Messages in this thread | | | Date | Mon, 6 Aug 2012 10:17:49 +0530 | Subject | Re: [PATCH 1/3] backlight: da9052: Use usleep_range() instead of msleep() for small sleeps | From | Sachin Kamat <> |
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Hi Jingoo,
On 6 August 2012 10:13, Jingoo Han <jg1.han@samsung.com> wrote: > Since msleep might not sleep for the desired amount when less > than 20ms, use usleep_range. > > Cc: Ashish Jangam <ashish.jangam@kpitcummins.com> > Cc: Richard Purdie <rpurdie@rpsys.net> > Signed-off-by: Jingoo Han <jg1.han@samsung.com> > --- > drivers/video/backlight/da9052_bl.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/video/backlight/da9052_bl.c b/drivers/video/backlight/da9052_bl.c > index b628d68..10485c9 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);
Can't we just use usleep(10000) instead?
> > if (wleds->brightness) { > ret = da9052_reg_write(wleds->da9052, wled_bank[wleds->led_reg], > -- > 1.7.1 > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
-- With warm regards, Sachin
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