Commit cd72bc28 authored by Adam Skladowski's avatar Adam Skladowski Committed by sanglipeng
Browse files

drm: msm: adreno: Disable preemption on Adreno 510

stable inclusion
from stable-v5.10.180
commit ee22417f829934841b08c351eb2f7ca6ae76a512
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I8DDFN

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=ee22417f829934841b08c351eb2f7ca6ae76a512



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[ Upstream commit 010c8bba ]

Downstream driver appears to not support preemption on A510 target,
trying to use one make device slow and fill log with rings related errors.
Set num_rings to 1 to disable preemption.

Suggested-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Fixes: e20c9284 ("drm/msm/adreno: Add support for Adreno 510 GPU")
Signed-off-by: default avatarAdam Skladowski <a39.skl@gmail.com>
Reviewed-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/526898/
Link: https://lore.kernel.org/r/20230314221757.13096-1-a39.skl@gmail.com


Signed-off-by: default avatarRob Clark <robdclark@chromium.org>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
Signed-off-by: default avatarsanglipeng <sanglipeng1@jd.com>
parent 4b55dd38
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