[POWERPC] Simplify vio_bus_init a little for legacy iSeries

iSeries_vio_dev was already statically initialised and we can remove
one set of #ifdef CONFIG_PPC_ISERIES guards.

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

diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index 54645ba..ee15c22 100644 (file)
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -64,6 +64,12 @@ static void __init iommu_vio_init(void)
                printk("Virtual Bus VETH TCE table failed.\n");
        if (!iommu_init_table(&vio_iommu_table, -1))
                printk("Virtual Bus VIO TCE table failed.\n");
+       vio_bus_device.dev.archdata.dma_ops = &dma_iommu_ops;
+       vio_bus_device.dev.archdata.dma_data = &vio_iommu_table;
+}
+#else
+static void __init iommu_vio_init(void)
+{
 }
 #endif
 
@@ -282,14 +288,8 @@ static int __init vio_bus_init(void)
        int err;
        struct device_node *node_vroot;
 
-#ifdef CONFIG_PPC_ISERIES
-       if (firmware_has_feature(FW_FEATURE_ISERIES)) {
+       if (firmware_has_feature(FW_FEATURE_ISERIES))
                iommu_vio_init();
-               vio_bus_device.dev.archdata.dma_ops = &dma_iommu_ops;
-               vio_bus_device.dev.archdata.dma_data = &vio_iommu_table;
-               iSeries_vio_dev = &vio_bus_device.dev;
-       }
-#endif /* CONFIG_PPC_ISERIES */
 
        err = bus_register(&vio_bus_type);
        if (err) {