drm/amd/display: eDP intermittent black screen during PnP

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[Why]
We dont's turn off backlight before power off eDP (VDD),
which is a violation of eDP specs.

[How]
Power off eDP backlight before power off eDP

Signed-off-by: Peikang Zhang <peikang.zhang@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Peikang Zhang 2020-09-08 11:27:25 -04:00 • committed by Alex Deucher

parent cbf229bbcb

commit 099303e9a9

6 changed files with 7 additions and 0 deletions

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2

drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c

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1

drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c

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1

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c

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drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c

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1

drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c

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drivers/gpu/drm/amd/display/dc/dcn30/dcn30_init.c

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