From 4be44fcd3bf648b782f4460fd06dfae6c42ded4b Mon Sep 17 00:00:00 2001 From: Len Brown Date: Fri, 5 Aug 2005 00:44:28 -0400 Subject: [ACPI] Lindent all ACPI files Signed-off-by: Len Brown --- drivers/acpi/scan.c | 437 +++++++++++++++++++++++----------------------------- 1 file changed, 194 insertions(+), 243 deletions(-) (limited to 'drivers/acpi/scan.c') diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index cbcda30c172d..8a3ea41063ec 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -9,14 +9,10 @@ #include #include /* for acpi_ex_eisa_id_to_string() */ - #define _COMPONENT ACPI_BUS_COMPONENT -ACPI_MODULE_NAME ("scan") - +ACPI_MODULE_NAME("scan") #define STRUCT_TO_INT(s) (*((int*)&s)) - -extern struct acpi_device *acpi_root; - +extern struct acpi_device *acpi_root; #define ACPI_BUS_CLASS "system_bus" #define ACPI_BUS_HID "ACPI_BUS" @@ -27,13 +23,11 @@ static LIST_HEAD(acpi_device_list); DEFINE_SPINLOCK(acpi_device_lock); LIST_HEAD(acpi_wakeup_device_list); -static int -acpi_bus_trim(struct acpi_device *start, - int rmdevice); +static int acpi_bus_trim(struct acpi_device *start, int rmdevice); -static void acpi_device_release(struct kobject * kobj) +static void acpi_device_release(struct kobject *kobj) { - struct acpi_device * dev = container_of(kobj,struct acpi_device,kobj); + struct acpi_device *dev = container_of(kobj, struct acpi_device, kobj); if (dev->pnp.cid_list) kfree(dev->pnp.cid_list); kfree(dev); @@ -41,34 +35,34 @@ static void acpi_device_release(struct kobject * kobj) struct acpi_device_attribute { struct attribute attr; - ssize_t (*show)(struct acpi_device *, char *); - ssize_t (*store)(struct acpi_device *, const char *, size_t); + ssize_t(*show) (struct acpi_device *, char *); + ssize_t(*store) (struct acpi_device *, const char *, size_t); }; typedef void acpi_device_sysfs_files(struct kobject *, - const struct attribute *); + const struct attribute *); static void setup_sys_fs_device_files(struct acpi_device *dev, - acpi_device_sysfs_files *func); + acpi_device_sysfs_files * func); #define create_sysfs_device_files(dev) \ setup_sys_fs_device_files(dev, (acpi_device_sysfs_files *)&sysfs_create_file) #define remove_sysfs_device_files(dev) \ setup_sys_fs_device_files(dev, (acpi_device_sysfs_files *)&sysfs_remove_file) - #define to_acpi_device(n) container_of(n, struct acpi_device, kobj) #define to_handle_attr(n) container_of(n, struct acpi_device_attribute, attr); static ssize_t acpi_device_attr_show(struct kobject *kobj, - struct attribute *attr, char *buf) + struct attribute *attr, char *buf) { struct acpi_device *device = to_acpi_device(kobj); struct acpi_device_attribute *attribute = to_handle_attr(attr); return attribute->show ? attribute->show(device, buf) : -EIO; } static ssize_t acpi_device_attr_store(struct kobject *kobj, - struct attribute *attr, const char *buf, size_t len) + struct attribute *attr, const char *buf, + size_t len) { struct acpi_device *device = to_acpi_device(kobj); struct acpi_device_attribute *attribute = to_handle_attr(attr); @@ -76,13 +70,13 @@ static ssize_t acpi_device_attr_store(struct kobject *kobj, } static struct sysfs_ops acpi_device_sysfs_ops = { - .show = acpi_device_attr_show, - .store = acpi_device_attr_store, + .show = acpi_device_attr_show, + .store = acpi_device_attr_store, }; static struct kobj_type ktype_acpi_ns = { - .sysfs_ops = &acpi_device_sysfs_ops, - .release = acpi_device_release, + .sysfs_ops = &acpi_device_sysfs_ops, + .release = acpi_device_release, }; static int namespace_hotplug(struct kset *kset, struct kobject *kobj, @@ -110,16 +104,16 @@ static struct kset_hotplug_ops namespace_hotplug_ops = { }; static struct kset acpi_namespace_kset = { - .kobj = { - .name = "namespace", - }, + .kobj = { + .name = "namespace", + }, .subsys = &acpi_subsys, - .ktype = &ktype_acpi_ns, + .ktype = &ktype_acpi_ns, .hotplug_ops = &namespace_hotplug_ops, }; - -static void acpi_device_register(struct acpi_device * device, struct acpi_device * parent) +static void acpi_device_register(struct acpi_device *device, + struct acpi_device *parent) { /* * Linkage @@ -134,14 +128,14 @@ static void acpi_device_register(struct acpi_device * device, struct acpi_device spin_lock(&acpi_device_lock); if (device->parent) { list_add_tail(&device->node, &device->parent->children); - list_add_tail(&device->g_list,&device->parent->g_list); + list_add_tail(&device->g_list, &device->parent->g_list); } else - list_add_tail(&device->g_list,&acpi_device_list); + list_add_tail(&device->g_list, &acpi_device_list); if (device->wakeup.flags.valid) - list_add_tail(&device->wakeup_list,&acpi_wakeup_device_list); + list_add_tail(&device->wakeup_list, &acpi_wakeup_device_list); spin_unlock(&acpi_device_lock); - strlcpy(device->kobj.name,device->pnp.bus_id,KOBJ_NAME_LEN); + strlcpy(device->kobj.name, device->pnp.bus_id, KOBJ_NAME_LEN); if (parent) device->kobj.parent = &parent->kobj; device->kobj.ktype = &ktype_acpi_ns; @@ -150,10 +144,7 @@ static void acpi_device_register(struct acpi_device * device, struct acpi_device create_sysfs_device_files(device); } -static int -acpi_device_unregister ( - struct acpi_device *device, - int type) +static int acpi_device_unregister(struct acpi_device *device, int type) { spin_lock(&acpi_device_lock); if (device->parent) { @@ -172,11 +163,7 @@ acpi_device_unregister ( return 0; } -void -acpi_bus_data_handler ( - acpi_handle handle, - u32 function, - void *context) +void acpi_bus_data_handler(acpi_handle handle, u32 function, void *context) { ACPI_FUNCTION_TRACE("acpi_bus_data_handler"); @@ -185,13 +172,11 @@ acpi_bus_data_handler ( return_VOID; } -static int -acpi_bus_get_power_flags ( - struct acpi_device *device) +static int acpi_bus_get_power_flags(struct acpi_device *device) { - acpi_status status = 0; - acpi_handle handle = NULL; - u32 i = 0; + acpi_status status = 0; + acpi_handle handle = NULL; + u32 i = 0; ACPI_FUNCTION_TRACE("acpi_bus_get_power_flags"); @@ -210,11 +195,11 @@ acpi_bus_get_power_flags ( */ for (i = ACPI_STATE_D0; i <= ACPI_STATE_D3; i++) { struct acpi_device_power_state *ps = &device->power.states[i]; - char object_name[5] = {'_','P','R','0'+i,'\0'}; + char object_name[5] = { '_', 'P', 'R', '0' + i, '\0' }; /* Evaluate "_PRx" to se if power resources are referenced */ acpi_evaluate_reference(device->handle, object_name, NULL, - &ps->resources); + &ps->resources); if (ps->resources.count) { device->power.flags.power_resources = 1; ps->flags.valid = 1; @@ -232,7 +217,7 @@ acpi_bus_get_power_flags ( if (ps->resources.count || ps->flags.explicit_set) ps->flags.valid = 1; - ps->power = -1; /* Unknown - driver assigned */ + ps->power = -1; /* Unknown - driver assigned */ ps->latency = -1; /* Unknown - driver assigned */ } @@ -249,13 +234,10 @@ acpi_bus_get_power_flags ( return_VALUE(0); } -int -acpi_match_ids ( - struct acpi_device *device, - char *ids) +int acpi_match_ids(struct acpi_device *device, char *ids) { int error = 0; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; if (device->flags.hardware_id) if (strstr(ids, device->pnp.hardware_id)) @@ -266,27 +248,25 @@ acpi_match_ids ( int i; /* compare multiple _CID entries against driver ids */ - for (i = 0; i < cid_list->count; i++) - { + for (i = 0; i < cid_list->count; i++) { if (strstr(ids, cid_list->id[i].value)) goto Done; } } error = -ENOENT; - Done: + Done: if (buffer.pointer) acpi_os_free(buffer.pointer); return error; } static acpi_status -acpi_bus_extract_wakeup_device_power_package ( - struct acpi_device *device, - union acpi_object *package) +acpi_bus_extract_wakeup_device_power_package(struct acpi_device *device, + union acpi_object *package) { - int i = 0; - union acpi_object *element = NULL; + int i = 0; + union acpi_object *element = NULL; if (!device || !package || (package->package.count < 2)) return AE_BAD_PARAMETER; @@ -296,14 +276,17 @@ acpi_bus_extract_wakeup_device_power_package ( return AE_BAD_PARAMETER; if (element->type == ACPI_TYPE_PACKAGE) { if ((element->package.count < 2) || - (element->package.elements[0].type != ACPI_TYPE_LOCAL_REFERENCE) || - (element->package.elements[1].type != ACPI_TYPE_INTEGER)) + (element->package.elements[0].type != + ACPI_TYPE_LOCAL_REFERENCE) + || (element->package.elements[1].type != ACPI_TYPE_INTEGER)) return AE_BAD_DATA; - device->wakeup.gpe_device = element->package.elements[0].reference.handle; - device->wakeup.gpe_number = (u32)element->package.elements[1].integer.value; - }else if (element->type == ACPI_TYPE_INTEGER) { + device->wakeup.gpe_device = + element->package.elements[0].reference.handle; + device->wakeup.gpe_number = + (u32) element->package.elements[1].integer.value; + } else if (element->type == ACPI_TYPE_INTEGER) { device->wakeup.gpe_number = element->integer.value; - }else + } else return AE_BAD_DATA; element = &(package->package.elements[1]); @@ -316,9 +299,9 @@ acpi_bus_extract_wakeup_device_power_package ( return AE_NO_MEMORY; } device->wakeup.resources.count = package->package.count - 2; - for (i=0; i < device->wakeup.resources.count; i++) { + for (i = 0; i < device->wakeup.resources.count; i++) { element = &(package->package.elements[i + 2]); - if (element->type != ACPI_TYPE_ANY ) { + if (element->type != ACPI_TYPE_ANY) { return AE_BAD_DATA; } @@ -328,13 +311,11 @@ acpi_bus_extract_wakeup_device_power_package ( return AE_OK; } -static int -acpi_bus_get_wakeup_device_flags ( - struct acpi_device *device) +static int acpi_bus_get_wakeup_device_flags(struct acpi_device *device) { - acpi_status status = 0; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - union acpi_object *package = NULL; + acpi_status status = 0; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *package = NULL; ACPI_FUNCTION_TRACE("acpi_bus_get_wakeup_flags"); @@ -345,21 +326,22 @@ acpi_bus_get_wakeup_device_flags ( goto end; } - package = (union acpi_object *) buffer.pointer; + package = (union acpi_object *)buffer.pointer; status = acpi_bus_extract_wakeup_device_power_package(device, package); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error extracting _PRW package\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error extracting _PRW package\n")); goto end; } acpi_os_free(buffer.pointer); device->wakeup.flags.valid = 1; - /* Power button, Lid switch always enable wakeup*/ + /* Power button, Lid switch always enable wakeup */ if (!acpi_match_ids(device, "PNP0C0D,PNP0C0C,PNP0C0E")) device->wakeup.flags.run_wake = 1; -end: + end: if (ACPI_FAILURE(status)) device->flags.wake_capable = 0; return_VALUE(0); @@ -368,8 +350,8 @@ end: /* -------------------------------------------------------------------------- ACPI hotplug sysfs device file support -------------------------------------------------------------------------- */ -static ssize_t acpi_eject_store(struct acpi_device *device, - const char *buf, size_t count); +static ssize_t acpi_eject_store(struct acpi_device *device, + const char *buf, size_t count); #define ACPI_DEVICE_ATTR(_name,_mode,_show,_store) \ static struct acpi_device_attribute acpi_device_attr_##_name = \ @@ -383,12 +365,11 @@ ACPI_DEVICE_ATTR(eject, 0200, NULL, acpi_eject_store); * @func: function pointer to create or destroy the device file */ static void -setup_sys_fs_device_files ( - struct acpi_device *dev, - acpi_device_sysfs_files *func) +setup_sys_fs_device_files(struct acpi_device *dev, + acpi_device_sysfs_files * func) { - acpi_status status; - acpi_handle temp = NULL; + acpi_status status; + acpi_handle temp = NULL; /* * If device has _EJ0, 'eject' file is created that is used to trigger @@ -396,11 +377,10 @@ setup_sys_fs_device_files ( */ status = acpi_get_handle(dev->handle, "_EJ0", &temp); if (ACPI_SUCCESS(status)) - (*(func))(&dev->kobj,&acpi_device_attr_eject.attr); + (*(func)) (&dev->kobj, &acpi_device_attr_eject.attr); } -static int -acpi_eject_operation(acpi_handle handle, int lockable) +static int acpi_eject_operation(acpi_handle handle, int lockable) { struct acpi_object_list arg_list; union acpi_object arg; @@ -429,27 +409,25 @@ acpi_eject_operation(acpi_handle handle, int lockable) status = acpi_evaluate_object(handle, "_EJ0", &arg_list, NULL); if (ACPI_FAILURE(status)) { - return(-ENODEV); + return (-ENODEV); } - return(0); + return (0); } - static ssize_t acpi_eject_store(struct acpi_device *device, const char *buf, size_t count) { - int result; - int ret = count; - int islockable; - acpi_status status; - acpi_handle handle; - acpi_object_type type = 0; + int result; + int ret = count; + int islockable; + acpi_status status; + acpi_handle handle; + acpi_object_type type = 0; if ((!count) || (buf[0] != '1')) { return -EINVAL; } - #ifndef FORCE_EJECT if (device->driver == NULL) { ret = -ENODEV; @@ -457,7 +435,7 @@ acpi_eject_store(struct acpi_device *device, const char *buf, size_t count) } #endif status = acpi_get_type(device->handle, &type); - if (ACPI_FAILURE(status) || (!device->flags.ejectable) ) { + if (ACPI_FAILURE(status) || (!device->flags.ejectable)) { ret = -ENODEV; goto err; } @@ -476,18 +454,15 @@ acpi_eject_store(struct acpi_device *device, const char *buf, size_t count) if (result) { ret = -EBUSY; } -err: + err: return ret; } - /* -------------------------------------------------------------------------- Performance Management -------------------------------------------------------------------------- */ -static int -acpi_bus_get_perf_flags ( - struct acpi_device *device) +static int acpi_bus_get_perf_flags(struct acpi_device *device) { device->performance.state = ACPI_STATE_UNKNOWN; return 0; @@ -500,7 +475,6 @@ acpi_bus_get_perf_flags ( static LIST_HEAD(acpi_bus_drivers); static DECLARE_MUTEX(acpi_bus_drivers_lock); - /** * acpi_bus_match * -------------- @@ -508,16 +482,13 @@ static DECLARE_MUTEX(acpi_bus_drivers_lock); * matches the specified driver's criteria. */ static int -acpi_bus_match ( - struct acpi_device *device, - struct acpi_driver *driver) +acpi_bus_match(struct acpi_device *device, struct acpi_driver *driver) { if (driver && driver->ops.match) return driver->ops.match(device, driver); return acpi_match_ids(device, driver->ids); } - /** * acpi_bus_driver_init * -------------------- @@ -525,11 +496,9 @@ acpi_bus_match ( * driver is bound to a device. Invokes the driver's add() and start() ops. */ static int -acpi_bus_driver_init ( - struct acpi_device *device, - struct acpi_driver *driver) +acpi_bus_driver_init(struct acpi_device *device, struct acpi_driver *driver) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_bus_driver_init"); @@ -553,13 +522,12 @@ acpi_bus_driver_init ( * upon possible configuration and currently allocated resources. */ - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Driver successfully bound to device\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Driver successfully bound to device\n")); return_VALUE(0); } -int -acpi_start_single_object ( - struct acpi_device *device) +int acpi_start_single_object(struct acpi_device *device) { int result = 0; struct acpi_driver *driver; @@ -578,16 +546,17 @@ acpi_start_single_object ( return_VALUE(result); } -static int acpi_driver_attach(struct acpi_driver * drv) +static int acpi_driver_attach(struct acpi_driver *drv) { - struct list_head * node, * next; + struct list_head *node, *next; int count = 0; ACPI_FUNCTION_TRACE("acpi_driver_attach"); spin_lock(&acpi_device_lock); list_for_each_safe(node, next, &acpi_device_list) { - struct acpi_device * dev = container_of(node, struct acpi_device, g_list); + struct acpi_device *dev = + container_of(node, struct acpi_device, g_list); if (dev->driver || !dev->status.present) continue; @@ -598,7 +567,8 @@ static int acpi_driver_attach(struct acpi_driver * drv) acpi_start_single_object(dev); atomic_inc(&drv->references); count++; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found driver [%s] for device [%s]\n", + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Found driver [%s] for device [%s]\n", drv->name, dev->pnp.bus_id)); } } @@ -608,20 +578,21 @@ static int acpi_driver_attach(struct acpi_driver * drv) return_VALUE(count); } -static int acpi_driver_detach(struct acpi_driver * drv) +static int acpi_driver_detach(struct acpi_driver *drv) { - struct list_head * node, * next; + struct list_head *node, *next; ACPI_FUNCTION_TRACE("acpi_driver_detach"); spin_lock(&acpi_device_lock); - list_for_each_safe(node,next,&acpi_device_list) { - struct acpi_device * dev = container_of(node,struct acpi_device,g_list); + list_for_each_safe(node, next, &acpi_device_list) { + struct acpi_device *dev = + container_of(node, struct acpi_device, g_list); if (dev->driver == drv) { spin_unlock(&acpi_device_lock); if (drv->ops.remove) - drv->ops.remove(dev,ACPI_BUS_REMOVAL_NORMAL); + drv->ops.remove(dev, ACPI_BUS_REMOVAL_NORMAL); spin_lock(&acpi_device_lock); dev->driver = NULL; dev->driver_data = NULL; @@ -640,9 +611,7 @@ static int acpi_driver_detach(struct acpi_driver * drv) * number of devices that were claimed by the driver, or a negative * error status for failure. */ -int -acpi_bus_register_driver ( - struct acpi_driver *driver) +int acpi_bus_register_driver(struct acpi_driver *driver) { int count; @@ -661,8 +630,8 @@ acpi_bus_register_driver ( return_VALUE(count); } -EXPORT_SYMBOL(acpi_bus_register_driver); +EXPORT_SYMBOL(acpi_bus_register_driver); /** * acpi_bus_unregister_driver @@ -670,9 +639,7 @@ EXPORT_SYMBOL(acpi_bus_register_driver); * Unregisters a driver with the ACPI bus. Searches the namespace for all * devices that match the driver's criteria and unbinds. */ -int -acpi_bus_unregister_driver ( - struct acpi_driver *driver) +int acpi_bus_unregister_driver(struct acpi_driver *driver) { int error = 0; @@ -685,11 +652,12 @@ acpi_bus_unregister_driver ( spin_lock(&acpi_device_lock); list_del_init(&driver->node); spin_unlock(&acpi_device_lock); - } - } else + } + } else error = -EINVAL; return_VALUE(error); } + EXPORT_SYMBOL(acpi_bus_unregister_driver); /** @@ -698,18 +666,17 @@ EXPORT_SYMBOL(acpi_bus_unregister_driver); * Parses the list of registered drivers looking for a driver applicable for * the specified device. */ -static int -acpi_bus_find_driver ( - struct acpi_device *device) +static int acpi_bus_find_driver(struct acpi_device *device) { - int result = 0; - struct list_head * node, *next; + int result = 0; + struct list_head *node, *next; ACPI_FUNCTION_TRACE("acpi_bus_find_driver"); spin_lock(&acpi_device_lock); - list_for_each_safe(node,next,&acpi_bus_drivers) { - struct acpi_driver * driver = container_of(node,struct acpi_driver,node); + list_for_each_safe(node, next, &acpi_bus_drivers) { + struct acpi_driver *driver = + container_of(node, struct acpi_driver, node); atomic_inc(&driver->references); spin_unlock(&acpi_device_lock); @@ -723,21 +690,18 @@ acpi_bus_find_driver ( } spin_unlock(&acpi_device_lock); - Done: + Done: return_VALUE(result); } - /* -------------------------------------------------------------------------- Device Enumeration -------------------------------------------------------------------------- */ -static int -acpi_bus_get_flags ( - struct acpi_device *device) +static int acpi_bus_get_flags(struct acpi_device *device) { - acpi_status status = AE_OK; - acpi_handle temp = NULL; + acpi_status status = AE_OK; + acpi_handle temp = NULL; ACPI_FUNCTION_TRACE("acpi_bus_get_flags"); @@ -788,11 +752,12 @@ acpi_bus_get_flags ( return_VALUE(0); } -static void acpi_device_get_busid(struct acpi_device * device, acpi_handle handle, int type) +static void acpi_device_get_busid(struct acpi_device *device, + acpi_handle handle, int type) { - char bus_id[5] = {'?',0}; - struct acpi_buffer buffer = {sizeof(bus_id), bus_id}; - int i = 0; + char bus_id[5] = { '?', 0 }; + struct acpi_buffer buffer = { sizeof(bus_id), bus_id }; + int i = 0; /* * Bus ID @@ -824,21 +789,22 @@ static void acpi_device_get_busid(struct acpi_device * device, acpi_handle handl } } -static void acpi_device_set_id(struct acpi_device * device, struct acpi_device * parent, - acpi_handle handle, int type) +static void acpi_device_set_id(struct acpi_device *device, + struct acpi_device *parent, acpi_handle handle, + int type) { - struct acpi_device_info *info; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - char *hid = NULL; - char *uid = NULL; + struct acpi_device_info *info; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + char *hid = NULL; + char *uid = NULL; struct acpi_compatible_id_list *cid_list = NULL; - acpi_status status; + acpi_status status; switch (type) { case ACPI_BUS_TYPE_DEVICE: status = acpi_get_object_info(handle, &buffer); if (ACPI_FAILURE(status)) { - printk("%s: Error reading device info\n",__FUNCTION__); + printk("%s: Error reading device info\n", __FUNCTION__); return; } @@ -904,7 +870,7 @@ static void acpi_device_set_id(struct acpi_device * device, struct acpi_device * acpi_os_free(buffer.pointer); } -static int acpi_device_set_context(struct acpi_device * device, int type) +static int acpi_device_set_context(struct acpi_device *device, int type) { acpi_status status = AE_OK; int result = 0; @@ -916,10 +882,10 @@ static int acpi_device_set_context(struct acpi_device * device, int type) * to be careful with fixed-feature devices as they all attach to the * root object. */ - if (type != ACPI_BUS_TYPE_POWER_BUTTON && + if (type != ACPI_BUS_TYPE_POWER_BUTTON && type != ACPI_BUS_TYPE_SLEEP_BUTTON) { status = acpi_attach_data(device->handle, - acpi_bus_data_handler, device); + acpi_bus_data_handler, device); if (ACPI_FAILURE(status)) { printk("Error attaching device data\n"); @@ -929,12 +895,13 @@ static int acpi_device_set_context(struct acpi_device * device, int type) return result; } -static void acpi_device_get_debug_info(struct acpi_device * device, acpi_handle handle, int type) +static void acpi_device_get_debug_info(struct acpi_device *device, + acpi_handle handle, int type) { #ifdef CONFIG_ACPI_DEBUG_OUTPUT - char *type_string = NULL; - char name[80] = {'?','\0'}; - struct acpi_buffer buffer = {sizeof(name), name}; + char *type_string = NULL; + char name[80] = { '?', '\0' }; + struct acpi_buffer buffer = { sizeof(name), name }; switch (type) { case ACPI_BUS_TYPE_DEVICE: @@ -968,18 +935,14 @@ static void acpi_device_get_debug_info(struct acpi_device * device, acpi_handle } printk(KERN_DEBUG "Found %s %s [%p]\n", type_string, name, handle); -#endif /*CONFIG_ACPI_DEBUG_OUTPUT*/ +#endif /*CONFIG_ACPI_DEBUG_OUTPUT */ } - -static int -acpi_bus_remove ( - struct acpi_device *dev, - int rmdevice) +static int acpi_bus_remove(struct acpi_device *dev, int rmdevice) { - int result = 0; - struct acpi_driver *driver; - + int result = 0; + struct acpi_driver *driver; + ACPI_FUNCTION_TRACE("acpi_bus_remove"); if (!dev) @@ -1012,22 +975,18 @@ acpi_bus_remove ( if ((dev->parent) && (dev->parent->ops.unbind)) dev->parent->ops.unbind(dev); } - + acpi_device_unregister(dev, ACPI_BUS_REMOVAL_EJECT); return_VALUE(0); } - static int -acpi_add_single_object ( - struct acpi_device **child, - struct acpi_device *parent, - acpi_handle handle, - int type) +acpi_add_single_object(struct acpi_device **child, + struct acpi_device *parent, acpi_handle handle, int type) { - int result = 0; - struct acpi_device *device = NULL; + int result = 0; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_add_single_object"); @@ -1044,7 +1003,7 @@ acpi_add_single_object ( device->handle = handle; device->parent = parent; - acpi_device_get_busid(device,handle,type); + acpi_device_get_busid(device, handle, type); /* * Flags @@ -1092,7 +1051,7 @@ acpi_add_single_object ( * Hardware ID, Unique ID, & Bus Address * ------------------------------------- */ - acpi_device_set_id(device,parent,handle,type); + acpi_device_set_id(device, parent, handle, type); /* * Power Management @@ -1104,7 +1063,7 @@ acpi_add_single_object ( goto end; } - /* + /* * Wakeup device management *----------------------- */ @@ -1124,12 +1083,12 @@ acpi_add_single_object ( goto end; } - if ((result = acpi_device_set_context(device,type))) + if ((result = acpi_device_set_context(device, type))) goto end; - acpi_device_get_debug_info(device,handle,type); + acpi_device_get_debug_info(device, handle, type); - acpi_device_register(device,parent); + acpi_device_register(device, parent); /* * Bind _ADR-Based Devices @@ -1154,7 +1113,7 @@ acpi_add_single_object ( */ result = acpi_bus_find_driver(device); -end: + end: if (!result) *child = device; else { @@ -1166,17 +1125,15 @@ end: return_VALUE(result); } - -static int acpi_bus_scan (struct acpi_device *start, - struct acpi_bus_ops *ops) +static int acpi_bus_scan(struct acpi_device *start, struct acpi_bus_ops *ops) { - acpi_status status = AE_OK; - struct acpi_device *parent = NULL; - struct acpi_device *child = NULL; - acpi_handle phandle = NULL; - acpi_handle chandle = NULL; - acpi_object_type type = 0; - u32 level = 1; + acpi_status status = AE_OK; + struct acpi_device *parent = NULL; + struct acpi_device *child = NULL; + acpi_handle phandle = NULL; + acpi_handle chandle = NULL; + acpi_object_type type = 0; + u32 level = 1; ACPI_FUNCTION_TRACE("acpi_bus_scan"); @@ -1185,7 +1142,7 @@ static int acpi_bus_scan (struct acpi_device *start, parent = start; phandle = start->handle; - + /* * Parse through the ACPI namespace, identify all 'devices', and * create a new 'struct acpi_device' for each. @@ -1193,7 +1150,7 @@ static int acpi_bus_scan (struct acpi_device *start, while ((level > 0) && parent) { status = acpi_get_next_object(ACPI_TYPE_ANY, phandle, - chandle, &chandle); + chandle, &chandle); /* * If this scope is exhausted then move our way back up. @@ -1243,12 +1200,12 @@ static int acpi_bus_scan (struct acpi_device *start, if (ops->acpi_op_add) status = acpi_add_single_object(&child, parent, - chandle, type); - else + chandle, type); + else status = acpi_bus_get_device(chandle, &child); - if (ACPI_FAILURE(status)) - continue; + if (ACPI_FAILURE(status)) + continue; if (ops->acpi_op_start) { status = acpi_start_single_object(child); @@ -1264,7 +1221,7 @@ static int acpi_bus_scan (struct acpi_device *start, * which will be enumerated when the parent is inserted). * * TBD: Need notifications and other detection mechanisms - * in place before we can fully implement this. + * in place before we can fully implement this. */ if (child->status.present) { status = acpi_get_next_object(ACPI_TYPE_ANY, chandle, @@ -1282,11 +1239,8 @@ static int acpi_bus_scan (struct acpi_device *start, } int -acpi_bus_add ( - struct acpi_device **child, - struct acpi_device *parent, - acpi_handle handle, - int type) +acpi_bus_add(struct acpi_device **child, + struct acpi_device *parent, acpi_handle handle, int type) { int result; struct acpi_bus_ops ops; @@ -1301,11 +1255,10 @@ acpi_bus_add ( } return_VALUE(result); } + EXPORT_SYMBOL(acpi_bus_add); -int -acpi_bus_start ( - struct acpi_device *device) +int acpi_bus_start(struct acpi_device *device) { int result; struct acpi_bus_ops ops; @@ -1323,26 +1276,25 @@ acpi_bus_start ( } return_VALUE(result); } + EXPORT_SYMBOL(acpi_bus_start); -static int -acpi_bus_trim(struct acpi_device *start, - int rmdevice) +static int acpi_bus_trim(struct acpi_device *start, int rmdevice) { - acpi_status status; - struct acpi_device *parent, *child; - acpi_handle phandle, chandle; - acpi_object_type type; - u32 level = 1; - int err = 0; - - parent = start; + acpi_status status; + struct acpi_device *parent, *child; + acpi_handle phandle, chandle; + acpi_object_type type; + u32 level = 1; + int err = 0; + + parent = start; phandle = start->handle; child = chandle = NULL; while ((level > 0) && parent && (!err)) { status = acpi_get_next_object(ACPI_TYPE_ANY, phandle, - chandle, &chandle); + chandle, &chandle); /* * If this scope is exhausted then move our way back up. @@ -1381,12 +1333,10 @@ acpi_bus_trim(struct acpi_device *start, return err; } -static int -acpi_bus_scan_fixed ( - struct acpi_device *root) +static int acpi_bus_scan_fixed(struct acpi_device *root) { - int result = 0; - struct acpi_device *device = NULL; + int result = 0; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_bus_scan_fixed"); @@ -1398,14 +1348,16 @@ acpi_bus_scan_fixed ( */ if (acpi_fadt.pwr_button == 0) { result = acpi_add_single_object(&device, acpi_root, - NULL, ACPI_BUS_TYPE_POWER_BUTTON); + NULL, + ACPI_BUS_TYPE_POWER_BUTTON); if (!result) result = acpi_start_single_object(device); } if (acpi_fadt.sleep_button == 0) { result = acpi_add_single_object(&device, acpi_root, - NULL, ACPI_BUS_TYPE_SLEEP_BUTTON); + NULL, + ACPI_BUS_TYPE_SLEEP_BUTTON); if (!result) result = acpi_start_single_object(device); } @@ -1413,7 +1365,6 @@ acpi_bus_scan_fixed ( return_VALUE(result); } - static int __init acpi_scan_init(void) { int result; @@ -1430,7 +1381,7 @@ static int __init acpi_scan_init(void) * Create the root device in the bus's device tree */ result = acpi_add_single_object(&acpi_root, NULL, ACPI_ROOT_OBJECT, - ACPI_BUS_TYPE_SYSTEM); + ACPI_BUS_TYPE_SYSTEM); if (result) goto Done; @@ -1450,7 +1401,7 @@ static int __init acpi_scan_init(void) if (result) acpi_device_unregister(acpi_root, ACPI_BUS_REMOVAL_NORMAL); - Done: + Done: return_VALUE(result); } -- cgit v1.2.3