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 <[email protected]>
Cc: Bryan Wu <[email protected]>
Cc: Andrew Lunn <[email protected]>
Cc: Sakari Ailus <[email protected]>
Cc: Pavel Machek <[email protected]>
Cc: Stas Sergeev <[email protected]>
---
 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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