112 	struct hci_uart		*hu;  member
133 static inline void host_set_baudrate(struct hci_uart *hu, unsigned int speed)  in host_set_baudrate()  argument
135 	if (hu->serdev)  in host_set_baudrate()
136 		serdev_device_set_baudrate(hu->serdev, speed);  in host_set_baudrate()
138 		hci_uart_set_baudrate(hu, speed);  in host_set_baudrate()
141 static int bcm_set_baudrate(struct hci_uart *hu, unsigned int speed)  in bcm_set_baudrate()  argument
143 	struct hci_dev *hdev = hu->hdev;  in bcm_set_baudrate()
197 	if (device && device->hu && device->hu->serdev)  in bcm_device_exists()
352 static int bcm_setup_sleep(struct hci_uart *hu)  in bcm_setup_sleep()  argument
354 	struct bcm_data *bcm = hu->priv;  in bcm_setup_sleep()
360 	skb = __hci_cmd_sync(hu->hdev, 0xfc27, sizeof(sleep_params),  in bcm_setup_sleep()
364 		bt_dev_err(hu->hdev, "Sleep VSC failed (%d)", err);  in bcm_setup_sleep()
369 	bt_dev_dbg(hu->hdev, "Set Sleep Parameters VSC succeeded");  in bcm_setup_sleep()
375 static inline int bcm_setup_sleep(struct hci_uart *hu) { return 0; }  in bcm_setup_sleep()  argument
380 	struct hci_uart *hu = hci_get_drvdata(hdev);  in bcm_set_diag()  local
381 	struct bcm_data *bcm = hu->priv;  in bcm_set_diag()
396 	hci_uart_tx_wakeup(hu);  in bcm_set_diag()
401 static int bcm_open(struct hci_uart *hu)  in bcm_open()  argument
407 	bt_dev_dbg(hu->hdev, "hu %p", hu);  in bcm_open()
409 	if (!hci_uart_has_flow_control(hu))  in bcm_open()
418 	hu->priv = bcm;  in bcm_open()
422 	if (hu->serdev) {  in bcm_open()
423 		bcm->dev = serdev_device_get_drvdata(hu->serdev);  in bcm_open()
427 	if (!hu->tty->dev)  in bcm_open()
437 		if (hu->tty->dev->parent == dev->dev->parent) {  in bcm_open()
440 			dev->hu = hu;  in bcm_open()
448 		hu->init_speed = bcm->dev->init_speed;  in bcm_open()
449 		hu->oper_speed = bcm->dev->oper_speed;  in bcm_open()
460 	if (!hu->serdev)  in bcm_open()
461 		bcm->dev->hu = NULL;  in bcm_open()
464 	hu->priv = NULL;  in bcm_open()
469 static int bcm_close(struct hci_uart *hu)  in bcm_close()  argument
471 	struct bcm_data *bcm = hu->priv;  in bcm_close()
475 	bt_dev_dbg(hu->hdev, "hu %p", hu);  in bcm_close()
480 	if (hu->serdev) {  in bcm_close()
481 		bdev = serdev_device_get_drvdata(hu->serdev);  in bcm_close()
485 		bdev->hu = NULL;  in bcm_close()
498 			bt_dev_err(hu->hdev, "Failed to power down");  in bcm_close()
508 	hu->priv = NULL;  in bcm_close()
512 static int bcm_flush(struct hci_uart *hu)  in bcm_flush()  argument
514 	struct bcm_data *bcm = hu->priv;  in bcm_flush()
516 	bt_dev_dbg(hu->hdev, "hu %p", hu);  in bcm_flush()
523 static int bcm_setup(struct hci_uart *hu)  in bcm_setup()  argument
525 	struct bcm_data *bcm = hu->priv;  in bcm_setup()
531 	bt_dev_dbg(hu->hdev, "hu %p", hu);  in bcm_setup()
533 	hu->hdev->set_diag = bcm_set_diag;  in bcm_setup()
534 	hu->hdev->set_bdaddr = btbcm_set_bdaddr;  in bcm_setup()
536 	err = btbcm_initialize(hu->hdev, fw_name, sizeof(fw_name), false);  in bcm_setup()
540 	err = request_firmware(&fw, fw_name, &hu->hdev->dev);  in bcm_setup()
542 		bt_dev_info(hu->hdev, "BCM: Patch %s not found", fw_name);  in bcm_setup()
546 	err = btbcm_patchram(hu->hdev, fw);  in bcm_setup()
548 		bt_dev_info(hu->hdev, "BCM: Patch failed (%d)", err);  in bcm_setup()
553 	if (hu->init_speed)  in bcm_setup()
554 		speed = hu->init_speed;  in bcm_setup()
555 	else if (hu->proto->init_speed)  in bcm_setup()
556 		speed = hu->proto->init_speed;  in bcm_setup()
561 		host_set_baudrate(hu, speed);  in bcm_setup()
564 	if (hu->oper_speed)  in bcm_setup()
565 		speed = hu->oper_speed;  in bcm_setup()
566 	else if (hu->proto->oper_speed)  in bcm_setup()
567 		speed = hu->proto->oper_speed;  in bcm_setup()
572 		err = bcm_set_baudrate(hu, speed);  in bcm_setup()
574 			host_set_baudrate(hu, speed);  in bcm_setup()
580 	err = btbcm_finalize(hu->hdev);  in bcm_setup()
585 		err = bcm_setup_sleep(hu);  in bcm_setup()
628 static int bcm_recv(struct hci_uart *hu, const void *data, int count)  in bcm_recv()  argument
630 	struct bcm_data *bcm = hu->priv;  in bcm_recv()
632 	if (!test_bit(HCI_UART_REGISTERED, &hu->flags))  in bcm_recv()
635 	bcm->rx_skb = h4_recv_buf(hu->hdev, bcm->rx_skb, data, count,  in bcm_recv()
639 		bt_dev_err(hu->hdev, "Frame reassembly failed (%d)", err);  in bcm_recv()
656 static int bcm_enqueue(struct hci_uart *hu, struct sk_buff *skb)  in bcm_enqueue()  argument
658 	struct bcm_data *bcm = hu->priv;  in bcm_enqueue()
660 	bt_dev_dbg(hu->hdev, "hu %p skb %p", hu, skb);  in bcm_enqueue()
669 static struct sk_buff *bcm_dequeue(struct hci_uart *hu)  in bcm_dequeue()  argument
671 	struct bcm_data *bcm = hu->priv;  in bcm_dequeue()
703 	if (!bdev->is_suspended && bdev->hu) {  in bcm_suspend_device()
704 		hci_uart_set_flow_control(bdev->hu, true);  in bcm_suspend_device()
713 		if (bdev->is_suspended && bdev->hu) {  in bcm_suspend_device()
715 			hci_uart_set_flow_control(bdev->hu, false);  in bcm_suspend_device()
743 	if (bdev->is_suspended && bdev->hu) {  in bcm_resume_device()
746 		hci_uart_set_flow_control(bdev->hu, false);  in bcm_resume_device()
770 	if (!bdev->hu)  in bcm_suspend()
804 	if (!bdev->hu)  in bcm_resume()
1383 	bcmdev->hu = &bcmdev->serdev_hu;  in bcm_serdev_probe()