| From | Jacek Anaszewski <> | Subject | [PATCH/RFC v5 01/57] leds: Add brightness_set_nonblocking op | Date | Tue, 11 Aug 2015 11:37:14 +0200 |
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This patch adds a new brightness_set_nonblocking op to the LED subsystem. The op is intended for drivers that set brightness in a non-blocking way, i.e. they neither sleep nor use delays while setting brightness.
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com> Cc: Bryan Wu <cooloney@gmail.com> Cc: Andrew Lunn <andrew@lunn.ch> Cc: Sakari Ailus <sakari.ailus@linux.intel.com> Cc: Pavel Machek <pavel@ucw.cz> Cc: Stas Sergeev <stsp@users.sourceforge.net> --- include/linux/leds.h | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/include/linux/leds.h b/include/linux/leds.h index b122eea..c32f1b8 100644 --- a/include/linux/leds.h +++ b/include/linux/leds.h @@ -53,6 +53,9 @@ struct led_classdev { /* Must not sleep, use a workqueue if needed */ void (*brightness_set)(struct led_classdev *led_cdev, enum led_brightness brightness); + /* Intended for drivers that set brightness in a non-blocking way */ + void (*brightness_set_nonblocking)(struct led_classdev *led_cdev, + enum led_brightness brightness); /* * Set LED brightness level immediately - it can block the caller for * the time required for accessing a LED device register. -- 1.7.9.5
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