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(parent: a4cea11) | patch
drm/amd/display: Reset PHY in link re-training
authorPaul Hsieh <paul.hsieh@amd.com>
Fri, 1 Nov 2019 06:41:37 +0000 (14:41 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 5 Dec 2019 21:27:23 +0000 (16:27 -0500)
commit832aa63bef346fc6a58bf46412036d368142fddf
tree3a80be2f9ee5dd70e906c8a70fcc3d8a7bea6f97tree | snapshot
parenta4cea11655fbc5246fb5a066588e1589e9cfefa5commit | diff
drm/amd/display: Reset PHY in link re-training

[Why]
Link training failed randomly when plugging USB-C display in/out.

[How]
If link training failed, reset PHY in link re-training.

Signed-off-by: Paul Hsieh <paul.hsieh@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/core/dc_link.c diff | blob | history
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c diff | blob | history
drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c diff | blob | history
drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h diff | blob | history
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