From: Tom Chung <[email protected]> [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 <[email protected]> Cc: Alex Deucher <[email protected]> Cc: [email protected] Reviewed-by: Sun peng Li <[email protected]> Signed-off-by: Tom Chung <[email protected]> Signed-off-by: Roman Li <[email protected]> --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) 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; } /* -- 2.34.1
