+void r300_flush(struct pipe_context *pipe,
+ unsigned flags,
+ struct pipe_fence_handle **fence)
+{
+ struct r300_context *r300 = r300_context(pipe);
+ struct pb_buffer **rfence = (struct pb_buffer**)fence;
+
+ if (r300->draw && !r300->draw_vbo_locked)
+ r300_draw_flush_vbuf(r300);
+
+ if (r300->screen->info.drm_minor >= 12) {
+ flags |= RADEON_FLUSH_KEEP_TILING_FLAGS;
+ }
+
+ if (rfence) {
+ /* Create a fence, which is a dummy BO. */
+ *rfence = r300->rws->buffer_create(r300->rws, 1, 1,
+ PIPE_BIND_CUSTOM,
+ RADEON_DOMAIN_GTT);
+ /* Add the fence as a dummy relocation. */
+ r300->rws->cs_add_reloc(r300->cs,
+ r300->rws->buffer_get_cs_handle(*rfence),
+ RADEON_USAGE_READWRITE, RADEON_DOMAIN_GTT);
+ }