diff options
Diffstat (limited to 'include/linux/leds.h')
| -rw-r--r-- | include/linux/leds.h | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/include/linux/leds.h b/include/linux/leds.h index 0d9b5eed714..0287ab29668 100644 --- a/include/linux/leds.h +++ b/include/linux/leds.h @@ -142,6 +142,10 @@ extern void led_set_brightness(struct led_classdev *led_cdev, /* * LED Triggers */ +/* Registration functions for simple triggers */ +#define DEFINE_LED_TRIGGER(x) static struct led_trigger *x; +#define DEFINE_LED_TRIGGER_GLOBAL(x) struct led_trigger *x; + #ifdef CONFIG_LEDS_TRIGGERS #define TRIG_NAME_MAX 50 @@ -164,9 +168,6 @@ struct led_trigger { extern int led_trigger_register(struct led_trigger *trigger); extern void led_trigger_unregister(struct led_trigger *trigger); -/* Registration functions for simple triggers */ -#define DEFINE_LED_TRIGGER(x) static struct led_trigger *x; -#define DEFINE_LED_TRIGGER_GLOBAL(x) struct led_trigger *x; extern void led_trigger_register_simple(const char *name, struct led_trigger **trigger); extern void led_trigger_unregister_simple(struct led_trigger *trigger); @@ -199,20 +200,30 @@ extern void led_trigger_rename_static(const char *name, #else -/* Triggers aren't active - null macros */ -#define DEFINE_LED_TRIGGER(x) -#define DEFINE_LED_TRIGGER_GLOBAL(x) -#define led_trigger_register_simple(x, y) do {} while(0) -#define led_trigger_unregister_simple(x) do {} while(0) -#define led_trigger_event(x, y) do {} while(0) +/* Trigger has no members */ +struct led_trigger {}; -#endif +/* Trigger inline empty functions */ +static inline void led_trigger_register_simple(const char *name, + struct led_trigger **trigger) {} +static inline void led_trigger_unregister_simple(struct led_trigger *trigger) {} +static inline void led_trigger_event(struct led_trigger *trigger, + enum led_brightness event) {} +#endif /* CONFIG_LEDS_TRIGGERS */ /* Trigger specific functions */ #ifdef CONFIG_LEDS_TRIGGER_IDE_DISK extern void ledtrig_ide_activity(void); #else -#define ledtrig_ide_activity() do {} while(0) +static inline void ledtrig_ide_activity(void) {} +#endif + +#if defined(CONFIG_LEDS_TRIGGER_CAMERA) || defined(CONFIG_LEDS_TRIGGER_CAMERA_MODULE) +extern void ledtrig_flash_ctrl(bool on); +extern void ledtrig_torch_ctrl(bool on); +#else +static inline void ledtrig_flash_ctrl(bool on) {} +static inline void ledtrig_torch_ctrl(bool on) {} #endif /* |