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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.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/core/port.c b/drivers/usb/core/port.c
index fe5959f..153e799 100644
--- a/drivers/usb/core/port.c
+++ b/drivers/usb/core/port.c
@@ -66,6 +66,7 @@ static void usb_port_device_release(struct device *dev)
{
struct usb_port *port_dev = to_usb_port(dev);
+ usb_acpi_unregister_power_resources(dev);
kfree(port_dev);
}
@@ -95,6 +96,10 @@ int usb_hub_create_port_device(struct usb_hub *hub, int port1)
if (retval)
goto error_register;
+ retval = usb_acpi_register_power_resources(&port_dev->dev);
+ if (retval && retval != -ENODEV)
+ dev_warn(&port_dev->dev, "the port can't register its ACPI power resource.\n");
+
return 0;
error_register: