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| author | Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com> | 2009-08-26 14:29:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-08-26 20:06:53 -0700 |
| commit | cc674c81f01a6151ca00c617e5efa0812ee5fdbe (patch) | |
| tree | e34948f103c0dc69cfdad69caead17eb184e9736 /drivers/leds | |
| parent | 48cccd26f36511ddb6aeca07485ecf2829683907 (diff) | |
| download | linux-3.10-cc674c81f01a6151ca00c617e5efa0812ee5fdbe.tar.gz linux-3.10-cc674c81f01a6151ca00c617e5efa0812ee5fdbe.tar.bz2 linux-3.10-cc674c81f01a6151ca00c617e5efa0812ee5fdbe.zip | |
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 <cascardo@holoscopio.com>
Cc: Samuel R. C. Vale <srcvale@holoscopio.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/ledtrig-gpio.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/leds/ledtrig-gpio.c b/drivers/leds/ledtrig-gpio.c index 8183b81fca8..1bc5db4ece0 100644 --- a/drivers/leds/ledtrig-gpio.c +++ b/drivers/leds/ledtrig-gpio.c @@ -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, |