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path: root/drivers/usb/core/port.c
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Diffstat (limited to 'drivers/usb/core/port.c')
-rw-r--r--drivers/usb/core/port.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/core/port.c b/drivers/usb/core/port.c
index 1a06a4b5fbb1..bbbb35fa639f 100644
--- a/drivers/usb/core/port.c
+++ b/drivers/usb/core/port.c
@@ -285,6 +285,14 @@ static int usb_port_runtime_suspend(struct device *dev)
}
#endif
+static void usb_port_shutdown(struct device *dev)
+{
+ struct usb_port *port_dev = to_usb_port(dev);
+
+ if (port_dev->child)
+ usb_disable_usb2_hardware_lpm(port_dev->child);
+}
+
static const struct dev_pm_ops usb_port_pm_ops = {
#ifdef CONFIG_PM
.runtime_suspend = usb_port_runtime_suspend,
@@ -301,6 +309,7 @@ struct device_type usb_port_device_type = {
static struct device_driver usb_port_driver = {
.name = "usb",
.owner = THIS_MODULE,
+ .shutdown = usb_port_shutdown,
};
static int link_peers(struct usb_port *left, struct usb_port *right)