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Merge branch 'pci/jiang-get-domain-bus-slot' into next

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* pci/jiang-get-domain-bus-slot:
  xen-pcifront: Use hotplug-safe pci_get_domain_bus_and_slot()
  PCI: Use hotplug-safe pci_get_domain_bus_and_slot()
  PCI/cpcihp: Use hotplug-safe pci_get_domain_bus_and_slot()
  PCI/vga: Use hotplug-safe pci_get_domain_bus_and_slot()
  ia64/PCI: Use hotplug-safe pci_get_domain_bus_and_slot()
This commit is contained in:
Bjorn Helgaas 2012-09-17 15:44:20 -06:00
commit b895e663f4
5 changed files with 10 additions and 35 deletions
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4
arch/ia64/sn/kernel/io_common.c
View File

@ -229,7 +229,6 @@ void sn_pci_fixup_slot(struct pci_dev *dev, struct pcidev_info *pcidev_info,
{
int segment = pci_domain_nr(dev->bus);
struct pcibus_bussoft *bs;
struct pci_bus *host_pci_bus;
struct pci_dev *host_pci_dev;
unsigned int bus_no, devfn;
@ -245,8 +244,7 @@ void sn_pci_fixup_slot(struct pci_dev *dev, struct pcidev_info *pcidev_info,
bus_no = (pcidev_info->pdi_slot_host_handle >> 32) & 0xff;
devfn = pcidev_info->pdi_slot_host_handle & 0xffffffff;
host_pci_bus = pci_find_bus(segment, bus_no);
host_pci_dev = pci_get_slot(host_pci_bus, devfn);
host_pci_dev = pci_get_domain_bus_and_slot(segment, bus_no, devfn);
pcidev_info->host_pci_dev = host_pci_dev;
pcidev_info->pdi_linux_pcidev = dev;

15
drivers/gpu/vga/vgaarb.c
View File

@ -1066,7 +1066,6 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
}
} else if (strncmp(curr_pos, "target ", 7) == 0) {
struct pci_bus *pbus;
unsigned int domain, bus, devfn;
struct vga_device *vgadev;
@ -1085,19 +1084,11 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
pr_debug("vgaarb: %s ==> %x:%x:%x.%x\n", curr_pos,
domain, bus, PCI_SLOT(devfn), PCI_FUNC(devfn));
pbus = pci_find_bus(domain, bus);
pr_debug("vgaarb: pbus %p\n", pbus);
if (pbus == NULL) {
pr_err("vgaarb: invalid PCI domain and/or bus address %x:%x\n",
domain, bus);
ret_val = -ENODEV;
goto done;
}
pdev = pci_get_slot(pbus, devfn);
pdev = pci_get_domain_bus_and_slot(domain, bus, devfn);
pr_debug("vgaarb: pdev %p\n", pdev);
if (!pdev) {
pr_err("vgaarb: invalid PCI address %x:%x\n",
bus, devfn);
pr_err("vgaarb: invalid PCI address %x:%x:%x\n",
domain, bus, devfn);
ret_val = -ENODEV;
goto done;
}

8
drivers/pci/hotplug/cpcihp_generic.c
View File

@ -154,12 +154,8 @@ static int __init cpcihp_generic_init(void)
if(!r)
return -EBUSY;
bus = pci_find_bus(0, bridge_busnr);
if (!bus) {
err("Invalid bus number %d", bridge_busnr);
return -EINVAL;
}
dev = pci_get_slot(bus, PCI_DEVFN(bridge_slot, 0));
dev = pci_get_domain_bus_and_slot(0, bridge_busnr,
PCI_DEVFN(bridge_slot, 0));
if(!dev || dev->hdr_type != PCI_HEADER_TYPE_BRIDGE) {
err("Invalid bridge device %s", bridge);
pci_dev_put(dev);

8
drivers/pci/iov.c
View File

@ -152,15 +152,11 @@ failed1:
static void virtfn_remove(struct pci_dev *dev, int id, int reset)
{
char buf[VIRTFN_ID_LEN];
struct pci_bus *bus;
struct pci_dev *virtfn;
struct pci_sriov *iov = dev->sriov;
bus = pci_find_bus(pci_domain_nr(dev->bus), virtfn_bus(dev, id));
if (!bus)
return;
virtfn = pci_get_slot(bus, virtfn_devfn(dev, id));
virtfn = pci_get_domain_bus_and_slot(pci_domain_nr(dev->bus),
virtfn_bus(dev, id), virtfn_devfn(dev, id));
if (!virtfn)
return;

10
drivers/pci/xen-pcifront.c
View File

@ -982,7 +982,6 @@ static int pcifront_detach_devices(struct pcifront_device *pdev)
int err = 0;
int i, num_devs;
unsigned int domain, bus, slot, func;
struct pci_bus *pci_bus;
struct pci_dev *pci_dev;
char str[64];
@ -1032,13 +1031,8 @@ static int pcifront_detach_devices(struct pcifront_device *pdev)
goto out;
}
pci_bus = pci_find_bus(domain, bus);
if (!pci_bus) {
dev_dbg(&pdev->xdev->dev, "Cannot get bus %04x:%02x\n",
domain, bus);
continue;
}
pci_dev = pci_get_slot(pci_bus, PCI_DEVFN(slot, func));
pci_dev = pci_get_domain_bus_and_slot(domain, bus,
PCI_DEVFN(slot, func));
if (!pci_dev) {
dev_dbg(&pdev->xdev->dev,
"Cannot get PCI device %04x:%02x:%02x.%d\n",