drm/amd/display: Fix writeback on DCN 3.2+

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[ Upstream commit 9ef84a3075 ]

[WHAT]
1. Set no scaling for writeback as they are hardcoded in DCN3.2+.
2. Set no fast plane update for writeback commits.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Wayne Lin <wayne.lin@amd.com>
Tested-by: Dan 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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Alex Hung 2026-01-14 17:20:31 -07:00 • committed by Sasha Levin

parent b7af28b96d

commit dce5da49f6

1 changed files with 15 additions and 4 deletions

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drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

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