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| author | Oliver Neukum <oneukum@suse.com> | 2016-04-20 15:39:12 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-04-26 15:04:38 -0700 |
| commit | fca504f6054f2a62d966afde23a0cfbf9e3dc32f (patch) | |
| tree | 77cbe29f8cccb3ba40018d5dc047bbbf9145f91c /include/linux/usb.h | |
| parent | dd80b54b18db3d76a43558daaa6ea3aa67f5aacd (diff) | |
| download | lwn-fca504f6054f2a62d966afde23a0cfbf9e3dc32f.tar.gz lwn-fca504f6054f2a62d966afde23a0cfbf9e3dc32f.zip | |
USB: correct intervals for SS+
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>
Diffstat (limited to 'include/linux/usb.h')
| -rw-r--r-- | include/linux/usb.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h index 29aba76017ee..7824f4557d50 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -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); |