diff options
Diffstat (limited to 'drivers/usb/host')
-rw-r--r-- | drivers/usb/host/xhci-pci.c | 13 | ||||
-rw-r--r-- | drivers/usb/host/xhci.c | 5 | ||||
-rw-r--r-- | drivers/usb/host/xhci.h | 1 |
3 files changed, 15 insertions, 4 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index d6e2199bcfe5..bda176fa6e48 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -446,6 +446,18 @@ static int xhci_pci_resume(struct usb_hcd *hcd, bool hibernated) } #endif /* CONFIG_PM */ +static void xhci_pci_shutdown(struct usb_hcd *hcd) +{ + struct xhci_hcd *xhci = hcd_to_xhci(hcd); + struct pci_dev *pdev = to_pci_dev(hcd->self.controller); + + xhci_shutdown(hcd); + + /* Yet another workaround for spurious wakeups at shutdown with HSW */ + if (xhci->quirks & XHCI_SPURIOUS_WAKEUP) + pci_set_power_state(pdev, PCI_D3hot); +} + /*-------------------------------------------------------------------------*/ /* PCI driver selection metadata; PCI hotplugging uses this */ @@ -481,6 +493,7 @@ static int __init xhci_pci_init(void) #ifdef CONFIG_PM xhci_pci_hc_driver.pci_suspend = xhci_pci_suspend; xhci_pci_hc_driver.pci_resume = xhci_pci_resume; + xhci_pci_hc_driver.shutdown = xhci_pci_shutdown; #endif return pci_register_driver(&xhci_pci_driver); } diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 7a0db7fb731e..af4e68152776 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -754,11 +754,8 @@ void xhci_shutdown(struct usb_hcd *hcd) xhci_dbg_trace(xhci, trace_xhci_dbg_init, "xhci_shutdown completed - status = %x", 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.controller), PCI_D3hot); } +EXPORT_SYMBOL_GPL(xhci_shutdown); #ifdef CONFIG_PM static void xhci_save_registers(struct xhci_hcd *xhci) diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index b57bee70cdef..e23e3a381672 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1833,6 +1833,7 @@ int xhci_run(struct usb_hcd *hcd); void xhci_stop(struct usb_hcd *hcd); void xhci_shutdown(struct usb_hcd *hcd); int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks); +void xhci_shutdown(struct usb_hcd *hcd); void xhci_init_driver(struct hc_driver *drv, const struct xhci_driver_overrides *over); |