Mesa (master): i965/hsw: Change L3 MOCS of 3DSTATE_VERTEX_BUFFERS

[Chad Versace]

Module: Mesa
Branch: master
Commit: a16d47465ecdbaef0548207c1bc037493a67ebec
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=a16d47465ecdbaef0548207c1bc037493a67ebec

Author: Chad Versace <chad.versace at linux.intel.com>
Date:   Thu Jul 18 09:58:06 2013 -0700

i965/hsw: Change L3 MOCS of 3DSTATE_VERTEX_BUFFERS

Change from "not cacheable" to "cacheable" in L3.
Do so for the draw upload path and blorp.

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
Signed-off-by: Chad Versace <chad.versace at linux.intel.com>

---

 src/mesa/drivers/dri/i965/brw_draw_upload.c |    3 +++
 src/mesa/drivers/dri/i965/gen6_blorp.cpp    |    3 +++
 2 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_draw_upload.c b/src/mesa/drivers/dri/i965/brw_draw_upload.c
index 2952027..897e733 100644
--- a/src/mesa/drivers/dri/i965/brw_draw_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_draw_upload.c
@@ -658,6 +658,9 @@ static void brw_emit_vertices(struct brw_context *brw)
 	 if (brw->gen >= 7)
 	    dw0 |= GEN7_VB0_ADDRESS_MODIFYENABLE;
 
+	 if (brw->is_haswell)
+	    dw0 |= GEN7_MOCS_L3 << 16;
+
 	 OUT_BATCH(dw0 | (buffer->stride << BRW_VB0_PITCH_SHIFT));
 	 OUT_RELOC(buffer->bo, I915_GEM_DOMAIN_VERTEX, 0, buffer->offset);
 	 if (brw->gen >= 5) {
diff --git a/src/mesa/drivers/dri/i965/gen6_blorp.cpp b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
index 8056bf5..a4a9081 100644
--- a/src/mesa/drivers/dri/i965/gen6_blorp.cpp
+++ b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
@@ -163,6 +163,9 @@ gen6_blorp_emit_vertices(struct brw_context *brw,
       if (brw->gen >= 7)
          dw0 |= GEN7_VB0_ADDRESS_MODIFYENABLE;
 
+      if (brw->is_haswell)
+         dw0 |= GEN7_MOCS_L3 << 16;
+
       BEGIN_BATCH(batch_length);
       OUT_BATCH((_3DSTATE_VERTEX_BUFFERS << 16) | (batch_length - 2));
       OUT_BATCH(dw0);