X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fpci%2Fprobe.c;h=f6754e87f046e5145e8ec4f576061382954c8576;hb=557848c3c03ad1d1e66cb3b5b06698e3a9ebc33c;hp=36698e57b97f659dbc20f03f4f6df6fe0e718694;hpb=06d4a22be3af824cfcbf53ac84d95bd700a949c2;p=linux-2.6-omap-h63xx.git diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 36698e57b97..f6754e87f04 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -14,8 +14,6 @@ #define CARDBUS_LATENCY_TIMER 176 /* secondary latency timer */ #define CARDBUS_RESERVE_BUSNR 3 -#define PCI_CFG_SPACE_SIZE 256 -#define PCI_CFG_SPACE_EXP_SIZE 4096 /* Ugh. Need to stop exporting this to modules. */ LIST_HEAD(pci_root_buses); @@ -304,9 +302,8 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, } else { res->start = l64; res->end = l64 + sz64; - printk(KERN_DEBUG "PCI: %s reg %x 64bit mmio: [%llx, %llx]\n", - pci_name(dev), pos, (unsigned long long)res->start, - (unsigned long long)res->end); + printk(KERN_DEBUG "PCI: %s reg %x 64bit mmio: %pR\n", + pci_name(dev), pos, res); } } else { sz = pci_size(l, sz, mask); @@ -316,9 +313,10 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, res->start = l; res->end = l + sz; - printk(KERN_DEBUG "PCI: %s reg %x %s: [%llx, %llx]\n", pci_name(dev), - pos, (res->flags & IORESOURCE_IO) ? "io port":"32bit mmio", - (unsigned long long)res->start, (unsigned long long)res->end); + printk(KERN_DEBUG "PCI: %s reg %x %s: %pR\n", + pci_name(dev), pos, + (res->flags & IORESOURCE_IO) ? "io port":"32bit mmio", + res); } out: @@ -389,9 +387,8 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) res->start = base; if (!res->end) res->end = limit + 0xfff; - printk(KERN_DEBUG "PCI: bridge %s io port: [%llx, %llx]\n", - pci_name(dev), (unsigned long long) res->start, - (unsigned long long) res->end); + printk(KERN_DEBUG "PCI: bridge %s io port: %pR\n", + pci_name(dev), res); } res = child->resource[1]; @@ -403,9 +400,8 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM; res->start = base; res->end = limit + 0xfffff; - printk(KERN_DEBUG "PCI: bridge %s 32bit mmio: [%llx, %llx]\n", - pci_name(dev), (unsigned long long) res->start, - (unsigned long long) res->end); + printk(KERN_DEBUG "PCI: bridge %s 32bit mmio: %pR\n", + pci_name(dev), res); } res = child->resource[2]; @@ -441,9 +437,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH; res->start = base; res->end = limit + 0xfffff; - printk(KERN_DEBUG "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n", - pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64) ? "64" : "32", - (unsigned long long) res->start, (unsigned long long) res->end); + printk(KERN_DEBUG "PCI: bridge %s %sbit mmio pref: %pR\n", + pci_name(dev), + (res->flags & PCI_PREF_RANGE_TYPE_64) ? "64":"32", res); } } @@ -764,7 +760,7 @@ static int pci_setup_device(struct pci_dev * dev) dev->class = class; class >>= 8; - dev_dbg(&dev->dev, "found [%04x/%04x] class %06x header type %02x\n", + dev_dbg(&dev->dev, "found [%04x:%04x] class %06x header type %02x\n", dev->vendor, dev->device, class, dev->hdr_type); /* "Unknown power state" */ @@ -889,8 +885,9 @@ static void set_pcie_port_type(struct pci_dev *pdev) int pci_cfg_space_size_ext(struct pci_dev *dev) { u32 status; + int pos = PCI_CFG_SPACE_SIZE; - if (pci_read_config_dword(dev, 256, &status) != PCIBIOS_SUCCESSFUL) + if (pci_read_config_dword(dev, pos, &status) != PCIBIOS_SUCCESSFUL) goto fail; if (status == 0xffffffff) goto fail; @@ -951,6 +948,7 @@ EXPORT_SYMBOL(alloc_pci_dev); static struct pci_dev *pci_scan_device(struct pci_bus *bus, int devfn) { struct pci_dev *dev; + struct pci_slot *slot; u32 l; u8 hdr_type; int delay = 1; @@ -999,6 +997,10 @@ static struct pci_dev *pci_scan_device(struct pci_bus *bus, int devfn) dev->error_state = pci_channel_io_normal; set_pcie_port_type(dev); + list_for_each_entry(slot, &bus->slots, list) + if (PCI_SLOT(devfn) == slot->number) + dev->slot = slot; + /* Assume 32-bit PCI; let 64-bit PCI cards (which are far rarer) set this higher, assuming the system even supports it. */ dev->dma_mask = 0xffffffff; @@ -1237,8 +1239,11 @@ EXPORT_SYMBOL(pci_scan_bridge); EXPORT_SYMBOL_GPL(pci_scan_child_bus); #endif -static int __init pci_sort_bf_cmp(const struct pci_dev *a, const struct pci_dev *b) +static int __init pci_sort_bf_cmp(const struct device *d_a, const struct device *d_b) { + const struct pci_dev *a = to_pci_dev(d_a); + const struct pci_dev *b = to_pci_dev(d_b); + if (pci_domain_nr(a->bus) < pci_domain_nr(b->bus)) return -1; else if (pci_domain_nr(a->bus) > pci_domain_nr(b->bus)) return 1; @@ -1251,50 +1256,7 @@ static int __init pci_sort_bf_cmp(const struct pci_dev *a, const struct pci_dev return 0; } -/* - * Yes, this forcably breaks the klist abstraction temporarily. It - * just wants to sort the klist, not change reference counts and - * take/drop locks rapidly in the process. It does all this while - * holding the lock for the list, so objects can't otherwise be - * added/removed while we're swizzling. - */ -static void __init pci_insertion_sort_klist(struct pci_dev *a, struct list_head *list) -{ - struct list_head *pos; - struct klist_node *n; - struct device *dev; - struct pci_dev *b; - - list_for_each(pos, list) { - n = container_of(pos, struct klist_node, n_node); - dev = container_of(n, struct device, knode_bus); - b = to_pci_dev(dev); - if (pci_sort_bf_cmp(a, b) <= 0) { - list_move_tail(&a->dev.knode_bus.n_node, &b->dev.knode_bus.n_node); - return; - } - } - list_move_tail(&a->dev.knode_bus.n_node, list); -} - void __init pci_sort_breadthfirst(void) { - LIST_HEAD(sorted_devices); - struct list_head *pos, *tmp; - struct klist_node *n; - struct device *dev; - struct pci_dev *pdev; - struct klist *device_klist; - - device_klist = bus_get_device_klist(&pci_bus_type); - - spin_lock(&device_klist->k_lock); - list_for_each_safe(pos, tmp, &device_klist->k_list) { - n = container_of(pos, struct klist_node, n_node); - dev = container_of(n, struct device, knode_bus); - pdev = to_pci_dev(dev); - pci_insertion_sort_klist(pdev, &sorted_devices); - } - list_splice(&sorted_devices, &device_klist->k_list); - spin_unlock(&device_klist->k_lock); + bus_sort_breadthfirst(&pci_bus_type, &pci_sort_bf_cmp); }