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authorDavid Woodhouse <David.Woodhouse@intel.com>2009-12-08 09:58:33 +0000
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-12-08 09:59:24 +0000
commitec208491936d6adb8a70c3dd4a517cdfe54e823d (patch)
treec7291450e8e559c5fbf3360df30999432204af3c /arch/powerpc/kernel/vio.c
parentaa697079ee66315c4b9747a5eb3e48487fb1b8be (diff)
parent7b626acb8f983eb83b396ab96cc24b18d635d487 (diff)
downloadtalos-obmc-linux-ec208491936d6adb8a70c3dd4a517cdfe54e823d.tar.gz
talos-obmc-linux-ec208491936d6adb8a70c3dd4a517cdfe54e823d.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Merge the BIOS workarounds from 2.6.32, and the swiotlb fallback on failure.
Diffstat (limited to 'arch/powerpc/kernel/vio.c')
-rw-r--r--arch/powerpc/kernel/vio.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index bc7b41edbdfc..77f64218abf3 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -1054,6 +1054,8 @@ static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev)
return NULL;
tbl = kmalloc(sizeof(*tbl), GFP_KERNEL);
+ if (tbl == NULL)
+ return NULL;
of_parse_dma_window(dev->dev.archdata.of_node, dma_window,
&tbl->it_index, &offset, &size);
@@ -1233,7 +1235,7 @@ struct vio_dev *vio_register_device_node(struct device_node *of_node)
vio_cmo_set_dma_ops(viodev);
else
viodev->dev.archdata.dma_ops = &dma_iommu_ops;
- viodev->dev.archdata.dma_data = vio_build_iommu_table(viodev);
+ set_iommu_table_base(&viodev->dev, vio_build_iommu_table(viodev));
set_dev_node(&viodev->dev, of_node_to_nid(of_node));
/* init generic 'struct device' fields: */
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