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authorJosé Fonseca <jfonseca@vmware.com>2011-02-03 15:06:39 +0000
committerJosé Fonseca <jfonseca@vmware.com>2011-02-03 15:15:23 +0000
commit637ed52f597098ac556b27a4403056bd54343426 (patch)
tree2fac9cb18a8fe7a3589253f99f3ce39e22b109aa /src/gallium/winsys/svga
parentb6b6b8f8bb56c2e010b9e126797b4e54c6875eb3 (diff)
svga/drm: Flushing preemptively on a 1/3 of the aperture.
Exactly one half would be the ideal, but this is a soft limit, and one more byte over brings us to synchronous behavior. Flushing when the referred GMR exceeds one third of the aperture gives us statistically better performance.
Diffstat (limited to 'src/gallium/winsys/svga')
-rw-r--r--src/gallium/winsys/svga/drm/vmw_context.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gallium/winsys/svga/drm/vmw_context.c b/src/gallium/winsys/svga/drm/vmw_context.c
index 11626ee637d..f2124c1bf65 100644
--- a/src/gallium/winsys/svga/drm/vmw_context.c
+++ b/src/gallium/winsys/svga/drm/vmw_context.c
@@ -320,7 +320,7 @@ vmw_swc_region_relocation(struct svga_winsys_context *swc,
* to the FIFO won't cause flushing in the host.
*/
vswc->seen_regions += reloc->buffer->base.size;
- if(vswc->seen_regions >= VMW_GMR_POOL_SIZE/2)
+ if(vswc->seen_regions >= VMW_GMR_POOL_SIZE/3)
vswc->preemptive_flush = TRUE;
}