Lines Matching refs:bdev
144 #define btmtkuart_is_standalone(bdev) \ argument
145 ((bdev)->data->flags & BTMTKUART_FLAG_STANDALONE_HW)
146 #define btmtkuart_is_builtin_soc(bdev) \ argument
147 !((bdev)->data->flags & BTMTKUART_FLAG_STANDALONE_HW)
152 struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); in mtk_hci_wmt_sync() local
171 set_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state); in mtk_hci_wmt_sync()
175 clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state); in mtk_hci_wmt_sync()
188 err = wait_on_bit_timeout(&bdev->tx_state, BTMTKUART_TX_WAIT_VND_EVT, in mtk_hci_wmt_sync()
192 clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state); in mtk_hci_wmt_sync()
198 clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state); in mtk_hci_wmt_sync()
203 wmt_evt = (struct btmtk_hci_wmt_evt *)bdev->evt_skb->data; in mtk_hci_wmt_sync()
233 kfree_skb(bdev->evt_skb); in mtk_hci_wmt_sync()
234 bdev->evt_skb = NULL; in mtk_hci_wmt_sync()
317 struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); in btmtkuart_recv_event() local
331 if (test_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state)) { in btmtkuart_recv_event()
332 bdev->evt_skb = skb_clone(skb, GFP_KERNEL); in btmtkuart_recv_event()
333 if (!bdev->evt_skb) { in btmtkuart_recv_event()
345 &bdev->tx_state)) { in btmtkuart_recv_event()
348 wake_up_bit(&bdev->tx_state, BTMTKUART_TX_WAIT_VND_EVT); in btmtkuart_recv_event()
355 kfree_skb(bdev->evt_skb); in btmtkuart_recv_event()
356 bdev->evt_skb = NULL; in btmtkuart_recv_event()
370 struct btmtkuart_dev *bdev = container_of(work, struct btmtkuart_dev, in btmtkuart_tx_work() local
372 struct serdev_device *serdev = bdev->serdev; in btmtkuart_tx_work()
373 struct hci_dev *hdev = bdev->hdev; in btmtkuart_tx_work()
376 clear_bit(BTMTKUART_TX_STATE_WAKEUP, &bdev->tx_state); in btmtkuart_tx_work()
379 struct sk_buff *skb = skb_dequeue(&bdev->txq); in btmtkuart_tx_work()
391 skb_queue_head(&bdev->txq, skb); in btmtkuart_tx_work()
410 if (!test_bit(BTMTKUART_TX_STATE_WAKEUP, &bdev->tx_state)) in btmtkuart_tx_work()
414 clear_bit(BTMTKUART_TX_STATE_ACTIVE, &bdev->tx_state); in btmtkuart_tx_work()
417 static void btmtkuart_tx_wakeup(struct btmtkuart_dev *bdev) in btmtkuart_tx_wakeup() argument
419 if (test_and_set_bit(BTMTKUART_TX_STATE_ACTIVE, &bdev->tx_state)) in btmtkuart_tx_wakeup()
420 set_bit(BTMTKUART_TX_STATE_WAKEUP, &bdev->tx_state); in btmtkuart_tx_wakeup()
422 schedule_work(&bdev->tx_work); in btmtkuart_tx_wakeup()
426 mtk_stp_split(struct btmtkuart_dev *bdev, const unsigned char *data, int count, in mtk_stp_split() argument
432 if (!bdev->stp_dlen && bdev->stp_cursor >= 6) in mtk_stp_split()
433 bdev->stp_cursor = 0; in mtk_stp_split()
436 while (bdev->stp_cursor < 6 && count > 0) { in mtk_stp_split()
437 bdev->stp_pad[bdev->stp_cursor] = *data; in mtk_stp_split()
438 bdev->stp_cursor++; in mtk_stp_split()
444 if (!bdev->stp_dlen && bdev->stp_cursor >= 6) { in mtk_stp_split()
445 shdr = (struct mtk_stp_hdr *)&bdev->stp_pad[2]; in mtk_stp_split()
446 bdev->stp_dlen = be16_to_cpu(shdr->dlen) & 0x0fff; in mtk_stp_split()
449 if (shdr->prefix != 0x80 || bdev->stp_dlen > 2048) { in mtk_stp_split()
450 bt_dev_err(bdev->hdev, "stp format unexpect (%d, %d)", in mtk_stp_split()
451 shdr->prefix, bdev->stp_dlen); in mtk_stp_split()
452 bdev->stp_cursor = 2; in mtk_stp_split()
453 bdev->stp_dlen = 0; in mtk_stp_split()
462 *sz_h4 = min_t(int, count, bdev->stp_dlen); in mtk_stp_split()
465 bdev->stp_dlen -= *sz_h4; in mtk_stp_split()
473 struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); in btmtkuart_recv() local
494 p_h4 = mtk_stp_split(bdev, p_left, sz_left, &sz_h4); in btmtkuart_recv()
502 bdev->rx_skb = h4_recv_buf(bdev->hdev, bdev->rx_skb, p_h4, in btmtkuart_recv()
505 if (IS_ERR(bdev->rx_skb)) { in btmtkuart_recv()
506 err = PTR_ERR(bdev->rx_skb); in btmtkuart_recv()
507 bt_dev_err(bdev->hdev, in btmtkuart_recv()
509 bdev->rx_skb = NULL; in btmtkuart_recv()
523 struct btmtkuart_dev *bdev = serdev_device_get_drvdata(serdev); in btmtkuart_receive_buf() local
526 err = btmtkuart_recv(bdev->hdev, data, count); in btmtkuart_receive_buf()
530 bdev->hdev->stat.byte_rx += count; in btmtkuart_receive_buf()
537 struct btmtkuart_dev *bdev = serdev_device_get_drvdata(serdev); in btmtkuart_write_wakeup() local
539 btmtkuart_tx_wakeup(bdev); in btmtkuart_write_wakeup()
549 struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); in btmtkuart_open() local
553 err = serdev_device_open(bdev->serdev); in btmtkuart_open()
556 dev_name(&bdev->serdev->dev)); in btmtkuart_open()
560 if (btmtkuart_is_standalone(bdev)) { in btmtkuart_open()
561 if (bdev->curr_speed != bdev->desired_speed) in btmtkuart_open()
562 err = serdev_device_set_baudrate(bdev->serdev, in btmtkuart_open()
565 err = serdev_device_set_baudrate(bdev->serdev, in btmtkuart_open()
566 bdev->desired_speed); in btmtkuart_open()
570 dev_name(&bdev->serdev->dev)); in btmtkuart_open()
574 serdev_device_set_flow_control(bdev->serdev, false); in btmtkuart_open()
577 bdev->stp_cursor = 2; in btmtkuart_open()
578 bdev->stp_dlen = 0; in btmtkuart_open()
580 dev = &bdev->serdev->dev; in btmtkuart_open()
588 err = clk_prepare_enable(bdev->clk); in btmtkuart_open()
599 serdev_device_close(bdev->serdev); in btmtkuart_open()
606 struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); in btmtkuart_close() local
607 struct device *dev = &bdev->serdev->dev; in btmtkuart_close()
610 clk_disable_unprepare(bdev->clk); in btmtkuart_close()
614 serdev_device_close(bdev->serdev); in btmtkuart_close()
621 struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); in btmtkuart_flush() local
624 serdev_device_write_flush(bdev->serdev); in btmtkuart_flush()
625 skb_queue_purge(&bdev->txq); in btmtkuart_flush()
627 cancel_work_sync(&bdev->tx_work); in btmtkuart_flush()
629 kfree_skb(bdev->rx_skb); in btmtkuart_flush()
630 bdev->rx_skb = NULL; in btmtkuart_flush()
632 bdev->stp_cursor = 2; in btmtkuart_flush()
633 bdev->stp_dlen = 0; in btmtkuart_flush()
662 struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); in btmtkuart_change_baudrate() local
671 baudrate = cpu_to_le32(bdev->desired_speed); in btmtkuart_change_baudrate()
684 err = serdev_device_set_baudrate(bdev->serdev, in btmtkuart_change_baudrate()
685 bdev->desired_speed); in btmtkuart_change_baudrate()
692 serdev_device_set_flow_control(bdev->serdev, false); in btmtkuart_change_baudrate()
696 err = serdev_device_write_buf(bdev->serdev, ¶m, sizeof(param)); in btmtkuart_change_baudrate()
700 serdev_device_wait_until_sent(bdev->serdev, 0); in btmtkuart_change_baudrate()
719 bdev->curr_speed = bdev->desired_speed; in btmtkuart_change_baudrate()
726 struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); in btmtkuart_setup() local
740 if (test_bit(BTMTKUART_REQUIRED_WAKEUP, &bdev->tx_state)) { in btmtkuart_setup()
753 clear_bit(BTMTKUART_REQUIRED_WAKEUP, &bdev->tx_state); in btmtkuart_setup()
756 if (btmtkuart_is_standalone(bdev)) in btmtkuart_setup()
778 err = mtk_setup_firmware(hdev, bdev->data->fwname); in btmtkuart_setup()
863 struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); in btmtkuart_send_frame() local
889 skb_queue_tail(&bdev->txq, skb); in btmtkuart_send_frame()
891 btmtkuart_tx_wakeup(bdev); in btmtkuart_send_frame()
897 struct btmtkuart_dev *bdev = serdev_device_get_drvdata(serdev); in btmtkuart_parse_dt() local
902 if (btmtkuart_is_standalone(bdev)) { in btmtkuart_parse_dt()
905 bdev->desired_speed = speed; in btmtkuart_parse_dt()
907 bdev->vcc = devm_regulator_get(&serdev->dev, "vcc"); in btmtkuart_parse_dt()
908 if (IS_ERR(bdev->vcc)) { in btmtkuart_parse_dt()
909 err = PTR_ERR(bdev->vcc); in btmtkuart_parse_dt()
913 bdev->osc = devm_clk_get_optional(&serdev->dev, "osc"); in btmtkuart_parse_dt()
914 if (IS_ERR(bdev->osc)) { in btmtkuart_parse_dt()
915 err = PTR_ERR(bdev->osc); in btmtkuart_parse_dt()
919 bdev->boot = devm_gpiod_get_optional(&serdev->dev, "boot", in btmtkuart_parse_dt()
921 if (IS_ERR(bdev->boot)) { in btmtkuart_parse_dt()
922 err = PTR_ERR(bdev->boot); in btmtkuart_parse_dt()
926 bdev->pinctrl = devm_pinctrl_get(&serdev->dev); in btmtkuart_parse_dt()
927 if (IS_ERR(bdev->pinctrl)) { in btmtkuart_parse_dt()
928 err = PTR_ERR(bdev->pinctrl); in btmtkuart_parse_dt()
932 bdev->pins_boot = pinctrl_lookup_state(bdev->pinctrl, in btmtkuart_parse_dt()
934 if (IS_ERR(bdev->pins_boot) && !bdev->boot) { in btmtkuart_parse_dt()
935 err = PTR_ERR(bdev->pins_boot); in btmtkuart_parse_dt()
941 bdev->pins_runtime = pinctrl_lookup_state(bdev->pinctrl, in btmtkuart_parse_dt()
943 if (IS_ERR(bdev->pins_runtime)) { in btmtkuart_parse_dt()
944 err = PTR_ERR(bdev->pins_runtime); in btmtkuart_parse_dt()
948 bdev->reset = devm_gpiod_get_optional(&serdev->dev, "reset", in btmtkuart_parse_dt()
950 if (IS_ERR(bdev->reset)) { in btmtkuart_parse_dt()
951 err = PTR_ERR(bdev->reset); in btmtkuart_parse_dt()
954 } else if (btmtkuart_is_builtin_soc(bdev)) { in btmtkuart_parse_dt()
955 bdev->clk = devm_clk_get(&serdev->dev, "ref"); in btmtkuart_parse_dt()
956 if (IS_ERR(bdev->clk)) in btmtkuart_parse_dt()
957 return PTR_ERR(bdev->clk); in btmtkuart_parse_dt()
965 struct btmtkuart_dev *bdev; in btmtkuart_probe() local
969 bdev = devm_kzalloc(&serdev->dev, sizeof(*bdev), GFP_KERNEL); in btmtkuart_probe()
970 if (!bdev) in btmtkuart_probe()
973 bdev->data = of_device_get_match_data(&serdev->dev); in btmtkuart_probe()
974 if (!bdev->data) in btmtkuart_probe()
977 bdev->serdev = serdev; in btmtkuart_probe()
978 serdev_device_set_drvdata(serdev, bdev); in btmtkuart_probe()
986 INIT_WORK(&bdev->tx_work, btmtkuart_tx_work); in btmtkuart_probe()
987 skb_queue_head_init(&bdev->txq); in btmtkuart_probe()
996 bdev->hdev = hdev; in btmtkuart_probe()
999 hci_set_drvdata(hdev, bdev); in btmtkuart_probe()
1012 if (btmtkuart_is_standalone(bdev)) { in btmtkuart_probe()
1013 err = clk_prepare_enable(bdev->osc); in btmtkuart_probe()
1017 if (bdev->boot) { in btmtkuart_probe()
1018 gpiod_set_value_cansleep(bdev->boot, 1); in btmtkuart_probe()
1023 pinctrl_select_state(bdev->pinctrl, bdev->pins_boot); in btmtkuart_probe()
1027 err = regulator_enable(bdev->vcc); in btmtkuart_probe()
1034 if (bdev->reset) { in btmtkuart_probe()
1035 gpiod_set_value_cansleep(bdev->reset, 1); in btmtkuart_probe()
1037 gpiod_set_value_cansleep(bdev->reset, 0); in btmtkuart_probe()
1045 if (bdev->boot) in btmtkuart_probe()
1046 devm_gpiod_put(&serdev->dev, bdev->boot); in btmtkuart_probe()
1048 pinctrl_select_state(bdev->pinctrl, bdev->pins_runtime); in btmtkuart_probe()
1055 set_bit(BTMTKUART_REQUIRED_WAKEUP, &bdev->tx_state); in btmtkuart_probe()
1067 if (btmtkuart_is_standalone(bdev)) in btmtkuart_probe()
1068 regulator_disable(bdev->vcc); in btmtkuart_probe()
1070 if (btmtkuart_is_standalone(bdev)) in btmtkuart_probe()
1071 clk_disable_unprepare(bdev->osc); in btmtkuart_probe()
1080 struct btmtkuart_dev *bdev = serdev_device_get_drvdata(serdev); in btmtkuart_remove() local
1081 struct hci_dev *hdev = bdev->hdev; in btmtkuart_remove()
1083 if (btmtkuart_is_standalone(bdev)) { in btmtkuart_remove()
1084 regulator_disable(bdev->vcc); in btmtkuart_remove()
1085 clk_disable_unprepare(bdev->osc); in btmtkuart_remove()