From: Dave Airlie <airl...@redhat.com>
Signed-off-by: Dave Airlie <airl...@redhat.com>
---
drivers/gpu/drm/radeon/r600_cp.c | 14 ++++----------
1 files changed, 4 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 54ea867..37249b2 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -1689,18 +1689,12 @@ static void r600_cp_init_ring_buffer(struct drm_device
*dev,
} else
#endif
{
- struct drm_sg_mem *entry = dev->sg;
- unsigned long tmp_ofs, page_ofs;
-
- tmp_ofs = dev_priv->ring_rptr->offset -
- (unsigned long)dev->sg->virtual;
- page_ofs = tmp_ofs >> PAGE_SHIFT;
+ RADEON_WRITE(R600_CP_RB_RPTR_ADDR,
+ dev_priv->ring_rptr->offset
+ - ((unsigned long) dev->sg->virtual)
+ + dev_priv->gart_vm_start);
- RADEON_WRITE(R600_CP_RB_RPTR_ADDR, entry->busaddr[page_ofs] >>
8);
RADEON_WRITE(R600_CP_RB_RPTR_ADDR_HI, 0);
- DRM_DEBUG("ring rptr: offset=0x%08lx handle=0x%08lx\n",
- (unsigned long)entry->busaddr[page_ofs],
- entry->handle + tmp_ofs);
}
#ifdef __BIG_ENDIAN
--
1.6.0.4
------------------------------------------------------------------------------
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--
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