1 /* SPDX-License-Identifier: GPL-2.0-only */
11 #include <dt-bindings/leds/common.h>
33 enum led_brightness {
40 enum led_default_state {
47  * struct led_lookup_data - represents a single LED lookup entry
50  * @provider: name of led_classdev providing the LED
51  * @dev_id: name of the device associated with this LED
52  * @con_id: name of the LED from the device's point of view
66 	 * with in-driver hard-coded LED names used as a fallback when
73 	 * either for label based LED name composition path or for fwnode
78 	 * indicates if LED name should always comprise devicename section;
79 	 * only LEDs exposed by drivers of hot-pluggable devices should
86 enum led_default_state led_init_default_state_get(struct fwnode_handle *fwnode);
88 static inline enum led_default_state
100 	const char		*name;  member
128 	/* Brightness off also disables hw-blinking so it is a separate action */
138 					  enum led_brightness brightness);
140 	 * Set LED brightness level immediately - it can block the caller for
144 				       enum led_brightness brightness);
146 	enum led_brightness (*brightness_get)(struct led_classdev *led_cdev);
192 	/* true if activated - deactivate routine uses it to do cleanup */
198 	/* Unique trigger name supported by LED set in hw control mode */
204 	 * Return 0 on success. Return -EOPNOTSUPP when the passed flags are not
252  * led_classdev_register_ext - register a new object of LED class with
258  * Register a new object of LED class, with name derived from init_data.
267  * led_classdev_register - register a new object of LED class
271  * Register a new object of LED class, with name derived from the name property
321  * led_blink_set - set blinking with software fallback
334  * led_cdev->brightness_set() will not stop the blinking,
341  * led_blink_set_nosleep - set blinking, guaranteed to not sleep
353  * led_blink_set_oneshot - do a oneshot software blink
360  * delay_off time, ignoring the request if another one-shot
364  * delay_on and leave the led on after the on-off cycle.
372  * led_set_brightness - set LED brightness
383  * led_set_brightness_sync - set LED brightness synchronously
396  * led_update_brightness - update LED brightness
399  * Get an LED's current brightness and update led_cdev->brightness
407  * led_get_default_pattern - return default pattern
419  * led_sysfs_disable - disable LED sysfs interface
427  * led_sysfs_enable - enable LED sysfs interface
435  * led_compose_name - compose LED class device name
438  * @led_classdev_name: composed LED class device name
440  * Create LED class device name basing on the provided init_data argument.
441  * The name can have <devicename:color:function> or <color:function>.
450  * led_sysfs_is_disabled - check if LED sysfs interface is disabled
457 	return led_cdev->flags & LED_SYSFS_DISABLE;  in led_sysfs_is_disabled()
473 	const char	 *name;  member
477 	/* LED-private triggers have this set */
505 void led_trigger_register_simple(const char *name,
508 void led_trigger_event(struct led_trigger *trigger,  enum led_brightness event);
522 	led_cdev->trigger_data = trigger_data;  in led_set_trigger_data()
527 	return led_cdev->trigger_data;  in led_get_trigger_data()
531  * led_trigger_rename_static - rename a trigger
532  * @name: the new trigger name
535  * Change a LED trigger name by copying the string passed in
536  * name into current trigger name, which MUST be large
539  * Note that name must NOT point to the same string used
543  * allocated name.
545 void led_trigger_rename_static(const char *name, struct led_trigger *trig);
557 static inline void led_trigger_register_simple(const char *name,  in led_trigger_register_simple()  argument
561 				enum led_brightness event) {}  in led_trigger_event()
585 /* Trigger specific enum */
586 enum led_trigger_netdev_modes {
625 	const char	*name;  member
648 /* For the leds-gpio driver */
650 	const char *name;  member
686 enum cpu_led_event {
694 void ledtrig_cpu(enum cpu_led_event evt);
696 static inline void ledtrig_cpu(enum cpu_led_event evt)  in ledtrig_cpu()
707 	struct led_classdev *led_cdev, enum led_brightness brightness) { }  in led_classdev_notify_brightness_hw_changed()
711  * struct led_pattern - pattern interval settings
720 enum led_audio {
727 enum led_brightness ledtrig_audio_get(enum led_audio type);
728 void ledtrig_audio_set(enum led_audio type, enum led_brightness state);
730 static inline enum led_brightness ledtrig_audio_get(enum led_audio type)  in ledtrig_audio_get()
734 static inline void ledtrig_audio_set(enum led_audio type,  in ledtrig_audio_set()
735 				     enum led_brightness state)  in ledtrig_audio_set()