144 lines
4.1 KiB
C
144 lines
4.1 KiB
C
/*
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* Compaq Hot Plug Controller Driver
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*
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* Copyright (c) 1995,2001 Compaq Computer Corporation
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* Copyright (c) 2001,2003 Greg Kroah-Hartman (greg@kroah.com)
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* Copyright (c) 2001 IBM Corp.
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*
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
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* NON INFRINGEMENT. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* Send feedback to <greg@kroah.com>
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*
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*/
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#include <linux/config.h>
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/proc_fs.h>
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#include <linux/workqueue.h>
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#include <linux/pci.h>
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#include "shpchp.h"
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/* A few routines that create sysfs entries for the hot plug controller */
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static ssize_t show_ctrl (struct device *dev, struct device_attribute *attr, char *buf)
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{
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struct pci_dev *pci_dev;
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struct controller *ctrl;
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char * out = buf;
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int index;
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struct pci_resource *res;
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pci_dev = container_of (dev, struct pci_dev, dev);
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ctrl = pci_get_drvdata(pci_dev);
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out += sprintf(buf, "Free resources: memory\n");
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index = 11;
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res = ctrl->mem_head;
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while (res && index--) {
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out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
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res = res->next;
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}
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out += sprintf(out, "Free resources: prefetchable memory\n");
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index = 11;
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res = ctrl->p_mem_head;
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while (res && index--) {
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out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
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res = res->next;
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}
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out += sprintf(out, "Free resources: IO\n");
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index = 11;
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res = ctrl->io_head;
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while (res && index--) {
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out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
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res = res->next;
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}
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out += sprintf(out, "Free resources: bus numbers\n");
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index = 11;
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res = ctrl->bus_head;
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while (res && index--) {
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out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
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res = res->next;
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}
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return out - buf;
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}
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static DEVICE_ATTR (ctrl, S_IRUGO, show_ctrl, NULL);
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static ssize_t show_dev (struct device *dev, struct device_attribute *attr, char *buf)
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{
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struct pci_dev *pci_dev;
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struct controller *ctrl;
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char * out = buf;
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int index;
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struct pci_resource *res;
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struct pci_func *new_slot;
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struct slot *slot;
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pci_dev = container_of (dev, struct pci_dev, dev);
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ctrl = pci_get_drvdata(pci_dev);
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slot=ctrl->slot;
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while (slot) {
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new_slot = shpchp_slot_find(slot->bus, slot->device, 0);
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if (!new_slot)
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break;
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out += sprintf(out, "assigned resources: memory\n");
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index = 11;
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res = new_slot->mem_head;
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while (res && index--) {
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out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
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res = res->next;
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}
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out += sprintf(out, "assigned resources: prefetchable memory\n");
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index = 11;
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res = new_slot->p_mem_head;
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while (res && index--) {
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out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
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res = res->next;
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}
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out += sprintf(out, "assigned resources: IO\n");
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index = 11;
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res = new_slot->io_head;
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while (res && index--) {
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out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
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res = res->next;
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}
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out += sprintf(out, "assigned resources: bus numbers\n");
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index = 11;
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res = new_slot->bus_head;
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while (res && index--) {
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out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
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res = res->next;
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}
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slot=slot->next;
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}
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return out - buf;
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}
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static DEVICE_ATTR (dev, S_IRUGO, show_dev, NULL);
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void shpchp_create_ctrl_files (struct controller *ctrl)
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{
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device_create_file (&ctrl->pci_dev->dev, &dev_attr_ctrl);
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device_create_file (&ctrl->pci_dev->dev, &dev_attr_dev);
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}
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