drm/amd/display: Add DCN35 family information

[Why & How]
Add DCN35 family information in DC.
Signed-off-by: Qingqing Zhuo <Qingqing.Zhuo@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dc_helper.c

@@ -740,6 +740,10 @@ char *dce_version_to_string(const int version)
 		return "DCN 3.2";
 	case DCN_VERSION_3_21:
 		return "DCN 3.2.1";
+	case DCN_VERSION_3_5:
+		return "DCN 3.5";
+	case DCN_VERSION_3_51:
+		return "DCN 3.5.1";
 	default:
 		return "Unknown";
 	}

drivers/gpu/drm/amd/display/include/dal_types.h

@@ -62,6 +62,8 @@ enum dce_version {
 	DCN_VERSION_3_16,
 	DCN_VERSION_3_2,
 	DCN_VERSION_3_21,
+	DCN_VERSION_3_5,
+	DCN_VERSION_3_51,
 	DCN_VERSION_MAX
 };