diff options
Diffstat (limited to 'drivers/pci/probe.c')
| -rw-r--r-- | drivers/pci/probe.c | 48 |
1 files changed, 27 insertions, 21 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 5b3f5937ecf..55ec44a27e8 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -51,12 +51,12 @@ static ssize_t pci_bus_show_cpuaffinity(struct device *dev, char *buf) { int ret; - cpumask_t cpumask; + const struct cpumask *cpumask; - cpumask = pcibus_to_cpumask(to_pci_bus(dev)); + cpumask = cpumask_of_pcibus(to_pci_bus(dev)); ret = type? - cpulist_scnprintf(buf, PAGE_SIZE-2, &cpumask) : - cpumask_scnprintf(buf, PAGE_SIZE-2, &cpumask); + cpulist_scnprintf(buf, PAGE_SIZE-2, cpumask) : + cpumask_scnprintf(buf, PAGE_SIZE-2, cpumask); buf[ret++] = '\n'; buf[ret] = '\0'; return ret; @@ -135,13 +135,6 @@ static u64 pci_size(u64 base, u64 maxbase, u64 mask) return size; } -enum pci_bar_type { - pci_bar_unknown, /* Standard PCI BAR probe */ - pci_bar_io, /* An io port BAR */ - pci_bar_mem32, /* A 32-bit memory BAR */ - pci_bar_mem64, /* A 64-bit memory BAR */ -}; - static inline enum pci_bar_type decode_bar(struct resource *res, u32 bar) { if ((bar & PCI_BASE_ADDRESS_SPACE) == PCI_BASE_ADDRESS_SPACE_IO) { @@ -156,11 +149,16 @@ static inline enum pci_bar_type decode_bar(struct resource *res, u32 bar) return pci_bar_mem32; } -/* - * If the type is not unknown, we assume that the lowest bit is 'enable'. - * Returns 1 if the BAR was 64-bit and 0 if it was 32-bit. +/** + * pci_read_base - read a PCI BAR + * @dev: the PCI device + * @type: type of the BAR + * @res: resource buffer to be filled in + * @pos: BAR position in the config space + * + * Returns 1 if the BAR is 64-bit, or 0 if 32-bit. */ -static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, +int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, struct resource *res, unsigned int pos) { u32 l, sz, mask; @@ -400,19 +398,17 @@ static struct pci_bus *pci_alloc_child_bus(struct pci_bus *parent, if (!child) return NULL; - child->self = bridge; child->parent = parent; child->ops = parent->ops; child->sysdata = parent->sysdata; child->bus_flags = parent->bus_flags; - child->bridge = get_device(&bridge->dev); /* initialize some portions of the bus device, but don't register it * now as the parent is not properly set up yet. This device will get * registered later in pci_bus_add_devices() */ child->dev.class = &pcibus_class; - sprintf(child->dev.bus_id, "%04x:%02x", pci_domain_nr(child), busnr); + dev_set_name(&child->dev, "%04x:%02x", pci_domain_nr(child), busnr); /* * Set up the primary, secondary and subordinate @@ -422,8 +418,14 @@ static struct pci_bus *pci_alloc_child_bus(struct pci_bus *parent, child->primary = parent->secondary; child->subordinate = 0xff; + if (!bridge) + return child; + + child->self = bridge; + child->bridge = get_device(&bridge->dev); + /* Set up default resource pointers and names.. */ - for (i = 0; i < 4; i++) { + for (i = 0; i < PCI_BRIDGE_RESOURCE_NUM; i++) { child->resource[i] = &bridge->resource[PCI_BRIDGE_RESOURCES+i]; child->resource[i]->name = child->name; } @@ -958,8 +960,12 @@ static void pci_init_capabilities(struct pci_dev *dev) /* MSI/MSI-X list */ pci_msi_init_pci_dev(dev); + /* Buffers for saving PCIe and PCI-X capabilities */ + pci_allocate_cap_save_buffers(dev); + /* Power Management */ pci_pm_init(dev); + platform_pci_wakeup_init(dev); /* Vital Product Data */ pci_vpd_pci22_init(dev); @@ -1130,7 +1136,7 @@ struct pci_bus * pci_create_bus(struct device *parent, memset(dev, 0, sizeof(*dev)); dev->parent = parent; dev->release = pci_release_bus_bridge_dev; - sprintf(dev->bus_id, "pci%04x:%02x", pci_domain_nr(b), bus); + dev_set_name(dev, "pci%04x:%02x", pci_domain_nr(b), bus); error = device_register(dev); if (error) goto dev_reg_err; @@ -1141,7 +1147,7 @@ struct pci_bus * pci_create_bus(struct device *parent, b->dev.class = &pcibus_class; b->dev.parent = b->bridge; - sprintf(b->dev.bus_id, "%04x:%02x", pci_domain_nr(b), bus); + dev_set_name(&b->dev, "%04x:%02x", pci_domain_nr(b), bus); error = device_register(&b->dev); if (error) goto class_dev_reg_err; |