71 	int			(*rx_func)(struct hci_uart *hu, u8 c);
74 	struct hci_uart		*hu;		/* Parent HCI UART */  member
110 static void h5_link_control(struct hci_uart *hu, const void *data, size_t len)  in h5_link_control()  argument
112 	struct h5 *h5 = hu->priv;  in h5_link_control()
137 	struct hci_uart *hu = h5->hu;  in h5_timed_event()  local
141 	BT_DBG("%s", hu->hdev->name);  in h5_timed_event()
144 		h5_link_control(hu, sync_req, sizeof(sync_req));  in h5_timed_event()
148 		h5_link_control(hu, conf_req, sizeof(conf_req));  in h5_timed_event()
161 	BT_DBG("hu %p retransmitting %u pkts", hu, h5->unack.qlen);  in h5_timed_event()
173 	hci_uart_tx_wakeup(hu);  in h5_timed_event()
176 static void h5_peer_reset(struct hci_uart *hu)  in h5_peer_reset()  argument
178 	struct h5 *h5 = hu->priv;  in h5_peer_reset()
194 	hci_reset_dev(hu->hdev);  in h5_peer_reset()
197 static int h5_open(struct hci_uart *hu)  in h5_open()  argument
202 	BT_DBG("hu %p", hu);  in h5_open()
204 	if (hu->serdev) {  in h5_open()
205 		h5 = serdev_device_get_drvdata(hu->serdev);  in h5_open()
212 	hu->priv = h5;  in h5_open()
213 	h5->hu = hu;  in h5_open()
228 	set_bit(HCI_UART_INIT_PENDING, &hu->hdev_flags);  in h5_open()
231 	h5_link_control(hu, sync, sizeof(sync));  in h5_open()
237 static int h5_close(struct hci_uart *hu)  in h5_close()  argument
239 	struct h5 *h5 = hu->priv;  in h5_close()
250 	if (!hu->serdev)  in h5_close()
256 static int h5_setup(struct hci_uart *hu)  in h5_setup()  argument
258 	struct h5 *h5 = hu->priv;  in h5_setup()
308 static void h5_handle_internal_rx(struct hci_uart *hu)  in h5_handle_internal_rx()  argument
310 	struct h5 *h5 = hu->priv;  in h5_handle_internal_rx()
321 	BT_DBG("%s", hu->hdev->name);  in h5_handle_internal_rx()
333 			h5_peer_reset(hu);  in h5_handle_internal_rx()
334 		h5_link_control(hu, sync_rsp, 2);  in h5_handle_internal_rx()
337 			h5_peer_reset(hu);  in h5_handle_internal_rx()
339 		h5_link_control(hu, conf_req, 3);  in h5_handle_internal_rx()
341 		h5_link_control(hu, conf_rsp, 2);  in h5_handle_internal_rx()
342 		h5_link_control(hu, conf_req, 3);  in h5_handle_internal_rx()
348 		hci_uart_init_ready(hu);  in h5_handle_internal_rx()
359 		h5_link_control(hu, woken_req, 2);  in h5_handle_internal_rx()
366 	hci_uart_tx_wakeup(hu);  in h5_handle_internal_rx()
369 static void h5_complete_rx_pkt(struct hci_uart *hu)  in h5_complete_rx_pkt()  argument
371 	struct h5 *h5 = hu->priv;  in h5_complete_rx_pkt()
377 		hci_uart_tx_wakeup(hu);  in h5_complete_rx_pkt()
393 		hci_recv_frame(hu->hdev, h5->rx_skb);  in h5_complete_rx_pkt()
399 		h5_handle_internal_rx(hu);  in h5_complete_rx_pkt()
406 static int h5_rx_crc(struct hci_uart *hu, unsigned char c)  in h5_rx_crc()  argument
408 	h5_complete_rx_pkt(hu);  in h5_rx_crc()
413 static int h5_rx_payload(struct hci_uart *hu, unsigned char c)  in h5_rx_payload()  argument
415 	struct h5 *h5 = hu->priv;  in h5_rx_payload()
422 		h5_complete_rx_pkt(hu);  in h5_rx_payload()
428 static int h5_rx_3wire_hdr(struct hci_uart *hu, unsigned char c)  in h5_rx_3wire_hdr()  argument
430 	struct h5 *h5 = hu->priv;  in h5_rx_3wire_hdr()
434 	       hu->hdev->name, H5_HDR_SEQ(hdr), H5_HDR_ACK(hdr),  in h5_rx_3wire_hdr()
464 static int h5_rx_pkt_start(struct hci_uart *hu, unsigned char c)  in h5_rx_pkt_start()  argument
466 	struct h5 *h5 = hu->priv;  in h5_rx_pkt_start()
481 	h5->rx_skb->dev = (void *)hu->hdev;  in h5_rx_pkt_start()
486 static int h5_rx_delimiter(struct hci_uart *hu, unsigned char c)  in h5_rx_delimiter()  argument
488 	struct h5 *h5 = hu->priv;  in h5_rx_delimiter()
539 static int h5_recv(struct hci_uart *hu, const void *data, int count)  in h5_recv()  argument
541 	struct h5 *h5 = hu->priv;  in h5_recv()
544 	BT_DBG("%s pending %zu count %d", hu->hdev->name, h5->rx_pending,  in h5_recv()
563 		processed = h5->rx_func(hu, *ptr);  in h5_recv()
574 static int h5_enqueue(struct hci_uart *hu, struct sk_buff *skb)  in h5_enqueue()  argument
576 	struct h5 *h5 = hu->priv;  in h5_enqueue()
647 static struct sk_buff *h5_prepare_pkt(struct hci_uart *hu, u8 pkt_type,  in h5_prepare_pkt()  argument
650 	struct h5 *h5 = hu->priv;  in h5_prepare_pkt()
689 	       hu->hdev->name, H5_HDR_SEQ(hdr), H5_HDR_ACK(hdr),  in h5_prepare_pkt()
704 static struct sk_buff *h5_dequeue(struct hci_uart *hu)  in h5_dequeue()  argument
706 	struct h5 *h5 = hu->priv;  in h5_dequeue()
720 		return h5_prepare_pkt(hu, HCI_3WIRE_LINK_PKT, wakeup_req, 2);  in h5_dequeue()
725 		nskb = h5_prepare_pkt(hu, hci_skb_pkt_type(skb),  in h5_dequeue()
743 		nskb = h5_prepare_pkt(hu, hci_skb_pkt_type(skb),  in h5_dequeue()
760 		return h5_prepare_pkt(hu, HCI_3WIRE_ACK_PKT, NULL, 0);  in h5_dequeue()
765 static int h5_flush(struct hci_uart *hu)  in h5_flush()  argument
767 	BT_DBG("hu %p", hu);  in h5_flush()
795 	h5->hu = &h5->serdev_hu;  in h5_serdev_probe()
864 	btrtl_dev = btrtl_initialize(h5->hu->hdev, h5->id);  in h5_btrtl_setup()
868 	err = btrtl_get_uart_settings(h5->hu->hdev, btrtl_dev,  in h5_btrtl_setup()
875 	skb = __hci_cmd_sync(h5->hu->hdev, 0xfc17, sizeof(baudrate_data),  in h5_btrtl_setup()
878 		rtl_dev_err(h5->hu->hdev, "set baud rate command failed\n");  in h5_btrtl_setup()
887 	serdev_device_set_baudrate(h5->hu->serdev, controller_baudrate);  in h5_btrtl_setup()
888 	serdev_device_set_flow_control(h5->hu->serdev, flow_control);  in h5_btrtl_setup()
890 	err = btrtl_download_firmware(h5->hu->hdev, btrtl_dev);  in h5_btrtl_setup()
903 	serdev_device_set_flow_control(h5->hu->serdev, false);  in h5_btrtl_open()
904 	serdev_device_set_parity(h5->hu->serdev, SERDEV_PARITY_EVEN);  in h5_btrtl_open()
905 	serdev_device_set_baudrate(h5->hu->serdev, 115200);  in h5_btrtl_open()
927 	serdev_device_set_flow_control(h5->hu->serdev, false);  in h5_btrtl_suspend()
964 	reprobe->dev = get_device(&h5->hu->serdev->dev);  in h5_btrtl_resume()