Searched hist:"7 d6e9cb7b95165b40e7718b017c16b543d93411a" (Results 1 – 1 of 1) sorted by relevance
| /openbmc/linux/drivers/gpu/drm/mediatek/ |
| H A D | mtk_drm_crtc.c | diff 7d6e9cb7b95165b40e7718b017c16b543d93411a Wed Sep 20 04:06:58 CDT 2023 Jason-JH.Lin <jason-jh.lin@mediatek.com> drm/mediatek: Add spinlock for setting vblank event in atomic_begin
[ Upstream commit fe4c5f662097978b6c91c23a13c24ed92339a180 ]
Add spinlock protection to avoid race condition on vblank event
between mtk_drm_crtc_atomic_begin() and mtk_drm_finish_page_flip().
Fixes: 119f5173628a ("drm/mediatek: Add DRM Driver for Mediatek SoC MT8173.")
Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com>
Suggested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: Fei Shao <fshao@chromium.org>
Tested-by: Fei Shao <fshao@chromium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230920090658.31181-1-jason-jh.lin@mediatek.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
|