128 static int ti_command_out_sync(struct ti_device *tdev, __u8 command,
130 static int ti_command_in_sync(struct ti_device *tdev, __u8 command,
133 static int ti_write_byte(struct usb_serial_port *port, struct ti_device *tdev,
136 static int ti_download_firmware(struct ti_device *tdev);
293 	struct ti_device *tdev;  in ti_startup()  local
304 	tdev = kzalloc(sizeof(struct ti_device), GFP_KERNEL);  in ti_startup()
305 	if (!tdev)  in ti_startup()
308 	mutex_init(&tdev->td_open_close_lock);  in ti_startup()
309 	tdev->td_serial = serial;  in ti_startup()
310 	usb_set_serial_data(serial, tdev);  in ti_startup()
314 		tdev->td_is_3410 = 1;  in ti_startup()
316 		tdev->td_is_3410 ? "3410" : "5052");  in ti_startup()
320 		status = ti_download_firmware(tdev);  in ti_startup()
326 		if (tdev->td_is_3410) {  in ti_startup()
345 	kfree(tdev);  in ti_startup()
353 	struct ti_device *tdev = usb_get_serial_data(serial);  in ti_release()  local
355 	kfree(tdev);  in ti_release()
396 	struct ti_device *tdev;  in ti_open()  local
409 	tdev = tport->tp_tdev;  in ti_open()
412 	if (mutex_lock_interruptible(&tdev->td_open_close_lock))  in ti_open()
421 	if (tdev->td_open_port_count == 0) {  in ti_open()
423 		urb = tdev->td_serial->port[0]->interrupt_in_urb;  in ti_open()
429 		urb->context = tdev;  in ti_open()
441 	status = ti_command_out_sync(tdev, TI_OPEN_PORT,  in ti_open()
450 	status = ti_command_out_sync(tdev, TI_START_PORT,  in ti_open()
459 	status = ti_command_out_sync(tdev, TI_PURGE_PORT,  in ti_open()
466 	status = ti_command_out_sync(tdev, TI_PURGE_PORT,  in ti_open()
483 	status = ti_command_out_sync(tdev, TI_OPEN_PORT,  in ti_open()
492 	status = ti_command_out_sync(tdev, TI_START_PORT,  in ti_open()
518 	++tdev->td_open_port_count;  in ti_open()
523 	if (tdev->td_open_port_count == 0)  in ti_open()
526 	mutex_unlock(&tdev->td_open_close_lock);  in ti_open()
534 	struct ti_device *tdev;  in ti_close()  local
541 	tdev = usb_get_serial_data(port->serial);  in ti_close()
543 	if (tdev == NULL || tport == NULL)  in ti_close()
558 	status = ti_command_out_sync(tdev, TI_CLOSE_PORT,  in ti_close()
566 	do_unlock = !mutex_lock_interruptible(&tdev->td_open_close_lock);  in ti_close()
574 		mutex_unlock(&tdev->td_open_close_lock);  in ti_close()
923 	struct ti_device *tdev = urb->context;  in ti_interrupt_callback()  local
925 	struct usb_serial *serial = tdev->td_serial;  in ti_interrupt_callback()
943 		tdev->td_urb_error = 1;  in ti_interrupt_callback()
947 		tdev->td_urb_error = 1;  in ti_interrupt_callback()
1187 	struct ti_device *tdev = tport->tp_tdev;  in ti_get_lsr()  local
1197 	status = ti_command_in_sync(tdev, TI_GET_PORT_STATUS,  in ti_get_lsr()
1338 static int ti_command_out_sync(struct ti_device *tdev, __u8 command,  in ti_command_out_sync()  argument
1343 	status = usb_control_msg(tdev->td_serial->dev,  in ti_command_out_sync()
1344 		usb_sndctrlpipe(tdev->td_serial->dev, 0), command,  in ti_command_out_sync()
1358 static int ti_command_in_sync(struct ti_device *tdev, __u8 command,  in ti_command_in_sync()  argument
1363 	status = usb_control_msg(tdev->td_serial->dev,  in ti_command_in_sync()
1364 		usb_rcvctrlpipe(tdev->td_serial->dev, 0), command,  in ti_command_in_sync()
1379 			struct ti_device *tdev, unsigned long addr,  in ti_write_byte()  argument
1402 	status = ti_command_out_sync(tdev, TI_WRITE_DATA, TI_RAM_PORT, 0,  in ti_write_byte()
1442 static int ti_download_firmware(struct ti_device *tdev)  in ti_download_firmware()  argument
1447 	struct usb_device *dev = tdev->td_serial->dev;  in ti_download_firmware()
1449 		tdev->td_serial->port[0]->bulk_out_endpointAddress);  in ti_download_firmware()
1483 			if (tdev->td_is_3410)  in ti_download_firmware()