This is a note to let you know that I've just added the patch titled
drm/msm/a6xx: Add missing suspend_count increment
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-msm-a6xx-add-missing-suspend_count-increment.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 0824f1aff01d3d3c4a5869423edab659c2373675
Author: Rob Clark <robdclark@xxxxxxxxxxxx>
Date: Thu Jan 13 08:32:13 2022 -0800
drm/msm/a6xx: Add missing suspend_count increment
[ Upstream commit 860a7b2a87b7c743154824d0597b6c3eb3b53154 ]
Reported-by: Danylo Piliaiev <dpiliaiev@xxxxxxxxxx>
Fixes: 3ab1c5cc3939 ("drm/msm: Add param for userspace to query suspend count")
Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220113163215.215367-1-robdclark@xxxxxxxxx
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 723074aae5b63..b681c45520bbd 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -1557,6 +1557,8 @@ 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;
}
