pci_find_ht_capability (9) Linux Manual Page
pci_find_ht_capability – query a device’s Hypertransport capabilities
Synopsis
int pci_find_ht_capability(struct pci_dev *dev, int ht_cap);Arguments
dev
-
- PCI device to query
ht_cap
- Hypertransport capability code
Description
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.