155 	index = find_first_zero_bit(&line6pcm->out.active_urbs,  in submit_audio_out_urb()
163 	urb_out = line6pcm->out.urbs[index];  in submit_audio_out_urb()
177 			line6pcm->out.count += frame_increment;  in submit_audio_out_urb()
178 			n = line6pcm->out.count / frame_factor;  in submit_audio_out_urb()
179 			line6pcm->out.count -= n * frame_factor;  in submit_audio_out_urb()
198 	    line6pcm->out.buffer +  in submit_audio_out_urb()
203 	if (test_bit(LINE6_STREAM_PCM, &line6pcm->out.running) &&  in submit_audio_out_urb()
208 		if (line6pcm->out.pos + urb_frames > runtime->buffer_size) {  in submit_audio_out_urb()
215 			len = runtime->buffer_size - line6pcm->out.pos;  in submit_audio_out_urb()
220 				       line6pcm->out.pos * bytes_per_frame,  in submit_audio_out_urb()
231 			       line6pcm->out.pos * bytes_per_frame,  in submit_audio_out_urb()
235 		line6pcm->out.pos += urb_frames;  in submit_audio_out_urb()
236 		if (line6pcm->out.pos >= runtime->buffer_size)  in submit_audio_out_urb()
237 			line6pcm->out.pos -= runtime->buffer_size;  in submit_audio_out_urb()
248 		if (test_bit(LINE6_STREAM_IMPULSE, &line6pcm->out.running)) {  in submit_audio_out_urb()
261 			    && line6pcm->out.running && line6pcm->in.running)  in submit_audio_out_urb()
274 		set_bit(index, &line6pcm->out.active_urbs);  in submit_audio_out_urb()
317 	line6pcm->out.last_frame = urb->start_frame;  in audio_out_callback()
321 		if (urb == line6pcm->out.urbs[index])  in audio_out_callback()
330 	spin_lock_irqsave(&line6pcm->out.lock, flags);  in audio_out_callback()
332 	if (test_bit(LINE6_STREAM_PCM, &line6pcm->out.running)) {  in audio_out_callback()
335 		line6pcm->out.pos_done +=  in audio_out_callback()
338 		if (line6pcm->out.pos_done >= runtime->buffer_size)  in audio_out_callback()
339 			line6pcm->out.pos_done -= runtime->buffer_size;  in audio_out_callback()
342 	clear_bit(index, &line6pcm->out.active_urbs);  in audio_out_callback()
350 	if (test_and_clear_bit(index, &line6pcm->out.unlink_urbs))  in audio_out_callback()
356 		if (test_bit(LINE6_STREAM_PCM, &line6pcm->out.running)) {  in audio_out_callback()
357 			line6pcm->out.bytes += length;  in audio_out_callback()
358 			if (line6pcm->out.bytes >= line6pcm->out.period) {  in audio_out_callback()
359 				line6pcm->out.bytes %= line6pcm->out.period;  in audio_out_callback()
360 				spin_unlock(&line6pcm->out.lock);  in audio_out_callback()
362 				spin_lock(&line6pcm->out.lock);  in audio_out_callback()
366 	spin_unlock_irqrestore(&line6pcm->out.lock, flags);  in audio_out_callback()
407 	line6pcm->out.urbs = kcalloc(line6->iso_buffers, sizeof(struct urb *),  in line6_create_audio_out_urbs()
409 	if (line6pcm->out.urbs == NULL)  in line6_create_audio_out_urbs()
417 		urb = line6pcm->out.urbs[i] =  in line6_create_audio_out_urbs()