drm/amd/display: Disable PSR-SU on eDP panels
authorTom Chung <chiahsuan.chung@amd.com>
Thu, 6 Feb 2025 03:31:23 +0000 (11:31 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 25 Feb 2025 17:26:51 +0000 (12:26 -0500)
commite8863f8b0316d8ee1e7e5291e8f2f72c91ac967d
tree41893c53a2a22034c11075ad4d7adcb7dda3ff65
parenta04bf34e0829f2c5d5f1ea7317daae2efa560fd1
drm/amd/display: Disable PSR-SU on eDP panels

[Why]
PSR-SU may cause some glitching randomly on several panels.

[How]
Temporarily disable the PSR-SU and fallback to PSR1 for
all eDP panels.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3388
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Sun peng Li <sunpeng.li@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Roman Li <roman.li@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 6deeefb820d0efb0b36753622fb982d03b37b3ad)
Cc: stable@vger.kernel.org
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c