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yaml
---
r: 294765
b: refs/heads/master
c: 7fa6a50
h: refs/heads/master
i:
  294763: 46ca401
v: v3
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Bjorn Helgaas committed Feb 24, 2012
1 parent d49ad75 commit 82a93d7
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Showing 3 changed files with 13 additions and 70 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 6c5705fec63d83eeb165fe61e34adc92ecc2ce75
refs/heads/master: 7fa6a50eb3625638d5c8fec6187d3da9d1733dca
75 changes: 11 additions & 64 deletions trunk/arch/sh/drivers/pci/pci.c
Original file line number Diff line number Diff line change
Expand Up @@ -37,11 +37,20 @@ static void __devinit pcibios_scanbus(struct pci_channel *hose)
static int next_busno;
static int need_domain_info;
LIST_HEAD(resources);
struct resource *res;
resource_size_t offset;
int i;
struct pci_bus *bus;

for (i = 0; i < hose->nr_resources; i++)
pci_add_resource(&resources, hose->resources + i);
for (i = 0; i < hose->nr_resources; i++) {
res = hose->resources + i;
offset = 0;
if (res->flags & IORESOURCE_IO)
offset = hose->io_offset;
else if (res->flags & IORESOURCE_MEM)
offset = hose->mem_offset;
pci_add_resource_offset(&resources, res, offset);
}

bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose,
&resources);
Expand Down Expand Up @@ -143,42 +152,12 @@ static int __init pcibios_init(void)
}
subsys_initcall(pcibios_init);

static void pcibios_fixup_device_resources(struct pci_dev *dev,
struct pci_bus *bus)
{
/* Update device resources. */
struct pci_channel *hose = bus->sysdata;
unsigned long offset = 0;
int i;

for (i = 0; i < PCI_NUM_RESOURCES; i++) {
if (!dev->resource[i].start)
continue;
if (dev->resource[i].flags & IORESOURCE_IO)
offset = hose->io_offset;
else if (dev->resource[i].flags & IORESOURCE_MEM)
offset = hose->mem_offset;

dev->resource[i].start += offset;
dev->resource[i].end += offset;
}
}

/*
* Called after each bus is probed, but before its children
* are examined.
*/
void __devinit pcibios_fixup_bus(struct pci_bus *bus)
{
struct pci_dev *dev;
struct list_head *ln;

for (ln = bus->devices.next; ln != &bus->devices; ln = ln->next) {
dev = pci_dev_b(ln);

if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI)
pcibios_fixup_device_resources(dev, bus);
}
}

/*
Expand Down Expand Up @@ -208,36 +187,6 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res,
return start;
}

void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
struct resource *res)
{
struct pci_channel *hose = dev->sysdata;
unsigned long offset = 0;

if (res->flags & IORESOURCE_IO)
offset = hose->io_offset;
else if (res->flags & IORESOURCE_MEM)
offset = hose->mem_offset;

region->start = res->start - offset;
region->end = res->end - offset;
}

void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
struct pci_bus_region *region)
{
struct pci_channel *hose = dev->sysdata;
unsigned long offset = 0;

if (res->flags & IORESOURCE_IO)
offset = hose->io_offset;
else if (res->flags & IORESOURCE_MEM)
offset = hose->mem_offset;

res->start = region->start + offset;
res->end = region->end + offset;
}

int pcibios_enable_device(struct pci_dev *dev, int mask)
{
return pci_enable_resources(dev, mask);
Expand Down Expand Up @@ -381,8 +330,6 @@ EXPORT_SYMBOL(pci_iounmap);
#endif /* CONFIG_GENERIC_IOMAP */

#ifdef CONFIG_HOTPLUG
EXPORT_SYMBOL(pcibios_resource_to_bus);
EXPORT_SYMBOL(pcibios_bus_to_resource);
EXPORT_SYMBOL(PCIBIOS_MIN_IO);
EXPORT_SYMBOL(PCIBIOS_MIN_MEM);
#endif
6 changes: 1 addition & 5 deletions trunk/arch/sh/include/asm/pci.h
Original file line number Diff line number Diff line change
Expand Up @@ -114,11 +114,7 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
/* Board-specific fixup routines. */
int pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin);

extern void pcibios_resource_to_bus(struct pci_dev *dev,
struct pci_bus_region *region, struct resource *res);

extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
struct pci_bus_region *region);
#define ARCH_HAS_GENERIC_PCI_OFFSETS

#define pci_domain_nr(bus) ((struct pci_channel *)(bus)->sysdata)->index

Expand Down

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