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gma500: mark framebuffer pages write combining

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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>
This commit is contained in:
Alan Cox 2012-04-25 14:37:00 +01:00 committed by Dave Airlie
parent acd7ef927e
commit d955e71b50
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/gma500/gtt.c
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@ -93,7 +93,7 @@ static int psb_gtt_insert(struct drm_device *dev, struct gtt_range *r)
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++) {