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PCI: Introduce pci_rescan_bus()

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This API is used by the PCI core to rescan a bus and rediscover
newly added devices.

Over time, it is expected that the various PCI hotplug drivers
will migrate to this interface and away from the old
pci_do_scan_bus() interface.

Signed-off-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Alex Chiang
2009-03-20 14:56:25 -06:00
committed by Jesse Barnes
parent 9dd90cafa7
commit 3ed4fd96b3
3 changed files with 38 additions and 3 deletions
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6
drivers/pci/hotplug/fakephp.c
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@ -245,12 +245,12 @@ static int pci_rescan_slot(struct pci_dev *temp)
/**
* pci_rescan_bus - Rescan PCI bus
* pci_rescan_bus_local - fakephp version of rescan PCI bus
* @bus: the PCI bus to rescan
*
* Call pci_rescan_slot for each possible function of the bus.
*/
static void pci_rescan_bus(const struct pci_bus *bus)
static void pci_rescan_bus_local(const struct pci_bus *bus)
{
unsigned int devfn;
struct pci_dev *dev;
@ -291,7 +291,7 @@ static void pci_rescan_buses(const struct list_head *list)
const struct list_head *l;
list_for_each(l,list) {
const struct pci_bus *b = pci_bus_b(l);
pci_rescan_bus(b);
pci_rescan_bus_local(b);
pci_rescan_buses(&b->children);
}
}