setup-bus.c (f26e8817b235d8764363bffcc9cbfc61867371f2) setup-bus.c (25e77388e1ab63e11e21d94a994eca227472aeed)
1/*
2 * drivers/pci/setup-bus.c
3 *
4 * Extruded from code written by
5 * Dave Rusling (david.rusling@reo.mts.dec.com)
6 * David Mosberger (davidm@cs.arizona.edu)
7 * David Miller (davem@redhat.com)
8 *

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20#include <linux/init.h>
21#include <linux/kernel.h>
22#include <linux/module.h>
23#include <linux/pci.h>
24#include <linux/errno.h>
25#include <linux/ioport.h>
26#include <linux/cache.h>
27#include <linux/slab.h>
1/*
2 * drivers/pci/setup-bus.c
3 *
4 * Extruded from code written by
5 * Dave Rusling (david.rusling@reo.mts.dec.com)
6 * David Mosberger (davidm@cs.arizona.edu)
7 * David Miller (davem@redhat.com)
8 *

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20#include <linux/init.h>
21#include <linux/kernel.h>
22#include <linux/module.h>
23#include <linux/pci.h>
24#include <linux/errno.h>
25#include <linux/ioport.h>
26#include <linux/cache.h>
27#include <linux/slab.h>
28#include <linux/acpi.h>
28#include "pci.h"
29
30unsigned int pci_flags;
31
32struct pci_dev_resource {
33 struct list_head list;
34 struct resource *res;
35 struct pci_dev *dev;

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99}
100
101static struct pci_dev_resource *res_to_dev_res(struct list_head *head,
102 struct resource *res)
103{
104 struct pci_dev_resource *dev_res;
105
106 list_for_each_entry(dev_res, head, list) {
29#include "pci.h"
30
31unsigned int pci_flags;
32
33struct pci_dev_resource {
34 struct list_head list;
35 struct resource *res;
36 struct pci_dev *dev;

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100}
101
102static struct pci_dev_resource *res_to_dev_res(struct list_head *head,
103 struct resource *res)
104{
105 struct pci_dev_resource *dev_res;
106
107 list_for_each_entry(dev_res, head, list) {
107 if (dev_res->res == res) {
108 int idx = res - &dev_res->dev->resource[0];
109
110 dev_printk(KERN_DEBUG, &dev_res->dev->dev,
111 "res[%d]=%pR res_to_dev_res add_size %llx min_align %llx\n",
112 idx, dev_res->res,
113 (unsigned long long)dev_res->add_size,
114 (unsigned long long)dev_res->min_align);
115
108 if (dev_res->res == res)
116 return dev_res;
109 return dev_res;
117 }
118 }
119
120 return NULL;
121}
122
123static resource_size_t get_res_add_size(struct list_head *head,
124 struct resource *res)
125{

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1847 /* dump the resource on buses */
1848 pci_bus_dump_resources(bus);
1849}
1850
1851void __init pci_assign_unassigned_resources(void)
1852{
1853 struct pci_bus *root_bus;
1854
110 }
111
112 return NULL;
113}
114
115static resource_size_t get_res_add_size(struct list_head *head,
116 struct resource *res)
117{

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1839 /* dump the resource on buses */
1840 pci_bus_dump_resources(bus);
1841}
1842
1843void __init pci_assign_unassigned_resources(void)
1844{
1845 struct pci_bus *root_bus;
1846
1855 list_for_each_entry(root_bus, &pci_root_buses, node)
1847 list_for_each_entry(root_bus, &pci_root_buses, node) {
1856 pci_assign_unassigned_root_bus_resources(root_bus);
1848 pci_assign_unassigned_root_bus_resources(root_bus);
1849
1850 /* Make sure the root bridge has a companion ACPI device: */
1851 if (ACPI_HANDLE(root_bus->bridge))
1852 acpi_ioapic_add(ACPI_HANDLE(root_bus->bridge));
1853 }
1857}
1858
1859void pci_assign_unassigned_bridge_resources(struct pci_dev *bridge)
1860{
1861 struct pci_bus *parent = bridge->subordinate;
1862 LIST_HEAD(add_list); /* list of resources that
1863 want additional resources */
1864 int tried_times = 0;

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1855
1856void pci_assign_unassigned_bridge_resources(struct pci_dev *bridge)
1857{
1858 struct pci_bus *parent = bridge->subordinate;
1859 LIST_HEAD(add_list); /* list of resources that
1860 want additional resources */
1861 int tried_times = 0;

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