Mesa (master): r600g: set SMX_ACTION_ENA to fix streamout cache flushes on some chipsets

[Marek Olšák]

Module: Mesa
Branch: master
Commit: bb07e251318d1b224fb78fc0bd4200216c42a5cf
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=bb07e251318d1b224fb78fc0bd4200216c42a5cf

Author: Marek Olšák <maraeo at gmail.com>
Date:   Thu Jun 14 22:23:05 2012 +0200

r600g: set SMX_ACTION_ENA to fix streamout cache flushes on some chipsets

It helps on R7xx.

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

---

 src/gallium/drivers/r600/r600_hw_context.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/r600/r600_hw_context.c b/src/gallium/drivers/r600/r600_hw_context.c
index a022436..0fed95c 100644
--- a/src/gallium/drivers/r600/r600_hw_context.c
+++ b/src/gallium/drivers/r600/r600_hw_context.c
@@ -1453,7 +1453,8 @@ void r600_context_streamout_end(struct r600_context *ctx)
 	}
 
 	/* Flush streamout caches. */
-	ctx->surface_sync_cmd.flush_flags |= flush_flags;
+	ctx->surface_sync_cmd.flush_flags |=
+		S_0085F0_SMX_ACTION_ENA(1) | flush_flags;
 	r600_atom_dirty(ctx, &ctx->surface_sync_cmd.atom);
 
 	ctx->num_cs_dw_streamout_end = 0;