[PATCH] fix radeon_cp_init_ring_buffer()

I've seen similar failure on alpha.

Obviously, someone forgot to convert sg->handle stuff for
PCI gart case.

Signed-off-by: Dave Airlie <airlied@linux.ie>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 6 insertions, 5 deletions

diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 6d9080a3ca7e..12ef13ff04ca 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -1133,10 +1133,10 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
                 ring_start = (dev_priv->cp_ring->offset
                               - dev->agp->base
                               + dev_priv->gart_vm_start);
-       } else
+        } else
 #endif
                 ring_start = (dev_priv->cp_ring->offset
-                              - dev->sg->handle
+                              - (unsigned long)dev->sg->virtual
                               + dev_priv->gart_vm_start);
 
         RADEON_WRITE( RADEON_CP_RB_BASE, ring_start );
@@ -1164,7 +1164,8 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
                 drm_sg_mem_t *entry = dev->sg;
                 unsigned long tmp_ofs, page_ofs;
 
-                tmp_ofs = dev_priv->ring_rptr->offset - dev->sg->handle;
+                tmp_ofs = dev_priv->ring_rptr->offset -
+                                (unsigned long)dev->sg->virtual;
                 page_ofs = tmp_ofs >> PAGE_SHIFT;
 
                 RADEON_WRITE( RADEON_CP_RB_RPTR_ADDR,
@@ -1491,8 +1492,8 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
         else
 #endif
                 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
-                                                - dev->sg->handle
-                                                + dev_priv->gart_vm_start);
+                                        - (unsigned long)dev->sg->virtual
+                                        + dev_priv->gart_vm_start);
 
         DRM_DEBUG( "dev_priv->gart_size %d\n",
                    dev_priv->gart_size );