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Message-Id: <1335884506-15370-2-git-send-email-bryan.wu@canonical.com>
Date: Tue, 1 May 2012 23:01:28 +0800
From: Bryan Wu <bryan.wu@...onical.com>
To: linux@....linux.org.uk, rpurdie@...ys.net,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linus.walleij@...aro.org, akpm@...ux-foundation.org,
arnd.bergmann@...aro.org, nicolas.pitre@...aro.org,
tim.gardner@...onical.com
Subject: [PATCH 01/19] led-triggers: rename *trigger to *trig for unified naming scheme
No functional change.
Signed-off-by: Bryan Wu <bryan.wu@...onical.com>
---
drivers/leds/led-triggers.c | 84 +++++++++++++++++++++----------------------
1 file changed, 42 insertions(+), 42 deletions(-)
diff --git a/drivers/leds/led-triggers.c b/drivers/leds/led-triggers.c
index 46b4c76..b449ed8 100644
--- a/drivers/leds/led-triggers.c
+++ b/drivers/leds/led-triggers.c
@@ -99,7 +99,7 @@ ssize_t led_trigger_show(struct device *dev, struct device_attribute *attr,
EXPORT_SYMBOL_GPL(led_trigger_show);
/* Caller must ensure led_cdev->trigger_lock held */
-void led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trigger)
+void led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trig)
{
unsigned long flags;
@@ -114,13 +114,13 @@ void led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trigger)
led_cdev->trigger = NULL;
led_brightness_set(led_cdev, LED_OFF);
}
- if (trigger) {
- write_lock_irqsave(&trigger->leddev_list_lock, flags);
- list_add_tail(&led_cdev->trig_list, &trigger->led_cdevs);
- write_unlock_irqrestore(&trigger->leddev_list_lock, flags);
- led_cdev->trigger = trigger;
- if (trigger->activate)
- trigger->activate(led_cdev);
+ if (trig) {
+ write_lock_irqsave(&trig->leddev_list_lock, flags);
+ list_add_tail(&led_cdev->trig_list, &trig->led_cdevs);
+ write_unlock_irqrestore(&trig->leddev_list_lock, flags);
+ led_cdev->trigger = trig;
+ if (trig->activate)
+ trig->activate(led_cdev);
}
}
EXPORT_SYMBOL_GPL(led_trigger_set);
@@ -153,24 +153,24 @@ EXPORT_SYMBOL_GPL(led_trigger_set_default);
/* LED Trigger Interface */
-int led_trigger_register(struct led_trigger *trigger)
+int led_trigger_register(struct led_trigger *trig)
{
struct led_classdev *led_cdev;
- struct led_trigger *trig;
+ struct led_trigger *_trig;
- rwlock_init(&trigger->leddev_list_lock);
- INIT_LIST_HEAD(&trigger->led_cdevs);
+ rwlock_init(&trig->leddev_list_lock);
+ INIT_LIST_HEAD(&trig->led_cdevs);
down_write(&triggers_list_lock);
/* Make sure the trigger's name isn't already in use */
- list_for_each_entry(trig, &trigger_list, next_trig) {
- if (!strcmp(trig->name, trigger->name)) {
+ list_for_each_entry(_trig, &trigger_list, next_trig) {
+ if (!strcmp(_trig->name, trig->name)) {
up_write(&triggers_list_lock);
return -EEXIST;
}
}
/* Add to the list of led triggers */
- list_add_tail(&trigger->next_trig, &trigger_list);
+ list_add_tail(&trig->next_trig, &trigger_list);
up_write(&triggers_list_lock);
/* Register with any LEDs that have this as a default trigger */
@@ -178,8 +178,8 @@ int led_trigger_register(struct led_trigger *trigger)
list_for_each_entry(led_cdev, &leds_list, node) {
down_write(&led_cdev->trigger_lock);
if (!led_cdev->trigger && led_cdev->default_trigger &&
- !strcmp(led_cdev->default_trigger, trigger->name))
- led_trigger_set(led_cdev, trigger);
+ !strcmp(led_cdev->default_trigger, trig->name))
+ led_trigger_set(led_cdev, trig);
up_write(&led_cdev->trigger_lock);
}
up_read(&leds_list_lock);
@@ -188,20 +188,20 @@ int led_trigger_register(struct led_trigger *trigger)
}
EXPORT_SYMBOL_GPL(led_trigger_register);
-void led_trigger_unregister(struct led_trigger *trigger)
+void led_trigger_unregister(struct led_trigger *trig)
{
struct led_classdev *led_cdev;
/* Remove from the list of led triggers */
down_write(&triggers_list_lock);
- list_del(&trigger->next_trig);
+ list_del(&trig->next_trig);
up_write(&triggers_list_lock);
/* Remove anyone actively using this trigger */
down_read(&leds_list_lock);
list_for_each_entry(led_cdev, &leds_list, node) {
down_write(&led_cdev->trigger_lock);
- if (led_cdev->trigger == trigger)
+ if (led_cdev->trigger == trig)
led_trigger_set(led_cdev, NULL);
up_write(&led_cdev->trigger_lock);
}
@@ -211,58 +211,58 @@ EXPORT_SYMBOL_GPL(led_trigger_unregister);
/* Simple LED Tigger Interface */
-void led_trigger_event(struct led_trigger *trigger,
+void led_trigger_event(struct led_trigger *trig,
enum led_brightness brightness)
{
struct list_head *entry;
- if (!trigger)
+ if (!trig)
return;
- read_lock(&trigger->leddev_list_lock);
- list_for_each(entry, &trigger->led_cdevs) {
+ read_lock(&trig->leddev_list_lock);
+ list_for_each(entry, &trig->led_cdevs) {
struct led_classdev *led_cdev;
led_cdev = list_entry(entry, struct led_classdev, trig_list);
led_set_brightness(led_cdev, brightness);
}
- read_unlock(&trigger->leddev_list_lock);
+ read_unlock(&trig->leddev_list_lock);
}
EXPORT_SYMBOL_GPL(led_trigger_event);
-void led_trigger_blink(struct led_trigger *trigger,
+void led_trigger_blink(struct led_trigger *trig,
unsigned long *delay_on,
unsigned long *delay_off)
{
struct list_head *entry;
- if (!trigger)
+ if (!trig)
return;
- read_lock(&trigger->leddev_list_lock);
- list_for_each(entry, &trigger->led_cdevs) {
+ read_lock(&trig->leddev_list_lock);
+ list_for_each(entry, &trig->led_cdevs) {
struct led_classdev *led_cdev;
led_cdev = list_entry(entry, struct led_classdev, trig_list);
led_blink_set(led_cdev, delay_on, delay_off);
}
- read_unlock(&trigger->leddev_list_lock);
+ read_unlock(&trig->leddev_list_lock);
}
EXPORT_SYMBOL_GPL(led_trigger_blink);
void led_trigger_register_simple(const char *name, struct led_trigger **tp)
{
- struct led_trigger *trigger;
+ struct led_trigger *trig;
int err;
- trigger = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
+ trig = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
- if (trigger) {
- trigger->name = name;
- err = led_trigger_register(trigger);
+ if (trig) {
+ trig->name = name;
+ err = led_trigger_register(trig);
if (err < 0) {
- kfree(trigger);
- trigger = NULL;
+ kfree(trig);
+ trig = NULL;
printk(KERN_WARNING "LED trigger %s failed to register"
" (%d)\n", name, err);
}
@@ -270,15 +270,15 @@ void led_trigger_register_simple(const char *name, struct led_trigger **tp)
printk(KERN_WARNING "LED trigger %s failed to register"
" (no memory)\n", name);
- *tp = trigger;
+ *tp = trig;
}
EXPORT_SYMBOL_GPL(led_trigger_register_simple);
-void led_trigger_unregister_simple(struct led_trigger *trigger)
+void led_trigger_unregister_simple(struct led_trigger *trig)
{
- if (trigger)
- led_trigger_unregister(trigger);
- kfree(trigger);
+ if (trig)
+ led_trigger_unregister(trig);
+ kfree(trig);
}
EXPORT_SYMBOL_GPL(led_trigger_unregister_simple);
--
1.7.9.5
--
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