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| author |   Jean-Jacques Hiblot <jjhiblot@ti.com> | 2019-10-03 10:28:10 +0200 |
|---|---|---|
| committer |   Pavel <pavel@ucw.cz> | 2020-01-06 00:20:18 +0100 |
| commit | e389240ad99292d52a4f8ff30f16830dc9c63779 (patch) | |
| tree | 27cde4e5692f1f24562265e108b96568150643bd /include/linux/leds.h | |
| parent | leds: Add of_led_get() and led_put() (diff) | |
| download | linux-dev-e389240ad99292d52a4f8ff30f16830dc9c63779.tar.xz linux-dev-e389240ad99292d52a4f8ff30f16830dc9c63779.zip | |
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.h | 2 |
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 |