457 	char usrbuf[32];  member
487 	snprintf(buf->usrbuf, sizeof(buf->usrbuf), " usr=%d/%d/H%d",  in audio_track_bufstat()
488 	    track->usrbuf.head, track->usrbuf.used, track->usrbuf_usedhigh);  in audio_track_bufstat()
1720 			audio_ring_t *usrbuf = &track->usrbuf;  in audio_track_waitio()  local
1725 			    usrbuf->used, track->usrbuf_usedhigh,  in audio_track_waitio()
2787 	audio_ring_t *usrbuf;  in audio_read()  local
2820 	usrbuf = &track->usrbuf;  in audio_read()
2831 		    usrbuf->head, usrbuf->used, usrbuf->capacity);  in audio_read()
2838 			empty = (input->used == 0 && usrbuf->used == 0);  in audio_read()
2859 		if (usrbuf->used == 0 && input->used > 0) {  in audio_read()
2864 		bytes = uimin(usrbuf->used, uio->uio_resid);  in audio_read()
2865 		error = uiomove((uint8_t *)usrbuf->mem + usrbuf->head, bytes,  in audio_read()
2874 		auring_take(usrbuf, bytes);  in audio_read()
2877 		    usrbuf->head, usrbuf->used, usrbuf->capacity);  in audio_read()
2908 	audio_ring_t *usrbuf;  in audio_write()  local
2945 	usrbuf = &track->usrbuf;  in audio_write()
2955 		    usrbuf->head, usrbuf->used, track->usrbuf_usedhigh);  in audio_write()
2962 			full = (usrbuf->used >= track->usrbuf_usedhigh &&  in audio_write()
2975 			    usrbuf->used, track->usrbuf_usedhigh);  in audio_write()
2987 		bytes = uimin(track->usrbuf_usedhigh - usrbuf->used,  in audio_write()
2990 			int tail = auring_tail(usrbuf);  in audio_write()
2991 			int len = uimin(bytes, usrbuf->capacity - tail);  in audio_write()
2992 			error = uiomove((uint8_t *)usrbuf->mem + tail, len,  in audio_write()
3001 			auring_push(usrbuf, len);  in audio_write()
3004 			    usrbuf->head, usrbuf->used, usrbuf->capacity);  in audio_write()
3009 		while (usrbuf->used >= track->usrbuf_blksize &&  in audio_write()
3124 			val = frametobyte(&track->usrbuf.fmt,  in audio_ioctl()
3175 		offset = track->usrbuf.head;  in audio_ioctl()
3192 			val = track->usrbuf.used;  in audio_ioctl()
3400 		bytes += track->usrbuf.used;  in audio_track_readablebytes()
3445 			if (track->usrbuf.used <= track->usrbuf_usedlow)  in audio_poll()
3559 	kn->kn_data = track->usrbuf_usedhigh - track->usrbuf.used;  in filt_audiowrite_event()
3561 	return (track->usrbuf.used < track->usrbuf_usedlow);  in filt_audiowrite_event()
3651 	vsize = roundup2(MAX(track->usrbuf.capacity, PAGE_SIZE), PAGE_SIZE);  in audio_mmap()
3689 	kmem_free(track->usrbuf.mem, track->usrbuf_allocsize);  in audio_mmap()
3690 	track->usrbuf.mem = (void *)vstart;  in audio_mmap()
3692 	memset(track->usrbuf.mem, 0, vsize);  in audio_mmap()
3798 			vstart = (vaddr_t)track->usrbuf.mem;  in audio_free_usrbuf()
3803 			kmem_free(track->usrbuf.mem, track->usrbuf_allocsize);  in audio_free_usrbuf()
3806 	track->usrbuf.mem = NULL;  in audio_free_usrbuf()
3807 	track->usrbuf.capacity = 0;  in audio_free_usrbuf()
4669 	track->usrbuf.fmt = *usrfmt;  in audio_track_set_format()
4698 	track->usrbuf_blksize = frametobyte(&track->usrbuf.fmt,  in audio_track_set_format()
4699 	    frame_per_block(track->mixer, &track->usrbuf.fmt));  in audio_track_set_format()
4700 	track->usrbuf.head = 0;  in audio_track_set_format()
4701 	track->usrbuf.used = 0;  in audio_track_set_format()
4718 			kmem_free(track->usrbuf.mem, track->usrbuf_allocsize);  in audio_track_set_format()
4722 		track->usrbuf.mem = kmem_alloc(newvsize, KM_SLEEP);  in audio_track_set_format()
4725 	track->usrbuf.capacity = newbufsize;  in audio_track_set_format()
4730 		track->usrbuf_usedhigh = track->usrbuf.capacity;  in audio_track_set_format()
4731 		track->usrbuf_usedlow = track->usrbuf.capacity * 3 / 4;  in audio_track_set_format()
4734 		track->usrbuf_usedhigh = track->usrbuf.capacity;  in audio_track_set_format()
4851 		snprintf(m.usrbuf, sizeof(m.usrbuf),  in audio_track_set_format()
4852 		    " usr=%d", track->usrbuf.capacity);  in audio_track_set_format()
4857 			    m.chvol, m.codec, m.usrbuf);  in audio_track_set_format()
4861 			    m.codec, m.outbuf, m.usrbuf);  in audio_track_set_format()
4967 	audio_ring_t *usrbuf;  in audio_track_play()  local
4978 	KASSERT(track->usrbuf.used > 0);  in audio_track_play()
4985 	usrbuf = &track->usrbuf;  in audio_track_play()
5004 	count = uimin(usrbuf->used, track->usrbuf_blksize) / framesize;  in audio_track_play()
5007 	if (usrbuf->head + bytes < usrbuf->capacity) {  in audio_track_play()
5009 		    (uint8_t *)usrbuf->mem + usrbuf->head,  in audio_track_play()
5012 		auring_take(usrbuf, bytes);  in audio_track_play()
5017 		bytes1 = auring_get_contig_used(usrbuf);  in audio_track_play()
5021 		    (uint8_t *)usrbuf->mem + usrbuf->head,  in audio_track_play()
5024 		auring_take(usrbuf, bytes1);  in audio_track_play()
5028 		    (uint8_t *)usrbuf->mem + usrbuf->head,  in audio_track_play()
5031 		auring_take(usrbuf, bytes2);  in audio_track_play()
5102 		    m.outbuf, m.freq, m.chvol, m.chmix, m.codec, m.usrbuf);  in audio_track_play()
5114 	audio_ring_t *usrbuf;  in audio_track_record()  local
5149 	usrbuf = &track->usrbuf;  in audio_track_record()
5151 	KASSERT(usrbuf->used == 0);  in audio_track_record()
5165 	if (auring_tail(usrbuf) + bytes < usrbuf->capacity) {  in audio_track_record()
5166 		memcpy((uint8_t *)usrbuf->mem + auring_tail(usrbuf),  in audio_track_record()
5169 		auring_push(usrbuf, bytes);  in audio_track_record()
5175 		bytes1 = auring_get_contig_free(usrbuf);  in audio_track_record()
5178 		memcpy((uint8_t *)usrbuf->mem + auring_tail(usrbuf),  in audio_track_record()
5181 		auring_push(usrbuf, bytes1);  in audio_track_record()
5185 		memcpy((uint8_t *)usrbuf->mem + auring_tail(usrbuf),  in audio_track_record()
5188 		auring_push(usrbuf, bytes2);  in audio_track_record()
5197 		    m.freq, m.chvol, m.chmix, m.codec, m.outbuf, m.usrbuf);  in audio_track_record()
5617 			auring_push(&track->usrbuf, track->usrbuf_blksize);  in audio_pmixer_process()
5619 			    track->usrbuf.head,  in audio_pmixer_process()
5620 			    track->usrbuf.used,  in audio_pmixer_process()
5621 			    track->usrbuf.capacity);  in audio_pmixer_process()
5625 		    track->usrbuf.used > 0) {  in audio_pmixer_process()
6360 	track->usrbuf.used = 0;  in audio_track_clear()
6361 	track->usrbuf.head = 0;  in audio_track_clear()
6435 		done = (track->usrbuf.used < frametobyte(&track->inputfmt, 1) &&  in audio_track_drain()
6564 		if (track->usrbuf.used <= track->usrbuf_usedlow &&  in audio_softintr_wr()
7332 		pfmt = ptrack->usrbuf.fmt;  in audio_file_setinfo()
7333 		saved_pfmt = ptrack->usrbuf.fmt;  in audio_file_setinfo()
7339 		rfmt = rtrack->usrbuf.fmt;  in audio_file_setinfo()
7340 		saved_rfmt = rtrack->usrbuf.fmt;  in audio_file_setinfo()
7592 	maxblks = track->usrbuf.capacity / blksize;  in audio_track_setinfo_water()
7821 		pi->sample_rate = ptrack->usrbuf.fmt.sample_rate;  in audiogetinfo()
7822 		pi->channels    = ptrack->usrbuf.fmt.channels;  in audiogetinfo()
7823 		pi->precision   = ptrack->usrbuf.fmt.precision;  in audiogetinfo()
7824 		pi->encoding    = ptrack->usrbuf.fmt.encoding;  in audiogetinfo()
7835 		ri->sample_rate = rtrack->usrbuf.fmt.sample_rate;  in audiogetinfo()
7836 		ri->channels    = rtrack->usrbuf.fmt.channels;  in audiogetinfo()
7837 		ri->precision   = rtrack->usrbuf.fmt.precision;  in audiogetinfo()
7838 		ri->encoding    = rtrack->usrbuf.fmt.encoding;  in audiogetinfo()
7850 		pi->seek = ptrack->usrbuf.used;  in audiogetinfo()
7855 		pi->buffer_size = ptrack->usrbuf.capacity;  in audiogetinfo()