59 	struct hci_uart *hu;  member
71 	struct hci_uart *hu;  member
107 static int intel_wait_booting(struct hci_uart *hu)  in intel_wait_booting()  argument
109 	struct intel_data *intel = hu->priv;  in intel_wait_booting()
117 		bt_dev_err(hu->hdev, "Device boot interrupted");  in intel_wait_booting()
122 		bt_dev_err(hu->hdev, "Device boot timeout");  in intel_wait_booting()
129 static int intel_wait_lpm_transaction(struct hci_uart *hu)  in intel_wait_lpm_transaction()  argument
131 	struct intel_data *intel = hu->priv;  in intel_wait_lpm_transaction()
139 		bt_dev_err(hu->hdev, "LPM transaction interrupted");  in intel_wait_lpm_transaction()
144 		bt_dev_err(hu->hdev, "LPM transaction timeout");  in intel_wait_lpm_transaction()
151 static int intel_lpm_suspend(struct hci_uart *hu)  in intel_lpm_suspend()  argument
154 	struct intel_data *intel = hu->priv;  in intel_lpm_suspend()
164 	bt_dev_dbg(hu->hdev, "Suspending");  in intel_lpm_suspend()
168 		bt_dev_err(hu->hdev, "Failed to alloc memory for LPM packet");  in intel_lpm_suspend()
179 	hci_uart_tx_wakeup(hu);  in intel_lpm_suspend()
181 	intel_wait_lpm_transaction(hu);  in intel_lpm_suspend()
187 		bt_dev_err(hu->hdev, "Device suspend error");  in intel_lpm_suspend()
191 	bt_dev_dbg(hu->hdev, "Suspended");  in intel_lpm_suspend()
193 	hci_uart_set_flow_control(hu, true);  in intel_lpm_suspend()
198 static int intel_lpm_resume(struct hci_uart *hu)  in intel_lpm_resume()  argument
200 	struct intel_data *intel = hu->priv;  in intel_lpm_resume()
207 	bt_dev_dbg(hu->hdev, "Resuming");  in intel_lpm_resume()
209 	hci_uart_set_flow_control(hu, false);  in intel_lpm_resume()
213 		bt_dev_err(hu->hdev, "Failed to alloc memory for LPM packet");  in intel_lpm_resume()
223 	hci_uart_tx_wakeup(hu);  in intel_lpm_resume()
225 	intel_wait_lpm_transaction(hu);  in intel_lpm_resume()
231 		bt_dev_err(hu->hdev, "Device resume error");  in intel_lpm_resume()
235 	bt_dev_dbg(hu->hdev, "Resumed");  in intel_lpm_resume()
240 static int intel_lpm_host_wake(struct hci_uart *hu)  in intel_lpm_host_wake()  argument
243 	struct intel_data *intel = hu->priv;  in intel_lpm_host_wake()
246 	hci_uart_set_flow_control(hu, false);  in intel_lpm_host_wake()
252 		bt_dev_err(hu->hdev, "Failed to alloc memory for LPM packet");  in intel_lpm_host_wake()
261 	hci_uart_tx_wakeup(hu);  in intel_lpm_host_wake()
263 	bt_dev_dbg(hu->hdev, "Resumed by controller");  in intel_lpm_host_wake()
275 	if (idev->hu)  in intel_irq()
276 		intel_lpm_host_wake(idev->hu);  in intel_irq()
286 static int intel_set_power(struct hci_uart *hu, bool powered)  in intel_set_power()  argument
291 	if (!hu->tty->dev)  in intel_set_power()
300 		if (hu->tty->dev->parent != idev->pdev->dev.parent)  in intel_set_power()
309 			hu, dev_name(&idev->pdev->dev), powered);  in intel_set_power()
319 		idev->hu = powered ? hu : NULL;  in intel_set_power()
333 				       hu, idev->irq);  in intel_set_power()
363 	if (!intel->hu->tty->dev)  in intel_busy_work()
369 		if (intel->hu->tty->dev->parent == idev->pdev->dev.parent) {  in intel_busy_work()
378 static int intel_open(struct hci_uart *hu)  in intel_open()  argument
382 	BT_DBG("hu %p", hu);  in intel_open()
384 	if (!hci_uart_has_flow_control(hu))  in intel_open()
394 	intel->hu = hu;  in intel_open()
396 	hu->priv = intel;  in intel_open()
398 	if (!intel_set_power(hu, true))  in intel_open()
404 static int intel_close(struct hci_uart *hu)  in intel_close()  argument
406 	struct intel_data *intel = hu->priv;  in intel_close()
408 	BT_DBG("hu %p", hu);  in intel_close()
412 	intel_set_power(hu, false);  in intel_close()
418 	hu->priv = NULL;  in intel_close()
422 static int intel_flush(struct hci_uart *hu)  in intel_flush()  argument
424 	struct intel_data *intel = hu->priv;  in intel_flush()
426 	BT_DBG("hu %p", hu);  in intel_flush()
458 static int intel_set_baudrate(struct hci_uart *hu, unsigned int speed)  in intel_set_baudrate()  argument
460 	struct intel_data *intel = hu->priv;  in intel_set_baudrate()
461 	struct hci_dev *hdev = hu->hdev;  in intel_set_baudrate()
469 	err = intel_wait_booting(hu);  in intel_set_baudrate()
505 	hci_uart_set_flow_control(hu, true);  in intel_set_baudrate()
508 	hci_uart_tx_wakeup(hu);  in intel_set_baudrate()
513 	hci_uart_set_baudrate(hu, speed);  in intel_set_baudrate()
514 	hci_uart_set_flow_control(hu, false);  in intel_set_baudrate()
519 static int intel_setup(struct hci_uart *hu)  in intel_setup()  argument
521 	struct intel_data *intel = hu->priv;  in intel_setup()
522 	struct hci_dev *hdev = hu->hdev;  in intel_setup()
538 	hu->hdev->set_diag = btintel_set_diag;  in intel_setup()
539 	hu->hdev->set_bdaddr = btintel_set_bdaddr;  in intel_setup()
549 	if (hu->init_speed)  in intel_setup()
550 		init_speed = hu->init_speed;  in intel_setup()
552 		init_speed = hu->proto->init_speed;  in intel_setup()
554 	if (hu->oper_speed)  in intel_setup()
555 		oper_speed = hu->oper_speed;  in intel_setup()
557 		oper_speed = hu->proto->oper_speed;  in intel_setup()
563 	err = intel_wait_booting(hu);  in intel_setup()
791 		err = intel_set_baudrate(hu, init_speed);  in intel_setup()
813 	err = intel_wait_booting(hu);  in intel_setup()
830 		if (!hu->tty->dev)  in intel_setup()
832 		if (hu->tty->dev->parent == idev->pdev->dev.parent) {  in intel_setup()
851 		err = intel_set_baudrate(hu, oper_speed);  in intel_setup()
865 	struct hci_uart *hu = hci_get_drvdata(hdev);  in intel_recv_event()  local
866 	struct intel_data *intel = hu->priv;  in intel_recv_event()
903 	struct hci_uart *hu = hci_get_drvdata(hdev);  in intel_recv_lpm_notify()  local
904 	struct intel_data *intel = hu->priv;  in intel_recv_lpm_notify()
919 	struct hci_uart *hu = hci_get_drvdata(hdev);  in intel_recv_lpm()  local
920 	struct intel_data *intel = hu->priv;  in intel_recv_lpm()
925 			bt_dev_err(hu->hdev, "Invalid LPM notification packet");  in intel_recv_lpm()
964 static int intel_recv(struct hci_uart *hu, const void *data, int count)  in intel_recv()  argument
966 	struct intel_data *intel = hu->priv;  in intel_recv()
968 	if (!test_bit(HCI_UART_REGISTERED, &hu->flags))  in intel_recv()
971 	intel->rx_skb = h4_recv_buf(hu, intel->rx_skb, data, count,  in intel_recv()
977 		bt_dev_err(hu->hdev, "Frame reassembly failed (%d)", err);  in intel_recv()
985 static int intel_enqueue(struct hci_uart *hu, struct sk_buff *skb)  in intel_enqueue()  argument
987 	struct intel_data *intel = hu->priv;  in intel_enqueue()
990 	BT_DBG("hu %p skb %p", hu, skb);  in intel_enqueue()
992 	if (!hu->tty->dev)  in intel_enqueue()
1000 		if (hu->tty->dev->parent == idev->pdev->dev.parent) {  in intel_enqueue()
1013 static struct sk_buff *intel_dequeue(struct hci_uart *hu)  in intel_dequeue()  argument
1015 	struct intel_data *intel = hu->priv;  in intel_dequeue()
1033 			inject_cmd_complete(hu->hdev, opcode);  in intel_dequeue()
1072 	if (idev->hu)  in intel_suspend_device()
1073 		intel_lpm_suspend(idev->hu);  in intel_suspend_device()
1084 	if (idev->hu)  in intel_resume_device()
1085 		intel_lpm_resume(idev->hu);  in intel_resume_device()