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path: root/drivers/usb/core/driver.c
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Diffstat (limited to 'drivers/usb/core/driver.c')
-rw-r--r--drivers/usb/core/driver.c15
1 files changed, 2 insertions, 13 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 637b2bea5563..2da70b4d33fe 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -1630,12 +1630,10 @@ int usb_external_resume_device(struct usb_device *udev)
1630 return status; 1630 return status;
1631} 1631}
1632 1632
1633static int usb_suspend(struct device *dev, pm_message_t message) 1633int usb_suspend(struct device *dev, pm_message_t message)
1634{ 1634{
1635 struct usb_device *udev; 1635 struct usb_device *udev;
1636 1636
1637 if (!is_usb_device(dev)) /* Ignore PM for interfaces */
1638 return 0;
1639 udev = to_usb_device(dev); 1637 udev = to_usb_device(dev);
1640 1638
1641 /* If udev is already suspended, we can skip this suspend and 1639 /* If udev is already suspended, we can skip this suspend and
@@ -1654,12 +1652,10 @@ static int usb_suspend(struct device *dev, pm_message_t message)
1654 return usb_external_suspend_device(udev, message); 1652 return usb_external_suspend_device(udev, message);
1655} 1653}
1656 1654
1657static int usb_resume(struct device *dev) 1655int usb_resume(struct device *dev)
1658{ 1656{
1659 struct usb_device *udev; 1657 struct usb_device *udev;
1660 1658
1661 if (!is_usb_device(dev)) /* Ignore PM for interfaces */
1662 return 0;
1663 udev = to_usb_device(dev); 1659 udev = to_usb_device(dev);
1664 1660
1665 /* If udev->skip_sys_resume is set then udev was already suspended 1661 /* If udev->skip_sys_resume is set then udev was already suspended
@@ -1671,17 +1667,10 @@ static int usb_resume(struct device *dev)
1671 return usb_external_resume_device(udev); 1667 return usb_external_resume_device(udev);
1672} 1668}
1673 1669
1674#else
1675
1676#define usb_suspend NULL
1677#define usb_resume NULL
1678
1679#endif /* CONFIG_PM */ 1670#endif /* CONFIG_PM */
1680 1671
1681struct bus_type usb_bus_type = { 1672struct bus_type usb_bus_type = {
1682 .name = "usb", 1673 .name = "usb",
1683 .match = usb_device_match, 1674 .match = usb_device_match,
1684 .uevent = usb_uevent, 1675 .uevent = usb_uevent,
1685 .suspend = usb_suspend,
1686 .resume = usb_resume,
1687}; 1676};