Mesa (master): svga: Flush upload buffers or we get asserts

[Jose Fonseca]

Module: Mesa
Branch: master
Commit: 50278c0901d07d0b6c8b883683b1f3d96378bdb5
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=50278c0901d07d0b6c8b883683b1f3d96378bdb5

Author: José Fonseca <jfonseca at vmware.com>
Date:   Wed Feb  2 11:28:41 2011 +0000

svga: Flush upload buffers or we get asserts

Based on work from Jakob Bornecrantz, Michel Dänzer, and Brian Paul.

---

 src/gallium/drivers/svga/svga_context.c |    5 -----
 src/gallium/drivers/svga/svga_draw.c    |    7 +++++++
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/gallium/drivers/svga/svga_context.c b/src/gallium/drivers/svga/svga_context.c
index 61f99d1..2b8a70d 100644
--- a/src/gallium/drivers/svga/svga_context.c
+++ b/src/gallium/drivers/svga/svga_context.c
@@ -207,11 +207,6 @@ void svga_context_flush( struct svga_context *svga,
 
    svga->curr.nr_fbs = 0;
 
-   /* Unmap upload manager buffers: 
-    */
-   u_upload_flush(svga->upload_vb);
-   u_upload_flush(svga->upload_ib);
-
    /* Ensure that texture dma uploads are processed
     * before submitting commands.
     */
diff --git a/src/gallium/drivers/svga/svga_draw.c b/src/gallium/drivers/svga/svga_draw.c
index 97cbac4..2c873a0 100644
--- a/src/gallium/drivers/svga/svga_draw.c
+++ b/src/gallium/drivers/svga/svga_draw.c
@@ -28,6 +28,7 @@
 #include "pipe/p_defines.h"
 #include "util/u_memory.h"
 #include "util/u_math.h"
+#include "util/u_upload_mgr.h"
 
 #include "svga_context.h"
 #include "svga_draw.h"
@@ -143,6 +144,9 @@ svga_hwtnl_flush( struct svga_hwtnl *hwtnl )
       SVGA3dPrimitiveRange *prim;
       unsigned i;
 
+      /* Unmap upload manager vertex buffers */
+      u_upload_flush(svga->upload_vb);
+
       for (i = 0; i < hwtnl->cmd.vdecl_count; i++) {
          handle = svga_buffer_handle(svga, hwtnl->cmd.vdecl_vb[i]);
          if (handle == NULL)
@@ -151,6 +155,9 @@ svga_hwtnl_flush( struct svga_hwtnl *hwtnl )
          vb_handle[i] = handle;
       }
 
+      /* Unmap upload manager index buffers */
+      u_upload_flush(svga->upload_ib);
+
       for (i = 0; i < hwtnl->cmd.prim_count; i++) {
          if (hwtnl->cmd.prim_ib[i]) {
             handle = svga_buffer_handle(svga, hwtnl->cmd.prim_ib[i]);