pci_find_ht_capability — query a device's Hypertransport capabilities
int pci_find_ht_capability ( | struct pci_dev * | dev, |
| int | ht_cap); |
Tell if a device supports a given Hypertransport capability.
Returns an address within the device's PCI configuration space
or 0 in case the device does not support the request capability.
The address points to the PCI capability, of type PCI_CAP_ID_HT,
which has a Hypertransport capability matching ht_cap.