Mesa (master): i965: Dirty state in BO reallocation based on usage history

[Chris Forbes]

Module: Mesa
Branch: master
Commit: 1655f6fc61a2502d8c1fb87344f5e8b25bff8081
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1655f6fc61a2502d8c1fb87344f5e8b25bff8081

Author: Chris Forbes <chrisf at ijw.co.nz>
Date:   Wed Oct  1 19:29:25 2014 +1300

i965: Dirty state in BO reallocation based on usage history

Signed-off-by: Chris Forbes <chrisf at ijw.co.nz>
Reviewed-by: Anuj Phogat <anuj.phogat at gmail.com>

---

 src/mesa/drivers/dri/i965/intel_buffer_objects.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/mesa/drivers/dri/i965/intel_buffer_objects.c b/src/mesa/drivers/dri/i965/intel_buffer_objects.c
index 82e0744..9298e24 100644
--- a/src/mesa/drivers/dri/i965/intel_buffer_objects.c
+++ b/src/mesa/drivers/dri/i965/intel_buffer_objects.c
@@ -110,7 +110,10 @@ intel_bufferobj_alloc_buffer(struct brw_context *brw,
 
    /* the buffer might be bound as a uniform buffer, need to update it
     */
-   brw->state.dirty.brw |= BRW_NEW_UNIFORM_BUFFER;
+   if (intel_obj->Base.UsageHistory & USAGE_UNIFORM_BUFFER)
+      brw->state.dirty.brw |= BRW_NEW_UNIFORM_BUFFER;
+   if (intel_obj->Base.UsageHistory & USAGE_TEXTURE_BUFFER)
+      brw->state.dirty.brw |= BRW_NEW_TEXTURE_BUFFER;
 
    intel_bufferobj_mark_inactive(intel_obj);
 }