diff options
Diffstat (limited to 'drivers/usb/host/xhci-plat.c')
| -rw-r--r-- | drivers/usb/host/xhci-plat.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 60aeaca5b1dc..fd2a440f6f78 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -347,6 +347,7 @@ static int xhci_plat_suspend(struct device *dev) { struct usb_hcd *hcd = dev_get_drvdata(dev); struct xhci_hcd *xhci = hcd_to_xhci(hcd); + int ret; /* * xhci_suspend() needs `do_wakeup` to know whether host is allowed @@ -356,7 +357,12 @@ static int xhci_plat_suspend(struct device *dev) * reconsider this when xhci_plat_suspend enlarges its scope, e.g., * also applies to runtime suspend. */ - return xhci_suspend(xhci, device_may_wakeup(dev)); + ret = xhci_suspend(xhci, device_may_wakeup(dev)); + + if (!device_may_wakeup(dev) && !IS_ERR(xhci->clk)) + clk_disable_unprepare(xhci->clk); + + return ret; } static int xhci_plat_resume(struct device *dev) @@ -364,6 +370,9 @@ static int xhci_plat_resume(struct device *dev) struct usb_hcd *hcd = dev_get_drvdata(dev); struct xhci_hcd *xhci = hcd_to_xhci(hcd); + if (!device_may_wakeup(dev) && !IS_ERR(xhci->clk)) + clk_prepare_enable(xhci->clk); + return xhci_resume(xhci, 0); } #endif /* CONFIG_PM_SLEEP */ |