diff options
| author | Tom Chung <chiahsuan.chung@amd.com> | 2025-02-06 06:31:23 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-02-25 19:44:01 +0300 |
| commit | 6deeefb820d0efb0b36753622fb982d03b37b3ad (patch) | |
| tree | 6eab1eaebfb8ea71bde39324026387ac6671f79e | |
| parent | dc84a21f5f8d6930219237008295ae6d60e894ca (diff) | |
| download | linux-6deeefb820d0efb0b36753622fb982d03b37b3ad.tar.xz | |
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>
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c index 45858bf1523d..e140b7a04d72 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c @@ -54,7 +54,8 @@ static bool link_supports_psrsu(struct dc_link *link) if (amdgpu_dc_debug_mask & DC_DISABLE_PSR_SU) return false; - return dc_dmub_check_min_version(dc->ctx->dmub_srv->dmub); + /* Temporarily disable PSR-SU to avoid glitches */ + return false; } /* |