drm/rockchip: vop2: Check linear format for Cluster windows on rk3566/8

The Cluster windows on rk3566/8 only support afbc mode.

Fixes: 604be85 ("drm/rockchip: Add VOP2 driver")
Signed-off-by: Andy Yan <[email protected]>
Signed-off-by: Heiko Stuebner <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]

Author: Andy Yan

drivers/gpu/drm/rockchip/rockchip_drm_vop2.c

@@ -593,6 +593,16 @@ static bool rockchip_vop2_mod_supported(struct drm_plane *plane, u32 format,
 	if (modifier == DRM_FORMAT_MOD_INVALID)
 		return false;
 
+	if (vop2->data->soc_id == 3568 || vop2->data->soc_id == 3566) {
+		if (vop2_cluster_window(win)) {
+			if (modifier == DRM_FORMAT_MOD_LINEAR) {
+				drm_dbg_kms(vop2->drm,
+					    "Cluster window only supports format with afbc\n");
+				return false;
+			}
+		}
+	}
+
 	if (modifier == DRM_FORMAT_MOD_LINEAR)
 		return true;