[PATCH] ppc64: move iSeries vio iommu init

Since the iSeries vio iommu tables cannot be used until after the vio bus has
been initialised, move the initialisation of the tables to there.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/ppc64/kernel/iSeries_vio.c

@@ -27,7 +27,7 @@ EXPORT_SYMBOL(iSeries_vio_dev);
 static struct iommu_table veth_iommu_table;
 static struct iommu_table vio_iommu_table;
 
-void __init iommu_vio_init(void)
+static void __init iommu_vio_init(void)
 {
 	struct iommu_table *t;
 	struct iommu_table_cb cb;
@@ -123,6 +123,7 @@ static int __init vio_bus_init_iseries(void)
 
 	err = vio_bus_init();
 	if (err == 0) {
+		iommu_vio_init();
 		vio_bus_device.iommu_table = &vio_iommu_table;
 		iSeries_vio_dev = &vio_bus_device.dev;
 		probe_bus_iseries();

arch/ppc64/mm/init.c

@@ -686,9 +686,6 @@ void __init mem_init(void)
 
 	mem_init_done = 1;
 
-#ifdef CONFIG_PPC_ISERIES
-	iommu_vio_init();
-#endif
 	/* Initialize the vDSO */
 	vdso_init();
 }

include/asm-ppc64/iommu.h

@@ -104,9 +104,6 @@ extern void iommu_devnode_init_pSeries(struct device_node *dn);
 
 #ifdef CONFIG_PPC_ISERIES
 
-/* Initializes tables for bio buses */
-extern void __init iommu_vio_init(void);
-
 struct iSeries_Device_Node;
 /* Creates table for an individual device node */
 extern void iommu_devnode_init_iSeries(struct iSeries_Device_Node *dn);