68 	struct byte_buffer *sbuf = loopdev->sample_buffer;  in sample_hook()  local
72 	frames_to_copy = MIN(buf_writable(sbuf) / frame_bytes, nframes);  in sample_hook()
77 	memcpy(buf_write_pointer(sbuf), frames, bytes_to_copy);  in sample_hook()
78 	buf_increment_write(sbuf, bytes_to_copy);  in sample_hook()
129 	struct byte_buffer *sbuf = loopdev->sample_buffer;  in frames_queued()  local
142 			MIN(buf_writable(sbuf) / frame_bytes, frames_to_fill);  in frames_queued()
145 			memset(buf_write_pointer(sbuf), 0, bytes_to_fill);  in frames_queued()
146 			buf_increment_write(sbuf, bytes_to_fill);  in frames_queued()
150 	return buf_queued(sbuf) / frame_bytes;  in frames_queued()
163 	struct byte_buffer *sbuf = loopdev->sample_buffer;  in close_record_dev()  local
167 	buf_reset(sbuf);  in close_record_dev()
205 	struct byte_buffer *sbuf = loopdev->sample_buffer;  in get_record_buffer()  local
207 	unsigned int avail_frames = buf_readable(sbuf) / frame_bytes;  in get_record_buffer()
212 					    buf_read_pointer(sbuf));  in get_record_buffer()
221 	struct byte_buffer *sbuf = loopdev->sample_buffer;  in put_record_buffer()  local
224 	buf_increment_read(sbuf, nframes * frame_bytes);  in put_record_buffer()
232 	struct byte_buffer *sbuf = loopdev->sample_buffer;  in flush_record_buffer()  local
233 	unsigned int queued_bytes = buf_queued(sbuf);  in flush_record_buffer()
234 	buf_increment_read(sbuf, queued_bytes);  in flush_record_buffer()
333 	struct byte_buffer *sbuf = loopdev->sample_buffer;  in loopback_iodev_destroy()  local
338 	byte_buffer_destroy(&sbuf);  in loopback_iodev_destroy()