drm/amd/display: Fix construct_phy with MXM connector

[Why/How]
The call to construct_phy will fail in cases where connector type is
MXM, and the dc_link won't be properly created/initialized.

Reviewed-by: Wenjing Liu <wenjing.liu@amd.com>
Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@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>

diff --git a/drivers/gpu/drm/amd/display/dc/link/link_factory.c b/drivers/gpu/drm/amd/display/dc/link/link_factory.c
index 8246006857b30b83ea626c4cd977228e953d47d0..85fd6e42223805dca0420bf72c5886b69f191c51 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/link/link_factory.c
+++ b/drivers/gpu/drm/amd/display/dc/link/link_factory.c
@@ -524,6 +524,7 @@ static bool construct_phy(struct dc_link *link,
                link->connector_signal = SIGNAL_TYPE_DVI_DUAL_LINK;
                break;
        case CONNECTOR_ID_DISPLAY_PORT:
+       case CONNECTOR_ID_MXM:
        case CONNECTOR_ID_USBC:
                link->connector_signal = SIGNAL_TYPE_DISPLAY_PORT;