gallium/radeon: move pre-GFX9 radeon_bo_metadata.* to u.legacy.*

Reviewed-by: Nicolai Hähnle <[email protected]>

1 files changed, 14 insertions, 10 deletions

diff --git a/src/gallium/drivers/radeon/radeon_winsys.h b/src/gallium/drivers/radeon/radeon_winsys.h
index bfc067d7639..e25f60cb904 100644
--- a/src/gallium/drivers/radeon/radeon_winsys.h
+++ b/src/gallium/drivers/radeon/radeon_winsys.h
@@ -237,16 +237,20 @@ struct radeon_bo_metadata {
     /* Tiling flags describing the texture layout for display code
      * and DRI sharing.
      */
-    enum radeon_bo_layout   microtile;
-    enum radeon_bo_layout   macrotile;
-    unsigned                pipe_config;
-    unsigned                bankw;
-    unsigned                bankh;
-    unsigned                tile_split;
-    unsigned                mtilea;
-    unsigned                num_banks;
-    unsigned                stride;
-    bool                    scanout;
+    union {
+        struct {
+            enum radeon_bo_layout   microtile;
+            enum radeon_bo_layout   macrotile;
+            unsigned                pipe_config;
+            unsigned                bankw;
+            unsigned                bankh;
+            unsigned                tile_split;
+            unsigned                mtilea;
+            unsigned                num_banks;
+            unsigned                stride;
+            bool                    scanout;
+        } legacy;
+    } u;
 
     /* Additional metadata associated with the buffer, in bytes.
      * The maximum size is 64 * 4. This is opaque for the winsys & kernel.