2 files changed, 4 insertions, 2 deletions

diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 335423c5c186..24fca8ec1379 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -1679,7 +1679,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
                         dev_priv->gart_info.bus_addr =
                             dev_priv->pcigart_offset + dev_priv->fb_location;
                         dev_priv->gart_info.mapping.offset =
-                            dev_priv->gart_info.bus_addr;
+                            dev_priv->pcigart_offset + dev_priv->fb_aper_offset;
                         dev_priv->gart_info.mapping.size =
                             dev_priv->gart_info.table_size;
 
@@ -2275,7 +2275,8 @@ int radeon_driver_firstopen(struct drm_device *dev)
         if (ret != 0)
                 return ret;
 
-        ret = drm_addmap(dev, drm_get_resource_start(dev, 0),
+        dev_priv->fb_aper_offset = drm_get_resource_start(dev, 0);
+        ret = drm_addmap(dev, dev_priv->fb_aper_offset,
                          drm_get_resource_len(dev, 0), _DRM_FRAME_BUFFER,
                          _DRM_WRITE_COMBINING, &map);
         if (ret != 0)
diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h
index e4077bc212b3..bfbb60a9298c 100644
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -293,6 +293,7 @@ typedef struct drm_radeon_private {
 
         /* starting from here on, data is preserved accross an open */
         uint32_t flags;         /* see radeon_chip_flags */
+        unsigned long fb_aper_offset;
 } drm_radeon_private_t;
 
 typedef struct drm_radeon_buf_priv {