Mesa (master): i965: Don't allocate curbe buffers on Gen6+.

[Kenneth Graunke]

Module: Mesa
Branch: master
Commit: 59f22148b361a5e1c06d9f5b200666afa854473c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=59f22148b361a5e1c06d9f5b200666afa854473c

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Fri Aug  2 00:11:10 2013 -0700

i965: Don't allocate curbe buffers on Gen6+.

These are only used on Gen4-5.  Why waste the 8kB of space?

Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
Reviewed-by: Eric Anholt <eric at anholt.net>

---

 src/mesa/drivers/dri/i965/brw_context.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 1669a23..a201eed 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -440,8 +440,10 @@ brwCreateContext(int api,
 
    brw_init_state( brw );
 
-   brw->curbe.last_buf = calloc(1, 4096);
-   brw->curbe.next_buf = calloc(1, 4096);
+   if (brw->gen < 6) {
+      brw->curbe.last_buf = calloc(1, 4096);
+      brw->curbe.next_buf = calloc(1, 4096);
+   }
 
    brw->state.dirty.mesa = ~0;
    brw->state.dirty.brw = ~0;