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(parent: 618cdfa) | patch
drm/amd/display: really fix time out in init sequence
authorTony Cheng <tony.cheng@amd.com>
Wed, 22 Nov 2017 16:51:30 +0000 (11:51 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 14 Dec 2017 15:55:09 +0000 (10:55 -0500)
commitd4d42d94e5c1ca7c4ee754acd206a2676bc0d1ec
tree01e8779a0fecea5e914a5f1ab7c9e498274c92f8tree | snapshot
parent618cdfac42f80b43f1978ceaa09ee81275225a2fcommit | diff
drm/amd/display: really fix time out in init sequence

REG_UPDATE_2 return the reg value it write out through MMIO
we need to do a REG_READ to confirm the value is written out

Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c diff | blob | history
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