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authorAlan Cox <alan@linux.intel.com>2012-04-25 14:37:00 +0100
committerDave Airlie <airlied@redhat.com>2012-04-27 09:23:32 +0100
commitd955e71b506fcef3e9407af7fdecf973a4ffbc72 (patch)
tree839ad49c6caecd4f1243cb6ab201ba77aa48a7b9
parentacd7ef927e06510fbfeec8d307f4726a156b2733 (diff)
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>
-rw-r--r--drivers/gpu/drm/gma500/gtt.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/gma500/gtt.c b/drivers/gpu/drm/gma500/gtt.c
index c6465b40090f..db2e823e8951 100644
--- a/drivers/gpu/drm/gma500/gtt.c
+++ b/drivers/gpu/drm/gma500/gtt.c
@@ -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++) {