From: Rob Clark <robdclark@chromium.org>

Reported-by: Danylo Piliaiev <dpiliaiev@igalia.com>
Fixes: 3ab1c5cc3939 ("drm/msm: Add param for userspace to query suspend count")
Signed-off-by: Rob Clark <robdclark@chromium.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;
 }
 
-- 
2.34.1

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

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.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