centos man page for pci_bus_find_capability

Query: pci_bus_find_capability

OS: centos

Section: 9

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

PCI_BUS_FIND_CAPABIL(9) 					Hardware Interfaces					   PCI_BUS_FIND_CAPABIL(9)

NAME
pci_bus_find_capability - query for devices' capabilities
SYNOPSIS
int pci_bus_find_capability(struct pci_bus * bus, unsigned int devfn, int cap);
ARGUMENTS
bus the PCI bus to query devfn PCI device to query cap capability code
DESCRIPTION
Like pci_find_capability but works for pci devices that do not have a pci_dev structure set up yet. Returns the address of the requested capability structure within the device's PCI configuration space or 0 in case the device does not support it.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 PCI_BUS_FIND_CAPABIL(9)
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