Synaptics Cascaded Panamera topology needs to unconditionally acquire root aux for dsc decoding. Signed-off-by: Fangzhi Zuo <Jerry.Zuo@xxxxxxx> --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index 5e08ca700c3f..b77ecf3fb60c 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -252,7 +252,7 @@ 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) -- 2.34.1