140 			usb_kill_urb(&rt->in_urbs[i].instance);  in usb6fire_pcm_stream_stop()
141 			usb_kill_urb(&rt->out_urbs[i].instance);  in usb6fire_pcm_stream_stop()
169 			ret = usb_submit_urb(&rt->in_urbs[i].instance,  in usb6fire_pcm_stream_start()
197 	struct pcm_runtime *rt = snd_pcm_substream_chip(sub->instance);  in usb6fire_pcm_capture()
198 	struct snd_pcm_runtime *alsa_rt = sub->instance->runtime;  in usb6fire_pcm_capture()
244 	struct pcm_runtime *rt = snd_pcm_substream_chip(sub->instance);  in usb6fire_pcm_playback()
245 	struct snd_pcm_runtime *alsa_rt = sub->instance->runtime;  in usb6fire_pcm_playback()
318 		if (sub->period_off >= sub->instance->runtime->period_size) {  in usb6fire_pcm_in_urb_handler()
319 			sub->period_off %= sub->instance->runtime->period_size;  in usb6fire_pcm_in_urb_handler()
321 			snd_pcm_period_elapsed(sub->instance);  in usb6fire_pcm_in_urb_handler()
343 		if (sub->period_off >= sub->instance->runtime->period_size) {  in usb6fire_pcm_in_urb_handler()
344 			sub->period_off %= sub->instance->runtime->period_size;  in usb6fire_pcm_in_urb_handler()
346 			snd_pcm_period_elapsed(sub->instance);  in usb6fire_pcm_in_urb_handler()
370 	usb_submit_urb(&out_urb->instance, GFP_ATOMIC);  in usb6fire_pcm_in_urb_handler()
371 	usb_submit_urb(&in_urb->instance, GFP_ATOMIC);  in usb6fire_pcm_in_urb_handler()
415 	sub->instance = alsa_sub;  in usb6fire_pcm_open()
434 		sub->instance = NULL;  in usb6fire_pcm_close()
439 		if (!rt->playback.instance && !rt->capture.instance) {  in usb6fire_pcm_close()
568 	usb_init_urb(&urb->instance);  in usb6fire_pcm_init_urb()
569 	urb->instance.transfer_buffer = urb->buffer;  in usb6fire_pcm_init_urb()
570 	urb->instance.transfer_buffer_length =  in usb6fire_pcm_init_urb()
572 	urb->instance.dev = chip->dev;  in usb6fire_pcm_init_urb()
573 	urb->instance.pipe = in ? usb_rcvisocpipe(chip->dev, ep)  in usb6fire_pcm_init_urb()
575 	urb->instance.interval = 1;  in usb6fire_pcm_init_urb()
576 	urb->instance.transfer_flags = URB_ISO_ASAP;  in usb6fire_pcm_init_urb()
577 	urb->instance.complete = handler;  in usb6fire_pcm_init_urb()
578 	urb->instance.context = urb;  in usb6fire_pcm_init_urb()
579 	urb->instance.number_of_packets = PCM_N_PACKETS_PER_URB;  in usb6fire_pcm_init_urb()
615 		snd_printk(KERN_ERR PREFIX "cannot create pcm instance.\n");  in usb6fire_pcm_init()
634 	rt->instance = pcm;  in usb6fire_pcm_init()
648 		if (rt->playback.instance)  in usb6fire_pcm_abort()
649 			snd_pcm_stop(rt->playback.instance,  in usb6fire_pcm_abort()
651 		if (rt->capture.instance)  in usb6fire_pcm_abort()
652 			snd_pcm_stop(rt->capture.instance,  in usb6fire_pcm_abort()
656 			usb_poison_urb(&rt->in_urbs[i].instance);  in usb6fire_pcm_abort()
657 			usb_poison_urb(&rt->out_urbs[i].instance);  in usb6fire_pcm_abort()