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-rw-r--r--drivers/input/keyboard/Kconfig26
-rw-r--r--drivers/input/keyboard/Makefile2
-rw-r--r--drivers/input/keyboard/atkbd.c43
-rw-r--r--drivers/input/keyboard/bf54x-keys.c26
-rw-r--r--drivers/input/keyboard/gpio_keys.c19
-rw-r--r--drivers/input/keyboard/hil_kbd.c607
-rw-r--r--drivers/input/keyboard/lkkbd.c62
-rw-r--r--drivers/input/keyboard/matrix_keypad.c15
-rw-r--r--drivers/input/keyboard/pxa27x_keypad.c217
-rw-r--r--drivers/input/keyboard/sh_keysc.c22
-rw-r--r--drivers/input/keyboard/sunkbd.c142
-rw-r--r--drivers/input/keyboard/tosakbd.c18
-rw-r--r--drivers/input/keyboard/twl4030_keypad.c480
-rw-r--r--drivers/input/keyboard/w90p910_keypad.c281
14 files changed, 1496 insertions, 464 deletions
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index a6b989a9dc07..3525c19be428 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -187,7 +187,7 @@ config KEYBOARD_HIL_OLD
submenu.
config KEYBOARD_HIL
- tristate "HP HIL keyboard support"
+ tristate "HP HIL keyboard/pointer support"
depends on GSC || HP300
default y
select HP_SDC
@@ -196,7 +196,8 @@ config KEYBOARD_HIL
help
The "Human Interface Loop" is a older, 8-channel USB-like
controller used in several Hewlett Packard models.
- This driver implements support for HIL-keyboards attached
+ This driver implements support for HIL-keyboards and pointing
+ devices (mice, tablets, touchscreens) attached
to your machine, so normally you should say Y here.
config KEYBOARD_HP6XX
@@ -329,6 +330,17 @@ config KEYBOARD_OMAP
To compile this driver as a module, choose M here: the
module will be called omap-keypad.
+config KEYBOARD_TWL4030
+ tristate "TI TWL4030/TWL5030/TPS659x0 keypad support"
+ depends on TWL4030_CORE
+ help
+ Say Y here if your board use the keypad controller on
+ TWL4030 family chips. It's safe to say enable this
+ even on boards that don't use the keypad controller.
+
+ 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
@@ -361,4 +373,14 @@ config KEYBOARD_XTKBD
To compile this driver as a module, choose M here: the
module will be called xtkbd.
+config KEYBOARD_W90P910
+ tristate "W90P910 Matrix Keypad support"
+ depends on ARCH_W90X900
+ help
+ Say Y here to enable the matrix keypad on evaluation board
+ based on W90P910.
+
+ To compile this driver as a module, choose M here: the
+ module will be called w90p910_keypad.
+
endif
diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile
index b5b5eae9724f..8a7a22b30266 100644
--- a/drivers/input/keyboard/Makefile
+++ b/drivers/input/keyboard/Makefile
@@ -30,4 +30,6 @@ 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/atkbd.c b/drivers/input/keyboard/atkbd.c
index 6c6a09b1c0fe..c9523e48c6ad 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -68,7 +68,9 @@ MODULE_PARM_DESC(extra, "Enable extra LEDs and keys on IBM RapidAcces, EzKey and
* are loadable via a userland utility.
*/
-static const unsigned short atkbd_set2_keycode[512] = {
+#define ATKBD_KEYMAP_SIZE 512
+
+static const unsigned short atkbd_set2_keycode[ATKBD_KEYMAP_SIZE] = {
#ifdef CONFIG_KEYBOARD_ATKBD_HP_KEYCODES
@@ -99,7 +101,7 @@ static const unsigned short atkbd_set2_keycode[512] = {
#endif
};
-static const unsigned short atkbd_set3_keycode[512] = {
+static const unsigned short atkbd_set3_keycode[ATKBD_KEYMAP_SIZE] = {
0, 0, 0, 0, 0, 0, 0, 59, 1,138,128,129,130, 15, 41, 60,
131, 29, 42, 86, 58, 16, 2, 61,133, 56, 44, 31, 30, 17, 3, 62,
@@ -200,8 +202,8 @@ struct atkbd {
char phys[32];
unsigned short id;
- unsigned short keycode[512];
- DECLARE_BITMAP(force_release_mask, 512);
+ unsigned short keycode[ATKBD_KEYMAP_SIZE];
+ DECLARE_BITMAP(force_release_mask, ATKBD_KEYMAP_SIZE);
unsigned char set;
unsigned char translated;
unsigned char extra;
@@ -253,6 +255,7 @@ static struct device_attribute atkbd_attr_##_name = \
__ATTR(_name, S_IWUSR | S_IRUGO, atkbd_do_show_##_name, atkbd_do_set_##_name);
ATKBD_DEFINE_ATTR(extra);
+ATKBD_DEFINE_ATTR(force_release);
ATKBD_DEFINE_ATTR(scroll);
ATKBD_DEFINE_ATTR(set);
ATKBD_DEFINE_ATTR(softrepeat);
@@ -272,6 +275,7 @@ ATKBD_DEFINE_RO_ATTR(err_count);
static struct attribute *atkbd_attributes[] = {
&atkbd_attr_extra.attr,
+ &atkbd_attr_force_release.attr,
&atkbd_attr_scroll.attr,
&atkbd_attr_set.attr,
&atkbd_attr_softrepeat.attr,
@@ -934,7 +938,7 @@ static void atkbd_set_keycode_table(struct atkbd *atkbd)
int i, j;
memset(atkbd->keycode, 0, sizeof(atkbd->keycode));
- bitmap_zero(atkbd->force_release_mask, 512);
+ bitmap_zero(atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
if (atkbd->translated) {
for (i = 0; i < 128; i++) {
@@ -1041,7 +1045,7 @@ 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 < 512; i++)
+ for (i = 0; i < ATKBD_KEYMAP_SIZE; i++)
if (atkbd->keycode[i] && atkbd->keycode[i] < ATKBD_SPECIAL)
__set_bit(atkbd->keycode[i], input_dev->keybit);
}
@@ -1309,6 +1313,33 @@ static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t coun
return count;
}
+static ssize_t atkbd_show_force_release(struct atkbd *atkbd, char *buf)
+{
+ size_t len = bitmap_scnlistprintf(buf, PAGE_SIZE - 2,
+ atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
+
+ buf[len++] = '\n';
+ buf[len] = '\0';
+
+ return len;
+}
+
+static ssize_t atkbd_set_force_release(struct atkbd *atkbd,
+ const char *buf, size_t count)
+{
+ /* 64 bytes on stack should be acceptable */
+ DECLARE_BITMAP(new_mask, ATKBD_KEYMAP_SIZE);
+ int err;
+
+ err = bitmap_parselist(buf, new_mask, ATKBD_KEYMAP_SIZE);
+ if (err)
+ return err;
+
+ memcpy(atkbd->force_release_mask, new_mask, sizeof(atkbd->force_release_mask));
+ return count;
+}
+
+
static ssize_t atkbd_show_scroll(struct atkbd *atkbd, char *buf)
{
return sprintf(buf, "%d\n", atkbd->scroll ? 1 : 0);
diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c
index d427f322e207..fe376a27fe57 100644
--- a/drivers/input/keyboard/bf54x-keys.c
+++ b/drivers/input/keyboard/bf54x-keys.c
@@ -184,14 +184,13 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev)
int i, error;
if (!pdata->rows || !pdata->cols || !pdata->keymap) {
- printk(KERN_ERR DRV_NAME
- ": No rows, cols or keymap from pdata\n");
+ dev_err(&pdev->dev, "no rows, cols or keymap from pdata\n");
return -EINVAL;
}
if (!pdata->keymapsize ||
pdata->keymapsize > (pdata->rows * pdata->cols)) {
- printk(KERN_ERR DRV_NAME ": Invalid keymapsize\n");
+ dev_err(&pdev->dev, "invalid keymapsize\n");
return -EINVAL;
}
@@ -211,8 +210,8 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev)
if (!pdata->debounce_time || pdata->debounce_time > MAX_MULT ||
!pdata->coldrive_time || pdata->coldrive_time > MAX_MULT) {
- printk(KERN_WARNING DRV_NAME
- ": Invalid Debounce/Columndrive Time in platform data\n");
+ dev_warn(&pdev->dev,
+ "invalid platform debounce/columndrive time\n");
bfin_write_KPAD_MSEL(0xFF0); /* Default MSEL */
} else {
bfin_write_KPAD_MSEL(
@@ -231,16 +230,14 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev)
if (peripheral_request_list((u16 *)&per_rows[MAX_RC - pdata->rows],
DRV_NAME)) {
- printk(KERN_ERR DRV_NAME
- ": Requesting Peripherals failed\n");
+ dev_err(&pdev->dev, "requesting peripherals failed\n");
error = -EFAULT;
goto out0;
}
if (peripheral_request_list((u16 *)&per_cols[MAX_RC - pdata->cols],
DRV_NAME)) {
- printk(KERN_ERR DRV_NAME
- ": Requesting Peripherals failed\n");
+ dev_err(&pdev->dev, "requesting peripherals failed\n");
error = -EFAULT;
goto out1;
}
@@ -254,9 +251,8 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev)
error = request_irq(bf54x_kpad->irq, bfin_kpad_isr,
0, DRV_NAME, pdev);
if (error) {
- printk(KERN_ERR DRV_NAME
- ": unable to claim irq %d; error %d\n",
- bf54x_kpad->irq, error);
+ dev_err(&pdev->dev, "unable to claim irq %d\n",
+ bf54x_kpad->irq);
goto out2;
}
@@ -297,8 +293,7 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev)
error = input_register_device(input);
if (error) {
- printk(KERN_ERR DRV_NAME
- ": Unable to register input device (%d)\n", error);
+ dev_err(&pdev->dev, "unable to register input device\n");
goto out4;
}
@@ -316,9 +311,6 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev)
device_init_wakeup(&pdev->dev, 1);
- printk(KERN_ERR DRV_NAME
- ": Blackfin BF54x Keypad registered IRQ %d\n", bf54x_kpad->irq);
-
return 0;
out4:
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index efed0c9e242e..a88aff3816a0 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -216,8 +216,9 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
-static int gpio_keys_suspend(struct platform_device *pdev, pm_message_t state)
+static int gpio_keys_suspend(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
int i;
@@ -234,8 +235,9 @@ static int gpio_keys_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
-static int gpio_keys_resume(struct platform_device *pdev)
+static int gpio_keys_resume(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
int i;
@@ -251,19 +253,22 @@ static int gpio_keys_resume(struct platform_device *pdev)
return 0;
}
-#else
-#define gpio_keys_suspend NULL
-#define gpio_keys_resume NULL
+
+static const struct dev_pm_ops gpio_keys_pm_ops = {
+ .suspend = gpio_keys_suspend,
+ .resume = gpio_keys_resume,
+};
#endif
static struct platform_driver gpio_keys_device_driver = {
.probe = gpio_keys_probe,
.remove = __devexit_p(gpio_keys_remove),
- .suspend = gpio_keys_suspend,
- .resume = gpio_keys_resume,
.driver = {
.name = "gpio-keys",
.owner = THIS_MODULE,
+#ifdef CONFIG_PM
+ .pm = &gpio_keys_pm_ops,
+#endif
}
};
diff --git a/drivers/input/keyboard/hil_kbd.c b/drivers/input/keyboard/hil_kbd.c
index 6f356705ee3b..c83f4b2ec7d3 100644
--- a/drivers/input/keyboard/hil_kbd.c
+++ b/drivers/input/keyboard/hil_kbd.c
@@ -37,19 +37,19 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
-#include <linux/semaphore.h>
+#include <linux/completion.h>
#include <linux/slab.h>
#include <linux/pci_ids.h>
-#define PREFIX "HIL KEYB: "
-#define HIL_GENERIC_NAME "HIL keyboard"
+#define PREFIX "HIL: "
MODULE_AUTHOR("Brian S. Julin <bri@calyx.com>");
-MODULE_DESCRIPTION(HIL_GENERIC_NAME " driver");
+MODULE_DESCRIPTION("HIL keyboard/mouse driver");
MODULE_LICENSE("Dual BSD/GPL");
-MODULE_ALIAS("serio:ty03pr25id00ex*");
+MODULE_ALIAS("serio:ty03pr25id00ex*"); /* HIL keyboard */
+MODULE_ALIAS("serio:ty03pr25id0Fex*"); /* HIL mouse */
-#define HIL_KBD_MAX_LENGTH 16
+#define HIL_PACKET_MAX_LENGTH 16
#define HIL_KBD_SET1_UPBIT 0x01
#define HIL_KBD_SET1_SHIFT 1
@@ -67,308 +67,497 @@ static unsigned int hil_kbd_set3[HIL_KEYCODES_SET3_TBLSIZE] __read_mostly =
static const char hil_language[][16] = { HIL_LOCALE_MAP };
-struct hil_kbd {
+struct hil_dev {
struct input_dev *dev;
struct serio *serio;
/* Input buffer and index for packets from HIL bus. */
- hil_packet data[HIL_KBD_MAX_LENGTH];
+ hil_packet data[HIL_PACKET_MAX_LENGTH];
int idx4; /* four counts per packet */
/* Raw device info records from HIL bus, see hil.h for fields. */
- char idd[HIL_KBD_MAX_LENGTH]; /* DID byte and IDD record */
- char rsc[HIL_KBD_MAX_LENGTH]; /* RSC record */
- char exd[HIL_KBD_MAX_LENGTH]; /* EXD record */
- char rnm[HIL_KBD_MAX_LENGTH + 1]; /* RNM record + NULL term. */
+ char idd[HIL_PACKET_MAX_LENGTH]; /* DID byte and IDD record */
+ char rsc[HIL_PACKET_MAX_LENGTH]; /* RSC record */
+ char exd[HIL_PACKET_MAX_LENGTH]; /* EXD record */
+ char rnm[HIL_PACKET_MAX_LENGTH + 1]; /* RNM record + NULL term. */
- /* Something to sleep around with. */
- struct semaphore sem;
+ struct completion cmd_done;
+
+ bool is_pointer;
+ /* Extra device details needed for pointing devices. */
+ unsigned int nbtn, naxes;
+ unsigned int btnmap[7];
};
-/* Process a complete packet after transfer from the HIL */
-static void hil_kbd_process_record(struct hil_kbd *kbd)
+static bool hil_dev_is_command_response(hil_packet p)
{
- struct input_dev *dev = kbd->dev;
- hil_packet *data = kbd->data;
- hil_packet p;
- int idx, i, cnt;
+ if ((p & ~HIL_CMDCT_POL) == (HIL_ERR_INT | HIL_PKT_CMD | HIL_CMD_POL))
+ return false;
- idx = kbd->idx4/4;
- p = data[idx - 1];
+ if ((p & ~HIL_CMDCT_RPL) == (HIL_ERR_INT | HIL_PKT_CMD | HIL_CMD_RPL))
+ return false;
- if ((p & ~HIL_CMDCT_POL) ==
- (HIL_ERR_INT | HIL_PKT_CMD | HIL_CMD_POL))
- goto report;
- if ((p & ~HIL_CMDCT_RPL) ==
- (HIL_ERR_INT | HIL_PKT_CMD | HIL_CMD_RPL))
- goto report;
+ return true;
+}
+
+static void hil_dev_handle_command_response(struct hil_dev *dev)
+{
+ hil_packet p;
+ char *buf;
+ int i, idx;
+
+ idx = dev->idx4 / 4;
+ p = dev->data[idx - 1];
- /* Not a poll response. See if we are loading config records. */
switch (p & HIL_PKT_DATA_MASK) {
case HIL_CMD_IDD:
- for (i = 0; i < idx; i++)
- kbd->idd[i] = kbd->data[i] & HIL_PKT_DATA_MASK;
- for (; i < HIL_KBD_MAX_LENGTH; i++)
- kbd->idd[i] = 0;
+ buf = dev->idd;
break;
case HIL_CMD_RSC:
- for (i = 0; i < idx; i++)
- kbd->rsc[i] = kbd->data[i] & HIL_PKT_DATA_MASK;
- for (; i < HIL_KBD_MAX_LENGTH; i++)
- kbd->rsc[i] = 0;
+ buf = dev->rsc;
break;
case HIL_CMD_EXD:
- for (i = 0; i < idx; i++)
- kbd->exd[i] = kbd->data[i] & HIL_PKT_DATA_MASK;
- for (; i < HIL_KBD_MAX_LENGTH; i++)
- kbd->exd[i] = 0;
+ buf = dev->exd;
break;
case HIL_CMD_RNM:
- for (i = 0; i < idx; i++)
- kbd->rnm[i] = kbd->data[i] & HIL_PKT_DATA_MASK;
- for (; i < HIL_KBD_MAX_LENGTH + 1; i++)
- kbd->rnm[i] = '\0';
+ dev->rnm[HIL_PACKET_MAX_LENGTH] = 0;
+ buf = dev->rnm;
break;
default:
/* These occur when device isn't present */
- if (p == (HIL_ERR_INT | HIL_PKT_CMD))
- break;
- /* Anything else we'd like to know about. */
- printk(KERN_WARNING PREFIX "Device sent unknown record %x\n", p);
- break;
+ if (p != (HIL_ERR_INT | HIL_PKT_CMD)) {
+ /* Anything else we'd like to know about. */
+ printk(KERN_WARNING PREFIX "Device sent unknown record %x\n", p);
+ }
+ goto out;
}
- goto out;
- report:
- cnt = 1;
+ for (i = 0; i < idx; i++)
+ buf[i] = dev->data[i] & HIL_PKT_DATA_MASK;
+ for (; i < HIL_PACKET_MAX_LENGTH; i++)
+ buf[i] = 0;
+ out:
+ complete(&dev->cmd_done);
+}
+
+static void hil_dev_handle_kbd_events(struct hil_dev *kbd)
+{
+ struct input_dev *dev = kbd->dev;
+ int idx = kbd->idx4 / 4;
+ int i;
+
switch (kbd->data[0] & HIL_POL_CHARTYPE_MASK) {
case HIL_POL_CHARTYPE_NONE:
- break;
+ return;
case HIL_POL_CHARTYPE_ASCII:
- while (cnt < idx - 1)
- input_report_key(dev, kbd->data[cnt++] & 0x7f, 1);
+ for (i = 1; i < idx - 1; i++)
+ input_report_key(dev, kbd->data[i] & 0x7f, 1);
break;
case HIL_POL_CHARTYPE_RSVD1:
case HIL_POL_CHARTYPE_RSVD2:
case HIL_POL_CHARTYPE_BINARY:
- while (cnt < idx - 1)
- input_report_key(dev, kbd->data[cnt++], 1);
+ for (i = 1; i < idx - 1; i++)
+ input_report_key(dev, kbd->data[i], 1);
break;
case HIL_POL_CHARTYPE_SET1:
- while (cnt < idx - 1) {
- unsigned int key;
- int up;
- key = kbd->data[cnt++];
- up = key & HIL_KBD_SET1_UPBIT;
+ for (i = 1; i < idx - 1; i++) {
+ unsigned int key = kbd->data[i];
+ int up = key & HIL_KBD_SET1_UPBIT;
+
key &= (~HIL_KBD_SET1_UPBIT & 0xff);
key = hil_kbd_set1[key >> HIL_KBD_SET1_SHIFT];
- if (key != KEY_RESERVED)
- input_report_key(dev, key, !up);
+ input_report_key(dev, key, !up);
}
break;
case HIL_POL_CHARTYPE_SET2:
- while (cnt < idx - 1) {
- unsigned int key;
- int up;
- key = kbd->data[cnt++];
- up = key & HIL_KBD_SET2_UPBIT;
+ for (i = 1; i < idx - 1; i++) {
+ unsigned int key = kbd->data[i];
+ int up = key & HIL_KBD_SET2_UPBIT;
+
key &= (~HIL_KBD_SET1_UPBIT & 0xff);
key = key >> HIL_KBD_SET2_SHIFT;
- if (key != KEY_RESERVED)
- input_report_key(dev, key, !up);
+ input_report_key(dev, key, !up);
}
break;
case HIL_POL_CHARTYPE_SET3:
- while (cnt < idx - 1) {
- unsigned int key;
- int up;
- key = kbd->data[cnt++];
- up = key & HIL_KBD_SET3_UPBIT;
+ for (i = 1; i < idx - 1; i++) {
+ unsigned int key = kbd->data[i];
+ int up = key & HIL_KBD_SET3_UPBIT;
+
key &= (~HIL_KBD_SET1_UPBIT & 0xff);
key = hil_kbd_set3[key >> HIL_KBD_SET3_SHIFT];
- if (key != KEY_RESERVED)
- input_report_key(dev, key, !up);
+ input_report_key(dev, key, !up);
}
break;
}
- out:
- kbd->idx4 = 0;
- up(&kbd->sem);
+
+ input_sync(dev);
}
-static void hil_kbd_process_err(struct hil_kbd *kbd)
+static void hil_dev_handle_ptr_events(struct hil_dev *ptr)
+{
+ struct input_dev *dev = ptr->dev;
+ int idx = ptr->idx4 / 4;
+ hil_packet p = ptr->data[idx - 1];
+ int i, cnt, laxis;
+ bool absdev, ax16;
+
+ if ((p & HIL_CMDCT_POL) != idx - 1) {
+ printk(KERN_WARNING PREFIX
+ "Malformed poll packet %x (idx = %i)\n", p, idx);
+ return;
+ }
+
+ i = (p & HIL_POL_AXIS_ALT) ? 3 : 0;
+ laxis = (p & HIL_POL_NUM_AXES_MASK) + i;
+
+ ax16 = ptr->idd[1] & HIL_IDD_HEADER_16BIT; /* 8 or 16bit resolution */
+ absdev = ptr->idd[1] & HIL_IDD_HEADER_ABS;
+
+ for (cnt = 1; i < laxis; i++) {
+ unsigned int lo, hi, val;
+
+ lo = ptr->data[cnt++] & HIL_PKT_DATA_MASK;
+ hi = ax16 ? (ptr->data[cnt++] & HIL_PKT_DATA_MASK) : 0;
+
+ if (absdev) {
+ val = lo + (hi << 8);
+#ifdef TABLET_AUTOADJUST
+ if (val < dev->absmin[ABS_X + i])
+ dev->absmin[ABS_X + i] = val;
+ if (val > dev->absmax[ABS_X + i])
+ dev->absmax[ABS_X + i] = val;
+#endif
+ if (i%3) val = dev->absmax[ABS_X + i] - val;
+ input_report_abs(dev, ABS_X + i, val);
+ } else {
+ val = (int) (((int8_t)lo) | ((int8_t)hi << 8));
+ if (i % 3)
+ val *= -1;
+ input_report_rel(dev, REL_X + i, val);
+ }
+ }
+
+ while (cnt < idx - 1) {
+ unsigned int btn = ptr->data[cnt++];
+ int up = btn & 1;
+
+ btn &= 0xfe;
+ if (btn == 0x8e)
+ continue; /* TODO: proximity == touch? */
+ if (btn > 0x8c || btn < 0x80)
+ continue;
+ btn = (btn - 0x80) >> 1;
+ btn = ptr->btnmap[btn];
+ input_report_key(dev, btn, !up);
+ }
+
+ input_sync(dev);
+}
+
+static void hil_dev_process_err(struct hil_dev *dev)
{
printk(KERN_WARNING PREFIX "errored HIL packet\n");
- kbd->idx4 = 0;
- up(&kbd->sem);
+ dev->idx4 = 0;
+ complete(&dev->cmd_done); /* just in case somebody is waiting */
}
-static irqreturn_t hil_kbd_interrupt(struct serio *serio,
+static irqreturn_t hil_dev_interrupt(struct serio *serio,
unsigned char data, unsigned int flags)
{
- struct hil_kbd *kbd;
+ struct hil_dev *dev;
hil_packet packet;
int idx;
- kbd = serio_get_drvdata(serio);
- BUG_ON(kbd == NULL);
+ dev = serio_get_drvdata(serio);
+ BUG_ON(dev == NULL);
- if (kbd->idx4 >= (HIL_KBD_MAX_LENGTH * sizeof(hil_packet))) {
- hil_kbd_process_err(kbd);
- return IRQ_HANDLED;
+ if (dev->idx4 >= HIL_PACKET_MAX_LENGTH * sizeof(hil_packet)) {
+ hil_dev_process_err(dev);
+ goto out;
}
- idx = kbd->idx4/4;
- if (!(kbd->idx4 % 4))
- kbd->data[idx] = 0;
- packet = kbd->data[idx];
- packet |= ((hil_packet)data) << ((3 - (kbd->idx4 % 4)) * 8);
- kbd->data[idx] = packet;
+
+ idx = dev->idx4 / 4;
+ if (!(dev->idx4 % 4))
+ dev->data[idx] = 0;
+ packet = dev->data[idx];
+ packet |= ((hil_packet)data) << ((3 - (dev->idx4 % 4)) * 8);
+ dev->data[idx] = packet;
/* Records of N 4-byte hil_packets must terminate with a command. */
- if ((++(kbd->idx4)) % 4)
- return IRQ_HANDLED;
- if ((packet & 0xffff0000) != HIL_ERR_INT) {
- hil_kbd_process_err(kbd);
- return IRQ_HANDLED;
+ if ((++dev->idx4 % 4) == 0) {
+ if ((packet & 0xffff0000) != HIL_ERR_INT) {
+ hil_dev_process_err(dev);
+ } else if (packet & HIL_PKT_CMD) {
+ if (hil_dev_is_command_response(packet))
+ hil_dev_handle_command_response(dev);
+ else if (dev->is_pointer)
+ hil_dev_handle_ptr_events(dev);
+ else
+ hil_dev_handle_kbd_events(dev);
+ dev->idx4 = 0;
+ }
}
- if (packet & HIL_PKT_CMD)
- hil_kbd_process_record(kbd);
+ out:
return IRQ_HANDLED;
}
-static void hil_kbd_disconnect(struct serio *serio)
+static void hil_dev_disconnect(struct serio *serio)
{
- struct hil_kbd *kbd;
+ struct hil_dev *dev = serio_get_drvdata(serio);
- kbd = serio_get_drvdata(serio);
- BUG_ON(kbd == NULL);
+ BUG_ON(dev == NULL);
serio_close(serio);
- input_unregister_device(kbd->dev);
- kfree(kbd);
+ input_unregister_device(dev->dev);
+ serio_set_drvdata(serio, NULL);
+ kfree(dev);
+}
+
+static void hil_dev_keyboard_setup(struct hil_dev *kbd)
+{
+ struct input_dev *input_dev = kbd->dev;
+ uint8_t did = kbd->idd[0];
+ int i;
+
+ input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
+ input_dev->ledbit[0] = BIT_MASK(LED_NUML) | BIT_MASK(LED_CAPSL) |
+ BIT_MASK(LED_SCROLLL);
+
+ for (i = 0; i < 128; i++) {
+ __set_bit(hil_kbd_set1[i], input_dev->keybit);
+ __set_bit(hil_kbd_set3[i], input_dev->keybit);
+ }
+ __clear_bit(KEY_RESERVED, input_dev->keybit);
+
+ input_dev->keycodemax = HIL_KEYCODES_SET1_TBLSIZE;
+ input_dev->keycodesize = sizeof(hil_kbd_set1[0]);
+ input_dev->keycode = hil_kbd_set1;
+
+ input_dev->name = strlen(kbd->rnm) ? kbd->rnm : "HIL keyboard";
+ input_dev->phys = "hpkbd/input0";
+
+ printk(KERN_INFO PREFIX "HIL keyboard found (did = 0x%02x, lang = %s)\n",
+ did, hil_language[did & HIL_IDD_DID_TYPE_KB_LANG_MASK]);
}
-static int hil_kbd_connect(struct serio *serio, struct serio_driver *drv)
+static void hil_dev_pointer_setup(struct hil_dev *ptr)
{
- struct hil_kbd *kbd;
- uint8_t did, *idd;
- int i;
+ struct input_dev *input_dev = ptr->dev;
+ uint8_t did = ptr->idd[0];
+ uint8_t *idd = ptr->idd + 1;
+ unsigned int naxsets = HIL_IDD_NUM_AXSETS(*idd);
+ unsigned int i, btntype;
+ const char *txt;
+
+ ptr->naxes = HIL_IDD_NUM_AXES_PER_SET(*idd);
+
+ switch (did & HIL_IDD_DID_TYPE_MASK) {
+ case HIL_IDD_DID_TYPE_REL:
+ input_dev->evbit[0] = BIT_MASK(EV_REL);
- kbd = kzalloc(sizeof(*kbd), GFP_KERNEL);
- if (!kbd)
- return -ENOMEM;
+ for (i = 0; i < ptr->naxes; i++)
+ __set_bit(REL_X + i, input_dev->relbit);
- kbd->dev = input_allocate_device();
- if (!kbd->dev)
+ for (i = 3; naxsets > 1 && i < ptr->naxes + 3; i++)
+ __set_bit(REL_X + i, input_dev->relbit);
+
+ txt = "relative";
+ break;
+
+ case HIL_IDD_DID_TYPE_ABS:
+ input_dev->evbit[0] = BIT_MASK(EV_ABS);
+
+ for (i = 0; i < ptr->naxes; i++)
+ input_set_abs_params(input_dev, ABS_X + i,
+ 0, HIL_IDD_AXIS_MAX(idd, i), 0, 0);
+
+ for (i = 3; naxsets > 1 && i < ptr->naxes + 3; i++)
+ input_set_abs_params(input_dev, ABS_X + i,
+ 0, HIL_IDD_AXIS_MAX(idd, i - 3), 0, 0);
+
+#ifdef TABLET_AUTOADJUST
+ for (i = 0; i < ABS_MAX; i++) {
+ int diff = input_dev->absmax[ABS_X + i] / 10;
+ input_dev->absmin[ABS_X + i] += diff;
+ input_dev->absmax[ABS_X + i] -= diff;
+ }
+#endif
+
+ txt = "absolute";
+ break;
+
+ default:
+ BUG();
+ }
+
+ ptr->nbtn = HIL_IDD_NUM_BUTTONS(idd);
+ if (ptr->nbtn)
+ input_dev->evbit[0] |= BIT_MASK(EV_KEY);
+
+ btntype = BTN_MISC;
+ if ((did & HIL_IDD_DID_ABS_TABLET_MASK) == HIL_IDD_DID_ABS_TABLET)
+#ifdef TABLET_SIMULATES_MOUSE
+ btntype = BTN_TOUCH;
+#else
+ btntype = BTN_DIGI;
+#endif
+ if ((did & HIL_IDD_DID_ABS_TSCREEN_MASK) == HIL_IDD_DID_ABS_TSCREEN)
+ btntype = BTN_TOUCH;
+
+ if ((did & HIL_IDD_DID_REL_MOUSE_MASK) == HIL_IDD_DID_REL_MOUSE)
+ btntype = BTN_MOUSE;
+
+ for (i = 0; i < ptr->nbtn; i++) {
+ __set_bit(btntype | i, input_dev->keybit);
+ ptr->btnmap[i] = btntype | i;
+ }
+
+ if (btntype == BTN_MOUSE) {
+ /* Swap buttons 2 and 3 */
+ ptr->btnmap[1] = BTN_MIDDLE;
+ ptr->btnmap[2] = BTN_RIGHT;
+ }
+
+ input_dev->name = strlen(ptr->rnm) ? ptr->rnm : "HIL pointer device";
+
+ printk(KERN_INFO PREFIX
+ "HIL pointer device found (did: 0x%02x, axis: %s)\n",
+ did, txt);
+ printk(KERN_INFO PREFIX
+ "HIL pointer has %i buttons and %i sets of %i axes\n",
+ ptr->nbtn, naxsets, ptr->naxes);
+}
+
+static int hil_dev_connect(struct serio *serio, struct serio_driver *drv)
+{
+ struct hil_dev *dev;
+ struct input_dev *input_dev;
+ uint8_t did, *idd;
+ int error;
+
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!dev || !input_dev) {
+ error = -ENOMEM;
goto bail0;
+ }
- if (serio_open(serio, drv))
- goto bail1;
+ dev->serio = serio;
+ dev->dev = input_dev;
- serio_set_drvdata(serio, kbd);
- kbd->serio = serio;
+ error = serio_open(serio, drv);
+ if (error)
+ goto bail0;
- init_MUTEX_LOCKED(&kbd->sem);
+ serio_set_drvdata(serio, dev);
/* Get device info. MLC driver supplies devid/status/etc. */
- serio->write(serio, 0);
- serio->write(serio, 0);
- serio->write(serio, HIL_PKT_CMD >> 8);
- serio->write(serio, HIL_CMD_IDD);
- down(&kbd->sem);
-
- serio->write(serio, 0);
- serio->write(serio, 0);
- serio->write(serio, HIL_PKT_CMD >> 8);
- serio->write(serio, HIL_CMD_RSC);
- down(&kbd->sem);
-
- serio->write(serio, 0);
- serio->write(serio, 0);
- serio->write(serio, HIL_PKT_CMD >> 8);
- serio->write(serio, HIL_CMD_RNM);
- down(&kbd->sem);
-
- serio->write(serio, 0);
- serio->write(serio, 0);
- serio->write(serio, HIL_PKT_CMD >> 8);
- serio->write(serio, HIL_CMD_EXD);
- down(&kbd->sem);
-
- up(&kbd->sem);
-
- did = kbd->idd[0];
- idd = kbd->idd + 1;
+ init_completion(&dev->cmd_done);
+ serio_write(serio, 0);
+ serio_write(serio, 0);
+ serio_write(serio, HIL_PKT_CMD >> 8);
+ serio_write(serio, HIL_CMD_IDD);
+ error = wait_for_completion_killable(&dev->cmd_done);
+ if (error)
+ goto bail1;
+
+ init_completion(&dev->cmd_done);
+ serio_write(serio, 0);
+ serio_write(serio, 0);
+ serio_write(serio, HIL_PKT_CMD >> 8);
+ serio_write(serio, HIL_CMD_RSC);
+ error = wait_for_completion_killable(&dev->cmd_done);
+ if (error)
+ goto bail1;
+
+ init_completion(&dev->cmd_done);
+ serio_write(serio, 0);
+ serio_write(serio, 0);
+ serio_write(serio, HIL_PKT_CMD >> 8);
+ serio_write(serio, HIL_CMD_RNM);
+ error = wait_for_completion_killable(&dev->cmd_done);
+ if (error)
+ goto bail1;
+
+ init_completion(&dev->cmd_done);
+ serio_write(serio, 0);
+ serio_write(serio, 0);
+ serio_write(serio, HIL_PKT_CMD >> 8);
+ serio_write(serio, HIL_CMD_EXD);
+ error = wait_for_completion_killable(&dev->cmd_done);
+ if (error)
+ goto bail1;
+
+ did = dev->idd[0];
+ idd = dev->idd + 1;
+
switch (did & HIL_IDD_DID_TYPE_MASK) {
case HIL_IDD_DID_TYPE_KB_INTEGRAL:
case HIL_IDD_DID_TYPE_KB_ITF:
case HIL_IDD_DID_TYPE_KB_RSVD:
case HIL_IDD_DID_TYPE_CHAR:
- printk(KERN_INFO PREFIX "HIL keyboard found (did = 0x%02x, lang = %s)\n",
- did, hil_language[did & HIL_IDD_DID_TYPE_KB_LANG_MASK]);
- break;
- default:
- goto bail2;
- }
+ if (HIL_IDD_NUM_BUTTONS(idd) ||
+ HIL_IDD_NUM_AXES_PER_SET(*idd)) {
+ printk(KERN_INFO PREFIX
+ "combo devices are not supported.\n");
+ goto bail1;
+ }
- if (HIL_IDD_NUM_BUTTONS(idd) || HIL_IDD_NUM_AXES_PER_SET(*idd)) {
- printk(KERN_INFO PREFIX "keyboards only, no combo devices supported.\n");
- goto bail2;
- }
+ dev->is_pointer = false;
+ hil_dev_keyboard_setup(dev);
+ break;
- kbd->dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
- kbd->dev->ledbit[0] = BIT_MASK(LED_NUML) | BIT_MASK(LED_CAPSL) |
- BIT_MASK(LED_SCROLLL);
- kbd->dev->keycodemax = HIL_KEYCODES_SET1_TBLSIZE;
- kbd->dev->keycodesize = sizeof(hil_kbd_set1[0]);
- kbd->dev->keycode = hil_kbd_set1;
- kbd->dev->name = strlen(kbd->rnm) ? kbd->rnm : HIL_GENERIC_NAME;
- kbd->dev->phys = "hpkbd/input0"; /* XXX */
-
- kbd->dev->id.bustype = BUS_HIL;
- kbd->dev->id.vendor = PCI_VENDOR_ID_HP;
- kbd->dev->id.product = 0x0001; /* TODO: get from kbd->rsc */
- kbd->dev->id.version = 0x0100; /* TODO: get from kbd->rsc */
- kbd->dev->dev.parent = &serio->dev;
+ case HIL_IDD_DID_TYPE_REL:
+ case HIL_IDD_DID_TYPE_ABS:
+ dev->is_pointer = true;
+ hil_dev_pointer_setup(dev);
+ break;
- for (i = 0; i < 128; i++) {
- set_bit(hil_kbd_set1[i], kbd->dev->keybit);
- set_bit(hil_kbd_set3[i], kbd->dev->keybit);
+ default:
+ goto bail1;
}
- clear_bit(0, kbd->dev->keybit);
- input_register_device(kbd->dev);
- printk(KERN_INFO "input: %s, ID: %d\n",
- kbd->dev->name, did);
+ input_dev->id.bustype = BUS_HIL;
+ input_dev->id.vendor = PCI_VENDOR_ID_HP;
+ input_dev->id.product = 0x0001; /* TODO: get from kbd->rsc */
+ input_dev->id.version = 0x0100; /* TODO: get from kbd->rsc */
+ input_dev->dev.parent = &serio->dev;
+
+ if (!dev->is_pointer) {
+ serio_write(serio, 0);
+ serio_write(serio, 0);
+ serio_write(serio, HIL_PKT_CMD >> 8);
+ /* Enable Keyswitch Autorepeat 1 */
+ serio_write(serio, HIL_CMD_EK1);
+ /* No need to wait for completion */
+ }
- serio->write(serio, 0);
- serio->write(serio, 0);
- serio->write(serio, HIL_PKT_CMD >> 8);
- serio->write(serio, HIL_CMD_EK1); /* Enable Keyswitch Autorepeat 1 */
- down(&kbd->sem);
- up(&kbd->sem);
+ error = input_register_device(input_dev);
+ if (error)
+ goto bail1;
return 0;
- bail2:
+
+ bail1:
serio_close(serio);
serio_set_drvdata(serio, NULL);
- bail1:
- input_free_device(kbd->dev);
bail0:
- kfree(kbd);
- return -EIO;
+ input_free_device(input_dev);
+ kfree(dev);
+ return error;
}
-static struct serio_device_id hil_kbd_ids[] = {
+static struct serio_device_id hil_dev_ids[] = {
{
.type = SERIO_HIL_MLC,
.proto = SERIO_HIL,
@@ -378,26 +567,26 @@ static struct serio_device_id hil_kbd_ids[] = {
{ 0 }
};
-static struct serio_driver hil_kbd_serio_drv = {
+static struct serio_driver hil_serio_drv = {
.driver = {
- .name = "hil_kbd",
+ .name = "hil_dev",
},
- .description = "HP HIL keyboard driver",
- .id_table = hil_kbd_ids,
- .connect = hil_kbd_connect,
- .disconnect = hil_kbd_disconnect,
- .interrupt = hil_kbd_interrupt
+ .description = "HP HIL keyboard/mouse/tablet driver",
+ .id_table = hil_dev_ids,
+ .connect = hil_dev_connect,
+ .disconnect = hil_dev_disconnect,
+ .interrupt = hil_dev_interrupt
};
-static int __init hil_kbd_init(void)
+static int __init hil_dev_init(void)
{
- return serio_register_driver(&hil_kbd_serio_drv);
+ return serio_register_driver(&hil_serio_drv);
}
-static void __exit hil_kbd_exit(void)
+static void __exit hil_dev_exit(void)
{
- serio_unregister_driver(&hil_kbd_serio_drv);
+ serio_unregister_driver(&hil_serio_drv);
}
-module_init(hil_kbd_init);
-module_exit(hil_kbd_exit);
+module_init(hil_dev_init);
+module_exit(hil_dev_exit);
diff --git a/drivers/input/keyboard/lkkbd.c b/drivers/input/keyboard/lkkbd.c
index 4730ef35c732..f9847e0fb553 100644
--- a/drivers/input/keyboard/lkkbd.c
+++ b/drivers/input/keyboard/lkkbd.c
@@ -525,12 +525,12 @@ lkkbd_event (struct input_dev *dev, unsigned int type, unsigned int code,
CHECK_LED (lk, leds_on, leds_off, LED_SCROLLL, LK_LED_SCROLLLOCK);
CHECK_LED (lk, leds_on, leds_off, LED_SLEEP, LK_LED_WAIT);
if (leds_on != 0) {
- lk->serio->write (lk->serio, LK_CMD_LED_ON);
- lk->serio->write (lk->serio, leds_on);
+ serio_write (lk->serio, LK_CMD_LED_ON);
+ serio_write (lk->serio, leds_on);
}
if (leds_off != 0) {
- lk->serio->write (lk->serio, LK_CMD_LED_OFF);
- lk->serio->write (lk->serio, leds_off);
+ serio_write (lk->serio, LK_CMD_LED_OFF);
+ serio_write (lk->serio, leds_off);
}
return 0;
@@ -539,20 +539,20 @@ lkkbd_event (struct input_dev *dev, unsigned int type, unsigned int code,
case SND_CLICK:
if (value == 0) {
DBG ("%s: Deactivating key clicks\n", __func__);
- lk->serio->write (lk->serio, LK_CMD_DISABLE_KEYCLICK);
- lk->serio->write (lk->serio, LK_CMD_DISABLE_CTRCLICK);
+ serio_write (lk->serio, LK_CMD_DISABLE_KEYCLICK);
+ serio_write (lk->serio, LK_CMD_DISABLE_CTRCLICK);
} else {
DBG ("%s: Activating key clicks\n", __func__);
- lk->serio->write (lk->serio, LK_CMD_ENABLE_KEYCLICK);
- lk->serio->write (lk->serio, volume_to_hw (lk->keyclick_volume));
- lk->serio->write (lk->serio, LK_CMD_ENABLE_CTRCLICK);
- lk->serio->write (lk->serio, volume_to_hw (lk->ctrlclick_volume));
+ serio_write (lk->serio, LK_CMD_ENABLE_KEYCLICK);
+ serio_write (lk->serio, volume_to_hw (lk->keyclick_volume));
+ serio_write (lk->serio, LK_CMD_ENABLE_CTRCLICK);
+ serio_write (lk->serio, volume_to_hw (lk->ctrlclick_volume));
}
return 0;
case SND_BELL:
if (value != 0)
- lk->serio->write (lk->serio, LK_CMD_SOUND_BELL);
+ serio_write (lk->serio, LK_CMD_SOUND_BELL);
return 0;
}
@@ -579,10 +579,10 @@ lkkbd_reinit (struct work_struct *work)
unsigned char leds_off = 0;
/* Ask for ID */
- lk->serio->write (lk->serio, LK_CMD_REQUEST_ID);
+ serio_write (lk->serio, LK_CMD_REQUEST_ID);
/* Reset parameters */
- lk->serio->write (lk->serio, LK_CMD_SET_DEFAULTS);
+ serio_write (lk->serio, LK_CMD_SET_DEFAULTS);
/* Set LEDs */
CHECK_LED (lk, leds_on, leds_off, LED_CAPSL, LK_LED_SHIFTLOCK);
@@ -590,12 +590,12 @@ lkkbd_reinit (struct work_struct *work)
CHECK_LED (lk, leds_on, leds_off, LED_SCROLLL, LK_LED_SCROLLLOCK);
CHECK_LED (lk, leds_on, leds_off, LED_SLEEP, LK_LED_WAIT);
if (leds_on != 0) {
- lk->serio->write (lk->serio, LK_CMD_LED_ON);
- lk->serio->write (lk->serio, leds_on);
+ serio_write (lk->serio, LK_CMD_LED_ON);
+ serio_write (lk->serio, leds_on);
}
if (leds_off != 0) {
- lk->serio->write (lk->serio, LK_CMD_LED_OFF);
- lk->serio->write (lk->serio, leds_off);
+ serio_write (lk->serio, LK_CMD_LED_OFF);
+ serio_write (lk->serio, leds_off);
}
/*
@@ -603,31 +603,31 @@ lkkbd_reinit (struct work_struct *work)
* only work with a LK401 keyboard and grants access to
* LAlt, RAlt, RCompose and RShift.
*/
- lk->serio->write (lk->serio, LK_CMD_ENABLE_LK401);
+ serio_write (lk->serio, LK_CMD_ENABLE_LK401);
/* Set all keys to UPDOWN mode */
for (division = 1; division <= 14; division++)
- lk->serio->write (lk->serio, LK_CMD_SET_MODE (LK_MODE_UPDOWN,
+ serio_write (lk->serio, LK_CMD_SET_MODE (LK_MODE_UPDOWN,
division));
/* Enable bell and set volume */
- lk->serio->write (lk->serio, LK_CMD_ENABLE_BELL);
- lk->serio->write (lk->serio, volume_to_hw (lk->bell_volume));
+ serio_write (lk->serio, LK_CMD_ENABLE_BELL);
+ serio_write (lk->serio, volume_to_hw (lk->bell_volume));
/* Enable/disable keyclick (and possibly set volume) */
if (test_bit (SND_CLICK, lk->dev->snd)) {
- lk->serio->write (lk->serio, LK_CMD_ENABLE_KEYCLICK);
- lk->serio->write (lk->serio, volume_to_hw (lk->keyclick_volume));
- lk->serio->write (lk->serio, LK_CMD_ENABLE_CTRCLICK);
- lk->serio->write (lk->serio, volume_to_hw (lk->ctrlclick_volume));
+ serio_write (lk->serio, LK_CMD_ENABLE_KEYCLICK);
+ serio_write (lk->serio, volume_to_hw (lk->keyclick_volume));
+ serio_write (lk->serio, LK_CMD_ENABLE_CTRCLICK);
+ serio_write (lk->serio, volume_to_hw (lk->ctrlclick_volume));
} else {
- lk->serio->write (lk->serio, LK_CMD_DISABLE_KEYCLICK);
- lk->serio->write (lk->serio, LK_CMD_DISABLE_CTRCLICK);
+ serio_write (lk->serio, LK_CMD_DISABLE_KEYCLICK);
+ serio_write (lk->serio, LK_CMD_DISABLE_CTRCLICK);
}
/* Sound the bell if needed */
if (test_bit (SND_BELL, lk->dev->snd))
- lk->serio->write (lk->serio, LK_CMD_SOUND_BELL);
+ serio_write (lk->serio, LK_CMD_SOUND_BELL);
}
/*
@@ -684,8 +684,10 @@ lkkbd_connect (struct serio *serio, struct serio_driver *drv)
input_dev->keycode = lk->keycode;
input_dev->keycodesize = sizeof (lk_keycode_t);
input_dev->keycodemax = LK_NUM_KEYCODES;
+
for (i = 0; i < LK_NUM_KEYCODES; i++)
- set_bit (lk->keycode[i], input_dev->keybit);
+ __set_bit (lk->keycode[i], input_dev->keybit);
+ __clear_bit(KEY_RESERVED, input_dev->keybit);
serio_set_drvdata (serio, lk);
@@ -697,7 +699,7 @@ lkkbd_connect (struct serio *serio, struct serio_driver *drv)
if (err)
goto fail3;
- lk->serio->write (lk->serio, LK_CMD_POWERCYCLE_RESET);
+ serio_write (lk->serio, LK_CMD_POWERCYCLE_RESET);
return 0;
diff --git a/drivers/input/keyboard/matrix_keypad.c b/drivers/input/keyboard/matrix_keypad.c
index 541b981ff075..91cfe5170265 100644
--- a/drivers/input/keyboard/matrix_keypad.c
+++ b/drivers/input/keyboard/matrix_keypad.c
@@ -319,7 +319,6 @@ static int __devinit matrix_keypad_probe(struct platform_device *pdev)
struct input_dev *input_dev;
unsigned short *keycodes;
unsigned int row_shift;
- int i;
int err;
pdata = pdev->dev.platform_data;
@@ -363,18 +362,10 @@ static int __devinit matrix_keypad_probe(struct platform_device *pdev)
input_dev->keycode = keycodes;
input_dev->keycodesize = sizeof(*keycodes);
- input_dev->keycodemax = pdata->num_row_gpios << keypad->row_shift;
-
- for (i = 0; i < keymap_data->keymap_size; i++) {
- unsigned int key = keymap_data->keymap[i];
- unsigned int row = KEY_ROW(key);
- unsigned int col = KEY_COL(key);
- unsigned short code = KEY_VAL(key);
+ input_dev->keycodemax = pdata->num_row_gpios << row_shift;
- keycodes[MATRIX_SCAN_CODE(row, col, row_shift)] = code;
- __set_bit(code, input_dev->keybit);
- }
- __clear_bit(KEY_RESERVED, input_dev->keybit);
+ matrix_keypad_build_keymap(keymap_data, row_shift,
+ input_dev->keycode, input_dev->keybit);
input_set_capability(input_dev, EV_MSC, MSC_SCAN);
input_set_drvdata(input_dev, keypad);
diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c
index 0d2fc64a5e1c..76f9668221a4 100644
--- a/drivers/input/keyboard/pxa27x_keypad.c
+++ b/drivers/input/keyboard/pxa27x_keypad.c
@@ -25,13 +25,13 @@
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/err.h>
+#include <linux/input/matrix_keypad.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/hardware.h>
#include <mach/pxa27x_keypad.h>
-
/*
* Keypad Controller registers
*/
@@ -95,7 +95,8 @@
#define keypad_readl(off) __raw_readl(keypad->mmio_base + (off))
#define keypad_writel(off, v) __raw_writel((v), keypad->mmio_base + (off))
-#define MAX_MATRIX_KEY_NUM (8 * 8)
+#define MAX_MATRIX_KEY_NUM (MAX_MATRIX_KEY_ROWS * MAX_MATRIX_KEY_COLS)
+#define MAX_KEYPAD_KEYS (MAX_MATRIX_KEY_NUM + MAX_DIRECT_KEY_NUM)
struct pxa27x_keypad {
struct pxa27x_keypad_platform_data *pdata;
@@ -106,73 +107,82 @@ struct pxa27x_keypad {
int irq;
- /* matrix key code map */
- unsigned int matrix_keycodes[MAX_MATRIX_KEY_NUM];
+ unsigned short keycodes[MAX_KEYPAD_KEYS];
+ int rotary_rel_code[2];
/* state row bits of each column scan */
uint32_t matrix_key_state[MAX_MATRIX_KEY_COLS];
uint32_t direct_key_state;
unsigned int direct_key_mask;
-
- int rotary_rel_code[2];
- int rotary_up_key[2];
- int rotary_down_key[2];
};
static void pxa27x_keypad_build_keycode(struct pxa27x_keypad *keypad)
{
struct pxa27x_keypad_platform_data *pdata = keypad->pdata;
struct input_dev *input_dev = keypad->input_dev;
- unsigned int *key;
+ unsigned short keycode;
int i;
- key = &pdata->matrix_key_map[0];
- for (i = 0; i < pdata->matrix_key_map_size; i++, key++) {
- int row = ((*key) >> 28) & 0xf;
- int col = ((*key) >> 24) & 0xf;
- int code = (*key) & 0xffffff;
+ for (i = 0; i < pdata->matrix_key_map_size; i++) {
+ unsigned int key = pdata->matrix_key_map[i];
+ unsigned int row = KEY_ROW(key);
+ unsigned int col = KEY_COL(key);
+ unsigned int scancode = MATRIX_SCAN_CODE(row, col,
+ MATRIX_ROW_SHIFT);
- keypad->matrix_keycodes[(row << 3) + col] = code;
- set_bit(code, input_dev->keybit);
+ keycode = KEY_VAL(key);
+ keypad->keycodes[scancode] = keycode;
+ __set_bit(keycode, input_dev->keybit);
}
- for (i = 0; i < pdata->direct_key_num; i++)
- set_bit(pdata->direct_key_map[i], input_dev->keybit);
-
- keypad->rotary_up_key[0] = pdata->rotary0_up_key;
- keypad->rotary_up_key[1] = pdata->rotary1_up_key;
- keypad->rotary_down_key[0] = pdata->rotary0_down_key;
- keypad->rotary_down_key[1] = pdata->rotary1_down_key;
- keypad->rotary_rel_code[0] = pdata->rotary0_rel_code;
- keypad->rotary_rel_code[1] = pdata->rotary1_rel_code;
+ for (i = 0; i < pdata->direct_key_num; i++) {
+ keycode = pdata->direct_key_map[i];
+ keypad->keycodes[MAX_MATRIX_KEY_NUM + i] = keycode;
+ __set_bit(keycode, input_dev->keybit);
+ }
if (pdata->enable_rotary0) {
if (pdata->rotary0_up_key && pdata->rotary0_down_key) {
- set_bit(pdata->rotary0_up_key, input_dev->keybit);
- set_bit(pdata->rotary0_down_key, input_dev->keybit);
- } else
- set_bit(pdata->rotary0_rel_code, input_dev->relbit);
+ keycode = pdata->rotary0_up_key;
+ keypad->keycodes[MAX_MATRIX_KEY_NUM + 0] = keycode;
+ __set_bit(keycode, input_dev->keybit);
+
+ keycode = pdata->rotary0_down_key;
+ keypad->keycodes[MAX_MATRIX_KEY_NUM + 1] = keycode;
+ __set_bit(keycode, input_dev->keybit);
+
+ keypad->rotary_rel_code[0] = -1;
+ } else {
+ keypad->rotary_rel_code[0] = pdata->rotary0_rel_code;
+ __set_bit(pdata->rotary0_rel_code, input_dev->relbit);
+ }
}
if (pdata->enable_rotary1) {
if (pdata->rotary1_up_key && pdata->rotary1_down_key) {
- set_bit(pdata->rotary1_up_key, input_dev->keybit);
- set_bit(pdata->rotary1_down_key, input_dev->keybit);
- } else
- set_bit(pdata->rotary1_rel_code, input_dev->relbit);
+ keycode = pdata->rotary1_up_key;
+ keypad->keycodes[MAX_MATRIX_KEY_NUM + 2] = keycode;
+ __set_bit(keycode, input_dev->keybit);
+
+ keycode = pdata->rotary1_down_key;
+ keypad->keycodes[MAX_MATRIX_KEY_NUM + 3] = keycode;
+ __set_bit(keycode, input_dev->keybit);
+
+ keypad->rotary_rel_code[1] = -1;
+ } else {
+ keypad->rotary_rel_code[1] = pdata->rotary1_rel_code;
+ __set_bit(pdata->rotary1_rel_code, input_dev->relbit);
+ }
}
-}
-static inline unsigned int lookup_matrix_keycode(
- struct pxa27x_keypad *keypad, int row, int col)
-{
- return keypad->matrix_keycodes[(row << 3) + col];
+ __clear_bit(KEY_RESERVED, input_dev->keybit);
}
static void pxa27x_keypad_scan_matrix(struct pxa27x_keypad *keypad)
{
struct pxa27x_keypad_platform_data *pdata = keypad->pdata;
+ struct input_dev *input_dev = keypad->input_dev;
int row, col, num_keys_pressed = 0;
uint32_t new_state[MAX_MATRIX_KEY_COLS];
uint32_t kpas = keypad_readl(KPAS);
@@ -215,6 +225,7 @@ static void pxa27x_keypad_scan_matrix(struct pxa27x_keypad *keypad)
scan:
for (col = 0; col < pdata->matrix_key_cols; col++) {
uint32_t bits_changed;
+ int code;
bits_changed = keypad->matrix_key_state[col] ^ new_state[col];
if (bits_changed == 0)
@@ -224,12 +235,13 @@ scan:
if ((bits_changed & (1 << row)) == 0)
continue;
- input_report_key(keypad->input_dev,
- lookup_matrix_keycode(keypad, row, col),
- new_state[col] & (1 << row));
+ 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],
+ new_state[col] & (1 << row));
}
}
- input_sync(keypad->input_dev);
+ input_sync(input_dev);
memcpy(keypad->matrix_key_state, new_state, sizeof(new_state));
}
@@ -252,13 +264,15 @@ static void report_rotary_event(struct pxa27x_keypad *keypad, int r, int delta)
if (delta == 0)
return;
- if (keypad->rotary_up_key[r] && keypad->rotary_down_key[r]) {
- int keycode = (delta > 0) ? keypad->rotary_up_key[r] :
- keypad->rotary_down_key[r];
+ if (keypad->rotary_rel_code[r] == -1) {
+ int code = MAX_MATRIX_KEY_NUM + 2 * r + (delta > 0 ? 0 : 1);
+ unsigned char keycode = keypad->keycodes[code];
/* simulate a press-n-release */
+ input_event(dev, EV_MSC, MSC_SCAN, code);
input_report_key(dev, keycode, 1);
input_sync(dev);
+ input_event(dev, EV_MSC, MSC_SCAN, code);
input_report_key(dev, keycode, 0);
input_sync(dev);
} else {
@@ -286,6 +300,7 @@ static void pxa27x_keypad_scan_rotary(struct pxa27x_keypad *keypad)
static void pxa27x_keypad_scan_direct(struct pxa27x_keypad *keypad)
{
struct pxa27x_keypad_platform_data *pdata = keypad->pdata;
+ struct input_dev *input_dev = keypad->input_dev;
unsigned int new_state;
uint32_t kpdk, bits_changed;
int i;
@@ -295,9 +310,6 @@ static void pxa27x_keypad_scan_direct(struct pxa27x_keypad *keypad)
if (pdata->enable_rotary0 || pdata->enable_rotary1)
pxa27x_keypad_scan_rotary(keypad);
- if (pdata->direct_key_map == NULL)
- return;
-
new_state = KPDK_DK(kpdk) & keypad->direct_key_mask;
bits_changed = keypad->direct_key_state ^ new_state;
@@ -305,12 +317,15 @@ static void pxa27x_keypad_scan_direct(struct pxa27x_keypad *keypad)
return;
for (i = 0; i < pdata->direct_key_num; i++) {
- if (bits_changed & (1 << i))
- input_report_key(keypad->input_dev,
- pdata->direct_key_map[i],
- (new_state & (1 << i)));
+ if (bits_changed & (1 << i)) {
+ int code = MAX_MATRIX_KEY_NUM + i;
+
+ input_event(input_dev, EV_MSC, MSC_SCAN, code);
+ input_report_key(input_dev, keypad->keycodes[code],
+ new_state & (1 << i));
+ }
}
- input_sync(keypad->input_dev);
+ input_sync(input_dev);
keypad->direct_key_state = new_state;
}
@@ -388,8 +403,9 @@ static void pxa27x_keypad_close(struct input_dev *dev)
}
#ifdef CONFIG_PM
-static int pxa27x_keypad_suspend(struct platform_device *pdev, pm_message_t state)
+static int pxa27x_keypad_suspend(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct pxa27x_keypad *keypad = platform_get_drvdata(pdev);
clk_disable(keypad->clk);
@@ -400,8 +416,9 @@ static int pxa27x_keypad_suspend(struct platform_device *pdev, pm_message_t stat
return 0;
}
-static int pxa27x_keypad_resume(struct platform_device *pdev)
+static int pxa27x_keypad_resume(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct pxa27x_keypad *keypad = platform_get_drvdata(pdev);
struct input_dev *input_dev = keypad->input_dev;
@@ -420,55 +437,58 @@ static int pxa27x_keypad_resume(struct platform_device *pdev)
return 0;
}
-#else
-#define pxa27x_keypad_suspend NULL
-#define pxa27x_keypad_resume NULL
-#endif
-#define res_size(res) ((res)->end - (res)->start + 1)
+static const struct dev_pm_ops pxa27x_keypad_pm_ops = {
+ .suspend = pxa27x_keypad_suspend,
+ .resume = pxa27x_keypad_resume,
+};
+#endif
static int __devinit pxa27x_keypad_probe(struct platform_device *pdev)
{
+ struct pxa27x_keypad_platform_data *pdata = pdev->dev.platform_data;
struct pxa27x_keypad *keypad;
struct input_dev *input_dev;
struct resource *res;
int irq, error;
- keypad = kzalloc(sizeof(struct pxa27x_keypad), GFP_KERNEL);
- if (keypad == NULL) {
- dev_err(&pdev->dev, "failed to allocate driver data\n");
- return -ENOMEM;
- }
-
- keypad->pdata = pdev->dev.platform_data;
- if (keypad->pdata == NULL) {
+ if (pdata == NULL) {
dev_err(&pdev->dev, "no platform data defined\n");
- error = -EINVAL;
- goto failed_free;
+ return -EINVAL;
}
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
dev_err(&pdev->dev, "failed to get keypad irq\n");
- error = -ENXIO;
- goto failed_free;
+ return -ENXIO;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (res == NULL) {
dev_err(&pdev->dev, "failed to get I/O memory\n");
- error = -ENXIO;
+ return -ENXIO;
+ }
+
+ keypad = kzalloc(sizeof(struct pxa27x_keypad), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!keypad || !input_dev) {
+ dev_err(&pdev->dev, "failed to allocate memory\n");
+ error = -ENOMEM;
goto failed_free;
}
- res = request_mem_region(res->start, res_size(res), pdev->name);
+ keypad->pdata = pdata;
+ keypad->input_dev = input_dev;
+ keypad->irq = irq;
+
+ 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");
error = -EBUSY;
goto failed_free;
}
- keypad->mmio_base = ioremap(res->start, res_size(res));
+ 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 = -ENXIO;
@@ -482,43 +502,35 @@ static int __devinit pxa27x_keypad_probe(struct platform_device *pdev)
goto failed_free_io;
}
- /* Create and register the input driver. */
- input_dev = input_allocate_device();
- if (!input_dev) {
- dev_err(&pdev->dev, "failed to allocate input device\n");
- error = -ENOMEM;
- goto failed_put_clk;
- }
-
input_dev->name = pdev->name;
input_dev->id.bustype = BUS_HOST;
input_dev->open = pxa27x_keypad_open;
input_dev->close = pxa27x_keypad_close;
input_dev->dev.parent = &pdev->dev;
- keypad->input_dev = input_dev;
+ 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);
input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
- if ((keypad->pdata->enable_rotary0 &&
- keypad->pdata->rotary0_rel_code) ||
- (keypad->pdata->enable_rotary1 &&
- keypad->pdata->rotary1_rel_code)) {
- input_dev->evbit[0] |= BIT_MASK(EV_REL);
- }
+ input_set_capability(input_dev, EV_MSC, MSC_SCAN);
pxa27x_keypad_build_keycode(keypad);
- platform_set_drvdata(pdev, keypad);
+
+ if ((pdata->enable_rotary0 && keypad->rotary_rel_code[0] != -1) ||
+ (pdata->enable_rotary1 && keypad->rotary_rel_code[1] != -1)) {
+ input_dev->evbit[0] |= BIT_MASK(EV_REL);
+ }
error = request_irq(irq, pxa27x_keypad_irq_handler, IRQF_DISABLED,
pdev->name, keypad);
if (error) {
dev_err(&pdev->dev, "failed to request IRQ\n");
- goto failed_free_dev;
+ goto failed_put_clk;
}
- keypad->irq = irq;
-
/* Register the input device */
error = input_register_device(input_dev);
if (error) {
@@ -526,22 +538,21 @@ static int __devinit pxa27x_keypad_probe(struct platform_device *pdev)
goto failed_free_irq;
}
+ platform_set_drvdata(pdev, keypad);
device_init_wakeup(&pdev->dev, 1);
return 0;
failed_free_irq:
free_irq(irq, pdev);
- platform_set_drvdata(pdev, NULL);
-failed_free_dev:
- input_free_device(input_dev);
failed_put_clk:
clk_put(keypad->clk);
failed_free_io:
iounmap(keypad->mmio_base);
failed_free_mem:
- release_mem_region(res->start, res_size(res));
+ release_mem_region(res->start, resource_size(res));
failed_free:
+ input_free_device(input_dev);
kfree(keypad);
return error;
}
@@ -552,8 +563,6 @@ static int __devexit pxa27x_keypad_remove(struct platform_device *pdev)
struct resource *res;
free_irq(keypad->irq, pdev);
-
- clk_disable(keypad->clk);
clk_put(keypad->clk);
input_unregister_device(keypad->input_dev);
@@ -562,10 +571,11 @@ static int __devexit pxa27x_keypad_remove(struct platform_device *pdev)
iounmap(keypad->mmio_base);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(res->start, res_size(res));
+ release_mem_region(res->start, resource_size(res));
platform_set_drvdata(pdev, NULL);
kfree(keypad);
+
return 0;
}
@@ -575,11 +585,12 @@ MODULE_ALIAS("platform:pxa27x-keypad");
static struct platform_driver pxa27x_keypad_driver = {
.probe = pxa27x_keypad_probe,
.remove = __devexit_p(pxa27x_keypad_remove),
- .suspend = pxa27x_keypad_suspend,
- .resume = pxa27x_keypad_resume,
.driver = {
.name = "pxa27x-keypad",
.owner = THIS_MODULE,
+#ifdef CONFIG_PM
+ .pm = &pxa27x_keypad_pm_ops,
+#endif
},
};
diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c
index cea70e6a1031..0714bf2c28fc 100644
--- a/drivers/input/keyboard/sh_keysc.c
+++ b/drivers/input/keyboard/sh_keysc.c
@@ -128,7 +128,7 @@ static int __devinit sh_keysc_probe(struct platform_device *pdev)
struct resource *res;
struct input_dev *input;
char clk_name[8];
- int i, k;
+ int i;
int irq, error;
if (!pdev->dev.platform_data) {
@@ -195,17 +195,19 @@ static int __devinit sh_keysc_probe(struct platform_device *pdev)
input->id.product = 0x0001;
input->id.version = 0x0100;
+ input->keycode = pdata->keycodes;
+ input->keycodesize = sizeof(pdata->keycodes[0]);
+ input->keycodemax = ARRAY_SIZE(pdata->keycodes);
+
error = request_irq(irq, sh_keysc_isr, 0, pdev->name, pdev);
if (error) {
dev_err(&pdev->dev, "failed to request IRQ\n");
goto err4;
}
- for (i = 0; i < SH_KEYSC_MAXKEYS; i++) {
- k = pdata->keycodes[i];
- if (k)
- input_set_capability(input, EV_KEY, k);
- }
+ for (i = 0; i < SH_KEYSC_MAXKEYS; i++)
+ __set_bit(pdata->keycodes[i], input->keybit);
+ __clear_bit(KEY_RESERVED, input->keybit);
error = input_register_device(input);
if (error) {
@@ -221,7 +223,9 @@ static int __devinit sh_keysc_probe(struct platform_device *pdev)
iowrite16(KYCR2_IRQ_LEVEL, priv->iomem_base + KYCR2_OFFS);
device_init_wakeup(&pdev->dev, 1);
+
return 0;
+
err5:
free_irq(irq, pdev);
err4:
@@ -252,6 +256,7 @@ static int __devexit sh_keysc_remove(struct platform_device *pdev)
platform_set_drvdata(pdev, NULL);
kfree(priv);
+
return 0;
}
@@ -267,11 +272,12 @@ static int sh_keysc_suspend(struct device *dev)
if (device_may_wakeup(dev)) {
value |= 0x80;
enable_irq_wake(irq);
- }
- else
+ } else {
value &= ~0x80;
+ }
iowrite16(value, priv->iomem_base + KYCR1_OFFS);
+
return 0;
}
diff --git a/drivers/input/keyboard/sunkbd.c b/drivers/input/keyboard/sunkbd.c
index 9fce6d1e29b2..472b56639cdb 100644
--- a/drivers/input/keyboard/sunkbd.c
+++ b/drivers/input/keyboard/sunkbd.c
@@ -73,7 +73,7 @@ static unsigned char sunkbd_keycode[128] = {
*/
struct sunkbd {
- unsigned char keycode[128];
+ unsigned char keycode[ARRAY_SIZE(sunkbd_keycode)];
struct input_dev *dev;
struct serio *serio;
struct work_struct tq;
@@ -81,7 +81,7 @@ struct sunkbd {
char name[64];
char phys[32];
char type;
- unsigned char enabled;
+ bool enabled;
volatile s8 reset;
volatile s8 layout;
};
@@ -94,10 +94,14 @@ struct sunkbd {
static irqreturn_t sunkbd_interrupt(struct serio *serio,
unsigned char data, unsigned int flags)
{
- struct sunkbd* sunkbd = serio_get_drvdata(serio);
+ struct sunkbd *sunkbd = serio_get_drvdata(serio);
- if (sunkbd->reset <= -1) { /* If cp[i] is 0xff, sunkbd->reset will stay -1. */
- sunkbd->reset = data; /* The keyboard sends 0xff 0xff 0xID on powerup */
+ if (sunkbd->reset <= -1) {
+ /*
+ * If cp[i] is 0xff, sunkbd->reset will stay -1.
+ * The keyboard sends 0xff 0xff 0xID on powerup.
+ */
+ sunkbd->reset = data;
wake_up_interruptible(&sunkbd->wait);
goto out;
}
@@ -110,29 +114,33 @@ static irqreturn_t sunkbd_interrupt(struct serio *serio,
switch (data) {
- case SUNKBD_RET_RESET:
- schedule_work(&sunkbd->tq);
- sunkbd->reset = -1;
- break;
+ case SUNKBD_RET_RESET:
+ schedule_work(&sunkbd->tq);
+ sunkbd->reset = -1;
+ break;
- case SUNKBD_RET_LAYOUT:
- sunkbd->layout = -1;
- break;
+ case SUNKBD_RET_LAYOUT:
+ sunkbd->layout = -1;
+ break;
+
+ case SUNKBD_RET_ALLUP: /* All keys released */
+ break;
- case SUNKBD_RET_ALLUP: /* All keys released */
+ default:
+ if (!sunkbd->enabled)
break;
- default:
- if (!sunkbd->enabled)
- break;
-
- if (sunkbd->keycode[data & SUNKBD_KEY]) {
- input_report_key(sunkbd->dev, sunkbd->keycode[data & SUNKBD_KEY], !(data & SUNKBD_RELEASE));
- input_sync(sunkbd->dev);
- } else {
- printk(KERN_WARNING "sunkbd.c: Unknown key (scancode %#x) %s.\n",
- data & SUNKBD_KEY, data & SUNKBD_RELEASE ? "released" : "pressed");
- }
+ if (sunkbd->keycode[data & SUNKBD_KEY]) {
+ input_report_key(sunkbd->dev,
+ sunkbd->keycode[data & SUNKBD_KEY],
+ !(data & SUNKBD_RELEASE));
+ input_sync(sunkbd->dev);
+ } else {
+ printk(KERN_WARNING
+ "sunkbd.c: Unknown key (scancode %#x) %s.\n",
+ data & SUNKBD_KEY,
+ data & SUNKBD_RELEASE ? "released" : "pressed");
+ }
}
out:
return IRQ_HANDLED;
@@ -142,34 +150,37 @@ out:
* sunkbd_event() handles events from the input module.
*/
-static int sunkbd_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
+static int sunkbd_event(struct input_dev *dev,
+ unsigned int type, unsigned int code, int value)
{
struct sunkbd *sunkbd = input_get_drvdata(dev);
switch (type) {
- case EV_LED:
+ case EV_LED:
- sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_SETLED);
- sunkbd->serio->write(sunkbd->serio,
- (!!test_bit(LED_CAPSL, dev->led) << 3) | (!!test_bit(LED_SCROLLL, dev->led) << 2) |
- (!!test_bit(LED_COMPOSE, dev->led) << 1) | !!test_bit(LED_NUML, dev->led));
- return 0;
+ serio_write(sunkbd->serio, SUNKBD_CMD_SETLED);
+ serio_write(sunkbd->serio,
+ (!!test_bit(LED_CAPSL, dev->led) << 3) |
+ (!!test_bit(LED_SCROLLL, dev->led) << 2) |
+ (!!test_bit(LED_COMPOSE, dev->led) << 1) |
+ !!test_bit(LED_NUML, dev->led));
+ return 0;
- case EV_SND:
+ case EV_SND:
- switch (code) {
+ switch (code) {
- case SND_CLICK:
- sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_NOCLICK - value);
- return 0;
+ case SND_CLICK:
+ serio_write(sunkbd->serio, SUNKBD_CMD_NOCLICK - value);
+ return 0;
- case SND_BELL:
- sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_BELLOFF - value);
- return 0;
- }
+ case SND_BELL:
+ serio_write(sunkbd->serio, SUNKBD_CMD_BELLOFF - value);
+ return 0;
+ }
- break;
+ break;
}
return -1;
@@ -183,7 +194,7 @@ static int sunkbd_event(struct input_dev *dev, unsigned int type, unsigned int c
static int sunkbd_initialize(struct sunkbd *sunkbd)
{
sunkbd->reset = -2;
- sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_RESET);
+ serio_write(sunkbd->serio, SUNKBD_CMD_RESET);
wait_event_interruptible_timeout(sunkbd->wait, sunkbd->reset >= 0, HZ);
if (sunkbd->reset < 0)
return -1;
@@ -192,10 +203,13 @@ static int sunkbd_initialize(struct sunkbd *sunkbd)
if (sunkbd->type == 4) { /* Type 4 keyboard */
sunkbd->layout = -2;
- sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_LAYOUT);
- wait_event_interruptible_timeout(sunkbd->wait, sunkbd->layout >= 0, HZ/4);
- if (sunkbd->layout < 0) return -1;
- if (sunkbd->layout & SUNKBD_LAYOUT_5_MASK) sunkbd->type = 5;
+ serio_write(sunkbd->serio, SUNKBD_CMD_LAYOUT);
+ wait_event_interruptible_timeout(sunkbd->wait,
+ sunkbd->layout >= 0, HZ / 4);
+ if (sunkbd->layout < 0)
+ return -1;
+ if (sunkbd->layout & SUNKBD_LAYOUT_5_MASK)
+ sunkbd->type = 5;
}
return 0;
@@ -212,15 +226,19 @@ static void sunkbd_reinit(struct work_struct *work)
wait_event_interruptible_timeout(sunkbd->wait, sunkbd->reset >= 0, HZ);
- sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_SETLED);
- sunkbd->serio->write(sunkbd->serio,
- (!!test_bit(LED_CAPSL, sunkbd->dev->led) << 3) | (!!test_bit(LED_SCROLLL, sunkbd->dev->led) << 2) |
- (!!test_bit(LED_COMPOSE, sunkbd->dev->led) << 1) | !!test_bit(LED_NUML, sunkbd->dev->led));
- sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_NOCLICK - !!test_bit(SND_CLICK, sunkbd->dev->snd));
- sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_BELLOFF - !!test_bit(SND_BELL, sunkbd->dev->snd));
+ serio_write(sunkbd->serio, SUNKBD_CMD_SETLED);
+ serio_write(sunkbd->serio,
+ (!!test_bit(LED_CAPSL, sunkbd->dev->led) << 3) |
+ (!!test_bit(LED_SCROLLL, sunkbd->dev->led) << 2) |
+ (!!test_bit(LED_COMPOSE, sunkbd->dev->led) << 1) |
+ !!test_bit(LED_NUML, sunkbd->dev->led));
+ serio_write(sunkbd->serio,
+ SUNKBD_CMD_NOCLICK - !!test_bit(SND_CLICK, sunkbd->dev->snd));
+ serio_write(sunkbd->serio,
+ SUNKBD_CMD_BELLOFF - !!test_bit(SND_BELL, sunkbd->dev->snd));
}
-static void sunkbd_enable(struct sunkbd *sunkbd, int enable)
+static void sunkbd_enable(struct sunkbd *sunkbd, bool enable)
{
serio_pause_rx(sunkbd->serio);
sunkbd->enabled = enable;
@@ -228,7 +246,8 @@ static void sunkbd_enable(struct sunkbd *sunkbd, int enable)
}
/*
- * sunkbd_connect() probes for a Sun keyboard and fills the necessary structures.
+ * sunkbd_connect() probes for a Sun keyboard and fills the necessary
+ * structures.
*/
static int sunkbd_connect(struct serio *serio, struct serio_driver *drv)
@@ -260,7 +279,8 @@ static int sunkbd_connect(struct serio *serio, struct serio_driver *drv)
goto fail3;
}
- snprintf(sunkbd->name, sizeof(sunkbd->name), "Sun Type %d keyboard", sunkbd->type);
+ snprintf(sunkbd->name, sizeof(sunkbd->name),
+ "Sun Type %d keyboard", sunkbd->type);
memcpy(sunkbd->keycode, sunkbd_keycode, sizeof(sunkbd->keycode));
input_dev->name = sunkbd->name;
@@ -284,11 +304,11 @@ static int sunkbd_connect(struct serio *serio, struct serio_driver *drv)
input_dev->keycode = sunkbd->keycode;
input_dev->keycodesize = sizeof(unsigned char);
input_dev->keycodemax = ARRAY_SIZE(sunkbd_keycode);
- for (i = 0; i < 128; i++)
- set_bit(sunkbd->keycode[i], input_dev->keybit);
- clear_bit(0, input_dev->keybit);
+ for (i = 0; i < ARRAY_SIZE(sunkbd_keycode); i++)
+ __set_bit(sunkbd->keycode[i], input_dev->keybit);
+ __clear_bit(KEY_RESERVED, input_dev->keybit);
- sunkbd_enable(sunkbd, 1);
+ sunkbd_enable(sunkbd, true);
err = input_register_device(sunkbd->dev);
if (err)
@@ -296,7 +316,7 @@ static int sunkbd_connect(struct serio *serio, struct serio_driver *drv)
return 0;
- fail4: sunkbd_enable(sunkbd, 0);
+ fail4: sunkbd_enable(sunkbd, false);
fail3: serio_close(serio);
fail2: serio_set_drvdata(serio, NULL);
fail1: input_free_device(input_dev);
@@ -312,7 +332,7 @@ static void sunkbd_disconnect(struct serio *serio)
{
struct sunkbd *sunkbd = serio_get_drvdata(serio);
- sunkbd_enable(sunkbd, 0);
+ sunkbd_enable(sunkbd, false);
input_unregister_device(sunkbd->dev);
serio_close(serio);
serio_set_drvdata(serio, NULL);
diff --git a/drivers/input/keyboard/tosakbd.c b/drivers/input/keyboard/tosakbd.c
index 677276b12020..42cb3faf7336 100644
--- a/drivers/input/keyboard/tosakbd.c
+++ b/drivers/input/keyboard/tosakbd.c
@@ -31,7 +31,7 @@
#define KB_DISCHARGE_DELAY 10
#define KB_ACTIVATE_DELAY 10
-static unsigned int tosakbd_keycode[NR_SCANCODES] = {
+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,
@@ -50,9 +50,9 @@ KEY_X, KEY_F, KEY_SPACE, KEY_APOSTROPHE, TOSA_KEY_MAIL, KEY_LEFT, KEY_DOWN, KEY_
};
struct tosakbd {
- unsigned int keycode[ARRAY_SIZE(tosakbd_keycode)];
+ unsigned short keycode[ARRAY_SIZE(tosakbd_keycode)];
struct input_dev *input;
- int suspended;
+ bool suspended;
spinlock_t lock; /* protect kbd scanning */
struct timer_list timer;
};
@@ -215,7 +215,7 @@ static int tosakbd_suspend(struct platform_device *dev, pm_message_t state)
unsigned long flags;
spin_lock_irqsave(&tosakbd->lock, flags);
- tosakbd->suspended = 1;
+ tosakbd->suspended = true;
spin_unlock_irqrestore(&tosakbd->lock, flags);
del_timer_sync(&tosakbd->timer);
@@ -227,7 +227,7 @@ static int tosakbd_resume(struct platform_device *dev)
{
struct tosakbd *tosakbd = platform_get_drvdata(dev);
- tosakbd->suspended = 0;
+ tosakbd->suspended = false;
tosakbd_scankeyboard(dev);
return 0;
@@ -277,14 +277,14 @@ static int __devinit tosakbd_probe(struct platform_device *pdev) {
input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
input_dev->keycode = tosakbd->keycode;
- input_dev->keycodesize = sizeof(unsigned int);
+ 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(0, 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++) {
@@ -344,7 +344,7 @@ static int __devinit tosakbd_probe(struct platform_device *pdev) {
" direction for GPIO %d, error %d\n",
gpio, error);
gpio_free(gpio);
- goto fail;
+ goto fail2;
}
}
@@ -353,7 +353,7 @@ static int __devinit tosakbd_probe(struct platform_device *pdev) {
if (error) {
printk(KERN_ERR "tosakbd: Unable to register input device, "
"error: %d\n", error);
- goto fail;
+ goto fail2;
}
printk(KERN_INFO "input: Tosa Keyboard Registered\n");
diff --git a/drivers/input/keyboard/twl4030_keypad.c b/drivers/input/keyboard/twl4030_keypad.c
new file mode 100644
index 000000000000..9a2977c21696
--- /dev/null
+++ b/drivers/input/keyboard/twl4030_keypad.c
@@ -0,0 +1,480 @@
+/*
+ * twl4030_keypad.c - driver for 8x8 keypad controller in twl4030 chips
+ *
+ * Copyright (C) 2007 Texas Instruments, Inc.
+ * Copyright (C) 2008 Nokia Corporation
+ *
+ * Code re-written for 2430SDP by:
+ * Syed Mohammed Khasim <x0khasim@ti.com>
+ *
+ * Initial Code:
+ * Manjunatha G K <manjugk@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/init.h>
+#include <linux/interrupt.h>
+#include <linux/input.h>
+#include <linux/platform_device.h>
+#include <linux/i2c/twl4030.h>
+
+
+/*
+ * The TWL4030 family chips include a keypad controller that supports
+ * up to an 8x8 switch matrix. The controller can issue system wakeup
+ * events, since it uses only the always-on 32KiHz oscillator, and has
+ * an internal state machine that decodes pressed keys, including
+ * multi-key combinations.
+ *
+ * This driver lets boards define what keycodes they wish to report for
+ * which scancodes, as part of the "struct twl4030_keypad_data" used in
+ * the probe() routine.
+ *
+ * See the TPS65950 documentation; that's the general availability
+ * version of the TWL5030 second generation part.
+ */
+#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)
+
+struct twl4030_keypad {
+ unsigned short keymap[TWL4030_KEYMAP_SIZE];
+ u16 kp_state[TWL4030_MAX_ROWS];
+ unsigned n_rows;
+ unsigned n_cols;
+ unsigned irq;
+
+ struct device *dbg_dev;
+ struct input_dev *input;
+};
+
+/*----------------------------------------------------------------------*/
+
+/* arbitrary prescaler value 0..7 */
+#define PTV_PRESCALER 4
+
+/* Register Offsets */
+#define KEYP_CTRL 0x00
+#define KEYP_DEB 0x01
+#define KEYP_LONG_KEY 0x02
+#define KEYP_LK_PTV 0x03
+#define KEYP_TIMEOUT_L 0x04
+#define KEYP_TIMEOUT_H 0x05
+#define KEYP_KBC 0x06
+#define KEYP_KBR 0x07
+#define KEYP_SMS 0x08
+#define KEYP_FULL_CODE_7_0 0x09 /* row 0 column status */
+#define KEYP_FULL_CODE_15_8 0x0a /* ... row 1 ... */
+#define KEYP_FULL_CODE_23_16 0x0b
+#define KEYP_FULL_CODE_31_24 0x0c
+#define KEYP_FULL_CODE_39_32 0x0d
+#define KEYP_FULL_CODE_47_40 0x0e
+#define KEYP_FULL_CODE_55_48 0x0f
+#define KEYP_FULL_CODE_63_56 0x10
+#define KEYP_ISR1 0x11
+#define KEYP_IMR1 0x12
+#define KEYP_ISR2 0x13
+#define KEYP_IMR2 0x14
+#define KEYP_SIR 0x15
+#define KEYP_EDR 0x16 /* edge triggers */
+#define KEYP_SIH_CTRL 0x17
+
+/* KEYP_CTRL_REG Fields */
+#define KEYP_CTRL_SOFT_NRST BIT(0)
+#define KEYP_CTRL_SOFTMODEN BIT(1)
+#define KEYP_CTRL_LK_EN BIT(2)
+#define KEYP_CTRL_TOE_EN BIT(3)
+#define KEYP_CTRL_TOLE_EN BIT(4)
+#define KEYP_CTRL_RP_EN BIT(5)
+#define KEYP_CTRL_KBD_ON BIT(6)
+
+/* KEYP_DEB, KEYP_LONG_KEY, KEYP_TIMEOUT_x*/
+#define KEYP_PERIOD_US(t, prescale) ((t) / (31 << (prescale + 1)) - 1)
+
+/* KEYP_LK_PTV_REG Fields */
+#define KEYP_LK_PTV_PTV_SHIFT 5
+
+/* KEYP_{IMR,ISR,SIR} Fields */
+#define KEYP_IMR1_MIS BIT(3)
+#define KEYP_IMR1_TO BIT(2)
+#define KEYP_IMR1_LK BIT(1)
+#define KEYP_IMR1_KP BIT(0)
+
+/* KEYP_EDR Fields */
+#define KEYP_EDR_KP_FALLING 0x01
+#define KEYP_EDR_KP_RISING 0x02
+#define KEYP_EDR_KP_BOTH 0x03
+#define KEYP_EDR_LK_FALLING 0x04
+#define KEYP_EDR_LK_RISING 0x08
+#define KEYP_EDR_TO_FALLING 0x10
+#define KEYP_EDR_TO_RISING 0x20
+#define KEYP_EDR_MIS_FALLING 0x40
+#define KEYP_EDR_MIS_RISING 0x80
+
+
+/*----------------------------------------------------------------------*/
+
+static int twl4030_kpread(struct twl4030_keypad *kp,
+ u8 *data, u32 reg, u8 num_bytes)
+{
+ int ret = twl4030_i2c_read(TWL4030_MODULE_KEYPAD, data, reg, num_bytes);
+
+ if (ret < 0)
+ dev_warn(kp->dbg_dev,
+ "Couldn't read TWL4030: %X - ret %d[%x]\n",
+ reg, ret, ret);
+
+ return ret;
+}
+
+static int twl4030_kpwrite_u8(struct twl4030_keypad *kp, u8 data, u32 reg)
+{
+ int ret = twl4030_i2c_write_u8(TWL4030_MODULE_KEYPAD, data, reg);
+
+ if (ret < 0)
+ dev_warn(kp->dbg_dev,
+ "Could not write TWL4030: %X - ret %d[%x]\n",
+ reg, ret, ret);
+
+ return ret;
+}
+
+static inline u16 twl4030_col_xlate(struct twl4030_keypad *kp, u8 col)
+{
+ /* If all bits in a row are active for all coloumns then
+ * we have that row line connected to gnd. Mark this
+ * key on as if it was on matrix position n_cols (ie
+ * one higher than the size of the matrix).
+ */
+ if (col == 0xFF)
+ return 1 << kp->n_cols;
+ else
+ return col & ((1 << kp->n_cols) - 1);
+}
+
+static int twl4030_read_kp_matrix_state(struct twl4030_keypad *kp, u16 *state)
+{
+ u8 new_state[TWL4030_MAX_ROWS];
+ int row;
+ int ret = twl4030_kpread(kp, new_state,
+ KEYP_FULL_CODE_7_0, kp->n_rows);
+ if (ret >= 0)
+ for (row = 0; row < kp->n_rows; row++)
+ state[row] = twl4030_col_xlate(kp, new_state[row]);
+
+ return ret;
+}
+
+static int twl4030_is_in_ghost_state(struct twl4030_keypad *kp, u16 *key_state)
+{
+ int i;
+ u16 check = 0;
+
+ for (i = 0; i < kp->n_rows; i++) {
+ u16 col = key_state[i];
+
+ if ((col & check) && hweight16(col) > 1)
+ return 1;
+
+ check |= col;
+ }
+
+ return 0;
+}
+
+static void twl4030_kp_scan(struct twl4030_keypad *kp, bool release_all)
+{
+ struct input_dev *input = kp->input;
+ u16 new_state[TWL4030_MAX_ROWS];
+ int col, row;
+
+ if (release_all)
+ memset(new_state, 0, sizeof(new_state));
+ else {
+ /* check for any changes */
+ int ret = twl4030_read_kp_matrix_state(kp, new_state);
+
+ if (ret < 0) /* panic ... */
+ return;
+
+ if (twl4030_is_in_ghost_state(kp, new_state))
+ return;
+ }
+
+ /* check for changes and print those */
+ for (row = 0; row < kp->n_rows; row++) {
+ int changed = new_state[row] ^ kp->kp_state[row];
+
+ if (!changed)
+ continue;
+
+ for (col = 0; col < kp->n_cols; col++) {
+ int code;
+
+ if (!(changed & (1 << col)))
+ continue;
+
+ dev_dbg(kp->dbg_dev, "key [%d:%d] %s\n", row, col,
+ (new_state[row] & (1 << col)) ?
+ "press" : "release");
+
+ code = MATRIX_SCAN_CODE(row, col, TWL4030_ROW_SHIFT);
+ input_event(input, EV_MSC, MSC_SCAN, code);
+ input_report_key(input, kp->keymap[code],
+ new_state[row] & (1 << col));
+ }
+ kp->kp_state[row] = new_state[row];
+ }
+ input_sync(input);
+}
+
+/*
+ * Keypad interrupt handler
+ */
+static irqreturn_t do_kp_irq(int irq, void *_kp)
+{
+ struct twl4030_keypad *kp = _kp;
+ u8 reg;
+ int ret;
+
+#ifdef CONFIG_LOCKDEP
+ /* WORKAROUND for lockdep forcing IRQF_DISABLED on us, which
+ * we don't want and can't tolerate. Although it might be
+ * friendlier not to borrow this thread context...
+ */
+ local_irq_enable();
+#endif
+
+ /* Read & Clear TWL4030 pending interrupt */
+ ret = twl4030_kpread(kp, &reg, KEYP_ISR1, 1);
+
+ /* Release all keys if I2C has gone bad or
+ * the KEYP has gone to idle state */
+ if (ret >= 0 && (reg & KEYP_IMR1_KP))
+ twl4030_kp_scan(kp, false);
+ else
+ twl4030_kp_scan(kp, true);
+
+ return IRQ_HANDLED;
+}
+
+static int __devinit twl4030_kp_program(struct twl4030_keypad *kp)
+{
+ u8 reg;
+ int i;
+
+ /* Enable controller, with hardware decoding but not autorepeat */
+ reg = KEYP_CTRL_SOFT_NRST | KEYP_CTRL_SOFTMODEN
+ | KEYP_CTRL_TOE_EN | KEYP_CTRL_KBD_ON;
+ if (twl4030_kpwrite_u8(kp, reg, KEYP_CTRL) < 0)
+ return -EIO;
+
+ /* NOTE: we could use sih_setup() here to package keypad
+ * event sources as four different IRQs ... but we don't.
+ */
+
+ /* Enable TO rising and KP rising and falling edge detection */
+ reg = KEYP_EDR_KP_BOTH | KEYP_EDR_TO_RISING;
+ if (twl4030_kpwrite_u8(kp, reg, KEYP_EDR) < 0)
+ return -EIO;
+
+ /* Set PTV prescaler Field */
+ reg = (PTV_PRESCALER << KEYP_LK_PTV_PTV_SHIFT);
+ if (twl4030_kpwrite_u8(kp, reg, KEYP_LK_PTV) < 0)
+ return -EIO;
+
+ /* Set key debounce time to 20 ms */
+ i = KEYP_PERIOD_US(20000, PTV_PRESCALER);
+ if (twl4030_kpwrite_u8(kp, i, KEYP_DEB) < 0)
+ return -EIO;
+
+ /* Set timeout period to 100 ms */
+ i = KEYP_PERIOD_US(200000, PTV_PRESCALER);
+ if (twl4030_kpwrite_u8(kp, (i & 0xFF), KEYP_TIMEOUT_L) < 0)
+ return -EIO;
+
+ if (twl4030_kpwrite_u8(kp, (i >> 8), KEYP_TIMEOUT_H) < 0)
+ return -EIO;
+
+ /*
+ * Enable Clear-on-Read; disable remembering events that fire
+ * after the IRQ but before our handler acks (reads) them,
+ */
+ reg = TWL4030_SIH_CTRL_COR_MASK | TWL4030_SIH_CTRL_PENDDIS_MASK;
+ if (twl4030_kpwrite_u8(kp, reg, KEYP_SIH_CTRL) < 0)
+ return -EIO;
+
+ /* initialize key state; irqs update it from here on */
+ if (twl4030_read_kp_matrix_state(kp, kp->kp_state) < 0)
+ return -EIO;
+
+ return 0;
+}
+
+/*
+ * Registers keypad device with input subsystem
+ * and configures TWL4030 keypad registers
+ */
+static int __devinit twl4030_kp_probe(struct platform_device *pdev)
+{
+ struct twl4030_keypad_data *pdata = pdev->dev.platform_data;
+ const struct matrix_keymap_data *keymap_data = pdata->keymap_data;
+ struct twl4030_keypad *kp;
+ struct input_dev *input;
+ u8 reg;
+ int error;
+
+ if (!pdata || !pdata->rows || !pdata->cols ||
+ pdata->rows > TWL4030_MAX_ROWS || pdata->cols > TWL4030_MAX_COLS) {
+ dev_err(&pdev->dev, "Invalid platform_data\n");
+ return -EINVAL;
+ }
+
+ kp = kzalloc(sizeof(*kp), GFP_KERNEL);
+ input = input_allocate_device();
+ if (!kp || !input) {
+ error = -ENOMEM;
+ goto err1;
+ }
+
+ /* Get the debug Device */
+ kp->dbg_dev = &pdev->dev;
+ kp->input = input;
+
+ kp->n_rows = pdata->rows;
+ kp->n_cols = pdata->cols;
+ kp->irq = platform_get_irq(pdev, 0);
+
+ /* setup input device */
+ __set_bit(EV_KEY, input->evbit);
+
+ /* Enable auto repeat feature of Linux input subsystem */
+ if (pdata->rep)
+ __set_bit(EV_REP, input->evbit);
+
+ input_set_capability(input, EV_MSC, MSC_SCAN);
+
+ input->name = "TWL4030 Keypad";
+ input->phys = "twl4030_keypad/input0";
+ input->dev.parent = &pdev->dev;
+
+ input->id.bustype = BUS_HOST;
+ input->id.vendor = 0x0001;
+ input->id.product = 0x0001;
+ input->id.version = 0x0003;
+
+ input->keycode = kp->keymap;
+ input->keycodesize = sizeof(kp->keymap[0]);
+ input->keycodemax = ARRAY_SIZE(kp->keymap);
+
+ matrix_keypad_build_keymap(keymap_data, TWL4030_ROW_SHIFT,
+ input->keycode, input->keybit);
+
+ error = input_register_device(input);
+ if (error) {
+ dev_err(kp->dbg_dev,
+ "Unable to register twl4030 keypad device\n");
+ goto err1;
+ }
+
+ error = twl4030_kp_program(kp);
+ if (error)
+ goto err2;
+
+ /*
+ * This ISR will always execute in kernel thread context because of
+ * the need to access the TWL4030 over the I2C bus.
+ *
+ * NOTE: we assume this host is wired to TWL4040 INT1, not INT2 ...
+ */
+ error = request_irq(kp->irq, do_kp_irq, 0, pdev->name, kp);
+ if (error) {
+ dev_info(kp->dbg_dev, "request_irq failed for irq no=%d\n",
+ kp->irq);
+ goto err3;
+ }
+
+ /* Enable KP and TO interrupts now. */
+ reg = (u8) ~(KEYP_IMR1_KP | KEYP_IMR1_TO);
+ if (twl4030_kpwrite_u8(kp, reg, KEYP_IMR1)) {
+ error = -EIO;
+ goto err4;
+ }
+
+ platform_set_drvdata(pdev, kp);
+ return 0;
+
+err4:
+ /* mask all events - we don't care about the result */
+ (void) twl4030_kpwrite_u8(kp, 0xff, KEYP_IMR1);
+err3:
+ free_irq(kp->irq, NULL);
+err2:
+ input_unregister_device(input);
+ input = NULL;
+err1:
+ input_free_device(input);
+ kfree(kp);
+ return error;
+}
+
+static int __devexit twl4030_kp_remove(struct platform_device *pdev)
+{
+ struct twl4030_keypad *kp = platform_get_drvdata(pdev);
+
+ free_irq(kp->irq, kp);
+ input_unregister_device(kp->input);
+ platform_set_drvdata(pdev, NULL);
+ kfree(kp);
+
+ return 0;
+}
+
+/*
+ * NOTE: twl4030 are multi-function devices connected via I2C.
+ * So this device is a child of an I2C parent, thus it needs to
+ * support unplug/replug (which most platform devices don't).
+ */
+
+static struct platform_driver twl4030_kp_driver = {
+ .probe = twl4030_kp_probe,
+ .remove = __devexit_p(twl4030_kp_remove),
+ .driver = {
+ .name = "twl4030_keypad",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init twl4030_kp_init(void)
+{
+ return platform_driver_register(&twl4030_kp_driver);
+}
+module_init(twl4030_kp_init);
+
+static void __exit twl4030_kp_exit(void)
+{
+ platform_driver_unregister(&twl4030_kp_driver);
+}
+module_exit(twl4030_kp_exit);
+
+MODULE_AUTHOR("Texas Instruments");
+MODULE_DESCRIPTION("TWL4030 Keypad Driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:twl4030_keypad");
+
diff --git a/drivers/input/keyboard/w90p910_keypad.c b/drivers/input/keyboard/w90p910_keypad.c
new file mode 100644
index 000000000000..6032def03707
--- /dev/null
+++ b/drivers/input/keyboard/w90p910_keypad.c
@@ -0,0 +1,281 @@
+/*
+ * Copyright (c) 2008-2009 Nuvoton technology corporation.
+ *
+ * Wan ZongShun <mcuos.com@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation;version 2 of the License.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/input.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/io.h>
+
+#include <mach/w90p910_keypad.h>
+
+/* Keypad Interface Control Registers */
+#define KPI_CONF 0x00
+#define KPI_3KCONF 0x04
+#define KPI_LPCONF 0x08
+#define KPI_STATUS 0x0C
+
+#define IS1KEY (0x01 << 16)
+#define INTTR (0x01 << 21)
+#define KEY0R (0x0f << 3)
+#define KEY0C 0x07
+#define DEBOUNCE_BIT 0x08
+#define KSIZE0 (0x01 << 16)
+#define KSIZE1 (0x01 << 17)
+#define KPSEL (0x01 << 19)
+#define ENKP (0x01 << 18)
+
+#define KGET_RAW(n) (((n) & KEY0R) >> 3)
+#define KGET_COLUMN(n) ((n) & KEY0C)
+
+#define W90P910_MAX_KEY_NUM (8 * 8)
+#define W90P910_ROW_SHIFT 3
+
+struct w90p910_keypad {
+ const struct w90p910_keypad_platform_data *pdata;
+ struct clk *clk;
+ struct input_dev *input_dev;
+ void __iomem *mmio_base;
+ int irq;
+ unsigned short keymap[W90P910_MAX_KEY_NUM];
+};
+
+static void w90p910_keypad_scan_matrix(struct w90p910_keypad *keypad,
+ unsigned int status)
+{
+ struct input_dev *input_dev = keypad->input_dev;
+ unsigned int row = KGET_RAW(status);
+ unsigned int col = KGET_COLUMN(status);
+ unsigned int code = MATRIX_SCAN_CODE(row, col, W90P910_ROW_SHIFT);
+ unsigned int key = keypad->keymap[code];
+
+ input_event(input_dev, EV_MSC, MSC_SCAN, code);
+ input_report_key(input_dev, key, 1);
+ input_sync(input_dev);
+
+ input_event(input_dev, EV_MSC, MSC_SCAN, code);
+ input_report_key(input_dev, key, 0);
+ input_sync(input_dev);
+}
+
+static irqreturn_t w90p910_keypad_irq_handler(int irq, void *dev_id)
+{
+ struct w90p910_keypad *keypad = dev_id;
+ unsigned int kstatus, val;
+
+ kstatus = __raw_readl(keypad->mmio_base + KPI_STATUS);
+
+ val = INTTR | IS1KEY;
+
+ if (kstatus & val)
+ w90p910_keypad_scan_matrix(keypad, kstatus);
+
+ return IRQ_HANDLED;
+}
+
+static int w90p910_keypad_open(struct input_dev *dev)
+{
+ struct w90p910_keypad *keypad = input_get_drvdata(dev);
+ const struct w90p910_keypad_platform_data *pdata = keypad->pdata;
+ unsigned int val, config;
+
+ /* Enable unit clock */
+ clk_enable(keypad->clk);
+
+ val = __raw_readl(keypad->mmio_base + KPI_CONF);
+ val |= (KPSEL | ENKP);
+ val &= ~(KSIZE0 | KSIZE1);
+
+ config = pdata->prescale | (pdata->debounce << DEBOUNCE_BIT);
+
+ val |= config;
+
+ __raw_writel(val, keypad->mmio_base + KPI_CONF);
+
+ return 0;
+}
+
+static void w90p910_keypad_close(struct input_dev *dev)
+{
+ struct w90p910_keypad *keypad = input_get_drvdata(dev);
+
+ /* Disable clock unit */
+ clk_disable(keypad->clk);
+}
+
+static int __devinit w90p910_keypad_probe(struct platform_device *pdev)
+{
+ const struct w90p910_keypad_platform_data *pdata =
+ pdev->dev.platform_data;
+ const struct matrix_keymap_data *keymap_data;
+ struct w90p910_keypad *keypad;
+ struct input_dev *input_dev;
+ struct resource *res;
+ int irq;
+ int error;
+
+ if (!pdata) {
+ dev_err(&pdev->dev, "no platform data defined\n");
+ return -EINVAL;
+ }
+
+ keymap_data = pdata->keymap_data;
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ dev_err(&pdev->dev, "failed to get keypad irq\n");
+ return -ENXIO;
+ }
+
+ keypad = kzalloc(sizeof(struct w90p910_keypad), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!keypad || !input_dev) {
+ dev_err(&pdev->dev, "failed to allocate driver data\n");
+ error = -ENOMEM;
+ goto failed_free;
+ }
+
+ keypad->pdata = pdata;
+ keypad->input_dev = input_dev;
+ keypad->irq = irq;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (res == NULL) {
+ dev_err(&pdev->dev, "failed to get I/O memory\n");
+ error = -ENXIO;
+ goto failed_free;
+ }
+
+ 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");
+ error = -EBUSY;
+ goto failed_free;
+ }
+
+ 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 = -ENXIO;
+ goto failed_free_res;
+ }
+
+ keypad->clk = clk_get(&pdev->dev, NULL);
+ if (IS_ERR(keypad->clk)) {
+ dev_err(&pdev->dev, "failed to get keypad clock\n");
+ error = PTR_ERR(keypad->clk);
+ goto failed_free_io;
+ }
+
+ /* set multi-function pin for w90p910 kpi. */
+ mfp_set_groupi(&pdev->dev);
+
+ input_dev->name = pdev->name;
+ input_dev->id.bustype = BUS_HOST;
+ input_dev->open = w90p910_keypad_open;
+ input_dev->close = w90p910_keypad_close;
+ input_dev->dev.parent = &pdev->dev;
+
+ input_dev->keycode = keypad->keymap;
+ input_dev->keycodesize = sizeof(keypad->keymap[0]);
+ input_dev->keycodemax = ARRAY_SIZE(keypad->keymap);
+
+ input_set_drvdata(input_dev, keypad);
+
+ input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
+ input_set_capability(input_dev, EV_MSC, MSC_SCAN);
+
+ matrix_keypad_build_keymap(keymap_data, W90P910_ROW_SHIFT,
+ input_dev->keycode, input_dev->keybit);
+
+ error = request_irq(keypad->irq, w90p910_keypad_irq_handler,
+ IRQF_DISABLED, pdev->name, keypad);
+ if (error) {
+ dev_err(&pdev->dev, "failed to request IRQ\n");
+ goto failed_put_clk;
+ }
+
+ /* 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);
+ return 0;
+
+failed_free_irq:
+ free_irq(irq, pdev);
+failed_put_clk:
+ clk_put(keypad->clk);
+failed_free_io:
+ iounmap(keypad->mmio_base);
+failed_free_res:
+ release_mem_region(res->start, resource_size(res));
+failed_free:
+ input_free_device(input_dev);
+ kfree(keypad);
+ return error;
+}
+
+static int __devexit w90p910_keypad_remove(struct platform_device *pdev)
+{
+ struct w90p910_keypad *keypad = platform_get_drvdata(pdev);
+ struct resource *res;
+
+ free_irq(keypad->irq, pdev);
+
+ clk_put(keypad->clk);
+
+ input_unregister_device(keypad->input_dev);
+
+ iounmap(keypad->mmio_base);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ release_mem_region(res->start, resource_size(res));
+
+ platform_set_drvdata(pdev, NULL);
+ kfree(keypad);
+
+ return 0;
+}
+
+static struct platform_driver w90p910_keypad_driver = {
+ .probe = w90p910_keypad_probe,
+ .remove = __devexit_p(w90p910_keypad_remove),
+ .driver = {
+ .name = "nuc900-keypad",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init w90p910_keypad_init(void)
+{
+ return platform_driver_register(&w90p910_keypad_driver);
+}
+
+static void __exit w90p910_keypad_exit(void)
+{
+ platform_driver_unregister(&w90p910_keypad_driver);
+}
+
+module_init(w90p910_keypad_init);
+module_exit(w90p910_keypad_exit);
+
+MODULE_AUTHOR("Wan ZongShun <mcuos.com@gmail.com>");
+MODULE_DESCRIPTION("w90p910 keypad driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:nuc900-keypad");
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-01 13:20:57 +0000