Mesa (master): vc4: Skip sending down the clear colors if not clearing.

[Eric Anholt]

Module: Mesa
Branch: master
Commit: 5100221ff705019334fcdc17da99d257224d2aff
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=5100221ff705019334fcdc17da99d257224d2aff

Author: Eric Anholt <e...@anholt.net>
Date:   Mon Apr  6 15:19:30 2015 -0700

vc4: Skip sending down the clear colors if not clearing.

---

 src/gallium/drivers/vc4/vc4_context.c |   12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/gallium/drivers/vc4/vc4_context.c 
b/src/gallium/drivers/vc4/vc4_context.c
index 9b2ee5c..daa5ba5 100644
--- a/src/gallium/drivers/vc4/vc4_context.c
+++ b/src/gallium/drivers/vc4/vc4_context.c
@@ -129,11 +129,13 @@ vc4_setup_rcl(struct vc4_context *vc4)
                                            branch_size +
                                            color_store_size));
 
-        cl_u8(&vc4->rcl, VC4_PACKET_CLEAR_COLORS);
-        cl_u32(&vc4->rcl, vc4->clear_color[0]);
-        cl_u32(&vc4->rcl, vc4->clear_color[1]);
-        cl_u32(&vc4->rcl, vc4->clear_depth);
-        cl_u8(&vc4->rcl, vc4->clear_stencil);
+        if (vc4->cleared) {
+                cl_u8(&vc4->rcl, VC4_PACKET_CLEAR_COLORS);
+                cl_u32(&vc4->rcl, vc4->clear_color[0]);
+                cl_u32(&vc4->rcl, vc4->clear_color[1]);
+                cl_u32(&vc4->rcl, vc4->clear_depth);
+                cl_u8(&vc4->rcl, vc4->clear_stencil);
+        }
 
         /* The rendering mode config determines the pointer that's used for
          * VC4_PACKET_STORE_MS_TILE_BUFFER address computations.  The kernel

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