Mesa (master): i915: Inhibit render cache flush when changing drawing rectangle offset.

[Chris Wilson]

Module: Mesa
Branch: master
Commit: ff74c2ced5e7234902d43712a3759f91fd534a91
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ff74c2ced5e7234902d43712a3759f91fd534a91

Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Sat Jun  5 09:32:28 2010 +0100

i915: Inhibit render cache flush when changing drawing rectangle offset.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

---

 src/mesa/drivers/dri/i915/i915_vtbl.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/mesa/drivers/dri/i915/i915_vtbl.c b/src/mesa/drivers/dri/i915/i915_vtbl.c
index 0a93e64..974ab3e 100644
--- a/src/mesa/drivers/dri/i915/i915_vtbl.c
+++ b/src/mesa/drivers/dri/i915/i915_vtbl.c
@@ -622,7 +622,7 @@ i915_set_draw_region(struct intel_context *intel,
    }
 
    /* When changing drawing rectangle offset, an MI_FLUSH is first required. */
-   state->Buffer[I915_DESTREG_DRAWRECT0] = MI_FLUSH;
+   state->Buffer[I915_DESTREG_DRAWRECT0] = MI_FLUSH | INHIBIT_FLUSH_RENDER_CACHE;
    state->Buffer[I915_DESTREG_DRAWRECT1] = _3DSTATE_DRAWRECT_INFO;
    state->Buffer[I915_DESTREG_DRAWRECT2] = 0;
    state->Buffer[I915_DESTREG_DRAWRECT3] = (draw_y << 16) | draw_x;