diff options
| -rw-r--r-- | include/linux/usb.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h index e6c815590fdd..22e7b53123ef 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -879,6 +879,9 @@ struct usbdrv_wrap { * for interfaces bound to this driver. * @soft_unbind: if set to 1, the USB core will not kill URBs and disable * endpoints before calling the driver's disconnect method. + * @disable_hub_initiated_lpm: if set to 0, the USB core will not allow hubs + * to initiate lower power link state transitions when an idle timeout + * occurs. Device-initiated USB 3.0 link PM will still be allowed. * * USB interface drivers must provide a name, probe() and disconnect() * methods, and an id_table. Other driver fields are optional. @@ -919,6 +922,7 @@ struct usb_driver { struct usbdrv_wrap drvwrap; unsigned int no_dynamic_id:1; unsigned int supports_autosuspend:1; + unsigned int disable_hub_initiated_lpm:1; unsigned int soft_unbind:1; }; #define to_usb_driver(d) container_of(d, struct usb_driver, drvwrap.driver) |
