diff options
Diffstat (limited to 'arch/sh/drivers/pci/pci-lib.c')
| -rw-r--r-- | arch/sh/drivers/pci/pci-lib.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/pci-lib.c b/arch/sh/drivers/pci/pci-lib.c index 654ffcc67d0..9fd3af9db46 100644 --- a/arch/sh/drivers/pci/pci-lib.c +++ b/arch/sh/drivers/pci/pci-lib.c @@ -39,6 +39,37 @@ void pcibios_align_resource(void *data, struct resource *res, res->start = 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 __devinit +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 pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, enum pci_mmap_state mmap_state, int write_combine) { |