drm/radeon/kms: add tv standard property to tv connectors

Lets user select tv-standard.  The property was there,
just not hooked up.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index ec2f3ff..7ab3c50 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -1053,6 +1053,9 @@
 			drm_connector_attach_property(&radeon_connector->base,
 						      rdev->mode_info.load_detect_property,
 						      1);
+			drm_connector_attach_property(&radeon_connector->base,
+						      rdev->mode_info.tv_std_property,
+						      1);
 		}
 		break;
 	case DRM_MODE_CONNECTOR_LVDS:
@@ -1193,6 +1196,9 @@
 			drm_connector_attach_property(&radeon_connector->base,
 						      rdev->mode_info.load_detect_property,
 						      1);
+			drm_connector_attach_property(&radeon_connector->base,
+						      rdev->mode_info.tv_std_property,
+						      1);
 		}
 		break;
 	case DRM_MODE_CONNECTOR_LVDS: