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(parent: bcc6aa6) | patch
drm/amd/display: Add extra T3 delay
authorLewis Huang <Lewis.Huang@amd.com>
Thu, 30 Jul 2020 10:00:23 +0000 (18:00 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 17 Aug 2020 18:08:45 +0000 (14:08 -0400)
commit6798d04205d171df94b016163b13094179878d67
treeabe130635a193b30abd845dfff7abef8b20f65f2tree | snapshot
parentbcc6aa61c82d4f12df3ecc884a9eef9d566edae9commit | diff
drm/amd/display: Add extra T3 delay

[Why]
For some special panel, it will have an invalid HPD high cause driver
DPCD read/write fail.

[How]
Add extra T3 delay as a monitor patch in dce110_edp_wait_for_hpd_ready

Signed-off-by: Lewis Huang <Lewis.Huang@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/dc_types.h diff | blob | history
drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git