[PATCH v2 1/4] backlight: pwm_bl: fix cie1913 comments and constant
Lee Jones
lee.jones at linaro.org
Mon Oct 14 07:27:10 UTC 2019
On Tue, 08 Oct 2019, Rasmus Villemoes wrote:
> The "break-even" point for the two formulas is L==8, which is also
> what the code actually implements. [Incidentally, at that point one
> has Y=0.008856, not 0.08856].
>
> Moreover, all the sources I can find say the linear factor is 903.3
> rather than 902.3, which makes sense since then the formulas agree at
> L==8, both yielding the 0.008856 figure to four significant digits.
>
> Reviewed-by: Daniel Thompson <daniel.thompson at linaro.org>
> Signed-off-by: Rasmus Villemoes <linux at rasmusvillemoes.dk>
> ---
> drivers/video/backlight/pwm_bl.c | 12 +++++++++---
> 1 file changed, 9 insertions(+), 3 deletions(-)
Applied, thanks.
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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