Messages in this thread | | | Date | Mon, 14 Oct 2019 08:27:25 +0100 | From | Lee Jones <> | Subject | Re: [PATCH v2 2/4] backlight: pwm_bl: eliminate a 64/32 division |
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On Tue, 08 Oct 2019, Rasmus Villemoes wrote:
> lightness*1000 is nowhere near overflowing 32 bits, so we can just use > an ordinary 32/32 division, which is much cheaper than the 64/32 done > via do_div(). > > Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org> > Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> > --- > drivers/video/backlight/pwm_bl.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
Applied, thanks.
-- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
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