vrend: align GBM format for BGR* resources to host API internal format

Signed-off-by: Ryan Neph <ryanneph@google.com>
Reviewed-by: Gert Wollny <gert.wollny@collabora.com>

src/vrend_winsys_gbm.c

@@ -99,8 +99,8 @@ static const struct planar_layout triplanar_yuv_420_layout = {
 
 static const struct format_conversion conversions[] = {
     { GBM_FORMAT_RGB565, VIRGL_FORMAT_B5G6R5_UNORM },
-    { GBM_FORMAT_ARGB8888, VIRGL_FORMAT_B8G8R8A8_UNORM },
-    { GBM_FORMAT_XRGB8888, VIRGL_FORMAT_B8G8R8X8_UNORM },
+    { GBM_FORMAT_ABGR8888, VIRGL_FORMAT_B8G8R8A8_UNORM },
+    { GBM_FORMAT_XBGR8888, VIRGL_FORMAT_B8G8R8X8_UNORM },
     { GBM_FORMAT_ABGR16161616F, VIRGL_FORMAT_R16G16B16A16_FLOAT },
     { GBM_FORMAT_NV12, VIRGL_FORMAT_NV12 },
     { GBM_FORMAT_ABGR8888, VIRGL_FORMAT_R8G8B8A8_UNORM},

tests/test_virgl_init.c

@@ -379,6 +379,7 @@ START_TEST(virgl_test_get_resource_info)
   ck_assert_int_eq(ret, 0);
 
   ck_assert(info.drm_fourcc == GBM_FORMAT_ABGR8888 ||
+            info.drm_fourcc == GBM_FORMAT_XBGR8888 ||
             info.drm_fourcc == GBM_FORMAT_ARGB8888 ||
             info.drm_fourcc == GBM_FORMAT_XRGB8888);
   ck_assert_int_eq(info.virgl_format, res.format);