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authorJean-Jacques Hiblot <jjhiblot@ti.com>2019-10-03 10:28:10 +0200
committerPavel <pavel@ucw.cz>2020-01-06 00:20:18 +0100
commite389240ad99292d52a4f8ff30f16830dc9c63779 (patch)
tree27cde4e5692f1f24562265e108b96568150643bd /include/linux/leds.h
parent699a8c7c4bd376aee4808e6272188319e900c8af (diff)
leds: Add managed API to get a LED from a device driver
If the LED is acquired by a consumer device with devm_led_get(), it is automatically released when the device is detached. Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com> Acked-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Pavel Machek <pavel@ucw.cz>
Diffstat (limited to 'include/linux/leds.h')
-rw-r--r--include/linux/leds.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/leds.h b/include/linux/leds.h
index dcfb6a325866..75353e5f9d13 100644
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -199,6 +199,8 @@ void led_classdev_resume(struct led_classdev *led_cdev);
extern struct led_classdev *of_led_get(struct device_node *np, int index);
extern void led_put(struct led_classdev *led_cdev);
+struct led_classdev *__must_check devm_of_led_get(struct device *dev,
+ int index);
/**
* led_blink_set - set blinking with software fallback