1. NAME▲

pci_find_capability - query for devicesAq capabilities

2. SYNOPSIS ▲

int pci_find_capability(struct pci_dev *  dev , int  cap );

3. ARGUMENTS ▲

dev
    PCI device to query

cap
    capability code

4. DESCRIPTION ▲

Tell if a device supports a given PCI capability. Returns the address of the requested capability structure within the deviceAqs PCI configuration space or 0 in case the device does not support it. Possible values for cap:

PCI_CAP_ID_PM Power Management PCI_CAP_ID_AGP Accelerated Graphics Port PCI_CAP_ID_VPD Vital Product Data PCI_CAP_ID_SLOTID Slot Identification PCI_CAP_ID_MSI Message Signalled Interrupts PCI_CAP_ID_CHSWP CompactPCI HotSwap PCI_CAP_ID_PCIX PCI-X PCI_CAP_ID_EXP PCI Express

5. COPYRIGHT ▲