193 static void mtk_btcvsd_snd_irq_enable(struct mtk_btcvsd_snd *bt)  in mtk_btcvsd_snd_irq_enable()  argument
195 	regmap_update_bits(bt->infra, bt->infra_misc_offset,  in mtk_btcvsd_snd_irq_enable()
196 			   bt->conn_bt_cvsd_mask, 0);  in mtk_btcvsd_snd_irq_enable()
199 static void mtk_btcvsd_snd_irq_disable(struct mtk_btcvsd_snd *bt)  in mtk_btcvsd_snd_irq_disable()  argument
201 	regmap_update_bits(bt->infra, bt->infra_misc_offset,  in mtk_btcvsd_snd_irq_disable()
202 			   bt->conn_bt_cvsd_mask, bt->conn_bt_cvsd_mask);  in mtk_btcvsd_snd_irq_disable()
205 static void mtk_btcvsd_snd_set_state(struct mtk_btcvsd_snd *bt,  in mtk_btcvsd_snd_set_state()  argument
209 	dev_dbg(bt->dev, "%s(), stream %d, state %d, tx->state %d, rx->state %d, irq_disabled %d\n",  in mtk_btcvsd_snd_set_state()
212 		bt->tx->state, bt->rx->state, bt->irq_disabled);  in mtk_btcvsd_snd_set_state()
216 	if (bt->tx->state == BT_SCO_STATE_IDLE &&  in mtk_btcvsd_snd_set_state()
217 	    bt->rx->state == BT_SCO_STATE_IDLE) {  in mtk_btcvsd_snd_set_state()
218 		if (!bt->irq_disabled) {  in mtk_btcvsd_snd_set_state()
219 			disable_irq(bt->irq_id);  in mtk_btcvsd_snd_set_state()
220 			mtk_btcvsd_snd_irq_disable(bt);  in mtk_btcvsd_snd_set_state()
221 			bt->irq_disabled = 1;  in mtk_btcvsd_snd_set_state()
224 		if (bt->irq_disabled) {  in mtk_btcvsd_snd_set_state()
225 			enable_irq(bt->irq_id);  in mtk_btcvsd_snd_set_state()
226 			mtk_btcvsd_snd_irq_enable(bt);  in mtk_btcvsd_snd_set_state()
227 			bt->irq_disabled = 0;  in mtk_btcvsd_snd_set_state()
232 static int mtk_btcvsd_snd_tx_init(struct mtk_btcvsd_snd *bt)  in mtk_btcvsd_snd_tx_init()  argument
234 	memset(bt->tx, 0, sizeof(*bt->tx));  in mtk_btcvsd_snd_tx_init()
235 	memset(bt->tx_packet_buf, 0, sizeof(bt->tx_packet_buf));  in mtk_btcvsd_snd_tx_init()
237 	bt->tx->packet_size = BTCVSD_TX_PACKET_SIZE;  in mtk_btcvsd_snd_tx_init()
238 	bt->tx->buf_size = BTCVSD_TX_BUF_SIZE;  in mtk_btcvsd_snd_tx_init()
239 	bt->tx->timeout = 0;  in mtk_btcvsd_snd_tx_init()
240 	bt->tx->rw_cnt = 0;  in mtk_btcvsd_snd_tx_init()
241 	bt->tx->stream = SNDRV_PCM_STREAM_PLAYBACK;  in mtk_btcvsd_snd_tx_init()
245 static int mtk_btcvsd_snd_rx_init(struct mtk_btcvsd_snd *bt)  in mtk_btcvsd_snd_rx_init()  argument
247 	memset(bt->rx, 0, sizeof(*bt->rx));  in mtk_btcvsd_snd_rx_init()
248 	memset(bt->rx_packet_buf, 0, sizeof(bt->rx_packet_buf));  in mtk_btcvsd_snd_rx_init()
250 	bt->rx->packet_size = BTCVSD_RX_PACKET_SIZE;  in mtk_btcvsd_snd_rx_init()
251 	bt->rx->buf_size = BTCVSD_RX_BUF_SIZE;  in mtk_btcvsd_snd_rx_init()
252 	bt->rx->timeout = 0;  in mtk_btcvsd_snd_rx_init()
253 	bt->rx->rw_cnt = 0;  in mtk_btcvsd_snd_rx_init()
254 	bt->rx->stream = SNDRV_PCM_STREAM_CAPTURE;  in mtk_btcvsd_snd_rx_init()
258 static void get_tx_time_stamp(struct mtk_btcvsd_snd *bt,  in get_tx_time_stamp()  argument
261 	ts->time_stamp_us = bt->tx->time_stamp;  in get_tx_time_stamp()
262 	ts->data_count_equi_time = bt->tx->buf_data_equivalent_time;  in get_tx_time_stamp()
265 static void get_rx_time_stamp(struct mtk_btcvsd_snd *bt,  in get_rx_time_stamp()  argument
268 	ts->time_stamp_us = bt->rx->time_stamp;  in get_rx_time_stamp()
269 	ts->data_count_equi_time = bt->rx->buf_data_equivalent_time;  in get_rx_time_stamp()
318 static int btcvsd_tx_clean_buffer(struct mtk_btcvsd_snd *bt)  in btcvsd_tx_clean_buffer()  argument
323 	enum BT_SCO_BAND band = bt->band;  in btcvsd_tx_clean_buffer()
327 		memset(bt->tx->temp_packet_buf, 170, SCO_PACKET_180);  in btcvsd_tx_clean_buffer()
329 		memcpy(bt->tx->temp_packet_buf,  in btcvsd_tx_clean_buffer()
333 	spin_lock_irqsave(&bt->tx_lock, flags);  in btcvsd_tx_clean_buffer()
334 	num_valid_addr = bt->tx->buffer_info.num_valid_addr;  in btcvsd_tx_clean_buffer()
336 	dev_info(bt->dev, "%s(), band %d, num_valid_addr %u\n",  in btcvsd_tx_clean_buffer()
342 		dev_info(bt->dev, "%s(), clean addr 0x%lx\n", __func__,  in btcvsd_tx_clean_buffer()
343 			 bt->tx->buffer_info.bt_sram_addr[i]);  in btcvsd_tx_clean_buffer()
345 		dst = (void *)bt->tx->buffer_info.bt_sram_addr[i];  in btcvsd_tx_clean_buffer()
348 					     bt->tx->temp_packet_buf, dst,  in btcvsd_tx_clean_buffer()
349 					     bt->tx->buffer_info.packet_length,  in btcvsd_tx_clean_buffer()
350 					     bt->tx->buffer_info.packet_num);  in btcvsd_tx_clean_buffer()
352 	spin_unlock_irqrestore(&bt->tx_lock, flags);  in btcvsd_tx_clean_buffer()
357 static int mtk_btcvsd_read_from_bt(struct mtk_btcvsd_snd *bt,  in mtk_btcvsd_read_from_bt()  argument
371 	connsys_addr_rx = *bt->bt_reg_pkt_r;  in mtk_btcvsd_read_from_bt()
372 	ap_addr_rx = (unsigned long)bt->bt_sram_bank2_base +  in mtk_btcvsd_read_from_bt()
377 		dev_warn(bt->dev, "%s(), connsys_addr_rx == 0xdeadfeed",  in mtk_btcvsd_read_from_bt()
385 				     bt->rx->temp_packet_buf, packet_length,  in mtk_btcvsd_read_from_bt()
388 	spin_lock_irqsave(&bt->rx_lock, flags);  in mtk_btcvsd_read_from_bt()
390 		packet_buf_ofs = (bt->rx->packet_w & SCO_RX_PACKET_MASK) *  in mtk_btcvsd_read_from_bt()
391 				 bt->rx->packet_size;  in mtk_btcvsd_read_from_bt()
392 		memcpy(bt->rx_packet_buf + packet_buf_ofs,  in mtk_btcvsd_read_from_bt()
393 		       bt->rx->temp_packet_buf + (SCO_RX_PLC_SIZE * i),  in mtk_btcvsd_read_from_bt()
402 		memcpy(bt->rx_packet_buf + packet_buf_ofs, (void *)&pv,  in mtk_btcvsd_read_from_bt()
404 		bt->rx->packet_w++;  in mtk_btcvsd_read_from_bt()
406 	spin_unlock_irqrestore(&bt->rx_lock, flags);  in mtk_btcvsd_read_from_bt()
410 static int mtk_btcvsd_write_to_bt(struct mtk_btcvsd_snd *bt,  in mtk_btcvsd_write_to_bt()  argument
422 	connsys_addr_tx = *bt->bt_reg_pkt_w;  in mtk_btcvsd_write_to_bt()
423 	ap_addr_tx = (unsigned long)bt->bt_sram_bank2_base +  in mtk_btcvsd_write_to_bt()
428 		dev_warn(bt->dev, "%s(), connsys_addr_tx == 0xdeadfeed\n",  in mtk_btcvsd_write_to_bt()
433 	spin_lock_irqsave(&bt->tx_lock, flags);  in mtk_btcvsd_write_to_bt()
435 		memcpy(bt->tx->temp_packet_buf + (bt->tx->packet_size * i),  in mtk_btcvsd_write_to_bt()
436 		       (bt->tx_packet_buf +  in mtk_btcvsd_write_to_bt()
437 			(bt->tx->packet_r % SCO_TX_PACKER_BUF_NUM) *  in mtk_btcvsd_write_to_bt()
438 			bt->tx->packet_size),  in mtk_btcvsd_write_to_bt()
439 		       bt->tx->packet_size);  in mtk_btcvsd_write_to_bt()
441 		bt->tx->packet_r++;  in mtk_btcvsd_write_to_bt()
443 	spin_unlock_irqrestore(&bt->tx_lock, flags);  in mtk_btcvsd_write_to_bt()
447 	if (!bt->tx->mute) {  in mtk_btcvsd_write_to_bt()
449 					     bt->tx->temp_packet_buf, dst,  in mtk_btcvsd_write_to_bt()
454 	bt->tx->buffer_info.packet_length = packet_length;  in mtk_btcvsd_write_to_bt()
455 	bt->tx->buffer_info.packet_num = packet_num;  in mtk_btcvsd_write_to_bt()
456 	for (i = 0; i < bt->tx->buffer_info.num_valid_addr; i++) {  in mtk_btcvsd_write_to_bt()
457 		if (bt->tx->buffer_info.bt_sram_addr[i] == ap_addr_tx) {  in mtk_btcvsd_write_to_bt()
465 		spin_lock_irqsave(&bt->tx_lock, flags);  in mtk_btcvsd_write_to_bt()
466 		bt->tx->buffer_info.num_valid_addr++;  in mtk_btcvsd_write_to_bt()
467 		next_idx = bt->tx->buffer_info.num_valid_addr - 1;  in mtk_btcvsd_write_to_bt()
468 		bt->tx->buffer_info.bt_sram_addr[next_idx] = ap_addr_tx;  in mtk_btcvsd_write_to_bt()
469 		spin_unlock_irqrestore(&bt->tx_lock, flags);  in mtk_btcvsd_write_to_bt()
470 		dev_info(bt->dev, "%s(), new ap_addr_tx = 0x%lx, num_valid_addr %d\n",  in mtk_btcvsd_write_to_bt()
472 			 bt->tx->buffer_info.num_valid_addr);  in mtk_btcvsd_write_to_bt()
475 	if (bt->tx->mute)  in mtk_btcvsd_write_to_bt()
476 		btcvsd_tx_clean_buffer(bt);  in mtk_btcvsd_write_to_bt()
483 	struct mtk_btcvsd_snd *bt = dev;  in mtk_btcvsd_snd_irq_handler()  local
487 	if (bt->rx->state != BT_SCO_STATE_RUNNING &&  in mtk_btcvsd_snd_irq_handler()
488 	    bt->rx->state != BT_SCO_STATE_ENDING &&  in mtk_btcvsd_snd_irq_handler()
489 	    bt->tx->state != BT_SCO_STATE_RUNNING &&  in mtk_btcvsd_snd_irq_handler()
490 	    bt->tx->state != BT_SCO_STATE_ENDING &&  in mtk_btcvsd_snd_irq_handler()
491 	    bt->tx->state != BT_SCO_STATE_LOOPBACK) {  in mtk_btcvsd_snd_irq_handler()
492 		dev_warn(bt->dev, "%s(), in idle state: rx->state: %d, tx->state: %d\n",  in mtk_btcvsd_snd_irq_handler()
493 			 __func__, bt->rx->state, bt->tx->state);  in mtk_btcvsd_snd_irq_handler()
497 	control = *bt->bt_reg_ctl;  in mtk_btcvsd_snd_irq_handler()
501 		dev_warn(bt->dev, "%s(), ((control >> 31) & 1) == 0, control 0x%x\n",  in mtk_btcvsd_snd_irq_handler()
507 		dev_warn(bt->dev, "%s(), invalid packet_type %u, exit\n",  in mtk_btcvsd_snd_irq_handler()
517 	if (bt->tx->state == BT_SCO_STATE_LOOPBACK) {  in mtk_btcvsd_snd_irq_handler()
522 		connsys_addr_rx = *bt->bt_reg_pkt_r;  in mtk_btcvsd_snd_irq_handler()
523 		ap_addr_rx = (unsigned long)bt->bt_sram_bank2_base +  in mtk_btcvsd_snd_irq_handler()
526 		connsys_addr_tx = *bt->bt_reg_pkt_w;  in mtk_btcvsd_snd_irq_handler()
527 		ap_addr_tx = (unsigned long)bt->bt_sram_bank2_base +  in mtk_btcvsd_snd_irq_handler()
533 			dev_warn(bt->dev, "%s(), connsys_addr_tx == 0xdeadfeed\n",  in mtk_btcvsd_snd_irq_handler()
542 					     bt->tx->temp_packet_buf,  in mtk_btcvsd_snd_irq_handler()
546 					     bt->tx->temp_packet_buf, dst,  in mtk_btcvsd_snd_irq_handler()
549 		bt->rx->rw_cnt++;  in mtk_btcvsd_snd_irq_handler()
550 		bt->tx->rw_cnt++;  in mtk_btcvsd_snd_irq_handler()
553 	if (bt->rx->state == BT_SCO_STATE_RUNNING ||  in mtk_btcvsd_snd_irq_handler()
554 	    bt->rx->state == BT_SCO_STATE_ENDING) {  in mtk_btcvsd_snd_irq_handler()
555 		if (bt->rx->xrun) {  in mtk_btcvsd_snd_irq_handler()
556 			if (bt->rx->packet_w - bt->rx->packet_r <=  in mtk_btcvsd_snd_irq_handler()
562 				bt->rx->xrun = 0;  in mtk_btcvsd_snd_irq_handler()
563 				dev_warn(bt->dev, "%s(), rx->xrun 0!\n",  in mtk_btcvsd_snd_irq_handler()
568 		if (!bt->rx->xrun &&  in mtk_btcvsd_snd_irq_handler()
569 		    (bt->rx->packet_w - bt->rx->packet_r <=  in mtk_btcvsd_snd_irq_handler()
571 			mtk_btcvsd_read_from_bt(bt,  in mtk_btcvsd_snd_irq_handler()
577 			bt->rx->rw_cnt++;  in mtk_btcvsd_snd_irq_handler()
579 			bt->rx->xrun = 1;  in mtk_btcvsd_snd_irq_handler()
580 			dev_warn(bt->dev, "%s(), rx->xrun 1\n", __func__);  in mtk_btcvsd_snd_irq_handler()
585 	bt->tx->timeout = 0;  in mtk_btcvsd_snd_irq_handler()
586 	if ((bt->tx->state == BT_SCO_STATE_RUNNING ||  in mtk_btcvsd_snd_irq_handler()
587 	     bt->tx->state == BT_SCO_STATE_ENDING) &&  in mtk_btcvsd_snd_irq_handler()
588 	    bt->tx->trigger_start) {  in mtk_btcvsd_snd_irq_handler()
589 		if (bt->tx->xrun) {  in mtk_btcvsd_snd_irq_handler()
593 			if (bt->tx->packet_w - bt->tx->packet_r >=  in mtk_btcvsd_snd_irq_handler()
595 				bt->tx->xrun = 0;  in mtk_btcvsd_snd_irq_handler()
596 				dev_warn(bt->dev, "%s(), tx->xrun 0\n",  in mtk_btcvsd_snd_irq_handler()
601 		if ((!bt->tx->xrun &&  in mtk_btcvsd_snd_irq_handler()
602 		     (bt->tx->packet_w - bt->tx->packet_r >= buf_cnt_tx)) ||  in mtk_btcvsd_snd_irq_handler()
603 		    bt->tx->state == BT_SCO_STATE_ENDING) {  in mtk_btcvsd_snd_irq_handler()
604 			mtk_btcvsd_write_to_bt(bt,  in mtk_btcvsd_snd_irq_handler()
609 			bt->tx->rw_cnt++;  in mtk_btcvsd_snd_irq_handler()
611 			bt->tx->xrun = 1;  in mtk_btcvsd_snd_irq_handler()
612 			dev_warn(bt->dev, "%s(), tx->xrun 1\n", __func__);  in mtk_btcvsd_snd_irq_handler()
616 	*bt->bt_reg_ctl &= ~BT_CVSD_CLEAR;  in mtk_btcvsd_snd_irq_handler()
618 	if (bt->rx->state == BT_SCO_STATE_RUNNING ||  in mtk_btcvsd_snd_irq_handler()
619 	    bt->rx->state == BT_SCO_STATE_ENDING) {  in mtk_btcvsd_snd_irq_handler()
620 		bt->rx->wait_flag = 1;  in mtk_btcvsd_snd_irq_handler()
621 		wake_up_interruptible(&bt->rx_wait);  in mtk_btcvsd_snd_irq_handler()
622 		snd_pcm_period_elapsed(bt->rx->substream);  in mtk_btcvsd_snd_irq_handler()
624 	if (bt->tx->state == BT_SCO_STATE_RUNNING ||  in mtk_btcvsd_snd_irq_handler()
625 	    bt->tx->state == BT_SCO_STATE_ENDING) {  in mtk_btcvsd_snd_irq_handler()
626 		bt->tx->wait_flag = 1;  in mtk_btcvsd_snd_irq_handler()
627 		wake_up_interruptible(&bt->tx_wait);  in mtk_btcvsd_snd_irq_handler()
628 		snd_pcm_period_elapsed(bt->tx->substream);  in mtk_btcvsd_snd_irq_handler()
633 	*bt->bt_reg_ctl &= ~BT_CVSD_CLEAR;  in mtk_btcvsd_snd_irq_handler()
637 static int wait_for_bt_irq(struct mtk_btcvsd_snd *bt,  in wait_for_bt_irq()  argument
651 			ret = wait_event_interruptible_timeout(bt->tx_wait,  in wait_for_bt_irq()
655 			ret = wait_event_interruptible_timeout(bt->rx_wait,  in wait_for_bt_irq()
664 			dev_warn(bt->dev, "%s(), stream %d, timeout %llu, limit %llu, ret %d, flag %d\n",  in wait_for_bt_irq()
675 			dev_warn(bt->dev, "%s(), stream %d, error, trial left %d\n",  in wait_for_bt_irq()
684 			dev_warn(bt->dev, "%s(), stream %d, error, timeout, condition is false, trial left %d\n",  in wait_for_bt_irq()
698 static ssize_t mtk_btcvsd_snd_read(struct mtk_btcvsd_snd *bt,  in mtk_btcvsd_snd_read()  argument
705 	unsigned int packet_size = bt->rx->packet_size;  in mtk_btcvsd_snd_read()
708 		spin_lock_irqsave(&bt->rx_lock, flags);  in mtk_btcvsd_snd_read()
710 		avail = (bt->rx->packet_w - bt->rx->packet_r) * packet_size;  in mtk_btcvsd_snd_read()
712 		cur_read_idx = (bt->rx->packet_r & SCO_RX_PACKET_MASK) *  in mtk_btcvsd_snd_read()
714 		spin_unlock_irqrestore(&bt->rx_lock, flags);  in mtk_btcvsd_snd_read()
717 			int ret = wait_for_bt_irq(bt, bt->rx);  in mtk_btcvsd_snd_read()
728 			dev_warn(bt->dev, "%s(), count %zu or d %lu is not multiple of packet_size %dd\n",  in mtk_btcvsd_snd_read()
741 		cont = bt->rx->buf_size - cur_read_idx;  in mtk_btcvsd_snd_read()
745 		if (copy_to_iter(bt->rx_packet_buf + cur_read_idx,  in mtk_btcvsd_snd_read()
747 			dev_warn(bt->dev, "%s(), copy_to_iter fail\n",  in mtk_btcvsd_snd_read()
752 		spin_lock_irqsave(&bt->rx_lock, flags);  in mtk_btcvsd_snd_read()
753 		bt->rx->packet_r += read_size / packet_size;  in mtk_btcvsd_snd_read()
754 		spin_unlock_irqrestore(&bt->rx_lock, flags);  in mtk_btcvsd_snd_read()
764 	bt->rx->time_stamp = sched_clock();  in mtk_btcvsd_snd_read()
765 	bt->rx->buf_data_equivalent_time =  in mtk_btcvsd_snd_read()
766 		(unsigned long long)(bt->rx->packet_w - bt->rx->packet_r) *  in mtk_btcvsd_snd_read()
768 	bt->rx->buf_data_equivalent_time += read_count * SCO_RX_PLC_SIZE *  in mtk_btcvsd_snd_read()
771 	bt->rx->buf_data_equivalent_time *= 1000;  in mtk_btcvsd_snd_read()
776 static ssize_t mtk_btcvsd_snd_write(struct mtk_btcvsd_snd *bt,  in mtk_btcvsd_snd_write()  argument
782 	unsigned int packet_size = bt->tx->packet_size;  in mtk_btcvsd_snd_write()
788 	bt->tx->time_stamp = sched_clock();  in mtk_btcvsd_snd_write()
789 	bt->tx->buf_data_equivalent_time =  in mtk_btcvsd_snd_write()
790 		(unsigned long long)(bt->tx->packet_w - bt->tx->packet_r) *  in mtk_btcvsd_snd_write()
794 	bt->tx->buf_data_equivalent_time *= 1000;  in mtk_btcvsd_snd_write()
797 		spin_lock_irqsave(&bt->tx_lock, flags);  in mtk_btcvsd_snd_write()
799 		avail = bt->tx->buf_size -  in mtk_btcvsd_snd_write()
800 			(bt->tx->packet_w - bt->tx->packet_r) * packet_size;  in mtk_btcvsd_snd_write()
802 		cur_write_idx = (bt->tx->packet_w % SCO_TX_PACKER_BUF_NUM) *  in mtk_btcvsd_snd_write()
804 		spin_unlock_irqrestore(&bt->tx_lock, flags);  in mtk_btcvsd_snd_write()
807 			int ret = wait_for_bt_irq(bt, bt->tx);  in mtk_btcvsd_snd_write()
818 			dev_warn(bt->dev, "%s(), count %zu or avail %d is not multiple of packet_size %d\n",  in mtk_btcvsd_snd_write()
830 		cont = bt->tx->buf_size - cur_write_idx;  in mtk_btcvsd_snd_write()
834 		if (copy_from_iter(bt->tx_packet_buf + cur_write_idx,  in mtk_btcvsd_snd_write()
836 			dev_warn(bt->dev, "%s(), copy_from_iter fail\n",  in mtk_btcvsd_snd_write()
841 		spin_lock_irqsave(&bt->tx_lock, flags);  in mtk_btcvsd_snd_write()
842 		bt->tx->packet_w += write_size / packet_size;  in mtk_btcvsd_snd_write()
843 		spin_unlock_irqrestore(&bt->tx_lock, flags);  in mtk_btcvsd_snd_write()
851 	(struct mtk_btcvsd_snd *bt, struct snd_pcm_substream *substream)  in get_bt_stream()  argument
854 		return bt->tx;  in get_bt_stream()
856 		return bt->rx;  in get_bt_stream()
874 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component);  in mtk_pcm_btcvsd_open()  local
877 	dev_dbg(bt->dev, "%s(), stream %d, substream %p\n",  in mtk_pcm_btcvsd_open()
883 		ret = mtk_btcvsd_snd_tx_init(bt);  in mtk_pcm_btcvsd_open()
884 		bt->tx->substream = substream;  in mtk_pcm_btcvsd_open()
886 		ret = mtk_btcvsd_snd_rx_init(bt);  in mtk_pcm_btcvsd_open()
887 		bt->rx->substream = substream;  in mtk_pcm_btcvsd_open()
896 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component);  in mtk_pcm_btcvsd_close()  local
897 	struct mtk_btcvsd_snd_stream *bt_stream = get_bt_stream(bt, substream);  in mtk_pcm_btcvsd_close()
899 	dev_dbg(bt->dev, "%s(), stream %d\n", __func__, substream->stream);  in mtk_pcm_btcvsd_close()
901 	mtk_btcvsd_snd_set_state(bt, bt_stream, BT_SCO_STATE_IDLE);  in mtk_pcm_btcvsd_close()
910 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component);  in mtk_pcm_btcvsd_hw_params()  local
913 	    params_buffer_bytes(hw_params) % bt->tx->packet_size != 0) {  in mtk_pcm_btcvsd_hw_params()
914 		dev_warn(bt->dev, "%s(), error, buffer size %d not valid\n",  in mtk_pcm_btcvsd_hw_params()
927 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component);  in mtk_pcm_btcvsd_hw_free()  local
930 		btcvsd_tx_clean_buffer(bt);  in mtk_pcm_btcvsd_hw_free()
938 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component);  in mtk_pcm_btcvsd_prepare()  local
939 	struct mtk_btcvsd_snd_stream *bt_stream = get_bt_stream(bt, substream);  in mtk_pcm_btcvsd_prepare()
941 	dev_dbg(bt->dev, "%s(), stream %d\n", __func__, substream->stream);  in mtk_pcm_btcvsd_prepare()
943 	mtk_btcvsd_snd_set_state(bt, bt_stream, BT_SCO_STATE_RUNNING);  in mtk_pcm_btcvsd_prepare()
950 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component);  in mtk_pcm_btcvsd_trigger()  local
951 	struct mtk_btcvsd_snd_stream *bt_stream = get_bt_stream(bt, substream);  in mtk_pcm_btcvsd_trigger()
955 	dev_dbg(bt->dev, "%s(), stream %d, cmd %d\n",  in mtk_pcm_btcvsd_trigger()
970 		mtk_btcvsd_snd_set_state(bt, bt_stream, BT_SCO_STATE_ENDING);  in mtk_pcm_btcvsd_trigger()
981 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component);  in mtk_pcm_btcvsd_pointer()  local
991 		lock = &bt->tx_lock;  in mtk_pcm_btcvsd_pointer()
992 		bt_stream = bt->tx;  in mtk_pcm_btcvsd_pointer()
994 		lock = &bt->rx_lock;  in mtk_pcm_btcvsd_pointer()
995 		bt_stream = bt->rx;  in mtk_pcm_btcvsd_pointer()
1000 			bt->tx->packet_r : bt->rx->packet_w;  in mtk_pcm_btcvsd_pointer()
1031 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component);  in mtk_pcm_btcvsd_copy()  local
1034 		return mtk_btcvsd_snd_write(bt, buf, count);  in mtk_pcm_btcvsd_copy()
1036 		return mtk_btcvsd_snd_read(bt, buf, count);  in mtk_pcm_btcvsd_copy()
1050 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_band_get()  local
1052 	ucontrol->value.integer.value[0] = bt->band;  in btcvsd_band_get()
1060 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_band_set()  local
1066 	bt->band = ucontrol->value.integer.value[0];  in btcvsd_band_set()
1067 	dev_dbg(bt->dev, "%s(), band %d\n", __func__, bt->band);  in btcvsd_band_set()
1075 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_loopback_get()  local
1076 	bool lpbk_en = bt->tx->state == BT_SCO_STATE_LOOPBACK;  in btcvsd_loopback_get()
1086 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_loopback_set()  local
1089 		mtk_btcvsd_snd_set_state(bt, bt->tx, BT_SCO_STATE_LOOPBACK);  in btcvsd_loopback_set()
1090 		mtk_btcvsd_snd_set_state(bt, bt->rx, BT_SCO_STATE_LOOPBACK);  in btcvsd_loopback_set()
1092 		mtk_btcvsd_snd_set_state(bt, bt->tx, BT_SCO_STATE_RUNNING);  in btcvsd_loopback_set()
1093 		mtk_btcvsd_snd_set_state(bt, bt->rx, BT_SCO_STATE_RUNNING);  in btcvsd_loopback_set()
1102 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_tx_mute_get()  local
1104 	if (!bt->tx) {  in btcvsd_tx_mute_get()
1109 	ucontrol->value.integer.value[0] = bt->tx->mute;  in btcvsd_tx_mute_get()
1117 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_tx_mute_set()  local
1119 	if (!bt->tx)  in btcvsd_tx_mute_set()
1122 	bt->tx->mute = ucontrol->value.integer.value[0];  in btcvsd_tx_mute_set()
1130 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_rx_irq_received_get()  local
1132 	if (!bt->rx)  in btcvsd_rx_irq_received_get()
1135 	ucontrol->value.integer.value[0] = bt->rx->rw_cnt ? 1 : 0;  in btcvsd_rx_irq_received_get()
1143 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_rx_timeout_get()  local
1145 	if (!bt->rx)  in btcvsd_rx_timeout_get()
1148 	ucontrol->value.integer.value[0] = bt->rx->timeout;  in btcvsd_rx_timeout_get()
1149 	bt->rx->timeout = 0;  in btcvsd_rx_timeout_get()
1157 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_rx_timestamp_get()  local
1164 	get_rx_time_stamp(bt, &time_buffer_info_rx);  in btcvsd_rx_timestamp_get()
1166 	dev_dbg(bt->dev, "%s(), time_stamp_us %llu, data_count_equi_time %llu",  in btcvsd_rx_timestamp_get()
1173 		dev_warn(bt->dev, "%s(), copy_to_user fail", __func__);  in btcvsd_rx_timestamp_get()
1184 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_tx_irq_received_get()  local
1186 	if (!bt->tx)  in btcvsd_tx_irq_received_get()
1189 	ucontrol->value.integer.value[0] = bt->tx->rw_cnt ? 1 : 0;  in btcvsd_tx_irq_received_get()
1197 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_tx_timeout_get()  local
1199 	ucontrol->value.integer.value[0] = bt->tx->timeout;  in btcvsd_tx_timeout_get()
1207 	struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(cmpnt);  in btcvsd_tx_timestamp_get()  local
1214 	get_tx_time_stamp(bt, &time_buffer_info_tx);  in btcvsd_tx_timestamp_get()
1216 	dev_dbg(bt->dev, "%s(), time_stamp_us %llu, data_count_equi_time %llu",  in btcvsd_tx_timestamp_get()
1223 		dev_warn(bt->dev, "%s(), copy_to_user fail", __func__);  in btcvsd_tx_timestamp_get()