154 	snd_pcm_t *pcm = file->gen.slave;  in snd_pcm_file_replace_fname()  local
174 						pcm->rate);  in snd_pcm_file_replace_fname()
183 						pcm->channels);  in snd_pcm_file_replace_fname()
192 					pcm->frame_bits/pcm->channels);  in snd_pcm_file_replace_fname()
202 					snd_pcm_format_name(pcm->format));  in snd_pcm_file_replace_fname()
290 static int snd_pcm_file_areas_read_infile(snd_pcm_t *pcm,  in snd_pcm_file_areas_read_infile()  argument
295 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_areas_read_infile()
296 	snd_pcm_channel_area_t areas_if[pcm->channels];  in snd_pcm_file_areas_read_infile()
310 	bytes = snd_pcm_frames_to_bytes(pcm, frames);  in snd_pcm_file_areas_read_infile()
319 	snd_pcm_areas_from_buf(pcm, areas_if, file->rbuf);  in snd_pcm_file_areas_read_infile()
320 …snd_pcm_areas_copy(areas, offset, areas_if, 0, pcm->channels, snd_pcm_bytes_to_frames(pcm, bytes),…  in snd_pcm_file_areas_read_infile()
325 static void setup_wav_header(snd_pcm_t *pcm, struct wav_fmt *fmt)  in setup_wav_header()  argument
328 	fmt->chan = TO_LE16(pcm->channels);  in setup_wav_header()
329 	fmt->rate = TO_LE32(pcm->rate);  in setup_wav_header()
330 	fmt->bwidth = pcm->frame_bits / 8;  in setup_wav_header()
331 	fmt->bps = fmt->bwidth * pcm->rate;  in setup_wav_header()
332 	fmt->bits = snd_pcm_format_width(pcm->format);  in setup_wav_header()
338 static int write_wav_header(snd_pcm_t *pcm)  in write_wav_header()  argument
340 	snd_pcm_file_t *file = pcm->private_data;  in write_wav_header()
355 	setup_wav_header(pcm, &file->wav_header);  in write_wav_header()
389 static void fixup_wav_header(snd_pcm_t *pcm)  in fixup_wav_header()  argument
391 	snd_pcm_file_t *file = pcm->private_data;  in fixup_wav_header()
418 static int snd_pcm_file_write_bytes(snd_pcm_t *pcm, size_t bytes)  in snd_pcm_file_write_bytes()  argument
420 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_write_bytes()
426 		err = write_wav_header(pcm);  in snd_pcm_file_write_bytes()
458 static int snd_pcm_file_add_frames(snd_pcm_t *pcm,  in snd_pcm_file_add_frames()  argument
463 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_add_frames()
468 		snd_pcm_uframes_t avail = file->wbuf_size - snd_pcm_bytes_to_frames(pcm, file->wbuf_used_bytes);  in snd_pcm_file_add_frames()
475 				   pcm->channels, n, pcm->format);  in snd_pcm_file_add_frames()
481 		file->wbuf_used_bytes += snd_pcm_frames_to_bytes(pcm, n);  in snd_pcm_file_add_frames()
483 			err = snd_pcm_file_write_bytes(pcm, file->wbuf_used_bytes - file->buffer_bytes);  in snd_pcm_file_add_frames()
492 static int snd_pcm_file_close(snd_pcm_t *pcm)  in snd_pcm_file_close()  argument
494 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_close()
497 			fixup_wav_header(pcm);  in snd_pcm_file_close()
509 	return snd_pcm_generic_close(pcm);  in snd_pcm_file_close()
512 static int snd_pcm_file_reset(snd_pcm_t *pcm)  in snd_pcm_file_reset()  argument
514 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_reset()
518 		snd_pcm_file_write_bytes(pcm, file->wbuf_used_bytes);  in snd_pcm_file_reset()
524 static int snd_pcm_file_drop(snd_pcm_t *pcm)  in snd_pcm_file_drop()  argument
526 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_drop()
530 		snd_pcm_file_write_bytes(pcm, file->wbuf_used_bytes);  in snd_pcm_file_drop()
537 static int snd_pcm_file_drain(snd_pcm_t *pcm)  in snd_pcm_file_drain()  argument
539 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_drain()
542 		__snd_pcm_lock(pcm);  in snd_pcm_file_drain()
543 		snd_pcm_file_write_bytes(pcm, file->wbuf_used_bytes);  in snd_pcm_file_drain()
545 		__snd_pcm_unlock(pcm);  in snd_pcm_file_drain()
550 static snd_pcm_sframes_t snd_pcm_file_rewindable(snd_pcm_t *pcm)  in snd_pcm_file_rewindable()  argument
552 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_rewindable()
554 	snd_pcm_sframes_t n = snd_pcm_bytes_to_frames(pcm, file->wbuf_used_bytes);  in snd_pcm_file_rewindable()
560 static snd_pcm_sframes_t snd_pcm_file_rewind(snd_pcm_t *pcm, snd_pcm_uframes_t frames)  in snd_pcm_file_rewind()  argument
562 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_rewind()
566 	n = snd_pcm_frames_to_bytes(pcm, frames);  in snd_pcm_file_rewind()
568 		frames = snd_pcm_bytes_to_frames(pcm, file->wbuf_used_bytes);  in snd_pcm_file_rewind()
572 		n = snd_pcm_frames_to_bytes(pcm, err);  in snd_pcm_file_rewind()
578 static snd_pcm_sframes_t snd_pcm_file_forwardable(snd_pcm_t *pcm)  in snd_pcm_file_forwardable()  argument
580 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_forwardable()
582 	snd_pcm_sframes_t n = snd_pcm_bytes_to_frames(pcm, file->wbuf_size_bytes - file->wbuf_used_bytes);  in snd_pcm_file_forwardable()
588 static snd_pcm_sframes_t snd_pcm_file_forward(snd_pcm_t *pcm, snd_pcm_uframes_t frames)  in snd_pcm_file_forward()  argument
590 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_forward()
594 	n = snd_pcm_frames_to_bytes(pcm, frames);  in snd_pcm_file_forward()
596 		frames = snd_pcm_bytes_to_frames(pcm, file->wbuf_size_bytes - file->wbuf_used_bytes);  in snd_pcm_file_forward()
600 		n = snd_pcm_frames_to_bytes(pcm, err);  in snd_pcm_file_forward()
607 static snd_pcm_sframes_t snd_pcm_file_writei(snd_pcm_t *pcm, const void *buffer, snd_pcm_uframes_t …  in snd_pcm_file_writei()  argument
609 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_writei()
610 	snd_pcm_channel_area_t areas[pcm->channels];  in snd_pcm_file_writei()
613 		snd_pcm_areas_from_buf(pcm, areas, (void*) buffer);  in snd_pcm_file_writei()
614 		__snd_pcm_lock(pcm);  in snd_pcm_file_writei()
615 		if (snd_pcm_file_add_frames(pcm, areas, 0, n) < 0) {  in snd_pcm_file_writei()
616 			__snd_pcm_unlock(pcm);  in snd_pcm_file_writei()
619 		__snd_pcm_unlock(pcm);  in snd_pcm_file_writei()
625 static snd_pcm_sframes_t snd_pcm_file_writen(snd_pcm_t *pcm, void **bufs, snd_pcm_uframes_t size)  in snd_pcm_file_writen()  argument
627 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_writen()
628 	snd_pcm_channel_area_t areas[pcm->channels];  in snd_pcm_file_writen()
631 		snd_pcm_areas_from_bufs(pcm, areas, bufs);  in snd_pcm_file_writen()
632 		__snd_pcm_lock(pcm);  in snd_pcm_file_writen()
633 		if (snd_pcm_file_add_frames(pcm, areas, 0, n) < 0) {  in snd_pcm_file_writen()
634 			__snd_pcm_unlock(pcm);  in snd_pcm_file_writen()
637 		__snd_pcm_unlock(pcm);  in snd_pcm_file_writen()
643 static snd_pcm_sframes_t snd_pcm_file_readi(snd_pcm_t *pcm, void *buffer, snd_pcm_uframes_t size)  in snd_pcm_file_readi()  argument
645 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_readi()
646 	snd_pcm_channel_area_t areas[pcm->channels];  in snd_pcm_file_readi()
653 	snd_pcm_areas_from_buf(pcm, areas, buffer);  in snd_pcm_file_readi()
654 	snd_pcm_file_areas_read_infile(pcm, areas, 0, frames);  in snd_pcm_file_readi()
655 	__snd_pcm_lock(pcm);  in snd_pcm_file_readi()
656 	if (snd_pcm_file_add_frames(pcm, areas, 0, frames) < 0) {  in snd_pcm_file_readi()
657 		__snd_pcm_unlock(pcm);  in snd_pcm_file_readi()
661 	__snd_pcm_unlock(pcm);  in snd_pcm_file_readi()
667 static snd_pcm_sframes_t snd_pcm_file_readn(snd_pcm_t *pcm, void **bufs, snd_pcm_uframes_t size)  in snd_pcm_file_readn()  argument
669 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_readn()
670 	snd_pcm_channel_area_t areas[pcm->channels];  in snd_pcm_file_readn()
677 	snd_pcm_areas_from_bufs(pcm, areas, bufs);  in snd_pcm_file_readn()
678 	snd_pcm_file_areas_read_infile(pcm, areas, 0, frames);  in snd_pcm_file_readn()
679 	__snd_pcm_lock(pcm);  in snd_pcm_file_readn()
680 	if (snd_pcm_file_add_frames(pcm, areas, 0, frames) < 0) {  in snd_pcm_file_readn()
681 		__snd_pcm_unlock(pcm);  in snd_pcm_file_readn()
685 	__snd_pcm_unlock(pcm);  in snd_pcm_file_readn()
690 static snd_pcm_sframes_t snd_pcm_file_mmap_commit(snd_pcm_t *pcm,  in snd_pcm_file_mmap_commit()  argument
694 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_mmap_commit()
707 			if (snd_pcm_file_add_frames(pcm, areas, ofs, result) < 0)  in snd_pcm_file_mmap_commit()
714 static int snd_pcm_file_mmap_begin(snd_pcm_t *pcm, const snd_pcm_channel_area_t **areas,  in snd_pcm_file_mmap_begin()  argument
717 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_mmap_begin()
724 	if (pcm->stream != SND_PCM_STREAM_CAPTURE)  in snd_pcm_file_mmap_begin()
732 	snd_pcm_file_areas_read_infile(pcm, *areas, *offset, *frames);  in snd_pcm_file_mmap_begin()
737 static int snd_pcm_file_hw_free(snd_pcm_t *pcm)  in snd_pcm_file_hw_free()  argument
739 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_hw_free()
751 static int snd_pcm_file_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)  in snd_pcm_file_hw_params()  argument
753 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_hw_params()
767 		snd_pcm_file_hw_free(pcm);  in snd_pcm_file_hw_params()
772 		snd_pcm_file_hw_free(pcm);  in snd_pcm_file_hw_params()
781 		snd_pcm_file_hw_free(pcm);  in snd_pcm_file_hw_params()
800 	snd_pcm_unlink_hw_ptr(pcm, file->gen.slave);  in snd_pcm_file_hw_params()
801 	snd_pcm_unlink_appl_ptr(pcm, file->gen.slave);  in snd_pcm_file_hw_params()
803 	snd_pcm_link_hw_ptr(pcm, file->gen.slave);  in snd_pcm_file_hw_params()
804 	snd_pcm_link_appl_ptr(pcm, file->gen.slave);  in snd_pcm_file_hw_params()
809 static void snd_pcm_file_dump(snd_pcm_t *pcm, snd_output_t *out)  in snd_pcm_file_dump()  argument
811 	snd_pcm_file_t *file = pcm->private_data;  in snd_pcm_file_dump()
820 	if (pcm->setup) {  in snd_pcm_file_dump()
822 		snd_pcm_dump_setup(pcm, out);  in snd_pcm_file_dump()
904 	snd_pcm_t *pcm;  in snd_pcm_file_open()  local
948 	err = snd_pcm_new(&pcm, SND_PCM_TYPE_FILE, name, slave->stream, slave->mode);  in snd_pcm_file_open()
955 	pcm->ops = &snd_pcm_file_ops;  in snd_pcm_file_open()
956 	pcm->fast_ops = &snd_pcm_file_fast_ops;  in snd_pcm_file_open()
957 	pcm->private_data = file;  in snd_pcm_file_open()
958 	pcm->poll_fd = slave->poll_fd;  in snd_pcm_file_open()
959 	pcm->poll_events = slave->poll_events;  in snd_pcm_file_open()
960 	pcm->mmap_shadow = 1;  in snd_pcm_file_open()
961 	pcm->tstamp_type = SND_PCM_TSTAMP_TYPE_GETTIMEOFDAY;  in snd_pcm_file_open()
964 		pcm->tstamp_type = SND_PCM_TSTAMP_TYPE_MONOTONIC;  in snd_pcm_file_open()
966 	pcm->stream = stream;  in snd_pcm_file_open()
967 	snd_pcm_link_hw_ptr(pcm, slave);  in snd_pcm_file_open()
968 	snd_pcm_link_appl_ptr(pcm, slave);  in snd_pcm_file_open()
969 	*pcmp = pcm;  in snd_pcm_file_open()