diff options
Diffstat (limited to 'arch/ia64/sn/kernel/io_init.c')
| -rw-r--r-- | arch/ia64/sn/kernel/io_init.c | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c index 1be65eb074ec..40c02635f19f 100644 --- a/arch/ia64/sn/kernel/io_init.c +++ b/arch/ia64/sn/kernel/io_init.c @@ -150,7 +150,8 @@ void sn_io_slot_fixup(struct pci_dev *dev) { int idx; - unsigned long addr, end, size, start; + struct resource *res; + unsigned long addr, size; struct pcidev_info *pcidev_info; struct sn_irq_info *sn_irq_info; int status; @@ -175,33 +176,31 @@ sn_io_slot_fixup(struct pci_dev *dev) /* Copy over PIO Mapped Addresses */ for (idx = 0; idx <= PCI_ROM_RESOURCE; idx++) { - - if (!pcidev_info->pdi_pio_mapped_addr[idx]) { + if (!pcidev_info->pdi_pio_mapped_addr[idx]) continue; - } - start = dev->resource[idx].start; - end = dev->resource[idx].end; - size = end - start; - if (size == 0) { + res = &dev->resource[idx]; + + size = res->end - res->start; + if (size == 0) continue; - } + addr = pcidev_info->pdi_pio_mapped_addr[idx]; addr = ((addr << 4) >> 4) | __IA64_UNCACHED_OFFSET; - dev->resource[idx].start = addr; - dev->resource[idx].end = addr + size; + res->start = addr; + res->end = addr + size; /* * if it's already in the device structure, remove it before * inserting */ - if (dev->resource[idx].parent && dev->resource[idx].parent->child) - release_resource(&dev->resource[idx]); + if (res->parent && res->parent->child) + release_resource(res); - if (dev->resource[idx].flags & IORESOURCE_IO) - insert_resource(&ioport_resource, &dev->resource[idx]); + if (res->flags & IORESOURCE_IO) + insert_resource(&ioport_resource, res); else - insert_resource(&iomem_resource, &dev->resource[idx]); + insert_resource(&iomem_resource, res); /* * If ROM, set the actual ROM image size, and mark as * shadowed in PROM. @@ -213,17 +212,13 @@ sn_io_slot_fixup(struct pci_dev *dev) rom = ioremap(pci_resource_start(dev, PCI_ROM_RESOURCE), size + 1); image_size = pci_get_rom_size(dev, rom, size + 1); - dev->resource[PCI_ROM_RESOURCE].end = - dev->resource[PCI_ROM_RESOURCE].start + - image_size - 1; - dev->resource[PCI_ROM_RESOURCE].flags |= - IORESOURCE_ROM_BIOS_COPY; + res->end = res->start + image_size - 1; + res->flags |= IORESOURCE_ROM_BIOS_COPY; } } sn_pci_fixup_slot(dev, pcidev_info, sn_irq_info); } - EXPORT_SYMBOL(sn_io_slot_fixup); /* |