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3 Commits

Author SHA1 Message Date
Hsin-Yi Wang 06ecb34f1c drm/mediatek: Check plane visibility in atomic_update 
[ Upstream commit c0b8892e2461b5fa740e47efbb1269a487b04020 ]

Disable the plane if it's not visible. Otherwise mtk_ovl_layer_config()
would proceed with invalid plane and we may see vblank timeout.

Fixes: 119f5173628a ("drm/mediatek: Add DRM Driver for Mediatek SoC MT8173.")
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
 2021-03-16 16:31:29 +08:00
Jitao Shi c33ba28914 drm/mediatek: set dpi pin mode to gpio low to avoid leakage current 
[ Upstream commit 6bd4763fd532cff43f9b15704f324c45a9806f53 ]

Config dpi pins mode to output and pull low when dpi is disabled.
Aovid leakage current from some dpi pins (Hsync Vsync DE ... ).

Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
 2021-03-16 16:29:24 +08:00
Kaixu Xia 590eaf1fec Init Repo base on linux 5.4.32 long term, and add base tlinux kernel interfaces. 
Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
 2021-03-16 11:01:34 +08:00