From a7d13ad0e2c1b0572492fd53ca1a090794e2f8e2 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 26 Feb 2009 10:15:24 +1000 Subject: [PATCH] drm/r600: fix rptr address along lines of previous fixes to radeon. Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/r600_cp.c | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c index 54ea867c4c66..37249b26f836 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 -- 2.39.2