gallium: add texture barrier support to the interface and st/mesa (v2)

v2: change the gallium entry point to texture_barrier.

1 files changed, 5 insertions, 0 deletions

diff --git a/src/gallium/include/pipe/p_context.h b/src/gallium/include/pipe/p_context.h
index 211f99f7cef..d8de3bac0ec 100644
--- a/src/gallium/include/pipe/p_context.h
+++ b/src/gallium/include/pipe/p_context.h
@@ -390,6 +390,11 @@ struct pipe_context {
                                 struct pipe_resource *,
                                 unsigned offset,
                                 unsigned size);
+
+   /**
+    * Flush any pending framebuffer writes and invalidate texture caches.
+    */
+   void (*texture_barrier)(struct pipe_context *);
 };