gallium: notify drivers about possible changes in user buffer contents

Also implement the redefine_user_buffer hook in the drivers.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 242f883314e..1ec942854ff 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -28,6 +28,7 @@
 #include "util/u_mm.h"
 #include "util/u_memory.h"
 #include "util/u_pack_color.h"
+#include "util/u_transfer.h"
 
 #include "tgsi/tgsi_parse.h"
 
@@ -1843,6 +1844,7 @@ void r300_init_state_functions(struct r300_context* r300)
 
     r300->context.set_vertex_buffers = r300_set_vertex_buffers;
     r300->context.set_index_buffer = r300_set_index_buffer;
+    r300->context.redefine_user_buffer = u_default_redefine_user_buffer;
 
     r300->context.create_vertex_elements_state = r300_create_vertex_elements_state;
     r300->context.bind_vertex_elements_state = r300_bind_vertex_elements_state;