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drm/amd/display: Keep current gain when ABM disable immediately
authorBrandon Syu <Brandon.Syu@amd.com>
Wed, 10 Jun 2020 08:44:33 +0000 (16:44 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 26 Aug 2020 19:27:52 +0000 (15:27 -0400)
commitcba4b52e431e5de3d8012281cfe194f1c39a9052
tree68e3d3459ba91d509f6e7f8a9452e196d3ce4290
parentefbde23a3b0164cef27fd394e7d548f46af5b51d
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>
drivers/gpu/drm/amd/display/dc/dc_stream.h