Lines Matching defs:iface
141 static int init_pitch_v1(struct snd_usb_audio *chip, int iface,
161 iface, ep);
168 static int init_pitch_v2(struct snd_usb_audio *chip, int iface,
183 iface, fmt->altsetting);
193 int snd_usb_init_pitch(struct snd_usb_audio *chip, int iface,
204 return init_pitch_v1(chip, iface, alts, fmt);
207 return init_pitch_v2(chip, iface, alts, fmt);
235 if (subs->data_endpoint->iface != subs->sync_endpoint->iface ||
238 subs->sync_endpoint->iface,
244 subs->sync_endpoint->iface,
292 struct usb_interface *iface;
296 iface = usb_ifnum_to_if(dev, ifnum);
297 if (!iface || iface->num_altsetting < altsetting + 1)
299 *alts = &iface->altsetting[altsetting];
325 struct usb_interface *iface;
405 iface = usb_ifnum_to_if(dev, ifnum);
407 if (!iface || iface->num_altsetting < 2)
410 alts = &iface->altsetting[1];
489 fmt->iface, fmt->altsetting,
504 fmt->iface, fmt->altsetting,
541 struct usb_interface *iface;
544 iface = usb_ifnum_to_if(dev, fmt->iface);
545 if (WARN_ON(!iface))
547 alts = usb_altnum_to_altsetting(iface, fmt->altsetting);
556 if (subs->interface >= 0 && (subs->interface != fmt->iface || subs->need_setup_fmt)) {
562 fmt->iface, fmt->altsetting, err);
574 if (iface->cur_altsetting != alts) {
579 err = usb_set_interface(dev, fmt->iface, fmt->altsetting);
583 fmt->iface, fmt->altsetting, err);
587 fmt->iface, fmt->altsetting);
591 subs->interface = fmt->iface;
604 err = snd_usb_init_pitch(subs->stream->chip, fmt->iface, alts, fmt);
859 subs->interface = fmt->iface;
908 struct usb_interface *iface;
934 iface = usb_ifnum_to_if(subs->dev, subs->cur_audiofmt->iface);
935 alts = &iface->altsetting[subs->cur_audiofmt->altset_idx];
937 subs->cur_audiofmt->iface,