]> www.infradead.org Git - users/jedix/linux-maple.git/commit
drm/msm/a5xx: fix setting of the CP_PREEMPT_ENABLE_LOCAL register
authorDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tue, 14 Feb 2023 02:09:53 +0000 (05:09 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 17 Mar 2023 07:50:22 +0000 (08:50 +0100)
commitd334248d199fa0c79b5d112755795083ce63ce4a
tree35d63a275a7cea635308987ec590bb064c60a849
parentfa73f67ac0f1a07b728733746776341c811c8af7
drm/msm/a5xx: fix setting of the CP_PREEMPT_ENABLE_LOCAL register

[ Upstream commit a7a4c19c36de1e4b99b06e4060ccc8ab837725bc ]

Rather than writing CP_PREEMPT_ENABLE_GLOBAL twice, follow the vendor
kernel and set CP_PREEMPT_ENABLE_LOCAL register instead. a5xx_submit()
will override it during submission, but let's get the sequence correct.

Fixes: b1fc2839d2f9 ("drm/msm: Implement preemption for A5XX targets")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/522638/
Link: https://lore.kernel.org/r/20230214020956.164473-2-dmitry.baryshkov@linaro.org
Signed-off-by: Rob Clark <robdclark@chromium.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpu/drm/msm/adreno/a5xx_gpu.c