diff options
| author | Stefan Agner <stefan@agner.ch> | 2017-03-14 13:59:28 -0700 |
|---|---|---|
| committer | Max Krummenacher <max.krummenacher@toradex.com> | 2017-03-15 18:35:51 +0100 |
| commit | 39ac0033f2345ce7b5d8ca4439192407dacb2355 (patch) | |
| tree | 51dc588baa63d31bc406388885f62c1cae068fa3 /drivers/usb/core/devio.c | |
| parent | 13f2767f31803754aa883f298737aff866f04628 (diff) | |
| parent | d9e0350d2575a20ee7783427da9bd6b6107eb983 (diff) | |
Merge tag 'v4.1.39' into toradex_vf_4.1-nexttoradex_vf_4.1
Linux 4.1.39
Diffstat (limited to 'drivers/usb/core/devio.c')
| -rw-r--r-- | drivers/usb/core/devio.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 986abde07683..3d46b0bae75c 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1526,11 +1526,17 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb as->urb->start_frame = uurb->start_frame; as->urb->number_of_packets = number_of_packets; as->urb->stream_id = stream_id; - if (uurb->type == USBDEVFS_URB_TYPE_ISO || - ps->dev->speed == USB_SPEED_HIGH) - as->urb->interval = 1 << min(15, ep->desc.bInterval - 1); - else - as->urb->interval = ep->desc.bInterval; + + if (ep->desc.bInterval) { + if (uurb->type == USBDEVFS_URB_TYPE_ISO || + ps->dev->speed == USB_SPEED_HIGH || + ps->dev->speed >= USB_SPEED_SUPER) + as->urb->interval = 1 << + min(15, ep->desc.bInterval - 1); + else + as->urb->interval = ep->desc.bInterval; + } + as->urb->context = as; as->urb->complete = async_completed; for (totlen = u = 0; u < number_of_packets; u++) { |