[PATCH v2 3/4] backlight: pwm_bl: drop use of int_pow()

[Lee Jones]

On Tue, 08 Oct 2019, Rasmus Villemoes wrote:

> For a fixed small exponent of 3, it is more efficient to simply use
> two explicit multiplications rather than calling the int_pow() library
> function: Aside from the function call overhead, its implementation
> using repeated squaring means it ends up doing four 64x64
> multiplications.
> 
> Reviewed-by: Daniel Thompson <daniel.thompson at linaro.org>
> Signed-off-by: Rasmus Villemoes <linux at rasmusvillemoes.dk>
> ---
>  drivers/video/backlight/pwm_bl.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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