diff options
author | Justin Waters <justin.waters@timesys.com> | 2008-02-26 13:07:02 -0500 |
---|---|---|
committer | Justin Waters <justin.waters@timesys.com> | 2008-02-26 13:07:02 -0500 |
commit | b80a32b9cc634adfa8eaef33ec981e7febf2ade2 (patch) | |
tree | f256bce13ba11f514a388160df84e1410bedbe2b /drivers/pci/search.c | |
parent | 594133ef22fae0d737bd1b57352cf3f48a192c63 (diff) |
Update the i.MX31 Kernel to 2.6.232.6.23-mx31ads-2008022618072.6.23-mx31-200802261807
This is the result of a brute-force attempt to update the kernel to 2.6.23.
Now that we have a git tree, our effort will be a little nicer in the future.
Signed-off-by: Justin Waters <justin.waters@timesys.com>
Diffstat (limited to 'drivers/pci/search.c')
-rw-r--r-- | drivers/pci/search.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/pci/search.c b/drivers/pci/search.c index c13232435dc0..c6e79d01ce3d 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -139,12 +139,14 @@ 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 slot + * 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. + * * 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 @@ -157,7 +159,8 @@ struct pci_dev * pci_get_bus_and_slot(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 (dev->bus->number == bus && dev->devfn == devfn) + if (pci_domain_nr(dev->bus) == 0 && + (dev->bus->number == bus && dev->devfn == devfn)) return dev; } return NULL; @@ -199,7 +202,7 @@ static struct pci_dev * pci_find_subsys(unsigned int vendor, * can cause some machines to crash. So here we detect and flag that * situation and bail out early. */ - if (unlikely(list_empty(&pci_devices))) + if (unlikely(no_pci_devices())) return NULL; down_read(&pci_bus_sem); n = from ? from->global_list.next : pci_devices.next; @@ -274,7 +277,7 @@ pci_get_subsys(unsigned int vendor, unsigned int device, * can cause some machines to crash. So here we detect and flag that * situation and bail out early. */ - if (unlikely(list_empty(&pci_devices))) + if (unlikely(no_pci_devices())) return NULL; down_read(&pci_bus_sem); n = from ? from->global_list.next : pci_devices.next; |