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Diffstat (limited to 'arch/powerpc/platforms/iseries/vio.c')
-rw-r--r--arch/powerpc/platforms/iseries/vio.c39
1 files changed, 6 insertions, 33 deletions
diff --git a/arch/powerpc/platforms/iseries/vio.c b/arch/powerpc/platforms/iseries/vio.c
index c27a66876c2..384360ee06e 100644
--- a/arch/powerpc/platforms/iseries/vio.c
+++ b/arch/powerpc/platforms/iseries/vio.c
@@ -30,41 +30,14 @@ static struct iommu_table vio_iommu_table;
static void __init iommu_vio_init(void)
{
- struct iommu_table *t;
- struct iommu_table_cb cb;
- unsigned long cbp;
- unsigned long itc_entries;
+ iommu_table_getparms_iSeries(255, 0, 0xff, &veth_iommu_table);
+ veth_iommu_table.it_size /= 2;
+ vio_iommu_table = veth_iommu_table;
+ vio_iommu_table.it_offset += veth_iommu_table.it_size;
- cb.itc_busno = 255; /* Bus 255 is the virtual bus */
- cb.itc_virtbus = 0xff; /* Ask for virtual bus */
-
- cbp = virt_to_abs(&cb);
- HvCallXm_getTceTableParms(cbp);
-
- itc_entries = cb.itc_size * PAGE_SIZE / sizeof(union tce_entry);
- veth_iommu_table.it_size = itc_entries / 2;
- veth_iommu_table.it_busno = cb.itc_busno;
- veth_iommu_table.it_offset = cb.itc_offset;
- veth_iommu_table.it_index = cb.itc_index;
- veth_iommu_table.it_type = TCE_VB;
- veth_iommu_table.it_blocksize = 1;
-
- t = iommu_init_table(&veth_iommu_table);
-
- if (!t)
+ if (!iommu_init_table(&veth_iommu_table))
printk("Virtual Bus VETH TCE table failed.\n");
-
- vio_iommu_table.it_size = itc_entries - veth_iommu_table.it_size;
- vio_iommu_table.it_busno = cb.itc_busno;
- vio_iommu_table.it_offset = cb.itc_offset +
- veth_iommu_table.it_size;
- vio_iommu_table.it_index = cb.itc_index;
- vio_iommu_table.it_type = TCE_VB;
- vio_iommu_table.it_blocksize = 1;
-
- t = iommu_init_table(&vio_iommu_table);
-
- if (!t)
+ if (!iommu_init_table(&vio_iommu_table))
printk("Virtual Bus VIO TCE table failed.\n");
}