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authorJingoo Han <jg1.han@samsung.com>2012-10-04 17:12:42 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-06 03:04:52 +0900
commit5333e254ab3fd3720b172091669f537763bce23d (patch)
treede77e95f1a1568e2ea400f0f6cada9c51f65ab75 /drivers/video
parent055e72fe6214a737bf083584cda23f9a0173bf59 (diff)
drivers/video/backlight/da9052_bl.c: use usleep_range() instead of msleep() for small sleeps
Since msleep() might not sleep for the desired amount when less than 20ms, use usleep_range(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Cc: Ashish Jangam <ashish.jangam@kpitcummins.com> Cc: Richard Purdie <rpurdie@rpsys.net> Cc: Sachin Kamat <sachin.kamat@linaro.org> Cc: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/backlight/da9052_bl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/backlight/da9052_bl.c b/drivers/video/backlight/da9052_bl.c
index b628d68f5162..10485c927ac6 100644
--- a/drivers/video/backlight/da9052_bl.c
+++ b/drivers/video/backlight/da9052_bl.c
@@ -72,7 +72,7 @@ static int da9052_adjust_wled_brightness(struct da9052_bl *wleds)
if (ret < 0)
return ret;
- msleep(10);
+ usleep_range(10000, 11000);
if (wleds->brightness) {
ret = da9052_reg_write(wleds->da9052, wled_bank[wleds->led_reg],