diff options
Diffstat (limited to 'include/linux/leds.h')
| -rw-r--r-- | include/linux/leds.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/leds.h b/include/linux/leds.h index 3aade1d8f410..6e53bb31c220 100644 --- a/include/linux/leds.h +++ b/include/linux/leds.h @@ -16,6 +16,7 @@ #include <linux/spinlock.h> #include <linux/rwsem.h> #include <linux/timer.h> +#include <linux/workqueue.h> struct device; /* @@ -69,6 +70,9 @@ struct led_classdev { struct timer_list blink_timer; int blink_brightness; + struct work_struct set_brightness_work; + int delayed_set_value; + #ifdef CONFIG_LEDS_TRIGGERS /* Protects the trigger data below */ struct rw_semaphore trigger_lock; @@ -237,4 +241,20 @@ struct gpio_led_platform_data { struct platform_device *gpio_led_register_device( int id, const struct gpio_led_platform_data *pdata); +enum cpu_led_event { + CPU_LED_IDLE_START, /* CPU enters idle */ + CPU_LED_IDLE_END, /* CPU idle ends */ + CPU_LED_START, /* Machine starts, especially resume */ + CPU_LED_STOP, /* Machine stops, especially suspend */ + CPU_LED_HALTED, /* Machine shutdown */ +}; +#ifdef CONFIG_LEDS_TRIGGER_CPU +extern void ledtrig_cpu(enum cpu_led_event evt); +#else +static inline void ledtrig_cpu(enum cpu_led_event evt) +{ + return; +} +#endif + #endif /* __LINUX_LEDS_H_INCLUDED */ |