Re: [PATCH 4/5] drm: msm: a6xx: Fix off by one error when setting GPU freq

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On Tue, Mar 31, 2020 at 01:25:52PM +0530, Sharat Masetty wrote:
> This patch fixes an error in the for loop, thereby allowing search on
> the full list of possible GPU power levels.
> 
> Signed-off-by: Sharat Masetty <smasetty@xxxxxxxxxxxxxx>

Oh fun. This qualifies for drm-fixes. Can you pull this out of the stack and CC
stable?

Reviewed-by: Jordan Crouse <jcrouse@xxxxxxxxxxxxxx>
> ---
>  drivers/gpu/drm/msm/adreno/a6xx_gmu.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
> index 489d9b6..81b8559 100644
> --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
> +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
> @@ -176,7 +176,7 @@ void a6xx_gmu_set_freq(struct msm_gpu *gpu, unsigned long freq)
>  	if (freq == gmu->freq)
>  		return;
> 
> -	for (perf_index = 0; perf_index < gmu->nr_gpu_freqs - 1; perf_index++)
> +	for (perf_index = 0; perf_index < gmu->nr_gpu_freqs; perf_index++)
>  		if (freq == gmu->gpu_freqs[perf_index])
>  			break;
> 
> --
> 2.7.4
> 

-- 
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a Linux Foundation Collaborative Project



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