diff options
| author | Rupesh Tatiya <rtatiya@codeaurora.org> | 2015-04-14 16:36:55 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-05-08 01:43:44 +0200 |
| commit | a8425292816ceaa8c49e29d2114e85d85a73e080 (patch) | |
| tree | b5419dd373eecaffc47568684085160c873e9a7c /drivers/usb/core | |
| parent | 7d203a9e11fa179306a9f49ad06eb3dd1b9d8614 (diff) | |
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>
Diffstat (limited to 'drivers/usb/core')
| -rw-r--r-- | drivers/usb/core/hub.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 95041b66b912..52178bc69297 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -127,7 +127,7 @@ static int usb_device_supports_lpm(struct usb_device *udev) /* 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))) |