ + reg_val = readw(keypad->mmio_base + KPDR); + reg_val &= ~(1 << (8 + col)); + writew(reg_val, keypad->mmio_base + KPDR); + + /* + * Delay added to avoid propagating the 0 from column to row + * when scanning. + */ + udelay(5); + + /* + * 1s in matrix_volatile_state[col] means key pressures + * throw data from non enabled rows. + */ + reg_val = readw(keypad->mmio_base + KPDR); + matrix_volatile_state[col] = (~reg_val) & keypad->rows_en_mask; + } + + /* + * Return in standby mode: + * 9. write 0s to columns + */ + reg_val = readw(keypad->mmio_base + KPDR); + reg_val &= 0x00ff; + writew(reg_val, keypad->mmio_base + KPDR); +} + +/* + * Compare the new matrix state (volatile) with the stable one stored in + * keypad->matrix_stable_state and fire events if changes are detected. + */ +static void imx_keypad_fire_events(struct imx_keypad *keypad, + unsigned short *matrix_volatile_state) +{ + struct input_dev *input_dev = keypad->input_dev; + int row, col; + + for (col = 0; col < MAX_MATRIX_KEY_COLS; col++) { + unsigned short bits_changed; + int code; + + if ((keypad->cols_en_mask & (1 << col)) == 0) + continue; /* Column is not enabled */ + + bits_changed = keypad->matrix_stable_state[col] ^ + matrix_volatile_state[col]; + + if (bits_changed == 0) + continue; /* Column does not contain changes */ + + for (row = 0; row < MAX_MATRIX_KEY_ROWS; row++) { + if ((keypad->rows_en_mask & (1 << row)) == 0) + continue; /* Row is not enabled */ + if ((bits_changed & (1 << row)) == 0) + continue; /* Row does not contain changes */ + + code = MATRIX_SCAN_CODE(row, col, MATRIX_ROW_SHIFT); + input_event(input_dev, EV_MSC, MSC_SCAN, code); + input_report_key(input_dev, keypad->keycodes[code], + matrix_volatile_state[col] & (1 << row)); + dev_dbg(&input_dev->dev, "Event code: %d, val: %d", + keypad->keycodes[code], + matrix_volatile_state[col] & (1 << row)); + } + } + input_sync(input_dev); +} + +/* + * imx_keypad_check_for_events is the timer handler. + */ +static void imx_keypad_check_for_events(unsigned long data) +{ + struct imx_keypad *keypad = (struct imx_keypad *) data; + unsigned short matrix_volatile_state[MAX_MATRIX_KEY_COLS]; + unsigned short reg_val; + bool state_changed, is_zero_matrix; + int i; + + memset(matrix_volatile_state, 0, sizeof(matrix_volatile_state)); + + imx_keypad_scan_matrix(keypad, matrix_volatile_state); + + state_changed = false; + for (i = 0; i < MAX_MATRIX_KEY_COLS; i++) { + if ((keypad->cols_en_mask & (1 << i)) == 0) + continue; + + if (keypad->matrix_unstable_state[i] ^ matrix_volatile_state[i]) { + state_changed = true; + break; + } + } + + /* + * If the matrix state is changed from the previous scan + * (Re)Begin the debouncing process, saving the new state in + * keypad->matrix_unstable_state. + * else + * Increase the count of number of scans with a stable state. + */ + if (state_changed) { + memcpy(keypad->matrix_unstable_state, matrix_volatile_state, + sizeof(matrix_volatile_state)); + keypad->stable_count = 0; + } else + keypad->stable_count++; + + /* + * If the matrix is not as stable as we want reschedule scan + * in the near future. + */ + if (keypad->stable_count < IMX_KEYPAD_SCANS_FOR_STABILITY) { + mod_timer(&keypad->check_matrix_timer, + jiffies + msecs_to_jiffies(10)); + return; + } + + /* + * If the matrix state is stable, fire the events and save the new + * stable state. Note, if the matrix is kept stable for longer + * (keypad->stable_count > IMX_KEYPAD_SCANS_FOR_STABILITY) all + * events have already been generated. + */ + if (keypad->stable_count == IMX_KEYPAD_SCANS_FOR_STABILITY) { + imx_keypad_fire_events(keypad, matrix_volatile_state); + + memcpy(keypad->matrix_stable_state, matrix_volatile_state, + sizeof(matrix_volatile_state)); + } + + is_zero_matrix = true; + for (i = 0; i < MAX_MATRIX_KEY_COLS; i++) { + if (matrix_volatile_state[i] != 0) { + is_zero_matrix = false; + break; + } + } + + + if (is_zero_matrix) { + /* + * All keys have been released. Enable only the KDI + * interrupt for future key presses (clear the KDI + * status bit and its sync chain before that). + */ + reg_val = readw(keypad->mmio_base + KPSR); + reg_val |= KBD_STAT_KPKD | KBD_STAT_KDSC; + writew(reg_val, keypad->mmio_base + KPSR); + + reg_val = readw(keypad->mmio_base + KPSR); + reg_val |= KBD_STAT_KDIE; + reg_val &= ~KBD_STAT_KRIE; + writew(reg_val, keypad->mmio_base + KPSR); + } else { + /* + * Some keys are still pressed. Schedule a rescan in + * attempt to detect multiple key presses and enable + * the KRI interrupt to react quickly to key release + * event. + */ + mod_timer(&keypad->check_matrix_timer, + jiffies + msecs_to_jiffies(60)); + + reg_val = readw(keypad->mmio_base + KPSR); + reg_val |= KBD_STAT_KPKR | KBD_STAT_KRSS; + writew(reg_val, keypad->mmio_base + KPSR); + + reg_val = readw(keypad->mmio_base + KPSR); + reg_val |= KBD_STAT_KRIE; + reg_val &= ~KBD_STAT_KDIE; + writew(reg_val, keypad->mmio_base + KPSR); + } +} + +static irqreturn_t imx_keypad_irq_handler(int irq, void *dev_id) +{ + struct imx_keypad *keypad = dev_id; + unsigned short reg_val; + + reg_val = readw(keypad->mmio_base + KPSR); + + /* Disable both interrupt types */ + reg_val &= ~(KBD_STAT_KRIE | KBD_STAT_KDIE); + /* Clear interrupts status bits */ + reg_val |= KBD_STAT_KPKR | KBD_STAT_KPKD; + writew(reg_val, keypad->mmio_base + KPSR); + + if (keypad->enabled) { + /* The matrix is supposed to be changed */ + keypad->stable_count = 0; + + /* Schedule the scanning procedure near in the future */ + mod_timer(&keypad->check_matrix_timer, + jiffies + msecs_to_jiffies(2)); + } + + return IRQ_HANDLED; +} + +static void imx_keypad_config(struct imx_keypad *keypad) +{ + unsigned short reg_val; + + /* + * Include enabled rows in interrupt generation (KPCR[7:0]) + * Configure keypad columns as open-drain (KPCR[15:8]) + */ + reg_val = readw(keypad->mmio_base + KPCR); + reg_val |= keypad->rows_en_mask & 0xff; /* rows */ + reg_val |= (keypad->cols_en_mask & 0xff) << 8; /* cols */ + writew(reg_val, keypad->mmio_base + KPCR); + + /* Write 0's to KPDR[15:8] (Colums) */ + reg_val = readw(keypad->mmio_base + KPDR); + reg_val &= 0x00ff; + writew(reg_val, keypad->mmio_base + KPDR); + + /* Configure columns as output, rows as input (KDDR[15:0]) */ + writew(0xff00, keypad->mmio_base + KDDR); + + /* + * Clear Key Depress and Key Release status bit. + * Clear both synchronizer chain. + */ + reg_val = readw(keypad->mmio_base + KPSR); + reg_val |= KBD_STAT_KPKR | KBD_STAT_KPKD | + KBD_STAT_KDSC | KBD_STAT_KRSS; + writew(reg_val, keypad->mmio_base + KPSR); + + /* Enable KDI and disable KRI (avoid false release events). */ + reg_val |= KBD_STAT_KDIE; + reg_val &= ~KBD_STAT_KRIE; + writew(reg_val, keypad->mmio_base + KPSR); +} + +static void imx_keypad_inhibit(struct imx_keypad *keypad) +{ + unsigned short reg_val; + + /* Inhibit KDI and KRI interrupts. */ + reg_val = readw(keypad->mmio_base + KPSR); + reg_val &= ~(KBD_STAT_KRIE | KBD_STAT_KDIE); + writew(reg_val, keypad->mmio_base + KPSR); + + /* Colums as open drain and disable all rows */ + writew(0xff00, keypad->mmio_base + KPCR); +} + +static void imx_keypad_close(struct input_dev *dev) +{ + struct imx_keypad *keypad = input_get_drvdata(dev); + + dev_dbg(&dev->dev, ">%s\n", __func__); + + /* Mark keypad as being inactive */ + keypad->enabled = false; + synchronize_irq(keypad->irq); + del_timer_sync(&keypad->check_matrix_timer); + + imx_keypad_inhibit(keypad); + + /* Disable clock unit */ + clk_disable(keypad->clk); +} + +static int imx_keypad_open(struct input_dev *dev) +{ + struct imx_keypad *keypad = input_get_drvdata(dev); + + dev_dbg(&dev->dev, ">%s\n", __func__); + + /* We became active from now */ + keypad->enabled = true; + + /* Enable the kpp clock */ + clk_enable(keypad->clk); + imx_keypad_config(keypad); + + /* Sanity control, not all the rows must be actived now. */ + if ((readw(keypad->mmio_base + KPDR) & keypad->rows_en_mask) == 0) { + dev_err(&dev->dev, + "too many keys pressed, control pins initialisation\n"); + goto open_err; + } + + return 0; + +open_err: + imx_keypad_close(dev); + return -EIO; +} + +static int __devinit imx_keypad_probe(struct platform_device *pdev) +{ + const struct matrix_keymap_data *keymap_data = pdev->dev.platform_data; + struct imx_keypad *keypad; + struct input_dev *input_dev; + struct resource *res; + int irq, error, i; + + if (keymap_data == NULL) { + dev_err(&pdev->dev, "no keymap defined\n"); + return -EINVAL; + } + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "no irq defined in platform data\n"); + return -EINVAL; + } + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res == NULL) { + dev_err(&pdev->dev, "no I/O memory defined in platform data\n"); + return -EINVAL; + } + + res = request_mem_region(res->start, resource_size(res), pdev->name); + if (res == NULL) { + dev_err(&pdev->dev, "failed to request I/O memory\n"); + return -EBUSY; + } + + input_dev = input_allocate_device(); + if (!input_dev) { + dev_err(&pdev->dev, "failed to allocate the input device\n"); + error = -ENOMEM; + goto failed_rel_mem; + } + + keypad = kzalloc(sizeof(struct imx_keypad), GFP_KERNEL); + if (!keypad) { + dev_err(&pdev->dev, "not enough memory for driver data\n"); + error = -ENOMEM; + goto failed_free_input; + } + + keypad->input_dev = input_dev; + keypad->irq = irq; + keypad->stable_count = 0; + + setup_timer(&keypad->check_matrix_timer, + imx_keypad_check_for_events, (unsigned long) keypad); + + keypad->mmio_base = ioremap(res->start, resource_size(res)); + if (keypad->mmio_base == NULL) { + dev_err(&pdev->dev, "failed to remap I/O memory\n"); + error = -ENOMEM; + goto failed_free_priv; + } + + keypad->clk = clk_get(&pdev->dev, "kpp"); + if (IS_ERR(keypad->clk)) { + dev_err(&pdev->dev, "failed to get keypad clock\n"); + error = PTR_ERR(keypad->clk); + goto failed_unmap; + } + + /* Search for rows and cols enabled */ + for (i = 0; i < keymap_data->keymap_size; i++) { + keypad->rows_en_mask |= 1 << KEY_ROW(keymap_data->keymap[i]); + keypad->cols_en_mask |= 1 << KEY_COL(keymap_data->keymap[i]); + } + + if (keypad->rows_en_mask > ((1 << MAX_MATRIX_KEY_ROWS) - 1) || + keypad->cols_en_mask > ((1 << MAX_MATRIX_KEY_COLS) - 1)) { + dev_err(&pdev->dev, + "invalid key data (too many rows or colums)\n"); + error = -EINVAL; + goto failed_clock_put; + } + dev_dbg(&pdev->dev, "enabled rows mask: %x\n", keypad->rows_en_mask); + dev_dbg(&pdev->dev, "enabled cols mask: %x\n", keypad->cols_en_mask); + + /* Init the Input device */ + input_dev->name = pdev->name; + input_dev->id.bustype = BUS_HOST; + input_dev->dev.parent = &pdev->dev; + input_dev->open = imx_keypad_open; + input_dev->close = imx_keypad_close; + input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); + input_dev->keycode = keypad->keycodes; + input_dev->keycodesize = sizeof(keypad->keycodes[0]); + input_dev->keycodemax = ARRAY_SIZE(keypad->keycodes); + + matrix_keypad_build_keymap(keymap_data, MATRIX_ROW_SHIFT, + keypad->keycodes, input_dev->keybit); + + input_set_capability(input_dev, EV_MSC, MSC_SCAN); + input_set_drvdata(input_dev, keypad); + + /* Ensure that the keypad will stay dormant until opened */ + imx_keypad_inhibit(keypad); + + error = request_irq(irq, imx_keypad_irq_handler, IRQF_DISABLED, + pdev->name, keypad); + if (error) { + dev_err(&pdev->dev, "failed to request IRQ\n"); + goto failed_clock_put; + } + + /* Register the input device */ + error = input_register_device(input_dev); + if (error) { + dev_err(&pdev->dev, "failed to register input device\n"); + goto failed_free_irq; + } + + platform_set_drvdata(pdev, keypad); + device_init_wakeup(&pdev->dev, 1); + + return 0; + +failed_free_irq: + free_irq(irq, pdev); +failed_clock_put: + clk_put(keypad->clk); +failed_unmap: + iounmap(keypad->mmio_base); +failed_free_priv: + kfree(keypad); +failed_free_input: + input_free_device(input_dev); +failed_rel_mem: + release_mem_region(res->start, resource_size(res)); + return error; +} + +static int __devexit imx_keypad_remove(struct platform_device *pdev) +{ + struct imx_keypad *keypad = platform_get_drvdata(pdev); + struct resource *res; + + dev_dbg(&pdev->dev, ">%s\n", __func__); + + platform_set_drvdata(pdev, NULL); + + input_unregister_device(keypad->input_dev); + + free_irq(keypad->irq, keypad); + clk_put(keypad->clk); + + iounmap(keypad->mmio_base); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(res->start, resource_size(res)); + + kfree(keypad); + + return 0; +} + +static struct platform_driver imx_keypad_driver = { + .driver = { + .name = "imx-keypad", + .owner = THIS_MODULE, + }, + .probe = imx_keypad_probe, + .remove = __devexit_p(imx_keypad_remove), +}; + +static int __init imx_keypad_init(void) +{ + return platform_driver_register(&imx_keypad_driver); +} + +static void __exit imx_keypad_exit(void) +{ + platform_driver_unregister(&imx_keypad_driver); +} + +module_init(imx_keypad_init); +module_exit(imx_keypad_exit); + +MODULE_AUTHOR("Alberto Panizzo <maramaopercheseimorto@gmail.com>"); +MODULE_DESCRIPTION("IMX Keypad Port Driver"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:imx-keypad"); diff --git a/drivers/input/keyboard/jornada680_kbd.c b/drivers/input/keyboard/jornada680_kbd.c index 781fc6102860..5fc976dbce0b 100644 --- a/drivers/input/keyboard/jornada680_kbd.c +++ b/drivers/input/keyboard/jornada680_kbd.c @@ -24,6 +24,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/slab.h> #include <asm/delay.h> #include <asm/io.h> diff --git a/drivers/input/keyboard/jornada720_kbd.c b/drivers/input/keyboard/jornada720_kbd.c index 4e016d823069..2cd3e1d56ea4 100644 --- a/drivers/input/keyboard/jornada720_kbd.c +++ b/drivers/input/keyboard/jornada720_kbd.c @@ -23,6 +23,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/slab.h> #include <mach/jornada720.h> #include <mach/hardware.h> diff --git a/drivers/input/keyboard/lm8323.c b/drivers/input/keyboard/lm8323.c index 574eda2a4957..40b032f0e32c 100644 --- a/drivers/input/keyboard/lm8323.c +++ b/drivers/input/keyboard/lm8323.c @@ -31,6 +31,7 @@ #include <linux/input.h> #include <linux/leds.h> #include <linux/i2c/lm8323.h> +#include <linux/slab.h> /* Commands to send to the chip. */ #define LM8323_CMD_READ_ID 0x80 /* Read chip ID. */ @@ -669,8 +670,6 @@ static int __devinit lm8323_probe(struct i2c_client *client, goto fail1; } - i2c_set_clientdata(client, lm); - lm->client = client; lm->idev = idev; mutex_init(&lm->lock); @@ -752,6 +751,8 @@ static int __devinit lm8323_probe(struct i2c_client *client, goto fail4; } + i2c_set_clientdata(client, lm); + device_init_wakeup(&client->dev, 1); enable_irq_wake(client->irq); diff --git a/drivers/input/keyboard/locomokbd.c b/drivers/input/keyboard/locomokbd.c index 9caed30f3bbb..b1ab29861e1c 100644 --- a/drivers/input/keyboard/locomokbd.c +++ b/drivers/input/keyboard/locomokbd.c @@ -192,11 +192,18 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd) static irqreturn_t locomokbd_interrupt(int irq, void *dev_id) { struct locomokbd *locomokbd = dev_id; + u16 r; + + r = locomo_readl(locomokbd->base + LOCOMO_KIC); + if ((r & 0x0001) == 0) + return IRQ_HANDLED; + + locomo_writel(r & ~0x0100, locomokbd->base + LOCOMO_KIC); /* Ack */ + /** wait chattering delay **/ udelay(100); locomokbd_scankeyboard(locomokbd); - return IRQ_HANDLED; } @@ -210,6 +217,25 @@ static void locomokbd_timer_callback(unsigned long data) locomokbd_scankeyboard(locomokbd); } +static int locomokbd_open(struct input_dev *dev) +{ + struct locomokbd *locomokbd = input_get_drvdata(dev); + u16 r; + + r = locomo_readl(locomokbd->base + LOCOMO_KIC) | 0x0010; + locomo_writel(r, locomokbd->base + LOCOMO_KIC); + return 0; +} + +static void locomokbd_close(struct input_dev *dev) +{ + struct locomokbd *locomokbd = input_get_drvdata(dev); + u16 r; + + r = locomo_readl(locomokbd->base + LOCOMO_KIC) & ~0x0010; + locomo_writel(r, locomokbd->base + LOCOMO_KIC); +} + static int __devinit locomokbd_probe(struct locomo_dev *dev) { struct locomokbd *locomokbd; @@ -253,6 +279,8 @@ static int __devinit locomokbd_probe(struct locomo_dev *dev) input_dev->id.vendor = 0x0001; input_dev->id.product = 0x0001; input_dev->id.version = 0x0100; + input_dev->open = locomokbd_open; + input_dev->close = locomokbd_close; input_dev->dev.parent = &dev->dev; input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | @@ -261,6 +289,8 @@ static int __devinit locomokbd_probe(struct locomo_dev *dev) input_dev->keycodesize = sizeof(locomokbd_keycode[0]); input_dev->keycodemax = ARRAY_SIZE(locomokbd_keycode); + input_set_drvdata(input_dev, locomokbd); + memcpy(locomokbd->keycode, locomokbd_keycode, sizeof(locomokbd->keycode)); for (i = 0; i < LOCOMOKBD_NUMKEYS; i++) set_bit(locomokbd->keycode[i], input_dev->keybit); diff --git a/drivers/input/keyboard/matrix_keypad.c b/drivers/input/keyboard/matrix_keypad.c index d3c8b61a941d..b443e088fd3c 100644 --- a/drivers/input/keyboard/matrix_keypad.c +++ b/drivers/input/keyboard/matrix_keypad.c @@ -22,6 +22,7 @@ #include <linux/module.h> #include <linux/gpio.h> #include <linux/input/matrix_keypad.h> +#include <linux/slab.h> struct matrix_keypad { const struct matrix_keypad_platform_data *pdata; @@ -373,7 +374,9 @@ static int __devinit matrix_keypad_probe(struct platform_device *pdev) input_dev->name = pdev->name; input_dev->id.bustype = BUS_HOST; input_dev->dev.parent = &pdev->dev; - input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); + input_dev->evbit[0] = BIT_MASK(EV_KEY); + if (!pdata->no_autorepeat) + input_dev->evbit[0] |= BIT_MASK(EV_REP); input_dev->open = matrix_keypad_start; input_dev->close = matrix_keypad_stop; diff --git a/drivers/input/keyboard/max7359_keypad.c b/drivers/input/keyboard/max7359_keypad.c index 3b5b948eba39..9091ff5ea808 100644 --- a/drivers/input/keyboard/max7359_keypad.c +++ b/drivers/input/keyboard/max7359_keypad.c @@ -15,6 +15,7 @@ #include <linux/module.h> #include <linux/i2c.h> +#include <linux/slab.h> #include <linux/interrupt.h> #include <linux/input.h> #include <linux/input/matrix_keypad.h> @@ -264,7 +265,6 @@ static int __devexit max7359_remove(struct i2c_client *client) free_irq(client->irq, keypad); input_unregister_device(keypad->input_dev); - i2c_set_clientdata(client, NULL); kfree(keypad); return 0; diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c index 1a494d505431..a72e61ddca91 100644 --- a/drivers/input/keyboard/omap-keypad.c +++ b/drivers/input/keyboard/omap-keypad.c @@ -34,6 +34,7 @@ #include <linux/platform_device.h> #include <linux/mutex.h> #include <linux/errno.h> +#include <linux/slab.h> #include <mach/gpio.h> #include <plat/keypad.h> #include <plat/menelaus.h> diff --git a/drivers/input/keyboard/opencores-kbd.c b/drivers/input/keyboard/opencores-kbd.c index 78cccddbf551..1f1a5563f60a 100644 --- a/drivers/input/keyboard/opencores-kbd.c +++ b/drivers/input/keyboard/opencores-kbd.c @@ -14,6 +14,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/slab.h> struct opencores_kbd { struct input_dev *input; diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c index 79cd3e9fdf2e..0e53b3bc39af 100644 --- a/drivers/input/keyboard/pxa27x_keypad.c +++ b/drivers/input/keyboard/pxa27x_keypad.c @@ -26,6 +26,7 @@ #include <linux/clk.h> #include <linux/err.h> #include <linux/input/matrix_keypad.h> +#include <linux/slab.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> diff --git a/drivers/input/keyboard/pxa930_rotary.c b/drivers/input/keyboard/pxa930_rotary.c index 95fbba470e65..b7123a44b6ec 100644 --- a/drivers/input/keyboard/pxa930_rotary.c +++ b/drivers/input/keyboard/pxa930_rotary.c @@ -13,6 +13,7 @@ #include <linux/input.h> #include <linux/platform_device.h> #include <linux/io.h> +#include <linux/slab.h> #include <mach/pxa930_rotary.h> diff --git a/drivers/input/keyboard/qt2160.c b/drivers/input/keyboard/qt2160.c index 191cc51d6cf8..fac695157e8a 100644 --- a/drivers/input/keyboard/qt2160.c +++ b/drivers/input/keyboard/qt2160.c @@ -358,11 +358,10 @@ static int __devexit qt2160_remove(struct i2c_client *client) input_unregister_device(qt2160->input); kfree(qt2160); - i2c_set_clientdata(client, NULL); return 0; } -static struct i2c_device_id qt2160_idtable[] = { +static const struct i2c_device_id qt2160_idtable[] = { { "qt2160", 0, }, { } }; diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c index 8e9380bfed40..d7dafd9425b6 100644 --- a/drivers/input/keyboard/sh_keysc.c +++ b/drivers/input/keyboard/sh_keysc.c @@ -19,16 +19,10 @@ #include <linux/platform_device.h> #include <linux/input.h> #include <linux/input/sh_keysc.h> +#include <linux/bitmap.h> #include <linux/clk.h> #include <linux/io.h> - -#define KYCR1_OFFS 0x00 -#define KYCR2_OFFS 0x04 -#define KYINDR_OFFS 0x08 -#define KYOUTDR_OFFS 0x0c - -#define KYCR2_IRQ_LEVEL 0x10 -#define KYCR2_IRQ_DISABLED 0x00 +#include <linux/slab.h> static const struct { unsigned char kymd, keyout, keyin; @@ -36,84 +30,131 @@ static const struct { [SH_KEYSC_MODE_1] = { 0, 6, 5 }, [SH_KEYSC_MODE_2] = { 1, 5, 6 }, [SH_KEYSC_MODE_3] = { 2, 4, 7 }, + [SH_KEYSC_MODE_4] = { 3, 6, 6 }, + [SH_KEYSC_MODE_5] = { 4, 6, 7 }, + [SH_KEYSC_MODE_6] = { 5, 7, 7 }, }; struct sh_keysc_priv { void __iomem *iomem_base; struct clk *clk; - unsigned long last_keys; + DECLARE_BITMAP(last_keys, SH_KEYSC_MAXKEYS); struct input_dev *input; struct sh_keysc_info pdata; }; +#define KYCR1 0 +#define KYCR2 1 +#define KYINDR 2 +#define KYOUTDR 3 + +#define KYCR2_IRQ_LEVEL 0x10 +#define KYCR2_IRQ_DISABLED 0x00 + +static unsigned long sh_keysc_read(struct sh_keysc_priv *p, int reg_nr) +{ + return ioread16(p->iomem_base + (reg_nr << 2)); +} + +static void sh_keysc_write(struct sh_keysc_priv *p, int reg_nr, + unsigned long value) +{ + iowrite16(value, p->iomem_base + (reg_nr << 2)); +} + +static void sh_keysc_level_mode(struct sh_keysc_priv *p, + unsigned long keys_set) +{ + struct sh_keysc_info *pdata = &p->pdata; + + sh_keysc_write(p, KYOUTDR, 0); + sh_keysc_write(p, KYCR2, KYCR2_IRQ_LEVEL | (keys_set << 8)); + + if (pdata->kycr2_delay) + udelay(pdata->kycr2_delay); +} + +static void sh_keysc_map_dbg(struct device *dev, unsigned long *map, + const char *str) +{ + int k; + + for (k = 0; k < BITS_TO_LONGS(SH_KEYSC_MAXKEYS); k++) + dev_dbg(dev, "%s[%d] 0x%lx\n", str, k, map[k]); +} + static irqreturn_t sh_keysc_isr(int irq, void *dev_id) { struct platform_device *pdev = dev_id; struct sh_keysc_priv *priv = platform_get_drvdata(pdev); struct sh_keysc_info *pdata = &priv->pdata; - unsigned long keys, keys1, keys0, mask; + int keyout_nr = sh_keysc_mode[pdata->mode].keyout; + int keyin_nr = sh_keysc_mode[pdata->mode].keyin; + DECLARE_BITMAP(keys, SH_KEYSC_MAXKEYS); + DECLARE_BITMAP(keys0, SH_KEYSC_MAXKEYS); + DECLARE_BITMAP(keys1, SH_KEYSC_MAXKEYS); unsigned char keyin_set, tmp; - int i, k; + int i, k, n; dev_dbg(&pdev->dev, "isr!\n"); - keys1 = ~0; - keys0 = 0; + bitmap_fill(keys1, SH_KEYSC_MAXKEYS); + bitmap_zero(keys0, SH_KEYSC_MAXKEYS); do { - keys = 0; + bitmap_zero(keys, SH_KEYSC_MAXKEYS); keyin_set = 0; - iowrite16(KYCR2_IRQ_DISABLED, priv->iomem_base + KYCR2_OFFS); + sh_keysc_write(priv, KYCR2, KYCR2_IRQ_DISABLED); + + for (i = 0; i < keyout_nr; i++) { + n = keyin_nr * i; - for (i = 0; i < sh_keysc_mode[pdata->mode].keyout; i++) { - iowrite16(0xfff ^ (3 << (i * 2)), - priv->iomem_base + KYOUTDR_OFFS); + /* drive one KEYOUT pin low, read KEYIN pins */ + sh_keysc_write(priv, KYOUTDR, 0xffff ^ (3 << (i * 2))); udelay(pdata->delay); - tmp = ioread16(priv->iomem_base + KYINDR_OFFS); - keys |= tmp << (sh_keysc_mode[pdata->mode].keyin * i); - tmp ^= (1 << sh_keysc_mode[pdata->mode].keyin) - 1; - keyin_set |= tmp; - } + tmp = sh_keysc_read(priv, KYINDR); - iowrite16(0, priv->iomem_base + KYOUTDR_OFFS); - iowrite16(KYCR2_IRQ_LEVEL | (keyin_set << 8), - priv->iomem_base + KYCR2_OFFS); + /* set bit if key press has been detected */ + for (k = 0; k < keyin_nr; k++) { + if (tmp & (1 << k)) + __set_bit(n + k, keys); + } - if (pdata->kycr2_delay) - udelay(pdata->kycr2_delay); + /* keep track of which KEYIN bits that have been set */ + keyin_set |= tmp ^ ((1 << keyin_nr) - 1); + } - keys ^= ~0; - keys &= (1 << (sh_keysc_mode[pdata->mode].keyin * - sh_keysc_mode[pdata->mode].keyout)) - 1; - keys1 &= keys; - keys0 |= keys; + sh_keysc_level_mode(priv, keyin_set); - dev_dbg(&pdev->dev, "keys 0x%08lx\n", keys); + bitmap_complement(keys, keys, SH_KEYSC_MAXKEYS); + bitmap_and(keys1, keys1, keys, SH_KEYSC_MAXKEYS); + bitmap_or(keys0, keys0, keys, SH_KEYSC_MAXKEYS); - } while (ioread16(priv->iomem_base + KYCR2_OFFS) & 0x01); + sh_keysc_map_dbg(&pdev->dev, keys, "keys"); - dev_dbg(&pdev->dev, "last_keys 0x%08lx keys0 0x%08lx keys1 0x%08lx\n", - priv->last_keys, keys0, keys1); + } while (sh_keysc_read(priv, KYCR2) & 0x01); + + sh_keysc_map_dbg(&pdev->dev, priv->last_keys, "last_keys"); + sh_keysc_map_dbg(&pdev->dev, keys0, "keys0"); + sh_keysc_map_dbg(&pdev->dev, keys1, "keys1"); for (i = 0; i < SH_KEYSC_MAXKEYS; i++) { k = pdata->keycodes[i]; if (!k) continue; - mask = 1 << i; - - if (!((priv->last_keys ^ keys0) & mask)) + if (test_bit(i, keys0) == test_bit(i, priv->last_keys)) continue; - if ((keys1 | keys0) & mask) { + if (test_bit(i, keys1) || test_bit(i, keys0)) { input_event(priv->input, EV_KEY, k, 1); - priv->last_keys |= mask; + __set_bit(i, priv->last_keys); } - if (!(keys1 & mask)) { + if (!test_bit(i, keys1)) { input_event(priv->input, EV_KEY, k, 0); - priv->last_keys &= ~mask; + __clear_bit(i, priv->last_keys); } } @@ -122,8 +163,6 @@ static irqreturn_t sh_keysc_isr(int irq, void *dev_id) return IRQ_HANDLED; } -#define res_size(res) ((res)->end - (res)->start + 1) - static int __devinit sh_keysc_probe(struct platform_device *pdev) { struct sh_keysc_priv *priv; @@ -164,7 +203,7 @@ static int __devinit sh_keysc_probe(struct platform_device *pdev) memcpy(&priv->pdata, pdev->dev.platform_data, sizeof(priv->pdata)); pdata = &priv->pdata; - priv->iomem_base = ioremap_nocache(res->start, res_size(res)); + priv->iomem_base = ioremap_nocache(res->start, resource_size(res)); if (priv->iomem_base == NULL) { dev_err(&pdev->dev, "failed to remap I/O memory\n"); error = -ENXIO; @@ -220,10 +259,9 @@ static int __devinit sh_keysc_probe(struct platform_device *pdev) clk_enable(priv->clk); - iowrite16((sh_keysc_mode[pdata->mode].kymd << 8) | - pdata->scan_timing, priv->iomem_base + KYCR1_OFFS); - iowrite16(0, priv->iomem_base + KYOUTDR_OFFS); - iowrite16(KYCR2_IRQ_LEVEL, priv->iomem_base + KYCR2_OFFS); + sh_keysc_write(priv, KYCR1, (sh_keysc_mode[pdata->mode].kymd << 8) | + pdata->scan_timing); + sh_keysc_level_mode(priv, 0); device_init_wakeup(&pdev->dev, 1); @@ -248,7 +286,7 @@ static int __devexit sh_keysc_remove(struct platform_device *pdev) { struct sh_keysc_priv *priv = platform_get_drvdata(pdev); - iowrite16(KYCR2_IRQ_DISABLED, priv->iomem_base + KYCR2_OFFS); + sh_keysc_write(priv, KYCR2, KYCR2_IRQ_DISABLED); input_unregister_device(priv->input); free_irq(platform_get_irq(pdev, 0), pdev); @@ -270,7 +308,7 @@ static int sh_keysc_suspend(struct device *dev) int irq = platform_get_irq(pdev, 0); unsigned short value; - value = ioread16(priv->iomem_base + KYCR1_OFFS); + value = sh_keysc_read(priv, KYCR1); if (device_may_wakeup(dev)) { value |= 0x80; @@ -279,7 +317,7 @@ static int sh_keysc_suspend(struct device *dev) value &= ~0x80; } - iowrite16(value, priv->iomem_base + KYCR1_OFFS); + sh_keysc_write(priv, KYCR1, value); return 0; } diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c deleted file mode 100644 index 13967422658c..000000000000 --- a/drivers/input/keyboard/spitzkbd.c +++ /dev/null @@ -1,496 +0,0 @@ -/* - * Keyboard driver for Sharp Spitz, Borzoi and Akita (SL-Cxx00 series) - * - * Copyright (c) 2005 Richard Purdie - * - * Based on corgikbd.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/jiffies.h> -#include <linux/module.h> -#include <linux/slab.h> - -#include <mach/spitz.h> -#include <mach/pxa2xx-gpio.h> - -#define KB_ROWS 7 -#define KB_COLS 11 -#define KB_ROWMASK(r) (1 << (r)) -#define SCANCODE(r,c) (((r)<<4) + (c) + 1) -#define NR_SCANCODES ((KB_ROWS<<4) + 1) - -#define SCAN_INTERVAL (50) /* ms */ -#define HINGE_SCAN_INTERVAL (150) /* ms */ - -#define SPITZ_KEY_CALENDER KEY_F1 -#define SPITZ_KEY_ADDRESS KEY_F2 -#define SPITZ_KEY_FN KEY_F3 -#define SPITZ_KEY_CANCEL KEY_F4 -#define SPITZ_KEY_EXOK KEY_F5 -#define SPITZ_KEY_EXCANCEL KEY_F6 -#define SPITZ_KEY_EXJOGDOWN KEY_F7 -#define SPITZ_KEY_EXJOGUP KEY_F8 -#define SPITZ_KEY_JAP1 KEY_LEFTALT -#define SPITZ_KEY_JAP2 KEY_RIGHTCTRL -#define SPITZ_KEY_SYNC KEY_F9 -#define SPITZ_KEY_MAIL KEY_F10 -#define SPITZ_KEY_OK KEY_F11 -#define SPITZ_KEY_MENU KEY_F12 - -static unsigned char spitzkbd_keycode[NR_SCANCODES] = { - 0, /* 0 */ - KEY_LEFTCTRL, KEY_1, KEY_3, KEY_5, KEY_6, KEY_7, KEY_9, KEY_0, KEY_BACKSPACE, SPITZ_KEY_EXOK, SPITZ_KEY_EXCANCEL, 0, 0, 0, 0, 0, /* 1-16 */ - 0, KEY_2, KEY_4, KEY_R, KEY_Y, KEY_8, KEY_I, KEY_O, KEY_P, SPITZ_KEY_EXJOGDOWN, SPITZ_KEY_EXJOGUP, 0, 0, 0, 0, 0, /* 17-32 */ - KEY_TAB, KEY_Q, KEY_E, KEY_T, KEY_G, KEY_U, KEY_J, KEY_K, 0, 0, 0, 0, 0, 0, 0, 0, /* 33-48 */ - SPITZ_KEY_ADDRESS, KEY_W, KEY_S, KEY_F, KEY_V, KEY_H, KEY_M, KEY_L, 0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, /* 49-64 */ - SPITZ_KEY_CALENDER, KEY_A, KEY_D, KEY_C, KEY_B, KEY_N, KEY_DOT, 0, KEY_ENTER, KEY_LEFTSHIFT, 0, 0, 0, 0, 0, 0, /* 65-80 */ - SPITZ_KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, SPITZ_KEY_FN, 0, 0, 0, 0, 0, /* 81-96 */ - KEY_SYSRQ, SPITZ_KEY_JAP1, SPITZ_KEY_JAP2, SPITZ_KEY_CANCEL, SPITZ_KEY_OK, SPITZ_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0 /* 97-112 */ -}; - -static int spitz_strobes[] = { - SPITZ_GPIO_KEY_STROBE0, - SPITZ_GPIO_KEY_STROBE1, - SPITZ_GPIO_KEY_STROBE2, - SPITZ_GPIO_KEY_STROBE3, - SPITZ_GPIO_KEY_STROBE4, - SPITZ_GPIO_KEY_STROBE5, - SPITZ_GPIO_KEY_STROBE6, - SPITZ_GPIO_KEY_STROBE7, - SPITZ_GPIO_KEY_STROBE8, - SPITZ_GPIO_KEY_STROBE9, - SPITZ_GPIO_KEY_STROBE10, -}; - -static int spitz_senses[] = { - SPITZ_GPIO_KEY_SENSE0, - SPITZ_GPIO_KEY_SENSE1, - SPITZ_GPIO_KEY_SENSE2, - SPITZ_GPIO_KEY_SENSE3, - SPITZ_GPIO_KEY_SENSE4, - SPITZ_GPIO_KEY_SENSE5, - SPITZ_GPIO_KEY_SENSE6, -}; - -struct spitzkbd { - unsigned char keycode[ARRAY_SIZE(spitzkbd_keycode)]; - struct input_dev *input; - char phys[32]; - - spinlock_t lock; - struct timer_list timer; - struct timer_list htimer; - - unsigned int suspended; - unsigned long suspend_jiffies; -}; - -#define KB_DISCHARGE_DELAY 10 -#define KB_ACTIVATE_DELAY 10 - -/* Helper functions for reading the keyboard matrix - * Note: We should really be using the generic gpio functions to alter - * GPDR but it requires a function call per GPIO bit which is - * excessive when we need to access 11 bits at once, multiple times. - * These functions must be called within local_irq_save()/local_irq_restore() - * or similar. - */ -static inline void spitzkbd_discharge_all(void) -{ - /* STROBE All HiZ */ - GPCR0 = SPITZ_GPIO_G0_STROBE_BIT; - GPDR0 &= ~SPITZ_GPIO_G0_STROBE_BIT; - GPCR1 = SPITZ_GPIO_G1_STROBE_BIT; - GPDR1 &= ~SPITZ_GPIO_G1_STROBE_BIT; - GPCR2 = SPITZ_GPIO_G2_STROBE_BIT; - GPDR2 &= ~SPITZ_GPIO_G2_STROBE_BIT; - GPCR3 = SPITZ_GPIO_G3_STROBE_BIT; - GPDR3 &= ~SPITZ_GPIO_G3_STROBE_BIT; -} - -static inline void spitzkbd_activate_all(void) -{ - /* STROBE ALL -> High */ - GPSR0 = SPITZ_GPIO_G0_STROBE_BIT; - GPDR0 |= SPITZ_GPIO_G0_STROBE_BIT; - GPSR1 = SPITZ_GPIO_G1_STROBE_BIT; - GPDR1 |= SPITZ_GPIO_G1_STROBE_BIT; - GPSR2 = SPITZ_GPIO_G2_STROBE_BIT; - GPDR2 |= SPITZ_GPIO_G2_STROBE_BIT; - GPSR3 = SPITZ_GPIO_G3_STROBE_BIT; - GPDR3 |= SPITZ_GPIO_G3_STROBE_BIT; - - udelay(KB_DISCHARGE_DELAY); - - /* Clear any interrupts we may have triggered when altering the GPIO lines */ - GEDR0 = SPITZ_GPIO_G0_SENSE_BIT; - GEDR1 = SPITZ_GPIO_G1_SENSE_BIT; - GEDR2 = SPITZ_GPIO_G2_SENSE_BIT; - GEDR3 = SPITZ_GPIO_G3_SENSE_BIT; -} - -static inline void spitzkbd_activate_col(int col) -{ - int gpio = spitz_strobes[col]; - GPDR0 &= ~SPITZ_GPIO_G0_STROBE_BIT; - GPDR1 &= ~SPITZ_GPIO_G1_STROBE_BIT; - GPDR2 &= ~SPITZ_GPIO_G2_STROBE_BIT; - GPDR3 &= ~SPITZ_GPIO_G3_STROBE_BIT; - GPSR(gpio) = GPIO_bit(gpio); - GPDR(gpio) |= GPIO_bit(gpio); -} - -static inline void spitzkbd_reset_col(int col) -{ - int gpio = spitz_strobes[col]; - GPDR0 &= ~SPITZ_GPIO_G0_STROBE_BIT; - GPDR1 &= ~SPITZ_GPIO_G1_STROBE_BIT; - GPDR2 &= ~SPITZ_GPIO_G2_STROBE_BIT; - GPDR3 &= ~SPITZ_GPIO_G3_STROBE_BIT; - GPCR(gpio) = GPIO_bit(gpio); - GPDR(gpio) |= GPIO_bit(gpio); -} - -static inline int spitzkbd_get_row_status(int col) -{ - return ((GPLR0 >> 12) & 0x01) | ((GPLR0 >> 16) & 0x02) - | ((GPLR2 >> 25) & 0x04) | ((GPLR1 << 1) & 0x08) - | ((GPLR1 >> 0) & 0x10) | ((GPLR1 >> 1) & 0x60); -} - -/* - * The spitz keyboard only generates interrupts when a key is pressed. - * When a key is pressed, we enable a timer which then scans the - * keyboard to detect when the key is released. - */ - -/* Scan the hardware keyboard and push any changes up through the input layer */ -static void spitzkbd_scankeyboard(struct spitzkbd *spitzkbd_data) -{ - unsigned int row, col, rowd; - unsigned long flags; - unsigned int num_pressed, pwrkey = ((GPLR(SPITZ_GPIO_ON_KEY) & GPIO_bit(SPITZ_GPIO_ON_KEY)) != 0); - - if (spitzkbd_data->suspended) - return; - - spin_lock_irqsave(&spitzkbd_data->lock, flags); - - num_pressed = 0; - for (col = 0; col < KB_COLS; col++) { - /* - * Discharge the output driver capacitatance - * in the keyboard matrix. (Yes it is significant..) - */ - - spitzkbd_discharge_all(); - udelay(KB_DISCHARGE_DELAY); - - spitzkbd_activate_col(col); - udelay(KB_ACTIVATE_DELAY); - - rowd = spitzkbd_get_row_status(col); - for (row = 0; row < KB_ROWS; row++) { - unsigned int scancode, pressed; - - scancode = SCANCODE(row, col); - pressed = rowd & KB_ROWMASK(row); - - input_report_key(spitzkbd_data->input, spitzkbd_data->keycode[scancode], pressed); - - if (pressed) - num_pressed++; - } - spitzkbd_reset_col(col); - } - - spitzkbd_activate_all(); - - input_report_key(spitzkbd_data->input, SPITZ_KEY_SYNC, (GPLR(SPITZ_GPIO_SYNC) & GPIO_bit(SPITZ_GPIO_SYNC)) != 0 ); - input_report_key(spitzkbd_data->input, KEY_SUSPEND, pwrkey); - - if (pwrkey && time_after(jiffies, spitzkbd_data->suspend_jiffies + msecs_to_jiffies(1000))) { - input_event(spitzkbd_data->input, EV_PWR, KEY_SUSPEND, 1); - spitzkbd_data->suspend_jiffies = jiffies; - } - - input_sync(spitzkbd_data->input); - - /* if any keys are pressed, enable the timer */ - if (num_pressed) - mod_timer(&spitzkbd_data->timer, jiffies + msecs_to_jiffies(SCAN_INTERVAL)); - - spin_unlock_irqrestore(&spitzkbd_data->lock, flags); -} - -/* - * spitz keyboard interrupt handler. - */ -static irqreturn_t spitzkbd_interrupt(int irq, void *dev_id) -{ - struct spitzkbd *spitzkbd_data = dev_id; - - if (!timer_pending(&spitzkbd_data->timer)) { - /** wait chattering delay **/ - udelay(20); - spitzkbd_scankeyboard(spitzkbd_data); - } - - return IRQ_HANDLED; -} - -/* - * spitz timer checking for released keys - */ -static void spitzkbd_timer_callback(unsigned long data) -{ - struct spitzkbd *spitzkbd_data = (struct spitzkbd *) data; - - spitzkbd_scankeyboard(spitzkbd_data); -} - -/* - * The hinge switches generate an interrupt. - * We debounce the switches and pass them to the input system. - */ - -static irqreturn_t spitzkbd_hinge_isr(int irq, void *dev_id) -{ - struct spitzkbd *spitzkbd_data = dev_id; - - if (!timer_pending(&spitzkbd_data->htimer)) - mod_timer(&spitzkbd_data->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); - - return IRQ_HANDLED; -} - -#define HINGE_STABLE_COUNT 2 -static int sharpsl_hinge_state; -static int hinge_count; - -static void spitzkbd_hinge_timer(unsigned long data) -{ - struct spitzkbd *spitzkbd_data = (struct spitzkbd *) data; - unsigned long state; - unsigned long flags; - - state = GPLR(SPITZ_GPIO_SWA) & (GPIO_bit(SPITZ_GPIO_SWA)|GPIO_bit(SPITZ_GPIO_SWB)); - state |= (GPLR(SPITZ_GPIO_AK_INT) & GPIO_bit(SPITZ_GPIO_AK_INT)); - if (state != sharpsl_hinge_state) { - hinge_count = 0; - sharpsl_hinge_state = state; - } else if (hinge_count < HINGE_STABLE_COUNT) { - hinge_count++; - } - - if (hinge_count >= HINGE_STABLE_COUNT) { - spin_lock_irqsave(&spitzkbd_data->lock, flags); - - input_report_switch(spitzkbd_data->input, SW_LID, ((GPLR(SPITZ_GPIO_SWA) & GPIO_bit(SPITZ_GPIO_SWA)) != 0)); - input_report_switch(spitzkbd_data->input, SW_TABLET_MODE, ((GPLR(SPITZ_GPIO_SWB) & GPIO_bit(SPITZ_GPIO_SWB)) != 0)); - input_report_switch(spitzkbd_data->input, SW_HEADPHONE_INSERT, ((GPLR(SPITZ_GPIO_AK_INT) & GPIO_bit(SPITZ_GPIO_AK_INT)) != 0)); - input_sync(spitzkbd_data->input); - - spin_unlock_irqrestore(&spitzkbd_data->lock, flags); - } else { - mod_timer(&spitzkbd_data->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); - } -} - -#ifdef CONFIG_PM -static int spitzkbd_suspend(struct platform_device *dev, pm_message_t state) -{ - int i; - struct spitzkbd *spitzkbd = platform_get_drvdata(dev); - spitzkbd->suspended = 1; - - /* Set Strobe lines as inputs - *except* strobe line 0 leave this - enabled so we can detect a power button press for resume */ - for (i = 1; i < SPITZ_KEY_STROBE_NUM; i++) - pxa_gpio_mode(spitz_strobes[i] | GPIO_IN); - - return 0; -} - -static int spitzkbd_resume(struct platform_device *dev) -{ - int i; - struct spitzkbd *spitzkbd = platform_get_drvdata(dev); - - for (i = 0; i < SPITZ_KEY_STROBE_NUM; i++) - pxa_gpio_mode(spitz_strobes[i] | GPIO_OUT | GPIO_DFLT_HIGH); - - /* Upon resume, ignore the suspend key for a short while */ - spitzkbd->suspend_jiffies = jiffies; - spitzkbd->suspended = 0; - - return 0; -} -#else -#define spitzkbd_suspend NULL -#define spitzkbd_resume NULL -#endif - -static int __devinit spitzkbd_probe(struct platform_device *dev) -{ - struct spitzkbd *spitzkbd; - struct input_dev *input_dev; - int i, err = -ENOMEM; - - spitzkbd = kzalloc(sizeof(struct spitzkbd), GFP_KERNEL); - input_dev = input_allocate_device(); - if (!spitzkbd || !input_dev) - goto fail; - - platform_set_drvdata(dev, spitzkbd); - strcpy(spitzkbd->phys, "spitzkbd/input0"); - - spin_lock_init(&spitzkbd->lock); - - /* Init Keyboard rescan timer */ - init_timer(&spitzkbd->timer); - spitzkbd->timer.function = spitzkbd_timer_callback; - spitzkbd->timer.data = (unsigned long) spitzkbd; - - /* Init Hinge Timer */ - init_timer(&spitzkbd->htimer); - spitzkbd->htimer.function = spitzkbd_hinge_timer; - spitzkbd->htimer.data = (unsigned long) spitzkbd; - - spitzkbd->suspend_jiffies = jiffies; - - spitzkbd->input = input_dev; - - input_dev->name = "Spitz Keyboard"; - input_dev->phys = spitzkbd->phys; - input_dev->dev.parent = &dev->dev; - - input_dev->id.bustype = BUS_HOST; - input_dev->id.vendor = 0x0001; - input_dev->id.product = 0x0001; - input_dev->id.version = 0x0100; - - input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | - BIT_MASK(EV_PWR) | BIT_MASK(EV_SW); - input_dev->keycode = spitzkbd->keycode; - input_dev->keycodesize = sizeof(unsigned char); - input_dev->keycodemax = ARRAY_SIZE(spitzkbd_keycode); - - memcpy(spitzkbd->keycode, spitzkbd_keycode, sizeof(spitzkbd->keycode)); - for (i = 0; i < ARRAY_SIZE(spitzkbd_keycode); i++) - set_bit(spitzkbd->keycode[i], input_dev->keybit); - clear_bit(0, input_dev->keybit); - set_bit(KEY_SUSPEND, input_dev->keybit); - set_bit(SW_LID, input_dev->swbit); - set_bit(SW_TABLET_MODE, input_dev->swbit); - set_bit(SW_HEADPHONE_INSERT, input_dev->swbit); - - err = input_register_device(input_dev); - if (err) - goto fail; - - mod_timer(&spitzkbd->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); - - /* Setup sense interrupts - RisingEdge Detect, sense lines as inputs */ - for (i = 0; i < SPITZ_KEY_SENSE_NUM; i++) { - pxa_gpio_mode(spitz_senses[i] | GPIO_IN); - if (request_irq(IRQ_GPIO(spitz_senses[i]), spitzkbd_interrupt, - IRQF_DISABLED|IRQF_TRIGGER_RISING, - "Spitzkbd Sense", spitzkbd)) - printk(KERN_WARNING "spitzkbd: Can't get Sense IRQ: %d!\n", i); - } - - /* Set Strobe lines as outputs - set high */ - for (i = 0; i < SPITZ_KEY_STROBE_NUM; i++) - pxa_gpio_mode(spitz_strobes[i] | GPIO_OUT | GPIO_DFLT_HIGH); - - pxa_gpio_mode(SPITZ_GPIO_SYNC | GPIO_IN); - pxa_gpio_mode(SPITZ_GPIO_ON_KEY | GPIO_IN); - pxa_gpio_mode(SPITZ_GPIO_SWA | GPIO_IN); - pxa_gpio_mode(SPITZ_GPIO_SWB | GPIO_IN); - - request_irq(SPITZ_IRQ_GPIO_SYNC, spitzkbd_interrupt, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd Sync", spitzkbd); - request_irq(SPITZ_IRQ_GPIO_ON_KEY, spitzkbd_interrupt, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd PwrOn", spitzkbd); - request_irq(SPITZ_IRQ_GPIO_SWA, spitzkbd_hinge_isr, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd SWA", spitzkbd); - request_irq(SPITZ_IRQ_GPIO_SWB, spitzkbd_hinge_isr, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd SWB", spitzkbd); - request_irq(SPITZ_IRQ_GPIO_AK_INT, spitzkbd_hinge_isr, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd HP", spitzkbd); - - return 0; - - fail: input_free_device(input_dev); - kfree(spitzkbd); - return err; -} - -static int __devexit spitzkbd_remove(struct platform_device *dev) -{ - int i; - struct spitzkbd *spitzkbd = platform_get_drvdata(dev); - - for (i = 0; i < SPITZ_KEY_SENSE_NUM; i++) - free_irq(IRQ_GPIO(spitz_senses[i]), spitzkbd); - - free_irq(SPITZ_IRQ_GPIO_SYNC, spitzkbd); - free_irq(SPITZ_IRQ_GPIO_ON_KEY, spitzkbd); - free_irq(SPITZ_IRQ_GPIO_SWA, spitzkbd); - free_irq(SPITZ_IRQ_GPIO_SWB, spitzkbd); - free_irq(SPITZ_IRQ_GPIO_AK_INT, spitzkbd); - - del_timer_sync(&spitzkbd->htimer); - del_timer_sync(&spitzkbd->timer); - - input_unregister_device(spitzkbd->input); - - kfree(spitzkbd); - - return 0; -} - -static struct platform_driver spitzkbd_driver = { - .probe = spitzkbd_probe, - .remove = __devexit_p(spitzkbd_remove), - .suspend = spitzkbd_suspend, - .resume = spitzkbd_resume, - .driver = { - .name = "spitz-keyboard", - .owner = THIS_MODULE, - }, -}; - -static int __init spitzkbd_init(void) -{ - return platform_driver_register(&spitzkbd_driver); -} - -static void __exit spitzkbd_exit(void) -{ - platform_driver_unregister(&spitzkbd_driver); -} - -module_init(spitzkbd_init); -module_exit(spitzkbd_exit); - -MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>"); -MODULE_DESCRIPTION("Spitz Keyboard Driver"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:spitz-keyboard"); diff --git a/drivers/input/keyboard/tca6416-keypad.c b/drivers/input/keyboard/tca6416-keypad.c new file mode 100644 index 000000000000..00137bebcf97 --- /dev/null +++ b/drivers/input/keyboard/tca6416-keypad.c @@ -0,0 +1,347 @@ +/* + * Driver for keys on TCA6416 I2C IO expander + * + * Copyright (C) 2010 Texas Instruments + * + * Author : Sriramakrishnan.A.G. <srk@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/types.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/workqueue.h> +#include <linux/gpio.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/tca6416_keypad.h> + +#define TCA6416_INPUT 0 +#define TCA6416_OUTPUT 1 +#define TCA6416_INVERT 2 +#define TCA6416_DIRECTION 3 + +static const struct i2c_device_id tca6416_id[] = { + { "tca6416-keys", 16, }, + { } +}; +MODULE_DEVICE_TABLE(i2c, tca6416_id); + +struct tca6416_drv_data { + struct input_dev *input; + struct tca6416_button data[0]; +}; + +struct tca6416_keypad_chip { + uint16_t reg_output; + uint16_t reg_direction; + uint16_t reg_input; + + struct i2c_client *client; + struct input_dev *input; + struct delayed_work dwork; + u16 pinmask; + int irqnum; + bool use_polling; + struct tca6416_button buttons[0]; +}; + +static int tca6416_write_reg(struct tca6416_keypad_chip *chip, int reg, u16 val) +{ + int error; + + error = i2c_smbus_write_word_data(chip->client, reg << 1, val); + if (error < 0) { + dev_err(&chip->client->dev, + "%s failed, reg: %d, val: %d, error: %d\n", + __func__, reg, val, error); + return error; + } + + return 0; +} + +static int tca6416_read_reg(struct tca6416_keypad_chip *chip, int reg, u16 *val) +{ + int retval; + + retval = i2c_smbus_read_word_data(chip->client, reg << 1); + if (retval < 0) { + dev_err(&chip->client->dev, "%s failed, reg: %d, error: %d\n", + __func__, reg, retval); + return retval; + } + + *val = (u16)retval; + return 0; +} + +static void tca6416_keys_scan(struct tca6416_keypad_chip *chip) +{ + struct input_dev *input = chip->input; + u16 reg_val, val; + int error, i, pin_index; + + error = tca6416_read_reg(chip, TCA6416_INPUT, ®_val); + if (error) + return; + + reg_val &= chip->pinmask; + + /* Figure out which lines have changed */ + val = reg_val ^ chip->reg_input; + chip->reg_input = reg_val; + + for (i = 0, pin_index = 0; i < 16; i++) { + if (val & (1 << i)) { + struct tca6416_button *button = &chip->buttons[pin_index]; + unsigned int type = button->type ?: EV_KEY; + int state = ((reg_val & (1 << i)) ? 1 : 0) + ^ button->active_low; + + input_event(input, type, button->code, !!state); + input_sync(input); + } + + if (chip->pinmask & (1 << i)) + pin_index++; + } +} + +/* + * This is threaded IRQ handler and this can (and will) sleep. + */ +static irqreturn_t tca6416_keys_isr(int irq, void *dev_id) +{ + struct tca6416_keypad_chip *chip = dev_id; + + tca6416_keys_scan(chip); + + return IRQ_HANDLED; +} + +static void tca6416_keys_work_func(struct work_struct *work) +{ + struct tca6416_keypad_chip *chip = + container_of(work, struct tca6416_keypad_chip, dwork.work); + + tca6416_keys_scan(chip); + schedule_delayed_work(&chip->dwork, msecs_to_jiffies(100)); +} + +static int tca6416_keys_open(struct input_dev *dev) +{ + struct tca6416_keypad_chip *chip = input_get_drvdata(dev); + + /* Get initial device state in case it has switches */ + tca6416_keys_scan(chip); + + if (chip->use_polling) + schedule_delayed_work(&chip->dwork, msecs_to_jiffies(100)); + else + enable_irq(chip->irqnum); + + return 0; +} + +static void tca6416_keys_close(struct input_dev *dev) +{ + struct tca6416_keypad_chip *chip = input_get_drvdata(dev); + + if (chip->use_polling) + cancel_delayed_work_sync(&chip->dwork); + else + disable_irq(chip->irqnum); +} + +static int __devinit tca6416_setup_registers(struct tca6416_keypad_chip *chip) +{ + int error; + + error = tca6416_read_reg(chip, TCA6416_OUTPUT, &chip->reg_output); + if (error) + return error; + + error = tca6416_read_reg(chip, TCA6416_DIRECTION, &chip->reg_direction); + if (error) + return error; + + /* ensure that keypad pins are set to input */ + error = tca6416_write_reg(chip, TCA6416_DIRECTION, + chip->reg_direction | chip->pinmask); + if (error) + return error; + + error = tca6416_read_reg(chip, TCA6416_DIRECTION, &chip->reg_direction); + if (error) + return error; + + error = tca6416_read_reg(chip, TCA6416_INPUT, &chip->reg_input); + if (error) + return error; + + chip->reg_input &= chip->pinmask; + + return 0; +} + +static int __devinit tca6416_keypad_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct tca6416_keys_platform_data *pdata; + struct tca6416_keypad_chip *chip; + struct input_dev *input; + int error; + int i; + + /* Check functionality */ + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE)) { + dev_err(&client->dev, "%s adapter not supported\n", + dev_driver_string(&client->adapter->dev)); + return -ENODEV; + } + + pdata = client->dev.platform_data; + if (!pdata) { + dev_dbg(&client->dev, "no platform data\n"); + return -EINVAL; + } + + chip = kzalloc(sizeof(struct tca6416_keypad_chip) + + pdata->nbuttons * sizeof(struct tca6416_button), + GFP_KERNEL); + input = input_allocate_device(); + if (!chip || !input) { + error = -ENOMEM; + goto fail1; + } + + chip->client = client; + chip->input = input; + chip->pinmask = pdata->pinmask; + chip->use_polling = pdata->use_polling; + + INIT_DELAYED_WORK(&chip->dwork, tca6416_keys_work_func); + + input->phys = "tca6416-keys/input0"; + input->name = client->name; + input->dev.parent = &client->dev; + + input->open = tca6416_keys_open; + input->close = tca6416_keys_close; + + input->id.bustype = BUS_HOST; + input->id.vendor = 0x0001; + input->id.product = 0x0001; + input->id.version = 0x0100; + + /* Enable auto repeat feature of Linux input subsystem */ + if (pdata->rep) + __set_bit(EV_REP, input->evbit); + + for (i = 0; i < pdata->nbuttons; i++) { + unsigned int type; + + chip->buttons[i] = pdata->buttons[i]; + type = (pdata->buttons[i].type) ?: EV_KEY; + input_set_capability(input, type, pdata->buttons[i].code); + } + + input_set_drvdata(input, chip); + + /* + * Initialize cached registers from their original values. + * we can't share this chip with another i2c master. + */ + error = tca6416_setup_registers(chip); + if (error) + goto fail1; + + if (!chip->use_polling) { + if (pdata->irq_is_gpio) + chip->irqnum = gpio_to_irq(client->irq); + else + chip->irqnum = client->irq; + + error = request_threaded_irq(chip->irqnum, NULL, + tca6416_keys_isr, + IRQF_TRIGGER_FALLING, + "tca6416-keypad", chip); + if (error) { + dev_dbg(&client->dev, + "Unable to claim irq %d; error %d\n", + chip->irqnum, error); + goto fail1; + } + disable_irq(chip->irqnum); + } + + error = input_register_device(input); + if (error) { + dev_dbg(&client->dev, + "Unable to register input device, error: %d\n", error); + goto fail2; + } + + i2c_set_clientdata(client, chip); + + return 0; + +fail2: + if (!chip->use_polling) { + free_irq(chip->irqnum, chip); + enable_irq(chip->irqnum); + } +fail1: + input_free_device(input); + kfree(chip); + return error; +} + +static int __devexit tca6416_keypad_remove(struct i2c_client *client) +{ + struct tca6416_keypad_chip *chip = i2c_get_clientdata(client); + + if (!chip->use_polling) { + free_irq(chip->irqnum, chip); + enable_irq(chip->irqnum); + } + + input_unregister_device(chip->input); + kfree(chip); + + return 0; +} + + +static struct i2c_driver tca6416_keypad_driver = { + .driver = { + .name = "tca6416-keypad", + }, + .probe = tca6416_keypad_probe, + .remove = __devexit_p(tca6416_keypad_remove), + .id_table = tca6416_id, +}; + +static int __init tca6416_keypad_init(void) +{ + return i2c_add_driver(&tca6416_keypad_driver); +} + +subsys_initcall(tca6416_keypad_init); + +static void __exit tca6416_keypad_exit(void) +{ + i2c_del_driver(&tca6416_keypad_driver); +} +module_exit(tca6416_keypad_exit); + +MODULE_AUTHOR("Sriramakrishnan <srk@ti.com>"); +MODULE_DESCRIPTION("Keypad driver over tca6146 IO expander"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/keyboard/tosakbd.c b/drivers/input/keyboard/tosakbd.c deleted file mode 100644 index 42cb3faf7336..000000000000 --- a/drivers/input/keyboard/tosakbd.c +++ /dev/null @@ -1,430 +0,0 @@ -/* - * Keyboard driver for Sharp Tosa models (SL-6000x) - * - * Copyright (c) 2005 Dirk Opfer - * Copyright (c) 2007 Dmitry Baryshkov - * - * Based on xtkbd.c/locomkbd.c/corgikbd.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/input.h> -#include <linux/delay.h> -#include <linux/interrupt.h> - -#include <mach/gpio.h> -#include <mach/tosa.h> - -#define KB_ROWMASK(r) (1 << (r)) -#define SCANCODE(r, c) (((r)<<4) + (c) + 1) -#define NR_SCANCODES SCANCODE(TOSA_KEY_SENSE_NUM - 1, TOSA_KEY_STROBE_NUM - 1) + 1 - -#define SCAN_INTERVAL (HZ/10) - -#define KB_DISCHARGE_DELAY 10 -#define KB_ACTIVATE_DELAY 10 - -static unsigned short tosakbd_keycode[NR_SCANCODES] = { -0, -0, KEY_W, 0, 0, 0, KEY_K, KEY_BACKSPACE, KEY_P, -0, 0, 0, 0, 0, 0, 0, 0, -KEY_Q, KEY_E, KEY_T, KEY_Y, 0, KEY_O, KEY_I, KEY_COMMA, -0, 0, 0, 0, 0, 0, 0, 0, -KEY_A, KEY_D, KEY_G, KEY_U, 0, KEY_L, KEY_ENTER, KEY_DOT, -0, 0, 0, 0, 0, 0, 0, 0, -KEY_Z, KEY_C, KEY_V, KEY_J, TOSA_KEY_ADDRESSBOOK, TOSA_KEY_CANCEL, TOSA_KEY_CENTER, TOSA_KEY_OK, -KEY_LEFTSHIFT, 0, 0, 0, 0, 0, 0, 0, -KEY_S, KEY_R, KEY_B, KEY_N, TOSA_KEY_CALENDAR, TOSA_KEY_HOMEPAGE, KEY_LEFTCTRL, TOSA_KEY_LIGHT, -0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, -KEY_TAB, KEY_SLASH, KEY_H, KEY_M, TOSA_KEY_MENU, 0, KEY_UP, 0, -0, 0, TOSA_KEY_FN, 0, 0, 0, 0, 0, -KEY_X, KEY_F, KEY_SPACE, KEY_APOSTROPHE, TOSA_KEY_MAIL, KEY_LEFT, KEY_DOWN, KEY_RIGHT, -0, 0, 0, -}; - -struct tosakbd { - unsigned short keycode[ARRAY_SIZE(tosakbd_keycode)]; - struct input_dev *input; - bool suspended; - spinlock_t lock; /* protect kbd scanning */ - struct timer_list timer; -}; - - -/* Helper functions for reading the keyboard matrix - * Note: We should really be using the generic gpio functions to alter - * GPDR but it requires a function call per GPIO bit which is - * excessive when we need to access 12 bits at once, multiple times. - * These functions must be called within local_irq_save()/local_irq_restore() - * or similar. - */ -#define GET_ROWS_STATUS(c) ((GPLR2 & TOSA_GPIO_ALL_SENSE_BIT) >> TOSA_GPIO_ALL_SENSE_RSHIFT) - -static inline void tosakbd_discharge_all(void) -{ - /* STROBE All HiZ */ - GPCR1 = TOSA_GPIO_HIGH_STROBE_BIT; - GPDR1 &= ~TOSA_GPIO_HIGH_STROBE_BIT; - GPCR2 = TOSA_GPIO_LOW_STROBE_BIT; - GPDR2 &= ~TOSA_GPIO_LOW_STROBE_BIT; -} - -static inline void tosakbd_activate_all(void) -{ - /* STROBE ALL -> High */ - GPSR1 = TOSA_GPIO_HIGH_STROBE_BIT; - GPDR1 |= TOSA_GPIO_HIGH_STROBE_BIT; - GPSR2 = TOSA_GPIO_LOW_STROBE_BIT; - GPDR2 |= TOSA_GPIO_LOW_STROBE_BIT; - - udelay(KB_DISCHARGE_DELAY); - - /* STATE CLEAR */ - GEDR2 |= TOSA_GPIO_ALL_SENSE_BIT; -} - -static inline void tosakbd_activate_col(int col) -{ - if (col <= 5) { - /* STROBE col -> High, not col -> HiZ */ - GPSR1 = TOSA_GPIO_STROBE_BIT(col); - GPDR1 = (GPDR1 & ~TOSA_GPIO_HIGH_STROBE_BIT) | TOSA_GPIO_STROBE_BIT(col); - } else { - /* STROBE col -> High, not col -> HiZ */ - GPSR2 = TOSA_GPIO_STROBE_BIT(col); - GPDR2 = (GPDR2 & ~TOSA_GPIO_LOW_STROBE_BIT) | TOSA_GPIO_STROBE_BIT(col); - } -} - -static inline void tosakbd_reset_col(int col) -{ - if (col <= 5) { - /* STROBE col -> Low */ - GPCR1 = TOSA_GPIO_STROBE_BIT(col); - /* STROBE col -> out, not col -> HiZ */ - GPDR1 = (GPDR1 & ~TOSA_GPIO_HIGH_STROBE_BIT) | TOSA_GPIO_STROBE_BIT(col); - } else { - /* STROBE col -> Low */ - GPCR2 = TOSA_GPIO_STROBE_BIT(col); - /* STROBE col -> out, not col -> HiZ */ - GPDR2 = (GPDR2 & ~TOSA_GPIO_LOW_STROBE_BIT) | TOSA_GPIO_STROBE_BIT(col); - } -} -/* - * The tosa keyboard only generates interrupts when a key is pressed. - * So when a key is pressed, we enable a timer. This timer scans the - * keyboard, and this is how we detect when the key is released. - */ - -/* Scan the hardware keyboard and push any changes up through the input layer */ -static void tosakbd_scankeyboard(struct platform_device *dev) -{ - struct tosakbd *tosakbd = platform_get_drvdata(dev); - unsigned int row, col, rowd; - unsigned long flags; - unsigned int num_pressed = 0; - - spin_lock_irqsave(&tosakbd->lock, flags); - - if (tosakbd->suspended) - goto out; - - for (col = 0; col < TOSA_KEY_STROBE_NUM; col++) { - /* - * Discharge the output driver capacitatance - * in the keyboard matrix. (Yes it is significant..) - */ - tosakbd_discharge_all(); - udelay(KB_DISCHARGE_DELAY); - - tosakbd_activate_col(col); - udelay(KB_ACTIVATE_DELAY); - - rowd = GET_ROWS_STATUS(col); - - for (row = 0; row < TOSA_KEY_SENSE_NUM; row++) { - unsigned int scancode, pressed; - scancode = SCANCODE(row, col); - pressed = rowd & KB_ROWMASK(row); - - if (pressed && !tosakbd->keycode[scancode]) - dev_warn(&dev->dev, - "unhandled scancode: 0x%02x\n", - scancode); - - input_report_key(tosakbd->input, - tosakbd->keycode[scancode], - pressed); - if (pressed) - num_pressed++; - } - - tosakbd_reset_col(col); - } - - tosakbd_activate_all(); - - input_sync(tosakbd->input); - - /* if any keys are pressed, enable the timer */ - if (num_pressed) - mod_timer(&tosakbd->timer, jiffies + SCAN_INTERVAL); - - out: - spin_unlock_irqrestore(&tosakbd->lock, flags); -} - -/* - * tosa keyboard interrupt handler. - */ -static irqreturn_t tosakbd_interrupt(int irq, void *__dev) -{ - struct platform_device *dev = __dev; - struct tosakbd *tosakbd = platform_get_drvdata(dev); - - if (!timer_pending(&tosakbd->timer)) { - /** wait chattering delay **/ - udelay(20); - tosakbd_scankeyboard(dev); - } - - return IRQ_HANDLED; -} - -/* - * tosa timer checking for released keys - */ -static void tosakbd_timer_callback(unsigned long __dev) -{ - struct platform_device *dev = (struct platform_device *)__dev; - - tosakbd_scankeyboard(dev); -} - -#ifdef CONFIG_PM -static int tosakbd_suspend(struct platform_device *dev, pm_message_t state) -{ - struct tosakbd *tosakbd = platform_get_drvdata(dev); - unsigned long flags; - - spin_lock_irqsave(&tosakbd->lock, flags); - tosakbd->suspended = true; - spin_unlock_irqrestore(&tosakbd->lock, flags); - - del_timer_sync(&tosakbd->timer); - - return 0; -} - -static int tosakbd_resume(struct platform_device *dev) -{ - struct tosakbd *tosakbd = platform_get_drvdata(dev); - - tosakbd->suspended = false; - tosakbd_scankeyboard(dev); - - return 0; -} -#else -#define tosakbd_suspend NULL -#define tosakbd_resume NULL -#endif - -static int __devinit tosakbd_probe(struct platform_device *pdev) { - - int i; - struct tosakbd *tosakbd; - struct input_dev *input_dev; - int error; - - tosakbd = kzalloc(sizeof(struct tosakbd), GFP_KERNEL); - if (!tosakbd) - return -ENOMEM; - - input_dev = input_allocate_device(); - if (!input_dev) { - kfree(tosakbd); - return -ENOMEM; - } - - platform_set_drvdata(pdev, tosakbd); - - spin_lock_init(&tosakbd->lock); - - /* Init Keyboard rescan timer */ - init_timer(&tosakbd->timer); - tosakbd->timer.function = tosakbd_timer_callback; - tosakbd->timer.data = (unsigned long) pdev; - - tosakbd->input = input_dev; - - input_set_drvdata(input_dev, tosakbd); - input_dev->name = "Tosa Keyboard"; - input_dev->phys = "tosakbd/input0"; - input_dev->dev.parent = &pdev->dev; - - input_dev->id.bustype = BUS_HOST; - input_dev->id.vendor = 0x0001; - input_dev->id.product = 0x0001; - input_dev->id.version = 0x0100; - - input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP); - input_dev->keycode = tosakbd->keycode; - input_dev->keycodesize = sizeof(tosakbd->keycode[0]); - input_dev->keycodemax = ARRAY_SIZE(tosakbd_keycode); - - memcpy(tosakbd->keycode, tosakbd_keycode, sizeof(tosakbd_keycode)); - - for (i = 0; i < ARRAY_SIZE(tosakbd_keycode); i++) - __set_bit(tosakbd->keycode[i], input_dev->keybit); - __clear_bit(KEY_RESERVED, input_dev->keybit); - - /* Setup sense interrupts - RisingEdge Detect, sense lines as inputs */ - for (i = 0; i < TOSA_KEY_SENSE_NUM; i++) { - int gpio = TOSA_GPIO_KEY_SENSE(i); - int irq; - error = gpio_request(gpio, "tosakbd"); - if (error < 0) { - printk(KERN_ERR "tosakbd: failed to request GPIO %d, " - " error %d\n", gpio, error); - goto fail; - } - - error = gpio_direction_input(TOSA_GPIO_KEY_SENSE(i)); - if (error < 0) { - printk(KERN_ERR "tosakbd: failed to configure input" - " direction for GPIO %d, error %d\n", - gpio, error); - gpio_free(gpio); - goto fail; - } - - irq = gpio_to_irq(gpio); - if (irq < 0) { - error = irq; - printk(KERN_ERR "gpio-keys: Unable to get irq number" - " for GPIO %d, error %d\n", - gpio, error); - gpio_free(gpio); - goto fail; - } - - error = request_irq(irq, tosakbd_interrupt, - IRQF_DISABLED | IRQF_TRIGGER_RISING, - "tosakbd", pdev); - - if (error) { - printk("tosakbd: Can't get IRQ: %d: error %d!\n", - irq, error); - gpio_free(gpio); - goto fail; - } - } - - /* Set Strobe lines as outputs - set high */ - for (i = 0; i < TOSA_KEY_STROBE_NUM; i++) { - int gpio = TOSA_GPIO_KEY_STROBE(i); - error = gpio_request(gpio, "tosakbd"); - if (error < 0) { - printk(KERN_ERR "tosakbd: failed to request GPIO %d, " - " error %d\n", gpio, error); - goto fail2; - } - - error = gpio_direction_output(gpio, 1); - if (error < 0) { - printk(KERN_ERR "tosakbd: failed to configure input" - " direction for GPIO %d, error %d\n", - gpio, error); - gpio_free(gpio); - goto fail2; - } - - } - - error = input_register_device(input_dev); - if (error) { - printk(KERN_ERR "tosakbd: Unable to register input device, " - "error: %d\n", error); - goto fail2; - } - - printk(KERN_INFO "input: Tosa Keyboard Registered\n"); - - return 0; - -fail2: - while (--i >= 0) - gpio_free(TOSA_GPIO_KEY_STROBE(i)); - - i = TOSA_KEY_SENSE_NUM; -fail: - while (--i >= 0) { - free_irq(gpio_to_irq(TOSA_GPIO_KEY_SENSE(i)), pdev); - gpio_free(TOSA_GPIO_KEY_SENSE(i)); - } - - platform_set_drvdata(pdev, NULL); - input_free_device(input_dev); - kfree(tosakbd); - - return error; -} - -static int __devexit tosakbd_remove(struct platform_device *dev) -{ - int i; - struct tosakbd *tosakbd = platform_get_drvdata(dev); - - for (i = 0; i < TOSA_KEY_STROBE_NUM; i++) - gpio_free(TOSA_GPIO_KEY_STROBE(i)); - - for (i = 0; i < TOSA_KEY_SENSE_NUM; i++) { - free_irq(gpio_to_irq(TOSA_GPIO_KEY_SENSE(i)), dev); - gpio_free(TOSA_GPIO_KEY_SENSE(i)); - } - - del_timer_sync(&tosakbd->timer); - - input_unregister_device(tosakbd->input); - - kfree(tosakbd); - - return 0; -} - -static struct platform_driver tosakbd_driver = { - .probe = tosakbd_probe, - .remove = __devexit_p(tosakbd_remove), - .suspend = tosakbd_suspend, - .resume = tosakbd_resume, - .driver = { - .name = "tosa-keyboard", - .owner = THIS_MODULE, - }, -}; - -static int __devinit tosakbd_init(void) -{ - return platform_driver_register(&tosakbd_driver); -} - -static void __exit tosakbd_exit(void) -{ - platform_driver_unregister(&tosakbd_driver); -} - -module_init(tosakbd_init); -module_exit(tosakbd_exit); - -MODULE_AUTHOR("Dirk Opfer <Dirk@Opfer-Online.de>"); -MODULE_DESCRIPTION("Tosa Keyboard Driver"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:tosa-keyboard"); diff --git a/drivers/input/keyboard/twl4030_keypad.c b/drivers/input/keyboard/twl4030_keypad.c index 21d6184efa96..fb16b5e5ea13 100644 --- a/drivers/input/keyboard/twl4030_keypad.c +++ b/drivers/input/keyboard/twl4030_keypad.c @@ -32,6 +32,7 @@ #include <linux/input.h> #include <linux/platform_device.h> #include <linux/i2c/twl.h> +#include <linux/slab.h> /* @@ -50,8 +51,12 @@ */ #define TWL4030_MAX_ROWS 8 /* TWL4030 hard limit */ #define TWL4030_MAX_COLS 8 -#define TWL4030_ROW_SHIFT 3 -#define TWL4030_KEYMAP_SIZE (TWL4030_MAX_ROWS * TWL4030_MAX_COLS) +/* + * Note that we add space for an extra column so that we can handle + * row lines connected to the gnd (see twl4030_col_xlate()). + */ +#define TWL4030_ROW_SHIFT 4 +#define TWL4030_KEYMAP_SIZE (TWL4030_MAX_ROWS << TWL4030_ROW_SHIFT) struct twl4030_keypad { unsigned short keymap[TWL4030_KEYMAP_SIZE]; @@ -181,7 +186,7 @@ static int twl4030_read_kp_matrix_state(struct twl4030_keypad *kp, u16 *state) return ret; } -static int twl4030_is_in_ghost_state(struct twl4030_keypad *kp, u16 *key_state) +static bool twl4030_is_in_ghost_state(struct twl4030_keypad *kp, u16 *key_state) { int i; u16 check = 0; @@ -190,12 +195,12 @@ static int twl4030_is_in_ghost_state(struct twl4030_keypad *kp, u16 *key_state) u16 col = key_state[i]; if ((col & check) && hweight16(col) > 1) - return 1; + return true; check |= col; } - return 0; + return false; } static void twl4030_kp_scan(struct twl4030_keypad *kp, bool release_all) @@ -224,7 +229,8 @@ static void twl4030_kp_scan(struct twl4030_keypad *kp, bool release_all) if (!changed) continue; - for (col = 0; col < kp->n_cols; col++) { + /* Extra column handles "all gnd" rows */ + for (col = 0; col < kp->n_cols + 1; col++) { int code; if (!(changed & (1 << col))) diff --git a/drivers/input/keyboard/w90p910_keypad.c b/drivers/input/keyboard/w90p910_keypad.c index 6032def03707..ee2bf6bcf291 100644 --- a/drivers/input/keyboard/w90p910_keypad.c +++ b/drivers/input/keyboard/w90p910_keypad.c @@ -19,6 +19,7 @@ #include <linux/clk.h> #include <linux/err.h> #include <linux/io.h> +#include <linux/slab.h> #include <mach/w90p910_keypad.h> @@ -257,7 +258,7 @@ static struct platform_driver w90p910_keypad_driver = { .probe = w90p910_keypad_probe, .remove = __devexit_p(w90p910_keypad_remove), .driver = { - .name = "nuc900-keypad", + .name = "nuc900-kpi", .owner = THIS_MODULE, }, }; diff --git a/drivers/input/misc/88pm860x_onkey.c b/drivers/input/misc/88pm860x_onkey.c new file mode 100644 index 000000000000..4cc82826ea6b --- /dev/null +++ b/drivers/input/misc/88pm860x_onkey.c @@ -0,0 +1,155 @@ +/* + * 88pm860x_onkey.c - Marvell 88PM860x ONKEY driver + * + * Copyright (C) 2009-2010 Marvell International Ltd. + * Haojian Zhuang <haojian.zhuang@marvell.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/mfd/88pm860x.h> +#include <linux/slab.h> + +#define PM8607_WAKEUP 0x0b + +#define LONG_ONKEY_EN (1 << 1) +#define ONKEY_STATUS (1 << 0) + +struct pm860x_onkey_info { + struct input_dev *idev; + struct pm860x_chip *chip; + struct i2c_client *i2c; + struct device *dev; + int irq; +}; + +/* 88PM860x gives us an interrupt when ONKEY is held */ +static irqreturn_t pm860x_onkey_handler(int irq, void *data) +{ + struct pm860x_onkey_info *info = data; + int ret; + + ret = pm860x_reg_read(info->i2c, PM8607_STATUS_2); + ret &= ONKEY_STATUS; + input_report_key(info->idev, KEY_POWER, ret); + input_sync(info->idev); + + /* Enable 8-second long onkey detection */ + pm860x_set_bits(info->i2c, PM8607_WAKEUP, 3, LONG_ONKEY_EN); + return IRQ_HANDLED; +} + +static int __devinit pm860x_onkey_probe(struct platform_device *pdev) +{ + struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent); + struct pm860x_onkey_info *info; + int irq, ret; + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "No IRQ resource!\n"); + return -EINVAL; + } + + info = kzalloc(sizeof(struct pm860x_onkey_info), GFP_KERNEL); + if (!info) + return -ENOMEM; + info->chip = chip; + info->i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion; + info->dev = &pdev->dev; + info->irq = irq + chip->irq_base; + + info->idev = input_allocate_device(); + if (!info->idev) { + dev_err(chip->dev, "Failed to allocate input dev\n"); + ret = -ENOMEM; + goto out; + } + + info->idev->name = "88pm860x_on"; + info->idev->phys = "88pm860x_on/input0"; + info->idev->id.bustype = BUS_I2C; + info->idev->dev.parent = &pdev->dev; + info->idev->evbit[0] = BIT_MASK(EV_KEY); + info->idev->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER); + + ret = input_register_device(info->idev); + if (ret) { + dev_err(chip->dev, "Can't register input device: %d\n", ret); + goto out_reg; + } + + ret = request_threaded_irq(info->irq, NULL, pm860x_onkey_handler, + IRQF_ONESHOT, "onkey", info); + if (ret < 0) { + dev_err(chip->dev, "Failed to request IRQ: #%d: %d\n", + info->irq, ret); + goto out_irq; + } + + platform_set_drvdata(pdev, info); + return 0; + +out_irq: + input_unregister_device(info->idev); + kfree(info); + return ret; + +out_reg: + input_free_device(info->idev); +out: + kfree(info); + return ret; +} + +static int __devexit pm860x_onkey_remove(struct platform_device *pdev) +{ + struct pm860x_onkey_info *info = platform_get_drvdata(pdev); + + free_irq(info->irq, info); + input_unregister_device(info->idev); + kfree(info); + return 0; +} + +static struct platform_driver pm860x_onkey_driver = { + .driver = { + .name = "88pm860x-onkey", + .owner = THIS_MODULE, + }, + .probe = pm860x_onkey_probe, + .remove = __devexit_p(pm860x_onkey_remove), +}; + +static int __init pm860x_onkey_init(void) +{ + return platform_driver_register(&pm860x_onkey_driver); +} +module_init(pm860x_onkey_init); + +static void __exit pm860x_onkey_exit(void) +{ + platform_driver_unregister(&pm860x_onkey_driver); +} +module_exit(pm860x_onkey_exit); + +MODULE_DESCRIPTION("Marvell 88PM860x ONKEY driver"); +MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index 16ec5233441c..c44b9eafc556 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -12,6 +12,46 @@ menuconfig INPUT_MISC if INPUT_MISC +config INPUT_88PM860X_ONKEY + tristate "88PM860x ONKEY support" + depends on MFD_88PM860X + help + Support the ONKEY of Marvell 88PM860x PMICs as an input device + reporting power button status. + + To compile this driver as a module, choose M here: the module + will be called 88pm860x_onkey. + +config INPUT_AD714X + tristate "Analog Devices AD714x Capacitance Touch Sensor" + help + Say Y here if you want to support an AD7142/3/7/8/7A touch sensor. + + You should select a bus connection too. + + To compile this driver as a module, choose M here: the + module will be called ad714x. + +config INPUT_AD714X_I2C + tristate "support I2C bus connection" + depends on INPUT_AD714X && I2C + default y + help + Say Y here if you have AD7142/AD7147 hooked to an I2C bus. + + To compile this driver as a module, choose M here: the + module will be called ad714x-i2c. + +config INPUT_AD714X_SPI + tristate "support SPI bus connection" + depends on INPUT_AD714X && SPI + default y + help + Say Y here if you have AD7142/AD7147 hooked to a SPI bus. + + To compile this driver as a module, choose M here: the + module will be called ad714x-spi. + config INPUT_PCSPKR tristate "PC Speaker support" depends on PCSPKR_PLATFORM @@ -40,6 +80,16 @@ config INPUT_M68K_BEEP tristate "M68k Beeper support" depends on M68K +config INPUT_MAX8925_ONKEY + tristate "MAX8925 ONKEY support" + depends on MFD_MAX8925 + help + Support the ONKEY of MAX8925 PMICs as an input device + reporting power button status. + + To compile this driver as a module, choose M here: the module + will be called max8925_onkey. + config INPUT_APANEL tristate "Fujitsu Lifebook Application Panel buttons" depends on X86 && I2C && LEDS_CLASS @@ -204,6 +254,17 @@ config INPUT_TWL4030_PWRBUTTON To compile this driver as a module, choose M here. The module will be called twl4030_pwrbutton. +config INPUT_TWL4030_VIBRA + tristate "Support for TWL4030 Vibrator" + depends on TWL4030_CORE + select TWL4030_CODEC + select INPUT_FF_MEMLESS + help + This option enables support for TWL4030 Vibrator Driver. + + To compile this driver as a module, choose M here. The module will + be called twl4030_vibra. + config INPUT_UINPUT tristate "User level driver support" help @@ -256,6 +317,16 @@ config INPUT_PCF50633_PMU Say Y to include support for delivering PMU events via input layer on NXP PCF50633. +config INPUT_PCF8574 + tristate "PCF8574 Keypad input device" + depends on I2C && EXPERIMENTAL + help + Say Y here if you want to support a keypad connetced via I2C + with a PCF8574. + + To compile this driver as a module, choose M here: the + module will be called pcf8574_keypad. + config INPUT_GPIO_ROTARY_ENCODER tristate "Rotary encoders connected to GPIO pins" depends on GPIOLIB && GENERIC_GPIO diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index a8b84854fb7b..71fe57d8023f 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile @@ -4,6 +4,10 @@ # Each configuration option enables a list of files. +obj-$(CONFIG_INPUT_88PM860X_ONKEY) += 88pm860x_onkey.o +obj-$(CONFIG_INPUT_AD714X) += ad714x.o +obj-$(CONFIG_INPUT_AD714X_I2C) += ad714x-i2c.o +obj-$(CONFIG_INPUT_AD714X_SPI) += ad714x-spi.o obj-$(CONFIG_INPUT_APANEL) += apanel.o obj-$(CONFIG_INPUT_ATI_REMOTE) += ati_remote.o obj-$(CONFIG_INPUT_ATI_REMOTE2) += ati_remote2.o @@ -16,8 +20,10 @@ obj-$(CONFIG_HP_SDC_RTC) += hp_sdc_rtc.o obj-$(CONFIG_INPUT_IXP4XX_BEEPER) += ixp4xx-beeper.o obj-$(CONFIG_INPUT_KEYSPAN_REMOTE) += keyspan_remote.o obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o +obj-$(CONFIG_INPUT_MAX8925_ONKEY) += max8925_onkey.o obj-$(CONFIG_INPUT_PCAP) += pcap_keys.o obj-$(CONFIG_INPUT_PCF50633_PMU) += pcf50633-input.o +obj-$(CONFIG_INPUT_PCF8574) += pcf8574_keypad.o obj-$(CONFIG_INPUT_PCSPKR) += pcspkr.o obj-$(CONFIG_INPUT_POWERMATE) += powermate.o obj-$(CONFIG_INPUT_RB532_BUTTON) += rb532_button.o @@ -25,6 +31,7 @@ obj-$(CONFIG_INPUT_GPIO_ROTARY_ENCODER) += rotary_encoder.o obj-$(CONFIG_INPUT_SGI_BTNS) += sgi_btns.o obj-$(CONFIG_INPUT_SPARCSPKR) += sparcspkr.o obj-$(CONFIG_INPUT_TWL4030_PWRBUTTON) += twl4030-pwrbutton.o +obj-$(CONFIG_INPUT_TWL4030_VIBRA) += twl4030-vibra.o obj-$(CONFIG_INPUT_UINPUT) += uinput.o obj-$(CONFIG_INPUT_WINBOND_CIR) += winbond-cir.o obj-$(CONFIG_INPUT_WISTRON_BTNS) += wistron_btns.o diff --git a/drivers/input/misc/ad714x-i2c.c b/drivers/input/misc/ad714x-i2c.c new file mode 100644 index 000000000000..2bef8fa56c94 --- /dev/null +++ b/drivers/input/misc/ad714x-i2c.c @@ -0,0 +1,139 @@ +/* + * AD714X CapTouch Programmable Controller driver (I2C bus) + * + * Copyright 2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <linux/input.h> /* BUS_I2C */ +#include <linux/i2c.h> +#include <linux/module.h> +#include <linux/types.h> +#include "ad714x.h" + +#ifdef CONFIG_PM +static int ad714x_i2c_suspend(struct i2c_client *client, pm_message_t message) +{ + return ad714x_disable(i2c_get_clientdata(client)); +} + +static int ad714x_i2c_resume(struct i2c_client *client) +{ + return ad714x_enable(i2c_get_clientdata(client)); +} +#else +# define ad714x_i2c_suspend NULL +# define ad714x_i2c_resume NULL +#endif + +static int ad714x_i2c_write(struct device *dev, unsigned short reg, + unsigned short data) +{ + struct i2c_client *client = to_i2c_client(dev); + int ret = 0; + u8 *_reg = (u8 *)® + u8 *_data = (u8 *)&data; + + u8 tx[4] = { + _reg[1], + _reg[0], + _data[1], + _data[0] + }; + + ret = i2c_master_send(client, tx, 4); + if (ret < 0) + dev_err(&client->dev, "I2C write error\n"); + + return ret; +} + +static int ad714x_i2c_read(struct device *dev, unsigned short reg, + unsigned short *data) +{ + struct i2c_client *client = to_i2c_client(dev); + int ret = 0; + u8 *_reg = (u8 *)® + u8 *_data = (u8 *)data; + + u8 tx[2] = { + _reg[1], + _reg[0] + }; + u8 rx[2]; + + ret = i2c_master_send(client, tx, 2); + if (ret >= 0) + ret = i2c_master_recv(client, rx, 2); + + if (unlikely(ret < 0)) { + dev_err(&client->dev, "I2C read error\n"); + } else { + _data[0] = rx[1]; + _data[1] = rx[0]; + } + + return ret; +} + +static int __devinit ad714x_i2c_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct ad714x_chip *chip; + + chip = ad714x_probe(&client->dev, BUS_I2C, client->irq, + ad714x_i2c_read, ad714x_i2c_write); + if (IS_ERR(chip)) + return PTR_ERR(chip); + + i2c_set_clientdata(client, chip); + + return 0; +} + +static int __devexit ad714x_i2c_remove(struct i2c_client *client) +{ + struct ad714x_chip *chip = i2c_get_clientdata(client); + + ad714x_remove(chip); + + return 0; +} + +static const struct i2c_device_id ad714x_id[] = { + { "ad7142_captouch", 0 }, + { "ad7143_captouch", 0 }, + { "ad7147_captouch", 0 }, + { "ad7147a_captouch", 0 }, + { "ad7148_captouch", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, ad714x_id); + +static struct i2c_driver ad714x_i2c_driver = { + .driver = { + .name = "ad714x_captouch", + }, + .probe = ad714x_i2c_probe, + .remove = __devexit_p(ad714x_i2c_remove), + .suspend = ad714x_i2c_suspend, + .resume = ad714x_i2c_resume, + .id_table = ad714x_id, +}; + +static __init int ad714x_i2c_init(void) +{ + return i2c_add_driver(&ad714x_i2c_driver); +} +module_init(ad714x_i2c_init); + +static __exit void ad714x_i2c_exit(void) +{ + i2c_del_driver(&ad714x_i2c_driver); +} +module_exit(ad714x_i2c_exit); + +MODULE_DESCRIPTION("Analog Devices AD714X Capacitance Touch Sensor I2C Bus Driver"); +MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/misc/ad714x-spi.c b/drivers/input/misc/ad714x-spi.c new file mode 100644 index 000000000000..7f8dedfd1bfe --- /dev/null +++ b/drivers/input/misc/ad714x-spi.c @@ -0,0 +1,103 @@ +/* + * AD714X CapTouch Programmable Controller driver (SPI bus) + * + * Copyright 2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <linux/input.h> /* BUS_I2C */ +#include <linux/module.h> +#include <linux/spi/spi.h> +#include <linux/types.h> +#include "ad714x.h" + +#define AD714x_SPI_CMD_PREFIX 0xE000 /* bits 15:11 */ +#define AD714x_SPI_READ BIT(10) + +#ifdef CONFIG_PM +static int ad714x_spi_suspend(struct spi_device *spi, pm_message_t message) +{ + return ad714x_disable(spi_get_drvdata(spi)); +} + +static int ad714x_spi_resume(struct spi_device *spi) +{ + return ad714x_enable(spi_get_drvdata(spi)); +} +#else +# define ad714x_spi_suspend NULL +# define ad714x_spi_resume NULL +#endif + +static int ad714x_spi_read(struct device *dev, unsigned short reg, + unsigned short *data) +{ + struct spi_device *spi = to_spi_device(dev); + unsigned short tx = AD714x_SPI_CMD_PREFIX | AD714x_SPI_READ | reg; + + return spi_write_then_read(spi, (u8 *)&tx, 2, (u8 *)data, 2); +} + +static int ad714x_spi_write(struct device *dev, unsigned short reg, + unsigned short data) +{ + struct spi_device *spi = to_spi_device(dev); + unsigned short tx[2] = { + AD714x_SPI_CMD_PREFIX | reg, + data + }; + + return spi_write(spi, (u8 *)tx, 4); +} + +static int __devinit ad714x_spi_probe(struct spi_device *spi) +{ + struct ad714x_chip *chip; + + chip = ad714x_probe(&spi->dev, BUS_SPI, spi->irq, + ad714x_spi_read, ad714x_spi_write); + if (IS_ERR(chip)) + return PTR_ERR(chip); + + spi_set_drvdata(spi, chip); + + return 0; +} + +static int __devexit ad714x_spi_remove(struct spi_device *spi) +{ + struct ad714x_chip *chip = spi_get_drvdata(spi); + + ad714x_remove(chip); + spi_set_drvdata(spi, NULL); + + return 0; +} + +static struct spi_driver ad714x_spi_driver = { + .driver = { + .name = "ad714x_captouch", + .owner = THIS_MODULE, + }, + .probe = ad714x_spi_probe, + .remove = __devexit_p(ad714x_spi_remove), + .suspend = ad714x_spi_suspend, + .resume = ad714x_spi_resume, +}; + +static __init int ad714x_spi_init(void) +{ + return spi_register_driver(&ad714x_spi_driver); +} +module_init(ad714x_spi_init); + +static __exit void ad714x_spi_exit(void) +{ + spi_unregister_driver(&ad714x_spi_driver); +} +module_exit(ad714x_spi_exit); + +MODULE_DESCRIPTION("Analog Devices AD714X Capacitance Touch Sensor SPI Bus Driver"); +MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/misc/ad714x.c b/drivers/input/misc/ad714x.c new file mode 100644 index 000000000000..0fe27baf5e72 --- /dev/null +++ b/drivers/input/misc/ad714x.c @@ -0,0 +1,1347 @@ +/* + * AD714X CapTouch Programmable Controller driver supporting AD7142/3/7/8/7A + * + * Copyright 2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <linux/device.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/slab.h> +#include <linux/input/ad714x.h> +#include "ad714x.h" + +#define AD714X_PWR_CTRL 0x0 +#define AD714X_STG_CAL_EN_REG 0x1 +#define AD714X_AMB_COMP_CTRL0_REG 0x2 +#define AD714X_PARTID_REG 0x17 +#define AD7142_PARTID 0xE620 +#define AD7143_PARTID 0xE630 +#define AD7147_PARTID 0x1470 +#define AD7148_PARTID 0x1480 +#define AD714X_STAGECFG_REG 0x80 +#define AD714X_SYSCFG_REG 0x0 + +#define STG_LOW_INT_EN_REG 0x5 +#define STG_HIGH_INT_EN_REG 0x6 +#define STG_COM_INT_EN_REG 0x7 +#define STG_LOW_INT_STA_REG 0x8 +#define STG_HIGH_INT_STA_REG 0x9 +#define STG_COM_INT_STA_REG 0xA + +#define CDC_RESULT_S0 0xB +#define CDC_RESULT_S1 0xC +#define CDC_RESULT_S2 0xD +#define CDC_RESULT_S3 0xE +#define CDC_RESULT_S4 0xF +#define CDC_RESULT_S5 0x10 +#define CDC_RESULT_S6 0x11 +#define CDC_RESULT_S7 0x12 +#define CDC_RESULT_S8 0x13 +#define CDC_RESULT_S9 0x14 +#define CDC_RESULT_S10 0x15 +#define CDC_RESULT_S11 0x16 + +#define STAGE0_AMBIENT 0xF1 +#define STAGE1_AMBIENT 0x115 +#define STAGE2_AMBIENT 0x139 +#define STAGE3_AMBIENT 0x15D +#define STAGE4_AMBIENT 0x181 +#define STAGE5_AMBIENT 0x1A5 +#define STAGE6_AMBIENT 0x1C9 +#define STAGE7_AMBIENT 0x1ED +#define STAGE8_AMBIENT 0x211 +#define STAGE9_AMBIENT 0x234 +#define STAGE10_AMBIENT 0x259 +#define STAGE11_AMBIENT 0x27D + +#define PER_STAGE_REG_NUM 36 +#define STAGE_NUM 12 +#define STAGE_CFGREG_NUM 8 +#define SYS_CFGREG_NUM 8 + +/* + * driver information which will be used to maintain the software flow + */ +enum ad714x_device_state { IDLE, JITTER, ACTIVE, SPACE }; + +struct ad714x_slider_drv { + int highest_stage; + int abs_pos; + int flt_pos; + enum ad714x_device_state state; + struct input_dev *input; +}; + +struct ad714x_wheel_drv { + int abs_pos; + int flt_pos; + int pre_mean_value; + int pre_highest_stage; + int pre_mean_value_no_offset; + int mean_value; + int mean_value_no_offset; + int pos_offset; + int pos_ratio; + int highest_stage; + enum ad714x_device_state state; + struct input_dev *input; +}; + +struct ad714x_touchpad_drv { + int x_highest_stage; + int x_flt_pos; + int x_abs_pos; + int y_highest_stage; + int y_flt_pos; + int y_abs_pos; + int left_ep; + int left_ep_val; + int right_ep; + int right_ep_val; + int top_ep; + int top_ep_val; + int bottom_ep; + int bottom_ep_val; + enum ad714x_device_state state; + struct input_dev *input; +}; + +struct ad714x_button_drv { + enum ad714x_device_state state; + /* + * Unlike slider/wheel/touchpad, all buttons point to + * same input_dev instance + */ + struct input_dev *input; +}; + +struct ad714x_driver_data { + struct ad714x_slider_drv *slider; + struct ad714x_wheel_drv *wheel; + struct ad714x_touchpad_drv *touchpad; + struct ad714x_button_drv *button; +}; + +/* + * information to integrate all things which will be private data + * of spi/i2c device + */ +struct ad714x_chip { + unsigned short h_state; + unsigned short l_state; + unsigned short c_state; + unsigned short adc_reg[STAGE_NUM]; + unsigned short amb_reg[STAGE_NUM]; + unsigned short sensor_val[STAGE_NUM]; + + struct ad714x_platform_data *hw; + struct ad714x_driver_data *sw; + + int irq; + struct device *dev; + ad714x_read_t read; + ad714x_write_t write; + + struct mutex mutex; + + unsigned product; + unsigned version; +}; + +static void ad714x_use_com_int(struct ad714x_chip *ad714x, + int start_stage, int end_stage) +{ + unsigned short data; + unsigned short mask; + + mask = ((1 << (end_stage + 1)) - 1) - (1 << start_stage); + + ad714x->read(ad714x->dev, STG_COM_INT_EN_REG, &data); + data |= 1 << start_stage; + ad714x->write(ad714x->dev, STG_COM_INT_EN_REG, data); + + ad714x->read(ad714x->dev, STG_HIGH_INT_EN_REG, &data); + data &= ~mask; + ad714x->write(ad714x->dev, STG_HIGH_INT_EN_REG, data); +} + +static void ad714x_use_thr_int(struct ad714x_chip *ad714x, + int start_stage, int end_stage) +{ + unsigned short data; + unsigned short mask; + + mask = ((1 << (end_stage + 1)) - 1) - (1 << start_stage); + + ad714x->read(ad714x->dev, STG_COM_INT_EN_REG, &data); + data &= ~(1 << start_stage); + ad714x->write(ad714x->dev, STG_COM_INT_EN_REG, data); + + ad714x->read(ad714x->dev, STG_HIGH_INT_EN_REG, &data); + data |= mask; + ad714x->write(ad714x->dev, STG_HIGH_INT_EN_REG, data); +} + +static int ad714x_cal_highest_stage(struct ad714x_chip *ad714x, + int start_stage, int end_stage) +{ + int max_res = 0; + int max_idx = 0; + int i; + + for (i = start_stage; i <= end_stage; i++) { + if (ad714x->sensor_val[i] > max_res) { + max_res = ad714x->sensor_val[i]; + max_idx = i; + } + } + + return max_idx; +} + +static int ad714x_cal_abs_pos(struct ad714x_chip *ad714x, + int start_stage, int end_stage, + int highest_stage, int max_coord) +{ + int a_param, b_param; + + if (highest_stage == start_stage) { + a_param = ad714x->sensor_val[start_stage + 1]; + b_param = ad714x->sensor_val[start_stage] + + ad714x->sensor_val[start_stage + 1]; + } else if (highest_stage == end_stage) { + a_param = ad714x->sensor_val[end_stage] * + (end_stage - start_stage) + + ad714x->sensor_val[end_stage - 1] * + (end_stage - start_stage - 1); + b_param = ad714x->sensor_val[end_stage] + + ad714x->sensor_val[end_stage - 1]; + } else { + a_param = ad714x->sensor_val[highest_stage] * + (highest_stage - start_stage) + + ad714x->sensor_val[highest_stage - 1] * + (highest_stage - start_stage - 1) + + ad714x->sensor_val[highest_stage + 1] * + (highest_stage - start_stage + 1); + b_param = ad714x->sensor_val[highest_stage] + + ad714x->sensor_val[highest_stage - 1] + + ad714x->sensor_val[highest_stage + 1]; + } + + return (max_coord / (end_stage - start_stage)) * a_param / b_param; +} + +/* + * One button can connect to multi positive and negative of CDCs + * Multi-buttons can connect to same positive/negative of one CDC + */ +static void ad714x_button_state_machine(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_button_plat *hw = &ad714x->hw->button[idx]; + struct ad714x_button_drv *sw = &ad714x->sw->button[idx]; + + switch (sw->state) { + case IDLE: + if (((ad714x->h_state & hw->h_mask) == hw->h_mask) && + ((ad714x->l_state & hw->l_mask) == hw->l_mask)) { + dev_dbg(ad714x->dev, "button %d touched\n", idx); + input_report_key(sw->input, hw->keycode, 1); + input_sync(sw->input); + sw->state = ACTIVE; + } + break; + + case ACTIVE: + if (((ad714x->h_state & hw->h_mask) != hw->h_mask) || + ((ad714x->l_state & hw->l_mask) != hw->l_mask)) { + dev_dbg(ad714x->dev, "button %d released\n", idx); + input_report_key(sw->input, hw->keycode, 0); + input_sync(sw->input); + sw->state = IDLE; + } + break; + + default: + break; + } +} + +/* + * The response of a sensor is defined by the absolute number of codes + * between the current CDC value and the ambient value. + */ +static void ad714x_slider_cal_sensor_val(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; + int i; + + for (i = hw->start_stage; i <= hw->end_stage; i++) { + ad714x->read(ad714x->dev, CDC_RESULT_S0 + i, + &ad714x->adc_reg[i]); + ad714x->read(ad714x->dev, + STAGE0_AMBIENT + i * PER_STAGE_REG_NUM, + &ad714x->amb_reg[i]); + + ad714x->sensor_val[i] = abs(ad714x->adc_reg[i] - + ad714x->amb_reg[i]); + } +} + +static void ad714x_slider_cal_highest_stage(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; + struct ad714x_slider_drv *sw = &ad714x->sw->slider[idx]; + + sw->highest_stage = ad714x_cal_highest_stage(ad714x, hw->start_stage, + hw->end_stage); + + dev_dbg(ad714x->dev, "slider %d highest_stage:%d\n", idx, + sw->highest_stage); +} + +/* + * The formulae are very straight forward. It uses the sensor with the + * highest response and the 2 adjacent ones. + * When Sensor 0 has the highest response, only sensor 0 and sensor 1 + * are used in the calculations. Similarly when the last sensor has the + * highest response, only the last sensor and the second last sensors + * are used in the calculations. + * + * For i= idx_of_peak_Sensor-1 to i= idx_of_peak_Sensor+1 + * v += Sensor response(i)*i + * w += Sensor response(i) + * POS=(Number_of_Positions_Wanted/(Number_of_Sensors_Used-1)) *(v/w) + */ +static void ad714x_slider_cal_abs_pos(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; + struct ad714x_slider_drv *sw = &ad714x->sw->slider[idx]; + + sw->abs_pos = ad714x_cal_abs_pos(ad714x, hw->start_stage, hw->end_stage, + sw->highest_stage, hw->max_coord); + + dev_dbg(ad714x->dev, "slider %d absolute position:%d\n", idx, + sw->abs_pos); +} + +/* + * To minimise the Impact of the noise on the algorithm, ADI developed a + * routine that filters the CDC results after they have been read by the + * host processor. + * The filter used is an Infinite Input Response(IIR) filter implemented + * in firmware and attenuates the noise on the CDC results after they've + * been read by the host processor. + * Filtered_CDC_result = (Filtered_CDC_result * (10 - Coefficient) + + * Latest_CDC_result * Coefficient)/10 + */ +static void ad714x_slider_cal_flt_pos(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_slider_drv *sw = &ad714x->sw->slider[idx]; + + sw->flt_pos = (sw->flt_pos * (10 - 4) + + sw->abs_pos * 4)/10; + + dev_dbg(ad714x->dev, "slider %d filter position:%d\n", idx, + sw->flt_pos); +} + +static void ad714x_slider_use_com_int(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; + + ad714x_use_com_int(ad714x, hw->start_stage, hw->end_stage); +} + +static void ad714x_slider_use_thr_int(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; + + ad714x_use_thr_int(ad714x, hw->start_stage, hw->end_stage); +} + +static void ad714x_slider_state_machine(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; + struct ad714x_slider_drv *sw = &ad714x->sw->slider[idx]; + unsigned short h_state, c_state; + unsigned short mask; + + mask = ((1 << (hw->end_stage + 1)) - 1) - ((1 << hw->start_stage) - 1); + + h_state = ad714x->h_state & mask; + c_state = ad714x->c_state & mask; + + switch (sw->state) { + case IDLE: + if (h_state) { + sw->state = JITTER; + /* In End of Conversion interrupt mode, the AD714X + * continuously generates hardware interrupts. + */ + ad714x_slider_use_com_int(ad714x, idx); + dev_dbg(ad714x->dev, "slider %d touched\n", idx); + } + break; + + case JITTER: + if (c_state == mask) { + ad714x_slider_cal_sensor_val(ad714x, idx); + ad714x_slider_cal_highest_stage(ad714x, idx); + ad714x_slider_cal_abs_pos(ad714x, idx); + sw->flt_pos = sw->abs_pos; + sw->state = ACTIVE; + } + break; + + case ACTIVE: + if (c_state == mask) { + if (h_state) { + ad714x_slider_cal_sensor_val(ad714x, idx); + ad714x_slider_cal_highest_stage(ad714x, idx); + ad714x_slider_cal_abs_pos(ad714x, idx); + ad714x_slider_cal_flt_pos(ad714x, idx); + + input_report_abs(sw->input, ABS_X, sw->flt_pos); + input_report_key(sw->input, BTN_TOUCH, 1); + } else { + /* When the user lifts off the sensor, configure + * the AD714X back to threshold interrupt mode. + */ + ad714x_slider_use_thr_int(ad714x, idx); + sw->state = IDLE; + input_report_key(sw->input, BTN_TOUCH, 0); + dev_dbg(ad714x->dev, "slider %d released\n", + idx); + } + input_sync(sw->input); + } + break; + + default: + break; + } +} + +/* + * When the scroll wheel is activated, we compute the absolute position based + * on the sensor values. To calculate the position, we first determine the + * sensor that has the greatest response among the 8 sensors that constitutes + * the scrollwheel. Then we determined the 2 sensors on either sides of the + * sensor with the highest response and we apply weights to these sensors. + */ +static void ad714x_wheel_cal_highest_stage(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; + struct ad714x_wheel_drv *sw = &ad714x->sw->wheel[idx]; + + sw->pre_highest_stage = sw->highest_stage; + sw->highest_stage = ad714x_cal_highest_stage(ad714x, hw->start_stage, + hw->end_stage); + + dev_dbg(ad714x->dev, "wheel %d highest_stage:%d\n", idx, + sw->highest_stage); +} + +static void ad714x_wheel_cal_sensor_val(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; + int i; + + for (i = hw->start_stage; i <= hw->end_stage; i++) { + ad714x->read(ad714x->dev, CDC_RESULT_S0 + i, + &ad714x->adc_reg[i]); + ad714x->read(ad714x->dev, + STAGE0_AMBIENT + i * PER_STAGE_REG_NUM, + &ad714x->amb_reg[i]); + if (ad714x->adc_reg[i] > ad714x->amb_reg[i]) + ad714x->sensor_val[i] = ad714x->adc_reg[i] - + ad714x->amb_reg[i]; + else + ad714x->sensor_val[i] = 0; + } +} + +/* + * When the scroll wheel is activated, we compute the absolute position based + * on the sensor values. To calculate the position, we first determine the + * sensor that has the greatest response among the 8 sensors that constitutes + * the scrollwheel. Then we determined the 2 sensors on either sides of the + * sensor with the highest response and we apply weights to these sensors. The + * result of this computation gives us the mean value which defined by the + * following formula: + * For i= second_before_highest_stage to i= second_after_highest_stage + * v += Sensor response(i)*WEIGHT*(i+3) + * w += Sensor response(i) + * Mean_Value=v/w + * pos_on_scrollwheel = (Mean_Value - position_offset) / position_ratio + */ + +#define WEIGHT_FACTOR 30 +/* This constant prevents the "PositionOffset" from reaching a big value */ +#define OFFSET_POSITION_CLAMP 120 +static void ad714x_wheel_cal_abs_pos(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; + struct ad714x_wheel_drv *sw = &ad714x->sw->wheel[idx]; + int stage_num = hw->end_stage - hw->start_stage + 1; + int second_before, first_before, highest, first_after, second_after; + int a_param, b_param; + + /* Calculate Mean value */ + + second_before = (sw->highest_stage + stage_num - 2) % stage_num; + first_before = (sw->highest_stage + stage_num - 1) % stage_num; + highest = sw->highest_stage; + first_after = (sw->highest_stage + stage_num + 1) % stage_num; + second_after = (sw->highest_stage + stage_num + 2) % stage_num; + + if (((sw->highest_stage - hw->start_stage) > 1) && + ((hw->end_stage - sw->highest_stage) > 1)) { + a_param = ad714x->sensor_val[second_before] * + (second_before - hw->start_stage + 3) + + ad714x->sensor_val[first_before] * + (second_before - hw->start_stage + 3) + + ad714x->sensor_val[highest] * + (second_before - hw->start_stage + 3) + + ad714x->sensor_val[first_after] * + (first_after - hw->start_stage + 3) + + ad714x->sensor_val[second_after] * + (second_after - hw->start_stage + 3); + } else { + a_param = ad714x->sensor_val[second_before] * + (second_before - hw->start_stage + 1) + + ad714x->sensor_val[first_before] * + (second_before - hw->start_stage + 2) + + ad714x->sensor_val[highest] * + (second_before - hw->start_stage + 3) + + ad714x->sensor_val[first_after] * + (first_after - hw->start_stage + 4) + + ad714x->sensor_val[second_after] * + (second_after - hw->start_stage + 5); + } + a_param *= WEIGHT_FACTOR; + + b_param = ad714x->sensor_val[second_before] + + ad714x->sensor_val[first_before] + + ad714x->sensor_val[highest] + + ad714x->sensor_val[first_after] + + ad714x->sensor_val[second_after]; + + sw->pre_mean_value = sw->mean_value; + sw->mean_value = a_param / b_param; + + /* Calculate the offset */ + + if ((sw->pre_highest_stage == hw->end_stage) && + (sw->highest_stage == hw->start_stage)) + sw->pos_offset = sw->mean_value; + else if ((sw->pre_highest_stage == hw->start_stage) && + (sw->highest_stage == hw->end_stage)) + sw->pos_offset = sw->pre_mean_value; + + if (sw->pos_offset > OFFSET_POSITION_CLAMP) + sw->pos_offset = OFFSET_POSITION_CLAMP; + + /* Calculate the mean value without the offset */ + + sw->pre_mean_value_no_offset = sw->mean_value_no_offset; + sw->mean_value_no_offset = sw->mean_value - sw->pos_offset; + if (sw->mean_value_no_offset < 0) + sw->mean_value_no_offset = 0; + + /* Calculate ratio to scale down to NUMBER_OF_WANTED_POSITIONS */ + + if ((sw->pre_highest_stage == hw->end_stage) && + (sw->highest_stage == hw->start_stage)) + sw->pos_ratio = (sw->pre_mean_value_no_offset * 100) / + hw->max_coord; + else if ((sw->pre_highest_stage == hw->start_stage) && + (sw->highest_stage == hw->end_stage)) + sw->pos_ratio = (sw->mean_value_no_offset * 100) / + hw->max_coord; + sw->abs_pos = (sw->mean_value_no_offset * 100) / sw->pos_ratio; + if (sw->abs_pos > hw->max_coord) + sw->abs_pos = hw->max_coord; +} + +static void ad714x_wheel_cal_flt_pos(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; + struct ad714x_wheel_drv *sw = &ad714x->sw->wheel[idx]; + if (((sw->pre_highest_stage == hw->end_stage) && + (sw->highest_stage == hw->start_stage)) || + ((sw->pre_highest_stage == hw->start_stage) && + (sw->highest_stage == hw->end_stage))) + sw->flt_pos = sw->abs_pos; + else + sw->flt_pos = ((sw->flt_pos * 30) + (sw->abs_pos * 71)) / 100; + + if (sw->flt_pos > hw->max_coord) + sw->flt_pos = hw->max_coord; +} + +static void ad714x_wheel_use_com_int(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; + + ad714x_use_com_int(ad714x, hw->start_stage, hw->end_stage); +} + +static void ad714x_wheel_use_thr_int(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; + + ad714x_use_thr_int(ad714x, hw->start_stage, hw->end_stage); +} + +static void ad714x_wheel_state_machine(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; + struct ad714x_wheel_drv *sw = &ad714x->sw->wheel[idx]; + unsigned short h_state, c_state; + unsigned short mask; + + mask = ((1 << (hw->end_stage + 1)) - 1) - ((1 << hw->start_stage) - 1); + + h_state = ad714x->h_state & mask; + c_state = ad714x->c_state & mask; + + switch (sw->state) { + case IDLE: + if (h_state) { + sw->state = JITTER; + /* In End of Conversion interrupt mode, the AD714X + * continuously generates hardware interrupts. + */ + ad714x_wheel_use_com_int(ad714x, idx); + dev_dbg(ad714x->dev, "wheel %d touched\n", idx); + } + break; + + case JITTER: + if (c_state == mask) { + ad714x_wheel_cal_sensor_val(ad714x, idx); + ad714x_wheel_cal_highest_stage(ad714x, idx); + ad714x_wheel_cal_abs_pos(ad714x, idx); + sw->flt_pos = sw->abs_pos; + sw->state = ACTIVE; + } + break; + + case ACTIVE: + if (c_state == mask) { + if (h_state) { + ad714x_wheel_cal_sensor_val(ad714x, idx); + ad714x_wheel_cal_highest_stage(ad714x, idx); + ad714x_wheel_cal_abs_pos(ad714x, idx); + ad714x_wheel_cal_flt_pos(ad714x, idx); + + input_report_abs(sw->input, ABS_WHEEL, + sw->abs_pos); + input_report_key(sw->input, BTN_TOUCH, 1); + } else { + /* When the user lifts off the sensor, configure + * the AD714X back to threshold interrupt mode. + */ + ad714x_wheel_use_thr_int(ad714x, idx); + sw->state = IDLE; + input_report_key(sw->input, BTN_TOUCH, 0); + + dev_dbg(ad714x->dev, "wheel %d released\n", + idx); + } + input_sync(sw->input); + } + break; + + default: + break; + } +} + +static void touchpad_cal_sensor_val(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; + int i; + + for (i = hw->x_start_stage; i <= hw->x_end_stage; i++) { + ad714x->read(ad714x->dev, CDC_RESULT_S0 + i, + &ad714x->adc_reg[i]); + ad714x->read(ad714x->dev, + STAGE0_AMBIENT + i * PER_STAGE_REG_NUM, + &ad714x->amb_reg[i]); + if (ad714x->adc_reg[i] > ad714x->amb_reg[i]) + ad714x->sensor_val[i] = ad714x->adc_reg[i] - + ad714x->amb_reg[i]; + else + ad714x->sensor_val[i] = 0; + } +} + +static void touchpad_cal_highest_stage(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; + struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; + + sw->x_highest_stage = ad714x_cal_highest_stage(ad714x, + hw->x_start_stage, hw->x_end_stage); + sw->y_highest_stage = ad714x_cal_highest_stage(ad714x, + hw->y_start_stage, hw->y_end_stage); + + dev_dbg(ad714x->dev, + "touchpad %d x_highest_stage:%d, y_highest_stage:%d\n", + idx, sw->x_highest_stage, sw->y_highest_stage); +} + +/* + * If 2 fingers are touching the sensor then 2 peaks can be observed in the + * distribution. + * The arithmetic doesn't support to get absolute coordinates for multi-touch + * yet. + */ +static int touchpad_check_second_peak(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; + struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; + int i; + + for (i = hw->x_start_stage; i < sw->x_highest_stage; i++) { + if ((ad714x->sensor_val[i] - ad714x->sensor_val[i + 1]) + > (ad714x->sensor_val[i + 1] / 10)) + return 1; + } + + for (i = sw->x_highest_stage; i < hw->x_end_stage; i++) { + if ((ad714x->sensor_val[i + 1] - ad714x->sensor_val[i]) + > (ad714x->sensor_val[i] / 10)) + return 1; + } + + for (i = hw->y_start_stage; i < sw->y_highest_stage; i++) { + if ((ad714x->sensor_val[i] - ad714x->sensor_val[i + 1]) + > (ad714x->sensor_val[i + 1] / 10)) + return 1; + } + + for (i = sw->y_highest_stage; i < hw->y_end_stage; i++) { + if ((ad714x->sensor_val[i + 1] - ad714x->sensor_val[i]) + > (ad714x->sensor_val[i] / 10)) + return 1; + } + + return 0; +} + +/* + * If only one finger is used to activate the touch pad then only 1 peak will be + * registered in the distribution. This peak and the 2 adjacent sensors will be + * used in the calculation of the absolute position. This will prevent hand + * shadows to affect the absolute position calculation. + */ +static void touchpad_cal_abs_pos(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; + struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; + + sw->x_abs_pos = ad714x_cal_abs_pos(ad714x, hw->x_start_stage, + hw->x_end_stage, sw->x_highest_stage, hw->x_max_coord); + sw->y_abs_pos = ad714x_cal_abs_pos(ad714x, hw->y_start_stage, + hw->y_end_stage, sw->y_highest_stage, hw->y_max_coord); + + dev_dbg(ad714x->dev, "touchpad %d absolute position:(%d, %d)\n", idx, + sw->x_abs_pos, sw->y_abs_pos); +} + +static void touchpad_cal_flt_pos(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; + + sw->x_flt_pos = (sw->x_flt_pos * (10 - 4) + + sw->x_abs_pos * 4)/10; + sw->y_flt_pos = (sw->y_flt_pos * (10 - 4) + + sw->y_abs_pos * 4)/10; + + dev_dbg(ad714x->dev, "touchpad %d filter position:(%d, %d)\n", + idx, sw->x_flt_pos, sw->y_flt_pos); +} + +/* + * To prevent distortion from showing in the absolute position, it is + * necessary to detect the end points. When endpoints are detected, the + * driver stops updating the status variables with absolute positions. + * End points are detected on the 4 edges of the touchpad sensor. The + * method to detect them is the same for all 4. + * To detect the end points, the firmware computes the difference in + * percent between the sensor on the edge and the adjacent one. The + * difference is calculated in percent in order to make the end point + * detection independent of the pressure. + */ + +#define LEFT_END_POINT_DETECTION_LEVEL 550 +#define RIGHT_END_POINT_DETECTION_LEVEL 750 +#define LEFT_RIGHT_END_POINT_DEAVTIVALION_LEVEL 850 +#define TOP_END_POINT_DETECTION_LEVEL 550 +#define BOTTOM_END_POINT_DETECTION_LEVEL 950 +#define TOP_BOTTOM_END_POINT_DEAVTIVALION_LEVEL 700 +static int touchpad_check_endpoint(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; + struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; + int percent_sensor_diff; + + /* left endpoint detect */ + percent_sensor_diff = (ad714x->sensor_val[hw->x_start_stage] - + ad714x->sensor_val[hw->x_start_stage + 1]) * 100 / + ad714x->sensor_val[hw->x_start_stage + 1]; + if (!sw->left_ep) { + if (percent_sensor_diff >= LEFT_END_POINT_DETECTION_LEVEL) { + sw->left_ep = 1; + sw->left_ep_val = + ad714x->sensor_val[hw->x_start_stage + 1]; + } + } else { + if ((percent_sensor_diff < LEFT_END_POINT_DETECTION_LEVEL) && + (ad714x->sensor_val[hw->x_start_stage + 1] > + LEFT_RIGHT_END_POINT_DEAVTIVALION_LEVEL + sw->left_ep_val)) + sw->left_ep = 0; + } + + /* right endpoint detect */ + percent_sensor_diff = (ad714x->sensor_val[hw->x_end_stage] - + ad714x->sensor_val[hw->x_end_stage - 1]) * 100 / + ad714x->sensor_val[hw->x_end_stage - 1]; + if (!sw->right_ep) { + if (percent_sensor_diff >= RIGHT_END_POINT_DETECTION_LEVEL) { + sw->right_ep = 1; + sw->right_ep_val = + ad714x->sensor_val[hw->x_end_stage - 1]; + } + } else { + if ((percent_sensor_diff < RIGHT_END_POINT_DETECTION_LEVEL) && + (ad714x->sensor_val[hw->x_end_stage - 1] > + LEFT_RIGHT_END_POINT_DEAVTIVALION_LEVEL + sw->right_ep_val)) + sw->right_ep = 0; + } + + /* top endpoint detect */ + percent_sensor_diff = (ad714x->sensor_val[hw->y_start_stage] - + ad714x->sensor_val[hw->y_start_stage + 1]) * 100 / + ad714x->sensor_val[hw->y_start_stage + 1]; + if (!sw->top_ep) { + if (percent_sensor_diff >= TOP_END_POINT_DETECTION_LEVEL) { + sw->top_ep = 1; + sw->top_ep_val = + ad714x->sensor_val[hw->y_start_stage + 1]; + } + } else { + if ((percent_sensor_diff < TOP_END_POINT_DETECTION_LEVEL) && + (ad714x->sensor_val[hw->y_start_stage + 1] > + TOP_BOTTOM_END_POINT_DEAVTIVALION_LEVEL + sw->top_ep_val)) + sw->top_ep = 0; + } + + /* bottom endpoint detect */ + percent_sensor_diff = (ad714x->sensor_val[hw->y_end_stage] - + ad714x->sensor_val[hw->y_end_stage - 1]) * 100 / + ad714x->sensor_val[hw->y_end_stage - 1]; + if (!sw->bottom_ep) { + if (percent_sensor_diff >= BOTTOM_END_POINT_DETECTION_LEVEL) { + sw->bottom_ep = 1; + sw->bottom_ep_val = + ad714x->sensor_val[hw->y_end_stage - 1]; + } + } else { + if ((percent_sensor_diff < BOTTOM_END_POINT_DETECTION_LEVEL) && + (ad714x->sensor_val[hw->y_end_stage - 1] > + TOP_BOTTOM_END_POINT_DEAVTIVALION_LEVEL + sw->bottom_ep_val)) + sw->bottom_ep = 0; + } + + return sw->left_ep || sw->right_ep || sw->top_ep || sw->bottom_ep; +} + +static void touchpad_use_com_int(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; + + ad714x_use_com_int(ad714x, hw->x_start_stage, hw->x_end_stage); +} + +static void touchpad_use_thr_int(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; + + ad714x_use_thr_int(ad714x, hw->x_start_stage, hw->x_end_stage); + ad714x_use_thr_int(ad714x, hw->y_start_stage, hw->y_end_stage); +} + +static void ad714x_touchpad_state_machine(struct ad714x_chip *ad714x, int idx) +{ + struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; + struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; + unsigned short h_state, c_state; + unsigned short mask; + + mask = (((1 << (hw->x_end_stage + 1)) - 1) - + ((1 << hw->x_start_stage) - 1)) + + (((1 << (hw->y_end_stage + 1)) - 1) - + ((1 << hw->y_start_stage) - 1)); + + h_state = ad714x->h_state & mask; + c_state = ad714x->c_state & mask; + + switch (sw->state) { + case IDLE: + if (h_state) { + sw->state = JITTER; + /* In End of Conversion interrupt mode, the AD714X + * continuously generates hardware interrupts. + */ + touchpad_use_com_int(ad714x, idx); + dev_dbg(ad714x->dev, "touchpad %d touched\n", idx); + } + break; + + case JITTER: + if (c_state == mask) { + touchpad_cal_sensor_val(ad714x, idx); + touchpad_cal_highest_stage(ad714x, idx); + if ((!touchpad_check_second_peak(ad714x, idx)) && + (!touchpad_check_endpoint(ad714x, idx))) { + dev_dbg(ad714x->dev, + "touchpad%d, 2 fingers or endpoint\n", + idx); + touchpad_cal_abs_pos(ad714x, idx); + sw->x_flt_pos = sw->x_abs_pos; + sw->y_flt_pos = sw->y_abs_pos; + sw->state = ACTIVE; + } + } + break; + + case ACTIVE: + if (c_state == mask) { + if (h_state) { + touchpad_cal_sensor_val(ad714x, idx); + touchpad_cal_highest_stage(ad714x, idx); + if ((!touchpad_check_second_peak(ad714x, idx)) + && (!touchpad_check_endpoint(ad714x, idx))) { + touchpad_cal_abs_pos(ad714x, idx); + touchpad_cal_flt_pos(ad714x, idx); + input_report_abs(sw->input, ABS_X, + sw->x_flt_pos); + input_report_abs(sw->input, ABS_Y, + sw->y_flt_pos); + input_report_key(sw->input, BTN_TOUCH, + 1); + } + } else { + /* When the user lifts off the sensor, configure + * the AD714X back to threshold interrupt mode. + */ + touchpad_use_thr_int(ad714x, idx); + sw->state = IDLE; + input_report_key(sw->input, BTN_TOUCH, 0); + dev_dbg(ad714x->dev, "touchpad %d released\n", + idx); + } + input_sync(sw->input); + } + break; + + default: + break; + } +} + +static int ad714x_hw_detect(struct ad714x_chip *ad714x) +{ + unsigned short data; + + ad714x->read(ad714x->dev, AD714X_PARTID_REG, &data); + switch (data & 0xFFF0) { + case AD7142_PARTID: + ad714x->product = 0x7142; + ad714x->version = data & 0xF; + dev_info(ad714x->dev, "found AD7142 captouch, rev:%d\n", + ad714x->version); + return 0; + + case AD7143_PARTID: + ad714x->product = 0x7143; + ad714x->version = data & 0xF; + dev_info(ad714x->dev, "found AD7143 captouch, rev:%d\n", + ad714x->version); + return 0; + + case AD7147_PARTID: + ad714x->product = 0x7147; + ad714x->version = data & 0xF; + dev_info(ad714x->dev, "found AD7147(A) captouch, rev:%d\n", + ad714x->version); + return 0; + + case AD7148_PARTID: + ad714x->product = 0x7148; + ad714x->version = data & 0xF; + dev_info(ad714x->dev, "found AD7148 captouch, rev:%d\n", + ad714x->version); + return 0; + + default: + dev_err(ad714x->dev, + "fail to detect AD714X captouch, read ID is %04x\n", + data); + return -ENODEV; + } +} + +static void ad714x_hw_init(struct ad714x_chip *ad714x) +{ + int i, j; + unsigned short reg_base; + unsigned short data; + + /* configuration CDC and interrupts */ + + for (i = 0; i < STAGE_NUM; i++) { + reg_base = AD714X_STAGECFG_REG + i * STAGE_CFGREG_NUM; + for (j = 0; j < STAGE_CFGREG_NUM; j++) + ad714x->write(ad714x->dev, reg_base + j, + ad714x->hw->stage_cfg_reg[i][j]); + } + + for (i = 0; i < SYS_CFGREG_NUM; i++) + ad714x->write(ad714x->dev, AD714X_SYSCFG_REG + i, + ad714x->hw->sys_cfg_reg[i]); + for (i = 0; i < SYS_CFGREG_NUM; i++) + ad714x->read(ad714x->dev, AD714X_SYSCFG_REG + i, + &data); + + ad714x->write(ad714x->dev, AD714X_STG_CAL_EN_REG, 0xFFF); + + /* clear all interrupts */ + ad714x->read(ad714x->dev, STG_LOW_INT_STA_REG, &data); + ad714x->read(ad714x->dev, STG_HIGH_INT_STA_REG, &data); + ad714x->read(ad714x->dev, STG_COM_INT_STA_REG, &data); +} + +static irqreturn_t ad714x_interrupt_thread(int irq, void *data) +{ + struct ad714x_chip *ad714x = data; + int i; + + mutex_lock(&ad714x->mutex); + + ad714x->read(ad714x->dev, STG_LOW_INT_STA_REG, &ad714x->l_state); + ad714x->read(ad714x->dev, STG_HIGH_INT_STA_REG, &ad714x->h_state); + ad714x->read(ad714x->dev, STG_COM_INT_STA_REG, &ad714x->c_state); + + for (i = 0; i < ad714x->hw->button_num; i++) + ad714x_button_state_machine(ad714x, i); + for (i = 0; i < ad714x->hw->slider_num; i++) + ad714x_slider_state_machine(ad714x, i); + for (i = 0; i < ad714x->hw->wheel_num; i++) + ad714x_wheel_state_machine(ad714x, i); + for (i = 0; i < ad714x->hw->touchpad_num; i++) + ad714x_touchpad_state_machine(ad714x, i); + + mutex_unlock(&ad714x->mutex); + + return IRQ_HANDLED; +} + +#define MAX_DEVICE_NUM 8 +struct ad714x_chip *ad714x_probe(struct device *dev, u16 bus_type, int irq, + ad714x_read_t read, ad714x_write_t write) +{ + int i, alloc_idx; + int error; + struct input_dev *input[MAX_DEVICE_NUM]; + + struct ad714x_platform_data *plat_data = dev->platform_data; + struct ad714x_chip *ad714x; + void *drv_mem; + + struct ad714x_button_drv *bt_drv; + struct ad714x_slider_drv *sd_drv; + struct ad714x_wheel_drv *wl_drv; + struct ad714x_touchpad_drv *tp_drv; + + + if (irq <= 0) { + dev_err(dev, "IRQ not configured!\n"); + error = -EINVAL; + goto err_out; + } + + if (dev->platform_data == NULL) { + dev_err(dev, "platform data for ad714x doesn't exist\n"); + error = -EINVAL; + goto err_out; + } + + ad714x = kzalloc(sizeof(*ad714x) + sizeof(*ad714x->sw) + + sizeof(*sd_drv) * plat_data->slider_num + + sizeof(*wl_drv) * plat_data->wheel_num + + sizeof(*tp_drv) * plat_data->touchpad_num + + sizeof(*bt_drv) * plat_data->button_num, GFP_KERNEL); + if (!ad714x) { + error = -ENOMEM; + goto err_out; + } + + ad714x->hw = plat_data; + + drv_mem = ad714x + 1; + ad714x->sw = drv_mem; + drv_mem += sizeof(*ad714x->sw); + ad714x->sw->slider = sd_drv = drv_mem; + drv_mem += sizeof(*sd_drv) * ad714x->hw->slider_num; + ad714x->sw->wheel = wl_drv = drv_mem; + drv_mem += sizeof(*wl_drv) * ad714x->hw->wheel_num; + ad714x->sw->touchpad = tp_drv = drv_mem; + drv_mem += sizeof(*tp_drv) * ad714x->hw->touchpad_num; + ad714x->sw->button = bt_drv = drv_mem; + drv_mem += sizeof(*bt_drv) * ad714x->hw->button_num; + + ad714x->read = read; + ad714x->write = write; + ad714x->irq = irq; + ad714x->dev = dev; + + error = ad714x_hw_detect(ad714x); + if (error) + goto err_free_mem; + + /* initilize and request sw/hw resources */ + + ad714x_hw_init(ad714x); + mutex_init(&ad714x->mutex); + + /* + * Allocate and register AD714X input device + */ + alloc_idx = 0; + + /* a slider uses one input_dev instance */ + if (ad714x->hw->slider_num > 0) { + struct ad714x_slider_plat *sd_plat = ad714x->hw->slider; + + for (i = 0; i < ad714x->hw->slider_num; i++) { + sd_drv[i].input = input[alloc_idx] = input_allocate_device(); + if (!input[alloc_idx]) { + error = -ENOMEM; + goto err_free_dev; + } + + __set_bit(EV_ABS, input[alloc_idx]->evbit); + __set_bit(EV_KEY, input[alloc_idx]->evbit); + __set_bit(ABS_X, input[alloc_idx]->absbit); + __set_bit(BTN_TOUCH, input[alloc_idx]->keybit); + input_set_abs_params(input[alloc_idx], + ABS_X, 0, sd_plat->max_coord, 0, 0); + + input[alloc_idx]->id.bustype = bus_type; + input[alloc_idx]->id.product = ad714x->product; + input[alloc_idx]->id.version = ad714x->version; + + error = input_register_device(input[alloc_idx]); + if (error) + goto err_free_dev; + + alloc_idx++; + } + } + + /* a wheel uses one input_dev instance */ + if (ad714x->hw->wheel_num > 0) { + struct ad714x_wheel_plat *wl_plat = ad714x->hw->wheel; + + for (i = 0; i < ad714x->hw->wheel_num; i++) { + wl_drv[i].input = input[alloc_idx] = input_allocate_device(); + if (!input[alloc_idx]) { + error = -ENOMEM; + goto err_free_dev; + } + + __set_bit(EV_KEY, input[alloc_idx]->evbit); + __set_bit(EV_ABS, input[alloc_idx]->evbit); + __set_bit(ABS_WHEEL, input[alloc_idx]->absbit); + __set_bit(BTN_TOUCH, input[alloc_idx]->keybit); + input_set_abs_params(input[alloc_idx], + ABS_WHEEL, 0, wl_plat->max_coord, 0, 0); + + input[alloc_idx]->id.bustype = bus_type; + input[alloc_idx]->id.product = ad714x->product; + input[alloc_idx]->id.version = ad714x->version; + + error = input_register_device(input[alloc_idx]); + if (error) + goto err_free_dev; + + alloc_idx++; + } + } + + /* a touchpad uses one input_dev instance */ + if (ad714x->hw->touchpad_num > 0) { + struct ad714x_touchpad_plat *tp_plat = ad714x->hw->touchpad; + + for (i = 0; i < ad714x->hw->touchpad_num; i++) { + tp_drv[i].input = input[alloc_idx] = input_allocate_device(); + if (!input[alloc_idx]) { + error = -ENOMEM; + goto err_free_dev; + } + + __set_bit(EV_ABS, input[alloc_idx]->evbit); + __set_bit(EV_KEY, input[alloc_idx]->evbit); + __set_bit(ABS_X, input[alloc_idx]->absbit); + __set_bit(ABS_Y, input[alloc_idx]->absbit); + __set_bit(BTN_TOUCH, input[alloc_idx]->keybit); + input_set_abs_params(input[alloc_idx], + ABS_X, 0, tp_plat->x_max_coord, 0, 0); + input_set_abs_params(input[alloc_idx], + ABS_Y, 0, tp_plat->y_max_coord, 0, 0); + + input[alloc_idx]->id.bustype = bus_type; + input[alloc_idx]->id.product = ad714x->product; + input[alloc_idx]->id.version = ad714x->version; + + error = input_register_device(input[alloc_idx]); + if (error) + goto err_free_dev; + + alloc_idx++; + } + } + + /* all buttons use one input node */ + if (ad714x->hw->button_num > 0) { + struct ad714x_button_plat *bt_plat = ad714x->hw->button; + + input[alloc_idx] = input_allocate_device(); + if (!input[alloc_idx]) { + error = -ENOMEM; + goto err_free_dev; + } + + __set_bit(EV_KEY, input[alloc_idx]->evbit); + for (i = 0; i < ad714x->hw->button_num; i++) { + bt_drv[i].input = input[alloc_idx]; + __set_bit(bt_plat[i].keycode, input[alloc_idx]->keybit); + } + + input[alloc_idx]->id.bustype = bus_type; + input[alloc_idx]->id.product = ad714x->product; + input[alloc_idx]->id.version = ad714x->version; + + error = input_register_device(input[alloc_idx]); + if (error) + goto err_free_dev; + + alloc_idx++; + } + + error = request_threaded_irq(ad714x->irq, NULL, ad714x_interrupt_thread, + IRQF_TRIGGER_FALLING, "ad714x_captouch", ad714x); + if (error) { + dev_err(dev, "can't allocate irq %d\n", ad714x->irq); + goto err_unreg_dev; + } + + return ad714x; + + err_free_dev: + dev_err(dev, "failed to setup AD714x input device %i\n", alloc_idx); + input_free_device(input[alloc_idx]); + err_unreg_dev: + while (--alloc_idx >= 0) + input_unregister_device(input[alloc_idx]); + err_free_mem: + kfree(ad714x); + err_out: + return ERR_PTR(error); +} +EXPORT_SYMBOL(ad714x_probe); + +void ad714x_remove(struct ad714x_chip *ad714x) +{ + struct ad714x_platform_data *hw = ad714x->hw; + struct ad714x_driver_data *sw = ad714x->sw; + int i; + + free_irq(ad714x->irq, ad714x); + + /* unregister and free all input devices */ + + for (i = 0; i < hw->slider_num; i++) + input_unregister_device(sw->slider[i].input); + + for (i = 0; i < hw->wheel_num; i++) + input_unregister_device(sw->wheel[i].input); + + for (i = 0; i < hw->touchpad_num; i++) + input_unregister_device(sw->touchpad[i].input); + + if (hw->button_num) + input_unregister_device(sw->button[0].input); + + kfree(ad714x); +} +EXPORT_SYMBOL(ad714x_remove); + +#ifdef CONFIG_PM +int ad714x_disable(struct ad714x_chip *ad714x) +{ + unsigned short data; + + dev_dbg(ad714x->dev, "%s enter\n", __func__); + + mutex_lock(&ad714x->mutex); + + data = ad714x->hw->sys_cfg_reg[AD714X_PWR_CTRL] | 0x3; + ad714x->write(ad714x->dev, AD714X_PWR_CTRL, data); + + mutex_unlock(&ad714x->mutex); + + return 0; +} +EXPORT_SYMBOL(ad714x_disable); + +int ad714x_enable(struct ad714x_chip *ad714x) +{ + unsigned short data; + + dev_dbg(ad714x->dev, "%s enter\n", __func__); + + mutex_lock(&ad714x->mutex); + + /* resume to non-shutdown mode */ + + ad714x->write(ad714x->dev, AD714X_PWR_CTRL, + ad714x->hw->sys_cfg_reg[AD714X_PWR_CTRL]); + + /* make sure the interrupt output line is not low level after resume, + * otherwise we will get no chance to enter falling-edge irq again + */ + + ad714x->read(ad714x->dev, STG_LOW_INT_STA_REG, &data); + ad714x->read(ad714x->dev, STG_HIGH_INT_STA_REG, &data); + ad714x->read(ad714x->dev, STG_COM_INT_STA_REG, &data); + + mutex_unlock(&ad714x->mutex); + + return 0; +} +EXPORT_SYMBOL(ad714x_enable); +#endif + +MODULE_DESCRIPTION("Analog Devices AD714X Capacitance Touch Sensor Driver"); +MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/misc/ad714x.h b/drivers/input/misc/ad714x.h new file mode 100644 index 000000000000..45c54fb13f07 --- /dev/null +++ b/drivers/input/misc/ad714x.h @@ -0,0 +1,26 @@ +/* + * AD714X CapTouch Programmable Controller driver (bus interfaces) + * + * Copyright 2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef _AD714X_H_ +#define _AD714X_H_ + +#include <linux/types.h> + +struct device; +struct ad714x_chip; + +typedef int (*ad714x_read_t)(struct device *, unsigned short, unsigned short *); +typedef int (*ad714x_write_t)(struct device *, unsigned short, unsigned short); + +int ad714x_disable(struct ad714x_chip *ad714x); +int ad714x_enable(struct ad714x_chip *ad714x); +struct ad714x_chip *ad714x_probe(struct device *dev, u16 bus_type, int irq, + ad714x_read_t read, ad714x_write_t write); +void ad714x_remove(struct ad714x_chip *ad714x); + +#endif diff --git a/drivers/input/misc/apanel.c b/drivers/input/misc/apanel.c index 71b82434264d..a8d2b8db4e35 100644 --- a/drivers/input/misc/apanel.c +++ b/drivers/input/misc/apanel.c @@ -149,7 +149,7 @@ static void apanel_shutdown(struct i2c_client *client) apanel_remove(client); } -static struct i2c_device_id apanel_id[] = { +static const struct i2c_device_id apanel_id[] = { { "fujitsu_apanel", 0 }, { } }; diff --git a/drivers/input/misc/ati_remote.c b/drivers/input/misc/ati_remote.c index 614b65d78fe9..bce57129afba 100644 --- a/drivers/input/misc/ati_remote.c +++ b/drivers/input/misc/ati_remote.c @@ -98,10 +98,12 @@ * Module and Version Information, Module Parameters */ -#define ATI_REMOTE_VENDOR_ID 0x0bc7 -#define ATI_REMOTE_PRODUCT_ID 0x004 -#define LOLA_REMOTE_PRODUCT_ID 0x002 -#define MEDION_REMOTE_PRODUCT_ID 0x006 +#define ATI_REMOTE_VENDOR_ID 0x0bc7 +#define LOLA_REMOTE_PRODUCT_ID 0x0002 +#define LOLA2_REMOTE_PRODUCT_ID 0x0003 +#define ATI_REMOTE_PRODUCT_ID 0x0004 +#define NVIDIA_REMOTE_PRODUCT_ID 0x0005 +#define MEDION_REMOTE_PRODUCT_ID 0x0006 #define DRIVER_VERSION "2.2.1" #define DRIVER_AUTHOR "Torrey Hoffman <thoffman@arnor.net>" @@ -142,8 +144,10 @@ MODULE_PARM_DESC(repeat_delay, "Delay before sending repeats, default = 500 msec #define err(format, arg...) printk(KERN_ERR format , ## arg) static struct usb_device_id ati_remote_table[] = { - { USB_DEVICE(ATI_REMOTE_VENDOR_ID, ATI_REMOTE_PRODUCT_ID) }, { USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA_REMOTE_PRODUCT_ID) }, + { USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA2_REMOTE_PRODUCT_ID) }, + { USB_DEVICE(ATI_REMOTE_VENDOR_ID, ATI_REMOTE_PRODUCT_ID) }, + { USB_DEVICE(ATI_REMOTE_VENDOR_ID, NVIDIA_REMOTE_PRODUCT_ID) }, { USB_DEVICE(ATI_REMOTE_VENDOR_ID, MEDION_REMOTE_PRODUCT_ID) }, {} /* Terminating entry */ }; @@ -620,13 +624,13 @@ static void ati_remote_irq_in(struct urb *urb) static int ati_remote_alloc_buffers(struct usb_device *udev, struct ati_remote *ati_remote) { - ati_remote->inbuf = usb_buffer_alloc(udev, DATA_BUFSIZE, GFP_ATOMIC, - &ati_remote->inbuf_dma); + ati_remote->inbuf = usb_alloc_coherent(udev, DATA_BUFSIZE, GFP_ATOMIC, + &ati_remote->inbuf_dma); if (!ati_remote->inbuf) return -1; - ati_remote->outbuf = usb_buffer_alloc(udev, DATA_BUFSIZE, GFP_ATOMIC, - &ati_remote->outbuf_dma); + ati_remote->outbuf = usb_alloc_coherent(udev, DATA_BUFSIZE, GFP_ATOMIC, + &ati_remote->outbuf_dma); if (!ati_remote->outbuf) return -1; @@ -649,10 +653,10 @@ static void ati_remote_free_buffers(struct ati_remote *ati_remote) usb_free_urb(ati_remote->irq_urb); usb_free_urb(ati_remote->out_urb); - usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, + usb_free_coherent(ati_remote->udev, DATA_BUFSIZE, ati_remote->inbuf, ati_remote->inbuf_dma); - usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, + usb_free_coherent(ati_remote->udev, DATA_BUFSIZE, ati_remote->outbuf, ati_remote->outbuf_dma); } diff --git a/drivers/input/misc/ati_remote2.c b/drivers/input/misc/ati_remote2.c index 0501f0e65157..e148749b5851 100644 --- a/drivers/input/misc/ati_remote2.c +++ b/drivers/input/misc/ati_remote2.c @@ -10,6 +10,7 @@ */ #include <linux/usb/input.h> +#include <linux/slab.h> #define DRIVER_DESC "ATI/Philips USB RF remote driver" #define DRIVER_VERSION "0.3" @@ -474,10 +475,11 @@ static void ati_remote2_complete_key(struct urb *urb) } static int ati_remote2_getkeycode(struct input_dev *idev, - int scancode, int *keycode) + unsigned int scancode, unsigned int *keycode) { struct ati_remote2 *ar2 = input_get_drvdata(idev); - int index, mode; + unsigned int mode; + int index; mode = scancode >> 8; if (mode > ATI_REMOTE2_PC || !((1 << mode) & ar2->mode_mask)) @@ -491,10 +493,12 @@ static int ati_remote2_getkeycode(struct input_dev *idev, return 0; } -static int ati_remote2_setkeycode(struct input_dev *idev, int scancode, int keycode) +static int ati_remote2_setkeycode(struct input_dev *idev, + unsigned int scancode, unsigned int keycode) { struct ati_remote2 *ar2 = input_get_drvdata(idev); - int index, mode, old_keycode; + unsigned int mode, old_keycode; + int index; mode = scancode >> 8; if (mode > ATI_REMOTE2_PC || !((1 << mode) & ar2->mode_mask)) @@ -504,9 +508,6 @@ static int ati_remote2_setkeycode(struct input_dev *idev, int scancode, int keyc if (index < 0) return -EINVAL; - if (keycode < KEY_RESERVED || keycode > KEY_MAX) - return -EINVAL; - old_keycode = ar2->keycode[mode][index]; ar2->keycode[mode][index] = keycode; __set_bit(keycode, idev->keybit); @@ -588,7 +589,7 @@ static int ati_remote2_urb_init(struct ati_remote2 *ar2) int i, pipe, maxp; for (i = 0; i < 2; i++) { - ar2->buf[i] = usb_buffer_alloc(udev, 4, GFP_KERNEL, &ar2->buf_dma[i]); + ar2->buf[i] = usb_alloc_coherent(udev, 4, GFP_KERNEL, &ar2->buf_dma[i]); if (!ar2->buf[i]) return -ENOMEM; @@ -616,7 +617,7 @@ static void ati_remote2_urb_cleanup(struct ati_remote2 *ar2) for (i = 0; i < 2; i++) { usb_free_urb(ar2->urb[i]); - usb_buffer_free(ar2->udev, 4, ar2->buf[i], ar2->buf_dma[i]); + usb_free_coherent(ar2->udev, 4, ar2->buf[i], ar2->buf_dma[i]); } } diff --git a/drivers/input/misc/atlas_btns.c b/drivers/input/misc/atlas_btns.c index 1b871917340a..dfaa9a045ed8 100644 --- a/drivers/input/misc/atlas_btns.c +++ b/drivers/input/misc/atlas_btns.c @@ -47,7 +47,7 @@ static acpi_status acpi_atlas_button_setup(acpi_handle region_handle, static acpi_status acpi_atlas_button_handler(u32 function, acpi_physical_address address, - u32 bit_width, acpi_integer *value, + u32 bit_width, u64 *value, void *handler_context, void *region_context) { acpi_status status; diff --git a/drivers/input/misc/bfin_rotary.c b/drivers/input/misc/bfin_rotary.c index 61d10177fa83..4f72bdd69410 100644 --- a/drivers/input/misc/bfin_rotary.c +++ b/drivers/input/misc/bfin_rotary.c @@ -13,6 +13,7 @@ #include <linux/pm.h> #include <linux/platform_device.h> #include <linux/input.h> +#include <linux/slab.h> #include <asm/portmux.h> #include <asm/bfin_rotary.h> diff --git a/drivers/input/misc/cm109.c b/drivers/input/misc/cm109.c index 86457feccfc4..2b0eba6619bd 100644 --- a/drivers/input/misc/cm109.c +++ b/drivers/input/misc/cm109.c @@ -102,7 +102,6 @@ struct cm109_dev { struct cm109_ctl_packet *ctl_data; dma_addr_t ctl_dma; struct usb_ctrlrequest *ctl_req; - dma_addr_t ctl_req_dma; struct urb *urb_ctl; /* * The 3 bitfields below are protected by ctl_submit_lock. @@ -629,15 +628,13 @@ static const struct usb_device_id cm109_usb_table[] = { static void cm109_usb_cleanup(struct cm109_dev *dev) { - if (dev->ctl_req) - usb_buffer_free(dev->udev, sizeof(*(dev->ctl_req)), - dev->ctl_req, dev->ctl_req_dma); + kfree(dev->ctl_req); if (dev->ctl_data) - usb_buffer_free(dev->udev, USB_PKT_LEN, - dev->ctl_data, dev->ctl_dma); + usb_free_coherent(dev->udev, USB_PKT_LEN, + dev->ctl_data, dev->ctl_dma); if (dev->irq_data) - usb_buffer_free(dev->udev, USB_PKT_LEN, - dev->irq_data, dev->irq_dma); + usb_free_coherent(dev->udev, USB_PKT_LEN, + dev->irq_data, dev->irq_dma); usb_free_urb(dev->urb_irq); /* parameter validation in core/urb */ usb_free_urb(dev->urb_ctl); /* parameter validation in core/urb */ @@ -686,18 +683,17 @@ static int cm109_usb_probe(struct usb_interface *intf, goto err_out; /* allocate usb buffers */ - dev->irq_data = usb_buffer_alloc(udev, USB_PKT_LEN, - GFP_KERNEL, &dev->irq_dma); + dev->irq_data = usb_alloc_coherent(udev, USB_PKT_LEN, + GFP_KERNEL, &dev->irq_dma); if (!dev->irq_data) goto err_out; - dev->ctl_data = usb_buffer_alloc(udev, USB_PKT_LEN, - GFP_KERNEL, &dev->ctl_dma); + dev->ctl_data = usb_alloc_coherent(udev, USB_PKT_LEN, + GFP_KERNEL, &dev->ctl_dma); if (!dev->ctl_data) goto err_out; - dev->ctl_req = usb_buffer_alloc(udev, sizeof(*(dev->ctl_req)), - GFP_KERNEL, &dev->ctl_req_dma); + dev->ctl_req = kmalloc(sizeof(*(dev->ctl_req)), GFP_KERNEL); if (!dev->ctl_req) goto err_out; @@ -735,10 +731,8 @@ static int cm109_usb_probe(struct usb_interface *intf, usb_fill_control_urb(dev->urb_ctl, udev, usb_sndctrlpipe(udev, 0), (void *)dev->ctl_req, dev->ctl_data, USB_PKT_LEN, cm109_urb_ctl_callback, dev); - dev->urb_ctl->setup_dma = dev->ctl_req_dma; dev->urb_ctl->transfer_dma = dev->ctl_dma; - dev->urb_ctl->transfer_flags |= URB_NO_SETUP_DMA_MAP | - URB_NO_TRANSFER_DMA_MAP; + dev->urb_ctl->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; dev->urb_ctl->dev = udev; /* find out the physical bus location */ diff --git a/drivers/input/misc/cobalt_btns.c b/drivers/input/misc/cobalt_btns.c index ee73d7219c92..fd8407a29631 100644 --- a/drivers/input/misc/cobalt_btns.c +++ b/drivers/input/misc/cobalt_btns.c @@ -22,6 +22,7 @@ #include <linux/ioport.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/slab.h> #define BUTTONS_POLL_INTERVAL 30 /* msec */ #define BUTTONS_COUNT_THRESHOLD 3 diff --git a/drivers/input/misc/dm355evm_keys.c b/drivers/input/misc/dm355evm_keys.c index 766c06911f41..19af682c24fb 100644 --- a/drivers/input/misc/dm355evm_keys.c +++ b/drivers/input/misc/dm355evm_keys.c @@ -10,6 +10,7 @@ */ #include <linux/kernel.h> #include <linux/init.h> +#include <linux/slab.h> #include <linux/input.h> #include <linux/input/sparse-keymap.h> #include <linux/platform_device.h> diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c index ad730e15afc0..c19066479057 100644 --- a/drivers/input/misc/hp_sdc_rtc.c +++ b/drivers/input/misc/hp_sdc_rtc.c @@ -43,6 +43,7 @@ #include <linux/proc_fs.h> #include <linux/poll.h> #include <linux/rtc.h> +#include <linux/smp_lock.h> #include <linux/semaphore.h> MODULE_AUTHOR("Brian S. Julin <bri@calyx.com>"); @@ -64,8 +65,8 @@ static DECLARE_WAIT_QUEUE_HEAD(hp_sdc_rtc_wait); static ssize_t hp_sdc_rtc_read(struct file *file, char __user *buf, size_t count, loff_t *ppos); -static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg); +static long hp_sdc_rtc_unlocked_ioctl(struct file *file, + unsigned int cmd, unsigned long arg); static unsigned int hp_sdc_rtc_poll(struct file *file, poll_table *wait); @@ -512,7 +513,7 @@ static int hp_sdc_rtc_read_proc(char *page, char **start, off_t off, return len; } -static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file, +static int hp_sdc_rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { #if 1 @@ -659,14 +660,27 @@ static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file, #endif } +static long hp_sdc_rtc_unlocked_ioctl(struct file *file, + unsigned int cmd, unsigned long arg) +{ + int ret; + + lock_kernel(); + ret = hp_sdc_rtc_ioctl(file, cmd, arg); + unlock_kernel(); + + return ret; +} + + static const struct file_operations hp_sdc_rtc_fops = { - .owner = THIS_MODULE, - .llseek = no_llseek, - .read = hp_sdc_rtc_read, - .poll = hp_sdc_rtc_poll, - .ioctl = hp_sdc_rtc_ioctl, - .open = hp_sdc_rtc_open, - .fasync = hp_sdc_rtc_fasync, + .owner = THIS_MODULE, + .llseek = no_llseek, + .read = hp_sdc_rtc_read, + .poll = hp_sdc_rtc_poll, + .unlocked_ioctl = hp_sdc_rtc_unlocked_ioctl, + .open = hp_sdc_rtc_open, + .fasync = hp_sdc_rtc_fasync, }; static struct miscdevice hp_sdc_rtc_dev = { diff --git a/drivers/input/misc/keyspan_remote.c b/drivers/input/misc/keyspan_remote.c index 86afdd1fdf9d..a93c525475c6 100644 --- a/drivers/input/misc/keyspan_remote.c +++ b/drivers/input/misc/keyspan_remote.c @@ -464,7 +464,7 @@ static int keyspan_probe(struct usb_interface *interface, const struct usb_devic remote->in_endpoint = endpoint; remote->toggle = -1; /* Set to -1 so we will always not match the toggle from the first remote message. */ - remote->in_buffer = usb_buffer_alloc(udev, RECV_SIZE, GFP_ATOMIC, &remote->in_dma); + remote->in_buffer = usb_alloc_coherent(udev, RECV_SIZE, GFP_ATOMIC, &remote->in_dma); if (!remote->in_buffer) { error = -ENOMEM; goto fail1; @@ -543,7 +543,7 @@ static int keyspan_probe(struct usb_interface *interface, const struct usb_devic return 0; fail3: usb_free_urb(remote->irq_urb); - fail2: usb_buffer_free(udev, RECV_SIZE, remote->in_buffer, remote->in_dma); + fail2: usb_free_coherent(udev, RECV_SIZE, remote->in_buffer, remote->in_dma); fail1: kfree(remote); input_free_device(input_dev); @@ -564,7 +564,7 @@ static void keyspan_disconnect(struct usb_interface *interface) input_unregister_device(remote->input); usb_kill_urb(remote->irq_urb); usb_free_urb(remote->irq_urb); - usb_buffer_free(remote->udev, RECV_SIZE, remote->in_buffer, remote->in_dma); + usb_free_coherent(remote->udev, RECV_SIZE, remote->in_buffer, remote->in_dma); kfree(remote); } } diff --git a/drivers/input/misc/max8925_onkey.c b/drivers/input/misc/max8925_onkey.c new file mode 100644 index 000000000000..80af44608018 --- /dev/null +++ b/drivers/input/misc/max8925_onkey.c @@ -0,0 +1,148 @@ +/** + * max8925_onkey.c - MAX8925 ONKEY driver + * + * Copyright (C) 2009 Marvell International Ltd. + * Haojian Zhuang <haojian.zhuang@marvell.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/mfd/max8925.h> +#include <linux/slab.h> + +#define HARDRESET_EN (1 << 7) +#define PWREN_EN (1 << 7) + +struct max8925_onkey_info { + struct input_dev *idev; + struct i2c_client *i2c; + int irq; +}; + +/* + * MAX8925 gives us an interrupt when ONKEY is held for 3 seconds. + * max8925_set_bits() operates I2C bus and may sleep. So implement + * it in thread IRQ handler. + */ +static irqreturn_t max8925_onkey_handler(int irq, void *data) +{ + struct max8925_onkey_info *info = data; + + input_report_key(info->idev, KEY_POWER, 1); + input_sync(info->idev); + + /* Enable hardreset to halt if system isn't shutdown on time */ + max8925_set_bits(info->i2c, MAX8925_SYSENSEL, + HARDRESET_EN, HARDRESET_EN); + + return IRQ_HANDLED; +} + +static int __devinit max8925_onkey_probe(struct platform_device *pdev) +{ + struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent); + struct max8925_onkey_info *info; + int error; + + info = kzalloc(sizeof(struct max8925_onkey_info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + info->i2c = chip->i2c; + info->irq = chip->irq_base + MAX8925_IRQ_GPM_SW_3SEC; + + info->idev = input_allocate_device(); + if (!info->idev) { + dev_err(chip->dev, "Failed to allocate input dev\n"); + error = -ENOMEM; + goto out_input; + } + + info->idev->name = "max8925_on"; + info->idev->phys = "max8925_on/input0"; + info->idev->id.bustype = BUS_I2C; + info->idev->dev.parent = &pdev->dev; + info->idev->evbit[0] = BIT_MASK(EV_KEY); + info->idev->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER); + + error = request_threaded_irq(info->irq, NULL, max8925_onkey_handler, + IRQF_ONESHOT, "onkey", info); + if (error < 0) { + dev_err(chip->dev, "Failed to request IRQ: #%d: %d\n", + info->irq, error); + goto out_irq; + } + + error = input_register_device(info->idev); + if (error) { + dev_err(chip->dev, "Can't register input device: %d\n", error); + goto out; + } + + platform_set_drvdata(pdev, info); + + return 0; + +out: + free_irq(info->irq, info); +out_irq: + input_free_device(info->idev); +out_input: + kfree(info); + return error; +} + +static int __devexit max8925_onkey_remove(struct platform_device *pdev) +{ + struct max8925_onkey_info *info = platform_get_drvdata(pdev); + + free_irq(info->irq, info); + input_unregister_device(info->idev); + kfree(info); + + platform_set_drvdata(pdev, NULL); + + return 0; +} + +static struct platform_driver max8925_onkey_driver = { + .driver = { + .name = "max8925-onkey", + .owner = THIS_MODULE, + }, + .probe = max8925_onkey_probe, + .remove = __devexit_p(max8925_onkey_remove), +}; + +static int __init max8925_onkey_init(void) +{ + return platform_driver_register(&max8925_onkey_driver); +} +module_init(max8925_onkey_init); + +static void __exit max8925_onkey_exit(void) +{ + platform_driver_unregister(&max8925_onkey_driver); +} +module_exit(max8925_onkey_exit); + +MODULE_DESCRIPTION("Maxim MAX8925 ONKEY driver"); +MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/misc/pcap_keys.c b/drivers/input/misc/pcap_keys.c index 7ea969347ca9..99335c286250 100644 --- a/drivers/input/misc/pcap_keys.c +++ b/drivers/input/misc/pcap_keys.c @@ -17,6 +17,7 @@ #include <linux/platform_device.h> #include <linux/input.h> #include <linux/mfd/ezx-pcap.h> +#include <linux/slab.h> struct pcap_keys { struct pcap_chip *pcap; diff --git a/drivers/input/misc/pcf50633-input.c b/drivers/input/misc/pcf50633-input.c index 008de0c5834b..95562735728d 100644 --- a/drivers/input/misc/pcf50633-input.c +++ b/drivers/input/misc/pcf50633-input.c @@ -20,6 +20,7 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/input.h> +#include <linux/slab.h> #include <linux/mfd/pcf50633/core.h> diff --git a/drivers/input/misc/pcf8574_keypad.c b/drivers/input/misc/pcf8574_keypad.c new file mode 100644 index 000000000000..4b42ffc0532a --- /dev/null +++ b/drivers/input/misc/pcf8574_keypad.c @@ -0,0 +1,225 @@ +/* + * Driver for a keypad w/16 buttons connected to a PCF8574 I2C I/O expander + * + * Copyright 2005-2008 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/i2c.h> +#include <linux/slab.h> +#include <linux/workqueue.h> + +#define DRV_NAME "pcf8574_keypad" + +static const unsigned char pcf8574_kp_btncode[] = { + [0] = KEY_RESERVED, + [1] = KEY_ENTER, + [2] = KEY_BACKSLASH, + [3] = KEY_0, + [4] = KEY_RIGHTBRACE, + [5] = KEY_C, + [6] = KEY_9, + [7] = KEY_8, + [8] = KEY_7, + [9] = KEY_B, + [10] = KEY_6, + [11] = KEY_5, + [12] = KEY_4, + [13] = KEY_A, + [14] = KEY_3, + [15] = KEY_2, + [16] = KEY_1 +}; + +struct kp_data { + unsigned short btncode[ARRAY_SIZE(pcf8574_kp_btncode)]; + struct input_dev *idev; + struct i2c_client *client; + char name[64]; + char phys[32]; + unsigned char laststate; +}; + +static short read_state(struct kp_data *lp) +{ + unsigned char x, y, a, b; + + i2c_smbus_write_byte(lp->client, 240); + x = 0xF & (~(i2c_smbus_read_byte(lp->client) >> 4)); + + i2c_smbus_write_byte(lp->client, 15); + y = 0xF & (~i2c_smbus_read_byte(lp->client)); + + for (a = 0; x > 0; a++) + x = x >> 1; + for (b = 0; y > 0; b++) + y = y >> 1; + + return ((a - 1) * 4) + b; +} + +static irqreturn_t pcf8574_kp_irq_handler(int irq, void *dev_id) +{ + struct kp_data *lp = dev_id; + unsigned char nextstate = read_state(lp); + + if (lp->laststate != nextstate) { + int key_down = nextstate < ARRAY_SIZE(lp->btncode); + unsigned short keycode = key_down ? + lp->btncode[nextstate] : lp->btncode[lp->laststate]; + + input_report_key(lp->idev, keycode, key_down); + input_sync(lp->idev); + + lp->laststate = nextstate; + } + + return IRQ_HANDLED; +} + +static int __devinit pcf8574_kp_probe(struct i2c_client *client, const struct i2c_device_id *id) +{ + int i, ret; + struct input_dev *idev; + struct kp_data *lp; + + if (i2c_smbus_write_byte(client, 240) < 0) { + dev_err(&client->dev, "probe: write fail\n"); + return -ENODEV; + } + + lp = kzalloc(sizeof(*lp), GFP_KERNEL); + if (!lp) + return -ENOMEM; + + idev = input_allocate_device(); + if (!idev) { + dev_err(&client->dev, "Can't allocate input device\n"); + ret = -ENOMEM; + goto fail_allocate; + } + + lp->idev = idev; + lp->client = client; + + idev->evbit[0] = BIT_MASK(EV_KEY); + idev->keycode = lp->btncode; + idev->keycodesize = sizeof(lp->btncode[0]); + idev->keycodemax = ARRAY_SIZE(lp->btncode); + + for (i = 0; i < ARRAY_SIZE(pcf8574_kp_btncode); i++) { + lp->btncode[i] = pcf8574_kp_btncode[i]; + __set_bit(lp->btncode[i] & KEY_MAX, idev->keybit); + } + + sprintf(lp->name, DRV_NAME); + sprintf(lp->phys, "kp_data/input0"); + + idev->name = lp->name; + idev->phys = lp->phys; + idev->id.bustype = BUS_I2C; + idev->id.vendor = 0x0001; + idev->id.product = 0x0001; + idev->id.version = 0x0100; + + input_set_drvdata(idev, lp); + + ret = input_register_device(idev); + if (ret) { + dev_err(&client->dev, "input_register_device() failed\n"); + goto fail_register; + } + + lp->laststate = read_state(lp); + + ret = request_threaded_irq(client->irq, NULL, pcf8574_kp_irq_handler, + IRQF_TRIGGER_LOW | IRQF_ONESHOT, + DRV_NAME, lp); + if (ret) { + dev_err(&client->dev, "IRQ %d is not free\n", client->irq); + goto fail_irq; + } + + i2c_set_clientdata(client, lp); + return 0; + + fail_irq: + input_unregister_device(idev); + fail_register: + input_set_drvdata(idev, NULL); + input_free_device(idev); + fail_allocate: + kfree(lp); + + return ret; +} + +static int __devexit pcf8574_kp_remove(struct i2c_client *client) +{ + struct kp_data *lp = i2c_get_clientdata(client); + + free_irq(client->irq, lp); + + input_unregister_device(lp->idev); + kfree(lp); + + return 0; +} + +#ifdef CONFIG_PM +static int pcf8574_kp_resume(struct i2c_client *client) +{ + enable_irq(client->irq); + + return 0; +} + +static int pcf8574_kp_suspend(struct i2c_client *client, pm_message_t mesg) +{ + disable_irq(client->irq); + + return 0; +} +#else +# define pcf8574_kp_resume NULL +# define pcf8574_kp_suspend NULL +#endif + +static const struct i2c_device_id pcf8574_kp_id[] = { + { DRV_NAME, 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, pcf8574_kp_id); + +static struct i2c_driver pcf8574_kp_driver = { + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + }, + .probe = pcf8574_kp_probe, + .remove = __devexit_p(pcf8574_kp_remove), + .suspend = pcf8574_kp_suspend, + .resume = pcf8574_kp_resume, + .id_table = pcf8574_kp_id, +}; + +static int __init pcf8574_kp_init(void) +{ + return i2c_add_driver(&pcf8574_kp_driver); +} +module_init(pcf8574_kp_init); + +static void __exit pcf8574_kp_exit(void) +{ + i2c_del_driver(&pcf8574_kp_driver); +} +module_exit(pcf8574_kp_exit); + +MODULE_AUTHOR("Michael Hennerich"); +MODULE_DESCRIPTION("Keypad input driver for 16 keys connected to PCF8574"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/misc/pcspkr.c b/drivers/input/misc/pcspkr.c index ea4e1fd12651..f080dd31499b 100644 --- a/drivers/input/misc/pcspkr.c +++ b/drivers/input/misc/pcspkr.c @@ -30,7 +30,7 @@ MODULE_ALIAS("platform:pcspkr"); #include <asm/i8253.h> #else #include <asm/8253pit.h> -static DEFINE_SPINLOCK(i8253_lock); +static DEFINE_RAW_SPINLOCK(i8253_lock); #endif static int pcspkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) @@ -50,7 +50,7 @@ static int pcspkr_event(struct input_dev *dev, unsigned int type, unsigned int c if (value > 20 && value < 32767) count = PIT_TICK_RATE / value; - spin_lock_irqsave(&i8253_lock, flags); + raw_spin_lock_irqsave(&i8253_lock, flags); if (count) { /* set command for counter 2, 2 byte write */ @@ -65,7 +65,7 @@ static int pcspkr_event(struct input_dev *dev, unsigned int type, unsigned int c outb(inb_p(0x61) & 0xFC, 0x61); } - spin_unlock_irqrestore(&i8253_lock, flags); + raw_spin_unlock_irqrestore(&i8253_lock, flags); return 0; } diff --git a/drivers/input/misc/powermate.c b/drivers/input/misc/powermate.c index 668913d12044..bf170f6b4422 100644 --- a/drivers/input/misc/powermate.c +++ b/drivers/input/misc/powermate.c @@ -64,7 +64,6 @@ struct powermate_device { dma_addr_t data_dma; struct urb *irq, *config; struct usb_ctrlrequest *configcr; - dma_addr_t configcr_dma; struct usb_device *udev; struct input_dev *input; spinlock_t lock; @@ -182,8 +181,6 @@ static void powermate_sync_state(struct powermate_device *pm) usb_fill_control_urb(pm->config, pm->udev, usb_sndctrlpipe(pm->udev, 0), (void *) pm->configcr, NULL, 0, powermate_config_complete, pm); - pm->config->setup_dma = pm->configcr_dma; - pm->config->transfer_flags |= URB_NO_SETUP_DMA_MAP; if (usb_submit_urb(pm->config, GFP_ATOMIC)) printk(KERN_ERR "powermate: usb_submit_urb(config) failed"); @@ -276,13 +273,12 @@ static int powermate_input_event(struct input_dev *dev, unsigned int type, unsig static int powermate_alloc_buffers(struct usb_device *udev, struct powermate_device *pm) { - pm->data = usb_buffer_alloc(udev, POWERMATE_PAYLOAD_SIZE_MAX, - GFP_ATOMIC, &pm->data_dma); + pm->data = usb_alloc_coherent(udev, POWERMATE_PAYLOAD_SIZE_MAX, + GFP_ATOMIC, &pm->data_dma); if (!pm->data) return -1; - pm->configcr = usb_buffer_alloc(udev, sizeof(*(pm->configcr)), - GFP_ATOMIC, &pm->configcr_dma); + pm->configcr = kmalloc(sizeof(*(pm->configcr)), GFP_KERNEL); if (!pm->configcr) return -1; @@ -291,10 +287,9 @@ static int powermate_alloc_buffers(struct usb_device *udev, struct powermate_dev static void powermate_free_buffers(struct usb_device *udev, struct powermate_device *pm) { - usb_buffer_free(udev, POWERMATE_PAYLOAD_SIZE_MAX, - pm->data, pm->data_dma); - usb_buffer_free(udev, sizeof(*(pm->configcr)), - pm->configcr, pm->configcr_dma); + usb_free_coherent(udev, POWERMATE_PAYLOAD_SIZE_MAX, + pm->data, pm->data_dma); + kfree(pm->configcr); } /* Called whenever a USB device matching one in our supported devices table is connected */ diff --git a/drivers/input/misc/rotary_encoder.c b/drivers/input/misc/rotary_encoder.c index 3b9f588fc747..1f8e0108962e 100644 --- a/drivers/input/misc/rotary_encoder.c +++ b/drivers/input/misc/rotary_encoder.c @@ -22,6 +22,7 @@ #include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/rotary_encoder.h> +#include <linux/slab.h> #define DRV_NAME "rotary-encoder" @@ -152,6 +153,13 @@ static int __devinit rotary_encoder_probe(struct platform_device *pdev) goto exit_unregister_input; } + err = gpio_direction_input(pdata->gpio_a); + if (err) { + dev_err(&pdev->dev, "unable to set GPIO %d for input\n", + pdata->gpio_a); + goto exit_unregister_input; + } + err = gpio_request(pdata->gpio_b, DRV_NAME); if (err) { dev_err(&pdev->dev, "unable to request GPIO %d\n", @@ -159,6 +167,13 @@ static int __devinit rotary_encoder_probe(struct platform_device *pdev) goto exit_free_gpio_a; } + err = gpio_direction_input(pdata->gpio_b); + if (err) { + dev_err(&pdev->dev, "unable to set GPIO %d for input\n", + pdata->gpio_b); + goto exit_free_gpio_a; + } + /* request the IRQs */ err = request_irq(encoder->irq_a, &rotary_encoder_irq, IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE, diff --git a/drivers/input/misc/sgi_btns.c b/drivers/input/misc/sgi_btns.c index be3a15f5b25d..1a80c0dab83b 100644 --- a/drivers/input/misc/sgi_btns.c +++ b/drivers/input/misc/sgi_btns.c @@ -22,6 +22,7 @@ #include <linux/ioport.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/slab.h> #ifdef CONFIG_SGI_IP22 #include <asm/sgi/ioc.h> diff --git a/drivers/input/misc/sparcspkr.c b/drivers/input/misc/sparcspkr.c index b064419b90a2..1dacae4b43f0 100644 --- a/drivers/input/misc/sparcspkr.c +++ b/drivers/input/misc/sparcspkr.c @@ -9,6 +9,7 @@ #include <linux/init.h> #include <linux/input.h> #include <linux/of_device.h> +#include <linux/slab.h> #include <asm/io.h> @@ -258,8 +259,11 @@ static const struct of_device_id bbc_beep_match[] = { }; static struct of_platform_driver bbc_beep_driver = { - .name = "bbcbeep", - .match_table = bbc_beep_match, + .driver = { + .name = "bbcbeep", + .owner = THIS_MODULE, + .of_match_table = bbc_beep_match, + }, .probe = bbc_beep_probe, .remove = __devexit_p(bbc_remove), .shutdown = sparcspkr_shutdown, @@ -337,8 +341,11 @@ static const struct of_device_id grover_beep_match[] = { }; static struct of_platform_driver grover_beep_driver = { - .name = "groverbeep", - .match_table = grover_beep_match, + .driver = { + .name = "groverbeep", + .owner = THIS_MODULE, + .of_match_table = grover_beep_match, + }, .probe = grover_beep_probe, .remove = __devexit_p(grover_remove), .shutdown = sparcspkr_shutdown, diff --git a/drivers/input/misc/twl4030-vibra.c b/drivers/input/misc/twl4030-vibra.c new file mode 100644 index 000000000000..4f9b2afc24e8 --- /dev/null +++ b/drivers/input/misc/twl4030-vibra.c @@ -0,0 +1,298 @@ +/* + * twl4030-vibra.c - TWL4030 Vibrator driver + * + * Copyright (C) 2008-2010 Nokia Corporation + * + * Written by Henrik Saari <henrik.saari@nokia.com> + * Updates by Felipe Balbi <felipe.balbi@nokia.com> + * Input by Jari Vanhala <ext-jari.vanhala@nokia.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#include <linux/module.h> +#include <linux/jiffies.h> +#include <linux/platform_device.h> +#include <linux/workqueue.h> +#include <linux/i2c/twl.h> +#include <linux/mfd/twl4030-codec.h> +#include <linux/input.h> +#include <linux/slab.h> + +/* MODULE ID2 */ +#define LEDEN 0x00 + +/* ForceFeedback */ +#define EFFECT_DIR_180_DEG 0x8000 /* range is 0 - 0xFFFF */ + +struct vibra_info { + struct device *dev; + struct input_dev *input_dev; + + struct workqueue_struct *workqueue; + struct work_struct play_work; + + bool enabled; + int speed; + int direction; + + bool coexist; +}; + +static void vibra_disable_leds(void) +{ + u8 reg; + + /* Disable LEDA & LEDB, cannot be used with vibra (PWM) */ + twl_i2c_read_u8(TWL4030_MODULE_LED, ®, LEDEN); + reg &= ~0x03; + twl_i2c_write_u8(TWL4030_MODULE_LED, LEDEN, reg); +} + +/* Powers H-Bridge and enables audio clk */ +static void vibra_enable(struct vibra_info *info) +{ + u8 reg; + + twl4030_codec_enable_resource(TWL4030_CODEC_RES_POWER); + + /* turn H-Bridge on */ + twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, + ®, TWL4030_REG_VIBRA_CTL); + twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, + (reg | TWL4030_VIBRA_EN), TWL4030_REG_VIBRA_CTL); + + twl4030_codec_enable_resource(TWL4030_CODEC_RES_APLL); + + info->enabled = true; +} + +static void vibra_disable(struct vibra_info *info) +{ + u8 reg; + + /* Power down H-Bridge */ + twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, + ®, TWL4030_REG_VIBRA_CTL); + twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, + (reg & ~TWL4030_VIBRA_EN), TWL4030_REG_VIBRA_CTL); + + twl4030_codec_disable_resource(TWL4030_CODEC_RES_APLL); + twl4030_codec_disable_resource(TWL4030_CODEC_RES_POWER); + + info->enabled = false; +} + +static void vibra_play_work(struct work_struct *work) +{ + struct vibra_info *info = container_of(work, + struct vibra_info, play_work); + int dir; + int pwm; + u8 reg; + + dir = info->direction; + pwm = info->speed; + + twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, + ®, TWL4030_REG_VIBRA_CTL); + if (pwm && (!info->coexist || !(reg & TWL4030_VIBRA_SEL))) { + + if (!info->enabled) + vibra_enable(info); + + /* set vibra rotation direction */ + twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, + ®, TWL4030_REG_VIBRA_CTL); + reg = (dir) ? (reg | TWL4030_VIBRA_DIR) : + (reg & ~TWL4030_VIBRA_DIR); + twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, + reg, TWL4030_REG_VIBRA_CTL); + + /* set PWM, 1 = max, 255 = min */ + twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, + 256 - pwm, TWL4030_REG_VIBRA_SET); + } else { + if (info->enabled) + vibra_disable(info); + } +} + +/*** Input/ForceFeedback ***/ + +static int vibra_play(struct input_dev *input, void *data, + struct ff_effect *effect) +{ + struct vibra_info *info = input_get_drvdata(input); + + info->speed = effect->u.rumble.strong_magnitude >> 8; + if (!info->speed) + info->speed = effect->u.rumble.weak_magnitude >> 9; + info->direction = effect->direction < EFFECT_DIR_180_DEG ? 0 : 1; + queue_work(info->workqueue, &info->play_work); + return 0; +} + +static int twl4030_vibra_open(struct input_dev *input) +{ + struct vibra_info *info = input_get_drvdata(input); + + info->workqueue = create_singlethread_workqueue("vibra"); + if (info->workqueue == NULL) { + dev_err(&input->dev, "couldn't create workqueue\n"); + return -ENOMEM; + } + return 0; +} + +static void twl4030_vibra_close(struct input_dev *input) +{ + struct vibra_info *info = input_get_drvdata(input); + + cancel_work_sync(&info->play_work); + INIT_WORK(&info->play_work, vibra_play_work); /* cleanup */ + destroy_workqueue(info->workqueue); + info->workqueue = NULL; + + if (info->enabled) + vibra_disable(info); +} + +/*** Module ***/ +#if CONFIG_PM +static int twl4030_vibra_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct vibra_info *info = platform_get_drvdata(pdev); + + if (info->enabled) + vibra_disable(info); + + return 0; +} + +static int twl4030_vibra_resume(struct device *dev) +{ + vibra_disable_leds(); + return 0; +} + +static SIMPLE_DEV_PM_OPS(twl4030_vibra_pm_ops, + twl4030_vibra_suspend, twl4030_vibra_resume); +#endif + +static int __devinit twl4030_vibra_probe(struct platform_device *pdev) +{ + struct twl4030_codec_vibra_data *pdata = pdev->dev.platform_data; + struct vibra_info *info; + int ret; + + if (!pdata) { + dev_dbg(&pdev->dev, "platform_data not available\n"); + return -EINVAL; + } + + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + info->dev = &pdev->dev; + info->coexist = pdata->coexist; + INIT_WORK(&info->play_work, vibra_play_work); + + info->input_dev = input_allocate_device(); + if (info->input_dev == NULL) { + dev_err(&pdev->dev, "couldn't allocate input device\n"); + ret = -ENOMEM; + goto err_kzalloc; + } + + input_set_drvdata(info->input_dev, info); + + info->input_dev->name = "twl4030:vibrator"; + info->input_dev->id.version = 1; + info->input_dev->dev.parent = pdev->dev.parent; + info->input_dev->open = twl4030_vibra_open; + info->input_dev->close = twl4030_vibra_close; + __set_bit(FF_RUMBLE, info->input_dev->ffbit); + + ret = input_ff_create_memless(info->input_dev, NULL, vibra_play); + if (ret < 0) { + dev_dbg(&pdev->dev, "couldn't register vibrator to FF\n"); + goto err_ialloc; + } + + ret = input_register_device(info->input_dev); + if (ret < 0) { + dev_dbg(&pdev->dev, "couldn't register input device\n"); + goto err_iff; + } + + vibra_disable_leds(); + + platform_set_drvdata(pdev, info); + return 0; + +err_iff: + input_ff_destroy(info->input_dev); +err_ialloc: + input_free_device(info->input_dev); +err_kzalloc: + kfree(info); + return ret; +} + +static int __devexit twl4030_vibra_remove(struct platform_device *pdev) +{ + struct vibra_info *info = platform_get_drvdata(pdev); + + /* this also free ff-memless and calls close if needed */ + input_unregister_device(info->input_dev); + kfree(info); + platform_set_drvdata(pdev, NULL); + + return 0; +} + +static struct platform_driver twl4030_vibra_driver = { + .probe = twl4030_vibra_probe, + .remove = __devexit_p(twl4030_vibra_remove), + .driver = { + .name = "twl4030_codec_vibra", + .owner = THIS_MODULE, +#ifdef CONFIG_PM + .pm = &twl4030_vibra_pm_ops, +#endif + }, +}; + +static int __init twl4030_vibra_init(void) +{ + return platform_driver_register(&twl4030_vibra_driver); +} +module_init(twl4030_vibra_init); + +static void __exit twl4030_vibra_exit(void) +{ + platform_driver_unregister(&twl4030_vibra_driver); +} +module_exit(twl4030_vibra_exit); + +MODULE_ALIAS("platform:twl4030_codec_vibra"); + +MODULE_DESCRIPTION("TWL4030 Vibra driver"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Nokia Corporation"); diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c index d3f57245420a..b71eb55f2dbc 100644 --- a/drivers/input/misc/uinput.c +++ b/drivers/input/misc/uinput.c @@ -34,7 +34,6 @@ #include <linux/slab.h> #include <linux/module.h> #include <linux/init.h> -#include <linux/smp_lock.h> #include <linux/fs.h> #include <linux/miscdevice.h> #include <linux/uinput.h> @@ -284,7 +283,6 @@ static int uinput_open(struct inode *inode, struct file *file) if (!newdev) return -ENOMEM; - lock_kernel(); mutex_init(&newdev->mutex); spin_lock_init(&newdev->requests_lock); init_waitqueue_head(&newdev->requests_waitq); @@ -292,7 +290,7 @@ static int uinput_open(struct inode *inode, struct file *file) newdev->state = UIST_NEW_DEVICE; file->private_data = newdev; - unlock_kernel(); + nonseekable_open(inode, file); return 0; } @@ -302,7 +300,7 @@ static int uinput_validate_absbits(struct input_dev *dev) unsigned int cnt; int retval = 0; - for (cnt = 0; cnt < ABS_MAX + 1; cnt++) { + for (cnt = 0; cnt < ABS_CNT; cnt++) { if (!test_bit(cnt, dev->absbit)) continue; @@ -389,7 +387,7 @@ static int uinput_setup_device(struct uinput_device *udev, const char __user *bu dev->id.product = user_dev->id.product; dev->id.version = user_dev->id.version; - size = sizeof(int) * (ABS_MAX + 1); + size = sizeof(int) * ABS_CNT; memcpy(dev->absmax, user_dev->absmax, size); memcpy(dev->absmin, user_dev->absmin, size); memcpy(dev->absfuzz, user_dev->absfuzz, size); diff --git a/drivers/input/misc/winbond-cir.c b/drivers/input/misc/winbond-cir.c index c8f5a9a3fa14..64f1de7960c6 100644 --- a/drivers/input/misc/winbond-cir.c +++ b/drivers/input/misc/winbond-cir.c @@ -56,6 +56,7 @@ #include <linux/io.h> #include <linux/bitrev.h> #include <linux/bitops.h> +#include <linux/slab.h> #define DRVNAME "winbond-cir" @@ -385,26 +386,24 @@ wbcir_do_getkeycode(struct wbcir_data *data, u32 scancode) } static int -wbcir_getkeycode(struct input_dev *dev, int scancode, int *keycode) +wbcir_getkeycode(struct input_dev *dev, + unsigned int scancode, unsigned int *keycode) { struct wbcir_data *data = input_get_drvdata(dev); - *keycode = (int)wbcir_do_getkeycode(data, (u32)scancode); + *keycode = wbcir_do_getkeycode(data, scancode); return 0; } static int -wbcir_setkeycode(struct input_dev *dev, int sscancode, int keycode) +wbcir_setkeycode(struct input_dev *dev, + unsigned int scancode, unsigned int keycode) { struct wbcir_data *data = input_get_drvdata(dev); struct wbcir_keyentry *keyentry; struct wbcir_keyentry *new_keyentry; unsigned long flags; unsigned int old_keycode = KEY_RESERVED; - u32 scancode = (u32)sscancode; - - if (keycode < 0 || keycode > KEY_MAX) - return -EINVAL; new_keyentry = kmalloc(sizeof(*new_keyentry), GFP_KERNEL); if (!new_keyentry) @@ -538,6 +537,7 @@ wbcir_reset_irdata(struct wbcir_data *data) data->irdata_count = 0; data->irdata_off = 0; data->irdata_error = 0; + data->idle_count = 0; } /* Adds one bit of irdata */ @@ -1006,7 +1006,6 @@ wbcir_irq_handler(int irqno, void *cookie) } wbcir_reset_irdata(data); - data->idle_count = 0; } out: @@ -1018,7 +1017,7 @@ out: /***************************************************************************** * - * SUSPEND/RESUME FUNCTIONS + * SETUP/INIT/SUSPEND/RESUME FUNCTIONS * *****************************************************************************/ @@ -1197,7 +1196,16 @@ finish: } /* Disable interrupts */ + wbcir_select_bank(data, WBCIR_BANK_0); outb(WBCIR_IRQ_NONE, data->sbase + WBCIR_REG_SP3_IER); + + /* + * ACPI will set the HW disable bit for SP3 which means that the + * output signals are left in an undefined state which may cause + * spurious interrupts which we need to ignore until the hardware + * is reinitialized. + */ + disable_irq(data->irq); } static int @@ -1207,37 +1215,15 @@ wbcir_suspend(struct pnp_dev *device, pm_message_t state) return 0; } -static int -wbcir_resume(struct pnp_dev *device) -{ - struct wbcir_data *data = pnp_get_drvdata(device); - - /* Clear BUFF_EN, Clear END_EN, Clear MATCH_EN */ - wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_EV_EN, 0x00, 0x07); - - /* Clear CEIR_EN */ - wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_CTL, 0x00, 0x01); - - /* Enable interrupts */ - wbcir_reset_irdata(data); - outb(WBCIR_IRQ_RX | WBCIR_IRQ_ERR, data->sbase + WBCIR_REG_SP3_IER); - - return 0; -} - - - -/***************************************************************************** - * - * SETUP/INIT FUNCTIONS - * - *****************************************************************************/ - static void -wbcir_cfg_ceir(struct wbcir_data *data) +wbcir_init_hw(struct wbcir_data *data) { u8 tmp; + /* Disable interrupts */ + wbcir_select_bank(data, WBCIR_BANK_0); + outb(WBCIR_IRQ_NONE, data->sbase + WBCIR_REG_SP3_IER); + /* Set PROT_SEL, RX_INV, Clear CEIR_EN (needed for the led) */ tmp = protocol << 4; if (invert) @@ -1264,6 +1250,93 @@ wbcir_cfg_ceir(struct wbcir_data *data) * set SP3_IRRX_SW to binary 01, helpfully not documented */ outb(0x10, data->ebase + WBCIR_REG_ECEIR_CTS); + + /* Enable extended mode */ + wbcir_select_bank(data, WBCIR_BANK_2); + outb(WBCIR_EXT_ENABLE, data->sbase + WBCIR_REG_SP3_EXCR1); + + /* + * Configure baud generator, IR data will be sampled at + * a bitrate of: (24Mhz * prescaler) / (divisor * 16). + * + * The ECIR registers include a flag to change the + * 24Mhz clock freq to 48Mhz. + * + * It's not documented in the specs, but fifo levels + * other than 16 seems to be unsupported. + */ + + /* prescaler 1.0, tx/rx fifo lvl 16 */ + outb(0x30, data->sbase + WBCIR_REG_SP3_EXCR2); + + /* Set baud divisor to generate one byte per bit/cell */ + switch (protocol) { + case IR_PROTOCOL_RC5: + outb(0xA7, data->sbase + WBCIR_REG_SP3_BGDL); + break; + case IR_PROTOCOL_RC6: + outb(0x53, data->sbase + WBCIR_REG_SP3_BGDL); + break; + case IR_PROTOCOL_NEC: + outb(0x69, data->sbase + WBCIR_REG_SP3_BGDL); + break; + } + outb(0x00, data->sbase + WBCIR_REG_SP3_BGDH); + + /* Set CEIR mode */ + wbcir_select_bank(data, WBCIR_BANK_0); + outb(0xC0, data->sbase + WBCIR_REG_SP3_MCR); + inb(data->sbase + WBCIR_REG_SP3_LSR); /* Clear LSR */ + inb(data->sbase + WBCIR_REG_SP3_MSR); /* Clear MSR */ + + /* Disable RX demod, run-length encoding/decoding, set freq span */ + wbcir_select_bank(data, WBCIR_BANK_7); + outb(0x10, data->sbase + WBCIR_REG_SP3_RCCFG); + + /* Disable timer */ + wbcir_select_bank(data, WBCIR_BANK_4); + outb(0x00, data->sbase + WBCIR_REG_SP3_IRCR1); + + /* Enable MSR interrupt, Clear AUX_IRX */ + wbcir_select_bank(data, WBCIR_BANK_5); + outb(0x00, data->sbase + WBCIR_REG_SP3_IRCR2); + + /* Disable CRC */ + wbcir_select_bank(data, WBCIR_BANK_6); + outb(0x20, data->sbase + WBCIR_REG_SP3_IRCR3); + + /* Set RX/TX (de)modulation freq, not really used */ + wbcir_select_bank(data, WBCIR_BANK_7); + outb(0xF2, data->sbase + WBCIR_REG_SP3_IRRXDC); + outb(0x69, data->sbase + WBCIR_REG_SP3_IRTXMC); + + /* Set invert and pin direction */ + if (invert) + outb(0x10, data->sbase + WBCIR_REG_SP3_IRCFG4); + else + outb(0x00, data->sbase + WBCIR_REG_SP3_IRCFG4); + + /* Set FIFO thresholds (RX = 8, TX = 3), reset RX/TX */ + wbcir_select_bank(data, WBCIR_BANK_0); + outb(0x97, data->sbase + WBCIR_REG_SP3_FCR); + + /* Clear AUX status bits */ + outb(0xE0, data->sbase + WBCIR_REG_SP3_ASCR); + + /* Enable interrupts */ + wbcir_reset_irdata(data); + outb(WBCIR_IRQ_RX | WBCIR_IRQ_ERR, data->sbase + WBCIR_REG_SP3_IER); +} + +static int +wbcir_resume(struct pnp_dev *device) +{ + struct wbcir_data *data = pnp_get_drvdata(device); + + wbcir_init_hw(data); + enable_irq(data->irq); + + return 0; } static int __devinit @@ -1393,86 +1466,7 @@ wbcir_probe(struct pnp_dev *device, const struct pnp_device_id *dev_id) device_init_wakeup(&device->dev, 1); - wbcir_cfg_ceir(data); - - /* Disable interrupts */ - wbcir_select_bank(data, WBCIR_BANK_0); - outb(WBCIR_IRQ_NONE, data->sbase + WBCIR_REG_SP3_IER); - - /* Enable extended mode */ - wbcir_select_bank(data, WBCIR_BANK_2); - outb(WBCIR_EXT_ENABLE, data->sbase + WBCIR_REG_SP3_EXCR1); - - /* - * Configure baud generator, IR data will be sampled at - * a bitrate of: (24Mhz * prescaler) / (divisor * 16). - * - * The ECIR registers include a flag to change the - * 24Mhz clock freq to 48Mhz. - * - * It's not documented in the specs, but fifo levels - * other than 16 seems to be unsupported. - */ - - /* prescaler 1.0, tx/rx fifo lvl 16 */ - outb(0x30, data->sbase + WBCIR_REG_SP3_EXCR2); - - /* Set baud divisor to generate one byte per bit/cell */ - switch (protocol) { - case IR_PROTOCOL_RC5: - outb(0xA7, data->sbase + WBCIR_REG_SP3_BGDL); - break; - case IR_PROTOCOL_RC6: - outb(0x53, data->sbase + WBCIR_REG_SP3_BGDL); - break; - case IR_PROTOCOL_NEC: - outb(0x69, data->sbase + WBCIR_REG_SP3_BGDL); - break; - } - outb(0x00, data->sbase + WBCIR_REG_SP3_BGDH); - - /* Set CEIR mode */ - wbcir_select_bank(data, WBCIR_BANK_0); - outb(0xC0, data->sbase + WBCIR_REG_SP3_MCR); - inb(data->sbase + WBCIR_REG_SP3_LSR); /* Clear LSR */ - inb(data->sbase + WBCIR_REG_SP3_MSR); /* Clear MSR */ - - /* Disable RX demod, run-length encoding/decoding, set freq span */ - wbcir_select_bank(data, WBCIR_BANK_7); - outb(0x10, data->sbase + WBCIR_REG_SP3_RCCFG); - - /* Disable timer */ - wbcir_select_bank(data, WBCIR_BANK_4); - outb(0x00, data->sbase + WBCIR_REG_SP3_IRCR1); - - /* Enable MSR interrupt, Clear AUX_IRX */ - wbcir_select_bank(data, WBCIR_BANK_5); - outb(0x00, data->sbase + WBCIR_REG_SP3_IRCR2); - - /* Disable CRC */ - wbcir_select_bank(data, WBCIR_BANK_6); - outb(0x20, data->sbase + WBCIR_REG_SP3_IRCR3); - - /* Set RX/TX (de)modulation freq, not really used */ - wbcir_select_bank(data, WBCIR_BANK_7); - outb(0xF2, data->sbase + WBCIR_REG_SP3_IRRXDC); - outb(0x69, data->sbase + WBCIR_REG_SP3_IRTXMC); - - /* Set invert and pin direction */ - if (invert) - outb(0x10, data->sbase + WBCIR_REG_SP3_IRCFG4); - else - outb(0x00, data->sbase + WBCIR_REG_SP3_IRCFG4); - - /* Set FIFO thresholds (RX = 8, TX = 3), reset RX/TX */ - wbcir_select_bank(data, WBCIR_BANK_0); - outb(0x97, data->sbase + WBCIR_REG_SP3_FCR); - - /* Clear AUX status bits */ - outb(0xE0, data->sbase + WBCIR_REG_SP3_ASCR); - - /* Enable interrupts */ - outb(WBCIR_IRQ_RX | WBCIR_IRQ_ERR, data->sbase + WBCIR_REG_SP3_IER); + wbcir_init_hw(data); return 0; diff --git a/drivers/input/misc/wistron_btns.c b/drivers/input/misc/wistron_btns.c index c0afb71a3a6d..4dac8b79fcd4 100644 --- a/drivers/input/misc/wistron_btns.c +++ b/drivers/input/misc/wistron_btns.c @@ -29,6 +29,7 @@ #include <linux/module.h> #include <linux/preempt.h> #include <linux/string.h> +#include <linux/slab.h> #include <linux/types.h> #include <linux/platform_device.h> #include <linux/leds.h> @@ -982,11 +983,11 @@ static int __init copy_keymap(void) for (key = keymap; key->type != KE_END; key++) length++; - new_keymap = kmalloc(length * sizeof(struct key_entry), GFP_KERNEL); + new_keymap = kmemdup(keymap, length * sizeof(struct key_entry), + GFP_KERNEL); if (!new_keymap) return -ENOMEM; - memcpy(new_keymap, keymap, length * sizeof(struct key_entry)); keymap = new_keymap; return 0; diff --git a/drivers/input/misc/wm831x-on.c b/drivers/input/misc/wm831x-on.c index ba4f5dd7c60e..c3d7ba5f5b47 100644 --- a/drivers/input/misc/wm831x-on.c +++ b/drivers/input/misc/wm831x-on.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/init.h> +#include <linux/slab.h> #include <linux/kernel.h> #include <linux/errno.h> #include <linux/input.h> @@ -97,8 +98,9 @@ static int __devinit wm831x_on_probe(struct platform_device *pdev) wm831x_on->dev->phys = "wm831x_on/input0"; wm831x_on->dev->dev.parent = &pdev->dev; - ret = wm831x_request_irq(wm831x, irq, wm831x_on_irq, - IRQF_TRIGGER_RISING, "wm831x_on", wm831x_on); + ret = request_threaded_irq(irq, NULL, wm831x_on_irq, + IRQF_TRIGGER_RISING, "wm831x_on", + wm831x_on); if (ret < 0) { dev_err(&pdev->dev, "Unable to request IRQ: %d\n", ret); goto err_input_dev; @@ -114,7 +116,7 @@ static int __devinit wm831x_on_probe(struct platform_device *pdev) return 0; err_irq: - wm831x_free_irq(wm831x, irq, NULL); + free_irq(irq, wm831x_on); err_input_dev: input_free_device(wm831x_on->dev); err: @@ -127,7 +129,7 @@ static int __devexit wm831x_on_remove(struct platform_device *pdev) struct wm831x_on *wm831x_on = platform_get_drvdata(pdev); int irq = platform_get_irq(pdev, 0); - wm831x_free_irq(wm831x_on->wm831x, irq, wm831x_on); + free_irq(irq, wm831x_on); cancel_delayed_work_sync(&wm831x_on->work); input_unregister_device(wm831x_on->dev); kfree(wm831x_on); diff --git a/drivers/input/misc/yealink.c b/drivers/input/misc/yealink.c index 93a22ac0f88c..41201c6b5e68 100644 --- a/drivers/input/misc/yealink.c +++ b/drivers/input/misc/yealink.c @@ -111,7 +111,6 @@ struct yealink_dev { struct yld_ctl_packet *ctl_data; dma_addr_t ctl_dma; struct usb_ctrlrequest *ctl_req; - dma_addr_t ctl_req_dma; struct urb *urb_ctl; char phys[64]; /* physical device path */ @@ -836,12 +835,9 @@ static int usb_cleanup(struct yealink_dev *yld, int err) usb_free_urb(yld->urb_irq); usb_free_urb(yld->urb_ctl); - usb_buffer_free(yld->udev, sizeof(*(yld->ctl_req)), - yld->ctl_req, yld->ctl_req_dma); - usb_buffer_free(yld->udev, USB_PKT_LEN, - yld->ctl_data, yld->ctl_dma); - usb_buffer_free(yld->udev, USB_PKT_LEN, - yld->irq_data, yld->irq_dma); + kfree(yld->ctl_req); + usb_free_coherent(yld->udev, USB_PKT_LEN, yld->ctl_data, yld->ctl_dma); + usb_free_coherent(yld->udev, USB_PKT_LEN, yld->irq_data, yld->irq_dma); kfree(yld); return err; @@ -886,18 +882,17 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id) return usb_cleanup(yld, -ENOMEM); /* allocate usb buffers */ - yld->irq_data = usb_buffer_alloc(udev, USB_PKT_LEN, - GFP_ATOMIC, &yld->irq_dma); + yld->irq_data = usb_alloc_coherent(udev, USB_PKT_LEN, + GFP_ATOMIC, &yld->irq_dma); if (yld->irq_data == NULL) return usb_cleanup(yld, -ENOMEM); - yld->ctl_data = usb_buffer_alloc(udev, USB_PKT_LEN, - GFP_ATOMIC, &yld->ctl_dma); + yld->ctl_data = usb_alloc_coherent(udev, USB_PKT_LEN, + GFP_ATOMIC, &yld->ctl_dma); if (!yld->ctl_data) return usb_cleanup(yld, -ENOMEM); - yld->ctl_req = usb_buffer_alloc(udev, sizeof(*(yld->ctl_req)), - GFP_ATOMIC, &yld->ctl_req_dma); + yld->ctl_req = kmalloc(sizeof(*(yld->ctl_req)), GFP_KERNEL); if (yld->ctl_req == NULL) return usb_cleanup(yld, -ENOMEM); @@ -936,10 +931,8 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id) usb_fill_control_urb(yld->urb_ctl, udev, usb_sndctrlpipe(udev, 0), (void *)yld->ctl_req, yld->ctl_data, USB_PKT_LEN, urb_ctl_callback, yld); - yld->urb_ctl->setup_dma = yld->ctl_req_dma; yld->urb_ctl->transfer_dma = yld->ctl_dma; - yld->urb_ctl->transfer_flags |= URB_NO_SETUP_DMA_MAP | - URB_NO_TRANSFER_DMA_MAP; + yld->urb_ctl->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; yld->urb_ctl->dev = udev; /* find out the physical bus location */ diff --git a/drivers/input/misc/yealink.h b/drivers/input/misc/yealink.h index 48af0be9cbdf..1e0f52397010 100644 --- a/drivers/input/misc/yealink.h +++ b/drivers/input/misc/yealink.h @@ -127,7 +127,7 @@ struct yld_ctl_packet { * yld_status struct. */ -/* LCD, each segment must be driven seperately. +/* LCD, each segment must be driven separately. * * Layout: * diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index f93c2c0daf1f..99d58764ef03 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -15,6 +15,7 @@ * the Free Software Foundation. */ +#include <linux/slab.h> #include <linux/input.h> #include <linux/serio.h> #include <linux/libps2.h> @@ -63,6 +64,8 @@ static const struct alps_model_info alps_model_data[] = { { { 0x62, 0x02, 0x14 }, 0xcf, 0xcf, ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED }, { { 0x73, 0x02, 0x50 }, 0xcf, 0xcf, ALPS_FOUR_BUTTONS }, /* Dell Vostro 1400 */ + { { 0x52, 0x01, 0x14 }, 0xff, 0xff, + ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED }, /* Toshiba Tecra A11-11L */ }; /* @@ -118,40 +121,27 @@ static void alps_report_buttons(struct psmouse *psmouse, struct input_dev *dev1, struct input_dev *dev2, int left, int right, int middle) { - struct alps_data *priv = psmouse->private; - const struct alps_model_info *model = priv->i; - - if (model->flags & ALPS_PS2_INTERLEAVED) { - struct input_dev *dev; + struct input_dev *dev; - /* - * If shared button has already been reported on the - * other device (dev2) then this event should be also - * sent through that device. - */ - dev = test_bit(BTN_LEFT, dev2->key) ? dev2 : dev1; - input_report_key(dev, BTN_LEFT, left); + /* + * If shared button has already been reported on the + * other device (dev2) then this event should be also + * sent through that device. + */ + dev = test_bit(BTN_LEFT, dev2->key) ? dev2 : dev1; + input_report_key(dev, BTN_LEFT, left); - dev = test_bit(BTN_RIGHT, dev2->key) ? dev2 : dev1; - input_report_key(dev, BTN_RIGHT, right); + dev = test_bit(BTN_RIGHT, dev2->key) ? dev2 : dev1; + input_report_key(dev, BTN_RIGHT, right); - dev = test_bit(BTN_MIDDLE, dev2->key) ? dev2 : dev1; - input_report_key(dev, BTN_MIDDLE, middle); + dev = test_bit(BTN_MIDDLE, dev2->key) ? dev2 : dev1; + input_report_key(dev, BTN_MIDDLE, middle); - /* - * Sync the _other_ device now, we'll do the first - * device later once we report the rest of the events. - */ - input_sync(dev2); - } else { - /* - * For devices with non-interleaved packets we know what - * device buttons belong to so we can simply report them. - */ - input_report_key(dev1, BTN_LEFT, left); - input_report_key(dev1, BTN_RIGHT, right); - input_report_key(dev1, BTN_MIDDLE, middle); - } + /* + * Sync the _other_ device now, we'll do the first + * device later once we report the rest of the events. + */ + input_sync(dev2); } static void alps_process_packet(struct psmouse *psmouse) diff --git a/drivers/input/mouse/amimouse.c b/drivers/input/mouse/amimouse.c index a185ac78a42c..ff5f61a0fd3a 100644 --- a/drivers/input/mouse/amimouse.c +++ b/drivers/input/mouse/amimouse.c @@ -21,6 +21,7 @@ #include <linux/init.h> #include <linux/input.h> #include <linux/interrupt.h> +#include <linux/platform_device.h> #include <asm/irq.h> #include <asm/setup.h> @@ -34,10 +35,10 @@ MODULE_DESCRIPTION("Amiga mouse driver"); MODULE_LICENSE("GPL"); static int amimouse_lastx, amimouse_lasty; -static struct input_dev *amimouse_dev; -static irqreturn_t amimouse_interrupt(int irq, void *dummy) +static irqreturn_t amimouse_interrupt(int irq, void *data) { + struct input_dev *dev = data; unsigned short joy0dat, potgor; int nx, ny, dx, dy; @@ -59,14 +60,14 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy) potgor = amiga_custom.potgor; - input_report_rel(amimouse_dev, REL_X, dx); - input_report_rel(amimouse_dev, REL_Y, dy); + input_report_rel(dev, REL_X, dx); + input_report_rel(dev, REL_Y, dy); - input_report_key(amimouse_dev, BTN_LEFT, ciaa.pra & 0x40); - input_report_key(amimouse_dev, BTN_MIDDLE, potgor & 0x0100); - input_report_key(amimouse_dev, BTN_RIGHT, potgor & 0x0400); + input_report_key(dev, BTN_LEFT, ciaa.pra & 0x40); + input_report_key(dev, BTN_MIDDLE, potgor & 0x0100); + input_report_key(dev, BTN_RIGHT, potgor & 0x0400); - input_sync(amimouse_dev); + input_sync(dev); return IRQ_HANDLED; } @@ -74,63 +75,90 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy) static int amimouse_open(struct input_dev *dev) { unsigned short joy0dat; + int error; joy0dat = amiga_custom.joy0dat; amimouse_lastx = joy0dat & 0xff; amimouse_lasty = joy0dat >> 8; - if (request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", amimouse_interrupt)) { - printk(KERN_ERR "amimouse.c: Can't allocate irq %d\n", IRQ_AMIGA_VERTB); - return -EBUSY; - } + error = request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", + dev); + if (error) + dev_err(&dev->dev, "Can't allocate irq %d\n", IRQ_AMIGA_VERTB); - return 0; + return error; } static void amimouse_close(struct input_dev *dev) { - free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt); + free_irq(IRQ_AMIGA_VERTB, dev); } -static int __init amimouse_init(void) +static int __init amimouse_probe(struct platform_device *pdev) { int err; + struct input_dev *dev; - if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_MOUSE)) - return -ENODEV; - - amimouse_dev = input_allocate_device(); - if (!amimouse_dev) + dev = input_allocate_device(); + if (!dev) return -ENOMEM; - amimouse_dev->name = "Amiga mouse"; - amimouse_dev->phys = "amimouse/input0"; - amimouse_dev->id.bustype = BUS_AMIGA; - amimouse_dev->id.vendor = 0x0001; - amimouse_dev->id.product = 0x0002; - amimouse_dev->id.version = 0x0100; + dev->name = pdev->name; + dev->phys = "amimouse/input0"; + dev->id.bustype = BUS_AMIGA; + dev->id.vendor = 0x0001; + dev->id.product = 0x0002; + dev->id.version = 0x0100; - amimouse_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); - amimouse_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y); - amimouse_dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) | + dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); + dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y); + dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT); - amimouse_dev->open = amimouse_open; - amimouse_dev->close = amimouse_close; + dev->open = amimouse_open; + dev->close = amimouse_close; + dev->dev.parent = &pdev->dev; - err = input_register_device(amimouse_dev); + err = input_register_device(dev); if (err) { - input_free_device(amimouse_dev); + input_free_device(dev); return err; } + platform_set_drvdata(pdev, dev); + return 0; } -static void __exit amimouse_exit(void) +static int __exit amimouse_remove(struct platform_device *pdev) { - input_unregister_device(amimouse_dev); + struct input_dev *dev = platform_get_drvdata(pdev); + + platform_set_drvdata(pdev, NULL); + input_unregister_device(dev); + return 0; +} + +static struct platform_driver amimouse_driver = { + .remove = __exit_p(amimouse_remove), + .driver = { + .name = "amiga-mouse", + .owner = THIS_MODULE, + }, +}; + +static int __init amimouse_init(void) +{ + return platform_driver_probe(&amimouse_driver, amimouse_probe); } module_init(amimouse_init); + +static void __exit amimouse_exit(void) +{ + platform_driver_unregister(&amimouse_driver); +} + module_exit(amimouse_exit); + +MODULE_ALIAS("platform:amiga-mouse"); diff --git a/drivers/input/mouse/appletouch.c b/drivers/input/mouse/appletouch.c index 908b5b44052f..05edd75abca0 100644 --- a/drivers/input/mouse/appletouch.c +++ b/drivers/input/mouse/appletouch.c @@ -205,8 +205,8 @@ struct atp { bool overflow_warned; int x_old; /* last reported x/y, */ int y_old; /* used for smoothing */ - signed char xy_cur[ATP_XSENSORS + ATP_YSENSORS]; - signed char xy_old[ATP_XSENSORS + ATP_YSENSORS]; + u8 xy_cur[ATP_XSENSORS + ATP_YSENSORS]; + u8 xy_old[ATP_XSENSORS + ATP_YSENSORS]; int xy_acc[ATP_XSENSORS + ATP_YSENSORS]; int idlecount; /* number of empty packets */ struct work_struct work; @@ -531,7 +531,7 @@ static void atp_complete_geyser_1_2(struct urb *urb) for (i = 0; i < ATP_XSENSORS + ATP_YSENSORS; i++) { /* accumulate the change */ - signed char change = dev->xy_old[i] - dev->xy_cur[i]; + int change = dev->xy_old[i] - dev->xy_cur[i]; dev->xy_acc[i] -= change; /* prevent down drifting */ @@ -806,8 +806,8 @@ static int atp_probe(struct usb_interface *iface, if (!dev->urb) goto err_free_devs; - dev->data = usb_buffer_alloc(dev->udev, dev->info->datalen, GFP_KERNEL, - &dev->urb->transfer_dma); + dev->data = usb_alloc_coherent(dev->udev, dev->info->datalen, GFP_KERNEL, + &dev->urb->transfer_dma); if (!dev->data) goto err_free_urb; @@ -862,8 +862,8 @@ static int atp_probe(struct usb_interface *iface, return 0; err_free_buffer: - usb_buffer_free(dev->udev, dev->info->datalen, - dev->data, dev->urb->transfer_dma); + usb_free_coherent(dev->udev, dev->info->datalen, + dev->data, dev->urb->transfer_dma); err_free_urb: usb_free_urb(dev->urb); err_free_devs: @@ -881,8 +881,8 @@ static void atp_disconnect(struct usb_interface *iface) if (dev) { usb_kill_urb(dev->urb); input_unregister_device(dev->input); - usb_buffer_free(dev->udev, dev->info->datalen, - dev->data, dev->urb->transfer_dma); + usb_free_coherent(dev->udev, dev->info->datalen, + dev->data, dev->urb->transfer_dma); usb_free_urb(dev->urb); kfree(dev); } diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c index 4f8fe0886b2a..6dedded27222 100644 --- a/drivers/input/mouse/bcm5974.c +++ b/drivers/input/mouse/bcm5974.c @@ -715,15 +715,15 @@ static int bcm5974_probe(struct usb_interface *iface, if (!dev->tp_urb) goto err_free_bt_urb; - dev->bt_data = usb_buffer_alloc(dev->udev, - dev->cfg.bt_datalen, GFP_KERNEL, - &dev->bt_urb->transfer_dma); + dev->bt_data = usb_alloc_coherent(dev->udev, + dev->cfg.bt_datalen, GFP_KERNEL, + &dev->bt_urb->transfer_dma); if (!dev->bt_data) goto err_free_urb; - dev->tp_data = usb_buffer_alloc(dev->udev, - dev->cfg.tp_datalen, GFP_KERNEL, - &dev->tp_urb->transfer_dma); + dev->tp_data = usb_alloc_coherent(dev->udev, + dev->cfg.tp_datalen, GFP_KERNEL, + &dev->tp_urb->transfer_dma); if (!dev->tp_data) goto err_free_bt_buffer; @@ -765,10 +765,10 @@ static int bcm5974_probe(struct usb_interface *iface, return 0; err_free_buffer: - usb_buffer_free(dev->udev, dev->cfg.tp_datalen, + usb_free_coherent(dev->udev, dev->cfg.tp_datalen, dev->tp_data, dev->tp_urb->transfer_dma); err_free_bt_buffer: - usb_buffer_free(dev->udev, dev->cfg.bt_datalen, + usb_free_coherent(dev->udev, dev->cfg.bt_datalen, dev->bt_data, dev->bt_urb->transfer_dma); err_free_urb: usb_free_urb(dev->tp_urb); @@ -788,10 +788,10 @@ static void bcm5974_disconnect(struct usb_interface *iface) usb_set_intfdata(iface, NULL); input_unregister_device(dev->input); - usb_buffer_free(dev->udev, dev->cfg.tp_datalen, - dev->tp_data, dev->tp_urb->transfer_dma); - usb_buffer_free(dev->udev, dev->cfg.bt_datalen, - dev->bt_data, dev->bt_urb->transfer_dma); + usb_free_coherent(dev->udev, dev->cfg.tp_datalen, + dev->tp_data, dev->tp_urb->transfer_dma); + usb_free_coherent(dev->udev, dev->cfg.bt_datalen, + dev->bt_data, dev->bt_urb->transfer_dma); usb_free_urb(dev->tp_urb); usb_free_urb(dev->bt_urb); kfree(dev); @@ -803,7 +803,6 @@ static struct usb_driver bcm5974_driver = { .disconnect = bcm5974_disconnect, .suspend = bcm5974_suspend, .resume = bcm5974_resume, - .reset_resume = bcm5974_resume, .id_table = bcm5974_table, .supports_autosuspend = 1, }; diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index b27684f267bf..b18862b2a70e 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -10,7 +10,10 @@ * Trademarks are the property of their respective owners. */ +#define pr_fmt(fmt) KBUILD_BASENAME ": " fmt + #include <linux/delay.h> +#include <linux/slab.h> #include <linux/module.h> #include <linux/input.h> #include <linux/serio.h> @@ -18,12 +21,16 @@ #include "psmouse.h" #include "elantech.h" -#define elantech_debug(format, arg...) \ - do { \ - if (etd->debug) \ - printk(KERN_DEBUG format, ##arg); \ +#define elantech_debug(fmt, ...) \ + do { \ + if (etd->debug) \ + printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \ } while (0) +static bool force_elantech; +module_param_named(force_elantech, force_elantech, bool, 0644); +MODULE_PARM_DESC(force_elantech, "Force the Elantech PS/2 protocol extension to be used, 1 = enabled, 0 = disabled (default)."); + /* * Send a Synaptics style sliced query command */ @@ -32,7 +39,7 @@ static int synaptics_send_cmd(struct psmouse *psmouse, unsigned char c, { if (psmouse_sliced_command(psmouse, c) || ps2_command(&psmouse->ps2dev, param, PSMOUSE_CMD_GETINFO)) { - pr_err("elantech.c: synaptics_send_cmd query 0x%02x failed.\n", c); + pr_err("synaptics_send_cmd query 0x%02x failed.\n", c); return -1; } @@ -55,13 +62,13 @@ static int elantech_ps2_command(struct psmouse *psmouse, if (rc == 0) break; tries--; - elantech_debug("elantech.c: retrying ps2 command 0x%02x (%d).\n", - command, tries); + elantech_debug("retrying ps2 command 0x%02x (%d).\n", + command, tries); msleep(ETP_PS2_COMMAND_DELAY); } while (tries > 0); if (rc) - pr_err("elantech.c: ps2 command 0x%02x failed.\n", command); + pr_err("ps2 command 0x%02x failed.\n", command); return rc; } @@ -103,7 +110,7 @@ static int elantech_read_reg(struct psmouse *psmouse, unsigned char reg, } if (rc) - pr_err("elantech.c: failed to read register 0x%02x.\n", reg); + pr_err("failed to read register 0x%02x.\n", reg); else *val = param[0]; @@ -149,7 +156,7 @@ static int elantech_write_reg(struct psmouse *psmouse, unsigned char reg, } if (rc) - pr_err("elantech.c: failed to write register 0x%02x with value 0x%02x.\n", + pr_err("failed to write register 0x%02x with value 0x%02x.\n", reg, val); return rc; @@ -162,7 +169,7 @@ static void elantech_packet_dump(unsigned char *packet, int size) { int i; - printk(KERN_DEBUG "elantech.c: PS/2 packet ["); + printk(KERN_DEBUG pr_fmt("PS/2 packet [")); for (i = 0; i < size; i++) printk("%s0x%02x ", (i) ? ", " : " ", packet[i]); printk("]\n"); @@ -180,34 +187,40 @@ static void elantech_report_absolute_v1(struct psmouse *psmouse) int fingers; static int old_fingers; - if (etd->fw_version_maj == 0x01) { - /* byte 0: D U p1 p2 1 p3 R L - byte 1: f 0 th tw x9 x8 y9 y8 */ + if (etd->fw_version < 0x020000) { + /* + * byte 0: D U p1 p2 1 p3 R L + * byte 1: f 0 th tw x9 x8 y9 y8 + */ fingers = ((packet[1] & 0x80) >> 7) + ((packet[1] & 0x30) >> 4); } else { - /* byte 0: n1 n0 p2 p1 1 p3 R L - byte 1: 0 0 0 0 x9 x8 y9 y8 */ + /* + * byte 0: n1 n0 p2 p1 1 p3 R L + * byte 1: 0 0 0 0 x9 x8 y9 y8 + */ fingers = (packet[0] & 0xc0) >> 6; } if (etd->jumpy_cursor) { /* Discard packets that are likely to have bogus coordinates */ if (fingers > old_fingers) { - elantech_debug("elantech.c: discarding packet\n"); + elantech_debug("discarding packet\n"); goto discard_packet_v1; } } input_report_key(dev, BTN_TOUCH, fingers != 0); - /* byte 2: x7 x6 x5 x4 x3 x2 x1 x0 - byte 3: y7 y6 y5 y4 y3 y2 y1 y0 */ + /* + * byte 2: x7 x6 x5 x4 x3 x2 x1 x0 + * byte 3: y7 y6 y5 y4 y3 y2 y1 y0 + */ if (fingers) { input_report_abs(dev, ABS_X, ((packet[1] & 0x0c) << 6) | packet[2]); - input_report_abs(dev, ABS_Y, ETP_YMAX_V1 - - (((packet[1] & 0x03) << 8) | packet[3])); + input_report_abs(dev, ABS_Y, + ETP_YMAX_V1 - (((packet[1] & 0x03) << 8) | packet[3])); } input_report_key(dev, BTN_TOOL_FINGER, fingers == 1); @@ -216,7 +229,7 @@ static void elantech_report_absolute_v1(struct psmouse *psmouse) input_report_key(dev, BTN_LEFT, packet[0] & 0x01); input_report_key(dev, BTN_RIGHT, packet[0] & 0x02); - if ((etd->fw_version_maj == 0x01) && + if (etd->fw_version < 0x020000 && (etd->capabilities & ETP_CAP_HAS_ROCKER)) { /* rocker up */ input_report_key(dev, BTN_FORWARD, packet[0] & 0x40); @@ -246,34 +259,47 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse) switch (fingers) { case 1: - /* byte 1: x15 x14 x13 x12 x11 x10 x9 x8 - byte 2: x7 x6 x5 x4 x4 x2 x1 x0 */ - input_report_abs(dev, ABS_X, (packet[1] << 8) | packet[2]); - /* byte 4: y15 y14 y13 y12 y11 y10 y8 y8 - byte 5: y7 y6 y5 y4 y3 y2 y1 y0 */ - input_report_abs(dev, ABS_Y, ETP_YMAX_V2 - - ((packet[4] << 8) | packet[5])); + /* + * byte 1: . . . . . x10 x9 x8 + * byte 2: x7 x6 x5 x4 x4 x2 x1 x0 + */ + input_report_abs(dev, ABS_X, + ((packet[1] & 0x07) << 8) | packet[2]); + /* + * byte 4: . . . . . . y9 y8 + * byte 5: y7 y6 y5 y4 y3 y2 y1 y0 + */ + input_report_abs(dev, ABS_Y, + ETP_YMAX_V2 - (((packet[4] & 0x03) << 8) | packet[5])); break; case 2: - /* The coordinate of each finger is reported separately with - a lower resolution for two finger touches */ - /* byte 0: . . ay8 ax8 . . . . - byte 1: ax7 ax6 ax5 ax4 ax3 ax2 ax1 ax0 */ + /* + * The coordinate of each finger is reported separately + * with a lower resolution for two finger touches: + * byte 0: . . ay8 ax8 . . . . + * byte 1: ax7 ax6 ax5 ax4 ax3 ax2 ax1 ax0 + */ x1 = ((packet[0] & 0x10) << 4) | packet[1]; /* byte 2: ay7 ay6 ay5 ay4 ay3 ay2 ay1 ay0 */ y1 = ETP_2FT_YMAX - (((packet[0] & 0x20) << 3) | packet[2]); - /* byte 3: . . by8 bx8 . . . . - byte 4: bx7 bx6 bx5 bx4 bx3 bx2 bx1 bx0 */ + /* + * byte 3: . . by8 bx8 . . . . + * byte 4: bx7 bx6 bx5 bx4 bx3 bx2 bx1 bx0 + */ x2 = ((packet[3] & 0x10) << 4) | packet[4]; /* byte 5: by7 by8 by5 by4 by3 by2 by1 by0 */ y2 = ETP_2FT_YMAX - (((packet[3] & 0x20) << 3) | packet[5]); - /* For compatibility with the X Synaptics driver scale up one - coordinate and report as ordinary mouse movent */ + /* + * For compatibility with the X Synaptics driver scale up + * one coordinate and report as ordinary mouse movent + */ input_report_abs(dev, ABS_X, x1 << 2); input_report_abs(dev, ABS_Y, y1 << 2); - /* For compatibility with the proprietary X Elantech driver - report both coordinates as hat coordinates */ + /* + * For compatibility with the proprietary X Elantech driver + * report both coordinates as hat coordinates + */ input_report_abs(dev, ABS_HAT0X, x1); input_report_abs(dev, ABS_HAT0Y, y1); input_report_abs(dev, ABS_HAT1X, x2); @@ -297,7 +323,7 @@ static int elantech_check_parity_v1(struct psmouse *psmouse) unsigned char p1, p2, p3; /* Parity bits are placed differently */ - if (etd->fw_version_maj == 0x01) { + if (etd->fw_version < 0x020000) { /* byte 0: D U p1 p2 1 p3 R L */ p1 = (packet[0] & 0x20) >> 5; p2 = (packet[0] & 0x10) >> 4; @@ -389,23 +415,21 @@ static int elantech_set_absolute_mode(struct psmouse *psmouse) if (rc == 0) break; tries--; - elantech_debug("elantech.c: retrying read (%d).\n", - tries); + elantech_debug("retrying read (%d).\n", tries); msleep(ETP_READ_BACK_DELAY); } while (tries > 0); if (rc) { - pr_err("elantech.c: failed to read back register 0x10.\n"); + pr_err("failed to read back register 0x10.\n"); } else if (etd->hw_version == 1 && !(val & ETP_R10_ABSOLUTE_MODE)) { - pr_err("elantech.c: touchpad refuses " - "to switch to absolute mode.\n"); + pr_err("touchpad refuses to switch to absolute mode.\n"); rc = -1; } } if (rc) - pr_err("elantech.c: failed to initialise registers.\n"); + pr_err("failed to initialise registers.\n"); return rc; } @@ -433,7 +457,7 @@ static void elantech_set_input_params(struct psmouse *psmouse) switch (etd->hw_version) { case 1: /* Rocker button */ - if ((etd->fw_version_maj == 0x01) && + if (etd->fw_version < 0x020000 && (etd->capabilities & ETP_CAP_HAS_ROCKER)) { __set_bit(BTN_FORWARD, dev->keybit); __set_bit(BTN_BACK, dev->keybit); @@ -551,6 +575,24 @@ static struct attribute_group elantech_attr_group = { .attrs = elantech_attrs, }; +static bool elantech_is_signature_valid(const unsigned char *param) +{ + static const unsigned char rates[] = { 200, 100, 80, 60, 40, 20, 10 }; + int i; + + if (param[0] == 0) + return false; + + if (param[1] == 0) + return true; + + for (i = 0; i < ARRAY_SIZE(rates); i++) + if (param[2] == rates[i]) + return false; + + return true; +} + /* * Use magic knock to detect Elantech touchpad */ @@ -566,7 +608,7 @@ int elantech_detect(struct psmouse *psmouse, bool set_properties) ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) || ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) || ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO)) { - pr_debug("elantech.c: sending Elantech magic knock failed.\n"); + pr_debug("sending Elantech magic knock failed.\n"); return -1; } @@ -575,8 +617,7 @@ int elantech_detect(struct psmouse *psmouse, bool set_properties) * set of magic numbers */ if (param[0] != 0x3c || param[1] != 0x03 || param[2] != 0xc8) { - pr_debug("elantech.c: " - "unexpected magic knock result 0x%02x, 0x%02x, 0x%02x.\n", + pr_debug("unexpected magic knock result 0x%02x, 0x%02x, 0x%02x.\n", param[0], param[1], param[2]); return -1; } @@ -587,16 +628,20 @@ int elantech_detect(struct psmouse *psmouse, bool set_properties) * to Elantech magic knock and there might be more. */ if (synaptics_send_cmd(psmouse, ETP_FW_VERSION_QUERY, param)) { - pr_debug("elantech.c: failed to query firmware version.\n"); + pr_debug("failed to query firmware version.\n"); return -1; } - pr_debug("elantech.c: Elantech version query result 0x%02x, 0x%02x, 0x%02x.\n", + pr_debug("Elantech version query result 0x%02x, 0x%02x, 0x%02x.\n", param[0], param[1], param[2]); - if (param[0] == 0 || param[1] != 0) { - pr_debug("elantech.c: Probably not a real Elantech touchpad. Aborting.\n"); - return -1; + if (!elantech_is_signature_valid(param)) { + if (!force_elantech) { + pr_debug("Probably not a real Elantech touchpad. Aborting.\n"); + return -1; + } + + pr_debug("Probably not a real Elantech touchpad. Enabling anyway due to force_elantech.\n"); } if (set_properties) { @@ -627,7 +672,7 @@ static int elantech_reconnect(struct psmouse *psmouse) return -1; if (elantech_set_absolute_mode(psmouse)) { - pr_err("elantech.c: failed to put touchpad back into absolute mode.\n"); + pr_err("failed to put touchpad back into absolute mode.\n"); return -1; } @@ -655,17 +700,17 @@ int elantech_init(struct psmouse *psmouse) * Do the version query again so we can store the result */ if (synaptics_send_cmd(psmouse, ETP_FW_VERSION_QUERY, param)) { - pr_err("elantech.c: failed to query firmware version.\n"); + pr_err("failed to query firmware version.\n"); goto init_fail; } - etd->fw_version_maj = param[0]; - etd->fw_version_min = param[2]; + + etd->fw_version = (param[0] << 16) | (param[1] << 8) | param[2]; /* * Assume every version greater than this is new EeePC style * hardware with 6 byte packets */ - if (etd->fw_version_maj >= 0x02 && etd->fw_version_min >= 0x30) { + if (etd->fw_version >= 0x020030) { etd->hw_version = 2; /* For now show extra debug information */ etd->debug = 1; @@ -675,14 +720,15 @@ int elantech_init(struct psmouse *psmouse) etd->hw_version = 1; etd->paritycheck = 1; } - pr_info("elantech.c: assuming hardware version %d, firmware version %d.%d\n", - etd->hw_version, etd->fw_version_maj, etd->fw_version_min); + + pr_info("assuming hardware version %d, firmware version %d.%d.%d\n", + etd->hw_version, param[0], param[1], param[2]); if (synaptics_send_cmd(psmouse, ETP_CAPABILITIES_QUERY, param)) { - pr_err("elantech.c: failed to query capabilities.\n"); + pr_err("failed to query capabilities.\n"); goto init_fail; } - pr_info("elantech.c: Synaptics capabilities query result 0x%02x, 0x%02x, 0x%02x.\n", + pr_info("Synaptics capabilities query result 0x%02x, 0x%02x, 0x%02x.\n", param[0], param[1], param[2]); etd->capabilities = param[0]; @@ -691,14 +737,13 @@ int elantech_init(struct psmouse *psmouse) * a touch action starts causing the mouse cursor or scrolled page * to jump. Enable a workaround. */ - if (etd->fw_version_maj == 0x02 && etd->fw_version_min == 0x22) { - pr_info("elantech.c: firmware version 2.34 detected, " - "enabling jumpy cursor workaround\n"); + if (etd->fw_version == 0x020022) { + pr_info("firmware version 2.0.34 detected, enabling jumpy cursor workaround\n"); etd->jumpy_cursor = 1; } if (elantech_set_absolute_mode(psmouse)) { - pr_err("elantech.c: failed to put touchpad into absolute mode.\n"); + pr_err("failed to put touchpad into absolute mode.\n"); goto init_fail; } @@ -707,8 +752,7 @@ int elantech_init(struct psmouse *psmouse) error = sysfs_create_group(&psmouse->ps2dev.serio->dev.kobj, &elantech_attr_group); if (error) { - pr_err("elantech.c: failed to create sysfs attributes, error: %d.\n", - error); + pr_err("failed to create sysfs attributes, error: %d.\n", error); goto init_fail; } diff --git a/drivers/input/mouse/elantech.h b/drivers/input/mouse/elantech.h index feac5f7af966..ac57bde1bb9f 100644 --- a/drivers/input/mouse/elantech.h +++ b/drivers/input/mouse/elantech.h @@ -100,11 +100,10 @@ struct elantech_data { unsigned char reg_26; unsigned char debug; unsigned char capabilities; - unsigned char fw_version_maj; - unsigned char fw_version_min; - unsigned char hw_version; unsigned char paritycheck; unsigned char jumpy_cursor; + unsigned char hw_version; + unsigned int fw_version; unsigned char parity[256]; }; diff --git a/drivers/input/mouse/hgpk.c b/drivers/input/mouse/hgpk.c index 90be30e93556..1d2205b24800 100644 --- a/drivers/input/mouse/hgpk.c +++ b/drivers/input/mouse/hgpk.c @@ -30,6 +30,7 @@ */ #define DEBUG +#include <linux/slab.h> #include <linux/input.h> #include <linux/serio.h> #include <linux/libps2.h> @@ -39,8 +40,8 @@ #include "psmouse.h" #include "hgpk.h" -static int tpdebug; -module_param(tpdebug, int, 0644); +static bool tpdebug; +module_param(tpdebug, bool, 0644); MODULE_PARM_DESC(tpdebug, "enable debugging, dumping packets to KERN_DEBUG."); static int recalib_delta = 100; @@ -68,10 +69,6 @@ module_param(post_interrupt_delay, int, 0644); MODULE_PARM_DESC(post_interrupt_delay, "delay (ms) before recal after recal interrupt detected"); -static int autorecal = 1; -module_param(autorecal, int, 0644); -MODULE_PARM_DESC(autorecal, "enable recalibration in the driver"); - /* * When the touchpad gets ultra-sensitive, one can keep their finger 1/2" * above the pad and still have it send packets. This causes a jump cursor diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c index 7c1d7d420ae3..c31ad11df6bb 100644 --- a/drivers/input/mouse/lifebook.c +++ b/drivers/input/mouse/lifebook.c @@ -16,6 +16,7 @@ #include <linux/serio.h> #include <linux/libps2.h> #include <linux/dmi.h> +#include <linux/slab.h> #include "psmouse.h" #include "lifebook.h" diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c index 543c240a85f2..c9983aee9082 100644 --- a/drivers/input/mouse/logips2pp.c +++ b/drivers/input/mouse/logips2pp.c @@ -56,36 +56,36 @@ static psmouse_ret_t ps2pp_process_byte(struct psmouse *psmouse) /* Logitech extended packet */ switch ((packet[1] >> 4) | (packet[0] & 0x30)) { - case 0x0d: /* Mouse extra info */ + case 0x0d: /* Mouse extra info */ - input_report_rel(dev, packet[2] & 0x80 ? REL_HWHEEL : REL_WHEEL, - (int) (packet[2] & 8) - (int) (packet[2] & 7)); - input_report_key(dev, BTN_SIDE, (packet[2] >> 4) & 1); - input_report_key(dev, BTN_EXTRA, (packet[2] >> 5) & 1); + input_report_rel(dev, packet[2] & 0x80 ? REL_HWHEEL : REL_WHEEL, + (int) (packet[2] & 8) - (int) (packet[2] & 7)); + input_report_key(dev, BTN_SIDE, (packet[2] >> 4) & 1); + input_report_key(dev, BTN_EXTRA, (packet[2] >> 5) & 1); - break; + break; - case 0x0e: /* buttons 4, 5, 6, 7, 8, 9, 10 info */ + case 0x0e: /* buttons 4, 5, 6, 7, 8, 9, 10 info */ - input_report_key(dev, BTN_SIDE, (packet[2]) & 1); - input_report_key(dev, BTN_EXTRA, (packet[2] >> 1) & 1); - input_report_key(dev, BTN_BACK, (packet[2] >> 3) & 1); - input_report_key(dev, BTN_FORWARD, (packet[2] >> 4) & 1); - input_report_key(dev, BTN_TASK, (packet[2] >> 2) & 1); + input_report_key(dev, BTN_SIDE, (packet[2]) & 1); + input_report_key(dev, BTN_EXTRA, (packet[2] >> 1) & 1); + input_report_key(dev, BTN_BACK, (packet[2] >> 3) & 1); + input_report_key(dev, BTN_FORWARD, (packet[2] >> 4) & 1); + input_report_key(dev, BTN_TASK, (packet[2] >> 2) & 1); - break; + break; - case 0x0f: /* TouchPad extra info */ + case 0x0f: /* TouchPad extra info */ - input_report_rel(dev, packet[2] & 0x08 ? REL_HWHEEL : REL_WHEEL, - (int) ((packet[2] >> 4) & 8) - (int) ((packet[2] >> 4) & 7)); - packet[0] = packet[2] | 0x08; - break; + input_report_rel(dev, packet[2] & 0x08 ? REL_HWHEEL : REL_WHEEL, + (int) ((packet[2] >> 4) & 8) - (int) ((packet[2] >> 4) & 7)); + packet[0] = packet[2] | 0x08; + break; #ifdef DEBUG - default: - printk(KERN_WARNING "psmouse.c: Received PS2++ packet #%x, but don't know how to handle.\n", - (packet[1] >> 4) | (packet[0] & 0x30)); + default: + printk(KERN_WARNING "psmouse.c: Received PS2++ packet #%x, but don't know how to handle.\n", + (packet[1] >> 4) | (packet[0] & 0x30)); #endif } } else { @@ -250,7 +250,6 @@ static const struct ps2pp_info *get_model_info(unsigned char model) if (model == ps2pp_list[i].model) return &ps2pp_list[i]; - printk(KERN_WARNING "logips2pp: Detected unknown logitech mouse model %d\n", model); return NULL; } @@ -285,31 +284,32 @@ static void ps2pp_set_model_properties(struct psmouse *psmouse, __set_bit(REL_HWHEEL, input_dev->relbit); switch (model_info->kind) { - case PS2PP_KIND_WHEEL: - psmouse->name = "Wheel Mouse"; - break; - - case PS2PP_KIND_MX: - psmouse->name = "MX Mouse"; - break; - case PS2PP_KIND_TP3: - psmouse->name = "TouchPad 3"; - break; - - case PS2PP_KIND_TRACKMAN: - psmouse->name = "TrackMan"; - break; - - default: - /* - * Set name to "Mouse" only when using PS2++, - * otherwise let other protocols define suitable - * name - */ - if (using_ps2pp) - psmouse->name = "Mouse"; - break; + case PS2PP_KIND_WHEEL: + psmouse->name = "Wheel Mouse"; + break; + + case PS2PP_KIND_MX: + psmouse->name = "MX Mouse"; + break; + + case PS2PP_KIND_TP3: + psmouse->name = "TouchPad 3"; + break; + + case PS2PP_KIND_TRACKMAN: + psmouse->name = "TrackMan"; + break; + + default: + /* + * Set name to "Mouse" only when using PS2++, + * otherwise let other protocols define suitable + * name + */ + if (using_ps2pp) + psmouse->name = "Mouse"; + break; } } @@ -343,7 +343,8 @@ int ps2pp_init(struct psmouse *psmouse, bool set_properties) if (!model || !buttons) return -1; - if ((model_info = get_model_info(model)) != NULL) { + model_info = get_model_info(model); + if (model_info) { /* * Do Logitech PS2++ / PS2T++ magic init. @@ -379,6 +380,9 @@ int ps2pp_init(struct psmouse *psmouse, bool set_properties) use_ps2pp = true; } } + + } else { + printk(KERN_WARNING "logips2pp: Detected unknown logitech mouse model %d\n", model); } if (set_properties) { diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c index d8c0c8d6992c..979c50215282 100644 --- a/drivers/input/mouse/psmouse-base.c +++ b/drivers/input/mouse/psmouse-base.c @@ -110,6 +110,7 @@ static struct workqueue_struct *kpsmoused_wq; struct psmouse_protocol { enum psmouse_type type; bool maxproto; + bool ignore_parity; /* Protocol should ignore parity errors from KBC */ const char *name; const char *alias; int (*detect)(struct psmouse *, bool); @@ -146,18 +147,18 @@ static psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse) if (psmouse->type == PSMOUSE_IMEX) { switch (packet[3] & 0xC0) { - case 0x80: /* vertical scroll on IntelliMouse Explorer 4.0 */ - input_report_rel(dev, REL_WHEEL, (int) (packet[3] & 32) - (int) (packet[3] & 31)); - break; - case 0x40: /* horizontal scroll on IntelliMouse Explorer 4.0 */ - input_report_rel(dev, REL_HWHEEL, (int) (packet[3] & 32) - (int) (packet[3] & 31)); - break; - case 0x00: - case 0xC0: - input_report_rel(dev, REL_WHEEL, (int) (packet[3] & 8) - (int) (packet[3] & 7)); - input_report_key(dev, BTN_SIDE, (packet[3] >> 4) & 1); - input_report_key(dev, BTN_EXTRA, (packet[3] >> 5) & 1); - break; + case 0x80: /* vertical scroll on IntelliMouse Explorer 4.0 */ + input_report_rel(dev, REL_WHEEL, (int) (packet[3] & 32) - (int) (packet[3] & 31)); + break; + case 0x40: /* horizontal scroll on IntelliMouse Explorer 4.0 */ + input_report_rel(dev, REL_HWHEEL, (int) (packet[3] & 32) - (int) (packet[3] & 31)); + break; + case 0x00: + case 0xC0: + input_report_rel(dev, REL_WHEEL, (int) (packet[3] & 8) - (int) (packet[3] & 7)); + input_report_key(dev, BTN_SIDE, (packet[3] >> 4) & 1); + input_report_key(dev, BTN_EXTRA, (packet[3] >> 5) & 1); + break; } } @@ -246,31 +247,31 @@ static int psmouse_handle_byte(struct psmouse *psmouse) psmouse_ret_t rc = psmouse->protocol_handler(psmouse); switch (rc) { - case PSMOUSE_BAD_DATA: - if (psmouse->state == PSMOUSE_ACTIVATED) { - printk(KERN_WARNING "psmouse.c: %s at %s lost sync at byte %d\n", - psmouse->name, psmouse->phys, psmouse->pktcnt); - if (++psmouse->out_of_sync_cnt == psmouse->resetafter) { - __psmouse_set_state(psmouse, PSMOUSE_IGNORE); - printk(KERN_NOTICE "psmouse.c: issuing reconnect request\n"); - serio_reconnect(psmouse->ps2dev.serio); - return -1; - } - } - psmouse->pktcnt = 0; - break; - - case PSMOUSE_FULL_PACKET: - psmouse->pktcnt = 0; - if (psmouse->out_of_sync_cnt) { - psmouse->out_of_sync_cnt = 0; - printk(KERN_NOTICE "psmouse.c: %s at %s - driver resynched.\n", - psmouse->name, psmouse->phys); + case PSMOUSE_BAD_DATA: + if (psmouse->state == PSMOUSE_ACTIVATED) { + printk(KERN_WARNING "psmouse.c: %s at %s lost sync at byte %d\n", + psmouse->name, psmouse->phys, psmouse->pktcnt); + if (++psmouse->out_of_sync_cnt == psmouse->resetafter) { + __psmouse_set_state(psmouse, PSMOUSE_IGNORE); + printk(KERN_NOTICE "psmouse.c: issuing reconnect request\n"); + serio_reconnect(psmouse->ps2dev.serio); + return -1; } - break; + } + psmouse->pktcnt = 0; + break; + + case PSMOUSE_FULL_PACKET: + psmouse->pktcnt = 0; + if (psmouse->out_of_sync_cnt) { + psmouse->out_of_sync_cnt = 0; + printk(KERN_NOTICE "psmouse.c: %s at %s - driver resynched.\n", + psmouse->name, psmouse->phys); + } + break; - case PSMOUSE_GOOD_DATA: - break; + case PSMOUSE_GOOD_DATA: + break; } return 0; } @@ -288,7 +289,9 @@ static irqreturn_t psmouse_interrupt(struct serio *serio, if (psmouse->state == PSMOUSE_IGNORE) goto out; - if (flags & (SERIO_PARITY|SERIO_TIMEOUT)) { + if (unlikely((flags & SERIO_TIMEOUT) || + ((flags & SERIO_PARITY) && !psmouse->ignore_parity))) { + if (psmouse->state == PSMOUSE_ACTIVATED) printk(KERN_WARNING "psmouse.c: bad data from KBC -%s%s\n", flags & SERIO_TIMEOUT ? " timeout" : "", @@ -759,6 +762,7 @@ static const struct psmouse_protocol psmouse_protocols[] = { .name = "PS/2", .alias = "bare", .maxproto = true, + .ignore_parity = true, .detect = ps2bare_detect, }, #ifdef CONFIG_MOUSE_PS2_LOGIPS2PP @@ -786,6 +790,7 @@ static const struct psmouse_protocol psmouse_protocols[] = { .name = "ImPS/2", .alias = "imps", .maxproto = true, + .ignore_parity = true, .detect = intellimouse_detect, }, { @@ -793,6 +798,7 @@ static const struct psmouse_protocol psmouse_protocols[] = { .name = "ImExPS/2", .alias = "exps", .maxproto = true, + .ignore_parity = true, .detect = im_explorer_detect, }, #ifdef CONFIG_MOUSE_PS2_SYNAPTICS @@ -1222,6 +1228,7 @@ static void psmouse_disconnect(struct serio *serio) static int psmouse_switch_protocol(struct psmouse *psmouse, const struct psmouse_protocol *proto) { + const struct psmouse_protocol *selected_proto; struct input_dev *input_dev = psmouse->dev; input_dev->dev.parent = &psmouse->ps2dev.serio->dev; @@ -1238,16 +1245,21 @@ static int psmouse_switch_protocol(struct psmouse *psmouse, psmouse->pktsize = 3; if (proto && (proto->detect || proto->init)) { - if (proto->detect && proto->detect(psmouse, 1) < 0) + if (proto->detect && proto->detect(psmouse, true) < 0) return -1; if (proto->init && proto->init(psmouse) < 0) return -1; psmouse->type = proto->type; - } else + selected_proto = proto; + } else { psmouse->type = psmouse_extensions(psmouse, psmouse_max_proto, true); + selected_proto = psmouse_protocol_by_type(psmouse->type); + } + + psmouse->ignore_parity = selected_proto->ignore_parity; /* * If mouse's packet size is 3 there is no point in polling the @@ -1267,7 +1279,7 @@ static int psmouse_switch_protocol(struct psmouse *psmouse, psmouse->resync_time = 0; snprintf(psmouse->devname, sizeof(psmouse->devname), "%s %s %s", - psmouse_protocol_by_type(psmouse->type)->name, psmouse->vendor, psmouse->name); + selected_proto->name, psmouse->vendor, psmouse->name); input_dev->name = psmouse->devname; input_dev->phys = psmouse->phys; @@ -1382,6 +1394,7 @@ static int psmouse_reconnect(struct serio *serio) struct psmouse *psmouse = serio_get_drvdata(serio); struct psmouse *parent = NULL; struct serio_driver *drv = serio->drv; + unsigned char type; int rc = -1; if (!drv || !psmouse) { @@ -1401,10 +1414,15 @@ static int psmouse_reconnect(struct serio *serio) if (psmouse->reconnect) { if (psmouse->reconnect(psmouse)) goto out; - } else if (psmouse_probe(psmouse) < 0 || - psmouse->type != psmouse_extensions(psmouse, - psmouse_max_proto, false)) { - goto out; + } else { + psmouse_reset(psmouse); + + if (psmouse_probe(psmouse) < 0) + goto out; + + type = psmouse_extensions(psmouse, psmouse_max_proto, false); + if (psmouse->type != type) + goto out; } /* ok, the device type (and capabilities) match the old one, diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h index e053bdd137ff..593e910bfc7a 100644 --- a/drivers/input/mouse/psmouse.h +++ b/drivers/input/mouse/psmouse.h @@ -47,6 +47,7 @@ struct psmouse { unsigned char pktcnt; unsigned char pktsize; unsigned char type; + bool ignore_parity; bool acks_disable_command; unsigned int model; unsigned long last; diff --git a/drivers/input/mouse/pxa930_trkball.c b/drivers/input/mouse/pxa930_trkball.c index 1e827ad0afbe..943cfec15665 100644 --- a/drivers/input/mouse/pxa930_trkball.c +++ b/drivers/input/mouse/pxa930_trkball.c @@ -18,6 +18,7 @@ #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/io.h> +#include <linux/slab.h> #include <mach/hardware.h> #include <mach/pxa930_trkball.h> diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c index 81a6b81cb2fe..1242775fee19 100644 --- a/drivers/input/mouse/sentelic.c +++ b/drivers/input/mouse/sentelic.c @@ -26,6 +26,7 @@ #include <linux/libps2.h> #include <linux/serio.h> #include <linux/jiffies.h> +#include <linux/slab.h> #include "psmouse.h" #include "sentelic.h" diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index d3f5243fa093..705589dc9ac5 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -28,6 +28,7 @@ #include <linux/input.h> #include <linux/serio.h> #include <linux/libps2.h> +#include <linux/slab.h> #include "psmouse.h" #include "synaptics.h" @@ -35,6 +36,8 @@ * The x/y limits are taken from the Synaptics TouchPad interfacing Guide, * section 2.3.2, which says that they should be valid regardless of the * actual size of the sensor. + * Note that newer firmware allows querying device for maximum useable + * coordinates. */ #define XMIN_NOMINAL 1472 #define XMAX_NOMINAL 5472 @@ -136,9 +139,15 @@ static int synaptics_capability(struct psmouse *psmouse) if (synaptics_send_cmd(psmouse, SYN_QUE_CAPABILITIES, cap)) return -1; priv->capabilities = (cap[0] << 16) | (cap[1] << 8) | cap[2]; - priv->ext_cap = 0; - if (!SYN_CAP_VALID(priv->capabilities)) + priv->ext_cap = priv->ext_cap_0c = 0; + + /* + * Older firmwares had submodel ID fixed to 0x47 + */ + if (SYN_ID_FULL(priv->identity) < 0x705 && + SYN_CAP_SUBMODEL_ID(priv->capabilities) != 0x47) { return -1; + } /* * Unless capExtended is set the rest of the flags should be ignored @@ -149,7 +158,7 @@ static int synaptics_capability(struct psmouse *psmouse) if (SYN_EXT_CAP_REQUESTS(priv->capabilities) >= 1) { if (synaptics_send_cmd(psmouse, SYN_QUE_EXT_CAPAB, cap)) { printk(KERN_ERR "Synaptics claims to have extended capabilities," - " but I'm not able to read them."); + " but I'm not able to read them.\n"); } else { priv->ext_cap = (cap[0] << 16) | (cap[1] << 8) | cap[2]; @@ -161,6 +170,16 @@ static int synaptics_capability(struct psmouse *psmouse) priv->ext_cap &= 0xff0fff; } } + + if (SYN_EXT_CAP_REQUESTS(priv->capabilities) >= 4) { + if (synaptics_send_cmd(psmouse, SYN_QUE_EXT_CAPAB_0C, cap)) { + printk(KERN_ERR "Synaptics claims to have extended capability 0x0c," + " but I'm not able to read it.\n"); + } else { + priv->ext_cap_0c = (cap[0] << 16) | (cap[1] << 8) | cap[2]; + } + } + return 0; } @@ -182,23 +201,34 @@ static int synaptics_identify(struct psmouse *psmouse) } /* - * Read touchpad resolution + * Read touchpad resolution and maximum reported coordinates * Resolution is left zero if touchpad does not support the query */ static int synaptics_resolution(struct psmouse *psmouse) { struct synaptics_data *priv = psmouse->private; unsigned char res[3]; + unsigned char max[3]; if (SYN_ID_MAJOR(priv->identity) < 4) return 0; - if (synaptics_send_cmd(psmouse, SYN_QUE_RESOLUTION, res)) - return 0; + if (synaptics_send_cmd(psmouse, SYN_QUE_RESOLUTION, res) == 0) { + if (res[0] != 0 && (res[1] & 0x80) && res[2] != 0) { + priv->x_res = res[0]; /* x resolution in units/mm */ + priv->y_res = res[2]; /* y resolution in units/mm */ + } + } - if ((res[0] != 0) && (res[1] & 0x80) && (res[2] != 0)) { - priv->x_res = res[0]; /* x resolution in units/mm */ - priv->y_res = res[2]; /* y resolution in units/mm */ + if (SYN_EXT_CAP_REQUESTS(priv->capabilities) >= 5 && + SYN_CAP_MAX_DIMENSIONS(priv->ext_cap_0c)) { + if (synaptics_send_cmd(psmouse, SYN_QUE_EXT_DIMENSIONS, max)) { + printk(KERN_ERR "Synaptics claims to have dimensions query," + " but I'm not able to read it.\n"); + } else { + priv->x_max = (max[0] << 5) | ((max[1] & 0x0f) << 1); + priv->y_max = (max[2] << 5) | ((max[1] & 0xf0) >> 3); + } } return 0; @@ -347,7 +377,15 @@ static void synaptics_parse_hw_state(unsigned char buf[], struct synaptics_data hw->left = (buf[0] & 0x01) ? 1 : 0; hw->right = (buf[0] & 0x02) ? 1 : 0; - if (SYN_CAP_MIDDLE_BUTTON(priv->capabilities)) { + if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) { + /* + * Clickpad's button is transmitted as middle button, + * however, since it is primary button, we will report + * it as BTN_LEFT. + */ + hw->left = ((buf[0] ^ buf[3]) & 0x01) ? 1 : 0; + + } else if (SYN_CAP_MIDDLE_BUTTON(priv->capabilities)) { hw->middle = ((buf[0] ^ buf[3]) & 0x01) ? 1 : 0; if (hw->w == 2) hw->scroll = (signed char)(buf[1]); @@ -500,19 +538,20 @@ static int synaptics_validate_byte(unsigned char packet[], int idx, unsigned cha return 0; switch (pkt_type) { - case SYN_NEWABS: - case SYN_NEWABS_RELAXED: - return (packet[idx] & newabs_rel_mask[idx]) == newabs_rslt[idx]; - case SYN_NEWABS_STRICT: - return (packet[idx] & newabs_mask[idx]) == newabs_rslt[idx]; + case SYN_NEWABS: + case SYN_NEWABS_RELAXED: + return (packet[idx] & newabs_rel_mask[idx]) == newabs_rslt[idx]; + + case SYN_NEWABS_STRICT: + return (packet[idx] & newabs_mask[idx]) == newabs_rslt[idx]; - case SYN_OLDABS: - return (packet[idx] & oldabs_mask[idx]) == oldabs_rslt[idx]; + case SYN_OLDABS: + return (packet[idx] & oldabs_mask[idx]) == oldabs_rslt[idx]; - default: - printk(KERN_ERR "synaptics: unknown packet type %d\n", pkt_type); - return 0; + default: + printk(KERN_ERR "synaptics: unknown packet type %d\n", pkt_type); + return 0; } } @@ -558,8 +597,10 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv) int i; __set_bit(EV_ABS, dev->evbit); - input_set_abs_params(dev, ABS_X, XMIN_NOMINAL, XMAX_NOMINAL, 0, 0); - input_set_abs_params(dev, ABS_Y, YMIN_NOMINAL, YMAX_NOMINAL, 0, 0); + input_set_abs_params(dev, ABS_X, + XMIN_NOMINAL, priv->x_max ?: XMAX_NOMINAL, 0, 0); + input_set_abs_params(dev, ABS_Y, + YMIN_NOMINAL, priv->y_max ?: YMAX_NOMINAL, 0, 0); input_set_abs_params(dev, ABS_PRESSURE, 0, 255, 0, 0); __set_bit(ABS_TOOL_WIDTH, dev->absbit); @@ -592,6 +633,12 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv) dev->absres[ABS_X] = priv->x_res; dev->absres[ABS_Y] = priv->y_res; + + if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) { + /* Clickpads report only left button */ + __clear_bit(BTN_RIGHT, dev->keybit); + __clear_bit(BTN_MIDDLE, dev->keybit); + } } static void synaptics_disconnect(struct psmouse *psmouse) @@ -696,10 +743,10 @@ int synaptics_init(struct psmouse *psmouse) priv->pkt_type = SYN_MODEL_NEWABS(priv->model_id) ? SYN_NEWABS : SYN_OLDABS; - printk(KERN_INFO "Synaptics Touchpad, model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx\n", + printk(KERN_INFO "Synaptics Touchpad, model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx/%#lx\n", SYN_ID_MODEL(priv->identity), SYN_ID_MAJOR(priv->identity), SYN_ID_MINOR(priv->identity), - priv->model_id, priv->capabilities, priv->ext_cap); + priv->model_id, priv->capabilities, priv->ext_cap, priv->ext_cap_0c); set_input_params(psmouse->dev, priv); diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h index f0f40a331dc8..b6aa7d20d8a3 100644 --- a/drivers/input/mouse/synaptics.h +++ b/drivers/input/mouse/synaptics.h @@ -18,6 +18,8 @@ #define SYN_QUE_SERIAL_NUMBER_SUFFIX 0x07 #define SYN_QUE_RESOLUTION 0x08 #define SYN_QUE_EXT_CAPAB 0x09 +#define SYN_QUE_EXT_CAPAB_0C 0x0c +#define SYN_QUE_EXT_DIMENSIONS 0x0d /* synatics modes */ #define SYN_BIT_ABSOLUTE_MODE (1 << 7) @@ -45,9 +47,12 @@ #define SYN_CAP_FOUR_BUTTON(c) ((c) & (1 << 3)) #define SYN_CAP_MULTIFINGER(c) ((c) & (1 << 1)) #define SYN_CAP_PALMDETECT(c) ((c) & (1 << 0)) -#define SYN_CAP_VALID(c) ((((c) & 0x00ff00) >> 8) == 0x47) +#define SYN_CAP_SUBMODEL_ID(c) (((c) & 0x00ff00) >> 8) #define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20) #define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12) +#define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16) +#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100100) +#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & 0x020000) /* synaptics modes query bits */ #define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7)) @@ -61,6 +66,7 @@ #define SYN_ID_MODEL(i) (((i) >> 4) & 0x0f) #define SYN_ID_MAJOR(i) ((i) & 0x0f) #define SYN_ID_MINOR(i) (((i) >> 16) & 0xff) +#define SYN_ID_FULL(i) ((SYN_ID_MAJOR(i) << 8) | SYN_ID_MINOR(i)) #define SYN_ID_IS_SYNAPTICS(i) ((((i) >> 8) & 0xff) == 0x47) /* synaptics special commands */ @@ -96,9 +102,10 @@ struct synaptics_data { unsigned long int model_id; /* Model-ID */ unsigned long int capabilities; /* Capabilities */ unsigned long int ext_cap; /* Extended Capabilities */ + unsigned long int ext_cap_0c; /* Ext Caps from 0x0c query */ unsigned long int identity; /* Identification */ - int x_res; /* X resolution in units/mm */ - int y_res; /* Y resolution in units/mm */ + unsigned int x_res, y_res; /* X/Y resolution in units/mm */ + unsigned int x_max, y_max; /* Max dimensions (from FW) */ unsigned char pkt_type; /* packet type - old, new, etc */ unsigned char mode; /* current mode byte */ diff --git a/drivers/input/mouse/synaptics_i2c.c b/drivers/input/mouse/synaptics_i2c.c index 9867dfe2a638..0ae62f0bcb32 100644 --- a/drivers/input/mouse/synaptics_i2c.c +++ b/drivers/input/mouse/synaptics_i2c.c @@ -17,6 +17,7 @@ #include <linux/input.h> #include <linux/delay.h> #include <linux/workqueue.h> +#include <linux/slab.h> #define DRIVER_NAME "synaptics_i2c" /* maximum product id is 15 characters */ @@ -612,7 +613,6 @@ static int __devexit synaptics_i2c_remove(struct i2c_client *client) free_irq(client->irq, touch); input_unregister_device(touch->input); - i2c_set_clientdata(client, NULL); kfree(touch); return 0; diff --git a/drivers/input/mouse/touchkit_ps2.c b/drivers/input/mouse/touchkit_ps2.c index 909431c31ab4..88121c59c3cc 100644 --- a/drivers/input/mouse/touchkit_ps2.c +++ b/drivers/input/mouse/touchkit_ps2.c @@ -26,7 +26,6 @@ */ #include <linux/kernel.h> -#include <linux/slab.h> #include <linux/input.h> #include <linux/serio.h> diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c index 63d4a67830f2..0643e49ca603 100644 --- a/drivers/input/mouse/trackpoint.c +++ b/drivers/input/mouse/trackpoint.c @@ -8,6 +8,7 @@ * Trademarks are the property of their respective owners. */ +#include <linux/slab.h> #include <linux/delay.h> #include <linux/serio.h> #include <linux/module.h> diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index a13d80f7da17..f34b22bce4ff 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -15,7 +15,6 @@ #include <linux/sched.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/poll.h> #include <linux/module.h> #include <linux/init.h> @@ -542,10 +541,8 @@ static int mousedev_open(struct inode *inode, struct file *file) if (i >= MOUSEDEV_MINORS) return -ENODEV; - lock_kernel(); error = mutex_lock_interruptible(&mousedev_table_mutex); if (error) { - unlock_kernel(); return error; } mousedev = mousedev_table[i]; @@ -554,7 +551,6 @@ static int mousedev_open(struct inode *inode, struct file *file) mutex_unlock(&mousedev_table_mutex); if (!mousedev) { - unlock_kernel(); return -ENODEV; } @@ -575,7 +571,6 @@ static int mousedev_open(struct inode *inode, struct file *file) goto err_free_client; file->private_data = client; - unlock_kernel(); return 0; err_free_client: @@ -583,7 +578,6 @@ static int mousedev_open(struct inode *inode, struct file *file) kfree(client); err_put_mousedev: put_device(&mousedev->dev); - unlock_kernel(); return error; } diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig index 7e319d65ec57..3bfe8fafc6ad 100644 --- a/drivers/input/serio/Kconfig +++ b/drivers/input/serio/Kconfig @@ -21,7 +21,8 @@ if SERIO config SERIO_I8042 tristate "i8042 PC Keyboard controller" if EMBEDDED || !X86 default y - depends on !PARISC && (!ARM || ARCH_SHARK || FOOTBRIDGE_HOST) && !M68K && !BLACKFIN + depends on !PARISC && (!ARM || ARCH_SHARK || FOOTBRIDGE_HOST) && \ + (!SUPERH || SH_CAYMAN) && !M68K && !BLACKFIN help i8042 is the chip over which the standard AT keyboard and PS/2 mouse are connected to the computer. If you use these devices, @@ -209,4 +210,20 @@ config SERIO_ALTERA_PS2 To compile this driver as a module, choose M here: the module will be called altera_ps2. +config SERIO_AMS_DELTA + tristate "Amstrad Delta (E3) mailboard support" + depends on MACH_AMS_DELTA + default y + select AMS_DELTA_FIQ + ---help--- + Say Y here if you have an E3 and want to use its mailboard, + or any standard AT keyboard connected to the mailboard port. + + When used for the E3 mailboard, a non-standard key table + must be loaded from userspace, possibly using udev extras + provided keymap helper utility. + + To compile this driver as a module, choose M here; + the module will be called ams_delta_serio. + endif diff --git a/drivers/input/serio/Makefile b/drivers/input/serio/Makefile index bf945f789d05..84c80bf7185e 100644 --- a/drivers/input/serio/Makefile +++ b/drivers/input/serio/Makefile @@ -21,5 +21,6 @@ obj-$(CONFIG_SERIO_PCIPS2) += pcips2.o obj-$(CONFIG_SERIO_MACEPS2) += maceps2.o obj-$(CONFIG_SERIO_LIBPS2) += libps2.o obj-$(CONFIG_SERIO_RAW) += serio_raw.o +obj-$(CONFIG_SERIO_AMS_DELTA) += ams_delta_serio.o obj-$(CONFIG_SERIO_XILINX_XPS_PS2) += xilinx_ps2.o obj-$(CONFIG_SERIO_ALTERA_PS2) += altera_ps2.o diff --git a/drivers/input/serio/altera_ps2.c b/drivers/input/serio/altera_ps2.c index 320b7ca48bf8..7998560a1904 100644 --- a/drivers/input/serio/altera_ps2.c +++ b/drivers/input/serio/altera_ps2.c @@ -18,6 +18,7 @@ #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/io.h> +#include <linux/slab.h> #define DRV_NAME "altera_ps2" diff --git a/drivers/input/serio/ams_delta_serio.c b/drivers/input/serio/ams_delta_serio.c new file mode 100644 index 000000000000..8f1770e1e08b --- /dev/null +++ b/drivers/input/serio/ams_delta_serio.c @@ -0,0 +1,177 @@ +/* + * Amstrad E3 (Delta) keyboard port driver + * + * Copyright (c) 2006 Matt Callow + * Copyright (c) 2010 Janusz Krzysztofik + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * Thanks to Cliff Lawson for his help + * + * The Amstrad Delta keyboard (aka mailboard) uses normal PC-AT style serial + * transmission. The keyboard port is formed of two GPIO lines, for clock + * and data. Due to strict timing requirements of the interface, + * the serial data stream is read and processed by a FIQ handler. + * The resulting words are fetched by this driver from a circular buffer. + * + * Standard AT keyboard driver (atkbd) is used for handling the keyboard data. + * However, when used with the E3 mailboard that producecs non-standard + * scancodes, a custom key table must be prepared and loaded from userspace. + */ +#include <linux/gpio.h> +#include <linux/irq.h> +#include <linux/serio.h> +#include <linux/slab.h> + +#include <asm/mach-types.h> +#include <plat/board-ams-delta.h> + +#include <mach/ams-delta-fiq.h> + +MODULE_AUTHOR("Matt Callow"); +MODULE_DESCRIPTION("AMS Delta (E3) keyboard port driver"); +MODULE_LICENSE("GPL"); + +static struct serio *ams_delta_serio; + +static int check_data(int data) +{ + int i, parity = 0; + + /* check valid stop bit */ + if (!(data & 0x400)) { + dev_warn(&ams_delta_serio->dev, + "invalid stop bit, data=0x%X\n", + data); + return SERIO_FRAME; + } + /* calculate the parity */ + for (i = 1; i < 10; i++) { + if (data & (1 << i)) + parity++; + } + /* it should be odd */ + if (!(parity & 0x01)) { + dev_warn(&ams_delta_serio->dev, + "paritiy check failed, data=0x%X parity=0x%X\n", + data, parity); + return SERIO_PARITY; + } + return 0; +} + +static irqreturn_t ams_delta_serio_interrupt(int irq, void *dev_id) +{ + int *circ_buff = &fiq_buffer[FIQ_CIRC_BUFF]; + int data, dfl; + u8 scancode; + + fiq_buffer[FIQ_IRQ_PEND] = 0; + + /* + * Read data from the circular buffer, check it + * and then pass it on the serio + */ + while (fiq_buffer[FIQ_KEYS_CNT] > 0) { + + data = circ_buff[fiq_buffer[FIQ_HEAD_OFFSET]++]; + fiq_buffer[FIQ_KEYS_CNT]--; + if (fiq_buffer[FIQ_HEAD_OFFSET] == fiq_buffer[FIQ_BUF_LEN]) + fiq_buffer[FIQ_HEAD_OFFSET] = 0; + + dfl = check_data(data); + scancode = (u8) (data >> 1) & 0xFF; + serio_interrupt(ams_delta_serio, scancode, dfl); + } + return IRQ_HANDLED; +} + +static int ams_delta_serio_open(struct serio *serio) +{ + /* enable keyboard */ + ams_delta_latch2_write(AMD_DELTA_LATCH2_KEYBRD_PWR, + AMD_DELTA_LATCH2_KEYBRD_PWR); + + return 0; +} + +static void ams_delta_serio_close(struct serio *serio) +{ + /* disable keyboard */ + ams_delta_latch2_write(AMD_DELTA_LATCH2_KEYBRD_PWR, 0); +} + +static int __init ams_delta_serio_init(void) +{ + int err; + + if (!machine_is_ams_delta()) + return -ENODEV; + + ams_delta_serio = kzalloc(sizeof(struct serio), GFP_KERNEL); + if (!ams_delta_serio) + return -ENOMEM; + + ams_delta_serio->id.type = SERIO_8042; + ams_delta_serio->open = ams_delta_serio_open; + ams_delta_serio->close = ams_delta_serio_close; + strlcpy(ams_delta_serio->name, "AMS DELTA keyboard adapter", + sizeof(ams_delta_serio->name)); + strlcpy(ams_delta_serio->phys, "GPIO/serio0", + sizeof(ams_delta_serio->phys)); + + err = gpio_request(AMS_DELTA_GPIO_PIN_KEYBRD_DATA, "serio-data"); + if (err) { + pr_err("ams_delta_serio: Couldn't request gpio pin for data\n"); + goto serio; + } + gpio_direction_input(AMS_DELTA_GPIO_PIN_KEYBRD_DATA); + + err = gpio_request(AMS_DELTA_GPIO_PIN_KEYBRD_CLK, "serio-clock"); + if (err) { + pr_err("ams_delta_serio: couldn't request gpio pin for clock\n"); + goto gpio_data; + } + gpio_direction_input(AMS_DELTA_GPIO_PIN_KEYBRD_CLK); + + err = request_irq(gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK), + ams_delta_serio_interrupt, IRQ_TYPE_EDGE_RISING, + "ams-delta-serio", 0); + if (err < 0) { + pr_err("ams_delta_serio: couldn't request gpio interrupt %d\n", + gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK)); + goto gpio_clk; + } + /* + * Since GPIO register handling for keyboard clock pin is performed + * at FIQ level, switch back from edge to simple interrupt handler + * to avoid bad interaction. + */ + set_irq_handler(gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK), + handle_simple_irq); + + serio_register_port(ams_delta_serio); + dev_info(&ams_delta_serio->dev, "%s\n", ams_delta_serio->name); + + return 0; +gpio_clk: + gpio_free(AMS_DELTA_GPIO_PIN_KEYBRD_CLK); +gpio_data: + gpio_free(AMS_DELTA_GPIO_PIN_KEYBRD_DATA); +serio: + kfree(ams_delta_serio); + return err; +} +module_init(ams_delta_serio_init); + +static void __exit ams_delta_serio_exit(void) +{ + serio_unregister_port(ams_delta_serio); + free_irq(OMAP_GPIO_IRQ(AMS_DELTA_GPIO_PIN_KEYBRD_CLK), 0); + gpio_free(AMS_DELTA_GPIO_PIN_KEYBRD_CLK); + gpio_free(AMS_DELTA_GPIO_PIN_KEYBRD_DATA); + kfree(ams_delta_serio); +} +module_exit(ams_delta_serio_exit); diff --git a/drivers/input/serio/at32psif.c b/drivers/input/serio/at32psif.c index b54452a8c771..6ee8f0ddad51 100644 --- a/drivers/input/serio/at32psif.c +++ b/drivers/input/serio/at32psif.c @@ -18,6 +18,7 @@ #include <linux/io.h> #include <linux/clk.h> #include <linux/platform_device.h> +#include <linux/slab.h> /* PSIF register offsets */ #define PSIF_CR 0x00 diff --git a/drivers/input/serio/ct82c710.c b/drivers/input/serio/ct82c710.c index d1380fc72cc6..4a3084695c00 100644 --- a/drivers/input/serio/ct82c710.c +++ b/drivers/input/serio/ct82c710.c @@ -35,6 +35,7 @@ #include <linux/errno.h> #include <linux/err.h> #include <linux/platform_device.h> +#include <linux/slab.h> #include <asm/io.h> diff --git a/drivers/input/serio/gscps2.c b/drivers/input/serio/gscps2.c index 06addfa7cc47..3c287dd879d3 100644 --- a/drivers/input/serio/gscps2.c +++ b/drivers/input/serio/gscps2.c @@ -24,6 +24,7 @@ #include <linux/init.h> #include <linux/module.h> +#include <linux/slab.h> #include <linux/serio.h> #include <linux/input.h> #include <linux/interrupt.h> diff --git a/drivers/input/serio/hil_mlc.c b/drivers/input/serio/hil_mlc.c index 6cd03ebaf5fb..c92f4edfee7b 100644 --- a/drivers/input/serio/hil_mlc.c +++ b/drivers/input/serio/hil_mlc.c @@ -58,6 +58,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/slab.h> #include <linux/timer.h> #include <linux/list.h> diff --git a/drivers/input/serio/i8042-sparcio.h b/drivers/input/serio/i8042-sparcio.h index 5071af2c0604..04e32f2d1241 100644 --- a/drivers/input/serio/i8042-sparcio.h +++ b/drivers/input/serio/i8042-sparcio.h @@ -51,7 +51,7 @@ static inline void i8042_write_command(int val) static int __devinit sparc_i8042_probe(struct of_device *op, const struct of_device_id *match) { - struct device_node *dp = op->node; + struct device_node *dp = op->dev.of_node; dp = dp->child; while (dp) { @@ -96,8 +96,11 @@ static const struct of_device_id sparc_i8042_match[] = { MODULE_DEVICE_TABLE(of, sparc_i8042_match); static struct of_platform_driver sparc_i8042_driver = { - .name = "i8042", - .match_table = sparc_i8042_match, + .driver = { + .name = "i8042", + .owner = THIS_MODULE, + .of_match_table = sparc_i8042_match, + }, .probe = sparc_i8042_probe, .remove = __devexit_p(sparc_i8042_remove), }; diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index 2a5982e532f8..ed7ad7416b24 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -7,6 +7,10 @@ * the Free Software Foundation. */ +#ifdef CONFIG_X86 +#include <asm/x86_init.h> +#endif + /* * Names. */ @@ -166,6 +170,13 @@ static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = { }, }, { + /* Gigabyte Spring Peak - defines wrong chassis type */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"), + }, + }, + { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"), @@ -442,6 +453,13 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = { }, }, { + /* Medion Akoya E1222 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), + DMI_MATCH(DMI_PRODUCT_NAME, "E122X"), + }, + }, + { /* Mivvy M310 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"), @@ -624,6 +642,9 @@ static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id * strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name)); } + /* Keyboard ports are always supposed to be wakeup-enabled */ + device_set_wakeup_enable(&dev->dev, true); + i8042_pnp_kbd_devices++; return 0; } @@ -650,8 +671,21 @@ static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id * } static struct pnp_device_id pnp_kbd_devids[] = { + { .id = "PNP0300", .driver_data = 0 }, + { .id = "PNP0301", .driver_data = 0 }, + { .id = "PNP0302", .driver_data = 0 }, { .id = "PNP0303", .driver_data = 0 }, + { .id = "PNP0304", .driver_data = 0 }, + { .id = "PNP0305", .driver_data = 0 }, + { .id = "PNP0306", .driver_data = 0 }, + { .id = "PNP0309", .driver_data = 0 }, + { .id = "PNP030a", .driver_data = 0 }, { .id = "PNP030b", .driver_data = 0 }, + { .id = "PNP0320", .driver_data = 0 }, + { .id = "PNP0343", .driver_data = 0 }, + { .id = "PNP0344", .driver_data = 0 }, + { .id = "PNP0345", .driver_data = 0 }, + { .id = "CPQA0D7", .driver_data = 0 }, { .id = "", }, }; @@ -662,6 +696,7 @@ static struct pnp_driver i8042_pnp_kbd_driver = { }; static struct pnp_device_id pnp_aux_devids[] = { + { .id = "AUI0200", .driver_data = 0 }, { .id = "FJC6000", .driver_data = 0 }, { .id = "FJC6001", .driver_data = 0 }, { .id = "PNP0f03", .driver_data = 0 }, @@ -816,6 +851,12 @@ static int __init i8042_platform_init(void) { int retval; +#ifdef CONFIG_X86 + /* Just return if pre-detection shows no i8042 controller exist */ + if (!x86_platform.i8042_detect()) + return -ENODEV; +#endif + /* * On ix86 platforms touching the i8042 data register region can do really * bad things. Because of this the region is always reserved on ix86 boxes. diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index b54aee7cd9e3..6440a8f55686 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -21,6 +21,7 @@ #include <linux/rcupdate.h> #include <linux/platform_device.h> #include <linux/i8042.h> +#include <linux/slab.h> #include <asm/io.h> @@ -38,7 +39,7 @@ MODULE_PARM_DESC(noaux, "Do not probe or use AUX (mouse) port."); static bool i8042_nomux; module_param_named(nomux, i8042_nomux, bool, 0); -MODULE_PARM_DESC(nomux, "Do not check whether an active multiplexing conrtoller is present."); +MODULE_PARM_DESC(nomux, "Do not check whether an active multiplexing controller is present."); static bool i8042_unlock; module_param_named(unlock, i8042_unlock, bool, 0); @@ -430,7 +431,7 @@ static bool i8042_filter(unsigned char data, unsigned char str, } if (i8042_platform_filter && i8042_platform_filter(data, str, serio)) { - dbg("Filtered out by platfrom filter\n"); + dbg("Filtered out by platform filter\n"); return true; } @@ -1386,6 +1387,8 @@ static int __init i8042_probe(struct platform_device *dev) { int error; + i8042_platform_device = dev; + error = i8042_controller_selftest(); if (error) return error; @@ -1421,6 +1424,7 @@ static int __init i8042_probe(struct platform_device *dev) i8042_free_aux_ports(); /* in case KBD failed but AUX not */ i8042_free_irqs(); i8042_controller_reset(); + i8042_platform_device = NULL; return error; } @@ -1430,6 +1434,7 @@ static int __devexit i8042_remove(struct platform_device *dev) i8042_unregister_ports(); i8042_free_irqs(); i8042_controller_reset(); + i8042_platform_device = NULL; return 0; } @@ -1448,6 +1453,7 @@ static struct platform_driver i8042_driver = { static int __init i8042_init(void) { + struct platform_device *pdev; int err; dbg_init(); @@ -1460,31 +1466,18 @@ static int __init i8042_init(void) if (err) goto err_platform_exit; - i8042_platform_device = platform_device_alloc("i8042", -1); - if (!i8042_platform_device) { - err = -ENOMEM; + pdev = platform_create_bundle(&i8042_driver, i8042_probe, NULL, 0, NULL, 0); + if (IS_ERR(pdev)) { + err = PTR_ERR(pdev); goto err_platform_exit; } - err = platform_device_add(i8042_platform_device); - if (err) - goto err_free_device; - - err = platform_driver_probe(&i8042_driver, i8042_probe); - if (err) - goto err_del_device; - panic_blink = i8042_panic_blink; return 0; - err_del_device: - platform_device_del(i8042_platform_device); - err_free_device: - platform_device_put(i8042_platform_device); err_platform_exit: i8042_platform_exit(); - return err; } diff --git a/drivers/input/serio/libps2.c b/drivers/input/serio/libps2.c index f3876acc3e83..980af94ba9c8 100644 --- a/drivers/input/serio/libps2.c +++ b/drivers/input/serio/libps2.c @@ -14,7 +14,6 @@ #include <linux/delay.h> #include <linux/module.h> #include <linux/sched.h> -#include <linux/slab.h> #include <linux/interrupt.h> #include <linux/input.h> #include <linux/serio.h> diff --git a/drivers/input/serio/parkbd.c b/drivers/input/serio/parkbd.c index b089977e0ef9..26b45936f9fd 100644 --- a/drivers/input/serio/parkbd.c +++ b/drivers/input/serio/parkbd.c @@ -46,6 +46,7 @@ #include <linux/module.h> #include <linux/parport.h> +#include <linux/slab.h> #include <linux/init.h> #include <linux/serio.h> diff --git a/drivers/input/serio/pcips2.c b/drivers/input/serio/pcips2.c index 1dacbe0d9348..43494742541c 100644 --- a/drivers/input/serio/pcips2.c +++ b/drivers/input/serio/pcips2.c @@ -15,6 +15,7 @@ #include <linux/ioport.h> #include <linux/input.h> #include <linux/pci.h> +#include <linux/slab.h> #include <linux/init.h> #include <linux/serio.h> #include <linux/delay.h> @@ -186,7 +187,7 @@ static void __devexit pcips2_remove(struct pci_dev *dev) pci_disable_device(dev); } -static struct pci_device_id pcips2_ids[] = { +static const struct pci_device_id pcips2_ids[] = { { .vendor = 0x14f2, /* MOBILITY */ .device = 0x0123, /* Keyboard */ diff --git a/drivers/input/serio/q40kbd.c b/drivers/input/serio/q40kbd.c index e36a0901646c..5eb84b3b67fb 100644 --- a/drivers/input/serio/q40kbd.c +++ b/drivers/input/serio/q40kbd.c @@ -36,6 +36,7 @@ #include <linux/err.h> #include <linux/bitops.h> #include <linux/platform_device.h> +#include <linux/slab.h> #include <asm/io.h> #include <asm/uaccess.h> diff --git a/drivers/input/serio/rpckbd.c b/drivers/input/serio/rpckbd.c index ed045c99f84b..9da6fbcaaa7e 100644 --- a/drivers/input/serio/rpckbd.c +++ b/drivers/input/serio/rpckbd.c @@ -34,6 +34,7 @@ #include <linux/err.h> #include <linux/platform_device.h> #include <linux/io.h> +#include <linux/slab.h> #include <asm/irq.h> #include <mach/hardware.h> diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c index e0f30186d513..c3b626e9eae7 100644 --- a/drivers/input/serio/serio.c +++ b/drivers/input/serio/serio.c @@ -26,6 +26,8 @@ * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/stddef.h> #include <linux/module.h> #include <linux/serio.h> @@ -119,11 +121,10 @@ static int serio_bind_driver(struct serio *serio, struct serio_driver *drv) error = device_bind_driver(&serio->dev); if (error) { - printk(KERN_WARNING - "serio: device_bind_driver() failed " - "for %s (%s) and %s, error: %d\n", - serio->phys, serio->name, - drv->description, error); + dev_warn(&serio->dev, + "device_bind_driver() failed for %s (%s) and %s, error: %d\n", + serio->phys, serio->name, + drv->description, error); serio_disconnect_driver(serio); serio->dev.driver = NULL; return error; @@ -138,9 +139,9 @@ static void serio_find_driver(struct serio *serio) error = device_attach(&serio->dev); if (error < 0) - printk(KERN_WARNING - "serio: device_attach() failed for %s (%s), error: %d\n", - serio->phys, serio->name, error); + dev_warn(&serio->dev, + "device_attach() failed for %s (%s), error: %d\n", + serio->phys, serio->name, error); } @@ -194,17 +195,14 @@ static int serio_queue_event(void *object, struct module *owner, event = kmalloc(sizeof(struct serio_event), GFP_ATOMIC); if (!event) { - printk(KERN_ERR - "serio: Not enough memory to queue event %d\n", - event_type); + pr_err("Not enough memory to queue event %d\n", event_type); retval = -ENOMEM; goto out; } if (!try_module_get(owner)) { - printk(KERN_WARNING - "serio: Can't get module reference, dropping event %d\n", - event_type); + pr_warning("Can't get module reference, dropping event %d\n", + event_type); kfree(event); retval = -EINVAL; goto out; @@ -230,14 +228,12 @@ static void serio_free_event(struct serio_event *event) static void serio_remove_duplicate_events(struct serio_event *event) { - struct list_head *node, *next; - struct serio_event *e; + struct serio_event *e, *next; unsigned long flags; spin_lock_irqsave(&serio_event_lock, flags); - list_for_each_safe(node, next, &serio_event_list) { - e = list_entry(node, struct serio_event, node); + list_for_each_entry_safe(e, next, &serio_event_list, node) { if (event->object == e->object) { /* * If this event is of different type we should not @@ -247,7 +243,7 @@ static void serio_remove_duplicate_events(struct serio_event *event) if (event->type != e->type) break; - list_del_init(node); + list_del_init(&e->node); serio_free_event(e); } } @@ -258,23 +254,18 @@ static void serio_remove_duplicate_events(struct serio_event *event) static struct serio_event *serio_get_event(void) { - struct serio_event *event; - struct list_head *node; + struct serio_event *event = NULL; unsigned long flags; spin_lock_irqsave(&serio_event_lock, flags); - if (list_empty(&serio_event_list)) { - spin_unlock_irqrestore(&serio_event_lock, flags); - return NULL; + if (!list_empty(&serio_event_list)) { + event = list_first_entry(&serio_event_list, + struct serio_event, node); + list_del_init(&event->node); } - node = serio_event_list.next; - event = list_entry(node, struct serio_event, node); - list_del_init(node); - spin_unlock_irqrestore(&serio_event_lock, flags); - return event; } @@ -287,29 +278,27 @@ static void serio_handle_event(void) while ((event = serio_get_event())) { switch (event->type) { - case SERIO_REGISTER_PORT: - serio_add_port(event->object); - break; - case SERIO_RECONNECT_PORT: - serio_reconnect_port(event->object); - break; + case SERIO_REGISTER_PORT: + serio_add_port(event->object); + break; - case SERIO_RESCAN_PORT: - serio_disconnect_port(event->object); - serio_find_driver(event->object); - break; + case SERIO_RECONNECT_PORT: + serio_reconnect_port(event->object); + break; - case SERIO_RECONNECT_CHAIN: - serio_reconnect_chain(event->object); - break; + case SERIO_RESCAN_PORT: + serio_disconnect_port(event->object); + serio_find_driver(event->object); + break; - case SERIO_ATTACH_DRIVER: - serio_attach_driver(event->object); - break; + case SERIO_RECONNECT_CHAIN: + serio_reconnect_chain(event->object); + break; - default: - break; + case SERIO_ATTACH_DRIVER: + serio_attach_driver(event->object); + break; } serio_remove_duplicate_events(event); @@ -325,16 +314,14 @@ static void serio_handle_event(void) */ static void serio_remove_pending_events(void *object) { - struct list_head *node, *next; - struct serio_event *event; + struct serio_event *event, *next; unsigned long flags; spin_lock_irqsave(&serio_event_lock, flags); - list_for_each_safe(node, next, &serio_event_list) { - event = list_entry(node, struct serio_event, node); + list_for_each_entry_safe(event, next, &serio_event_list, node) { if (event->object == object) { - list_del_init(node); + list_del_init(&event->node); serio_free_event(event); } } @@ -380,7 +367,6 @@ static int serio_thread(void *nothing) kthread_should_stop() || !list_empty(&serio_event_list)); } while (!kthread_should_stop()); - printk(KERN_DEBUG "serio: kseriod exiting\n"); return 0; } @@ -445,6 +431,11 @@ static struct attribute_group serio_id_attr_group = { .attrs = serio_device_id_attrs, }; +static const struct attribute_group *serio_device_attr_groups[] = { + &serio_id_attr_group, + NULL +}; + static ssize_t serio_rebind_driver(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct serio *serio = to_serio_port(dev); @@ -532,6 +523,7 @@ static void serio_init_port(struct serio *serio) (long)atomic_inc_return(&serio_no) - 1); serio->dev.bus = &serio_bus; serio->dev.release = serio_release_port; + serio->dev.groups = serio_device_attr_groups; if (serio->parent) { serio->dev.parent = &serio->parent->dev; serio->depth = serio->parent->depth + 1; @@ -555,21 +547,15 @@ static void serio_add_port(struct serio *serio) } list_add_tail(&serio->node, &serio_list); + if (serio->start) serio->start(serio); + error = device_add(&serio->dev); if (error) - printk(KERN_ERR - "serio: device_add() failed for %s (%s), error: %d\n", + dev_err(&serio->dev, + "device_add() failed for %s (%s), error: %d\n", serio->phys, serio->name, error); - else { - serio->registered = true; - error = sysfs_create_group(&serio->dev.kobj, &serio_id_attr_group); - if (error) - printk(KERN_ERR - "serio: sysfs_create_group() failed for %s (%s), error: %d\n", - serio->phys, serio->name, error); - } } /* @@ -596,11 +582,8 @@ static void serio_destroy_port(struct serio *serio) serio->parent = NULL; } - if (serio->registered) { - sysfs_remove_group(&serio->dev.kobj, &serio_id_attr_group); + if (device_is_registered(&serio->dev)) device_del(&serio->dev); - serio->registered = false; - } list_del_init(&serio->node); serio_remove_pending_events(serio); @@ -798,9 +781,8 @@ static void serio_attach_driver(struct serio_driver *drv) error = driver_attach(&drv->driver); if (error) - printk(KERN_WARNING - "serio: driver_attach() failed for %s with error %d\n", - drv->driver.name, error); + pr_warning("driver_attach() failed for %s with error %d\n", + drv->driver.name, error); } int __serio_register_driver(struct serio_driver *drv, struct module *owner, const char *mod_name) @@ -820,8 +802,7 @@ int __serio_register_driver(struct serio_driver *drv, struct module *owner, cons error = driver_register(&drv->driver); if (error) { - printk(KERN_ERR - "serio: driver_register() failed for %s, error: %d\n", + pr_err("driver_register() failed for %s, error: %d\n", drv->driver.name, error); return error; } @@ -987,7 +968,7 @@ irqreturn_t serio_interrupt(struct serio *serio, if (likely(serio->drv)) { ret = serio->drv->interrupt(serio, data, dfl); - } else if (!dfl && serio->registered) { + } else if (!dfl && device_is_registered(&serio->dev)) { serio_rescan(serio); ret = IRQ_HANDLED; } @@ -1018,7 +999,7 @@ static int __init serio_init(void) error = bus_register(&serio_bus); if (error) { - printk(KERN_ERR "serio: failed to register serio bus, error: %d\n", error); + pr_err("Failed to register serio bus, error: %d\n", error); return error; } @@ -1026,7 +1007,7 @@ static int __init serio_init(void) if (IS_ERR(serio_task)) { bus_unregister(&serio_bus); error = PTR_ERR(serio_task); - printk(KERN_ERR "serio: Failed to start kseriod, error: %d\n", error); + pr_err("Failed to start kseriod, error: %d\n", error); return error; } diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c index 27fdaaffbb40..998664854440 100644 --- a/drivers/input/serio/serio_raw.c +++ b/drivers/input/serio/serio_raw.c @@ -81,12 +81,12 @@ static int serio_raw_open(struct inode *inode, struct file *file) struct serio_raw_list *list; int retval = 0; - lock_kernel(); retval = mutex_lock_interruptible(&serio_raw_mutex); if (retval) - goto out_bkl; + return retval; - if (!(serio_raw = serio_raw_locate(iminor(inode)))) { + serio_raw = serio_raw_locate(iminor(inode)); + if (!serio_raw) { retval = -ENODEV; goto out; } @@ -96,7 +96,8 @@ static int serio_raw_open(struct inode *inode, struct file *file) goto out; } - if (!(list = kzalloc(sizeof(struct serio_raw_list), GFP_KERNEL))) { + list = kzalloc(sizeof(struct serio_raw_list), GFP_KERNEL); + if (!list) { retval = -ENOMEM; goto out; } @@ -109,8 +110,6 @@ static int serio_raw_open(struct inode *inode, struct file *file) out: mutex_unlock(&serio_raw_mutex); -out_bkl: - unlock_kernel(); return retval; } diff --git a/drivers/input/serio/xilinx_ps2.c b/drivers/input/serio/xilinx_ps2.c index ebb22f88c842..e2c028d2638f 100644 --- a/drivers/input/serio/xilinx_ps2.c +++ b/drivers/input/serio/xilinx_ps2.c @@ -19,6 +19,7 @@ #include <linux/serio.h> #include <linux/interrupt.h> #include <linux/errno.h> +#include <linux/slab.h> #include <linux/init.h> #include <linux/list.h> #include <linux/io.h> @@ -243,17 +244,17 @@ static int __devinit xps2_of_probe(struct of_device *ofdev, int error; dev_info(dev, "Device Tree Probing \'%s\'\n", - ofdev->node->name); + ofdev->dev.of_node->name); /* Get iospace for the device */ - error = of_address_to_resource(ofdev->node, 0, &r_mem); + error = of_address_to_resource(ofdev->dev.of_node, 0, &r_mem); if (error) { dev_err(dev, "invalid address\n"); return error; } /* Get IRQ for the device */ - if (of_irq_to_resource(ofdev->node, 0, &r_irq) == NO_IRQ) { + if (of_irq_to_resource(ofdev->dev.of_node, 0, &r_irq) == NO_IRQ) { dev_err(dev, "no IRQ found\n"); return -ENODEV; } @@ -270,7 +271,7 @@ static int __devinit xps2_of_probe(struct of_device *ofdev, drvdata->irq = r_irq.start; phys_addr = r_mem.start; - remap_size = r_mem.end - r_mem.start + 1; + remap_size = resource_size(&r_mem); if (!request_mem_region(phys_addr, remap_size, DRIVER_NAME)) { dev_err(dev, "Couldn't lock memory region at 0x%08llX\n", (unsigned long long)phys_addr); @@ -341,10 +342,10 @@ static int __devexit xps2_of_remove(struct of_device *of_dev) iounmap(drvdata->base_address); /* Get iospace of the device */ - if (of_address_to_resource(of_dev->node, 0, &r_mem)) + if (of_address_to_resource(of_dev->dev.of_node, 0, &r_mem)) dev_err(dev, "invalid address\n"); else - release_mem_region(r_mem.start, r_mem.end - r_mem.start + 1); + release_mem_region(r_mem.start, resource_size(&r_mem)); kfree(drvdata); @@ -354,15 +355,18 @@ static int __devexit xps2_of_remove(struct of_device *of_dev) } /* Match table for of_platform binding */ -static struct of_device_id xps2_of_match[] __devinitdata = { +static const struct of_device_id xps2_of_match[] __devinitconst = { { .compatible = "xlnx,xps-ps2-1.00.a", }, { /* end of list */ }, }; MODULE_DEVICE_TABLE(of, xps2_of_match); static struct of_platform_driver xps2_of_driver = { - .name = DRIVER_NAME, - .match_table = xps2_of_match, + .driver = { + .name = DRIVER_NAME, + .owner = THIS_MODULE, + .of_match_table = xps2_of_match, + }, .probe = xps2_of_probe, .remove = __devexit_p(xps2_of_remove), }; diff --git a/drivers/input/sparse-keymap.c b/drivers/input/sparse-keymap.c index fbd3987af57f..014248344763 100644 --- a/drivers/input/sparse-keymap.c +++ b/drivers/input/sparse-keymap.c @@ -15,6 +15,7 @@ #include <linux/input.h> #include <linux/input/sparse-keymap.h> +#include <linux/slab.h> MODULE_AUTHOR("Dmitry Torokhov <dtor@mail.ru>"); MODULE_DESCRIPTION("Generic support for sparse keymaps"); @@ -64,36 +65,39 @@ struct key_entry *sparse_keymap_entry_from_keycode(struct input_dev *dev, EXPORT_SYMBOL(sparse_keymap_entry_from_keycode); static int sparse_keymap_getkeycode(struct input_dev *dev, - int scancode, int *keycode) + unsigned int scancode, + unsigned int *keycode) { - const struct key_entry *key = - sparse_keymap_entry_from_scancode(dev, scancode); + const struct key_entry *key; - if (key && key->type == KE_KEY) { - *keycode = key->keycode; - return 0; + if (dev->keycode) { + key = sparse_keymap_entry_from_scancode(dev, scancode); + if (key && key->type == KE_KEY) { + *keycode = key->keycode; + return 0; + } } return -EINVAL; } static int sparse_keymap_setkeycode(struct input_dev *dev, - int scancode, int keycode) + unsigned int scancode, + unsigned int keycode) { struct key_entry *key; int old_keycode; - if (keycode < 0 || keycode > KEY_MAX) - return -EINVAL; - - key = sparse_keymap_entry_from_scancode(dev, scancode); - if (key && key->type == KE_KEY) { - old_keycode = key->keycode; - key->keycode = keycode; - set_bit(keycode, dev->keybit); - if (!sparse_keymap_entry_from_keycode(dev, old_keycode)) - clear_bit(old_keycode, dev->keybit); - return 0; + if (dev->keycode) { + key = sparse_keymap_entry_from_scancode(dev, scancode); + if (key && key->type == KE_KEY) { + old_keycode = key->keycode; + key->keycode = keycode; + set_bit(keycode, dev->keybit); + if (!sparse_keymap_entry_from_keycode(dev, old_keycode)) + clear_bit(old_keycode, dev->keybit); + return 0; + } } return -EINVAL; @@ -161,7 +165,7 @@ int sparse_keymap_setup(struct input_dev *dev, return 0; err_out: - kfree(keymap); + kfree(map); return error; } @@ -173,14 +177,27 @@ EXPORT_SYMBOL(sparse_keymap_setup); * * This function is used to free memory allocated by sparse keymap * in an input device that was set up by sparse_keymap_setup(). + * NOTE: It is safe to cal this function while input device is + * still registered (however the drivers should care not to try to + * use freed keymap and thus have to shut off interrups/polling + * before freeing the keymap). */ void sparse_keymap_free(struct input_dev *dev) { + unsigned long flags; + + /* + * Take event lock to prevent racing with input_get_keycode() + * and input_set_keycode() if we are called while input device + * is still registered. + */ + spin_lock_irqsave(&dev->event_lock, flags); + kfree(dev->keycode); dev->keycode = NULL; dev->keycodemax = 0; - dev->getkeycode = NULL; - dev->setkeycode = NULL; + + spin_unlock_irqrestore(&dev->event_lock, flags); } EXPORT_SYMBOL(sparse_keymap_free); diff --git a/drivers/input/tablet/acecad.c b/drivers/input/tablet/acecad.c index 670c61c5a516..aea9a9399a36 100644 --- a/drivers/input/tablet/acecad.c +++ b/drivers/input/tablet/acecad.c @@ -66,18 +66,18 @@ static void usb_acecad_irq(struct urb *urb) int prox, status; switch (urb->status) { - case 0: - /* success */ - break; - case -ECONNRESET: - case -ENOENT: - case -ESHUTDOWN: - /* this urb is terminated, clean up */ - dbg("%s - urb shutting down with status: %d", __func__, urb->status); - return; - default: - dbg("%s - nonzero urb status received: %d", __func__, urb->status); - goto resubmit; + case 0: + /* success */ + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* this urb is terminated, clean up */ + dbg("%s - urb shutting down with status: %d", __func__, urb->status); + return; + default: + dbg("%s - nonzero urb status received: %d", __func__, urb->status); + goto resubmit; } prox = (data[0] & 0x04) >> 2; @@ -135,7 +135,7 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ struct usb_acecad *acecad; struct input_dev *input_dev; int pipe, maxp; - int err = -ENOMEM; + int err; if (interface->desc.bNumEndpoints != 1) return -ENODEV; @@ -155,7 +155,7 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ goto fail1; } - acecad->data = usb_buffer_alloc(dev, 8, GFP_KERNEL, &acecad->data_dma); + acecad->data = usb_alloc_coherent(dev, 8, GFP_KERNEL, &acecad->data_dma); if (!acecad->data) { err= -ENOMEM; goto fail1; @@ -193,40 +193,34 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ input_dev->close = usb_acecad_close; input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); - input_dev->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | - BIT_MASK(ABS_PRESSURE); - input_dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) | - BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE); input_dev->keybit[BIT_WORD(BTN_DIGI)] = BIT_MASK(BTN_TOOL_PEN) | BIT_MASK(BTN_TOUCH) | BIT_MASK(BTN_STYLUS) | BIT_MASK(BTN_STYLUS2); switch (id->driver_info) { - case 0: - input_dev->absmax[ABS_X] = 5000; - input_dev->absmax[ABS_Y] = 3750; - input_dev->absmax[ABS_PRESSURE] = 512; - if (!strlen(acecad->name)) - snprintf(acecad->name, sizeof(acecad->name), - "USB Acecad Flair Tablet %04x:%04x", - le16_to_cpu(dev->descriptor.idVendor), - le16_to_cpu(dev->descriptor.idProduct)); - break; - case 1: - input_dev->absmax[ABS_X] = 3000; - input_dev->absmax[ABS_Y] = 2250; - input_dev->absmax[ABS_PRESSURE] = 1024; - if (!strlen(acecad->name)) - snprintf(acecad->name, sizeof(acecad->name), - "USB Acecad 302 Tablet %04x:%04x", - le16_to_cpu(dev->descriptor.idVendor), - le16_to_cpu(dev->descriptor.idProduct)); - break; + case 0: + input_set_abs_params(input_dev, ABS_X, 0, 5000, 4, 0); + input_set_abs_params(input_dev, ABS_Y, 0, 3750, 4, 0); + input_set_abs_params(input_dev, ABS_PRESSURE, 0, 512, 0, 0); + if (!strlen(acecad->name)) + snprintf(acecad->name, sizeof(acecad->name), + "USB Acecad Flair Tablet %04x:%04x", + le16_to_cpu(dev->descriptor.idVendor), + le16_to_cpu(dev->descriptor.idProduct)); + break; + + case 1: + input_set_abs_params(input_dev, ABS_X, 0, 53000, 4, 0); + input_set_abs_params(input_dev, ABS_Y, 0, 2250, 4, 0); + input_set_abs_params(input_dev, ABS_PRESSURE, 0, 1024, 0, 0); + if (!strlen(acecad->name)) + snprintf(acecad->name, sizeof(acecad->name), + "USB Acecad 302 Tablet %04x:%04x", + le16_to_cpu(dev->descriptor.idVendor), + le16_to_cpu(dev->descriptor.idProduct)); + break; } - input_dev->absfuzz[ABS_X] = 4; - input_dev->absfuzz[ABS_Y] = 4; - usb_fill_int_urb(acecad->irq, dev, pipe, acecad->data, maxp > 8 ? 8 : maxp, usb_acecad_irq, acecad, endpoint->bInterval); @@ -241,7 +235,7 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ return 0; - fail2: usb_buffer_free(dev, 8, acecad->data, acecad->data_dma); + fail2: usb_free_coherent(dev, 8, acecad->data, acecad->data_dma); fail1: input_free_device(input_dev); kfree(acecad); return err; @@ -252,13 +246,11 @@ static void usb_acecad_disconnect(struct usb_interface *intf) struct usb_acecad *acecad = usb_get_intfdata(intf); usb_set_intfdata(intf, NULL); - if (acecad) { - usb_kill_urb(acecad->irq); - input_unregister_device(acecad->input); - usb_free_urb(acecad->irq); - usb_buffer_free(interface_to_usbdev(intf), 10, acecad->data, acecad->data_dma); - kfree(acecad); - } + + input_unregister_device(acecad->input); + usb_free_urb(acecad->irq); + usb_free_coherent(acecad->usbdev, 8, acecad->data, acecad->data_dma); + kfree(acecad); } static struct usb_device_id usb_acecad_id_table [] = { diff --git a/drivers/input/tablet/aiptek.c b/drivers/input/tablet/aiptek.c index 7d005a3616d7..51b80b08d467 100644 --- a/drivers/input/tablet/aiptek.c +++ b/drivers/input/tablet/aiptek.c @@ -362,7 +362,7 @@ static const int macroKeyEvents[] = { }; /*********************************************************************** - * Map values to strings and back. Every map shoudl have the following + * Map values to strings and back. Every map should have the following * as its last element: { NULL, AIPTEK_INVALID_VALUE }. */ #define AIPTEK_INVALID_VALUE -1 @@ -1711,8 +1711,8 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id) goto fail1; } - aiptek->data = usb_buffer_alloc(usbdev, AIPTEK_PACKET_LENGTH, - GFP_ATOMIC, &aiptek->data_dma); + aiptek->data = usb_alloc_coherent(usbdev, AIPTEK_PACKET_LENGTH, + GFP_ATOMIC, &aiptek->data_dma); if (!aiptek->data) { dev_warn(&intf->dev, "cannot allocate usb buffer\n"); goto fail1; @@ -1884,8 +1884,8 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id) fail4: sysfs_remove_group(&intf->dev.kobj, &aiptek_attribute_group); fail3: usb_free_urb(aiptek->urb); - fail2: usb_buffer_free(usbdev, AIPTEK_PACKET_LENGTH, aiptek->data, - aiptek->data_dma); + fail2: usb_free_coherent(usbdev, AIPTEK_PACKET_LENGTH, aiptek->data, + aiptek->data_dma); fail1: usb_set_intfdata(intf, NULL); input_free_device(inputdev); kfree(aiptek); @@ -1909,9 +1909,9 @@ static void aiptek_disconnect(struct usb_interface *intf) input_unregister_device(aiptek->inputdev); sysfs_remove_group(&intf->dev.kobj, &aiptek_attribute_group); usb_free_urb(aiptek->urb); - usb_buffer_free(interface_to_usbdev(intf), - AIPTEK_PACKET_LENGTH, - aiptek->data, aiptek->data_dma); + usb_free_coherent(interface_to_usbdev(intf), + AIPTEK_PACKET_LENGTH, + aiptek->data, aiptek->data_dma); kfree(aiptek); } } diff --git a/drivers/input/tablet/gtco.c b/drivers/input/tablet/gtco.c index 3d32d3f4e486..8ea6afe2e992 100644 --- a/drivers/input/tablet/gtco.c +++ b/drivers/input/tablet/gtco.c @@ -92,7 +92,7 @@ Scott Hill shill@gtcocalcomp.com /* DATA STRUCTURES */ /* Device table */ -static struct usb_device_id gtco_usbid_table [] = { +static const struct usb_device_id gtco_usbid_table[] = { { USB_DEVICE(VENDOR_ID_GTCO, PID_400) }, { USB_DEVICE(VENDOR_ID_GTCO, PID_401) }, { USB_DEVICE(VENDOR_ID_GTCO, PID_1000) }, @@ -850,8 +850,8 @@ static int gtco_probe(struct usb_interface *usbinterface, gtco->usbdev = usb_get_dev(interface_to_usbdev(usbinterface)); /* Allocate some data for incoming reports */ - gtco->buffer = usb_buffer_alloc(gtco->usbdev, REPORT_MAX_SIZE, - GFP_KERNEL, >co->buf_dma); + gtco->buffer = usb_alloc_coherent(gtco->usbdev, REPORT_MAX_SIZE, + GFP_KERNEL, >co->buf_dma); if (!gtco->buffer) { err("No more memory for us buffers"); error = -ENOMEM; @@ -982,8 +982,8 @@ static int gtco_probe(struct usb_interface *usbinterface, err_free_urb: usb_free_urb(gtco->urbinfo); err_free_buf: - usb_buffer_free(gtco->usbdev, REPORT_MAX_SIZE, - gtco->buffer, gtco->buf_dma); + usb_free_coherent(gtco->usbdev, REPORT_MAX_SIZE, + gtco->buffer, gtco->buf_dma); err_free_devs: input_free_device(input_dev); kfree(gtco); @@ -1005,8 +1005,8 @@ static void gtco_disconnect(struct usb_interface *interface) input_unregister_device(gtco->inputdevice); usb_kill_urb(gtco->urbinfo); usb_free_urb(gtco->urbinfo); - usb_buffer_free(gtco->usbdev, REPORT_MAX_SIZE, - gtco->buffer, gtco->buf_dma); + usb_free_coherent(gtco->usbdev, REPORT_MAX_SIZE, + gtco->buffer, gtco->buf_dma); kfree(gtco); } diff --git a/drivers/input/tablet/kbtab.c b/drivers/input/tablet/kbtab.c index 6682b17bf844..290f4e57b589 100644 --- a/drivers/input/tablet/kbtab.c +++ b/drivers/input/tablet/kbtab.c @@ -34,10 +34,6 @@ struct kbtab { struct input_dev *dev; struct usb_device *usbdev; struct urb *irq; - int x, y; - int button; - int pressure; - __u32 serial[2]; char phys[32]; }; @@ -46,6 +42,7 @@ static void kbtab_irq(struct urb *urb) struct kbtab *kbtab = urb->context; unsigned char *data = kbtab->data; struct input_dev *dev = kbtab->dev; + int pressure; int retval; switch (urb->status) { @@ -63,31 +60,27 @@ static void kbtab_irq(struct urb *urb) goto exit; } - kbtab->x = get_unaligned_le16(&data[1]); - kbtab->y = get_unaligned_le16(&data[3]); - - kbtab->pressure = (data[5]); input_report_key(dev, BTN_TOOL_PEN, 1); - input_report_abs(dev, ABS_X, kbtab->x); - input_report_abs(dev, ABS_Y, kbtab->y); + input_report_abs(dev, ABS_X, get_unaligned_le16(&data[1])); + input_report_abs(dev, ABS_Y, get_unaligned_le16(&data[3])); /*input_report_key(dev, BTN_TOUCH , data[0] & 0x01);*/ input_report_key(dev, BTN_RIGHT, data[0] & 0x02); - if (-1 == kb_pressure_click) { - input_report_abs(dev, ABS_PRESSURE, kbtab->pressure); - } else { - input_report_key(dev, BTN_LEFT, (kbtab->pressure > kb_pressure_click) ? 1 : 0); - }; + pressure = data[5]; + if (kb_pressure_click == -1) + input_report_abs(dev, ABS_PRESSURE, pressure); + else + input_report_key(dev, BTN_LEFT, pressure > kb_pressure_click ? 1 : 0); input_sync(dev); exit: - retval = usb_submit_urb (urb, GFP_ATOMIC); + retval = usb_submit_urb(urb, GFP_ATOMIC); if (retval) - err ("%s - usb_submit_urb failed with result %d", + err("%s - usb_submit_urb failed with result %d", __func__, retval); } @@ -129,7 +122,7 @@ static int kbtab_probe(struct usb_interface *intf, const struct usb_device_id *i if (!kbtab || !input_dev) goto fail1; - kbtab->data = usb_buffer_alloc(dev, 8, GFP_KERNEL, &kbtab->data_dma); + kbtab->data = usb_alloc_coherent(dev, 8, GFP_KERNEL, &kbtab->data_dma); if (!kbtab->data) goto fail1; @@ -153,13 +146,11 @@ static int kbtab_probe(struct usb_interface *intf, const struct usb_device_id *i input_dev->open = kbtab_open; input_dev->close = kbtab_close; - input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS) | - BIT_MASK(EV_MSC); - input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_LEFT) | - BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE); - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_PEN) | - BIT_MASK(BTN_TOUCH); - input_dev->mscbit[0] |= BIT_MASK(MSC_SERIAL); + input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input_dev->keybit[BIT_WORD(BTN_LEFT)] |= + BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_RIGHT); + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= + BIT_MASK(BTN_TOOL_PEN) | BIT_MASK(BTN_TOUCH); input_set_abs_params(input_dev, ABS_X, 0, 0x2000, 4, 0); input_set_abs_params(input_dev, ABS_Y, 0, 0x1750, 4, 0); input_set_abs_params(input_dev, ABS_PRESSURE, 0, 0xff, 0, 0); @@ -182,7 +173,7 @@ static int kbtab_probe(struct usb_interface *intf, const struct usb_device_id *i return 0; fail3: usb_free_urb(kbtab->irq); - fail2: usb_buffer_free(dev, 10, kbtab->data, kbtab->data_dma); + fail2: usb_free_coherent(dev, 8, kbtab->data, kbtab->data_dma); fail1: input_free_device(input_dev); kfree(kbtab); return error; @@ -193,13 +184,11 @@ static void kbtab_disconnect(struct usb_interface *intf) struct kbtab *kbtab = usb_get_intfdata(intf); usb_set_intfdata(intf, NULL); - if (kbtab) { - usb_kill_urb(kbtab->irq); - input_unregister_device(kbtab->dev); - usb_free_urb(kbtab->irq); - usb_buffer_free(interface_to_usbdev(intf), 10, kbtab->data, kbtab->data_dma); - kfree(kbtab); - } + + input_unregister_device(kbtab->dev); + usb_free_urb(kbtab->irq); + usb_free_coherent(kbtab->usbdev, 8, kbtab->data, kbtab->data_dma); + kfree(kbtab); } static struct usb_driver kbtab_driver = { diff --git a/drivers/input/tablet/wacom.h b/drivers/input/tablet/wacom.h index 16310f368dab..284dfaab6b8c 100644 --- a/drivers/input/tablet/wacom.h +++ b/drivers/input/tablet/wacom.h @@ -85,6 +85,7 @@ #include <linux/kernel.h> #include <linux/slab.h> #include <linux/module.h> +#include <linux/mod_devicetable.h> #include <linux/init.h> #include <linux/usb/input.h> #include <asm/unaligned.h> @@ -105,44 +106,18 @@ MODULE_LICENSE(DRIVER_LICENSE); struct wacom { dma_addr_t data_dma; - struct input_dev *dev; struct usb_device *usbdev; struct usb_interface *intf; struct urb *irq; - struct wacom_wac *wacom_wac; + struct wacom_wac wacom_wac; struct mutex lock; - unsigned int open:1; + bool open; char phys[32]; }; -struct wacom_combo { - struct wacom *wacom; - struct urb *urb; -}; - -extern int wacom_wac_irq(struct wacom_wac * wacom_wac, void * wcombo); -extern void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data); -extern void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data); -extern void wacom_report_key(void *wcombo, unsigned int key_type, int key_data); -extern void wacom_input_event(void *wcombo, unsigned int type, unsigned int code, int value); -extern void wacom_input_sync(void *wcombo); -extern void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_i4s(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_i4(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_pt(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_tpc(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_tpc2fg(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_mo(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern void input_dev_bee(struct input_dev *input_dev, struct wacom_wac *wacom_wac); -extern __u16 wacom_le16_to_cpu(unsigned char *data); -extern __u16 wacom_be16_to_cpu(unsigned char *data); -extern struct wacom_features *get_wacom_feature(const struct usb_device_id *id); -extern const struct usb_device_id *get_device_table(void); +extern const struct usb_device_id wacom_ids[]; +void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len); +void wacom_setup_input_capabilities(struct input_dev *input_dev, + struct wacom_wac *wacom_wac); #endif diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index 072f33b3b2b0..42ba3691d908 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -11,8 +11,8 @@ * (at your option) any later version. */ -#include "wacom.h" #include "wacom_wac.h" +#include "wacom.h" /* defines to get HID report descriptor */ #define HID_DEVICET_HID (USB_TYPE_CLASS | 0x01) @@ -70,15 +70,9 @@ static int usb_set_report(struct usb_interface *intf, unsigned char type, buf, size, 1000); } -static struct input_dev * get_input_dev(struct wacom_combo *wcombo) -{ - return wcombo->wacom->dev; -} - static void wacom_sys_irq(struct urb *urb) { struct wacom *wacom = urb->context; - struct wacom_combo wcombo; int retval; switch (urb->status) { @@ -96,59 +90,16 @@ static void wacom_sys_irq(struct urb *urb) goto exit; } - wcombo.wacom = wacom; - wcombo.urb = urb; - - if (wacom_wac_irq(wacom->wacom_wac, (void *)&wcombo)) - input_sync(get_input_dev(&wcombo)); + wacom_wac_irq(&wacom->wacom_wac, urb->actual_length); exit: usb_mark_last_busy(wacom->usbdev); - retval = usb_submit_urb (urb, GFP_ATOMIC); + retval = usb_submit_urb(urb, GFP_ATOMIC); if (retval) err ("%s - usb_submit_urb failed with result %d", __func__, retval); } -void wacom_report_key(void *wcombo, unsigned int key_type, int key_data) -{ - input_report_key(get_input_dev((struct wacom_combo *)wcombo), key_type, key_data); -} - -void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data) -{ - input_report_abs(get_input_dev((struct wacom_combo *)wcombo), abs_type, abs_data); -} - -void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data) -{ - input_report_rel(get_input_dev((struct wacom_combo *)wcombo), rel_type, rel_data); -} - -void wacom_input_event(void *wcombo, unsigned int type, unsigned int code, int value) -{ - input_event(get_input_dev((struct wacom_combo *)wcombo), type, code, value); -} - -__u16 wacom_be16_to_cpu(unsigned char *data) -{ - __u16 value; - value = be16_to_cpu(*(__be16 *) data); - return value; -} - -__u16 wacom_le16_to_cpu(unsigned char *data) -{ - __u16 value; - value = le16_to_cpu(*(__le16 *) data); - return value; -} - -void wacom_input_sync(void *wcombo) -{ - input_sync(get_input_dev((struct wacom_combo *)wcombo)); -} - static int wacom_open(struct input_dev *dev) { struct wacom *wacom = input_get_drvdata(dev); @@ -168,7 +119,7 @@ static int wacom_open(struct input_dev *dev) return -EIO; } - wacom->open = 1; + wacom->open = true; wacom->intf->needs_remote_wakeup = 1; mutex_unlock(&wacom->lock); @@ -181,124 +132,11 @@ static void wacom_close(struct input_dev *dev) mutex_lock(&wacom->lock); usb_kill_urb(wacom->irq); - wacom->open = 0; + wacom->open = false; wacom->intf->needs_remote_wakeup = 0; mutex_unlock(&wacom->lock); } -void input_dev_mo(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->keybit[BIT_WORD(BTN_MISC)] |= BIT_MASK(BTN_1) | - BIT_MASK(BTN_5); - input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0); -} - -void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->evbit[0] |= BIT_MASK(EV_MSC); - input_dev->mscbit[0] |= BIT_MASK(MSC_SERIAL); - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_FINGER); - input_dev->keybit[BIT_WORD(BTN_MISC)] |= BIT_MASK(BTN_0) | - BIT_MASK(BTN_4); -} - -void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->evbit[0] |= BIT_MASK(EV_REL); - input_dev->relbit[0] |= BIT_MASK(REL_WHEEL); - input_dev->keybit[BIT_WORD(BTN_MOUSE)] |= BIT_MASK(BTN_LEFT) | - BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE); - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER) | - BIT_MASK(BTN_TOOL_PEN) | BIT_MASK(BTN_STYLUS) | - BIT_MASK(BTN_TOOL_MOUSE) | BIT_MASK(BTN_STYLUS2); - input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0); -} - -void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_FINGER); - input_dev->keybit[BIT_WORD(BTN_MISC)] |= BIT_MASK(BTN_0) | - BIT_MASK(BTN_1) | BIT_MASK(BTN_2) | BIT_MASK(BTN_3); - input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0); - input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0); -} - -void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->keybit[BIT_WORD(BTN_MISC)] |= BIT_MASK(BTN_4) | - BIT_MASK(BTN_5) | BIT_MASK(BTN_6) | BIT_MASK(BTN_7); - input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0); -} - -void input_dev_i4s(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_FINGER); - input_dev->keybit[BIT_WORD(BTN_MISC)] |= BIT_MASK(BTN_0) | BIT_MASK(BTN_1) | BIT_MASK(BTN_2) | BIT_MASK(BTN_3); - input_dev->keybit[BIT_WORD(BTN_MISC)] |= BIT_MASK(BTN_4) | BIT_MASK(BTN_5) | BIT_MASK(BTN_6); - input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0); -} - -void input_dev_i4(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->keybit[BIT_WORD(BTN_MISC)] |= BIT_MASK(BTN_7) | BIT_MASK(BTN_8); -} - -void input_dev_bee(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->keybit[BIT_WORD(BTN_MISC)] |= BIT_MASK(BTN_8) | BIT_MASK(BTN_9); -} - -void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->evbit[0] |= BIT_MASK(EV_MSC) | BIT_MASK(EV_REL); - input_dev->mscbit[0] |= BIT_MASK(MSC_SERIAL); - input_dev->relbit[0] |= BIT_MASK(REL_WHEEL); - input_dev->keybit[BIT_WORD(BTN_MOUSE)] |= BIT_MASK(BTN_LEFT) | - BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE) | - BIT_MASK(BTN_SIDE) | BIT_MASK(BTN_EXTRA); - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER) | - BIT_MASK(BTN_TOOL_PEN) | BIT_MASK(BTN_STYLUS) | - BIT_MASK(BTN_TOOL_MOUSE) | BIT_MASK(BTN_TOOL_BRUSH) | - BIT_MASK(BTN_TOOL_PENCIL) | BIT_MASK(BTN_TOOL_AIRBRUSH) | - BIT_MASK(BTN_TOOL_LENS) | BIT_MASK(BTN_STYLUS2); - input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0); - input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0); - input_set_abs_params(input_dev, ABS_TILT_X, 0, 127, 0, 0); - input_set_abs_params(input_dev, ABS_TILT_Y, 0, 127, 0, 0); - input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0); - input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0); -} - -void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_PEN) | - BIT_MASK(BTN_STYLUS) | BIT_MASK(BTN_STYLUS2); -} - -void input_dev_pt(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER); -} - -void input_dev_tpc(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - if (wacom_wac->features->device_type == BTN_TOOL_DOUBLETAP || - wacom_wac->features->device_type == BTN_TOOL_TRIPLETAP) { - input_set_abs_params(input_dev, ABS_RX, 0, wacom_wac->features->x_phy, 0, 0); - input_set_abs_params(input_dev, ABS_RY, 0, wacom_wac->features->y_phy, 0, 0); - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_DOUBLETAP); - } -} - -void input_dev_tpc2fg(struct input_dev *input_dev, struct wacom_wac *wacom_wac) -{ - if (wacom_wac->features->device_type == BTN_TOOL_TRIPLETAP) { - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_TRIPLETAP); - input_dev->evbit[0] |= BIT_MASK(EV_MSC); - input_dev->mscbit[0] |= BIT_MASK(MSC_SERIAL); - } -} - static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hid_desc, struct wacom_features *features) { @@ -358,19 +196,19 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi features->device_type = BTN_TOOL_TRIPLETAP; } features->x_max = - wacom_le16_to_cpu(&report[i + 3]); + get_unaligned_le16(&report[i + 3]); features->x_phy = - wacom_le16_to_cpu(&report[i + 6]); + get_unaligned_le16(&report[i + 6]); features->unit = report[i + 9]; features->unitExpo = report[i + 11]; i += 12; } else if (pen) { /* penabled only accepts exact bytes of data */ if (features->type == TABLETPC2FG) - features->pktlen = WACOM_PKGLEN_PENABLED; + features->pktlen = WACOM_PKGLEN_GRAPHIRE; features->device_type = BTN_TOOL_PEN; features->x_max = - wacom_le16_to_cpu(&report[i + 3]); + get_unaligned_le16(&report[i + 3]); i += 4; } } else if (usage == WCM_DIGITIZER) { @@ -392,24 +230,24 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi features->pktlen = WACOM_PKGLEN_TPC2FG; features->device_type = BTN_TOOL_TRIPLETAP; features->y_max = - wacom_le16_to_cpu(&report[i + 3]); + get_unaligned_le16(&report[i + 3]); features->y_phy = - wacom_le16_to_cpu(&report[i + 6]); + get_unaligned_le16(&report[i + 6]); i += 7; } else { features->y_max = features->x_max; features->y_phy = - wacom_le16_to_cpu(&report[i + 3]); + get_unaligned_le16(&report[i + 3]); i += 4; } } else if (pen) { /* penabled only accepts exact bytes of data */ if (features->type == TABLETPC2FG) - features->pktlen = WACOM_PKGLEN_PENABLED; + features->pktlen = WACOM_PKGLEN_GRAPHIRE; features->device_type = BTN_TOOL_PEN; features->y_max = - wacom_le16_to_cpu(&report[i + 3]); + get_unaligned_le16(&report[i + 3]); i += 4; } } @@ -428,7 +266,7 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi case HID_USAGE_UNDEFINED: if (usage == WCM_DESKTOP && finger) /* capacity */ features->pressure_max = - wacom_le16_to_cpu(&report[i + 3]); + get_unaligned_le16(&report[i + 3]); i += 4; break; } @@ -524,6 +362,81 @@ static int wacom_retrieve_hid_descriptor(struct usb_interface *intf, return error; } +struct wacom_usbdev_data { + struct list_head list; + struct kref kref; + struct usb_device *dev; + struct wacom_shared shared; +}; + +static LIST_HEAD(wacom_udev_list); +static DEFINE_MUTEX(wacom_udev_list_lock); + +static struct wacom_usbdev_data *wacom_get_usbdev_data(struct usb_device *dev) +{ + struct wacom_usbdev_data *data; + + list_for_each_entry(data, &wacom_udev_list, list) { + if (data->dev == dev) { + kref_get(&data->kref); + return data; + } + } + + return NULL; +} + +static int wacom_add_shared_data(struct wacom_wac *wacom, + struct usb_device *dev) +{ + struct wacom_usbdev_data *data; + int retval = 0; + + mutex_lock(&wacom_udev_list_lock); + + data = wacom_get_usbdev_data(dev); + if (!data) { + data = kzalloc(sizeof(struct wacom_usbdev_data), GFP_KERNEL); + if (!data) { + retval = -ENOMEM; + goto out; + } + + kref_init(&data->kref); + data->dev = dev; + list_add_tail(&data->list, &wacom_udev_list); + } + + wacom->shared = &data->shared; + +out: + mutex_unlock(&wacom_udev_list_lock); + return retval; +} + +static void wacom_release_shared_data(struct kref *kref) +{ + struct wacom_usbdev_data *data = + container_of(kref, struct wacom_usbdev_data, kref); + + mutex_lock(&wacom_udev_list_lock); + list_del(&data->list); + mutex_unlock(&wacom_udev_list_lock); + + kfree(data); +} + +static void wacom_remove_shared_data(struct wacom_wac *wacom) +{ + struct wacom_usbdev_data *data; + + if (wacom->shared) { + data = container_of(wacom->shared, struct wacom_usbdev_data, shared); + kref_put(&data->kref, wacom_release_shared_data); + wacom->shared = NULL; + } +} + static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *dev = interface_to_usbdev(intf); @@ -532,42 +445,46 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i struct wacom_wac *wacom_wac; struct wacom_features *features; struct input_dev *input_dev; - int error = -ENOMEM; + int error; + + if (!id->driver_info) + return -EINVAL; wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL); - wacom_wac = kzalloc(sizeof(struct wacom_wac), GFP_KERNEL); input_dev = input_allocate_device(); - if (!wacom || !input_dev || !wacom_wac) + if (!wacom || !input_dev) { + error = -ENOMEM; goto fail1; + } + + wacom_wac = &wacom->wacom_wac; + wacom_wac->features = *((struct wacom_features *)id->driver_info); + features = &wacom_wac->features; + if (features->pktlen > WACOM_PKGLEN_MAX) { + error = -EINVAL; + goto fail1; + } - wacom_wac->data = usb_buffer_alloc(dev, WACOM_PKGLEN_MAX, GFP_KERNEL, &wacom->data_dma); - if (!wacom_wac->data) + wacom_wac->data = usb_alloc_coherent(dev, WACOM_PKGLEN_MAX, + GFP_KERNEL, &wacom->data_dma); + if (!wacom_wac->data) { + error = -ENOMEM; goto fail1; + } wacom->irq = usb_alloc_urb(0, GFP_KERNEL); - if (!wacom->irq) + if (!wacom->irq) { + error = -ENOMEM; goto fail2; + } wacom->usbdev = dev; - wacom->dev = input_dev; wacom->intf = intf; mutex_init(&wacom->lock); usb_make_path(dev, wacom->phys, sizeof(wacom->phys)); strlcat(wacom->phys, "/input0", sizeof(wacom->phys)); - wacom_wac->features = features = get_wacom_feature(id); - BUG_ON(features->pktlen > WACOM_PKGLEN_MAX); - - input_dev->name = wacom_wac->features->name; - wacom->wacom_wac = wacom_wac; - usb_to_input_id(dev, &input_dev->id); - - input_dev->dev.parent = &intf->dev; - - input_set_drvdata(input_dev, wacom); - - input_dev->open = wacom_open; - input_dev->close = wacom_close; + wacom_wac->input = input_dev; endpoint = &intf->cur_altsetting->endpoint[0].desc; @@ -576,15 +493,28 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i if (error) goto fail2; - input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); - input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOUCH); + strlcpy(wacom_wac->name, features->name, sizeof(wacom_wac->name)); + + if (features->type == TABLETPC || features->type == TABLETPC2FG) { + /* Append the device type to the name */ + strlcat(wacom_wac->name, + features->device_type == BTN_TOOL_PEN ? + " Pen" : " Finger", + sizeof(wacom_wac->name)); - input_set_abs_params(input_dev, ABS_X, 0, features->x_max, 4, 0); - input_set_abs_params(input_dev, ABS_Y, 0, features->y_max, 4, 0); - input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max, 0, 0); - input_dev->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); + error = wacom_add_shared_data(wacom_wac, dev); + if (error) + goto fail3; + } + + input_dev->name = wacom_wac->name; + input_dev->dev.parent = &intf->dev; + input_dev->open = wacom_open; + input_dev->close = wacom_close; + usb_to_input_id(dev, &input_dev->id); + input_set_drvdata(input_dev, wacom); - wacom_init_input_dev(input_dev, wacom_wac); + wacom_setup_input_capabilities(input_dev, wacom_wac); usb_fill_int_urb(wacom->irq, dev, usb_rcvintpipe(dev, endpoint->bEndpointAddress), @@ -593,9 +523,9 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i wacom->irq->transfer_dma = wacom->data_dma; wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; - error = input_register_device(wacom->dev); + error = input_register_device(input_dev); if (error) - goto fail3; + goto fail4; /* Note that if query fails it is not a hard failure */ wacom_query_tablet_data(intf, features); @@ -603,11 +533,11 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i usb_set_intfdata(intf, wacom); return 0; + fail4: wacom_remove_shared_data(wacom_wac); fail3: usb_free_urb(wacom->irq); - fail2: usb_buffer_free(dev, WACOM_PKGLEN_MAX, wacom_wac->data, wacom->data_dma); + fail2: usb_free_coherent(dev, WACOM_PKGLEN_MAX, wacom_wac->data, wacom->data_dma); fail1: input_free_device(input_dev); kfree(wacom); - kfree(wacom_wac); return error; } @@ -618,11 +548,11 @@ static void wacom_disconnect(struct usb_interface *intf) usb_set_intfdata(intf, NULL); usb_kill_urb(wacom->irq); - input_unregister_device(wacom->dev); + input_unregister_device(wacom->wacom_wac.input); usb_free_urb(wacom->irq); - usb_buffer_free(interface_to_usbdev(intf), WACOM_PKGLEN_MAX, - wacom->wacom_wac->data, wacom->data_dma); - kfree(wacom->wacom_wac); + usb_free_coherent(interface_to_usbdev(intf), WACOM_PKGLEN_MAX, + wacom->wacom_wac.data, wacom->data_dma); + wacom_remove_shared_data(&wacom->wacom_wac); kfree(wacom); } @@ -640,17 +570,19 @@ static int wacom_suspend(struct usb_interface *intf, pm_message_t message) static int wacom_resume(struct usb_interface *intf) { struct wacom *wacom = usb_get_intfdata(intf); - struct wacom_features *features = wacom->wacom_wac->features; + struct wacom_features *features = &wacom->wacom_wac.features; int rv; mutex_lock(&wacom->lock); - if (wacom->open) { + + /* switch to wacom mode first */ + wacom_query_tablet_data(intf, features); + + if (wacom->open) rv = usb_submit_urb(wacom->irq, GFP_NOIO); - /* switch to wacom mode if needed */ - if (!wacom_retrieve_hid_descriptor(intf, features)) - wacom_query_tablet_data(intf, features); - } else + else rv = 0; + mutex_unlock(&wacom->lock); return rv; @@ -663,6 +595,7 @@ static int wacom_reset_resume(struct usb_interface *intf) static struct usb_driver wacom_driver = { .name = "wacom", + .id_table = wacom_ids, .probe = wacom_probe, .disconnect = wacom_disconnect, .suspend = wacom_suspend, @@ -674,7 +607,7 @@ static struct usb_driver wacom_driver = { static int __init wacom_init(void) { int result; - wacom_driver.id_table = get_device_table(); + result = usb_register(&wacom_driver); if (result == 0) printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":" diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 1056f149fe31..415f6306105d 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -11,51 +11,58 @@ * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */ -#include "wacom.h" + #include "wacom_wac.h" +#include "wacom.h" -static int wacom_penpartner_irq(struct wacom_wac *wacom, void *wcombo) +static int wacom_penpartner_irq(struct wacom_wac *wacom) { unsigned char *data = wacom->data; + struct input_dev *input = wacom->input; switch (data[0]) { - case 1: - if (data[5] & 0x80) { - wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; - wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID; - wacom_report_key(wcombo, wacom->tool[0], 1); - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */ - wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1])); - wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3])); - wacom_report_abs(wcombo, ABS_PRESSURE, (signed char)data[6] + 127); - wacom_report_key(wcombo, BTN_TOUCH, ((signed char)data[6] > -127)); - wacom_report_key(wcombo, BTN_STYLUS, (data[5] & 0x40)); - } else { - wacom_report_key(wcombo, wacom->tool[0], 0); - wacom_report_abs(wcombo, ABS_MISC, 0); /* report tool id */ - wacom_report_abs(wcombo, ABS_PRESSURE, -1); - wacom_report_key(wcombo, BTN_TOUCH, 0); - } - break; - case 2: - wacom_report_key(wcombo, BTN_TOOL_PEN, 1); - wacom_report_abs(wcombo, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */ - wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1])); - wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3])); - wacom_report_abs(wcombo, ABS_PRESSURE, (signed char)data[6] + 127); - wacom_report_key(wcombo, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20)); - wacom_report_key(wcombo, BTN_STYLUS, (data[5] & 0x40)); - break; - default: - printk(KERN_INFO "wacom_penpartner_irq: received unknown report #%d\n", data[0]); - return 0; + case 1: + if (data[5] & 0x80) { + wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; + wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID; + input_report_key(input, wacom->tool[0], 1); + input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */ + input_report_abs(input, ABS_X, get_unaligned_le16(&data[1])); + input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3])); + input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127); + input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127)); + input_report_key(input, BTN_STYLUS, (data[5] & 0x40)); + } else { + input_report_key(input, wacom->tool[0], 0); + input_report_abs(input, ABS_MISC, 0); /* report tool id */ + input_report_abs(input, ABS_PRESSURE, -1); + input_report_key(input, BTN_TOUCH, 0); + } + break; + + case 2: + input_report_key(input, BTN_TOOL_PEN, 1); + input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */ + input_report_abs(input, ABS_X, get_unaligned_le16(&data[1])); + input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3])); + input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127); + input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20)); + input_report_key(input, BTN_STYLUS, (data[5] & 0x40)); + break; + + default: + printk(KERN_INFO "wacom_penpartner_irq: received unknown report #%d\n", data[0]); + return 0; } + return 1; } -static int wacom_pl_irq(struct wacom_wac *wacom, void *wcombo) +static int wacom_pl_irq(struct wacom_wac *wacom) { + struct wacom_features *features = &wacom->features; unsigned char *data = wacom->data; + struct input_dev *input = wacom->input; int prox, pressure; if (data[0] != WACOM_REPORT_PENABLED) { @@ -68,9 +75,9 @@ static int wacom_pl_irq(struct wacom_wac *wacom, void *wcombo) if (prox) { wacom->id[0] = ERASER_DEVICE_ID; pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1)); - if (wacom->features->pressure_max > 255) + if (features->pressure_max > 255) pressure = (pressure << 1) | ((data[4] >> 6) & 1); - pressure += (wacom->features->pressure_max + 1) / 2; + pressure += (features->pressure_max + 1) / 2; /* * if going from out of proximity into proximity select between the eraser @@ -89,8 +96,8 @@ static int wacom_pl_irq(struct wacom_wac *wacom, void *wcombo) /* was entered with stylus2 pressed */ if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) { /* report out proximity for previous tool */ - wacom_report_key(wcombo, wacom->tool[1], 0); - wacom_input_sync(wcombo); + input_report_key(input, wacom->tool[1], 0); + input_sync(input); wacom->tool[1] = BTN_TOOL_PEN; return 0; } @@ -100,32 +107,33 @@ static int wacom_pl_irq(struct wacom_wac *wacom, void *wcombo) wacom->tool[1] = BTN_TOOL_PEN; wacom->id[0] = STYLUS_DEVICE_ID; } - wacom_report_key(wcombo, wacom->tool[1], prox); /* report in proximity for tool */ - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */ - wacom_report_abs(wcombo, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14)); - wacom_report_abs(wcombo, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14)); - wacom_report_abs(wcombo, ABS_PRESSURE, pressure); - - wacom_report_key(wcombo, BTN_TOUCH, data[4] & 0x08); - wacom_report_key(wcombo, BTN_STYLUS, data[4] & 0x10); + input_report_key(input, wacom->tool[1], prox); /* report in proximity for tool */ + input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */ + input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14)); + input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14)); + input_report_abs(input, ABS_PRESSURE, pressure); + + input_report_key(input, BTN_TOUCH, data[4] & 0x08); + input_report_key(input, BTN_STYLUS, data[4] & 0x10); /* Only allow the stylus2 button to be reported for the pen tool. */ - wacom_report_key(wcombo, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20)); + input_report_key(input, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20)); } else { /* report proximity-out of a (valid) tool */ if (wacom->tool[1] != BTN_TOOL_RUBBER) { /* Unknown tool selected default to pen tool */ wacom->tool[1] = BTN_TOOL_PEN; } - wacom_report_key(wcombo, wacom->tool[1], prox); + input_report_key(input, wacom->tool[1], prox); } wacom->tool[0] = prox; /* Save proximity state */ return 1; } -static int wacom_ptu_irq(struct wacom_wac *wacom, void *wcombo) +static int wacom_ptu_irq(struct wacom_wac *wacom) { unsigned char *data = wacom->data; + struct input_dev *input = wacom->input; if (data[0] != WACOM_REPORT_PENABLED) { printk(KERN_INFO "wacom_ptu_irq: received unknown report #%d\n", data[0]); @@ -133,39 +141,41 @@ static int wacom_ptu_irq(struct wacom_wac *wacom, void *wcombo) } if (data[1] & 0x04) { - wacom_report_key(wcombo, BTN_TOOL_RUBBER, data[1] & 0x20); - wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x08); + input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20); + input_report_key(input, BTN_TOUCH, data[1] & 0x08); wacom->id[0] = ERASER_DEVICE_ID; } else { - wacom_report_key(wcombo, BTN_TOOL_PEN, data[1] & 0x20); - wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x01); + input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20); + input_report_key(input, BTN_TOUCH, data[1] & 0x01); wacom->id[0] = STYLUS_DEVICE_ID; } - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */ - wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2])); - wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4])); - wacom_report_abs(wcombo, ABS_PRESSURE, wacom_le16_to_cpu(&data[6])); - wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02); - wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x10); + input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */ + input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); + input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4])); + input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6])); + input_report_key(input, BTN_STYLUS, data[1] & 0x02); + input_report_key(input, BTN_STYLUS2, data[1] & 0x10); return 1; } -static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo) +static int wacom_graphire_irq(struct wacom_wac *wacom) { + struct wacom_features *features = &wacom->features; unsigned char *data = wacom->data; - int x, y, rw; - static int penData = 0; + struct input_dev *input = wacom->input; + int prox; + int rw = 0; + int retval = 0; if (data[0] != WACOM_REPORT_PENABLED) { dbg("wacom_graphire_irq: received unknown report #%d", data[0]); - return 0; + goto exit; } - if (data[1] & 0x80) { - /* in prox and not a pad data */ - penData = 1; - - switch ((data[1] >> 5) & 3) { + prox = data[1] & 0x80; + if (prox || wacom->id[0]) { + if (prox) { + switch ((data[1] >> 5) & 3) { case 0: /* Pen */ wacom->tool[0] = BTN_TOOL_PEN; @@ -178,133 +188,93 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo) break; case 2: /* Mouse with wheel */ - wacom_report_key(wcombo, BTN_MIDDLE, data[1] & 0x04); - if (wacom->features->type == WACOM_G4 || - wacom->features->type == WACOM_MO) { - rw = data[7] & 0x04 ? (data[7] & 0x03)-4 : (data[7] & 0x03); - wacom_report_rel(wcombo, REL_WHEEL, -rw); - } else - wacom_report_rel(wcombo, REL_WHEEL, -(signed char) data[6]); + input_report_key(input, BTN_MIDDLE, data[1] & 0x04); /* fall through */ case 3: /* Mouse without wheel */ wacom->tool[0] = BTN_TOOL_MOUSE; wacom->id[0] = CURSOR_DEVICE_ID; - wacom_report_key(wcombo, BTN_LEFT, data[1] & 0x01); - wacom_report_key(wcombo, BTN_RIGHT, data[1] & 0x02); - if (wacom->features->type == WACOM_G4 || - wacom->features->type == WACOM_MO) - wacom_report_abs(wcombo, ABS_DISTANCE, data[6] & 0x3f); - else - wacom_report_abs(wcombo, ABS_DISTANCE, data[7] & 0x3f); break; + } } - x = wacom_le16_to_cpu(&data[2]); - y = wacom_le16_to_cpu(&data[4]); - wacom_report_abs(wcombo, ABS_X, x); - wacom_report_abs(wcombo, ABS_Y, y); + input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); + input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4])); if (wacom->tool[0] != BTN_TOOL_MOUSE) { - wacom_report_abs(wcombo, ABS_PRESSURE, data[6] | ((data[7] & 0x01) << 8)); - wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x01); - wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02); - wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x04); - } - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */ - wacom_report_key(wcombo, wacom->tool[0], 1); - } else if (wacom->id[0]) { - wacom_report_abs(wcombo, ABS_X, 0); - wacom_report_abs(wcombo, ABS_Y, 0); - if (wacom->tool[0] == BTN_TOOL_MOUSE) { - wacom_report_key(wcombo, BTN_LEFT, 0); - wacom_report_key(wcombo, BTN_RIGHT, 0); - wacom_report_abs(wcombo, ABS_DISTANCE, 0); + input_report_abs(input, ABS_PRESSURE, data[6] | ((data[7] & 0x01) << 8)); + input_report_key(input, BTN_TOUCH, data[1] & 0x01); + input_report_key(input, BTN_STYLUS, data[1] & 0x02); + input_report_key(input, BTN_STYLUS2, data[1] & 0x04); } else { - wacom_report_abs(wcombo, ABS_PRESSURE, 0); - wacom_report_key(wcombo, BTN_TOUCH, 0); - wacom_report_key(wcombo, BTN_STYLUS, 0); - wacom_report_key(wcombo, BTN_STYLUS2, 0); + input_report_key(input, BTN_LEFT, data[1] & 0x01); + input_report_key(input, BTN_RIGHT, data[1] & 0x02); + if (features->type == WACOM_G4 || + features->type == WACOM_MO) { + input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f); + rw = (signed)(data[7] & 0x04) - (data[7] & 0x03); + } else { + input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f); + rw = -(signed)data[6]; + } + input_report_rel(input, REL_WHEEL, rw); } - wacom->id[0] = 0; - wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */ - wacom_report_key(wcombo, wacom->tool[0], 0); + + if (!prox) + wacom->id[0] = 0; + input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */ + input_report_key(input, wacom->tool[0], prox); + input_sync(input); /* sync last event */ } /* send pad data */ - switch (wacom->features->type) { - case WACOM_G4: - if (data[7] & 0xf8) { - if (penData) { - wacom_input_sync(wcombo); /* sync last event */ - if (!wacom->id[0]) - penData = 0; - } + switch (features->type) { + case WACOM_G4: + prox = data[7] & 0xf8; + if (prox || wacom->id[1]) { wacom->id[1] = PAD_DEVICE_ID; - wacom_report_key(wcombo, BTN_0, (data[7] & 0x40)); - wacom_report_key(wcombo, BTN_4, (data[7] & 0x80)); + input_report_key(input, BTN_0, (data[7] & 0x40)); + input_report_key(input, BTN_4, (data[7] & 0x80)); rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3); - wacom_report_rel(wcombo, REL_WHEEL, rw); - wacom_report_key(wcombo, BTN_TOOL_FINGER, 0xf0); - wacom_report_abs(wcombo, ABS_MISC, wacom->id[1]); - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); - } else if (wacom->id[1]) { - if (penData) { - wacom_input_sync(wcombo); /* sync last event */ - if (!wacom->id[0]) - penData = 0; - } - wacom->id[1] = 0; - wacom_report_key(wcombo, BTN_0, (data[7] & 0x40)); - wacom_report_key(wcombo, BTN_4, (data[7] & 0x80)); - wacom_report_rel(wcombo, REL_WHEEL, 0); - wacom_report_key(wcombo, BTN_TOOL_FINGER, 0); - wacom_report_abs(wcombo, ABS_MISC, 0); - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); + input_report_rel(input, REL_WHEEL, rw); + input_report_key(input, BTN_TOOL_FINGER, 0xf0); + if (!prox) + wacom->id[1] = 0; + input_report_abs(input, ABS_MISC, wacom->id[1]); + input_event(input, EV_MSC, MSC_SERIAL, 0xf0); + retval = 1; } break; - case WACOM_MO: - if ((data[7] & 0xf8) || (data[8] & 0xff)) { - if (penData) { - wacom_input_sync(wcombo); /* sync last event */ - if (!wacom->id[0]) - penData = 0; - } + + case WACOM_MO: + prox = (data[7] & 0xf8) || data[8]; + if (prox || wacom->id[1]) { wacom->id[1] = PAD_DEVICE_ID; - wacom_report_key(wcombo, BTN_0, (data[7] & 0x08)); - wacom_report_key(wcombo, BTN_1, (data[7] & 0x20)); - wacom_report_key(wcombo, BTN_4, (data[7] & 0x10)); - wacom_report_key(wcombo, BTN_5, (data[7] & 0x40)); - wacom_report_abs(wcombo, ABS_WHEEL, (data[8] & 0x7f)); - wacom_report_key(wcombo, BTN_TOOL_FINGER, 0xf0); - wacom_report_abs(wcombo, ABS_MISC, wacom->id[1]); - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); - } else if (wacom->id[1]) { - if (penData) { - wacom_input_sync(wcombo); /* sync last event */ - if (!wacom->id[0]) - penData = 0; - } - wacom->id[1] = 0; - wacom_report_key(wcombo, BTN_0, (data[7] & 0x08)); - wacom_report_key(wcombo, BTN_1, (data[7] & 0x20)); - wacom_report_key(wcombo, BTN_4, (data[7] & 0x10)); - wacom_report_key(wcombo, BTN_5, (data[7] & 0x40)); - wacom_report_abs(wcombo, ABS_WHEEL, (data[8] & 0x7f)); - wacom_report_key(wcombo, BTN_TOOL_FINGER, 0); - wacom_report_abs(wcombo, ABS_MISC, 0); - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); + input_report_key(input, BTN_0, (data[7] & 0x08)); + input_report_key(input, BTN_1, (data[7] & 0x20)); + input_report_key(input, BTN_4, (data[7] & 0x10)); + input_report_key(input, BTN_5, (data[7] & 0x40)); + input_report_abs(input, ABS_WHEEL, (data[8] & 0x7f)); + input_report_key(input, BTN_TOOL_FINGER, 0xf0); + if (!prox) + wacom->id[1] = 0; + input_report_abs(input, ABS_MISC, wacom->id[1]); + input_event(input, EV_MSC, MSC_SERIAL, 0xf0); } + retval = 1; break; } - return 1; +exit: + return retval; } -static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo) +static int wacom_intuos_inout(struct wacom_wac *wacom) { + struct wacom_features *features = &wacom->features; unsigned char *data = wacom->data; + struct input_dev *input = wacom->input; int idx = 0; /* tool number */ - if (wacom->features->type == INTUOS) + if (features->type == INTUOS) idx = data[1] & 0x01; /* Enter report */ @@ -314,139 +284,157 @@ static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo) (data[4] << 20) + (data[5] << 12) + (data[6] << 4) + (data[7] >> 4); - wacom->id[idx] = (data[2] << 4) | (data[3] >> 4); - switch (wacom->id[idx]) { - case 0x812: /* Inking pen */ - case 0x801: /* Intuos3 Inking pen */ - case 0x20802: /* Intuos4 Classic Pen */ - case 0x012: - wacom->tool[idx] = BTN_TOOL_PENCIL; - break; - case 0x822: /* Pen */ - case 0x842: - case 0x852: - case 0x823: /* Intuos3 Grip Pen */ - case 0x813: /* Intuos3 Classic Pen */ - case 0x885: /* Intuos3 Marker Pen */ - case 0x802: /* Intuos4 Grip Pen Eraser */ - case 0x804: /* Intuos4 Marker Pen */ - case 0x40802: /* Intuos4 Classic Pen */ - case 0x022: - wacom->tool[idx] = BTN_TOOL_PEN; - break; - case 0x832: /* Stroke pen */ - case 0x032: - wacom->tool[idx] = BTN_TOOL_BRUSH; - break; - case 0x007: /* Mouse 4D and 2D */ - case 0x09c: - case 0x094: - case 0x017: /* Intuos3 2D Mouse */ - case 0x806: /* Intuos4 Mouse */ - wacom->tool[idx] = BTN_TOOL_MOUSE; - break; - case 0x096: /* Lens cursor */ - case 0x097: /* Intuos3 Lens cursor */ - case 0x006: /* Intuos4 Lens cursor */ - wacom->tool[idx] = BTN_TOOL_LENS; - break; - case 0x82a: /* Eraser */ - case 0x85a: - case 0x91a: - case 0xd1a: - case 0x0fa: - case 0x82b: /* Intuos3 Grip Pen Eraser */ - case 0x81b: /* Intuos3 Classic Pen Eraser */ - case 0x91b: /* Intuos3 Airbrush Eraser */ - case 0x80c: /* Intuos4 Marker Pen Eraser */ - case 0x80a: /* Intuos4 Grip Pen Eraser */ - case 0x4080a: /* Intuos4 Classic Pen Eraser */ - case 0x90a: /* Intuos4 Airbrush Eraser */ - wacom->tool[idx] = BTN_TOOL_RUBBER; - break; - case 0xd12: - case 0x912: - case 0x112: - case 0x913: /* Intuos3 Airbrush */ - case 0x902: /* Intuos4 Airbrush */ - wacom->tool[idx] = BTN_TOOL_AIRBRUSH; - break; - default: /* Unknown tool */ - wacom->tool[idx] = BTN_TOOL_PEN; + wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) | + ((data[7] & 0x0f) << 20) | ((data[8] & 0xf0) << 12); + + switch (wacom->id[idx] & 0xfffff) { + case 0x812: /* Inking pen */ + case 0x801: /* Intuos3 Inking pen */ + case 0x20802: /* Intuos4 Inking Pen */ + case 0x012: + wacom->tool[idx] = BTN_TOOL_PENCIL; + break; + + case 0x822: /* Pen */ + case 0x842: + case 0x852: + case 0x823: /* Intuos3 Grip Pen */ + case 0x813: /* Intuos3 Classic Pen */ + case 0x885: /* Intuos3 Marker Pen */ + case 0x802: /* Intuos4 General Pen */ + case 0x804: /* Intuos4 Marker Pen */ + case 0x40802: /* Intuos4 Classic Pen */ + case 0x022: + wacom->tool[idx] = BTN_TOOL_PEN; + break; + + case 0x832: /* Stroke pen */ + case 0x032: + wacom->tool[idx] = BTN_TOOL_BRUSH; + break; + + case 0x007: /* Mouse 4D and 2D */ + case 0x09c: + case 0x094: + case 0x017: /* Intuos3 2D Mouse */ + case 0x806: /* Intuos4 Mouse */ + wacom->tool[idx] = BTN_TOOL_MOUSE; + break; + + case 0x096: /* Lens cursor */ + case 0x097: /* Intuos3 Lens cursor */ + case 0x006: /* Intuos4 Lens cursor */ + wacom->tool[idx] = BTN_TOOL_LENS; + break; + + case 0x82a: /* Eraser */ + case 0x85a: + case 0x91a: + case 0xd1a: + case 0x0fa: + case 0x82b: /* Intuos3 Grip Pen Eraser */ + case 0x81b: /* Intuos3 Classic Pen Eraser */ + case 0x91b: /* Intuos3 Airbrush Eraser */ + case 0x80c: /* Intuos4 Marker Pen Eraser */ + case 0x80a: /* Intuos4 General Pen Eraser */ + case 0x4080a: /* Intuos4 Classic Pen Eraser */ + case 0x90a: /* Intuos4 Airbrush Eraser */ + wacom->tool[idx] = BTN_TOOL_RUBBER; + break; + + case 0xd12: + case 0x912: + case 0x112: + case 0x913: /* Intuos3 Airbrush */ + case 0x902: /* Intuos4 Airbrush */ + wacom->tool[idx] = BTN_TOOL_AIRBRUSH; + break; + + default: /* Unknown tool */ + wacom->tool[idx] = BTN_TOOL_PEN; + break; } return 1; } + /* older I4 styli don't work with new Cintiqs */ + if (!((wacom->id[idx] >> 20) & 0x01) && + (features->type == WACOM_21UX2)) + return 1; + /* Exit report */ if ((data[1] & 0xfe) == 0x80) { /* * Reset all states otherwise we lose the initial states * when in-prox next time */ - wacom_report_abs(wcombo, ABS_X, 0); - wacom_report_abs(wcombo, ABS_Y, 0); - wacom_report_abs(wcombo, ABS_DISTANCE, 0); - wacom_report_abs(wcombo, ABS_TILT_X, 0); - wacom_report_abs(wcombo, ABS_TILT_Y, 0); + input_report_abs(input, ABS_X, 0); + input_report_abs(input, ABS_Y, 0); + input_report_abs(input, ABS_DISTANCE, 0); + input_report_abs(input, ABS_TILT_X, 0); + input_report_abs(input, ABS_TILT_Y, 0); if (wacom->tool[idx] >= BTN_TOOL_MOUSE) { - wacom_report_key(wcombo, BTN_LEFT, 0); - wacom_report_key(wcombo, BTN_MIDDLE, 0); - wacom_report_key(wcombo, BTN_RIGHT, 0); - wacom_report_key(wcombo, BTN_SIDE, 0); - wacom_report_key(wcombo, BTN_EXTRA, 0); - wacom_report_abs(wcombo, ABS_THROTTLE, 0); - wacom_report_abs(wcombo, ABS_RZ, 0); + input_report_key(input, BTN_LEFT, 0); + input_report_key(input, BTN_MIDDLE, 0); + input_report_key(input, BTN_RIGHT, 0); + input_report_key(input, BTN_SIDE, 0); + input_report_key(input, BTN_EXTRA, 0); + input_report_abs(input, ABS_THROTTLE, 0); + input_report_abs(input, ABS_RZ, 0); } else { - wacom_report_abs(wcombo, ABS_PRESSURE, 0); - wacom_report_key(wcombo, BTN_STYLUS, 0); - wacom_report_key(wcombo, BTN_STYLUS2, 0); - wacom_report_key(wcombo, BTN_TOUCH, 0); - wacom_report_abs(wcombo, ABS_WHEEL, 0); - if (wacom->features->type >= INTUOS3S) - wacom_report_abs(wcombo, ABS_Z, 0); + input_report_abs(input, ABS_PRESSURE, 0); + input_report_key(input, BTN_STYLUS, 0); + input_report_key(input, BTN_STYLUS2, 0); + input_report_key(input, BTN_TOUCH, 0); + input_report_abs(input, ABS_WHEEL, 0); + if (features->type >= INTUOS3S) + input_report_abs(input, ABS_Z, 0); } - wacom_report_key(wcombo, wacom->tool[idx], 0); - wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */ - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]); + input_report_key(input, wacom->tool[idx], 0); + input_report_abs(input, ABS_MISC, 0); /* reset tool id */ + input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]); wacom->id[idx] = 0; return 2; } return 0; } -static void wacom_intuos_general(struct wacom_wac *wacom, void *wcombo) +static void wacom_intuos_general(struct wacom_wac *wacom) { + struct wacom_features *features = &wacom->features; unsigned char *data = wacom->data; + struct input_dev *input = wacom->input; unsigned int t; /* general pen packet */ if ((data[1] & 0xb8) == 0xa0) { t = (data[6] << 2) | ((data[7] >> 6) & 3); - if (wacom->features->type >= INTUOS4S && wacom->features->type <= INTUOS4L) + if (features->type >= INTUOS4S && features->type <= INTUOS4L) t = (t << 1) | (data[1] & 1); - wacom_report_abs(wcombo, ABS_PRESSURE, t); - wacom_report_abs(wcombo, ABS_TILT_X, + input_report_abs(input, ABS_PRESSURE, t); + input_report_abs(input, ABS_TILT_X, ((data[7] << 1) & 0x7e) | (data[8] >> 7)); - wacom_report_abs(wcombo, ABS_TILT_Y, data[8] & 0x7f); - wacom_report_key(wcombo, BTN_STYLUS, data[1] & 2); - wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 4); - wacom_report_key(wcombo, BTN_TOUCH, t > 10); + input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f); + input_report_key(input, BTN_STYLUS, data[1] & 2); + input_report_key(input, BTN_STYLUS2, data[1] & 4); + input_report_key(input, BTN_TOUCH, t > 10); } /* airbrush second packet */ if ((data[1] & 0xbc) == 0xb4) { - wacom_report_abs(wcombo, ABS_WHEEL, + input_report_abs(input, ABS_WHEEL, (data[6] << 2) | ((data[7] >> 6) & 3)); - wacom_report_abs(wcombo, ABS_TILT_X, + input_report_abs(input, ABS_TILT_X, ((data[7] << 1) & 0x7e) | (data[8] >> 7)); - wacom_report_abs(wcombo, ABS_TILT_Y, data[8] & 0x7f); + input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f); } - return; } -static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo) +static int wacom_intuos_irq(struct wacom_wac *wacom) { + struct wacom_features *features = &wacom->features; unsigned char *data = wacom->data; + struct input_dev *input = wacom->input; unsigned int t; int idx = 0, result; @@ -457,7 +445,7 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo) } /* tool number */ - if (wacom->features->type == INTUOS) + if (features->type == INTUOS) idx = data[1] & 0x01; /* pad packets. Works as a second tool and is always in prox */ @@ -466,269 +454,311 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo) if (wacom->tool[1] != BTN_TOOL_FINGER) wacom->tool[1] = BTN_TOOL_FINGER; - if (wacom->features->type >= INTUOS4S && wacom->features->type <= INTUOS4L) { - wacom_report_key(wcombo, BTN_0, (data[2] & 0x01)); - wacom_report_key(wcombo, BTN_1, (data[3] & 0x01)); - wacom_report_key(wcombo, BTN_2, (data[3] & 0x02)); - wacom_report_key(wcombo, BTN_3, (data[3] & 0x04)); - wacom_report_key(wcombo, BTN_4, (data[3] & 0x08)); - wacom_report_key(wcombo, BTN_5, (data[3] & 0x10)); - wacom_report_key(wcombo, BTN_6, (data[3] & 0x20)); + if (features->type >= INTUOS4S && features->type <= INTUOS4L) { + input_report_key(input, BTN_0, (data[2] & 0x01)); + input_report_key(input, BTN_1, (data[3] & 0x01)); + input_report_key(input, BTN_2, (data[3] & 0x02)); + input_report_key(input, BTN_3, (data[3] & 0x04)); + input_report_key(input, BTN_4, (data[3] & 0x08)); + input_report_key(input, BTN_5, (data[3] & 0x10)); + input_report_key(input, BTN_6, (data[3] & 0x20)); if (data[1] & 0x80) { - wacom_report_abs(wcombo, ABS_WHEEL, (data[1] & 0x7f)); + input_report_abs(input, ABS_WHEEL, (data[1] & 0x7f)); } else { /* Out of proximity, clear wheel value. */ - wacom_report_abs(wcombo, ABS_WHEEL, 0); + input_report_abs(input, ABS_WHEEL, 0); } - if (wacom->features->type != INTUOS4S) { - wacom_report_key(wcombo, BTN_7, (data[3] & 0x40)); - wacom_report_key(wcombo, BTN_8, (data[3] & 0x80)); + if (features->type != INTUOS4S) { + input_report_key(input, BTN_7, (data[3] & 0x40)); + input_report_key(input, BTN_8, (data[3] & 0x80)); } if (data[1] | (data[2] & 0x01) | data[3]) { - wacom_report_key(wcombo, wacom->tool[1], 1); - wacom_report_abs(wcombo, ABS_MISC, PAD_DEVICE_ID); + input_report_key(input, wacom->tool[1], 1); + input_report_abs(input, ABS_MISC, PAD_DEVICE_ID); } else { - wacom_report_key(wcombo, wacom->tool[1], 0); - wacom_report_abs(wcombo, ABS_MISC, 0); + input_report_key(input, wacom->tool[1], 0); + input_report_abs(input, ABS_MISC, 0); } } else { - wacom_report_key(wcombo, BTN_0, (data[5] & 0x01)); - wacom_report_key(wcombo, BTN_1, (data[5] & 0x02)); - wacom_report_key(wcombo, BTN_2, (data[5] & 0x04)); - wacom_report_key(wcombo, BTN_3, (data[5] & 0x08)); - wacom_report_key(wcombo, BTN_4, (data[6] & 0x01)); - wacom_report_key(wcombo, BTN_5, (data[6] & 0x02)); - wacom_report_key(wcombo, BTN_6, (data[6] & 0x04)); - wacom_report_key(wcombo, BTN_7, (data[6] & 0x08)); - wacom_report_key(wcombo, BTN_8, (data[5] & 0x10)); - wacom_report_key(wcombo, BTN_9, (data[6] & 0x10)); - wacom_report_abs(wcombo, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]); - wacom_report_abs(wcombo, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]); - - if ((data[5] & 0x1f) | (data[6] & 0x1f) | (data[1] & 0x1f) | - data[2] | (data[3] & 0x1f) | data[4]) { - wacom_report_key(wcombo, wacom->tool[1], 1); - wacom_report_abs(wcombo, ABS_MISC, PAD_DEVICE_ID); + if (features->type == WACOM_21UX2) { + input_report_key(input, BTN_0, (data[5] & 0x01)); + input_report_key(input, BTN_1, (data[6] & 0x01)); + input_report_key(input, BTN_2, (data[6] & 0x02)); + input_report_key(input, BTN_3, (data[6] & 0x04)); + input_report_key(input, BTN_4, (data[6] & 0x08)); + input_report_key(input, BTN_5, (data[6] & 0x10)); + input_report_key(input, BTN_6, (data[6] & 0x20)); + input_report_key(input, BTN_7, (data[6] & 0x40)); + input_report_key(input, BTN_8, (data[6] & 0x80)); + input_report_key(input, BTN_9, (data[7] & 0x01)); + input_report_key(input, BTN_A, (data[8] & 0x01)); + input_report_key(input, BTN_B, (data[8] & 0x02)); + input_report_key(input, BTN_C, (data[8] & 0x04)); + input_report_key(input, BTN_X, (data[8] & 0x08)); + input_report_key(input, BTN_Y, (data[8] & 0x10)); + input_report_key(input, BTN_Z, (data[8] & 0x20)); + input_report_key(input, BTN_BASE, (data[8] & 0x40)); + input_report_key(input, BTN_BASE2, (data[8] & 0x80)); + } else { + input_report_key(input, BTN_0, (data[5] & 0x01)); + input_report_key(input, BTN_1, (data[5] & 0x02)); + input_report_key(input, BTN_2, (data[5] & 0x04)); + input_report_key(input, BTN_3, (data[5] & 0x08)); + input_report_key(input, BTN_4, (data[6] & 0x01)); + input_report_key(input, BTN_5, (data[6] & 0x02)); + input_report_key(input, BTN_6, (data[6] & 0x04)); + input_report_key(input, BTN_7, (data[6] & 0x08)); + input_report_key(input, BTN_8, (data[5] & 0x10)); + input_report_key(input, BTN_9, (data[6] & 0x10)); + } + input_report_abs(input, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]); + input_report_abs(input, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]); + + if ((data[5] & 0x1f) | data[6] | (data[1] & 0x1f) | + data[2] | (data[3] & 0x1f) | data[4] | data[8] | + (data[7] & 0x01)) { + input_report_key(input, wacom->tool[1], 1); + input_report_abs(input, ABS_MISC, PAD_DEVICE_ID); } else { - wacom_report_key(wcombo, wacom->tool[1], 0); - wacom_report_abs(wcombo, ABS_MISC, 0); + input_report_key(input, wacom->tool[1], 0); + input_report_abs(input, ABS_MISC, 0); } } - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xffffffff); + input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff); return 1; } /* process in/out prox events */ - result = wacom_intuos_inout(wacom, wcombo); + result = wacom_intuos_inout(wacom); if (result) - return result-1; + return result - 1; /* don't proceed if we don't know the ID */ if (!wacom->id[idx]) return 0; /* Only large Intuos support Lense Cursor */ - if ((wacom->tool[idx] == BTN_TOOL_LENS) - && ((wacom->features->type == INTUOS3) - || (wacom->features->type == INTUOS3S) - || (wacom->features->type == INTUOS4) - || (wacom->features->type == INTUOS4S))) + if (wacom->tool[idx] == BTN_TOOL_LENS && + (features->type == INTUOS3 || + features->type == INTUOS3S || + features->type == INTUOS4 || + features->type == INTUOS4S)) { + return 0; + } /* Cintiq doesn't send data when RDY bit isn't set */ - if ((wacom->features->type == CINTIQ) && !(data[1] & 0x40)) + if (features->type == CINTIQ && !(data[1] & 0x40)) return 0; - if (wacom->features->type >= INTUOS3S) { - wacom_report_abs(wcombo, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1)); - wacom_report_abs(wcombo, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1)); - wacom_report_abs(wcombo, ABS_DISTANCE, ((data[9] >> 2) & 0x3f)); + if (features->type >= INTUOS3S) { + input_report_abs(input, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1)); + input_report_abs(input, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1)); + input_report_abs(input, ABS_DISTANCE, ((data[9] >> 2) & 0x3f)); } else { - wacom_report_abs(wcombo, ABS_X, wacom_be16_to_cpu(&data[2])); - wacom_report_abs(wcombo, ABS_Y, wacom_be16_to_cpu(&data[4])); - wacom_report_abs(wcombo, ABS_DISTANCE, ((data[9] >> 3) & 0x1f)); + input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[2])); + input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[4])); + input_report_abs(input, ABS_DISTANCE, ((data[9] >> 3) & 0x1f)); } /* process general packets */ - wacom_intuos_general(wacom, wcombo); + wacom_intuos_general(wacom); /* 4D mouse, 2D mouse, marker pen rotation, tilt mouse, or Lens cursor packets */ if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0 || (data[1] & 0xbc) == 0xac) { if (data[1] & 0x02) { /* Rotation packet */ - if (wacom->features->type >= INTUOS3S) { + if (features->type >= INTUOS3S) { /* I3 marker pen rotation */ t = (data[6] << 3) | ((data[7] >> 5) & 7); t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) : ((t-1) / 2 + 450)) : (450 - t / 2) ; - wacom_report_abs(wcombo, ABS_Z, t); + input_report_abs(input, ABS_Z, t); } else { /* 4D mouse rotation packet */ t = (data[6] << 3) | ((data[7] >> 5) & 7); - wacom_report_abs(wcombo, ABS_RZ, (data[7] & 0x20) ? + input_report_abs(input, ABS_RZ, (data[7] & 0x20) ? ((t - 1) / 2) : -t / 2); } - } else if (!(data[1] & 0x10) && wacom->features->type < INTUOS3S) { + } else if (!(data[1] & 0x10) && features->type < INTUOS3S) { /* 4D mouse packet */ - wacom_report_key(wcombo, BTN_LEFT, data[8] & 0x01); - wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02); - wacom_report_key(wcombo, BTN_RIGHT, data[8] & 0x04); + input_report_key(input, BTN_LEFT, data[8] & 0x01); + input_report_key(input, BTN_MIDDLE, data[8] & 0x02); + input_report_key(input, BTN_RIGHT, data[8] & 0x04); - wacom_report_key(wcombo, BTN_SIDE, data[8] & 0x20); - wacom_report_key(wcombo, BTN_EXTRA, data[8] & 0x10); + input_report_key(input, BTN_SIDE, data[8] & 0x20); + input_report_key(input, BTN_EXTRA, data[8] & 0x10); t = (data[6] << 2) | ((data[7] >> 6) & 3); - wacom_report_abs(wcombo, ABS_THROTTLE, (data[8] & 0x08) ? -t : t); + input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t); } else if (wacom->tool[idx] == BTN_TOOL_MOUSE) { /* I4 mouse */ - if (wacom->features->type >= INTUOS4S && wacom->features->type <= INTUOS4L) { - wacom_report_key(wcombo, BTN_LEFT, data[6] & 0x01); - wacom_report_key(wcombo, BTN_MIDDLE, data[6] & 0x02); - wacom_report_key(wcombo, BTN_RIGHT, data[6] & 0x04); - wacom_report_rel(wcombo, REL_WHEEL, ((data[7] & 0x80) >> 7) + if (features->type >= INTUOS4S && features->type <= INTUOS4L) { + input_report_key(input, BTN_LEFT, data[6] & 0x01); + input_report_key(input, BTN_MIDDLE, data[6] & 0x02); + input_report_key(input, BTN_RIGHT, data[6] & 0x04); + input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7) - ((data[7] & 0x40) >> 6)); - wacom_report_key(wcombo, BTN_SIDE, data[6] & 0x08); - wacom_report_key(wcombo, BTN_EXTRA, data[6] & 0x10); + input_report_key(input, BTN_SIDE, data[6] & 0x08); + input_report_key(input, BTN_EXTRA, data[6] & 0x10); - wacom_report_abs(wcombo, ABS_TILT_X, + input_report_abs(input, ABS_TILT_X, ((data[7] << 1) & 0x7e) | (data[8] >> 7)); - wacom_report_abs(wcombo, ABS_TILT_Y, data[8] & 0x7f); + input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f); } else { /* 2D mouse packet */ - wacom_report_key(wcombo, BTN_LEFT, data[8] & 0x04); - wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x08); - wacom_report_key(wcombo, BTN_RIGHT, data[8] & 0x10); - wacom_report_rel(wcombo, REL_WHEEL, (data[8] & 0x01) + input_report_key(input, BTN_LEFT, data[8] & 0x04); + input_report_key(input, BTN_MIDDLE, data[8] & 0x08); + input_report_key(input, BTN_RIGHT, data[8] & 0x10); + input_report_rel(input, REL_WHEEL, (data[8] & 0x01) - ((data[8] & 0x02) >> 1)); /* I3 2D mouse side buttons */ - if (wacom->features->type >= INTUOS3S && wacom->features->type <= INTUOS3L) { - wacom_report_key(wcombo, BTN_SIDE, data[8] & 0x40); - wacom_report_key(wcombo, BTN_EXTRA, data[8] & 0x20); + if (features->type >= INTUOS3S && features->type <= INTUOS3L) { + input_report_key(input, BTN_SIDE, data[8] & 0x40); + input_report_key(input, BTN_EXTRA, data[8] & 0x20); } } - } else if ((wacom->features->type < INTUOS3S || wacom->features->type == INTUOS3L || - wacom->features->type == INTUOS4L) && + } else if ((features->type < INTUOS3S || features->type == INTUOS3L || + features->type == INTUOS4L) && wacom->tool[idx] == BTN_TOOL_LENS) { /* Lens cursor packets */ - wacom_report_key(wcombo, BTN_LEFT, data[8] & 0x01); - wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02); - wacom_report_key(wcombo, BTN_RIGHT, data[8] & 0x04); - wacom_report_key(wcombo, BTN_SIDE, data[8] & 0x10); - wacom_report_key(wcombo, BTN_EXTRA, data[8] & 0x08); + input_report_key(input, BTN_LEFT, data[8] & 0x01); + input_report_key(input, BTN_MIDDLE, data[8] & 0x02); + input_report_key(input, BTN_RIGHT, data[8] & 0x04); + input_report_key(input, BTN_SIDE, data[8] & 0x10); + input_report_key(input, BTN_EXTRA, data[8] & 0x08); } } - wacom_report_abs(wcombo, ABS_MISC, wacom->id[idx]); /* report tool id */ - wacom_report_key(wcombo, wacom->tool[idx], 1); - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]); + input_report_abs(input, ABS_MISC, wacom->id[idx]); /* report tool id */ + input_report_key(input, wacom->tool[idx], 1); + input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]); return 1; } -static void wacom_tpc_finger_in(struct wacom_wac *wacom, void *wcombo, char *data, int idx) +static void wacom_tpc_finger_in(struct wacom_wac *wacom, char *data, int idx) { - wacom_report_abs(wcombo, ABS_X, - (data[2 + idx * 2] & 0xff) | ((data[3 + idx * 2] & 0x7f) << 8)); - wacom_report_abs(wcombo, ABS_Y, - (data[6 + idx * 2] & 0xff) | ((data[7 + idx * 2] & 0x7f) << 8)); - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); - wacom_report_key(wcombo, wacom->tool[idx], 1); - if (idx) - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); - else - wacom_report_key(wcombo, BTN_TOUCH, 1); + struct input_dev *input = wacom->input; + int finger = idx + 1; + int x = le16_to_cpup((__le16 *)&data[finger * 2]) & 0x7fff; + int y = le16_to_cpup((__le16 *)&data[4 + finger * 2]) & 0x7fff; + + /* + * Work around input core suppressing "duplicate" events since + * we are abusing ABS_X/ABS_Y to transmit multi-finger data. + * This should go away once we switch to true multitouch + * protocol. + */ + if (wacom->last_finger != finger) { + if (x == input->abs[ABS_X]) + x++; + + if (y == input->abs[ABS_Y]) + y++; + } + + input_report_abs(input, ABS_X, x); + input_report_abs(input, ABS_Y, y); + input_report_abs(input, ABS_MISC, wacom->id[0]); + input_report_key(input, wacom->tool[finger], 1); + if (!idx) + input_report_key(input, BTN_TOUCH, 1); + input_event(input, EV_MSC, MSC_SERIAL, finger); + input_sync(input); + + wacom->last_finger = finger; } -static void wacom_tpc_touch_out(struct wacom_wac *wacom, void *wcombo, int idx) +static void wacom_tpc_touch_out(struct wacom_wac *wacom, int idx) { - wacom_report_abs(wcombo, ABS_X, 0); - wacom_report_abs(wcombo, ABS_Y, 0); - wacom_report_abs(wcombo, ABS_MISC, 0); - wacom_report_key(wcombo, wacom->tool[idx], 0); - if (idx) - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); - else - wacom_report_key(wcombo, BTN_TOUCH, 0); - return; + struct input_dev *input = wacom->input; + int finger = idx + 1; + + input_report_abs(input, ABS_X, 0); + input_report_abs(input, ABS_Y, 0); + input_report_abs(input, ABS_MISC, 0); + input_report_key(input, wacom->tool[finger], 0); + if (!idx) + input_report_key(input, BTN_TOUCH, 0); + input_event(input, EV_MSC, MSC_SERIAL, finger); + input_sync(input); } -static void wacom_tpc_touch_in(struct wacom_wac *wacom, void *wcombo) +static void wacom_tpc_touch_in(struct wacom_wac *wacom, size_t len) { char *data = wacom->data; - struct urb *urb = ((struct wacom_combo *)wcombo)->urb; - static int firstFinger = 0; - static int secondFinger = 0; + struct input_dev *input = wacom->input; - wacom->tool[0] = BTN_TOOL_DOUBLETAP; + wacom->tool[1] = BTN_TOOL_DOUBLETAP; wacom->id[0] = TOUCH_DEVICE_ID; - wacom->tool[1] = BTN_TOOL_TRIPLETAP; + wacom->tool[2] = BTN_TOOL_TRIPLETAP; + + if (len != WACOM_PKGLEN_TPC1FG) { - if (urb->actual_length != WACOM_PKGLEN_TPC1FG) { switch (data[0]) { - case WACOM_REPORT_TPC1FG: - wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2])); - wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4])); - wacom_report_abs(wcombo, ABS_PRESSURE, wacom_le16_to_cpu(&data[6])); - wacom_report_key(wcombo, BTN_TOUCH, wacom_le16_to_cpu(&data[6])); - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); - wacom_report_key(wcombo, wacom->tool[0], 1); - break; - case WACOM_REPORT_TPC2FG: - /* keep this byte to send proper out-prox event */ - wacom->id[1] = data[1] & 0x03; - - if (data[1] & 0x01) { - wacom_tpc_finger_in(wacom, wcombo, data, 0); - firstFinger = 1; - } else if (firstFinger) { - wacom_tpc_touch_out(wacom, wcombo, 0); - } - if (data[1] & 0x02) { - /* sync first finger data */ - if (firstFinger) - wacom_input_sync(wcombo); + case WACOM_REPORT_TPC1FG: + input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); + input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4])); + input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6])); + input_report_key(input, BTN_TOUCH, le16_to_cpup((__le16 *)&data[6])); + input_report_abs(input, ABS_MISC, wacom->id[0]); + input_report_key(input, wacom->tool[1], 1); + input_sync(input); + break; - wacom_tpc_finger_in(wacom, wcombo, data, 1); - secondFinger = 1; - } else if (secondFinger) { - /* sync first finger data */ - if (firstFinger) - wacom_input_sync(wcombo); + case WACOM_REPORT_TPC2FG: + if (data[1] & 0x01) + wacom_tpc_finger_in(wacom, data, 0); + else if (wacom->id[1] & 0x01) + wacom_tpc_touch_out(wacom, 0); - wacom_tpc_touch_out(wacom, wcombo, 1); - secondFinger = 0; - } - if (!(data[1] & 0x01)) - firstFinger = 0; - break; + if (data[1] & 0x02) + wacom_tpc_finger_in(wacom, data, 1); + else if (wacom->id[1] & 0x02) + wacom_tpc_touch_out(wacom, 1); + break; } } else { - wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1])); - wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3])); - wacom_report_key(wcombo, BTN_TOUCH, 1); - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); - wacom_report_key(wcombo, wacom->tool[0], 1); + input_report_abs(input, ABS_X, get_unaligned_le16(&data[1])); + input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3])); + input_report_key(input, BTN_TOUCH, 1); + input_report_abs(input, ABS_MISC, wacom->id[1]); + input_report_key(input, wacom->tool[1], 1); + input_sync(input); } - return; } -static int wacom_tpc_irq(struct wacom_wac *wacom, void *wcombo) +static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len) { + struct wacom_features *features = &wacom->features; char *data = wacom->data; - int prox = 0, pressure, idx = -1; - static int stylusInProx, touchInProx = 1, touchOut; - struct urb *urb = ((struct wacom_combo *)wcombo)->urb; + struct input_dev *input = wacom->input; + int prox = 0, pressure; + int retval = 0; dbg("wacom_tpc_irq: received report #%d", data[0]); - if (urb->actual_length == WACOM_PKGLEN_TPC1FG || /* single touch */ + if (len == WACOM_PKGLEN_TPC1FG || /* single touch */ data[0] == WACOM_REPORT_TPC1FG || /* single touch */ data[0] == WACOM_REPORT_TPC2FG) { /* 2FG touch */ - if (urb->actual_length == WACOM_PKGLEN_TPC1FG) { /* with touch */ + + if (wacom->shared->stylus_in_proximity) { + if (wacom->id[1] & 0x01) + wacom_tpc_touch_out(wacom, 0); + + if (wacom->id[1] & 0x02) + wacom_tpc_touch_out(wacom, 1); + + wacom->id[1] = 0; + return 0; + } + + if (len == WACOM_PKGLEN_TPC1FG) { /* with touch */ prox = data[0] & 0x01; } else { /* with capacity */ if (data[0] == WACOM_REPORT_TPC1FG) @@ -739,317 +769,479 @@ static int wacom_tpc_irq(struct wacom_wac *wacom, void *wcombo) prox = data[1] & 0x03; } - if (!stylusInProx) { /* stylus not in prox */ - if (prox) { - if (touchInProx) { - wacom_tpc_touch_in(wacom, wcombo); - touchOut = 1; - return 1; - } - } else { + if (prox) { + if (!wacom->id[1]) + wacom->last_finger = 1; + wacom_tpc_touch_in(wacom, len); + } else { + if (data[0] == WACOM_REPORT_TPC2FG) { /* 2FGT out-prox */ - if (data[0] == WACOM_REPORT_TPC2FG) { - idx = (wacom->id[1] & 0x01) - 1; - if (idx == 0) { - wacom_tpc_touch_out(wacom, wcombo, idx); - /* sync first finger event */ - if (wacom->id[1] & 0x02) - wacom_input_sync(wcombo); - } - idx = (wacom->id[1] & 0x02) - 1; - if (idx == 1) - wacom_tpc_touch_out(wacom, wcombo, idx); - } else /* one finger touch */ - wacom_tpc_touch_out(wacom, wcombo, 0); - touchOut = 0; - touchInProx = 1; - return 1; - } - } else if (touchOut || !prox) { /* force touch out-prox */ - wacom_tpc_touch_out(wacom, wcombo, 0); - touchOut = 0; - touchInProx = 1; - return 1; + if (wacom->id[1] & 0x01) + wacom_tpc_touch_out(wacom, 0); + + if (wacom->id[1] & 0x02) + wacom_tpc_touch_out(wacom, 1); + } else + /* one finger touch */ + wacom_tpc_touch_out(wacom, 0); + + wacom->id[0] = 0; } + /* keep prox bit to send proper out-prox event */ + wacom->id[1] = prox; } else if (data[0] == WACOM_REPORT_PENABLED) { /* Penabled */ prox = data[1] & 0x20; - touchInProx = 0; + if (!wacom->shared->stylus_in_proximity) { /* first in prox */ + /* Going into proximity select tool */ + wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; + if (wacom->tool[0] == BTN_TOOL_PEN) + wacom->id[0] = STYLUS_DEVICE_ID; + else + wacom->id[0] = ERASER_DEVICE_ID; - if (prox) { /* in prox */ - if (!wacom->id[0]) { - /* Going into proximity select tool */ - wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; - if (wacom->tool[0] == BTN_TOOL_PEN) - wacom->id[0] = STYLUS_DEVICE_ID; - else - wacom->id[0] = ERASER_DEVICE_ID; - } - wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02); - wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x10); - wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2])); - wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4])); - pressure = ((data[7] & 0x01) << 8) | data[6]; - if (pressure < 0) - pressure = wacom->features->pressure_max + pressure + 1; - wacom_report_abs(wcombo, ABS_PRESSURE, pressure); - wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x05); - } else { - wacom_report_abs(wcombo, ABS_X, 0); - wacom_report_abs(wcombo, ABS_Y, 0); - wacom_report_abs(wcombo, ABS_PRESSURE, 0); - wacom_report_key(wcombo, BTN_STYLUS, 0); - wacom_report_key(wcombo, BTN_STYLUS2, 0); - wacom_report_key(wcombo, BTN_TOUCH, 0); + wacom->shared->stylus_in_proximity = true; + } + input_report_key(input, BTN_STYLUS, data[1] & 0x02); + input_report_key(input, BTN_STYLUS2, data[1] & 0x10); + input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); + input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4])); + pressure = ((data[7] & 0x01) << 8) | data[6]; + if (pressure < 0) + pressure = features->pressure_max + pressure + 1; + input_report_abs(input, ABS_PRESSURE, pressure); + input_report_key(input, BTN_TOUCH, data[1] & 0x05); + if (!prox) { /* out-prox */ wacom->id[0] = 0; - /* pen is out so touch can be enabled now */ - touchInProx = 1; + wacom->shared->stylus_in_proximity = false; } - wacom_report_key(wcombo, wacom->tool[0], prox); - wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); - stylusInProx = prox; - return 1; + input_report_key(input, wacom->tool[0], prox); + input_report_abs(input, ABS_MISC, wacom->id[0]); + retval = 1; } - return 0; + return retval; } -int wacom_wac_irq(struct wacom_wac *wacom_wac, void *wcombo) +void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len) { - switch (wacom_wac->features->type) { - case PENPARTNER: - return wacom_penpartner_irq(wacom_wac, wcombo); - - case PL: - return wacom_pl_irq(wacom_wac, wcombo); - - case WACOM_G4: - case GRAPHIRE: - case WACOM_MO: - return wacom_graphire_irq(wacom_wac, wcombo); - - case PTU: - return wacom_ptu_irq(wacom_wac, wcombo); - - case INTUOS: - case INTUOS3S: - case INTUOS3: - case INTUOS3L: - case INTUOS4S: - case INTUOS4: - case INTUOS4L: - case CINTIQ: - case WACOM_BEE: - return wacom_intuos_irq(wacom_wac, wcombo); - - case TABLETPC: - case TABLETPC2FG: - return wacom_tpc_irq(wacom_wac, wcombo); - - default: - return 0; + bool sync; + + switch (wacom_wac->features.type) { + case PENPARTNER: + sync = wacom_penpartner_irq(wacom_wac); + break; + + case PL: + sync = wacom_pl_irq(wacom_wac); + break; + + case WACOM_G4: + case GRAPHIRE: + case WACOM_MO: + sync = wacom_graphire_irq(wacom_wac); + break; + + case PTU: + sync = wacom_ptu_irq(wacom_wac); + break; + + case INTUOS: + case INTUOS3S: + case INTUOS3: + case INTUOS3L: + case INTUOS4S: + case INTUOS4: + case INTUOS4L: + case CINTIQ: + case WACOM_BEE: + case WACOM_21UX2: + sync = wacom_intuos_irq(wacom_wac); + break; + + case TABLETPC: + case TABLETPC2FG: + sync = wacom_tpc_irq(wacom_wac, len); + break; + + default: + sync = false; + break; } - return 0; + + if (sync) + input_sync(wacom_wac->input); } -void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +static void wacom_setup_intuos(struct wacom_wac *wacom_wac) { - switch (wacom_wac->features->type) { - case WACOM_MO: - input_dev_mo(input_dev, wacom_wac); - case WACOM_G4: - input_dev_g4(input_dev, wacom_wac); - /* fall through */ - case GRAPHIRE: - input_dev_g(input_dev, wacom_wac); - break; - case WACOM_BEE: - input_dev_bee(input_dev, wacom_wac); - case INTUOS3: - case INTUOS3L: - case CINTIQ: - input_dev_i3(input_dev, wacom_wac); - /* fall through */ - case INTUOS3S: - input_dev_i3s(input_dev, wacom_wac); - /* fall through */ - case INTUOS: - input_dev_i(input_dev, wacom_wac); - break; - case INTUOS4: - case INTUOS4L: - input_dev_i4(input_dev, wacom_wac); - /* fall through */ - case INTUOS4S: - input_dev_i4s(input_dev, wacom_wac); - input_dev_i(input_dev, wacom_wac); - break; - case TABLETPC2FG: - input_dev_tpc2fg(input_dev, wacom_wac); - /* fall through */ - case TABLETPC: - input_dev_tpc(input_dev, wacom_wac); - if (wacom_wac->features->device_type != BTN_TOOL_PEN) - break; /* no need to process stylus stuff */ - - /* fall through */ - case PL: - case PTU: - input_dev_pl(input_dev, wacom_wac); - /* fall through */ - case PENPARTNER: - input_dev_pt(input_dev, wacom_wac); - break; - } - return; + struct input_dev *input_dev = wacom_wac->input; + + input_set_capability(input_dev, EV_MSC, MSC_SERIAL); + input_set_capability(input_dev, EV_REL, REL_WHEEL); + + __set_bit(BTN_LEFT, input_dev->keybit); + __set_bit(BTN_RIGHT, input_dev->keybit); + __set_bit(BTN_MIDDLE, input_dev->keybit); + __set_bit(BTN_SIDE, input_dev->keybit); + __set_bit(BTN_EXTRA, input_dev->keybit); + + __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); + __set_bit(BTN_TOOL_PEN, input_dev->keybit); + __set_bit(BTN_TOOL_MOUSE, input_dev->keybit); + __set_bit(BTN_TOOL_BRUSH, input_dev->keybit); + __set_bit(BTN_TOOL_PENCIL, input_dev->keybit); + __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit); + __set_bit(BTN_TOOL_LENS, input_dev->keybit); + __set_bit(BTN_STYLUS, input_dev->keybit); + __set_bit(BTN_STYLUS2, input_dev->keybit); + + input_set_abs_params(input_dev, ABS_DISTANCE, + 0, wacom_wac->features.distance_max, 0, 0); + input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0); + input_set_abs_params(input_dev, ABS_TILT_X, 0, 127, 0, 0); + input_set_abs_params(input_dev, ABS_TILT_Y, 0, 127, 0, 0); + input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0); + input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0); } -static struct wacom_features wacom_features[] = { - { "Wacom Penpartner", WACOM_PKGLEN_PENPRTN, 5040, 3780, 255, 0, PENPARTNER }, - { "Wacom Graphire", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511, 63, GRAPHIRE }, - { "Wacom Graphire2 4x5", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511, 63, GRAPHIRE }, - { "Wacom Graphire2 5x7", WACOM_PKGLEN_GRAPHIRE, 13918, 10206, 511, 63, GRAPHIRE }, - { "Wacom Graphire3", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511, 63, GRAPHIRE }, - { "Wacom Graphire3 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, 63, GRAPHIRE }, - { "Wacom Graphire4 4x5", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511, 63, WACOM_G4 }, - { "Wacom Graphire4 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, 63, WACOM_G4 }, - { "Wacom BambooFun 4x5", WACOM_PKGLEN_BBFUN, 14760, 9225, 511, 63, WACOM_MO }, - { "Wacom BambooFun 6x8", WACOM_PKGLEN_BBFUN, 21648, 13530, 511, 63, WACOM_MO }, - { "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, 63, GRAPHIRE }, - { "Wacom Volito", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, 63, GRAPHIRE }, - { "Wacom PenStation2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 255, 63, GRAPHIRE }, - { "Wacom Volito2 4x5", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, 63, GRAPHIRE }, - { "Wacom Volito2 2x3", WACOM_PKGLEN_GRAPHIRE, 3248, 2320, 511, 63, GRAPHIRE }, - { "Wacom PenPartner2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 511, 63, GRAPHIRE }, - { "Wacom Bamboo", WACOM_PKGLEN_BBFUN, 14760, 9225, 511, 63, WACOM_MO }, - { "Wacom Bamboo1", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, 63, GRAPHIRE }, - { "Wacom Intuos 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023, 31, INTUOS }, - { "Wacom Intuos 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }, - { "Wacom Intuos 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023, 31, INTUOS }, - { "Wacom Intuos 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023, 31, INTUOS }, - { "Wacom Intuos 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023, 31, INTUOS }, - { "Wacom PL400", WACOM_PKGLEN_GRAPHIRE, 5408, 4056, 255, 0, PL }, - { "Wacom PL500", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 255, 0, PL }, - { "Wacom PL600", WACOM_PKGLEN_GRAPHIRE, 6126, 4604, 255, 0, PL }, - { "Wacom PL600SX", WACOM_PKGLEN_GRAPHIRE, 6260, 5016, 255, 0, PL }, - { "Wacom PL550", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 511, 0, PL }, - { "Wacom PL800", WACOM_PKGLEN_GRAPHIRE, 7220, 5780, 511, 0, PL }, - { "Wacom PL700", WACOM_PKGLEN_GRAPHIRE, 6758, 5406, 511, 0, PL }, - { "Wacom PL510", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511, 0, PL }, - { "Wacom DTU710", WACOM_PKGLEN_GRAPHIRE, 34080, 27660, 511, 0, PL }, - { "Wacom DTF521", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511, 0, PL }, - { "Wacom DTF720", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511, 0, PL }, - { "Wacom DTF720a", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511, 0, PL }, - { "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE, 20480, 15360, 511, 0, PTU }, - { "Wacom Intuos2 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023, 31, INTUOS }, - { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }, - { "Wacom Intuos2 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023, 31, INTUOS }, - { "Wacom Intuos2 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023, 31, INTUOS }, - { "Wacom Intuos2 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023, 31, INTUOS }, - { "Wacom Intuos3 4x5", WACOM_PKGLEN_INTUOS, 25400, 20320, 1023, 63, INTUOS3S }, - { "Wacom Intuos3 6x8", WACOM_PKGLEN_INTUOS, 40640, 30480, 1023, 63, INTUOS3 }, - { "Wacom Intuos3 9x12", WACOM_PKGLEN_INTUOS, 60960, 45720, 1023, 63, INTUOS3 }, - { "Wacom Intuos3 12x12", WACOM_PKGLEN_INTUOS, 60960, 60960, 1023, 63, INTUOS3L }, - { "Wacom Intuos3 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 1023, 63, INTUOS3L }, - { "Wacom Intuos3 6x11", WACOM_PKGLEN_INTUOS, 54204, 31750, 1023, 63, INTUOS3 }, - { "Wacom Intuos3 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 1023, 63, INTUOS3S }, - { "Wacom Intuos4 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047, 63, INTUOS4S }, - { "Wacom Intuos4 6x9", WACOM_PKGLEN_INTUOS, 44704, 27940, 2047, 63, INTUOS4 }, - { "Wacom Intuos4 8x13", WACOM_PKGLEN_INTUOS, 65024, 40640, 2047, 63, INTUOS4L }, - { "Wacom Intuos4 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 2047, 63, INTUOS4L }, - { "Wacom Cintiq 21UX", WACOM_PKGLEN_INTUOS, 87200, 65600, 1023, 63, CINTIQ }, - { "Wacom Cintiq 20WSX", WACOM_PKGLEN_INTUOS, 86680, 54180, 1023, 63, WACOM_BEE }, - { "Wacom Cintiq 12WX", WACOM_PKGLEN_INTUOS, 53020, 33440, 1023, 63, WACOM_BEE }, - { "Wacom DTU1931", WACOM_PKGLEN_GRAPHIRE, 37832, 30305, 511, 0, PL }, - { "Wacom ISDv4 90", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }, - { "Wacom ISDv4 93", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }, - { "Wacom ISDv4 9A", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }, - { "Wacom ISDv4 9F", WACOM_PKGLEN_PENABLED, 26202, 16325, 255, 0, TABLETPC }, - { "Wacom ISDv4 E2", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, 0, TABLETPC2FG }, - { "Wacom ISDv4 E3", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, 0, TABLETPC2FG }, - { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }, - { } -}; +void wacom_setup_input_capabilities(struct input_dev *input_dev, + struct wacom_wac *wacom_wac) +{ + struct wacom_features *features = &wacom_wac->features; + int i; -static struct usb_device_id wacom_ids[] = { - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x00) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x10) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x11) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x12) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x13) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x14) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x15) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x16) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x17) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x18) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x19) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x60) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x61) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x62) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x63) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x64) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x65) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x69) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x20) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x21) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x22) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x23) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x24) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x30) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x31) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x32) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x33) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x34) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x35) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x37) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x38) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x39) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC4) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC0) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC2) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x03) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x41) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x42) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x43) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x44) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x45) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB0) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB1) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB2) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB3) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB4) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB5) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB7) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB8) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB9) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xBA) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xBB) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x3F) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC5) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC6) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC7) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x90) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x93) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x9A) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x9F) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xE2) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xE3) }, - { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x47) }, - { } -}; + input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); -const struct usb_device_id *get_device_table(void) -{ - const struct usb_device_id *id_table = wacom_ids; + __set_bit(BTN_TOUCH, input_dev->keybit); - return id_table; -} + input_set_abs_params(input_dev, ABS_X, 0, features->x_max, 4, 0); + input_set_abs_params(input_dev, ABS_Y, 0, features->y_max, 4, 0); + input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max, 0, 0); -struct wacom_features * get_wacom_feature(const struct usb_device_id *id) -{ - int index = id - wacom_ids; - struct wacom_features *wf = &wacom_features[index]; + __set_bit(ABS_MISC, input_dev->absbit); + + switch (wacom_wac->features.type) { + case WACOM_MO: + __set_bit(BTN_1, input_dev->keybit); + __set_bit(BTN_5, input_dev->keybit); + + input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0); + /* fall through */ + + case WACOM_G4: + input_set_capability(input_dev, EV_MSC, MSC_SERIAL); + + __set_bit(BTN_TOOL_FINGER, input_dev->keybit); + __set_bit(BTN_0, input_dev->keybit); + __set_bit(BTN_4, input_dev->keybit); + /* fall through */ + + case GRAPHIRE: + input_set_capability(input_dev, EV_REL, REL_WHEEL); + + __set_bit(BTN_LEFT, input_dev->keybit); + __set_bit(BTN_RIGHT, input_dev->keybit); + __set_bit(BTN_MIDDLE, input_dev->keybit); - return wf; + __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); + __set_bit(BTN_TOOL_PEN, input_dev->keybit); + __set_bit(BTN_TOOL_MOUSE, input_dev->keybit); + __set_bit(BTN_STYLUS, input_dev->keybit); + __set_bit(BTN_STYLUS2, input_dev->keybit); + break; + + case WACOM_21UX2: + __set_bit(BTN_A, input_dev->keybit); + __set_bit(BTN_B, input_dev->keybit); + __set_bit(BTN_C, input_dev->keybit); + __set_bit(BTN_X, input_dev->keybit); + __set_bit(BTN_Y, input_dev->keybit); + __set_bit(BTN_Z, input_dev->keybit); + __set_bit(BTN_BASE, input_dev->keybit); + __set_bit(BTN_BASE2, input_dev->keybit); + /* fall through */ + + case WACOM_BEE: + __set_bit(BTN_8, input_dev->keybit); + __set_bit(BTN_9, input_dev->keybit); + /* fall through */ + + case INTUOS3: + case INTUOS3L: + case CINTIQ: + __set_bit(BTN_4, input_dev->keybit); + __set_bit(BTN_5, input_dev->keybit); + __set_bit(BTN_6, input_dev->keybit); + __set_bit(BTN_7, input_dev->keybit); + + input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0); + /* fall through */ + + case INTUOS3S: + __set_bit(BTN_0, input_dev->keybit); + __set_bit(BTN_1, input_dev->keybit); + __set_bit(BTN_2, input_dev->keybit); + __set_bit(BTN_3, input_dev->keybit); + + __set_bit(BTN_TOOL_FINGER, input_dev->keybit); + + input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0); + input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0); + /* fall through */ + + case INTUOS: + wacom_setup_intuos(wacom_wac); + break; + + case INTUOS4: + case INTUOS4L: + __set_bit(BTN_7, input_dev->keybit); + __set_bit(BTN_8, input_dev->keybit); + /* fall through */ + + case INTUOS4S: + for (i = 0; i < 7; i++) + __set_bit(BTN_0 + i, input_dev->keybit); + __set_bit(BTN_TOOL_FINGER, input_dev->keybit); + + input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0); + wacom_setup_intuos(wacom_wac); + break; + + case TABLETPC2FG: + if (features->device_type == BTN_TOOL_TRIPLETAP) { + __set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit); + input_set_capability(input_dev, EV_MSC, MSC_SERIAL); + } + /* fall through */ + + case TABLETPC: + if (features->device_type == BTN_TOOL_DOUBLETAP || + features->device_type == BTN_TOOL_TRIPLETAP) { + input_set_abs_params(input_dev, ABS_RX, 0, features->x_phy, 0, 0); + input_set_abs_params(input_dev, ABS_RY, 0, features->y_phy, 0, 0); + __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit); + } + + if (features->device_type != BTN_TOOL_PEN) + break; /* no need to process stylus stuff */ + + /* fall through */ + + case PL: + case PTU: + __set_bit(BTN_TOOL_PEN, input_dev->keybit); + __set_bit(BTN_STYLUS, input_dev->keybit); + __set_bit(BTN_STYLUS2, input_dev->keybit); + /* fall through */ + + case PENPARTNER: + __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); + break; + } } +static const struct wacom_features wacom_features_0x00 = + { "Wacom Penpartner", WACOM_PKGLEN_PENPRTN, 5040, 3780, 255, 0, PENPARTNER }; +static const struct wacom_features wacom_features_0x10 = + { "Wacom Graphire", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x11 = + { "Wacom Graphire2 4x5", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x12 = + { "Wacom Graphire2 5x7", WACOM_PKGLEN_GRAPHIRE, 13918, 10206, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x13 = + { "Wacom Graphire3", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x14 = + { "Wacom Graphire3 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x15 = + { "Wacom Graphire4 4x5", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511, 63, WACOM_G4 }; +static const struct wacom_features wacom_features_0x16 = + { "Wacom Graphire4 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, 63, WACOM_G4 }; +static const struct wacom_features wacom_features_0x17 = + { "Wacom BambooFun 4x5", WACOM_PKGLEN_BBFUN, 14760, 9225, 511, 63, WACOM_MO }; +static const struct wacom_features wacom_features_0x18 = + { "Wacom BambooFun 6x8", WACOM_PKGLEN_BBFUN, 21648, 13530, 511, 63, WACOM_MO }; +static const struct wacom_features wacom_features_0x19 = + { "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x60 = + { "Wacom Volito", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x61 = + { "Wacom PenStation2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 255, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x62 = + { "Wacom Volito2 4x5", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x63 = + { "Wacom Volito2 2x3", WACOM_PKGLEN_GRAPHIRE, 3248, 2320, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x64 = + { "Wacom PenPartner2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x65 = + { "Wacom Bamboo", WACOM_PKGLEN_BBFUN, 14760, 9225, 511, 63, WACOM_MO }; +static const struct wacom_features wacom_features_0x69 = + { "Wacom Bamboo1", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, 63, GRAPHIRE }; +static const struct wacom_features wacom_features_0x20 = + { "Wacom Intuos 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0x21 = + { "Wacom Intuos 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0x22 = + { "Wacom Intuos 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0x23 = + { "Wacom Intuos 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0x24 = + { "Wacom Intuos 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0x30 = + { "Wacom PL400", WACOM_PKGLEN_GRAPHIRE, 5408, 4056, 255, 0, PL }; +static const struct wacom_features wacom_features_0x31 = + { "Wacom PL500", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 255, 0, PL }; +static const struct wacom_features wacom_features_0x32 = + { "Wacom PL600", WACOM_PKGLEN_GRAPHIRE, 6126, 4604, 255, 0, PL }; +static const struct wacom_features wacom_features_0x33 = + { "Wacom PL600SX", WACOM_PKGLEN_GRAPHIRE, 6260, 5016, 255, 0, PL }; +static const struct wacom_features wacom_features_0x34 = + { "Wacom PL550", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 511, 0, PL }; +static const struct wacom_features wacom_features_0x35 = + { "Wacom PL800", WACOM_PKGLEN_GRAPHIRE, 7220, 5780, 511, 0, PL }; +static const struct wacom_features wacom_features_0x37 = + { "Wacom PL700", WACOM_PKGLEN_GRAPHIRE, 6758, 5406, 511, 0, PL }; +static const struct wacom_features wacom_features_0x38 = + { "Wacom PL510", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511, 0, PL }; +static const struct wacom_features wacom_features_0x39 = + { "Wacom DTU710", WACOM_PKGLEN_GRAPHIRE, 34080, 27660, 511, 0, PL }; +static const struct wacom_features wacom_features_0xC4 = + { "Wacom DTF521", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511, 0, PL }; +static const struct wacom_features wacom_features_0xC0 = + { "Wacom DTF720", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511, 0, PL }; +static const struct wacom_features wacom_features_0xC2 = + { "Wacom DTF720a", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511, 0, PL }; +static const struct wacom_features wacom_features_0x03 = + { "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE, 20480, 15360, 511, 0, PTU }; +static const struct wacom_features wacom_features_0x41 = + { "Wacom Intuos2 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0x42 = + { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0x43 = + { "Wacom Intuos2 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0x44 = + { "Wacom Intuos2 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0x45 = + { "Wacom Intuos2 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023, 31, INTUOS }; +static const struct wacom_features wacom_features_0xB0 = + { "Wacom Intuos3 4x5", WACOM_PKGLEN_INTUOS, 25400, 20320, 1023, 63, INTUOS3S }; +static const struct wacom_features wacom_features_0xB1 = + { "Wacom Intuos3 6x8", WACOM_PKGLEN_INTUOS, 40640, 30480, 1023, 63, INTUOS3 }; +static const struct wacom_features wacom_features_0xB2 = + { "Wacom Intuos3 9x12", WACOM_PKGLEN_INTUOS, 60960, 45720, 1023, 63, INTUOS3 }; +static const struct wacom_features wacom_features_0xB3 = + { "Wacom Intuos3 12x12", WACOM_PKGLEN_INTUOS, 60960, 60960, 1023, 63, INTUOS3L }; +static const struct wacom_features wacom_features_0xB4 = + { "Wacom Intuos3 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 1023, 63, INTUOS3L }; +static const struct wacom_features wacom_features_0xB5 = + { "Wacom Intuos3 6x11", WACOM_PKGLEN_INTUOS, 54204, 31750, 1023, 63, INTUOS3 }; +static const struct wacom_features wacom_features_0xB7 = + { "Wacom Intuos3 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 1023, 63, INTUOS3S }; +static const struct wacom_features wacom_features_0xB8 = + { "Wacom Intuos4 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047, 63, INTUOS4S }; +static const struct wacom_features wacom_features_0xB9 = + { "Wacom Intuos4 6x9", WACOM_PKGLEN_INTUOS, 44704, 27940, 2047, 63, INTUOS4 }; +static const struct wacom_features wacom_features_0xBA = + { "Wacom Intuos4 8x13", WACOM_PKGLEN_INTUOS, 65024, 40640, 2047, 63, INTUOS4L }; +static const struct wacom_features wacom_features_0xBB = + { "Wacom Intuos4 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 2047, 63, INTUOS4L }; +static const struct wacom_features wacom_features_0xBC = + { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40840, 25400, 2047, 63, INTUOS4 }; +static const struct wacom_features wacom_features_0x3F = + { "Wacom Cintiq 21UX", WACOM_PKGLEN_INTUOS, 87200, 65600, 1023, 63, CINTIQ }; +static const struct wacom_features wacom_features_0xC5 = + { "Wacom Cintiq 20WSX", WACOM_PKGLEN_INTUOS, 86680, 54180, 1023, 63, WACOM_BEE }; +static const struct wacom_features wacom_features_0xC6 = + { "Wacom Cintiq 12WX", WACOM_PKGLEN_INTUOS, 53020, 33440, 1023, 63, WACOM_BEE }; +static const struct wacom_features wacom_features_0xC7 = + { "Wacom DTU1931", WACOM_PKGLEN_GRAPHIRE, 37832, 30305, 511, 0, PL }; +static const struct wacom_features wacom_features_0xCC = + { "Wacom Cintiq 21UX2", WACOM_PKGLEN_INTUOS, 87200, 65600, 2047, 63, WACOM_21UX2 }; +static const struct wacom_features wacom_features_0x90 = + { "Wacom ISDv4 90", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }; +static const struct wacom_features wacom_features_0x93 = + { "Wacom ISDv4 93", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }; +static const struct wacom_features wacom_features_0x9A = + { "Wacom ISDv4 9A", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }; +static const struct wacom_features wacom_features_0x9F = + { "Wacom ISDv4 9F", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }; +static const struct wacom_features wacom_features_0xE2 = + { "Wacom ISDv4 E2", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, 0, TABLETPC2FG }; +static const struct wacom_features wacom_features_0xE3 = + { "Wacom ISDv4 E3", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, 0, TABLETPC2FG }; +static const struct wacom_features wacom_features_0x47 = + { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }; + +#define USB_DEVICE_WACOM(prod) \ + USB_DEVICE(USB_VENDOR_ID_WACOM, prod), \ + .driver_info = (kernel_ulong_t)&wacom_features_##prod + +const struct usb_device_id wacom_ids[] = { + { USB_DEVICE_WACOM(0x00) }, + { USB_DEVICE_WACOM(0x10) }, + { USB_DEVICE_WACOM(0x11) }, + { USB_DEVICE_WACOM(0x12) }, + { USB_DEVICE_WACOM(0x13) }, + { USB_DEVICE_WACOM(0x14) }, + { USB_DEVICE_WACOM(0x15) }, + { USB_DEVICE_WACOM(0x16) }, + { USB_DEVICE_WACOM(0x17) }, + { USB_DEVICE_WACOM(0x18) }, + { USB_DEVICE_WACOM(0x19) }, + { USB_DEVICE_WACOM(0x60) }, + { USB_DEVICE_WACOM(0x61) }, + { USB_DEVICE_WACOM(0x62) }, + { USB_DEVICE_WACOM(0x63) }, + { USB_DEVICE_WACOM(0x64) }, + { USB_DEVICE_WACOM(0x65) }, + { USB_DEVICE_WACOM(0x69) }, + { USB_DEVICE_WACOM(0x20) }, + { USB_DEVICE_WACOM(0x21) }, + { USB_DEVICE_WACOM(0x22) }, + { USB_DEVICE_WACOM(0x23) }, + { USB_DEVICE_WACOM(0x24) }, + { USB_DEVICE_WACOM(0x30) }, + { USB_DEVICE_WACOM(0x31) }, + { USB_DEVICE_WACOM(0x32) }, + { USB_DEVICE_WACOM(0x33) }, + { USB_DEVICE_WACOM(0x34) }, + { USB_DEVICE_WACOM(0x35) }, + { USB_DEVICE_WACOM(0x37) }, + { USB_DEVICE_WACOM(0x38) }, + { USB_DEVICE_WACOM(0x39) }, + { USB_DEVICE_WACOM(0xC4) }, + { USB_DEVICE_WACOM(0xC0) }, + { USB_DEVICE_WACOM(0xC2) }, + { USB_DEVICE_WACOM(0x03) }, + { USB_DEVICE_WACOM(0x41) }, + { USB_DEVICE_WACOM(0x42) }, + { USB_DEVICE_WACOM(0x43) }, + { USB_DEVICE_WACOM(0x44) }, + { USB_DEVICE_WACOM(0x45) }, + { USB_DEVICE_WACOM(0xB0) }, + { USB_DEVICE_WACOM(0xB1) }, + { USB_DEVICE_WACOM(0xB2) }, + { USB_DEVICE_WACOM(0xB3) }, + { USB_DEVICE_WACOM(0xB4) }, + { USB_DEVICE_WACOM(0xB5) }, + { USB_DEVICE_WACOM(0xB7) }, + { USB_DEVICE_WACOM(0xB8) }, + { USB_DEVICE_WACOM(0xB9) }, + { USB_DEVICE_WACOM(0xBA) }, + { USB_DEVICE_WACOM(0xBB) }, + { USB_DEVICE_WACOM(0xBC) }, + { USB_DEVICE_WACOM(0x3F) }, + { USB_DEVICE_WACOM(0xC5) }, + { USB_DEVICE_WACOM(0xC6) }, + { USB_DEVICE_WACOM(0xC7) }, + { USB_DEVICE_WACOM(0xCC) }, + { USB_DEVICE_WACOM(0x90) }, + { USB_DEVICE_WACOM(0x93) }, + { USB_DEVICE_WACOM(0x9A) }, + { USB_DEVICE_WACOM(0x9F) }, + { USB_DEVICE_WACOM(0xE2) }, + { USB_DEVICE_WACOM(0xE3) }, + { USB_DEVICE_WACOM(0x47) }, + { } +}; MODULE_DEVICE_TABLE(usb, wacom_ids); diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h index ee01e1902785..854b92092dfc 100644 --- a/drivers/input/tablet/wacom_wac.h +++ b/drivers/input/tablet/wacom_wac.h @@ -9,17 +9,18 @@ #ifndef WACOM_WAC_H #define WACOM_WAC_H +#include <linux/types.h> + /* maximum packet length for USB devices */ #define WACOM_PKGLEN_MAX 32 /* packet length for individual models */ #define WACOM_PKGLEN_PENPRTN 7 #define WACOM_PKGLEN_GRAPHIRE 8 -#define WACOM_PKGLEN_BBFUN 9 -#define WACOM_PKGLEN_INTUOS 10 -#define WACOM_PKGLEN_PENABLED 8 +#define WACOM_PKGLEN_BBFUN 9 +#define WACOM_PKGLEN_INTUOS 10 #define WACOM_PKGLEN_TPC1FG 5 -#define WACOM_PKGLEN_TPC2FG 14 +#define WACOM_PKGLEN_TPC2FG 14 /* device IDs */ #define STYLUS_DEVICE_ID 0x02 @@ -49,6 +50,7 @@ enum { INTUOS4S, INTUOS4, INTUOS4L, + WACOM_21UX2, CINTIQ, WACOM_BEE, WACOM_MO, @@ -58,7 +60,7 @@ enum { }; struct wacom_features { - char *name; + const char *name; int pktlen; int x_max; int y_max; @@ -72,12 +74,20 @@ struct wacom_features { unsigned char unitExpo; }; +struct wacom_shared { + bool stylus_in_proximity; +}; + struct wacom_wac { + char name[64]; unsigned char *data; - int tool[2]; - int id[2]; - __u32 serial[2]; - struct wacom_features *features; + int tool[3]; + int id[3]; + __u32 serial[2]; + int last_finger; + struct wacom_features features; + struct wacom_shared *shared; + struct input_dev *input; }; #endif diff --git a/drivers/input/touchscreen/88pm860x-ts.c b/drivers/input/touchscreen/88pm860x-ts.c new file mode 100644 index 000000000000..b3aebc2166ba --- /dev/null +++ b/drivers/input/touchscreen/88pm860x-ts.c @@ -0,0 +1,237 @@ +/* + * Touchscreen driver for Marvell 88PM860x + * + * Copyright (C) 2009 Marvell International Ltd. + * Haojian Zhuang <haojian.zhuang@marvell.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/mfd/88pm860x.h> +#include <linux/slab.h> + +#define MEAS_LEN (8) +#define ACCURATE_BIT (12) + +/* touch register */ +#define MEAS_EN3 (0x52) + +#define MEAS_TSIX_1 (0x8D) +#define MEAS_TSIX_2 (0x8E) +#define MEAS_TSIY_1 (0x8F) +#define MEAS_TSIY_2 (0x90) +#define MEAS_TSIZ1_1 (0x91) +#define MEAS_TSIZ1_2 (0x92) +#define MEAS_TSIZ2_1 (0x93) +#define MEAS_TSIZ2_2 (0x94) + +/* bit definitions of touch */ +#define MEAS_PD_EN (1 << 3) +#define MEAS_TSIX_EN (1 << 4) +#define MEAS_TSIY_EN (1 << 5) +#define MEAS_TSIZ1_EN (1 << 6) +#define MEAS_TSIZ2_EN (1 << 7) + +struct pm860x_touch { + struct input_dev *idev; + struct i2c_client *i2c; + struct pm860x_chip *chip; + int irq; + int res_x; /* resistor of Xplate */ +}; + +static irqreturn_t pm860x_touch_handler(int irq, void *data) +{ + struct pm860x_touch *touch = data; + struct pm860x_chip *chip = touch->chip; + unsigned char buf[MEAS_LEN]; + int x, y, pen_down; + int z1, z2, rt = 0; + int ret; + + ret = pm860x_bulk_read(touch->i2c, MEAS_TSIX_1, MEAS_LEN, buf); + if (ret < 0) + goto out; + + pen_down = buf[1] & (1 << 6); + x = ((buf[0] & 0xFF) << 4) | (buf[1] & 0x0F); + y = ((buf[2] & 0xFF) << 4) | (buf[3] & 0x0F); + z1 = ((buf[4] & 0xFF) << 4) | (buf[5] & 0x0F); + z2 = ((buf[6] & 0xFF) << 4) | (buf[7] & 0x0F); + + if (pen_down) { + if ((x != 0) && (z1 != 0) && (touch->res_x != 0)) { + rt = z2 / z1 - 1; + rt = (rt * touch->res_x * x) >> ACCURATE_BIT; + dev_dbg(chip->dev, "z1:%d, z2:%d, rt:%d\n", + z1, z2, rt); + } + input_report_abs(touch->idev, ABS_X, x); + input_report_abs(touch->idev, ABS_Y, y); + input_report_abs(touch->idev, ABS_PRESSURE, rt); + input_report_key(touch->idev, BTN_TOUCH, 1); + dev_dbg(chip->dev, "pen down at [%d, %d].\n", x, y); + } else { + input_report_abs(touch->idev, ABS_PRESSURE, 0); + input_report_key(touch->idev, BTN_TOUCH, 0); + dev_dbg(chip->dev, "pen release\n"); + } + input_sync(touch->idev); + +out: + return IRQ_HANDLED; +} + +static int pm860x_touch_open(struct input_dev *dev) +{ + struct pm860x_touch *touch = input_get_drvdata(dev); + int data, ret; + + data = MEAS_PD_EN | MEAS_TSIX_EN | MEAS_TSIY_EN + | MEAS_TSIZ1_EN | MEAS_TSIZ2_EN; + ret = pm860x_set_bits(touch->i2c, MEAS_EN3, data, data); + if (ret < 0) + goto out; + return 0; +out: + return ret; +} + +static void pm860x_touch_close(struct input_dev *dev) +{ + struct pm860x_touch *touch = input_get_drvdata(dev); + int data; + + data = MEAS_PD_EN | MEAS_TSIX_EN | MEAS_TSIY_EN + | MEAS_TSIZ1_EN | MEAS_TSIZ2_EN; + pm860x_set_bits(touch->i2c, MEAS_EN3, data, 0); +} + +static int __devinit pm860x_touch_probe(struct platform_device *pdev) +{ + struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent); + struct pm860x_platform_data *pm860x_pdata = \ + pdev->dev.parent->platform_data; + struct pm860x_touch_pdata *pdata = NULL; + struct pm860x_touch *touch; + int irq, ret; + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "No IRQ resource!\n"); + return -EINVAL; + } + + if (!pm860x_pdata) { + dev_err(&pdev->dev, "platform data is missing\n"); + return -EINVAL; + } + + pdata = pm860x_pdata->touch; + if (!pdata) { + dev_err(&pdev->dev, "touchscreen data is missing\n"); + return -EINVAL; + } + + touch = kzalloc(sizeof(struct pm860x_touch), GFP_KERNEL); + if (touch == NULL) + return -ENOMEM; + dev_set_drvdata(&pdev->dev, touch); + + touch->idev = input_allocate_device(); + if (touch->idev == NULL) { + dev_err(&pdev->dev, "Failed to allocate input device!\n"); + ret = -ENOMEM; + goto out; + } + + touch->idev->name = "88pm860x-touch"; + touch->idev->phys = "88pm860x/input0"; + touch->idev->id.bustype = BUS_I2C; + touch->idev->dev.parent = &pdev->dev; + touch->idev->open = pm860x_touch_open; + touch->idev->close = pm860x_touch_close; + touch->chip = chip; + touch->i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion; + touch->irq = irq + chip->irq_base; + touch->res_x = pdata->res_x; + input_set_drvdata(touch->idev, touch); + + ret = request_threaded_irq(touch->irq, NULL, pm860x_touch_handler, + IRQF_ONESHOT, "touch", touch); + if (ret < 0) + goto out_irq; + + __set_bit(EV_ABS, touch->idev->evbit); + __set_bit(ABS_X, touch->idev->absbit); + __set_bit(ABS_Y, touch->idev->absbit); + __set_bit(ABS_PRESSURE, touch->idev->absbit); + __set_bit(EV_SYN, touch->idev->evbit); + __set_bit(EV_KEY, touch->idev->evbit); + __set_bit(BTN_TOUCH, touch->idev->keybit); + + input_set_abs_params(touch->idev, ABS_X, 0, 1 << ACCURATE_BIT, 0, 0); + input_set_abs_params(touch->idev, ABS_Y, 0, 1 << ACCURATE_BIT, 0, 0); + input_set_abs_params(touch->idev, ABS_PRESSURE, 0, 1 << ACCURATE_BIT, + 0, 0); + + ret = input_register_device(touch->idev); + if (ret < 0) { + dev_err(chip->dev, "Failed to register touch!\n"); + goto out_rg; + } + + platform_set_drvdata(pdev, touch); + return 0; +out_rg: + free_irq(touch->irq, touch); +out_irq: + input_free_device(touch->idev); +out: + kfree(touch); + return ret; +} + +static int __devexit pm860x_touch_remove(struct platform_device *pdev) +{ + struct pm860x_touch *touch = platform_get_drvdata(pdev); + + input_unregister_device(touch->idev); + free_irq(touch->irq, touch); + platform_set_drvdata(pdev, NULL); + kfree(touch); + return 0; +} + +static struct platform_driver pm860x_touch_driver = { + .driver = { + .name = "88pm860x-touch", + .owner = THIS_MODULE, + }, + .probe = pm860x_touch_probe, + .remove = __devexit_p(pm860x_touch_remove), +}; + +static int __init pm860x_touch_init(void) +{ + return platform_driver_register(&pm860x_touch_driver); +} +module_init(pm860x_touch_init); + +static void __exit pm860x_touch_exit(void) +{ + platform_driver_unregister(&pm860x_touch_driver); +} +module_exit(pm860x_touch_exit); + +MODULE_DESCRIPTION("Touchscreen driver for Marvell Semiconductor 88PM860x"); +MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:88pm860x-touch"); + diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index dfafc76da4fb..3b9d5e2105d7 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -11,18 +11,31 @@ menuconfig INPUT_TOUCHSCREEN if INPUT_TOUCHSCREEN +config TOUCHSCREEN_88PM860X + tristate "Marvell 88PM860x touchscreen" + depends on MFD_88PM860X + help + Say Y here if you have a 88PM860x PMIC and want to enable + support for the built-in touchscreen. + + If unsure, say N. + + To compile this driver as a module, choose M here: the + module will be called 88pm860x-ts. + config TOUCHSCREEN_ADS7846 - tristate "ADS7846/TSC2046 and ADS7843 based touchscreens" + tristate "ADS7846/TSC2046/AD7873 and AD(S)7843 based touchscreens" depends on SPI_MASTER depends on HWMON = n || HWMON help Say Y here if you have a touchscreen interface using the - ADS7846/TSC2046 or ADS7843 controller, and your board-specific - setup code includes that in its table of SPI devices. + ADS7846/TSC2046/AD7873 or ADS7843/AD7843 controller, + and your board-specific setup code includes that in its + table of SPI devices. If HWMON is selected, and the driver is told the reference voltage on your board, you will also get hwmon interfaces for the voltage - (and on ads7846/tsc2046, temperature) sensors of this chip. + (and on ads7846/tsc2046/ad7873, temperature) sensors of this chip. If unsure, say N (but it's safe to say "Y"). @@ -86,23 +99,6 @@ config TOUCHSCREEN_BITSY To compile this driver as a module, choose M here: the module will be called h3600_ts_input. -config TOUCHSCREEN_CORGI - tristate "SharpSL (Corgi and Spitz series) touchscreen driver (DEPRECATED)" - depends on PXA_SHARPSL - select CORGI_SSP_DEPRECATED - default y - help - Say Y here to enable the driver for the touchscreen on the - Sharp SL-C7xx and SL-Cxx00 series of PDAs. - - If unsure, say N. - - To compile this driver as a module, choose M here: the - module will be called corgi_ts. - - NOTE: this driver is deprecated, try enable SPI and generic - ADS7846-based touchscreen driver. - config TOUCHSCREEN_DA9034 tristate "Touchscreen support for Dialog Semiconductor DA9034" depends on PMIC_DA903X @@ -123,6 +119,18 @@ config TOUCHSCREEN_DYNAPRO To compile this driver as a module, choose M here: the module will be called dynapro. +config TOUCHSCREEN_HAMPSHIRE + tristate "Hampshire serial touchscreen" + select SERIO + help + Say Y here if you have a Hampshire serial touchscreen connected to + your system. + + If unsure, say N. + + To compile this driver as a module, choose M here: the + module will be called hampshire. + config TOUCHSCREEN_EETI tristate "EETI touchscreen panel support" depends on I2C @@ -146,9 +154,9 @@ config TOUCHSCREEN_FUJITSU module will be called fujitsu-ts. config TOUCHSCREEN_S3C2410 - tristate "Samsung S3C2410 touchscreen input driver" - depends on ARCH_S3C2410 - select S3C24XX_ADC + tristate "Samsung S3C2410/generic touchscreen input driver" + depends on ARCH_S3C2410 || SAMSUNG_DEV_TS + select S3C_ADC help Say Y here if you have the s3c2410 touchscreen. @@ -537,6 +545,11 @@ config TOUCHSCREEN_USB_ETT_TC5UH bool "ET&T TC5UH touchscreen controler support" if EMBEDDED depends on TOUCHSCREEN_USB_COMPOSITE +config TOUCHSCREEN_USB_NEXIO + default y + bool "NEXIO/iNexio device support" if EMBEDDED + depends on TOUCHSCREEN_USB_COMPOSITE + config TOUCHSCREEN_TOUCHIT213 tristate "Sahara TouchIT-213 touchscreen" select SERIO @@ -577,4 +590,17 @@ config TOUCHSCREEN_PCAP To compile this driver as a module, choose M here: the module will be called pcap_ts. + +config TOUCHSCREEN_TPS6507X + tristate "TPS6507x based touchscreens" + depends on I2C + help + Say Y here if you have a TPS6507x based touchscreen + controller. + + If unsure, say N. + + To compile this driver as a module, choose M here: the + module will be called tps6507x_ts. + endif diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile index d61a3b4def9a..497964a7a214 100644 --- a/drivers/input/touchscreen/Makefile +++ b/drivers/input/touchscreen/Makefile @@ -6,13 +6,14 @@ wm97xx-ts-y := wm97xx-core.o +obj-$(CONFIG_TOUCHSCREEN_88PM860X) += 88pm860x-ts.o obj-$(CONFIG_TOUCHSCREEN_AD7877) += ad7877.o obj-$(CONFIG_TOUCHSCREEN_AD7879) += ad7879.o obj-$(CONFIG_TOUCHSCREEN_ADS7846) += ads7846.o obj-$(CONFIG_TOUCHSCREEN_ATMEL_TSADCC) += atmel_tsadcc.o obj-$(CONFIG_TOUCHSCREEN_BITSY) += h3600_ts_input.o -obj-$(CONFIG_TOUCHSCREEN_CORGI) += corgi_ts.o obj-$(CONFIG_TOUCHSCREEN_DYNAPRO) += dynapro.o +obj-$(CONFIG_TOUCHSCREEN_HAMPSHIRE) += hampshire.o obj-$(CONFIG_TOUCHSCREEN_GUNZE) += gunze.o obj-$(CONFIG_TOUCHSCREEN_EETI) += eeti_ts.o obj-$(CONFIG_TOUCHSCREEN_ELO) += elo.o @@ -45,3 +46,4 @@ obj-$(CONFIG_TOUCHSCREEN_WM97XX_ATMEL) += atmel-wm97xx.o obj-$(CONFIG_TOUCHSCREEN_WM97XX_MAINSTONE) += mainstone-wm97xx.o obj-$(CONFIG_TOUCHSCREEN_WM97XX_ZYLONITE) += zylonite-wm97xx.o obj-$(CONFIG_TOUCHSCREEN_W90X900) += w90p910_ts.o +obj-$(CONFIG_TOUCHSCREEN_TPS6507X) += tps6507x-ts.o diff --git a/drivers/input/touchscreen/ad7877.c b/drivers/input/touchscreen/ad7877.c index eb83939c705e..5f0221cffef9 100644 --- a/drivers/input/touchscreen/ad7877.c +++ b/drivers/input/touchscreen/ad7877.c @@ -46,7 +46,7 @@ #include <linux/spi/ad7877.h> #include <asm/irq.h> -#define TS_PEN_UP_TIMEOUT msecs_to_jiffies(50) +#define TS_PEN_UP_TIMEOUT msecs_to_jiffies(100) #define MAX_SPI_FREQ_HZ 20000000 #define MAX_12BIT ((1<<12)-1) @@ -156,9 +156,14 @@ struct ser_req { u16 reset; u16 ref_on; u16 command; - u16 sample; struct spi_message msg; struct spi_transfer xfer[6]; + + /* + * DMA (thus cache coherency maintenance) requires the + * transfer buffers to live in their own cache lines. + */ + u16 sample ____cacheline_aligned; }; struct ad7877 { @@ -182,8 +187,6 @@ struct ad7877 { u8 averaging; u8 pen_down_acc_interval; - u16 conversion_data[AD7877_NR_SENSE]; - struct spi_transfer xfer[AD7877_NR_SENSE + 2]; struct spi_message msg; @@ -195,6 +198,12 @@ struct ad7877 { spinlock_t lock; struct timer_list timer; /* P: lock */ unsigned pending:1; /* P: lock */ + + /* + * DMA (thus cache coherency maintenance) requires the + * transfer buffers to live in their own cache lines. + */ + u16 conversion_data[AD7877_NR_SENSE] ____cacheline_aligned; }; static int gpio3; @@ -670,6 +679,13 @@ static int __devinit ad7877_probe(struct spi_device *spi) return -EINVAL; } + spi->bits_per_word = 16; + err = spi_setup(spi); + if (err) { + dev_dbg(&spi->dev, "spi master doesn't support 16 bits/word\n"); + return err; + } + ts = kzalloc(sizeof(struct ad7877), GFP_KERNEL); input_dev = input_allocate_device(); if (!ts || !input_dev) { diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c index 794d070c6900..4b32fb4704cd 100644 --- a/drivers/input/touchscreen/ad7879.c +++ b/drivers/input/touchscreen/ad7879.c @@ -812,10 +812,8 @@ static int __devinit ad7879_probe(struct i2c_client *client, ts->bus = client; error = ad7879_construct(client, ts); - if (error) { - i2c_set_clientdata(client, NULL); + if (error) kfree(ts); - } return error; } @@ -825,7 +823,6 @@ static int __devexit ad7879_remove(struct i2c_client *client) struct ad7879 *ts = dev_get_drvdata(&client->dev); ad7879_destroy(client, ts); - i2c_set_clientdata(client, NULL); kfree(ts); return 0; diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 52d2ca147d8f..a9fdf55c0238 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -27,6 +27,7 @@ #include <linux/gpio.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> +#include <linux/regulator/consumer.h> #include <asm/irq.h> /* @@ -35,6 +36,7 @@ * TSC2046 is just newer ads7846 silicon. * Support for ads7843 tested on Atmel at91sam926x-EK. * Support for ads7845 has only been stubbed in. + * Support for Analog Devices AD7873 and AD7843 tested. * * IRQ handling needs a workaround because of a shortcoming in handling * edge triggered IRQs on some platforms like the OMAP1/2. These @@ -85,6 +87,7 @@ struct ads7846 { char name[32]; struct spi_device *spi; + struct regulator *reg; #if defined(CONFIG_HWMON) || defined(CONFIG_HWMON_MODULE) struct attribute_group *attr_group; @@ -788,6 +791,8 @@ static void ads7846_disable(struct ads7846 *ts) } } + regulator_disable(ts->reg); + /* we know the chip's in lowpower mode since we always * leave it that way after every request */ @@ -799,6 +804,8 @@ static void ads7846_enable(struct ads7846 *ts) if (!ts->disabled) return; + regulator_enable(ts->reg); + ts->disabled = 0; ts->irq_disabled = 0; enable_irq(ts->spi->irq); @@ -815,6 +822,9 @@ static int ads7846_suspend(struct spi_device *spi, pm_message_t message) spin_unlock_irq(&ts->lock); + if (device_may_wakeup(&ts->spi->dev)) + enable_irq_wake(ts->spi->irq); + return 0; } @@ -823,6 +833,9 @@ static int ads7846_resume(struct spi_device *spi) { struct ads7846 *ts = dev_get_drvdata(&spi->dev); + if (device_may_wakeup(&ts->spi->dev)) + disable_irq_wake(ts->spi->irq); + spin_lock_irq(&ts->lock); ts->is_suspended = 0; @@ -978,6 +991,15 @@ static int __devinit ads7846_probe(struct spi_device *spi) vref = pdata->keep_vref_on; + if (ts->model == 7873) { + /* The AD7873 is almost identical to the ADS7846 + * keep VREF off during differential/ratiometric + * conversion modes + */ + ts->model = 7846; + vref = 0; + } + /* set up the transfers to read touchscreen state; this assumes we * use formula #2 for pressure, not #3. */ @@ -1139,6 +1161,19 @@ static int __devinit ads7846_probe(struct spi_device *spi) ts->last_msg = m; + ts->reg = regulator_get(&spi->dev, "vcc"); + if (IS_ERR(ts->reg)) { + err = PTR_ERR(ts->reg); + dev_err(&spi->dev, "unable to get regulator: %d\n", err); + goto err_free_gpio; + } + + err = regulator_enable(ts->reg); + if (err) { + dev_err(&spi->dev, "unable to enable regulator: %d\n", err); + goto err_put_regulator; + } + if (request_irq(spi->irq, ads7846_irq, IRQF_TRIGGER_FALLING, spi->dev.driver->name, ts)) { dev_info(&spi->dev, @@ -1148,7 +1183,7 @@ static int __devinit ads7846_probe(struct spi_device *spi) spi->dev.driver->name, ts); if (err) { dev_dbg(&spi->dev, "irq %d busy?\n", spi->irq); - goto err_free_gpio; + goto err_disable_regulator; } } @@ -1172,6 +1207,8 @@ static int __devinit ads7846_probe(struct spi_device *spi) if (err) goto err_remove_attr_group; + device_init_wakeup(&spi->dev, pdata->wakeup); + return 0; err_remove_attr_group: @@ -1180,6 +1217,10 @@ static int __devinit ads7846_probe(struct spi_device *spi) ads784x_hwmon_unregister(spi, ts); err_free_irq: free_irq(spi->irq, ts); + err_disable_regulator: + regulator_disable(ts->reg); + err_put_regulator: + regulator_put(ts->reg); err_free_gpio: if (ts->gpio_pendown != -1) gpio_free(ts->gpio_pendown); @@ -1197,6 +1238,8 @@ static int __devexit ads7846_remove(struct spi_device *spi) { struct ads7846 *ts = dev_get_drvdata(&spi->dev); + device_init_wakeup(&spi->dev, false); + ads784x_hwmon_unregister(spi, ts); input_unregister_device(ts->input); @@ -1208,6 +1251,9 @@ static int __devexit ads7846_remove(struct spi_device *spi) /* suspend left the IRQ disabled */ enable_irq(ts->spi->irq); + regulator_disable(ts->reg); + regulator_put(ts->reg); + if (ts->gpio_pendown != -1) gpio_free(ts->gpio_pendown); diff --git a/drivers/input/touchscreen/atmel-wm97xx.c b/drivers/input/touchscreen/atmel-wm97xx.c index a12242f77e23..fa8e56bd9094 100644 --- a/drivers/input/touchscreen/atmel-wm97xx.c +++ b/drivers/input/touchscreen/atmel-wm97xx.c @@ -19,6 +19,7 @@ #include <linux/timer.h> #include <linux/gpio.h> #include <linux/io.h> +#include <linux/slab.h> #define AC97C_ICA 0x10 #define AC97C_CBRHR 0x30 diff --git a/drivers/input/touchscreen/corgi_ts.c b/drivers/input/touchscreen/corgi_ts.c deleted file mode 100644 index 94a1919d439d..000000000000 --- a/drivers/input/touchscreen/corgi_ts.c +++ /dev/null @@ -1,385 +0,0 @@ -/* - * Touchscreen driver for Sharp SL-C7xx and SL-Cxx00 models - * - * Copyright (c) 2004-2005 Richard Purdie - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - - -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/irq.h> - -#include <mach/sharpsl.h> -#include <mach/hardware.h> -#include <mach/pxa2xx-gpio.h> - - -#define PWR_MODE_ACTIVE 0 -#define PWR_MODE_SUSPEND 1 - -#define X_AXIS_MAX 3830 -#define X_AXIS_MIN 150 -#define Y_AXIS_MAX 3830 -#define Y_AXIS_MIN 190 -#define PRESSURE_MIN 0 -#define PRESSURE_MAX 15000 - -struct ts_event { - short pressure; - short x; - short y; -}; - -struct corgi_ts { - struct input_dev *input; - struct timer_list timer; - struct ts_event tc; - int pendown; - int power_mode; - int irq_gpio; - struct corgits_machinfo *machinfo; -}; - -#ifdef CONFIG_PXA25x -#define CCNT(a) asm volatile ("mrc p14, 0, %0, C1, C0, 0" : "=r"(a)) -#define PMNC_GET(x) asm volatile ("mrc p14, 0, %0, C0, C0, 0" : "=r"(x)) -#define PMNC_SET(x) asm volatile ("mcr p14, 0, %0, C0, C0, 0" : : "r"(x)) -#endif -#ifdef CONFIG_PXA27x -#define CCNT(a) asm volatile ("mrc p14, 0, %0, C1, C1, 0" : "=r"(a)) -#define PMNC_GET(x) asm volatile ("mrc p14, 0, %0, C0, C1, 0" : "=r"(x)) -#define PMNC_SET(x) asm volatile ("mcr p14, 0, %0, C0, C1, 0" : : "r"(x)) -#endif - -/* ADS7846 Touch Screen Controller bit definitions */ -#define ADSCTRL_PD0 (1u << 0) /* PD0 */ -#define ADSCTRL_PD1 (1u << 1) /* PD1 */ -#define ADSCTRL_DFR (1u << 2) /* SER/DFR */ -#define ADSCTRL_MOD (1u << 3) /* Mode */ -#define ADSCTRL_ADR_SH 4 /* Address setting */ -#define ADSCTRL_STS (1u << 7) /* Start Bit */ - -/* External Functions */ -extern unsigned int get_clk_frequency_khz(int info); - -static unsigned long calc_waittime(struct corgi_ts *corgi_ts) -{ - unsigned long hsync_invperiod = corgi_ts->machinfo->get_hsync_invperiod(); - - if (hsync_invperiod) - return get_clk_frequency_khz(0)*1000/hsync_invperiod; - else - return 0; -} - -static int sync_receive_data_send_cmd(struct corgi_ts *corgi_ts, int doRecive, int doSend, - unsigned int address, unsigned long wait_time) -{ - unsigned long timer1 = 0, timer2, pmnc = 0; - int pos = 0; - - if (wait_time && doSend) { - PMNC_GET(pmnc); - if (!(pmnc & 0x01)) - PMNC_SET(0x01); - - /* polling HSync */ - corgi_ts->machinfo->wait_hsync(); - /* get CCNT */ - CCNT(timer1); - } - - if (doRecive) - pos = corgi_ssp_ads7846_get(); - - if (doSend) { - int cmd = ADSCTRL_PD0 | ADSCTRL_PD1 | (address << ADSCTRL_ADR_SH) | ADSCTRL_STS; - /* dummy command */ - corgi_ssp_ads7846_put(cmd); - corgi_ssp_ads7846_get(); - - if (wait_time) { - /* Wait after HSync */ - CCNT(timer2); - if (timer2-timer1 > wait_time) { - /* too slow - timeout, try again */ - corgi_ts->machinfo->wait_hsync(); - /* get CCNT */ - CCNT(timer1); - /* Wait after HSync */ - CCNT(timer2); - } - while (timer2 - timer1 < wait_time) - CCNT(timer2); - } - corgi_ssp_ads7846_put(cmd); - if (wait_time && !(pmnc & 0x01)) - PMNC_SET(pmnc); - } - return pos; -} - -static int read_xydata(struct corgi_ts *corgi_ts) -{ - unsigned int x, y, z1, z2; - unsigned long flags, wait_time; - - /* critical section */ - local_irq_save(flags); - corgi_ssp_ads7846_lock(); - wait_time = calc_waittime(corgi_ts); - - /* Y-axis */ - sync_receive_data_send_cmd(corgi_ts, 0, 1, 1u, wait_time); - - /* Y-axis */ - sync_receive_data_send_cmd(corgi_ts, 1, 1, 1u, wait_time); - - /* X-axis */ - y = sync_receive_data_send_cmd(corgi_ts, 1, 1, 5u, wait_time); - - /* Z1 */ - x = sync_receive_data_send_cmd(corgi_ts, 1, 1, 3u, wait_time); - - /* Z2 */ - z1 = sync_receive_data_send_cmd(corgi_ts, 1, 1, 4u, wait_time); - z2 = sync_receive_data_send_cmd(corgi_ts, 1, 0, 4u, wait_time); - - /* Power-Down Enable */ - corgi_ssp_ads7846_put((1u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - corgi_ssp_ads7846_get(); - - corgi_ssp_ads7846_unlock(); - local_irq_restore(flags); - - if (x== 0 || y == 0 || z1 == 0 || (x * (z2 - z1) / z1) >= 15000) { - corgi_ts->tc.pressure = 0; - return 0; - } - - corgi_ts->tc.x = x; - corgi_ts->tc.y = y; - corgi_ts->tc.pressure = (x * (z2 - z1)) / z1; - return 1; -} - -static void new_data(struct corgi_ts *corgi_ts) -{ - struct input_dev *dev = corgi_ts->input; - - if (corgi_ts->power_mode != PWR_MODE_ACTIVE) - return; - - if (!corgi_ts->tc.pressure && corgi_ts->pendown == 0) - return; - - input_report_abs(dev, ABS_X, corgi_ts->tc.x); - input_report_abs(dev, ABS_Y, corgi_ts->tc.y); - input_report_abs(dev, ABS_PRESSURE, corgi_ts->tc.pressure); - input_report_key(dev, BTN_TOUCH, corgi_ts->pendown); - input_sync(dev); -} - -static void ts_interrupt_main(struct corgi_ts *corgi_ts, int isTimer) -{ - if ((GPLR(IRQ_TO_GPIO(corgi_ts->irq_gpio)) & GPIO_bit(IRQ_TO_GPIO(corgi_ts->irq_gpio))) == 0) { - /* Disable Interrupt */ - set_irq_type(corgi_ts->irq_gpio, IRQ_TYPE_NONE); - if (read_xydata(corgi_ts)) { - corgi_ts->pendown = 1; - new_data(corgi_ts); - } - mod_timer(&corgi_ts->timer, jiffies + HZ / 100); - } else { - if (corgi_ts->pendown == 1 || corgi_ts->pendown == 2) { - mod_timer(&corgi_ts->timer, jiffies + HZ / 100); - corgi_ts->pendown++; - return; - } - - if (corgi_ts->pendown) { - corgi_ts->tc.pressure = 0; - new_data(corgi_ts); - } - - /* Enable Falling Edge */ - set_irq_type(corgi_ts->irq_gpio, IRQ_TYPE_EDGE_FALLING); - corgi_ts->pendown = 0; - } -} - -static void corgi_ts_timer(unsigned long data) -{ - struct corgi_ts *corgits_data = (struct corgi_ts *) data; - - ts_interrupt_main(corgits_data, 1); -} - -static irqreturn_t ts_interrupt(int irq, void *dev_id) -{ - struct corgi_ts *corgits_data = dev_id; - - ts_interrupt_main(corgits_data, 0); - return IRQ_HANDLED; -} - -#ifdef CONFIG_PM -static int corgits_suspend(struct platform_device *dev, pm_message_t state) -{ - struct corgi_ts *corgi_ts = platform_get_drvdata(dev); - - if (corgi_ts->pendown) { - del_timer_sync(&corgi_ts->timer); - corgi_ts->tc.pressure = 0; - new_data(corgi_ts); - corgi_ts->pendown = 0; - } - corgi_ts->power_mode = PWR_MODE_SUSPEND; - - corgi_ssp_ads7846_putget((1u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - - return 0; -} - -static int corgits_resume(struct platform_device *dev) -{ - struct corgi_ts *corgi_ts = platform_get_drvdata(dev); - - corgi_ssp_ads7846_putget((4u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - /* Enable Falling Edge */ - set_irq_type(corgi_ts->irq_gpio, IRQ_TYPE_EDGE_FALLING); - corgi_ts->power_mode = PWR_MODE_ACTIVE; - - return 0; -} -#else -#define corgits_suspend NULL -#define corgits_resume NULL -#endif - -static int __devinit corgits_probe(struct platform_device *pdev) -{ - struct corgi_ts *corgi_ts; - struct input_dev *input_dev; - int err = -ENOMEM; - - corgi_ts = kzalloc(sizeof(struct corgi_ts), GFP_KERNEL); - input_dev = input_allocate_device(); - if (!corgi_ts || !input_dev) - goto fail1; - - platform_set_drvdata(pdev, corgi_ts); - - corgi_ts->machinfo = pdev->dev.platform_data; - corgi_ts->irq_gpio = platform_get_irq(pdev, 0); - - if (corgi_ts->irq_gpio < 0) { - err = -ENODEV; - goto fail1; - } - - corgi_ts->input = input_dev; - - init_timer(&corgi_ts->timer); - corgi_ts->timer.data = (unsigned long) corgi_ts; - corgi_ts->timer.function = corgi_ts_timer; - - input_dev->name = "Corgi Touchscreen"; - input_dev->phys = "corgits/input0"; - input_dev->id.bustype = BUS_HOST; - input_dev->id.vendor = 0x0001; - input_dev->id.product = 0x0002; - input_dev->id.version = 0x0100; - input_dev->dev.parent = &pdev->dev; - - input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); - input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH); - input_set_abs_params(input_dev, ABS_X, X_AXIS_MIN, X_AXIS_MAX, 0, 0); - input_set_abs_params(input_dev, ABS_Y, Y_AXIS_MIN, Y_AXIS_MAX, 0, 0); - input_set_abs_params(input_dev, ABS_PRESSURE, PRESSURE_MIN, PRESSURE_MAX, 0, 0); - - pxa_gpio_mode(IRQ_TO_GPIO(corgi_ts->irq_gpio) | GPIO_IN); - - /* Initiaize ADS7846 Difference Reference mode */ - corgi_ssp_ads7846_putget((1u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - mdelay(5); - corgi_ssp_ads7846_putget((3u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - mdelay(5); - corgi_ssp_ads7846_putget((4u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - mdelay(5); - corgi_ssp_ads7846_putget((5u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - mdelay(5); - - if (request_irq(corgi_ts->irq_gpio, ts_interrupt, IRQF_DISABLED, "ts", corgi_ts)) { - err = -EBUSY; - goto fail1; - } - - err = input_register_device(corgi_ts->input); - if (err) - goto fail2; - - corgi_ts->power_mode = PWR_MODE_ACTIVE; - - /* Enable Falling Edge */ - set_irq_type(corgi_ts->irq_gpio, IRQ_TYPE_EDGE_FALLING); - - return 0; - - fail2: free_irq(corgi_ts->irq_gpio, corgi_ts); - fail1: input_free_device(input_dev); - kfree(corgi_ts); - return err; -} - -static int __devexit corgits_remove(struct platform_device *pdev) -{ - struct corgi_ts *corgi_ts = platform_get_drvdata(pdev); - - free_irq(corgi_ts->irq_gpio, corgi_ts); - del_timer_sync(&corgi_ts->timer); - corgi_ts->machinfo->put_hsync(); - input_unregister_device(corgi_ts->input); - kfree(corgi_ts); - - return 0; -} - -static struct platform_driver corgits_driver = { - .probe = corgits_probe, - .remove = __devexit_p(corgits_remove), - .suspend = corgits_suspend, - .resume = corgits_resume, - .driver = { - .name = "corgi-ts", - .owner = THIS_MODULE, - }, -}; - -static int __init corgits_init(void) -{ - return platform_driver_register(&corgits_driver); -} - -static void __exit corgits_exit(void) -{ - platform_driver_unregister(&corgits_driver); -} - -module_init(corgits_init); -module_exit(corgits_exit); - -MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>"); -MODULE_DESCRIPTION("Corgi TouchScreen Driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:corgi-ts"); diff --git a/drivers/input/touchscreen/da9034-ts.c b/drivers/input/touchscreen/da9034-ts.c index 3ffd4c4b170c..2b72a5923c16 100644 --- a/drivers/input/touchscreen/da9034-ts.c +++ b/drivers/input/touchscreen/da9034-ts.c @@ -19,6 +19,7 @@ #include <linux/input.h> #include <linux/workqueue.h> #include <linux/mfd/da903x.h> +#include <linux/slab.h> #define DA9034_MANUAL_CTRL 0x50 #define DA9034_LDO_ADC_EN (1 << 4) diff --git a/drivers/input/touchscreen/eeti_ts.c b/drivers/input/touchscreen/eeti_ts.c index 9029bd3f34e5..7a3a916f84a8 100644 --- a/drivers/input/touchscreen/eeti_ts.c +++ b/drivers/input/touchscreen/eeti_ts.c @@ -33,6 +33,7 @@ #include <linux/timer.h> #include <linux/gpio.h> #include <linux/input/eeti_ts.h> +#include <linux/slab.h> static int flip_x; module_param(flip_x, bool, 0644); @@ -123,14 +124,25 @@ static irqreturn_t eeti_ts_isr(int irq, void *dev_id) return IRQ_HANDLED; } -static int eeti_ts_open(struct input_dev *dev) +static void eeti_ts_start(struct eeti_ts_priv *priv) { - struct eeti_ts_priv *priv = input_get_drvdata(dev); - enable_irq(priv->irq); /* Read the events once to arm the IRQ */ eeti_ts_read(&priv->work); +} + +static void eeti_ts_stop(struct eeti_ts_priv *priv) +{ + disable_irq(priv->irq); + cancel_work_sync(&priv->work); +} + +static int eeti_ts_open(struct input_dev *dev) +{ + struct eeti_ts_priv *priv = input_get_drvdata(dev); + + eeti_ts_start(priv); return 0; } @@ -139,8 +151,7 @@ static void eeti_ts_close(struct input_dev *dev) { struct eeti_ts_priv *priv = input_get_drvdata(dev); - disable_irq(priv->irq); - cancel_work_sync(&priv->work); + eeti_ts_stop(priv); } static int __devinit eeti_ts_probe(struct i2c_client *client, @@ -152,10 +163,12 @@ static int __devinit eeti_ts_probe(struct i2c_client *client, unsigned int irq_flags; int err = -ENOMEM; - /* In contrast to what's described in the datasheet, there seems + /* + * In contrast to what's described in the datasheet, there seems * to be no way of probing the presence of that device using I2C * commands. So we need to blindly believe it is there, and wait - * for interrupts to occur. */ + * for interrupts to occur. + */ priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) { @@ -211,9 +224,11 @@ static int __devinit eeti_ts_probe(struct i2c_client *client, goto err2; } - /* Disable the irq for now. It will be enabled once the input device - * is opened. */ - disable_irq(priv->irq); + /* + * Disable the device for now. It will be enabled once the + * input device is opened. + */ + eeti_ts_stop(priv); device_init_wakeup(&client->dev, 0); return 0; @@ -223,7 +238,6 @@ err2: input = NULL; /* so we dont try to free it below */ err1: input_free_device(input); - i2c_set_clientdata(client, NULL); kfree(priv); err0: return err; @@ -234,8 +248,13 @@ static int __devexit eeti_ts_remove(struct i2c_client *client) struct eeti_ts_priv *priv = i2c_get_clientdata(client); free_irq(priv->irq, priv); + /* + * eeti_ts_stop() leaves IRQ disabled. We need to re-enable it + * so that device still works if we reload the driver. + */ + enable_irq(priv->irq); + input_unregister_device(priv->input); - i2c_set_clientdata(client, NULL); kfree(priv); return 0; @@ -245,6 +264,14 @@ static int __devexit eeti_ts_remove(struct i2c_client *client) static int eeti_ts_suspend(struct i2c_client *client, pm_message_t mesg) { struct eeti_ts_priv *priv = i2c_get_clientdata(client); + struct input_dev *input_dev = priv->input; + + mutex_lock(&input_dev->mutex); + + if (input_dev->users) + eeti_ts_stop(priv); + + mutex_unlock(&input_dev->mutex); if (device_may_wakeup(&client->dev)) enable_irq_wake(priv->irq); @@ -255,10 +282,18 @@ static int eeti_ts_suspend(struct i2c_client *client, pm_message_t mesg) static int eeti_ts_resume(struct i2c_client *client) { struct eeti_ts_priv *priv = i2c_get_clientdata(client); + struct input_dev *input_dev = priv->input; if (device_may_wakeup(&client->dev)) disable_irq_wake(priv->irq); + mutex_lock(&input_dev->mutex); + + if (input_dev->users) + eeti_ts_start(priv); + + mutex_unlock(&input_dev->mutex); + return 0; } #else diff --git a/drivers/input/touchscreen/elo.c b/drivers/input/touchscreen/elo.c index 8f38c5e55ce6..486d31ba9c09 100644 --- a/drivers/input/touchscreen/elo.c +++ b/drivers/input/touchscreen/elo.c @@ -72,45 +72,49 @@ static void elo_process_data_10(struct elo *elo, unsigned char data) struct input_dev *dev = elo->dev; elo->data[elo->idx] = data; - switch (elo->idx++) { - case 0: - elo->csum = 0xaa; - if (data != ELO10_LEAD_BYTE) { - pr_debug("elo: unsynchronized data: 0x%02x\n", data); - elo->idx = 0; - } - break; - case 9: + switch (elo->idx++) { + case 0: + elo->csum = 0xaa; + if (data != ELO10_LEAD_BYTE) { + dev_dbg(&elo->serio->dev, + "unsynchronized data: 0x%02x\n", data); elo->idx = 0; - if (data != elo->csum) { - pr_debug("elo: bad checksum: 0x%02x, expected 0x%02x\n", - data, elo->csum); - break; - } - if (elo->data[1] != elo->expected_packet) { - if (elo->data[1] != ELO10_TOUCH_PACKET) - pr_debug("elo: unexpected packet: 0x%02x\n", - elo->data[1]); - break; - } - if (likely(elo->data[1] == ELO10_TOUCH_PACKET)) { - input_report_abs(dev, ABS_X, (elo->data[4] << 8) | elo->data[3]); - input_report_abs(dev, ABS_Y, (elo->data[6] << 8) | elo->data[5]); - if (elo->data[2] & ELO10_PRESSURE) - input_report_abs(dev, ABS_PRESSURE, - (elo->data[8] << 8) | elo->data[7]); - input_report_key(dev, BTN_TOUCH, elo->data[2] & ELO10_TOUCH); - input_sync(dev); - } else if (elo->data[1] == ELO10_ACK_PACKET) { - if (elo->data[2] == '0') - elo->expected_packet = ELO10_TOUCH_PACKET; - complete(&elo->cmd_done); - } else { - memcpy(elo->response, &elo->data[1], ELO10_PACKET_LEN); - elo->expected_packet = ELO10_ACK_PACKET; - } + } + break; + + case 9: + elo->idx = 0; + if (data != elo->csum) { + dev_dbg(&elo->serio->dev, + "bad checksum: 0x%02x, expected 0x%02x\n", + data, elo->csum); + break; + } + if (elo->data[1] != elo->expected_packet) { + if (elo->data[1] != ELO10_TOUCH_PACKET) + dev_dbg(&elo->serio->dev, + "unexpected packet: 0x%02x\n", + elo->data[1]); break; + } + if (likely(elo->data[1] == ELO10_TOUCH_PACKET)) { + input_report_abs(dev, ABS_X, (elo->data[4] << 8) | elo->data[3]); + input_report_abs(dev, ABS_Y, (elo->data[6] << 8) | elo->data[5]); + if (elo->data[2] & ELO10_PRESSURE) + input_report_abs(dev, ABS_PRESSURE, + (elo->data[8] << 8) | elo->data[7]); + input_report_key(dev, BTN_TOUCH, elo->data[2] & ELO10_TOUCH); + input_sync(dev); + } else if (elo->data[1] == ELO10_ACK_PACKET) { + if (elo->data[2] == '0') + elo->expected_packet = ELO10_TOUCH_PACKET; + complete(&elo->cmd_done); + } else { + memcpy(elo->response, &elo->data[1], ELO10_PACKET_LEN); + elo->expected_packet = ELO10_ACK_PACKET; + } + break; } elo->csum += data; } @@ -123,42 +127,53 @@ static void elo_process_data_6(struct elo *elo, unsigned char data) switch (elo->idx++) { - case 0: if ((data & 0xc0) != 0xc0) elo->idx = 0; break; - case 1: if ((data & 0xc0) != 0x80) elo->idx = 0; break; - case 2: if ((data & 0xc0) != 0x40) elo->idx = 0; break; - - case 3: - if (data & 0xc0) { - elo->idx = 0; - break; - } + case 0: + if ((data & 0xc0) != 0xc0) + elo->idx = 0; + break; - input_report_abs(dev, ABS_X, ((elo->data[0] & 0x3f) << 6) | (elo->data[1] & 0x3f)); - input_report_abs(dev, ABS_Y, ((elo->data[2] & 0x3f) << 6) | (elo->data[3] & 0x3f)); + case 1: + if ((data & 0xc0) != 0x80) + elo->idx = 0; + break; - if (elo->id == 2) { - input_report_key(dev, BTN_TOUCH, 1); - input_sync(dev); - elo->idx = 0; - } + case 2: + if ((data & 0xc0) != 0x40) + elo->idx = 0; + break; + case 3: + if (data & 0xc0) { + elo->idx = 0; break; + } - case 4: - if (data) { - input_sync(dev); - elo->idx = 0; - } - break; + input_report_abs(dev, ABS_X, ((elo->data[0] & 0x3f) << 6) | (elo->data[1] & 0x3f)); + input_report_abs(dev, ABS_Y, ((elo->data[2] & 0x3f) << 6) | (elo->data[3] & 0x3f)); - case 5: - if ((data & 0xf0) == 0) { - input_report_abs(dev, ABS_PRESSURE, elo->data[5]); - input_report_key(dev, BTN_TOUCH, !!elo->data[5]); - } + if (elo->id == 2) { + input_report_key(dev, BTN_TOUCH, 1); input_sync(dev); elo->idx = 0; - break; + } + + break; + + case 4: + if (data) { + input_sync(dev); + elo->idx = 0; + } + break; + + case 5: + if ((data & 0xf0) == 0) { + input_report_abs(dev, ABS_PRESSURE, elo->data[5]); + input_report_key(dev, BTN_TOUCH, !!elo->data[5]); + } + input_sync(dev); + elo->idx = 0; + break; } } @@ -170,17 +185,17 @@ static void elo_process_data_3(struct elo *elo, unsigned char data) switch (elo->idx++) { - case 0: - if ((data & 0x7f) != 0x01) - elo->idx = 0; - break; - case 2: - input_report_key(dev, BTN_TOUCH, !(elo->data[1] & 0x80)); - input_report_abs(dev, ABS_X, elo->data[1]); - input_report_abs(dev, ABS_Y, elo->data[2]); - input_sync(dev); + case 0: + if ((data & 0x7f) != 0x01) elo->idx = 0; - break; + break; + case 2: + input_report_key(dev, BTN_TOUCH, !(elo->data[1] & 0x80)); + input_report_abs(dev, ABS_X, elo->data[1]); + input_report_abs(dev, ABS_Y, elo->data[2]); + input_sync(dev); + elo->idx = 0; + break; } } @@ -189,19 +204,19 @@ static irqreturn_t elo_interrupt(struct serio *serio, { struct elo *elo = serio_get_drvdata(serio); - switch(elo->id) { - case 0: - elo_process_data_10(elo, data); - break; - - case 1: - case 2: - elo_process_data_6(elo, data); - break; - - case 3: - elo_process_data_3(elo, data); - break; + switch (elo->id) { + case 0: + elo_process_data_10(elo, data); + break; + + case 1: + case 2: + elo_process_data_6(elo, data); + break; + + case 3: + elo_process_data_3(elo, data); + break; } return IRQ_HANDLED; @@ -261,10 +276,10 @@ static int elo_setup_10(struct elo *elo) if (packet[3] & ELO10_PRESSURE) input_set_abs_params(dev, ABS_PRESSURE, 0, 255, 0, 0); - printk(KERN_INFO "elo: %sTouch touchscreen, fw: %02x.%02x, " - "features: 0x%02x, controller: 0x%02x\n", - elo_types[(packet[1] -'0') & 0x03], - packet[5], packet[4], packet[3], packet[7]); + dev_info(&elo->serio->dev, + "%sTouch touchscreen, fw: %02x.%02x, features: 0x%02x, controller: 0x%02x\n", + elo_types[(packet[1] -'0') & 0x03], + packet[5], packet[4], packet[3], packet[7]); return 0; } @@ -330,24 +345,24 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv) switch (elo->id) { - case 0: /* 10-byte protocol */ - if (elo_setup_10(elo)) - goto fail3; + case 0: /* 10-byte protocol */ + if (elo_setup_10(elo)) + goto fail3; - break; + break; - case 1: /* 6-byte protocol */ - input_set_abs_params(input_dev, ABS_PRESSURE, 0, 15, 0, 0); + case 1: /* 6-byte protocol */ + input_set_abs_params(input_dev, ABS_PRESSURE, 0, 15, 0, 0); - case 2: /* 4-byte protocol */ - input_set_abs_params(input_dev, ABS_X, 96, 4000, 0, 0); - input_set_abs_params(input_dev, ABS_Y, 96, 4000, 0, 0); - break; + case 2: /* 4-byte protocol */ + input_set_abs_params(input_dev, ABS_X, 96, 4000, 0, 0); + input_set_abs_params(input_dev, ABS_Y, 96, 4000, 0, 0); + break; - case 3: /* 3-byte protocol */ - input_set_abs_params(input_dev, ABS_X, 0, 255, 0, 0); - input_set_abs_params(input_dev, ABS_Y, 0, 255, 0, 0); - break; + case 3: /* 3-byte protocol */ + input_set_abs_params(input_dev, ABS_X, 0, 255, 0, 0); + input_set_abs_params(input_dev, ABS_Y, 0, 255, 0, 0); + break; } err = input_register_device(elo->dev); diff --git a/drivers/input/touchscreen/hampshire.c b/drivers/input/touchscreen/hampshire.c new file mode 100644 index 000000000000..2da6cc31bb21 --- /dev/null +++ b/drivers/input/touchscreen/hampshire.c @@ -0,0 +1,205 @@ +/* + * Hampshire serial touchscreen driver + * + * Copyright (c) 2010 Adam Bennett + * Based on the dynapro driver (c) Tias Guns + * + */ + +/* + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +/* + * 2010/04/08 Adam Bennett <abennett72@gmail.com> + * Copied dynapro.c and edited for Hampshire 4-byte protocol + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/input.h> +#include <linux/serio.h> +#include <linux/init.h> + +#define DRIVER_DESC "Hampshire serial touchscreen driver" + +MODULE_AUTHOR("Adam Bennett <abennett72@gmail.com>"); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE("GPL"); + +/* + * Definitions & global arrays. + */ + +#define HAMPSHIRE_FORMAT_TOUCH_BIT 0x40 +#define HAMPSHIRE_FORMAT_LENGTH 4 +#define HAMPSHIRE_RESPONSE_BEGIN_BYTE 0x80 + +#define HAMPSHIRE_MIN_XC 0 +#define HAMPSHIRE_MAX_XC 0x1000 +#define HAMPSHIRE_MIN_YC 0 +#define HAMPSHIRE_MAX_YC 0x1000 + +#define HAMPSHIRE_GET_XC(data) (((data[3] & 0x0c) >> 2) | (data[1] << 2) | ((data[0] & 0x38) << 6)) +#define HAMPSHIRE_GET_YC(data) ((data[3] & 0x03) | (data[2] << 2) | ((data[0] & 0x07) << 9)) +#define HAMPSHIRE_GET_TOUCHED(data) (HAMPSHIRE_FORMAT_TOUCH_BIT & data[0]) + +/* + * Per-touchscreen data. + */ + +struct hampshire { + struct input_dev *dev; + struct serio *serio; + int idx; + unsigned char data[HAMPSHIRE_FORMAT_LENGTH]; + char phys[32]; +}; + +static void hampshire_process_data(struct hampshire *phampshire) +{ + struct input_dev *dev = phampshire->dev; + + if (HAMPSHIRE_FORMAT_LENGTH == ++phampshire->idx) { + input_report_abs(dev, ABS_X, HAMPSHIRE_GET_XC(phampshire->data)); + input_report_abs(dev, ABS_Y, HAMPSHIRE_GET_YC(phampshire->data)); + input_report_key(dev, BTN_TOUCH, + HAMPSHIRE_GET_TOUCHED(phampshire->data)); + input_sync(dev); + + phampshire->idx = 0; + } +} + +static irqreturn_t hampshire_interrupt(struct serio *serio, + unsigned char data, unsigned int flags) +{ + struct hampshire *phampshire = serio_get_drvdata(serio); + + phampshire->data[phampshire->idx] = data; + + if (HAMPSHIRE_RESPONSE_BEGIN_BYTE & phampshire->data[0]) + hampshire_process_data(phampshire); + else + dev_dbg(&serio->dev, "unknown/unsynchronized data: %x\n", + phampshire->data[0]); + + return IRQ_HANDLED; +} + +static void hampshire_disconnect(struct serio *serio) +{ + struct hampshire *phampshire = serio_get_drvdata(serio); + + input_get_device(phampshire->dev); + input_unregister_device(phampshire->dev); + serio_close(serio); + serio_set_drvdata(serio, NULL); + input_put_device(phampshire->dev); + kfree(phampshire); +} + +/* + * hampshire_connect() is the routine that is called when someone adds a + * new serio device that supports hampshire protocol and registers it as + * an input device. This is usually accomplished using inputattach. + */ + +static int hampshire_connect(struct serio *serio, struct serio_driver *drv) +{ + struct hampshire *phampshire; + struct input_dev *input_dev; + int err; + + phampshire = kzalloc(sizeof(struct hampshire), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!phampshire || !input_dev) { + err = -ENOMEM; + goto fail1; + } + + phampshire->serio = serio; + phampshire->dev = input_dev; + snprintf(phampshire->phys, sizeof(phampshire->phys), + "%s/input0", serio->phys); + + input_dev->name = "Hampshire Serial TouchScreen"; + input_dev->phys = phampshire->phys; + input_dev->id.bustype = BUS_RS232; + input_dev->id.vendor = SERIO_HAMPSHIRE; + input_dev->id.product = 0; + input_dev->id.version = 0x0001; + input_dev->dev.parent = &serio->dev; + input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH); + input_set_abs_params(phampshire->dev, ABS_X, + HAMPSHIRE_MIN_XC, HAMPSHIRE_MAX_XC, 0, 0); + input_set_abs_params(phampshire->dev, ABS_Y, + HAMPSHIRE_MIN_YC, HAMPSHIRE_MAX_YC, 0, 0); + + serio_set_drvdata(serio, phampshire); + + err = serio_open(serio, drv); + if (err) + goto fail2; + + err = input_register_device(phampshire->dev); + if (err) + goto fail3; + + return 0; + + fail3: serio_close(serio); + fail2: serio_set_drvdata(serio, NULL); + fail1: input_free_device(input_dev); + kfree(phampshire); + return err; +} + +/* + * The serio driver structure. + */ + +static struct serio_device_id hampshire_serio_ids[] = { + { + .type = SERIO_RS232, + .proto = SERIO_HAMPSHIRE, + .id = SERIO_ANY, + .extra = SERIO_ANY, + }, + { 0 } +}; + +MODULE_DEVICE_TABLE(serio, hampshire_serio_ids); + +static struct serio_driver hampshire_drv = { + .driver = { + .name = "hampshire", + }, + .description = DRIVER_DESC, + .id_table = hampshire_serio_ids, + .interrupt = hampshire_interrupt, + .connect = hampshire_connect, + .disconnect = hampshire_disconnect, +}; + +/* + * The functions for inserting/removing us as a module. + */ + +static int __init hampshire_init(void) +{ + return serio_register_driver(&hampshire_drv); +} + +static void __exit hampshire_exit(void) +{ + serio_unregister_driver(&hampshire_drv); +} + +module_init(hampshire_init); +module_exit(hampshire_exit); diff --git a/drivers/input/touchscreen/jornada720_ts.c b/drivers/input/touchscreen/jornada720_ts.c index c8b7e8a45c4d..4b0a061811ff 100644 --- a/drivers/input/touchscreen/jornada720_ts.c +++ b/drivers/input/touchscreen/jornada720_ts.c @@ -18,6 +18,7 @@ #include <linux/input.h> #include <linux/interrupt.h> #include <linux/module.h> +#include <linux/slab.h> #include <mach/hardware.h> #include <mach/jornada720.h> diff --git a/drivers/input/touchscreen/mainstone-wm97xx.c b/drivers/input/touchscreen/mainstone-wm97xx.c index 6cdcf2a6e036..b6b8b1c7ecea 100644 --- a/drivers/input/touchscreen/mainstone-wm97xx.c +++ b/drivers/input/touchscreen/mainstone-wm97xx.c @@ -153,6 +153,9 @@ static int wm97xx_acc_pen_down(struct wm97xx *wm) if (pressure) p = MODR; + dev_dbg(wm->dev, "Raw coordinates: x=%x, y=%x, p=%x\n", + x, y, p); + /* are samples valid */ if ((x & WM97XX_ADCSRC_MASK) != WM97XX_ADCSEL_X || (y & WM97XX_ADCSRC_MASK) != WM97XX_ADCSEL_Y || diff --git a/drivers/input/touchscreen/mc13783_ts.c b/drivers/input/touchscreen/mc13783_ts.c index be115b3b65eb..c5bc62d85bb6 100644 --- a/drivers/input/touchscreen/mc13783_ts.c +++ b/drivers/input/touchscreen/mc13783_ts.c @@ -17,6 +17,7 @@ #include <linux/module.h> #include <linux/input.h> #include <linux/sched.h> +#include <linux/slab.h> #include <linux/init.h> #define MC13783_TS_NAME "mc13783-ts" @@ -44,7 +45,7 @@ static irqreturn_t mc13783_ts_handler(int irq, void *data) { struct mc13783_ts_priv *priv = data; - mc13783_ackirq(priv->mc13783, irq); + mc13783_irq_ack(priv->mc13783, irq); /* * Kick off reading coordinates. Note that if work happens already @@ -135,7 +136,7 @@ static int mc13783_ts_open(struct input_dev *dev) mc13783_lock(priv->mc13783); - mc13783_ackirq(priv->mc13783, MC13783_IRQ_TS); + mc13783_irq_ack(priv->mc13783, MC13783_IRQ_TS); ret = mc13783_irq_request(priv->mc13783, MC13783_IRQ_TS, mc13783_ts_handler, MC13783_TS_NAME, priv); diff --git a/drivers/input/touchscreen/mcs5000_ts.c b/drivers/input/touchscreen/mcs5000_ts.c index 4c28b89757f9..1fb0c2f06a44 100644 --- a/drivers/input/touchscreen/mcs5000_ts.c +++ b/drivers/input/touchscreen/mcs5000_ts.c @@ -20,6 +20,7 @@ #include <linux/interrupt.h> #include <linux/input.h> #include <linux/irq.h> +#include <linux/slab.h> /* Registers */ #define MCS5000_TS_STATUS 0x00 @@ -255,7 +256,6 @@ static int __devexit mcs5000_ts_remove(struct i2c_client *client) free_irq(client->irq, data); input_unregister_device(data->input_dev); kfree(data); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/input/touchscreen/migor_ts.c b/drivers/input/touchscreen/migor_ts.c index 141dd584330e..defe5dd3627c 100644 --- a/drivers/input/touchscreen/migor_ts.c +++ b/drivers/input/touchscreen/migor_ts.c @@ -23,6 +23,7 @@ #include <linux/kernel.h> #include <linux/input.h> #include <linux/interrupt.h> +#include <linux/slab.h> #include <asm/io.h> #include <linux/i2c.h> #include <linux/timer.h> diff --git a/drivers/input/touchscreen/pcap_ts.c b/drivers/input/touchscreen/pcap_ts.c index b79097e3028a..ea6ef16e59b4 100644 --- a/drivers/input/touchscreen/pcap_ts.c +++ b/drivers/input/touchscreen/pcap_ts.c @@ -14,6 +14,7 @@ #include <linux/init.h> #include <linux/fs.h> #include <linux/string.h> +#include <linux/slab.h> #include <linux/pm.h> #include <linux/timer.h> #include <linux/interrupt.h> diff --git a/drivers/input/touchscreen/s3c2410_ts.c b/drivers/input/touchscreen/s3c2410_ts.c index 6386b441ef85..6085d12fd561 100644 --- a/drivers/input/touchscreen/s3c2410_ts.c +++ b/drivers/input/touchscreen/s3c2410_ts.c @@ -26,7 +26,6 @@ #include <linux/errno.h> #include <linux/kernel.h> #include <linux/module.h> -#include <linux/slab.h> #include <linux/gpio.h> #include <linux/input.h> #include <linux/init.h> @@ -38,9 +37,7 @@ #include <plat/adc.h> #include <plat/regs-adc.h> - -#include <mach/regs-gpio.h> -#include <mach/ts.h> +#include <plat/ts.h> #define TSC_SLEEP (S3C2410_ADCTSC_PULL_UP_DISABLE | S3C2410_ADCTSC_XY_PST(0)) @@ -58,6 +55,8 @@ S3C2410_ADCTSC_AUTO_PST | \ S3C2410_ADCTSC_XY_PST(0)) +#define FEAT_PEN_IRQ (1 << 0) /* HAS ADCCLRINTPNDNUP */ + /* Per-touchscreen data. */ /** @@ -72,6 +71,7 @@ * @irq_tc: The interrupt number for pen up/down interrupt * @count: The number of samples collected. * @shift: The log2 of the maximum count to read in one go. + * @features: The features supported by the TSADC MOdule. */ struct s3c2410ts { struct s3c_adc_client *client; @@ -84,26 +84,12 @@ struct s3c2410ts { int irq_tc; int count; int shift; + int features; }; static struct s3c2410ts ts; /** - * s3c2410_ts_connect - configure gpio for s3c2410 systems - * - * Configure the GPIO for the S3C2410 system, where we have external FETs - * connected to the device (later systems such as the S3C2440 integrate - * these into the device). -*/ -static inline void s3c2410_ts_connect(void) -{ - s3c2410_gpio_cfgpin(S3C2410_GPG(12), S3C2410_GPG12_XMON); - s3c2410_gpio_cfgpin(S3C2410_GPG(13), S3C2410_GPG13_nXPON); - s3c2410_gpio_cfgpin(S3C2410_GPG(14), S3C2410_GPG14_YMON); - s3c2410_gpio_cfgpin(S3C2410_GPG(15), S3C2410_GPG15_nYPON); -} - -/** * get_down - return the down state of the pen * @data0: The data read from ADCDAT0 register. * @data1: The data read from ADCDAT1 register. @@ -128,27 +114,29 @@ static void touch_timer_fire(unsigned long data) down = get_down(data0, data1); - if (ts.count == (1 << ts.shift)) { - ts.xp >>= ts.shift; - ts.yp >>= ts.shift; + if (down) { + if (ts.count == (1 << ts.shift)) { + ts.xp >>= ts.shift; + ts.yp >>= ts.shift; - dev_dbg(ts.dev, "%s: X=%lu, Y=%lu, count=%d\n", - __func__, ts.xp, ts.yp, ts.count); + dev_dbg(ts.dev, "%s: X=%lu, Y=%lu, count=%d\n", + __func__, ts.xp, ts.yp, ts.count); - input_report_abs(ts.input, ABS_X, ts.xp); - input_report_abs(ts.input, ABS_Y, ts.yp); + input_report_abs(ts.input, ABS_X, ts.xp); + input_report_abs(ts.input, ABS_Y, ts.yp); - input_report_key(ts.input, BTN_TOUCH, 1); - input_sync(ts.input); + input_report_key(ts.input, BTN_TOUCH, 1); + input_sync(ts.input); - ts.xp = 0; - ts.yp = 0; - ts.count = 0; - } + ts.xp = 0; + ts.yp = 0; + ts.count = 0; + } - if (down) { s3c_adc_start(ts.client, 0, 1 << ts.shift); } else { + ts.xp = 0; + ts.yp = 0; ts.count = 0; input_report_key(ts.input, BTN_TOUCH, 0); @@ -185,7 +173,12 @@ static irqreturn_t stylus_irq(int irq, void *dev_id) if (down) s3c_adc_start(ts.client, 0, 1 << ts.shift); else - dev_info(ts.dev, "%s: count=%d\n", __func__, ts.count); + dev_dbg(ts.dev, "%s: count=%d\n", __func__, ts.count); + + if (ts.features & FEAT_PEN_IRQ) { + /* Clear pen down/up interrupt */ + writel(0x0, ts.io + S3C64XX_ADCCLRINTPNDNUP); + } return IRQ_HANDLED; } @@ -295,9 +288,9 @@ static int __devinit s3c2410ts_probe(struct platform_device *pdev) goto err_clk; } - /* Configure the touchscreen external FETs on the S3C2410 */ - if (!platform_get_device_id(pdev)->driver_data) - s3c2410_ts_connect(); + /* inititalise the gpio */ + if (info->cfg_gpio) + info->cfg_gpio(to_platform_device(ts.dev)); ts.client = s3c_adc_register(pdev, s3c24xx_ts_select, s3c24xx_ts_conversion, 1); @@ -333,6 +326,7 @@ static int __devinit s3c2410ts_probe(struct platform_device *pdev) ts.input->id.version = 0x0102; ts.shift = info->oversampling_shift; + ts.features = platform_get_device_id(pdev)->driver_data; ret = request_irq(ts.irq_tc, stylus_irq, IRQF_DISABLED, "s3c2410_ts_pen", ts.input); @@ -401,6 +395,7 @@ static int s3c2410ts_resume(struct device *dev) struct s3c2410_ts_mach_info *info = pdev->dev.platform_data; clk_enable(ts.clock); + enable_irq(ts.irq_tc); /* Initialise registers */ if ((info->delay & 0xffff) > 0) @@ -419,14 +414,15 @@ static struct dev_pm_ops s3c_ts_pmops = { static struct platform_device_id s3cts_driver_ids[] = { { "s3c2410-ts", 0 }, - { "s3c2440-ts", 1 }, + { "s3c2440-ts", 0 }, + { "s3c64xx-ts", FEAT_PEN_IRQ }, { } }; MODULE_DEVICE_TABLE(platform, s3cts_driver_ids); static struct platform_driver s3c_ts_driver = { .driver = { - .name = "s3c24xx-ts", + .name = "samsung-ts", .owner = THIS_MODULE, #ifdef CONFIG_PM .pm = &s3c_ts_pmops, diff --git a/drivers/input/touchscreen/tps6507x-ts.c b/drivers/input/touchscreen/tps6507x-ts.c new file mode 100644 index 000000000000..5b70a1419b4d --- /dev/null +++ b/drivers/input/touchscreen/tps6507x-ts.c @@ -0,0 +1,396 @@ +/* + * drivers/input/touchscreen/tps6507x_ts.c + * + * Touchscreen driver for the tps6507x chip. + * + * Copyright (c) 2009 RidgeRun (todd.fischer@ridgerun.com) + * + * Credits: + * + * Using code from tsc2007, MtekVision Co., Ltd. + * + * For licencing details see kernel-base/COPYING + * + * TPS65070, TPS65073, TPS650731, and TPS650732 support + * 10 bit touch screen interface. + */ + +#include <linux/module.h> +#include <linux/workqueue.h> +#include <linux/slab.h> +#include <linux/input.h> +#include <linux/platform_device.h> +#include <linux/mfd/tps6507x.h> +#include <linux/input/tps6507x-ts.h> +#include <linux/delay.h> + +#define TSC_DEFAULT_POLL_PERIOD 30 /* ms */ +#define TPS_DEFAULT_MIN_PRESSURE 0x30 +#define MAX_10BIT ((1 << 10) - 1) + +#define TPS6507X_ADCONFIG_CONVERT_TS (TPS6507X_ADCONFIG_AD_ENABLE | \ + TPS6507X_ADCONFIG_START_CONVERSION | \ + TPS6507X_ADCONFIG_INPUT_REAL_TSC) +#define TPS6507X_ADCONFIG_POWER_DOWN_TS (TPS6507X_ADCONFIG_INPUT_REAL_TSC) + +struct ts_event { + u16 x; + u16 y; + u16 pressure; +}; + +struct tps6507x_ts { + struct input_dev *input_dev; + struct device *dev; + char phys[32]; + struct workqueue_struct *wq; + struct delayed_work work; + unsigned polling; /* polling is active */ + struct ts_event tc; + struct tps6507x_dev *mfd; + u16 model; + unsigned pendown; + int irq; + void (*clear_penirq)(void); + unsigned long poll_period; /* ms */ + u16 min_pressure; + int vref; /* non-zero to leave vref on */ +}; + +static int tps6507x_read_u8(struct tps6507x_ts *tsc, u8 reg, u8 *data) +{ + int err; + + err = tsc->mfd->read_dev(tsc->mfd, reg, 1, data); + + if (err) + return err; + + return 0; +} + +static int tps6507x_write_u8(struct tps6507x_ts *tsc, u8 reg, u8 data) +{ + return tsc->mfd->write_dev(tsc->mfd, reg, 1, &data); +} + +static s32 tps6507x_adc_conversion(struct tps6507x_ts *tsc, + u8 tsc_mode, u16 *value) +{ + s32 ret; + u8 adc_status; + u8 result; + + /* Route input signal to A/D converter */ + + ret = tps6507x_write_u8(tsc, TPS6507X_REG_TSCMODE, tsc_mode); + if (ret) { + dev_err(tsc->dev, "TSC mode read failed\n"); + goto err; + } + + /* Start A/D conversion */ + + ret = tps6507x_write_u8(tsc, TPS6507X_REG_ADCONFIG, + TPS6507X_ADCONFIG_CONVERT_TS); + if (ret) { + dev_err(tsc->dev, "ADC config write failed\n"); + return ret; + } + + do { + ret = tps6507x_read_u8(tsc, TPS6507X_REG_ADCONFIG, + &adc_status); + if (ret) { + dev_err(tsc->dev, "ADC config read failed\n"); + goto err; + } + } while (adc_status & TPS6507X_ADCONFIG_START_CONVERSION); + + ret = tps6507x_read_u8(tsc, TPS6507X_REG_ADRESULT_2, &result); + if (ret) { + dev_err(tsc->dev, "ADC result 2 read failed\n"); + goto err; + } + + *value = (result & TPS6507X_REG_ADRESULT_2_MASK) << 8; + + ret = tps6507x_read_u8(tsc, TPS6507X_REG_ADRESULT_1, &result); + if (ret) { + dev_err(tsc->dev, "ADC result 1 read failed\n"); + goto err; + } + + *value |= result; + + dev_dbg(tsc->dev, "TSC channel %d = 0x%X\n", tsc_mode, *value); + +err: + return ret; +} + +/* Need to call tps6507x_adc_standby() after using A/D converter for the + * touch screen interrupt to work properly. + */ + +static s32 tps6507x_adc_standby(struct tps6507x_ts *tsc) +{ + s32 ret; + s32 loops = 0; + u8 val; + + ret = tps6507x_write_u8(tsc, TPS6507X_REG_ADCONFIG, + TPS6507X_ADCONFIG_INPUT_TSC); + if (ret) + return ret; + + ret = tps6507x_write_u8(tsc, TPS6507X_REG_TSCMODE, + TPS6507X_TSCMODE_STANDBY); + if (ret) + return ret; + + ret = tps6507x_read_u8(tsc, TPS6507X_REG_INT, &val); + if (ret) + return ret; + + while (val & TPS6507X_REG_TSC_INT) { + mdelay(10); + ret = tps6507x_read_u8(tsc, TPS6507X_REG_INT, &val); + if (ret) + return ret; + loops++; + } + + return ret; +} + +static void tps6507x_ts_handler(struct work_struct *work) +{ + struct tps6507x_ts *tsc = container_of(work, + struct tps6507x_ts, work.work); + struct input_dev *input_dev = tsc->input_dev; + int pendown; + int schd; + int poll = 0; + s32 ret; + + ret = tps6507x_adc_conversion(tsc, TPS6507X_TSCMODE_PRESSURE, + &tsc->tc.pressure); + if (ret) + goto done; + + pendown = tsc->tc.pressure > tsc->min_pressure; + + if (unlikely(!pendown && tsc->pendown)) { + dev_dbg(tsc->dev, "UP\n"); + input_report_key(input_dev, BTN_TOUCH, 0); + input_report_abs(input_dev, ABS_PRESSURE, 0); + input_sync(input_dev); + tsc->pendown = 0; + } + + if (pendown) { + + if (!tsc->pendown) { + dev_dbg(tsc->dev, "DOWN\n"); + input_report_key(input_dev, BTN_TOUCH, 1); + } else + dev_dbg(tsc->dev, "still down\n"); + + ret = tps6507x_adc_conversion(tsc, TPS6507X_TSCMODE_X_POSITION, + &tsc->tc.x); + if (ret) + goto done; + + ret = tps6507x_adc_conversion(tsc, TPS6507X_TSCMODE_Y_POSITION, + &tsc->tc.y); + if (ret) + goto done; + + input_report_abs(input_dev, ABS_X, tsc->tc.x); + input_report_abs(input_dev, ABS_Y, tsc->tc.y); + input_report_abs(input_dev, ABS_PRESSURE, tsc->tc.pressure); + input_sync(input_dev); + tsc->pendown = 1; + poll = 1; + } + +done: + /* always poll if not using interrupts */ + poll = 1; + + if (poll) { + schd = queue_delayed_work(tsc->wq, &tsc->work, + msecs_to_jiffies(tsc->poll_period)); + if (schd) + tsc->polling = 1; + else { + tsc->polling = 0; + dev_err(tsc->dev, "re-schedule failed"); + } + } else + tsc->polling = 0; + + ret = tps6507x_adc_standby(tsc); +} + +static int tps6507x_ts_probe(struct platform_device *pdev) +{ + int error; + struct tps6507x_ts *tsc; + struct tps6507x_dev *tps6507x_dev = dev_get_drvdata(pdev->dev.parent); + struct touchscreen_init_data *init_data; + struct input_dev *input_dev; + struct tps6507x_board *tps_board; + int schd; + + /** + * tps_board points to pmic related constants + * coming from the board-evm file. + */ + + tps_board = (struct tps6507x_board *)tps6507x_dev->dev->platform_data; + + if (!tps_board) { + dev_err(tps6507x_dev->dev, + "Could not find tps6507x platform data\n"); + return -EIO; + } + + /** + * init_data points to array of regulator_init structures + * coming from the board-evm file. + */ + + init_data = tps_board->tps6507x_ts_init_data; + + tsc = kzalloc(sizeof(struct tps6507x_ts), GFP_KERNEL); + if (!tsc) { + dev_err(tps6507x_dev->dev, "failed to allocate driver data\n"); + error = -ENOMEM; + goto err0; + } + + tps6507x_dev->ts = tsc; + tsc->mfd = tps6507x_dev; + tsc->dev = tps6507x_dev->dev; + input_dev = input_allocate_device(); + if (!input_dev) { + dev_err(tsc->dev, "Failed to allocate input device.\n"); + error = -ENOMEM; + goto err1; + } + + input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH); + + input_set_abs_params(input_dev, ABS_X, 0, MAX_10BIT, 0, 0); + input_set_abs_params(input_dev, ABS_Y, 0, MAX_10BIT, 0, 0); + input_set_abs_params(input_dev, ABS_PRESSURE, 0, MAX_10BIT, 0, 0); + + input_dev->name = "TPS6507x Touchscreen"; + input_dev->id.bustype = BUS_I2C; + input_dev->dev.parent = tsc->dev; + + snprintf(tsc->phys, sizeof(tsc->phys), + "%s/input0", dev_name(tsc->dev)); + input_dev->phys = tsc->phys; + + dev_dbg(tsc->dev, "device: %s\n", input_dev->phys); + + input_set_drvdata(input_dev, tsc); + + tsc->input_dev = input_dev; + + INIT_DELAYED_WORK(&tsc->work, tps6507x_ts_handler); + tsc->wq = create_workqueue("TPS6507x Touchscreen"); + + if (init_data) { + tsc->poll_period = init_data->poll_period; + tsc->vref = init_data->vref; + tsc->min_pressure = init_data->min_pressure; + input_dev->id.vendor = init_data->vendor; + input_dev->id.product = init_data->product; + input_dev->id.version = init_data->version; + } else { + tsc->poll_period = TSC_DEFAULT_POLL_PERIOD; + tsc->min_pressure = TPS_DEFAULT_MIN_PRESSURE; + } + + error = tps6507x_adc_standby(tsc); + if (error) + goto err2; + + error = input_register_device(input_dev); + if (error) + goto err2; + + schd = queue_delayed_work(tsc->wq, &tsc->work, + msecs_to_jiffies(tsc->poll_period)); + + if (schd) + tsc->polling = 1; + else { + tsc->polling = 0; + dev_err(tsc->dev, "schedule failed"); + goto err2; + } + + return 0; + +err2: + cancel_delayed_work_sync(&tsc->work); + destroy_workqueue(tsc->wq); + input_free_device(input_dev); +err1: + kfree(tsc); + tps6507x_dev->ts = NULL; +err0: + return error; +} + +static int __devexit tps6507x_ts_remove(struct platform_device *pdev) +{ + struct tps6507x_dev *tps6507x_dev = platform_get_drvdata(pdev); + struct tps6507x_ts *tsc = tps6507x_dev->ts; + struct input_dev *input_dev = tsc->input_dev; + + if (!tsc) + return 0; + + cancel_delayed_work_sync(&tsc->work); + destroy_workqueue(tsc->wq); + + input_free_device(input_dev); + + tps6507x_dev->ts = NULL; + kfree(tsc); + + return 0; +} + +static struct platform_driver tps6507x_ts_driver = { + .driver = { + .name = "tps6507x-ts", + .owner = THIS_MODULE, + }, + .probe = tps6507x_ts_probe, + .remove = __devexit_p(tps6507x_ts_remove), +}; + +static int __init tps6507x_ts_init(void) +{ + return platform_driver_register(&tps6507x_ts_driver); +} +module_init(tps6507x_ts_init); + +static void __exit tps6507x_ts_exit(void) +{ + platform_driver_unregister(&tps6507x_ts_driver); +} +module_exit(tps6507x_ts_exit); + +MODULE_AUTHOR("Todd Fischer <todd.fischer@ridgerun.com>"); +MODULE_DESCRIPTION("TPS6507x - TouchScreen driver"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:tps6507x-tsc"); diff --git a/drivers/input/touchscreen/tsc2007.c b/drivers/input/touchscreen/tsc2007.c index 7ef0d1420d3c..be23780e8a3e 100644 --- a/drivers/input/touchscreen/tsc2007.c +++ b/drivers/input/touchscreen/tsc2007.c @@ -358,7 +358,7 @@ static int __devexit tsc2007_remove(struct i2c_client *client) return 0; } -static struct i2c_device_id tsc2007_idtable[] = { +static const struct i2c_device_id tsc2007_idtable[] = { { "tsc2007", 0 }, { } }; diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c index 89dcbe7b4b02..028a5363eea1 100644 --- a/drivers/input/touchscreen/ucb1400_ts.c +++ b/drivers/input/touchscreen/ucb1400_ts.c @@ -26,7 +26,6 @@ #include <linux/device.h> #include <linux/interrupt.h> #include <linux/suspend.h> -#include <linux/slab.h> #include <linux/kthread.h> #include <linux/freezer.h> #include <linux/ucb1400.h> diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c index 5256123a5228..567d57215c28 100644 --- a/drivers/input/touchscreen/usbtouchscreen.c +++ b/drivers/input/touchscreen/usbtouchscreen.c @@ -15,6 +15,7 @@ * - GoTop Super_Q2/GogoPen/PenPower tablets * - JASTEC USB touch controller/DigiTech DTR-02U * - Zytronic capacitive touchscreen + * - NEXIO/iNexio * * Copyright (C) 2004-2007 by Daniel Ritz <daniel.ritz@gmx.ch> * Copyright (C) by Todd E. Johnson (mtouchusb.c) @@ -95,6 +96,7 @@ struct usbtouch_device_info { int (*read_data) (struct usbtouch_usb *usbtouch, unsigned char *pkt); int (*init) (struct usbtouch_usb *usbtouch); + void (*exit) (struct usbtouch_usb *usbtouch); }; /* a usbtouch device */ @@ -104,11 +106,12 @@ struct usbtouch_usb { unsigned char *buffer; int buf_len; struct urb *irq; - struct usb_device *udev; + struct usb_interface *interface; struct input_dev *input; struct usbtouch_device_info *type; char name[128]; char phys[64]; + void *priv; int x, y; int touch, press; @@ -133,6 +136,7 @@ enum { DEVTYPE_E2I, DEVTYPE_ZYTRONIC, DEVTYPE_TC5UH, + DEVTYPE_NEXIO, }; #define USB_DEVICE_HID_CLASS(vend, prod) \ @@ -144,7 +148,7 @@ enum { .bInterfaceClass = USB_INTERFACE_CLASS_HID, \ .bInterfaceProtocol = USB_INTERFACE_PROTOCOL_MOUSE -static struct usb_device_id usbtouch_devices[] = { +static const struct usb_device_id usbtouch_devices[] = { #ifdef CONFIG_TOUCHSCREEN_USB_EGALAX /* ignore the HID capable devices, handled by usbhid */ {USB_DEVICE_HID_CLASS(0x0eef, 0x0001), .driver_info = DEVTYPE_IGNORE}, @@ -222,6 +226,14 @@ static struct usb_device_id usbtouch_devices[] = { {USB_DEVICE(0x0664, 0x0309), .driver_info = DEVTYPE_TC5UH}, #endif +#ifdef CONFIG_TOUCHSCREEN_USB_NEXIO + /* data interface only */ + {USB_DEVICE_AND_INTERFACE_INFO(0x10f0, 0x2002, 0x0a, 0x00, 0x00), + .driver_info = DEVTYPE_NEXIO}, + {USB_DEVICE_AND_INTERFACE_INFO(0x1870, 0x0001, 0x0a, 0x00, 0x00), + .driver_info = DEVTYPE_NEXIO}, +#endif + {} }; @@ -234,8 +246,9 @@ static struct usb_device_id usbtouch_devices[] = { static int e2i_init(struct usbtouch_usb *usbtouch) { int ret; + struct usb_device *udev = interface_to_usbdev(usbtouch->interface); - ret = usb_control_msg(usbtouch->udev, usb_rcvctrlpipe(usbtouch->udev, 0), + ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), 0x01, 0x02, 0x0000, 0x0081, NULL, 0, USB_CTRL_SET_TIMEOUT); @@ -344,8 +357,9 @@ static int mtouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt) static int mtouch_init(struct usbtouch_usb *usbtouch) { int ret, i; + struct usb_device *udev = interface_to_usbdev(usbtouch->interface); - ret = usb_control_msg(usbtouch->udev, usb_rcvctrlpipe(usbtouch->udev, 0), + ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), MTOUCHUSB_RESET, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 1, 0, NULL, 0, USB_CTRL_SET_TIMEOUT); @@ -356,7 +370,7 @@ static int mtouch_init(struct usbtouch_usb *usbtouch) msleep(150); for (i = 0; i < 3; i++) { - ret = usb_control_msg(usbtouch->udev, usb_rcvctrlpipe(usbtouch->udev, 0), + ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), MTOUCHUSB_ASYNC_REPORT, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 1, 1, NULL, 0, USB_CTRL_SET_TIMEOUT); @@ -489,7 +503,7 @@ static int gunze_read_data(struct usbtouch_usb *dev, unsigned char *pkt) static int dmc_tsc10_init(struct usbtouch_usb *usbtouch) { - struct usb_device *dev = usbtouch->udev; + struct usb_device *dev = interface_to_usbdev(usbtouch->interface); int ret = -ENOMEM; unsigned char *buf; @@ -690,6 +704,233 @@ static int zytronic_read_data(struct usbtouch_usb *dev, unsigned char *pkt) #endif /***************************************************************************** + * NEXIO Part + */ +#ifdef CONFIG_TOUCHSCREEN_USB_NEXIO + +#define NEXIO_TIMEOUT 5000 +#define NEXIO_BUFSIZE 1024 +#define NEXIO_THRESHOLD 50 + +struct nexio_priv { + struct urb *ack; + unsigned char *ack_buf; +}; + +struct nexio_touch_packet { + u8 flags; /* 0xe1 = touch, 0xe1 = release */ + __be16 data_len; /* total bytes of touch data */ + __be16 x_len; /* bytes for X axis */ + __be16 y_len; /* bytes for Y axis */ + u8 data[]; +} __attribute__ ((packed)); + +static unsigned char nexio_ack_pkt[2] = { 0xaa, 0x02 }; +static unsigned char nexio_init_pkt[4] = { 0x82, 0x04, 0x0a, 0x0f }; + +static void nexio_ack_complete(struct urb *urb) +{ +} + +static int nexio_init(struct usbtouch_usb *usbtouch) +{ + struct usb_device *dev = interface_to_usbdev(usbtouch->interface); + struct usb_host_interface *interface = usbtouch->interface->cur_altsetting; + struct nexio_priv *priv; + int ret = -ENOMEM; + int actual_len, i; + unsigned char *buf; + char *firmware_ver = NULL, *device_name = NULL; + int input_ep = 0, output_ep = 0; + + /* find first input and output endpoint */ + for (i = 0; i < interface->desc.bNumEndpoints; i++) { + if (!input_ep && + usb_endpoint_dir_in(&interface->endpoint[i].desc)) + input_ep = interface->endpoint[i].desc.bEndpointAddress; + if (!output_ep && + usb_endpoint_dir_out(&interface->endpoint[i].desc)) + output_ep = interface->endpoint[i].desc.bEndpointAddress; + } + if (!input_ep || !output_ep) + return -ENXIO; + + buf = kmalloc(NEXIO_BUFSIZE, GFP_KERNEL); + if (!buf) + goto out_buf; + + /* two empty reads */ + for (i = 0; i < 2; i++) { + ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, input_ep), + buf, NEXIO_BUFSIZE, &actual_len, + NEXIO_TIMEOUT); + if (ret < 0) + goto out_buf; + } + + /* send init command */ + memcpy(buf, nexio_init_pkt, sizeof(nexio_init_pkt)); + ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, output_ep), + buf, sizeof(nexio_init_pkt), &actual_len, + NEXIO_TIMEOUT); + if (ret < 0) + goto out_buf; + + /* read replies */ + for (i = 0; i < 3; i++) { + memset(buf, 0, NEXIO_BUFSIZE); + ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, input_ep), + buf, NEXIO_BUFSIZE, &actual_len, + NEXIO_TIMEOUT); + if (ret < 0 || actual_len < 1 || buf[1] != actual_len) + continue; + switch (buf[0]) { + case 0x83: /* firmware version */ + if (!firmware_ver) + firmware_ver = kstrdup(&buf[2], GFP_KERNEL); + break; + case 0x84: /* device name */ + if (!device_name) + device_name = kstrdup(&buf[2], GFP_KERNEL); + break; + } + } + + printk(KERN_INFO "Nexio device: %s, firmware version: %s\n", + device_name, firmware_ver); + + kfree(firmware_ver); + kfree(device_name); + + /* prepare ACK URB */ + ret = -ENOMEM; + + usbtouch->priv = kmalloc(sizeof(struct nexio_priv), GFP_KERNEL); + if (!usbtouch->priv) + goto out_buf; + + priv = usbtouch->priv; + + priv->ack_buf = kmemdup(nexio_ack_pkt, sizeof(nexio_ack_pkt), + GFP_KERNEL); + if (!priv->ack_buf) + goto err_priv; + + priv->ack = usb_alloc_urb(0, GFP_KERNEL); + if (!priv->ack) { + dbg("%s - usb_alloc_urb failed: usbtouch->ack", __func__); + goto err_ack_buf; + } + + usb_fill_bulk_urb(priv->ack, dev, usb_sndbulkpipe(dev, output_ep), + priv->ack_buf, sizeof(nexio_ack_pkt), + nexio_ack_complete, usbtouch); + ret = 0; + goto out_buf; + +err_ack_buf: + kfree(priv->ack_buf); +err_priv: + kfree(priv); +out_buf: + kfree(buf); + return ret; +} + +static void nexio_exit(struct usbtouch_usb *usbtouch) +{ + struct nexio_priv *priv = usbtouch->priv; + + usb_kill_urb(priv->ack); + usb_free_urb(priv->ack); + kfree(priv->ack_buf); + kfree(priv); +} + +static int nexio_read_data(struct usbtouch_usb *usbtouch, unsigned char *pkt) +{ + int x, y, begin_x, begin_y, end_x, end_y, w, h, ret; + struct nexio_touch_packet *packet = (void *) pkt; + struct nexio_priv *priv = usbtouch->priv; + + /* got touch data? */ + if ((pkt[0] & 0xe0) != 0xe0) + return 0; + + if (be16_to_cpu(packet->data_len) > 0xff) + packet->data_len = cpu_to_be16(be16_to_cpu(packet->data_len) - 0x100); + if (be16_to_cpu(packet->x_len) > 0xff) + packet->x_len = cpu_to_be16(be16_to_cpu(packet->x_len) - 0x80); + + /* send ACK */ + ret = usb_submit_urb(priv->ack, GFP_ATOMIC); + + if (!usbtouch->type->max_xc) { + usbtouch->type->max_xc = 2 * be16_to_cpu(packet->x_len); + input_set_abs_params(usbtouch->input, ABS_X, 0, + 2 * be16_to_cpu(packet->x_len), 0, 0); + usbtouch->type->max_yc = 2 * be16_to_cpu(packet->y_len); + input_set_abs_params(usbtouch->input, ABS_Y, 0, + 2 * be16_to_cpu(packet->y_len), 0, 0); + } + /* + * The device reports state of IR sensors on X and Y axes. + * Each byte represents "darkness" percentage (0-100) of one element. + * 17" touchscreen reports only 64 x 52 bytes so the resolution is low. + * This also means that there's a limited multi-touch capability but + * it's disabled (and untested) here as there's no X driver for that. + */ + begin_x = end_x = begin_y = end_y = -1; + for (x = 0; x < be16_to_cpu(packet->x_len); x++) { + if (begin_x == -1 && packet->data[x] > NEXIO_THRESHOLD) { + begin_x = x; + continue; + } + if (end_x == -1 && begin_x != -1 && packet->data[x] < NEXIO_THRESHOLD) { + end_x = x - 1; + for (y = be16_to_cpu(packet->x_len); + y < be16_to_cpu(packet->data_len); y++) { + if (begin_y == -1 && packet->data[y] > NEXIO_THRESHOLD) { + begin_y = y - be16_to_cpu(packet->x_len); + continue; + } + if (end_y == -1 && + begin_y != -1 && packet->data[y] < NEXIO_THRESHOLD) { + end_y = y - 1 - be16_to_cpu(packet->x_len); + w = end_x - begin_x; + h = end_y - begin_y; +#if 0 + /* multi-touch */ + input_report_abs(usbtouch->input, + ABS_MT_TOUCH_MAJOR, max(w,h)); + input_report_abs(usbtouch->input, + ABS_MT_TOUCH_MINOR, min(x,h)); + input_report_abs(usbtouch->input, + ABS_MT_POSITION_X, 2*begin_x+w); + input_report_abs(usbtouch->input, + ABS_MT_POSITION_Y, 2*begin_y+h); + input_report_abs(usbtouch->input, + ABS_MT_ORIENTATION, w > h); + input_mt_sync(usbtouch->input); +#endif + /* single touch */ + usbtouch->x = 2 * begin_x + w; + usbtouch->y = 2 * begin_y + h; + usbtouch->touch = packet->flags & 0x01; + begin_y = end_y = -1; + return 1; + } + } + begin_x = end_x = -1; + } + + } + return 0; +} +#endif + + +/***************************************************************************** * the different device descriptors */ #ifdef MULTI_PACKET @@ -873,6 +1114,16 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { .read_data = tc5uh_read_data, }, #endif + +#ifdef CONFIG_TOUCHSCREEN_USB_NEXIO + [DEVTYPE_NEXIO] = { + .rept_size = 1024, + .irq_always = true, + .read_data = nexio_read_data, + .init = nexio_init, + .exit = nexio_exit, + }, +#endif }; @@ -998,6 +1249,7 @@ static void usbtouch_irq(struct urb *urb) case -ECONNRESET: case -ENOENT: case -ESHUTDOWN: + case -EPIPE: /* this urb is terminated, clean up */ dbg("%s - urb shutting down with status: %d", __func__, urb->status); @@ -1021,7 +1273,7 @@ static int usbtouch_open(struct input_dev *input) { struct usbtouch_usb *usbtouch = input_get_drvdata(input); - usbtouch->irq->dev = usbtouch->udev; + usbtouch->irq->dev = interface_to_usbdev(usbtouch->interface); if (!usbtouch->type->irq_always) { if (usb_submit_urb(usbtouch->irq, GFP_KERNEL)) @@ -1043,18 +1295,28 @@ static void usbtouch_close(struct input_dev *input) static void usbtouch_free_buffers(struct usb_device *udev, struct usbtouch_usb *usbtouch) { - usb_buffer_free(udev, usbtouch->type->rept_size, - usbtouch->data, usbtouch->data_dma); + usb_free_coherent(udev, usbtouch->type->rept_size, + usbtouch->data, usbtouch->data_dma); kfree(usbtouch->buffer); } +static struct usb_endpoint_descriptor * +usbtouch_get_input_endpoint(struct usb_host_interface *interface) +{ + int i; + + for (i = 0; i < interface->desc.bNumEndpoints; i++) + if (usb_endpoint_dir_in(&interface->endpoint[i].desc)) + return &interface->endpoint[i].desc; + + return NULL; +} static int usbtouch_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usbtouch_usb *usbtouch; struct input_dev *input_dev; - struct usb_host_interface *interface; struct usb_endpoint_descriptor *endpoint; struct usb_device *udev = interface_to_usbdev(intf); struct usbtouch_device_info *type; @@ -1064,8 +1326,9 @@ static int usbtouch_probe(struct usb_interface *intf, if (id->driver_info == DEVTYPE_IGNORE) return -ENODEV; - interface = intf->cur_altsetting; - endpoint = &interface->endpoint[0].desc; + endpoint = usbtouch_get_input_endpoint(intf->cur_altsetting); + if (!endpoint) + return -ENXIO; usbtouch = kzalloc(sizeof(struct usbtouch_usb), GFP_KERNEL); input_dev = input_allocate_device(); @@ -1077,8 +1340,8 @@ static int usbtouch_probe(struct usb_interface *intf, if (!type->process_pkt) type->process_pkt = usbtouch_process_pkt; - usbtouch->data = usb_buffer_alloc(udev, type->rept_size, - GFP_KERNEL, &usbtouch->data_dma); + usbtouch->data = usb_alloc_coherent(udev, type->rept_size, + GFP_KERNEL, &usbtouch->data_dma); if (!usbtouch->data) goto out_free; @@ -1094,7 +1357,7 @@ static int usbtouch_probe(struct usb_interface *intf, goto out_free_buffers; } - usbtouch->udev = udev; + usbtouch->interface = intf; usbtouch->input = input_dev; if (udev->manufacturer) @@ -1133,12 +1396,18 @@ static int usbtouch_probe(struct usb_interface *intf, input_set_abs_params(input_dev, ABS_PRESSURE, type->min_press, type->max_press, 0, 0); - usb_fill_int_urb(usbtouch->irq, usbtouch->udev, - usb_rcvintpipe(usbtouch->udev, endpoint->bEndpointAddress), + if (usb_endpoint_type(endpoint) == USB_ENDPOINT_XFER_INT) + usb_fill_int_urb(usbtouch->irq, udev, + usb_rcvintpipe(udev, endpoint->bEndpointAddress), usbtouch->data, type->rept_size, usbtouch_irq, usbtouch, endpoint->bInterval); + else + usb_fill_bulk_urb(usbtouch->irq, udev, + usb_rcvbulkpipe(udev, endpoint->bEndpointAddress), + usbtouch->data, type->rept_size, + usbtouch_irq, usbtouch); - usbtouch->irq->dev = usbtouch->udev; + usbtouch->irq->dev = udev; usbtouch->irq->transfer_dma = usbtouch->data_dma; usbtouch->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; @@ -1147,23 +1416,37 @@ static int usbtouch_probe(struct usb_interface *intf, err = type->init(usbtouch); if (err) { dbg("%s - type->init() failed, err: %d", __func__, err); - goto out_free_buffers; + goto out_free_urb; } } err = input_register_device(usbtouch->input); if (err) { dbg("%s - input_register_device failed, err: %d", __func__, err); - goto out_free_buffers; + goto out_do_exit; } usb_set_intfdata(intf, usbtouch); - if (usbtouch->type->irq_always) - usb_submit_urb(usbtouch->irq, GFP_KERNEL); + if (usbtouch->type->irq_always) { + err = usb_submit_urb(usbtouch->irq, GFP_KERNEL); + if (err) { + err("%s - usb_submit_urb failed with result: %d", + __func__, err); + goto out_unregister_input; + } + } return 0; +out_unregister_input: + input_unregister_device(input_dev); + input_dev = NULL; +out_do_exit: + if (type->exit) + type->exit(usbtouch); +out_free_urb: + usb_free_urb(usbtouch->irq); out_free_buffers: usbtouch_free_buffers(udev, usbtouch); out_free: @@ -1186,6 +1469,8 @@ static void usbtouch_disconnect(struct usb_interface *intf) /* this will stop IO via close */ input_unregister_device(usbtouch->input); usb_free_urb(usbtouch->irq); + if (usbtouch->type->exit) + usbtouch->type->exit(usbtouch); usbtouch_free_buffers(interface_to_usbdev(intf), usbtouch); kfree(usbtouch); } diff --git a/drivers/input/touchscreen/w90p910_ts.c b/drivers/input/touchscreen/w90p910_ts.c index 6ccbdbbf33fe..7a45d68c3516 100644 --- a/drivers/input/touchscreen/w90p910_ts.c +++ b/drivers/input/touchscreen/w90p910_ts.c @@ -16,6 +16,7 @@ #include <linux/clk.h> #include <linux/input.h> #include <linux/interrupt.h> +#include <linux/slab.h> /* ADC controller bit defines */ #define ADC_DELAY 0xf00 @@ -232,7 +233,7 @@ static int __devinit w90x900ts_probe(struct platform_device *pdev) w90p910_ts->state = TS_IDLE; spin_lock_init(&w90p910_ts->lock); setup_timer(&w90p910_ts->timer, w90p910_check_pen_up, - (unsigned long)&w90p910_ts); + (unsigned long)w90p910_ts); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c index f944918466e5..cbfef1ea7e30 100644 --- a/drivers/input/touchscreen/wm97xx-core.c +++ b/drivers/input/touchscreen/wm97xx-core.c @@ -48,6 +48,7 @@ #include <linux/wm97xx.h> #include <linux/uaccess.h> #include <linux/io.h> +#include <linux/slab.h> #define TS_NAME "wm97xx" #define WM_CORE_VERSION "1.00" @@ -199,7 +200,7 @@ void wm97xx_set_gpio(struct wm97xx *wm, u32 gpio, mutex_lock(&wm->codec_mutex); reg = wm97xx_reg_read(wm, AC97_GPIO_STATUS); - if (status & WM97XX_GPIO_HIGH) + if (status == WM97XX_GPIO_HIGH) reg |= gpio; else reg &= ~gpio; diff --git a/drivers/input/touchscreen/zylonite-wm97xx.c b/drivers/input/touchscreen/zylonite-wm97xx.c index eca54dbdf493..048849867643 100644 --- a/drivers/input/touchscreen/zylonite-wm97xx.c +++ b/drivers/input/touchscreen/zylonite-wm97xx.c @@ -118,6 +118,9 @@ static int wm97xx_acc_pen_down(struct wm97xx *wm) if (pressure) p = MODR; + dev_dbg(wm->dev, "Raw coordinates: x=%x, y=%x, p=%x\n", + x, y, p); + /* are samples valid */ if ((x & WM97XX_ADCSRC_MASK) != WM97XX_ADCSEL_X || (y & WM97XX_ADCSRC_MASK) != WM97XX_ADCSEL_Y || diff --git a/drivers/input/xen-kbdfront.c b/drivers/input/xen-kbdfront.c index c721c0a23eb8..e14081675bb2 100644 --- a/drivers/input/xen-kbdfront.c +++ b/drivers/input/xen-kbdfront.c @@ -21,6 +21,7 @@ #include <linux/errno.h> #include <linux/module.h> #include <linux/input.h> +#include <linux/slab.h> #include <asm/xen/hypervisor.h> @@ -321,7 +322,7 @@ InitWait: } } -static struct xenbus_device_id xenkbd_ids[] = { +static const struct xenbus_device_id xenkbd_ids[] = { { "vkbd" }, { "" } }; 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