drm/amd/display: Device flash garbage before get in OS

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[Why]
Enabling stream with tg lock makes config settings
pending causing the garbage until tg unlock.

[How]
Keep the original lock mechanism
The driver doesn't lock tg if plane_state is null.

Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Chiawen Huang <chiawen.huang@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

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Chiawen Huang 2022-07-21 21:57:05 +08:00 • committed by Alex Deucher

parent 9bd110ab06

commit 9c580e8f6c

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drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c

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