46 				  struct vx_pipe *pipe)  in vx_pcm_read_per_bytes()  argument
48 	int offset = pipe->hw_ptr;  in vx_pcm_read_per_bytes()
51 	if (++offset >= pipe->buffer_bytes) {  in vx_pcm_read_per_bytes()
56 	if (++offset >= pipe->buffer_bytes) {  in vx_pcm_read_per_bytes()
61 	if (++offset >= pipe->buffer_bytes) {  in vx_pcm_read_per_bytes()
65 	pipe->hw_ptr = offset;  in vx_pcm_read_per_bytes()
91 				struct vx_pipe *pipe)  in vx_set_differed_time()  argument
94 	if (! (pipe->differed_type & DC_DIFFERED_DELAY))  in vx_set_differed_time()
101 	vx_set_pcx_time(chip, &pipe->pcx_time, &rmh->Cmd[1]);  in vx_set_differed_time()
104 	if (pipe->differed_type & DC_NOTIFY_DELAY)  in vx_set_differed_time()
108 	if (pipe->differed_type & DC_MULTIPLE_DELAY)  in vx_set_differed_time()
112 	if (pipe->differed_type & DC_STREAM_TIME_DELAY)  in vx_set_differed_time()
124 static int vx_set_stream_format(struct vx_core *chip, struct vx_pipe *pipe,  in vx_set_stream_format()  argument
129 	vx_init_rmh(&rmh, pipe->is_capture ?  in vx_set_stream_format()
131 	rmh.Cmd[0] |= pipe->number << FIELD_SIZE;  in vx_set_stream_format()
134 	vx_set_differed_time(chip, &rmh, pipe);  in vx_set_stream_format()
151 static int vx_set_format(struct vx_core *chip, struct vx_pipe *pipe,  in vx_set_format()  argument
174 	return vx_set_stream_format(chip, pipe, header);  in vx_set_format()
210 static int vx_get_pipe_state(struct vx_core *chip, struct vx_pipe *pipe, int *state)  in vx_get_pipe_state()  argument
216 	vx_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->number, 0);  in vx_get_pipe_state()
219 		*state = (rmh.Stat[0] & (1 << pipe->number)) ? 1 : 0;  in vx_get_pipe_state()
235 static int vx_query_hbuffer_size(struct vx_core *chip, struct vx_pipe *pipe)  in vx_query_hbuffer_size()  argument
241 	vx_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->number, 0);  in vx_query_hbuffer_size()
242 	if (pipe->is_capture)  in vx_query_hbuffer_size()
259 static int vx_pipe_can_start(struct vx_core *chip, struct vx_pipe *pipe)  in vx_pipe_can_start()  argument
265 	vx_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->number, 0);  in vx_pipe_can_start()
280 static int vx_conf_pipe(struct vx_core *chip, struct vx_pipe *pipe)  in vx_conf_pipe()  argument
285 	if (pipe->is_capture)  in vx_conf_pipe()
287 	rmh.Cmd[1] = 1 << pipe->number;  in vx_conf_pipe()
319 static int vx_toggle_pipe(struct vx_core *chip, struct vx_pipe *pipe, int state)  in vx_toggle_pipe()  argument
324 	if (vx_get_pipe_state(chip, pipe, &cur_state) < 0)  in vx_toggle_pipe()
335 			err = vx_pipe_can_start(chip, pipe);  in vx_toggle_pipe()
345 	if ((err = vx_conf_pipe(chip, pipe)) < 0)  in vx_toggle_pipe()
356 		err = vx_get_pipe_state(chip, pipe, &cur_state);  in vx_toggle_pipe()
372 static int vx_stop_pipe(struct vx_core *chip, struct vx_pipe *pipe)  in vx_stop_pipe()  argument
376 	vx_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->number, 0);  in vx_stop_pipe()
395 	struct vx_pipe *pipe;  in vx_alloc_pipe()  local
414 	pipe = kzalloc(sizeof(*pipe), GFP_KERNEL);  in vx_alloc_pipe()
415 	if (! pipe) {  in vx_alloc_pipe()
424 	pipe->number = audioid;  in vx_alloc_pipe()
425 	pipe->is_capture = capture;  in vx_alloc_pipe()
426 	pipe->channels = num_audio;  in vx_alloc_pipe()
427 	pipe->differed_type = 0;  in vx_alloc_pipe()
428 	pipe->pcx_time = 0;  in vx_alloc_pipe()
429 	pipe->data_mode = data_mode;  in vx_alloc_pipe()
430 	*pipep = pipe;  in vx_alloc_pipe()
440 static int vx_free_pipe(struct vx_core *chip, struct vx_pipe *pipe)  in vx_free_pipe()  argument
445 	vx_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->number, 0);  in vx_free_pipe()
448 	kfree(pipe);  in vx_free_pipe()
458 static int vx_start_stream(struct vx_core *chip, struct vx_pipe *pipe)  in vx_start_stream()  argument
463 	vx_set_stream_cmd_params(&rmh, pipe->is_capture, pipe->number);  in vx_start_stream()
464 	vx_set_differed_time(chip, &rmh, pipe);  in vx_start_stream()
474 static int vx_stop_stream(struct vx_core *chip, struct vx_pipe *pipe)  in vx_stop_stream()  argument
479 	vx_set_stream_cmd_params(&rmh, pipe->is_capture, pipe->number);  in vx_stop_stream()
515 	struct vx_pipe *pipe = NULL;  in vx_pcm_playback_open()  local
527 	pipe = chip->playback_pipes[audio];  in vx_pcm_playback_open()
528 	if (! pipe) {  in vx_pcm_playback_open()
530 		err = vx_alloc_pipe(chip, 0, audio, 2, &pipe); /* stereo playback */  in vx_pcm_playback_open()
533 		chip->playback_pipes[audio] = pipe;  in vx_pcm_playback_open()
536 	pipe->references++;  in vx_pcm_playback_open()
538 	pipe->substream = subs;  in vx_pcm_playback_open()
539 	chip->playback_pipes[audio] = pipe;  in vx_pcm_playback_open()
543 	runtime->private_data = pipe;  in vx_pcm_playback_open()
558 	struct vx_pipe *pipe;  in vx_pcm_playback_close()  local
563 	pipe = subs->runtime->private_data;  in vx_pcm_playback_close()
565 	if (--pipe->references == 0) {  in vx_pcm_playback_close()
566 		chip->playback_pipes[pipe->number] = NULL;  in vx_pcm_playback_close()
567 		vx_free_pipe(chip, pipe);  in vx_pcm_playback_close()
581 static int vx_notify_end_of_buffer(struct vx_core *chip, struct vx_pipe *pipe)  in vx_notify_end_of_buffer()  argument
589 	vx_set_stream_cmd_params(&rmh, 0, pipe->number);  in vx_notify_end_of_buffer()
611 					  struct vx_pipe *pipe, int size)  in vx_pcm_playback_transfer_chunk()  argument
615 	space = vx_query_hbuffer_size(chip, pipe);  in vx_pcm_playback_transfer_chunk()
632 	vx_pseudo_dma_write(chip, runtime, pipe, size);  in vx_pcm_playback_transfer_chunk()
633 	err = vx_notify_end_of_buffer(chip, pipe);  in vx_pcm_playback_transfer_chunk()
649 				   struct vx_pipe *pipe)  in vx_update_pipe_position()  argument
656 	vx_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->number, 0);  in vx_update_pipe_position()
662 	update = (int)(count - pipe->cur_count);  in vx_update_pipe_position()
663 	pipe->cur_count = count;  in vx_update_pipe_position()
664 	pipe->position += update;  in vx_update_pipe_position()
665 	if (pipe->position >= (int)runtime->buffer_size)  in vx_update_pipe_position()
666 		pipe->position %= runtime->buffer_size;  in vx_update_pipe_position()
667 	pipe->transferred += update;  in vx_update_pipe_position()
677 				     struct vx_pipe *pipe, int nchunks)  in vx_pcm_playback_transfer()  argument
682 	if (! pipe->prepared || (chip->chip_status & VX_STAT_IS_STALE))  in vx_pcm_playback_transfer()
685 		if ((err = vx_pcm_playback_transfer_chunk(chip, runtime, pipe,  in vx_pcm_playback_transfer()
697 				   struct vx_pipe *pipe)  in vx_pcm_playback_update()  argument
702 	if (pipe->running && ! (chip->chip_status & VX_STAT_IS_STALE)) {  in vx_pcm_playback_update()
703 		if ((err = vx_update_pipe_position(chip, runtime, pipe)) < 0)  in vx_pcm_playback_update()
705 		if (pipe->transferred >= (int)runtime->period_size) {  in vx_pcm_playback_update()
706 			pipe->transferred %= runtime->period_size;  in vx_pcm_playback_update()
718 	struct vx_pipe *pipe = subs->runtime->private_data;  in vx_pcm_trigger()  local
727 		if (! pipe->is_capture)  in vx_pcm_trigger()
728 			vx_pcm_playback_transfer(chip, subs, pipe, 2);  in vx_pcm_trigger()
729 		err = vx_start_stream(chip, pipe);  in vx_pcm_trigger()
734 		err = vx_toggle_pipe(chip, pipe, 1);  in vx_pcm_trigger()
737 			vx_stop_stream(chip, pipe);  in vx_pcm_trigger()
741 		pipe->running = 1;  in vx_pcm_trigger()
745 		vx_toggle_pipe(chip, pipe, 0);  in vx_pcm_trigger()
746 		vx_stop_pipe(chip, pipe);  in vx_pcm_trigger()
747 		vx_stop_stream(chip, pipe);  in vx_pcm_trigger()
749 		pipe->running = 0;  in vx_pcm_trigger()
752 		if ((err = vx_toggle_pipe(chip, pipe, 0)) < 0)  in vx_pcm_trigger()
756 		if ((err = vx_toggle_pipe(chip, pipe, 1)) < 0)  in vx_pcm_trigger()
771 	struct vx_pipe *pipe = runtime->private_data;  in vx_pcm_playback_pointer()  local
772 	return pipe->position;  in vx_pcm_playback_pointer()
800 	struct vx_pipe *pipe = runtime->private_data;  in vx_pcm_prepare()  local
808 	if (data_mode != pipe->data_mode && ! pipe->is_capture) {  in vx_pcm_prepare()
814 		vx_set_pipe_cmd_params(&rmh, 0, pipe->number, 0);  in vx_pcm_prepare()
818 		vx_set_pipe_cmd_params(&rmh, 0, pipe->number, pipe->channels);  in vx_pcm_prepare()
823 		pipe->data_mode = data_mode;  in vx_pcm_prepare()
833 	if ((err = vx_set_format(chip, pipe, runtime)) < 0)  in vx_pcm_prepare()
837 		pipe->align = 2; /* 16bit word */  in vx_pcm_prepare()
839 		pipe->align = 4; /* 32bit word */  in vx_pcm_prepare()
842 	pipe->buffer_bytes = frames_to_bytes(runtime, runtime->buffer_size);  in vx_pcm_prepare()
843 	pipe->period_bytes = frames_to_bytes(runtime, runtime->period_size);  in vx_pcm_prepare()
844 	pipe->hw_ptr = 0;  in vx_pcm_prepare()
847 	vx_update_pipe_position(chip, runtime, pipe);  in vx_pcm_prepare()
849 	pipe->transferred = 0;  in vx_pcm_prepare()
850 	pipe->position = 0;  in vx_pcm_prepare()
852 	pipe->prepared = 1;  in vx_pcm_prepare()
905 	struct vx_pipe *pipe;  in vx_pcm_capture_open()  local
916 	err = vx_alloc_pipe(chip, 1, audio, 2, &pipe);  in vx_pcm_capture_open()
919 	pipe->substream = subs;  in vx_pcm_capture_open()
920 	chip->capture_pipes[audio] = pipe;  in vx_pcm_capture_open()
944 	pipe->monitoring_pipe = pipe_out_monitoring; /* default value NULL */  in vx_pcm_capture_open()
948 	runtime->private_data = pipe;  in vx_pcm_capture_open()
963 	struct vx_pipe *pipe;  in vx_pcm_capture_close()  local
968 	pipe = subs->runtime->private_data;  in vx_pcm_capture_close()
969 	chip->capture_pipes[pipe->number] = NULL;  in vx_pcm_capture_close()
971 	pipe_out_monitoring = pipe->monitoring_pipe;  in vx_pcm_capture_close()
980 			chip->playback_pipes[pipe->number] = NULL;  in vx_pcm_capture_close()
981 			pipe->monitoring_pipe = NULL;  in vx_pcm_capture_close()
985 	vx_free_pipe(chip, pipe);  in vx_pcm_capture_close()
997 				  struct vx_pipe *pipe)  in vx_pcm_capture_update()  argument
1002 	if (!pipe->running || (chip->chip_status & VX_STAT_IS_STALE))  in vx_pcm_capture_update()
1009 	space = vx_query_hbuffer_size(chip, pipe);  in vx_pcm_capture_update()
1024 		if ((pipe->hw_ptr % pipe->align) == 0)  in vx_pcm_capture_update()
1028 		vx_pcm_read_per_bytes(chip, runtime, pipe);  in vx_pcm_capture_update()
1033 		int align = pipe->align * 3;  in vx_pcm_capture_update()
1036 			vx_pseudo_dma_read(chip, runtime, pipe, space);  in vx_pcm_capture_update()
1044 		vx_pcm_read_per_bytes(chip, runtime, pipe);  in vx_pcm_capture_update()
1052 		vx_pcm_read_per_bytes(chip, runtime, pipe);  in vx_pcm_capture_update()
1056 	pipe->transferred += size;  in vx_pcm_capture_update()
1057 	if (pipe->transferred >= pipe->period_bytes) {  in vx_pcm_capture_update()
1058 		pipe->transferred %= pipe->period_bytes;  in vx_pcm_capture_update()
1075 	struct vx_pipe *pipe = runtime->private_data;  in vx_pcm_capture_pointer()  local
1076 	return bytes_to_frames(runtime, pipe->hw_ptr);  in vx_pcm_capture_pointer()
1101 	struct vx_pipe *pipe;  in vx_pcm_update_intr()  local
1136 			pipe = chip->playback_pipes[p];  in vx_pcm_update_intr()
1137 			if (pipe && pipe->substream) {  in vx_pcm_update_intr()
1138 				vx_pcm_playback_update(chip, pipe->substream, pipe);  in vx_pcm_update_intr()
1139 				vx_pcm_playback_transfer(chip, pipe->substream, pipe, buf);  in vx_pcm_update_intr()
1146 		pipe = chip->capture_pipes[i];  in vx_pcm_update_intr()
1147 		if (pipe && pipe->substream)  in vx_pcm_update_intr()
1148 			vx_pcm_capture_update(chip, pipe->substream, pipe);  in vx_pcm_update_intr()