Commit cba4b52e authored Jun 10, 2020 by Brandon Syu Committed by Alex Deucher Aug 26, 2020

drm/amd/display: Keep current gain when ABM disable immediately



[Why]
When system enters s3/s0i3, backlight PWM would set user level.

[How]
ABM disable function add keep current gain to avoid it.

Signed-off-by: Brandon Syu <Brandon.Syu@amd.com>
Reviewed-by: Josip Pavic <Josip.Pavic@amd.com>
Acked-by: Eryk Brol <eryk.brol@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent efbde23a

drivers/gpu/drm/amd/display/dc/dc_stream.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -233,7 +233,7 @@ struct dc_stream_state {
		union stream_update_flags update_flags;
		};

		#define ABM_LEVEL_IMMEDIATE_DISABLE 0xFFFFFFFF
		#define ABM_LEVEL_IMMEDIATE_DISABLE 255

		struct dc_stream_update {
		struct dc_stream_state *stream;

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