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: Thadeu Lima de Souza Cascardo <[email protected]>
Cc: Samuel R. C. Vale <[email protected]>
Cc: Richard Purdie <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Thadeu Lima de Souza Cascardo 2009-08-26 14:29:32 -07:00 • committed by Linus Torvalds
commit cc674c81f0

View file

@ -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,