[PATCH] powerpc: merge the rest of the vio code

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

7 files changed, 2 insertions, 240 deletions

diff --git a/arch/powerpc/platforms/iseries/Makefile b/arch/powerpc/platforms/iseries/Makefile
index ce8c0b943fa0..7e67a20c18ab 100644
--- a/arch/powerpc/platforms/iseries/Makefile
+++ b/arch/powerpc/platforms/iseries/Makefile
@@ -3,7 +3,6 @@ EXTRA_CFLAGS	+= -mno-minimal-toc
 obj-y += hvlog.o hvlpconfig.o lpardata.o setup.o mf.o lpevents.o \
 	hvcall.o proc.o htab.o iommu.o misc.o irq.o
 obj-$(CONFIG_PCI) += pci.o vpdinfo.o
-obj-$(CONFIG_IBMVIO) += vio.o
 obj-$(CONFIG_SMP) += smp.o
 obj-$(CONFIG_VIOPATH) += viopath.o
 obj-$(CONFIG_MODULES) += ksyms.o
diff --git a/arch/powerpc/platforms/iseries/iommu.c b/arch/powerpc/platforms/iseries/iommu.c
index bea0b703f409..a8d96314c982 100644
--- a/arch/powerpc/platforms/iseries/iommu.c
+++ b/arch/powerpc/platforms/iseries/iommu.c
@@ -33,8 +33,7 @@
 #include <asm/abs_addr.h>
 #include <asm/pci-bridge.h>
 #include <asm/iseries/hv_call_xm.h>
-
-#include "iommu.h"
+#include <asm/iseries/iommu.h>
 
 extern struct list_head iSeries_Global_Device_List;
 
diff --git a/arch/powerpc/platforms/iseries/iommu.h b/arch/powerpc/platforms/iseries/iommu.h
deleted file mode 100644
index cb5658fbe657..000000000000
--- a/arch/powerpc/platforms/iseries/iommu.h
+++ /dev/null
@@ -1,35 +0,0 @@
-#ifndef _PLATFORMS_ISERIES_IOMMU_H
-#define _PLATFORMS_ISERIES_IOMMU_H
-
-/*
- * Copyright (C) 2005  Stephen Rothwell, IBM Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the:
- * Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330,
- * Boston, MA  02111-1307  USA
- */
-
-struct device_node;
-struct iommu_table;
-
-/* Creates table for an individual device node */
-extern void iommu_devnode_init_iSeries(struct device_node *dn);
-
-/* Get table parameters from HV */
-extern void iommu_table_getparms_iSeries(unsigned long busno,
-		unsigned char slotno, unsigned char virtbus,
-		struct iommu_table *tbl);
-
-#endif /* _PLATFORMS_ISERIES_IOMMU_H */
diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c
index 5a61c6fdb33a..428ffb5cf044 100644
--- a/arch/powerpc/platforms/iseries/pci.c
+++ b/arch/powerpc/platforms/iseries/pci.c
@@ -37,13 +37,13 @@
 
 #include <asm/iseries/hv_call_xm.h>
 #include <asm/iseries/mf.h>
+#include <asm/iseries/iommu.h>
 
 #include <asm/ppc-pci.h>
 
 #include "irq.h"
 #include "pci.h"
 #include "call_pci.h"
-#include "iommu.h"
 
 /*
  * Forward declares of prototypes.
diff --git a/arch/powerpc/platforms/iseries/vio.c b/arch/powerpc/platforms/iseries/vio.c
deleted file mode 100644
index bdd2b7d97d15..000000000000
--- a/arch/powerpc/platforms/iseries/vio.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * IBM PowerPC iSeries Virtual I/O Infrastructure Support.
- *
- *    Copyright (c) 2005 Stephen Rothwell, IBM Corp.
- *
- *      This program is free software; you can redistribute it and/or
- *      modify it under the terms of the GNU General Public License
- *      as published by the Free Software Foundation; either version
- *      2 of the License, or (at your option) any later version.
- */
-#include <linux/types.h>
-#include <linux/device.h>
-#include <linux/init.h>
-
-#include <asm/vio.h>
-#include <asm/iommu.h>
-#include <asm/tce.h>
-#include <asm/abs_addr.h>
-#include <asm/page.h>
-#include <asm/iseries/vio.h>
-#include <asm/iseries/hv_types.h>
-#include <asm/iseries/hv_lp_config.h>
-#include <asm/iseries/hv_call_xm.h>
-
-#include "iommu.h"
-
-struct device *iSeries_vio_dev = &vio_bus_device.dev;
-EXPORT_SYMBOL(iSeries_vio_dev);
-
-static struct iommu_table veth_iommu_table;
-static struct iommu_table vio_iommu_table;
-
-static void __init iommu_vio_init(void)
-{
-	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;
-
-	if (!iommu_init_table(&veth_iommu_table))
-		printk("Virtual Bus VETH TCE table failed.\n");
-	if (!iommu_init_table(&vio_iommu_table))
-		printk("Virtual Bus VIO TCE table failed.\n");
-}
-
-static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev)
-{
-	if (strcmp(dev->type, "vlan") == 0)
-		return &veth_iommu_table;
-	return &vio_iommu_table;
-}
-
-static struct vio_bus_ops vio_bus_ops_iseries = {
-	.build_iommu_table = vio_build_iommu_table,
-};
-
-/**
- * vio_bus_init_iseries: - Initialize the iSeries virtual IO bus
- */
-static int __init vio_bus_init_iseries(void)
-{
-	iommu_vio_init();
-	vio_bus_device.iommu_table = &vio_iommu_table;
-	iSeries_vio_dev = &vio_bus_device.dev;
-	return vio_bus_init(&vio_bus_ops_iseries);
-}
-__initcall(vio_bus_init_iseries);
diff --git a/arch/powerpc/platforms/pseries/Makefile b/arch/powerpc/platforms/pseries/Makefile
index 930898635c9f..b46ce3b9bb3c 100644
--- a/arch/powerpc/platforms/pseries/Makefile
+++ b/arch/powerpc/platforms/pseries/Makefile
@@ -2,7 +2,6 @@ obj-y			:= pci.o lpar.o hvCall.o nvram.o reconfig.o \
 			   setup.o iommu.o ras.o rtasd.o pci_dlpar.o \
 			   firmware.o
 obj-$(CONFIG_SMP)	+= smp.o
-obj-$(CONFIG_IBMVIO)	+= vio.o
 obj-$(CONFIG_XICS)	+= xics.o
 obj-$(CONFIG_SCANLOG)	+= scanlog.o
 obj-$(CONFIG_EEH)	+= eeh.o eeh_cache.o eeh_driver.o eeh_event.o
diff --git a/arch/powerpc/platforms/pseries/vio.c b/arch/powerpc/platforms/pseries/vio.c
deleted file mode 100644
index d2891661d87b..000000000000
--- a/arch/powerpc/platforms/pseries/vio.c
+++ /dev/null
@@ -1,133 +0,0 @@
-/*
- * IBM PowerPC pSeries Virtual I/O Infrastructure Support.
- *
- *    Copyright (c) 2003-2005 IBM Corp.
- *     Dave Engebretsen engebret@us.ibm.com
- *     Santiago Leon santil@us.ibm.com
- *     Hollis Blanchard <hollisb@us.ibm.com>
- *     Stephen Rothwell
- *
- *      This program is free software; you can redistribute it and/or
- *      modify it under the terms of the GNU General Public License
- *      as published by the Free Software Foundation; either version
- *      2 of the License, or (at your option) any later version.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/mm.h>
-#include <linux/kobject.h>
-#include <asm/iommu.h>
-#include <asm/dma.h>
-#include <asm/prom.h>
-#include <asm/vio.h>
-#include <asm/hvcall.h>
-#include <asm/tce.h>
-
-extern struct subsystem devices_subsys; /* needed for vio_find_name() */
-
-/**
- * vio_build_iommu_table: - gets the dma information from OF and
- *	builds the TCE tree.
- * @dev: the virtual device.
- *
- * Returns a pointer to the built tce tree, or NULL if it can't
- * find property.
-*/
-static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev)
-{
-	unsigned int *dma_window;
-	struct iommu_table *newTceTable;
-	unsigned long offset;
-	int dma_window_property_size;
-
-	dma_window = (unsigned int *) get_property(dev->dev.platform_data, "ibm,my-dma-window", &dma_window_property_size);
-	if(!dma_window) {
-		return NULL;
-	}
-
-	newTceTable = (struct iommu_table *) kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
-
-	/*  There should be some code to extract the phys-encoded offset
-		using prom_n_addr_cells(). However, according to a comment
-		on earlier versions, it's always zero, so we don't bother */
-	offset = dma_window[1] >>  PAGE_SHIFT;
-
-	/* TCE table size - measured in tce entries */
-	newTceTable->it_size		= dma_window[4] >> PAGE_SHIFT;
-	/* offset for VIO should always be 0 */
-	newTceTable->it_offset		= offset;
-	newTceTable->it_busno		= 0;
-	newTceTable->it_index		= (unsigned long)dma_window[0];
-	newTceTable->it_type		= TCE_VB;
-
-	return iommu_init_table(newTceTable);
-}
-
-static struct vio_bus_ops vio_bus_ops_pseries = {
-	.build_iommu_table = vio_build_iommu_table,
-};
-
-/**
- * vio_bus_init_pseries: - Initialize the pSeries virtual IO bus
- */
-static int __init vio_bus_init_pseries(void)
-{
-	return vio_bus_init(&vio_bus_ops_pseries);
-}
-
-__initcall(vio_bus_init_pseries);
-
-/* vio_find_name() - internal because only vio.c knows how we formatted the
- * kobject name
- * XXX once vio_bus_type.devices is actually used as a kset in
- * drivers/base/bus.c, this function should be removed in favor of
- * "device_find(kobj_name, &vio_bus_type)"
- */
-static struct vio_dev *vio_find_name(const char *kobj_name)
-{
-	struct kobject *found;
-
-	found = kset_find_obj(&devices_subsys.kset, kobj_name);
-	if (!found)
-		return NULL;
-
-	return to_vio_dev(container_of(found, struct device, kobj));
-}
-
-/**
- * vio_find_node - find an already-registered vio_dev
- * @vnode: device_node of the virtual device we're looking for
- */
-struct vio_dev *vio_find_node(struct device_node *vnode)
-{
-	uint32_t *unit_address;
-	char kobj_name[BUS_ID_SIZE];
-
-	/* construct the kobject name from the device node */
-	unit_address = (uint32_t *)get_property(vnode, "reg", NULL);
-	if (!unit_address)
-		return NULL;
-	snprintf(kobj_name, BUS_ID_SIZE, "%x", *unit_address);
-
-	return vio_find_name(kobj_name);
-}
-EXPORT_SYMBOL(vio_find_node);
-
-int vio_enable_interrupts(struct vio_dev *dev)
-{
-	int rc = h_vio_signal(dev->unit_address, VIO_IRQ_ENABLE);
-	if (rc != H_SUCCESS)
-		printk(KERN_ERR "vio: Error 0x%x enabling interrupts\n", rc);
-	return rc;
-}
-EXPORT_SYMBOL(vio_enable_interrupts);
-
-int vio_disable_interrupts(struct vio_dev *dev)
-{
-	int rc = h_vio_signal(dev->unit_address, VIO_IRQ_DISABLE);
-	if (rc != H_SUCCESS)
-		printk(KERN_ERR "vio: Error 0x%x disabling interrupts\n", rc);
-	return rc;
-}
-EXPORT_SYMBOL(vio_disable_interrupts);