pci_find_ext_capabil(9)
NAME
pci_find_ext_capability - Find an extended capability
SYNOPSIS
int pci_find_ext_capability(struct pci_dev * dev, int cap);
ARGUMENTS
- dev
- PCI device to query
- cap
- capability code
DESCRIPTION
Returns the address of the requested extended capability structure
within the device´s PCI configuration space or 0 if the device does not
support it. Possible values for cap:
PCI_EXT_CAP_ID_ERR Advanced Error Reporting PCI_EXT_CAP_ID_VC Virtual
Channel PCI_EXT_CAP_ID_DSN Device Serial Number PCI_EXT_CAP_ID_PWR
Power Budgeting