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Diffstat (limited to 'arch/sh/drivers/pci/pci.c')
-rw-r--r--arch/sh/drivers/pci/pci.c75
1 files changed, 11 insertions, 64 deletions
diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c
index 1e7b0e2e764d..9d10a3cb8797 100644
--- a/arch/sh/drivers/pci/pci.c
+++ b/arch/sh/drivers/pci/pci.c
@@ -37,11 +37,20 @@ static void __devinit pcibios_scanbus(struct pci_channel *hose)
37 static int next_busno; 37 static int next_busno;
38 static int need_domain_info; 38 static int need_domain_info;
39 LIST_HEAD(resources); 39 LIST_HEAD(resources);
40 struct resource *res;
41 resource_size_t offset;
40 int i; 42 int i;
41 struct pci_bus *bus; 43 struct pci_bus *bus;
42 44
43 for (i = 0; i < hose->nr_resources; i++) 45 for (i = 0; i < hose->nr_resources; i++) {
44 pci_add_resource(&resources, hose->resources + i); 46 res = hose->resources + i;
47 offset = 0;
48 if (res->flags & IORESOURCE_IO)
49 offset = hose->io_offset;
50 else if (res->flags & IORESOURCE_MEM)
51 offset = hose->mem_offset;
52 pci_add_resource_offset(&resources, res, offset);
53 }
45 54
46 bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose, 55 bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose,
47 &resources); 56 &resources);
@@ -143,42 +152,12 @@ static int __init pcibios_init(void)
143} 152}
144subsys_initcall(pcibios_init); 153subsys_initcall(pcibios_init);
145 154
146static void pcibios_fixup_device_resources(struct pci_dev *dev,
147 struct pci_bus *bus)
148{
149 /* Update device resources. */
150 struct pci_channel *hose = bus->sysdata;
151 unsigned long offset = 0;
152 int i;
153
154 for (i = 0; i < PCI_NUM_RESOURCES; i++) {
155 if (!dev->resource[i].start)
156 continue;
157 if (dev->resource[i].flags & IORESOURCE_IO)
158 offset = hose->io_offset;
159 else if (dev->resource[i].flags & IORESOURCE_MEM)
160 offset = hose->mem_offset;
161
162 dev->resource[i].start += offset;
163 dev->resource[i].end += offset;
164 }
165}
166
167/* 155/*
168 * Called after each bus is probed, but before its children 156 * Called after each bus is probed, but before its children
169 * are examined. 157 * are examined.
170 */ 158 */
171void __devinit pcibios_fixup_bus(struct pci_bus *bus) 159void __devinit pcibios_fixup_bus(struct pci_bus *bus)
172{ 160{
173 struct pci_dev *dev;
174 struct list_head *ln;
175
176 for (ln = bus->devices.next; ln != &bus->devices; ln = ln->next) {
177 dev = pci_dev_b(ln);
178
179 if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI)
180 pcibios_fixup_device_resources(dev, bus);
181 }
182} 161}
183 162
184/* 163/*
@@ -208,36 +187,6 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res,
208 return start; 187 return start;
209} 188}
210 189
211void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
212 struct resource *res)
213{
214 struct pci_channel *hose = dev->sysdata;
215 unsigned long offset = 0;
216
217 if (res->flags & IORESOURCE_IO)
218 offset = hose->io_offset;
219 else if (res->flags & IORESOURCE_MEM)
220 offset = hose->mem_offset;
221
222 region->start = res->start - offset;
223 region->end = res->end - offset;
224}
225
226void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
227 struct pci_bus_region *region)
228{
229 struct pci_channel *hose = dev->sysdata;
230 unsigned long offset = 0;
231
232 if (res->flags & IORESOURCE_IO)
233 offset = hose->io_offset;
234 else if (res->flags & IORESOURCE_MEM)
235 offset = hose->mem_offset;
236
237 res->start = region->start + offset;
238 res->end = region->end + offset;
239}
240
241int pcibios_enable_device(struct pci_dev *dev, int mask) 190int pcibios_enable_device(struct pci_dev *dev, int mask)
242{ 191{
243 return pci_enable_resources(dev, mask); 192 return pci_enable_resources(dev, mask);
@@ -381,8 +330,6 @@ EXPORT_SYMBOL(pci_iounmap);
381#endif /* CONFIG_GENERIC_IOMAP */ 330#endif /* CONFIG_GENERIC_IOMAP */
382 331
383#ifdef CONFIG_HOTPLUG 332#ifdef CONFIG_HOTPLUG
384EXPORT_SYMBOL(pcibios_resource_to_bus);
385EXPORT_SYMBOL(pcibios_bus_to_resource);
386EXPORT_SYMBOL(PCIBIOS_MIN_IO); 333EXPORT_SYMBOL(PCIBIOS_MIN_IO);
387EXPORT_SYMBOL(PCIBIOS_MIN_MEM); 334EXPORT_SYMBOL(PCIBIOS_MIN_MEM);
388#endif 335#endif