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authorNémeth Márton <nm127@freemail.hu>2008-03-09 23:54:37 +0300
committerRichard Purdie <rpurdie@rpsys.net>2008-04-25 02:34:18 +0400
commit0013b23d66a2768f5babbb0ea9f03ab067a990d8 (patch)
tree14d60a50bb68e422767a268cd737f70ef4e6e19d /drivers/leds/leds.h
parentb3ba31f84ea041c0945b5904d4c407ce14b2b72c (diff)
downloadlinux-0013b23d66a2768f5babbb0ea9f03ab067a990d8.tar.xz
leds: disable triggers on brightness set
Disable any active triggers when the brightness attribute is set to zero. Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Signed-off-by: Márton Németh <nm127@freemail.hu> Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Diffstat (limited to 'drivers/leds/leds.h')
-rw-r--r--drivers/leds/leds.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/leds/leds.h b/drivers/leds/leds.h
index 12b6fe93b135..0214799639f7 100644
--- a/drivers/leds/leds.h
+++ b/drivers/leds/leds.h
@@ -27,6 +27,11 @@ static inline void led_set_brightness(struct led_classdev *led_cdev,
led_cdev->brightness_set(led_cdev, value);
}
+static inline int led_get_brightness(struct led_classdev *led_cdev)
+{
+ return led_cdev->brightness;
+}
+
extern struct rw_semaphore leds_list_lock;
extern struct list_head leds_list;
@@ -34,9 +39,11 @@ extern struct list_head leds_list;
void led_trigger_set_default(struct led_classdev *led_cdev);
void led_trigger_set(struct led_classdev *led_cdev,
struct led_trigger *trigger);
+void led_trigger_remove(struct led_classdev *led_cdev);
#else
#define led_trigger_set_default(x) do {} while(0)
#define led_trigger_set(x, y) do {} while(0)
+#define led_trigger_remove(x) do {} while(0)
#endif
ssize_t led_trigger_store(struct device *dev, struct device_attribute *attr,