Mesa (master): nvc0: don' t set NEW_IDXBUF in nvc0_switch_pipe_context if none is bound

[Christoph Bumiller]

Module: Mesa
Branch: master
Commit: 91fb5e0394f702a795f317c6c78af7e9676e46c3
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=91fb5e0394f702a795f317c6c78af7e9676e46c3

Author: Christoph Bumiller <e0425955 at student.tuwien.ac.at>
Date:   Tue May 22 12:41:17 2012 +0200

nvc0: don't set NEW_IDXBUF in nvc0_switch_pipe_context if none is bound

---

 src/gallium/drivers/nvc0/nvc0_state_validate.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/nvc0/nvc0_state_validate.c b/src/gallium/drivers/nvc0/nvc0_state_validate.c
index c2d115e..e35aae5 100644
--- a/src/gallium/drivers/nvc0/nvc0_state_validate.c
+++ b/src/gallium/drivers/nvc0/nvc0_state_validate.c
@@ -463,6 +463,8 @@ nvc0_switch_pipe_context(struct nvc0_context *ctx_to)
 
    if (!ctx_to->vertex)
       ctx_to->dirty &= ~(NVC0_NEW_VERTEX | NVC0_NEW_ARRAYS);
+   if (!ctx_to->idxbuf.buffer)
+      ctx_to->dirty &= ~NVC0_NEW_IDXBUF;
 
    if (!ctx_to->vertprog)
       ctx_to->dirty &= ~NVC0_NEW_VERTPROG;