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authorDave Airlie <airlied@linux.ie>2009-02-07 11:15:41 +1000
committerDave Airlie <airlied@linux.ie>2009-02-08 21:37:24 +1000
commit9b8d5a124f133fe9a75397d20b874844a2e3d7e9 (patch)
tree5fd88d79be97e6d5d6d181fe181a350cb9f223af /drivers/gpu/drm/drm_memory.c
parentac048e1734699dd98f4bdf4daf2b9592d4a4d38e (diff)
downloadlinux-9b8d5a124f133fe9a75397d20b874844a2e3d7e9.tar.bz2
drm/radeon: fix ioremap conflict with AGP mappings
this solves a regression from http://bugzilla.kernel.org/show_bug.cgi?id=12441 Reported-by: Daniel Vetter <daniel@ffwll.ch> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_memory.c')
-rw-r--r--drivers/gpu/drm/drm_memory.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_memory.c b/drivers/gpu/drm/drm_memory.c
index 803bc9e7ce3c..bcc869bc4092 100644
--- a/drivers/gpu/drm/drm_memory.c
+++ b/drivers/gpu/drm/drm_memory.c
@@ -171,9 +171,14 @@ EXPORT_SYMBOL(drm_core_ioremap);
void drm_core_ioremap_wc(struct drm_map *map, struct drm_device *dev)
{
- map->handle = ioremap_wc(map->offset, map->size);
+ if (drm_core_has_AGP(dev) &&
+ dev->agp && dev->agp->cant_use_aperture && map->type == _DRM_AGP)
+ map->handle = agp_remap(map->offset, map->size, dev);
+ else
+ map->handle = ioremap_wc(map->offset, map->size);
}
EXPORT_SYMBOL(drm_core_ioremap_wc);
+
void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev)
{
if (!map->handle || !map->size)