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Diffstat (limited to 'drivers/mca/mca-bus.c')
-rw-r--r--drivers/mca/mca-bus.c169
1 files changed, 0 insertions, 169 deletions
diff --git a/drivers/mca/mca-bus.c b/drivers/mca/mca-bus.c
deleted file mode 100644
index ada5ebbaa25..00000000000
--- a/drivers/mca/mca-bus.c
+++ /dev/null
@@ -1,169 +0,0 @@
-/* -*- mode: c; c-basic-offset: 8 -*- */
-
-/*
- * MCA bus support functions for sysfs.
- *
- * (C) 2002 James Bottomley <James.Bottomley@HansenPartnership.com>
- *
-**-----------------------------------------------------------------------------
-**
-** 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., 675 Mass Ave, Cambridge, MA 02139, USA.
-**
-**-----------------------------------------------------------------------------
- */
-
-#include <linux/kernel.h>
-#include <linux/device.h>
-#include <linux/mca.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-
-/* Very few machines have more than one MCA bus. However, there are
- * those that do (Voyager 35xx/5xxx), so we do it this way for future
- * expansion. None that I know have more than 2 */
-static struct mca_bus *mca_root_busses[MAX_MCA_BUSSES];
-
-#define MCA_DEVINFO(i,s) { .pos = i, .name = s }
-
-struct mca_device_info {
- short pos_id; /* the 2 byte pos id for this card */
- char name[50];
-};
-
-static int mca_bus_match (struct device *dev, struct device_driver *drv)
-{
- struct mca_device *mca_dev = to_mca_device (dev);
- struct mca_driver *mca_drv = to_mca_driver (drv);
- const unsigned short *mca_ids = mca_drv->id_table;
- int i = 0;
-
- if (mca_ids) {
- for(i = 0; mca_ids[i]; i++) {
- if (mca_ids[i] == mca_dev->pos_id) {
- mca_dev->index = i;
- return 1;
- }
- }
- }
- /* If the integrated id is present, treat it as though it were an
- * additional id in the id_table (it can't be because by definition,
- * integrated id's overflow a short */
- if (mca_drv->integrated_id && mca_dev->pos_id ==
- mca_drv->integrated_id) {
- mca_dev->index = i;
- return 1;
- }
- return 0;
-}
-
-struct bus_type mca_bus_type = {
- .name = "MCA",
- .match = mca_bus_match,
-};
-EXPORT_SYMBOL (mca_bus_type);
-
-static ssize_t mca_show_pos_id(struct device *dev, struct device_attribute *attr, char *buf)
-{
- /* four digits, \n and trailing \0 */
- struct mca_device *mca_dev = to_mca_device(dev);
- int len;
-
- if(mca_dev->pos_id < MCA_DUMMY_POS_START)
- len = sprintf(buf, "%04x\n", mca_dev->pos_id);
- else
- len = sprintf(buf, "none\n");
- return len;
-}
-static ssize_t mca_show_pos(struct device *dev, struct device_attribute *attr, char *buf)
-{
- /* enough for 8 two byte hex chars plus space and new line */
- int j, len=0;
- struct mca_device *mca_dev = to_mca_device(dev);
-
- for(j=0; j<8; j++)
- len += sprintf(buf+len, "%02x ", mca_dev->pos[j]);
- /* change last trailing space to new line */
- buf[len-1] = '\n';
- return len;
-}
-
-static DEVICE_ATTR(id, S_IRUGO, mca_show_pos_id, NULL);
-static DEVICE_ATTR(pos, S_IRUGO, mca_show_pos, NULL);
-
-int __init mca_register_device(int bus, struct mca_device *mca_dev)
-{
- struct mca_bus *mca_bus = mca_root_busses[bus];
- int rc;
-
- mca_dev->dev.parent = &mca_bus->dev;
- mca_dev->dev.bus = &mca_bus_type;
- dev_set_name(&mca_dev->dev, "%02d:%02X", bus, mca_dev->slot);
- mca_dev->dma_mask = mca_bus->default_dma_mask;
- mca_dev->dev.dma_mask = &mca_dev->dma_mask;
- mca_dev->dev.coherent_dma_mask = mca_dev->dma_mask;
-
- rc = device_register(&mca_dev->dev);
- if (rc)
- goto err_out;
-
- rc = device_create_file(&mca_dev->dev, &dev_attr_id);
- if (rc) goto err_out_devreg;
- rc = device_create_file(&mca_dev->dev, &dev_attr_pos);
- if (rc) goto err_out_id;
-
- return 1;
-
-err_out_id:
- device_remove_file(&mca_dev->dev, &dev_attr_id);
-err_out_devreg:
- device_unregister(&mca_dev->dev);
-err_out:
- return 0;
-}
-
-/* */
-struct mca_bus * __devinit mca_attach_bus(int bus)
-{
- struct mca_bus *mca_bus;
-
- if (unlikely(mca_root_busses[bus] != NULL)) {
- /* This should never happen, but just in case */
- printk(KERN_EMERG "MCA tried to add already existing bus %d\n",
- bus);
- dump_stack();
- return NULL;
- }
-
- mca_bus = kzalloc(sizeof(struct mca_bus), GFP_KERNEL);
- if (!mca_bus)
- return NULL;
-
- dev_set_name(&mca_bus->dev, "mca%d", bus);
- sprintf(mca_bus->name,"Host %s MCA Bridge", bus ? "Secondary" : "Primary");
- if (device_register(&mca_bus->dev)) {
- kfree(mca_bus);
- return NULL;
- }
-
- mca_root_busses[bus] = mca_bus;
-
- return mca_bus;
-}
-
-int __init mca_system_init (void)
-{
- return bus_register(&mca_bus_type);
-}