drm/amd/display: Set DISPCLK_MAX_ERRDET_CYCLES to 7

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[ Upstream commit 3577e16787 ]

[WHY]
DISPCLK_MAX_ERRDET_CYCLES must be 7 to prevent connection loss when
changing DENTIST_DISPCLK_WDIVIDER from 126 to 127 and back.

Signed-off-by: Wesley Chalmers <Wesley.Chalmers@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Stylon Wang <stylon.wang@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

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Wesley Chalmers 2021-05-20 12:12:48 -04:00 • committed by Greg Kroah-Hartman

parent 02f444321b

commit afa06442d2

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c

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