drm/amd/display: Fix Synaptics Cascaded Panamera DSC Determination

Synaptics Cascaded Panamera topology needs to unconditionally
acquire root aux for dsc decoding.

Reviewed-by: Roman Li <roman.li@amd.com>
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Signed-off-by: Zaeem Mohamed <zaeem.mohamed@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Fangzhi Zuo 2024-08-12 12:13:44 -04:00 committed by Alex Deucher
parent e565b6b0b5
commit 4437936c6b

View File

@ -253,7 +253,7 @@ static bool validate_dsc_caps_on_connector(struct amdgpu_dm_connector *aconnecto
aconnector->dsc_aux = &aconnector->mst_root->dm_dp_aux.aux;
/* synaptics cascaded MST hub case */
if (!aconnector->dsc_aux && is_synaptics_cascaded_panamera(aconnector->dc_link, port))
if (is_synaptics_cascaded_panamera(aconnector->dc_link, port))
aconnector->dsc_aux = port->mgr->aux;
if (!aconnector->dsc_aux)