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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-11 12:18:16 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-11 12:18:16 -0800
commit11bd04f6f35621193311c32e0721142b073a7794 (patch)
tree00979740582bb26e8d3756bf3526c85f19f66a46 /drivers/pci/search.c
parent4e2ccdb0409146f8cf64a11b6ef82a9c928ced2a (diff)
parent9e0b5b2c447ad0caa075a5cfef86def62e1782ff (diff)
Merge branch 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6
* 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: (109 commits) PCI: fix coding style issue in pci_save_state() PCI: add pci_request_acs PCI: fix BUG_ON triggered by logical PCIe root port removal PCI: remove ifdefed pci_cleanup_aer_correct_error_status PCI: unconditionally clear AER uncorr status register during cleanup x86/PCI: claim SR-IOV BARs in pcibios_allocate_resource PCI: portdrv: remove redundant definitions PCI: portdrv: remove unnecessary struct pcie_port_data PCI: portdrv: minor cleanup for pcie_port_device_register PCI: portdrv: add missing irq cleanup PCI: portdrv: enable device before irq initialization PCI: portdrv: cleanup service irqs initialization PCI: portdrv: check capabilities first PCI: portdrv: move PME capability check PCI: portdrv: remove redundant pcie type calculation PCI: portdrv: cleanup pcie_device registration PCI: portdrv: remove redundant pcie_port_device_probe PCI: Always set prefetchable base/limit upper32 registers PCI: read-modify-write the pcie device control register when initiating pcie flr PCI: show dma_mask bits in /sys ... Fixed up conflicts in: arch/x86/kernel/amd_iommu_init.c drivers/pci/dmar.c drivers/pci/hotplug/acpiphp_glue.c
Diffstat (limited to 'drivers/pci/search.c')
-rw-r--r--drivers/pci/search.c38
1 files changed, 19 insertions, 19 deletions
diff --git a/drivers/pci/search.c b/drivers/pci/search.c
index ec415352d9b..6dae8714325 100644
--- a/drivers/pci/search.c
+++ b/drivers/pci/search.c
@@ -26,14 +26,14 @@ pci_find_upstream_pcie_bridge(struct pci_dev *pdev)
{
struct pci_dev *tmp = NULL;
- if (pdev->is_pcie)
+ if (pci_is_pcie(pdev))
return NULL;
while (1) {
if (pci_is_root_bus(pdev->bus))
break;
pdev = pdev->bus->self;
/* a p2p bridge */
- if (!pdev->is_pcie) {
+ if (!pci_is_pcie(pdev)) {
tmp = pdev;
continue;
}
@@ -149,32 +149,33 @@ struct pci_dev * pci_get_slot(struct pci_bus *bus, unsigned int devfn)
}
/**
- * pci_get_bus_and_slot - locate PCI device from a given PCI bus & slot
- * @bus: number of PCI bus on which desired PCI device resides
- * @devfn: encodes number of PCI slot in which the desired PCI
- * device resides and the logical device number within that slot
- * in case of multi-function devices.
- *
- * Note: the bus/slot search is limited to PCI domain (segment) 0.
+ * pci_get_domain_bus_and_slot - locate PCI device for a given PCI domain (segment), bus, and slot
+ * @domain: PCI domain/segment on which the PCI device resides.
+ * @bus: PCI bus on which desired PCI device resides
+ * @devfn: encodes number of PCI slot in which the desired PCI device
+ * resides and the logical device number within that slot in case of
+ * multi-function devices.
*
- * Given a PCI bus and slot/function number, the desired PCI device
- * is located in system global list of PCI devices. If the device
- * is found, a pointer to its data structure is returned. If no
- * device is found, %NULL is returned. The returned device has its
- * reference count bumped by one.
+ * Given a PCI domain, bus, and slot/function number, the desired PCI
+ * device is located in the list of PCI devices. If the device is
+ * found, its reference count is increased and this function returns a
+ * pointer to its data structure. The caller must decrement the
+ * reference count by calling pci_dev_put(). If no device is found,
+ * %NULL is returned.
*/
-
-struct pci_dev * pci_get_bus_and_slot(unsigned int bus, unsigned int devfn)
+struct pci_dev *pci_get_domain_bus_and_slot(int domain, unsigned int bus,
+ unsigned int devfn)
{
struct pci_dev *dev = NULL;
while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
- if (pci_domain_nr(dev->bus) == 0 &&
- (dev->bus->number == bus && dev->devfn == devfn))
+ if (pci_domain_nr(dev->bus) == domain &&
+ (dev->bus->number == bus && dev->devfn == devfn))
return dev;
}
return NULL;
}
+EXPORT_SYMBOL(pci_get_domain_bus_and_slot);
static int match_pci_dev_by_id(struct device *dev, void *data)
{
@@ -354,5 +355,4 @@ EXPORT_SYMBOL(pci_find_next_bus);
EXPORT_SYMBOL(pci_get_device);
EXPORT_SYMBOL(pci_get_subsys);
EXPORT_SYMBOL(pci_get_slot);
-EXPORT_SYMBOL(pci_get_bus_and_slot);
EXPORT_SYMBOL(pci_get_class);