linux-kernel - Re: [PATCH] drm/msm/a6xx: Add missing suspend

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Date:   Tue, 25 Jan 2022 05:47:40 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Rob Clark <robdclark@...il.com>, dri-devel@...ts.freedesktop.org
Cc:     freedreno@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        Rob Clark <robdclark@...omium.org>,
        Danylo Piliaiev <dpiliaiev@...lia.com>,
        Sean Paul <sean@...rly.run>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Akhil P Oommen <quic_akhilpo@...cinc.com>,
        Jordan Crouse <jordan@...micpenguin.net>,
        Jonathan Marek <jonathan@...ek.ca>,
        Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>,
        Eric Anholt <eric@...olt.net>,
        Douglas Anderson <dianders@...omium.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm/msm/a6xx: Add missing suspend_count increment

On 13/01/2022 19:32, Rob Clark wrote:
> From: Rob Clark <robdclark@...omium.org>
> 
> Reported-by: Danylo Piliaiev <dpiliaiev@...lia.com>
> Fixes: 3ab1c5cc3939 ("drm/msm: Add param for userspace to query suspend count")
> Signed-off-by: Rob Clark <robdclark@...omium.org>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

> ---
>   drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> index 51b83776951b..17cfad6424db 100644
> --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> @@ -1560,6 +1560,8 @@ static int a6xx_pm_suspend(struct msm_gpu *gpu)
>   		for (i = 0; i < gpu->nr_rings; i++)
>   			a6xx_gpu->shadow[i] = 0;
>   
> +	gpu->suspend_count++;
> +
>   	return 0;
>   }
>   


-- 
With best wishes
Dmitry