xhci driver cannot call pci_set_power_state() on non-pci xhci host controllers. Signed-off-by: Henry Lin <henryl@xxxxxxxxxx> --- drivers/usb/host/xhci.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 6c17e3fe181a..1fc16763dcda 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -761,6 +761,8 @@ static void xhci_stop(struct usb_hcd *hcd) mutex_unlock(&xhci->mutex); } +extern struct device_type pci_dev_type; + /* * Shutdown HC (not bus-specific) * @@ -791,8 +793,12 @@ static void xhci_shutdown(struct usb_hcd *hcd) readl(&xhci->op_regs->status)); /* Yet another workaround for spurious wakeups at shutdown with HSW */ - if (xhci->quirks & XHCI_SPURIOUS_WAKEUP) - pci_set_power_state(to_pci_dev(hcd->self.sysdev), PCI_D3hot); + if (xhci->quirks & XHCI_SPURIOUS_WAKEUP) { + struct device *dev = hcd->self.sysdev; + + if (dev->type == &pci_dev_type) + pci_set_power_state(to_pci_dev(dev), PCI_D3hot); + } } #ifdef CONFIG_PM -- 2.17.1