diff --git a/drivers/gpu/drm/rockchip/dw-dp.c b/drivers/gpu/drm/rockchip/dw-dp.c
index 152c8695c334..23ccaf056431 100644
--- a/drivers/gpu/drm/rockchip/dw-dp.c
+++ b/drivers/gpu/drm/rockchip/dw-dp.c
@@ -871,7 +871,8 @@ static int dw_dp_link_probe(struct dw_dp *dp)
 			!!(dpcd & DP_VSC_SDP_EXT_FOR_COLORIMETRY_SUPPORTED);
 
 	link->revision = link->dpcd[DP_DPCD_REV];
-	link->rate = drm_dp_max_link_rate(link->dpcd);
+	link->rate = min_t(u32, dp->phy->attrs.max_link_rate * 100,
+			   drm_dp_max_link_rate(link->dpcd));
 	link->lanes = min_t(u8, phy_get_bus_width(dp->phy),
 			    drm_dp_max_lane_count(link->dpcd));