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linux/drivers/gpu/drm/mediatek
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Jason-JH.Lin fe13b6a6dd drm/mediatek: Add spinlock for setting vblank event in atomic_begin 
[ Upstream commit fe4c5f6620 ]

Add spinlock protection to avoid race condition on vblank event
between mtk_drm_crtc_atomic_begin() and mtk_drm_finish_page_flip().

Fixes: 119f517362 ("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>
History 2023-12-20 15:17:38 +01:00
..
Kconfig phy: mediatek: Move mtk_mipi_dsi_phy driver into drivers/phy/mediatek folder 2020-11-30 23:42:40 +08:00
Makefile drm/mediatek: Separate aal sub driver 2021-07-25 08:25:45 +08:00
mtk_cec.c drm/mediatek: Fix mtk_cec_mask() 2022-06-09 10:22:45 +02:00
mtk_cec.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
mtk_disp_aal.c drm for v5.15-rc1 2021-09-01 11:26:46 -07:00
mtk_disp_ccorr.c drm/mediatek: Add matrix_bits private data for ccorr 2021-02-04 22:55:46 +08:00
mtk_disp_color.c drm/mediatek: Add component_del in OVL and COLOR remove function 2021-08-12 07:00:50 +08:00
mtk_disp_drv.h drm/mediatek: Add vblank register/unregister callback functions 2022-07-12 16:35:07 +02:00
mtk_disp_gamma.c drm/mediatek/mtk_disp_gamma: Strip and demote non-conformant kernel-doc header 2021-06-03 13:28:39 +02:00
mtk_disp_ovl.c drm/mediatek: Add vblank register/unregister callback functions 2022-07-12 16:35:07 +02:00
mtk_disp_rdma.c drm/mediatek: Add vblank register/unregister callback functions 2022-07-12 16:35:07 +02:00
mtk_dpi.c drm/mediatek: Modify dpi power on/off sequence. 2022-12-31 13:14:09 +01:00
mtk_dpi_regs.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
mtk_drm_crtc.c drm/mediatek: Add spinlock for setting vblank event in atomic_begin 2023-12-20 15:17:38 +01:00
mtk_drm_crtc.h drm-misc-next for 5.13: 2021-03-16 17:08:46 +10:00
mtk_drm_ddp_comp.c drm/mediatek: Add vblank register/unregister callback functions 2022-07-12 16:35:07 +02:00
mtk_drm_ddp_comp.h drm/mediatek: Add vblank register/unregister callback functions 2022-07-12 16:35:07 +02:00
mtk_drm_drv.c drm/mediatek: Clean dangling pointer on bind error path 2023-03-10 09:39:26 +01:00
mtk_drm_drv.h drm/mediatek: Separate aal sub driver 2021-07-25 08:25:45 +08:00
mtk_drm_gem.c drm/mediatek: Fix potential memory leak if vmap() fail 2023-09-19 12:22:39 +02:00
mtk_drm_gem.h drm/mediatek: Implement mmap as GEM object function 2021-08-09 21:23:51 +08:00
mtk_drm_plane.c drm/mediatek: Fix iommu fault by swapping FBs after updating plane state 2023-11-20 11:08:20 +01:00
mtk_drm_plane.h drm/mediatek: update cursors by using async atomic update 2019-12-20 16:19:11 +08:00
mtk_dsi.c drm: mediatek: mtk_dsi: Fix NO_EOT_PACKET settings/handling 2023-11-20 11:08:20 +01:00
mtk_hdmi.c drm/mediatek: Fix return type of mtk_hdmi_bridge_mode_valid() 2022-12-31 13:14:42 +01:00
mtk_hdmi.h drm/mediatek: Separate mtk_hdmi_phy to an independent module 2020-09-06 07:02:54 +08:00
mtk_hdmi_ddc.c drm/mediatek: Add missing MODULE_DEVICE_TABLE() 2021-03-31 19:38:06 +08:00
mtk_hdmi_regs.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00