1 files changed, 83 insertions, 0 deletions
diff --git a/src/gallium/drivers/i965/brw_pipe_flush.c b/src/gallium/drivers/i965/brw_pipe_flush.c
new file mode 100644
index 0000000000..fdc4814b22
--- /dev/null
+++ b/src/gallium/drivers/i965/brw_pipe_flush.c
@@ -0,0 +1,83 @@
+
+#include "util/u_upload_mgr.h"
+
+#include "brw_context.h"
+#include "brw_screen.h"
+#include "brw_batchbuffer.h"
+
+
+
+/* All batchbuffer flushes must go through this function.
+ */
+void brw_context_flush( struct brw_context *brw )
+{
+   /*
+    * 
+    */
+   brw_emit_query_end(brw);
+
+   /* Move to the end of the current upload buffer so that we'll force choosing
+    * a new buffer next time.
+    */
+   u_upload_flush( brw->vb.upload_vertex );
+   u_upload_flush( brw->vb.upload_index );
+
+   _brw_batchbuffer_flush( brw->batch, __FILE__, __LINE__ );
+
+   /* Mark all context state as needing to be re-emitted.
+    * This is probably not as severe as on 915, since almost all of our state
+    * is just in referenced buffers.
+    */
+   brw->state.dirty.brw |= BRW_NEW_CONTEXT;
+   brw->state.dirty.mesa |= ~0;
+   brw->state.dirty.brw |= ~0;
+   brw->state.dirty.cache |= ~0;
+
+   brw->curbe.need_new_bo = GL_TRUE;
+}
+
+static void
+brw_flush( struct pipe_context *pipe,
+           unsigned flags, 
+           struct pipe_fence_handle **fence )
+{
+   brw_context_flush( brw_context( pipe ) );
+   if (fence)
+      *fence = NULL;
+}
+
+static unsigned brw_is_buffer_referenced(struct pipe_context *pipe,
+                                  struct pipe_buffer *buffer)
+{
+   struct brw_context *brw = brw_context(pipe);
+   struct brw_screen *bscreen = brw_screen(brw->base.screen);
+
+   return brw_is_buffer_referenced_by_bo( bscreen,
+                                          buffer,
+                                          brw->batch->buf );
+}
+
+static unsigned brw_is_texture_referenced(struct pipe_context *pipe,
+                                   struct pipe_texture *texture,
+                                   unsigned face,
+                                   unsigned level)
+{
+   struct brw_context *brw = brw_context(pipe);
+   struct brw_screen *bscreen = brw_screen(brw->base.screen);
+
+   return brw_is_texture_referenced_by_bo( bscreen,
+                                           texture, face, level,
+                                           brw->batch->buf );
+}
+
+void brw_pipe_flush_init( struct brw_context *brw )
+{
+   brw->base.flush = brw_flush;
+   brw->base.is_buffer_referenced = brw_is_buffer_referenced;
+   brw->base.is_texture_referenced = brw_is_texture_referenced;
+}
+
+
+void brw_pipe_flush_cleanup( struct brw_context *brw )
+{
+}