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pci: factor out pci_for_each_device(). 

split out device iteration logic from pci_for_each_device().
factored out function, pci_for_each_device_under_bus() will be used later.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Isaku Yamahata 2009-10-30 21:21:24 +09:00 committed by Anthony Liguori
parent a968857067
commit 1074df4f29
1 changed files with 14 additions and 7 deletions
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21
hw/pci.c
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@ -885,19 +885,26 @@ static void pci_info_device(PCIBus *bus, PCIDevice *d)
} }
} }
void pci_for_each_device(PCIBus *bus, int bus_num, static void pci_for_each_device_under_bus(PCIBus *bus,
void (*fn)(PCIBus *b, PCIDevice *d)) void (*fn)(PCIBus *b, PCIDevice *d))
{ {
PCIDevice *d; PCIDevice *d;
int devfn; int devfn;
for(devfn = 0; devfn < 256; devfn++) {
d = bus->devices[devfn];
if (d)
fn(bus, d);
}
}
void pci_for_each_device(PCIBus *bus, int bus_num,
void (*fn)(PCIBus *b, PCIDevice *d))
{
bus = pci_find_bus(bus, bus_num); bus = pci_find_bus(bus, bus_num);
if (bus) { if (bus) {
for(devfn = 0; devfn < 256; devfn++) { pci_for_each_device_under_bus(bus, fn);
d = bus->devices[devfn];
if (d)
fn(bus, d);
}
} }
} }