gma500: mark framebuffer pages write combining
We don't want them uncached, combining will do nicely and fixes the performance
problem with the generic modesetting X server.
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/gma500/gtt.c b/drivers/gpu/drm/gma500/gtt.c
index c6465b4..db2e823 100644
--- a/drivers/gpu/drm/gma500/gtt.c
+++ b/drivers/gpu/drm/gma500/gtt.c
@@ -93,7 +93,7 @@
pages = r->pages;
/* Make sure changes are visible to the GPU */
- set_pages_array_uc(pages, r->npage);
+ set_pages_array_wc(pages, r->npage);
/* Write our page entries into the GTT itself */
for (i = r->roll; i < r->npage; i++) {