diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
index ed7ed82ddb64..e3f8a281f147 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
@@ -1304,7 +1304,7 @@ static void cdns_mhdp_fill_host_caps(struct cdns_mhdp_device *mhdp)
 
 	/* Get source capabilities based on PHY attributes */
 
-	mhdp->host.lanes_cnt = mhdp->phy->attrs.bus_width;
+	mhdp->host.lanes_cnt = phy_get_bus_width(mhdp->phy);
 	if (!mhdp->host.lanes_cnt)
 		mhdp->host.lanes_cnt = 4;