pci_find_capability
Section: Kernel Hacker's Manual (9)
Updated: pci_find_capability
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NAME
pci_find_capability - query for devices' capabilities
SYNOPSIS
int pci_find_capability
(struct pci_dev *dev,
int cap);
ARGUMENTS
- dev
-
PCI device to query
- cap
-
capability code
DESCRIPTION
Tell if a device supports a given PCI capability.
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. 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
Index
- NAME
-
- SYNOPSIS
-
- ARGUMENTS
-
- DESCRIPTION
-
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