Mesa (master): r600g: allow driver to work without submitting cmd to GPU

[Jerome Glisse]

Module: Mesa
Branch: master
Commit: 8e0230a85cf942aaae06b0295893def6a3e0f725
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8e0230a85cf942aaae06b0295893def6a3e0f725

Author: Jerome Glisse <jglisse at redhat.com>
Date:   Wed Nov 10 16:46:44 2010 -0500

r600g: allow driver to work without submitting cmd to GPU

For driver performance analysis it usefull to be able to
disable as much as possible the GPU interaction so that
one can profile the userspace only.

Signed-off-by: Jerome Glisse <jglisse at redhat.com>

---

 src/gallium/winsys/r600/drm/r600_hw_context.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/src/gallium/winsys/r600/drm/r600_hw_context.c b/src/gallium/winsys/r600/drm/r600_hw_context.c
index bcbe71e..37e5baf 100644
--- a/src/gallium/winsys/r600/drm/r600_hw_context.c
+++ b/src/gallium/winsys/r600/drm/r600_hw_context.c
@@ -1109,6 +1109,8 @@ void r600_context_flush(struct r600_context *ctx)
 	chunk_array[1] = (uint64_t)(uintptr_t)&chunks[1];
 	r = drmCommandWriteRead(ctx->radeon->fd, DRM_RADEON_CS, &drmib,
 				sizeof(struct drm_radeon_cs));
+#else
+	*ctx->cfence = ctx->fence;
 #endif
 
 	r600_context_update_fenced_list(ctx);