usb: Enable LPM for USB 2.01+ full-speed devices
USB 2.01+ full-speed devices can have extended descriptor as well
and can support LPM.
Signed-off-by: Rupesh Tatiya <rtatiya@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 95041b6..52178bc 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -127,7 +127,7 @@
/* USB 2.1 (and greater) devices indicate LPM support through
* their USB 2.0 Extended Capabilities BOS descriptor.
*/
- if (udev->speed == USB_SPEED_HIGH) {
+ if (udev->speed == USB_SPEED_HIGH || udev->speed == USB_SPEED_FULL) {
if (udev->bos->ext_cap &&
(USB_LPM_SUPPORT &
le32_to_cpu(udev->bos->ext_cap->bmAttributes)))