radeon: fix r600 AGP support

This fixes the ioremap issues with r600 AGP.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index fcb0fc164c39..3f40558beece 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -1932,9 +1932,9 @@ int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
 #if __OS_HAS_AGP
         /* XXX */
         if (dev_priv->flags & RADEON_IS_AGP) {
-                drm_core_ioremap(dev_priv->cp_ring, dev);
-                drm_core_ioremap(dev_priv->ring_rptr, dev);
-                drm_core_ioremap(dev->agp_buffer_map, dev);
+                drm_core_ioremap_wc(dev_priv->cp_ring, dev);
+                drm_core_ioremap_wc(dev_priv->ring_rptr, dev);
+                drm_core_ioremap_wc(dev->agp_buffer_map, dev);
                 if (!dev_priv->cp_ring->handle ||
                     !dev_priv->ring_rptr->handle ||
                     !dev->agp_buffer_map->handle) {