drm/amd/display: use extended receiver cap for dpcd ver

Signed-off-by: NTony Cheng <tony.cheng@amd.com>
Acked-by: NHarry Wentland <Harry.Wentland@amd.com>
Reviewed-by: NAnthony Koo <Anthony.Koo@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c

@@ -2081,9 +2081,6 @@ static void retrieve_link_cap(struct core_link *link)
 		dpcd_data,
 		sizeof(dpcd_data));
 
-	link->dpcd_caps.dpcd_rev.raw =
-		dpcd_data[DP_DPCD_REV - DP_DPCD_REV];
-
 	{
 		union training_aux_rd_interval aux_rd_interval;
 
@@ -2099,6 +2096,9 @@ static void retrieve_link_cap(struct core_link *link)
 		}
 	}
 
+	link->dpcd_caps.dpcd_rev.raw =
+		dpcd_data[DP_DPCD_REV - DP_DPCD_REV];
+
 	ds_port.byte = dpcd_data[DP_DOWNSTREAMPORT_PRESENT -
 				 DP_DPCD_REV];