diff options
Diffstat (limited to 'arch/mn10300/unit-asb2305/pci.c')
-rw-r--r-- | arch/mn10300/unit-asb2305/pci.c | 51 |
1 files changed, 23 insertions, 28 deletions
diff --git a/arch/mn10300/unit-asb2305/pci.c b/arch/mn10300/unit-asb2305/pci.c index 6b4339f..613ca1e 100644 --- a/arch/mn10300/unit-asb2305/pci.c +++ b/arch/mn10300/unit-asb2305/pci.c @@ -228,8 +228,8 @@ static int pci_ampci_write_config(struct pci_bus *bus, unsigned int devfn, } static struct pci_ops pci_direct_ampci = { - pci_ampci_read_config, - pci_ampci_write_config, + .read = pci_ampci_read_config, + .write = pci_ampci_write_config, }; /* @@ -281,42 +281,37 @@ static int __init pci_check_direct(void) return -ENODEV; } -static int is_valid_resource(struct pci_dev *dev, int idx) +static void pcibios_fixup_device_resources(struct pci_dev *dev) { - unsigned int i, type_mask = IORESOURCE_IO | IORESOURCE_MEM; - struct resource *devr = &dev->resource[idx], *busr; - - if (dev->bus) { - pci_bus_for_each_resource(dev->bus, busr, i) { - if (!busr || (busr->flags ^ devr->flags) & type_mask) - continue; - - if (devr->start && - devr->start >= busr->start && - devr->end <= busr->end) - return 1; - } - } + int idx; - return 0; + if (!dev->bus) + return; + + for (idx = 0; idx < PCI_BRIDGE_RESOURCES; idx++) { + struct resource *r = &dev->resource[idx]; + + if (!r->flags || r->parent || !r->start) + continue; + + pci_claim_resource(dev, idx); + } } -static void pcibios_fixup_device_resources(struct pci_dev *dev) +static void pcibios_fixup_bridge_resources(struct pci_dev *dev) { - int limit, i; + int idx; - if (dev->bus->number != 0) + if (!dev->bus) return; - limit = (dev->hdr_type == PCI_HEADER_TYPE_NORMAL) ? - PCI_BRIDGE_RESOURCES : PCI_NUM_RESOURCES; + for (idx = PCI_BRIDGE_RESOURCES; idx < PCI_NUM_RESOURCES; idx++) { + struct resource *r = &dev->resource[idx]; - for (i = 0; i < limit; i++) { - if (!dev->resource[i].flags) + if (!r->flags || r->parent || !r->start) continue; - if (is_valid_resource(dev, i)) - pci_claim_resource(dev, i); + pci_claim_bridge_resource(dev, idx); } } @@ -330,7 +325,7 @@ void pcibios_fixup_bus(struct pci_bus *bus) if (bus->self) { pci_read_bridge_bases(bus); - pcibios_fixup_device_resources(bus->self); + pcibios_fixup_bridge_resources(bus->self); } list_for_each_entry(dev, &bus->devices, bus_list) |