Re: [PATCH] drm/msm/a6xx: restore previous freq on resume

[Stephen Boyd]

Quoting Rob Clark (2019-11-18 15:40:38)
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.h b/drivers/gpu/drm/msm/adreno/a6xx_gmu.h
> index 39a26dd63674..2af91ed7ed0c 100644
> --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.h
> +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.h
> @@ -63,6 +63,9 @@ struct a6xx_gmu {
>         struct clk_bulk_data *clocks;
>         struct clk *core_clk;
>  
> +       /* current performance index set externally */
> +       int current_perf_index;
> +

Is there a reason this isn't unsigned? It looks like
__a6xx_gmu_set_freq() takes an int, but maybe it should take a u16 or
something?