pci_set_power_state - Set the power state of a PCI device
2. SYNOPSIS ▲
int pci_set_power_state(struct pci_dev * dev , pci_power_t state );
3. ARGUMENTS ▲
PCI device to handle.
PCI power state (D0, D1, D2, D3hot) to put the device into.
4. DESCRIPTION ▲
Transition a device to a new power state, using the platform firmware and/or the deviceAqs PCI PM registers.
5. RETURN VALUE ▲
-EINVAL if the requested state is invalid. -EIO if device does not support PCI PM or its PM capabilities register has a wrong version, or device doesnAqt support the requested state. 0 if device already is in the requested state. 0 if deviceAqs power state has been successfully changed.
6. COPYRIGHT ▲