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Commit cc674c81 authored by Thadeu Lima de Souza Cascardo's avatar Thadeu Lima de Souza Cascardo Committed by Linus Torvalds
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leds: after setting inverted attribute, we must update the LED 



If we change the inverted attribute to another value, the LED will not be
inverted until we change the GPIO state.

Signed-off-by: default avatarThadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Cc: Samuel R. C. Vale <srcvale@holoscopio.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 48cccd26

drivers/leds/ledtrig-gpio.c

+3 −0
Original line number Diff line number Diff line
@@ -117,6 +117,9 @@ static ssize_t gpio_trig_inverted_store(struct device *dev, 


	gpio_data->inverted = !!inverted;



	/* After inverting, we need to update the LED. */

	schedule_work(&gpio_data->work);



	return n;

}

static DEVICE_ATTR(inverted, 0644, gpio_trig_inverted_show,