PCI_SET_POWER_STATE(9)                 Hardware Interfaces                 PCI_SET_POWER_STATE(9)



NAME
       pci_set_power_state - Set the power state of a PCI device

SYNOPSIS
       int pci_set_power_state(struct pci_dev * dev, pci_power_t state);

ARGUMENTS
       dev
           PCI device to handle.

       state
           PCI power state (D0, D1, D2, D3hot) to put the device into.

DESCRIPTION
       Transition a device to a new power state, using the platform firmware and/or the device's
       PCI PM registers.

       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 doesn't support the
       requested state. 0 if device already is in the requested state. 0 if device's power state
       has been successfully changed.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                    PCI_SET_POWER_STATE(9)