pci_find_ht_capability — query a device's Hypertransport capabilities
PCI device to query
Hypertransport capability code
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.