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USB: correct intervals for SS+

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SS+ also expresses intervals in units of 125ms. Testing must
be for SS or faster, not SS exactly.

Signed-off-by: Oliver neukum <oneukum@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Oliver Neukum 2016-04-20 15:39:12 +02:00 committed by Greg Kroah-Hartman
parent dd80b54b18
commit fca504f605
1 changed files with 2 additions and 2 deletions
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4
include/linux/usb.h
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@ -1569,7 +1569,7 @@ static inline void usb_fill_bulk_urb(struct urb *urb,
* Initializes a interrupt urb with the proper information needed to submit
* it to a device.
*
* Note that High Speed and SuperSpeed interrupt endpoints use a logarithmic
* Note that High Speed and SuperSpeed(+) interrupt endpoints use a logarithmic
* encoding of the endpoint interval, and express polling intervals in
* microframes (eight per millisecond) rather than in frames (one per
* millisecond).
@ -1595,7 +1595,7 @@ static inline void usb_fill_int_urb(struct urb *urb,
urb->complete = complete_fn;
urb->context = context;
if (dev->speed == USB_SPEED_HIGH || dev->speed == USB_SPEED_SUPER) {
if (dev->speed == USB_SPEED_HIGH || dev->speed >= USB_SPEED_SUPER) {
/* make sure interval is within allowed range */
interval = clamp(interval, 1, 16);