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[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>
This commit is contained in:
Ivan Kokshaysky 2005-10-26 11:05:25 +01:00 committed by Linus Torvalds
parent 4bcde03d41
commit b0917bd912
1 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/char/drm/radeon_cp.c
View File

@ -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 );