pci_common_swizzle (9) Linux Manual Page
pci_common_swizzle – swizzle INTx all the way to root bridge
Synopsis
- u8 pci_common_swizzle(struct pci_dev
* dev, u8* pinp);
Arguments
dev
-
- the PCI device
pinp
- pointer to the INTx pin value (1=INTA, 2=INTB, 3=INTD, 4=INTD)
Description
Perform INTx swizzling for a device. This traverses through all PCI-to-PCI bridges all the way up to a PCI root bus.