216 	struct whiteheat_command_private *command_info;  in whiteheat_attach()  local
281 	command_info = kmalloc_obj(struct whiteheat_command_private);  in whiteheat_attach()
282 	if (!command_info)  in whiteheat_attach()
285 	mutex_init(&command_info->mutex);  in whiteheat_attach()
286 	command_info->port_running = 0;  in whiteheat_attach()
287 	init_waitqueue_head(&command_info->wait_command);  in whiteheat_attach()
288 	usb_set_serial_port_data(command_port, command_info);  in whiteheat_attach()
474 	struct whiteheat_command_private *command_info;  in command_port_read_callback()  local
479 	command_info = usb_get_serial_port_data(command_port);  in command_port_read_callback()
480 	if (!command_info) {  in command_port_read_callback()
491 			command_info->command_finished = WHITEHEAT_CMD_FAILURE;  in command_port_read_callback()
492 		wake_up(&command_info->wait_command);  in command_port_read_callback()
499 		command_info->command_finished = WHITEHEAT_CMD_COMPLETE;  in command_port_read_callback()
500 		wake_up(&command_info->wait_command);  in command_port_read_callback()
502 		command_info->command_finished = WHITEHEAT_CMD_FAILURE;  in command_port_read_callback()
503 		wake_up(&command_info->wait_command);  in command_port_read_callback()
509 		(urb->actual_length - 1 <= sizeof(command_info->result_buffer))) {  in command_port_read_callback()
510 		memcpy(command_info->result_buffer, &data[1],  in command_port_read_callback()
512 		command_info->command_finished = WHITEHEAT_CMD_COMPLETE;  in command_port_read_callback()
513 		wake_up(&command_info->wait_command);  in command_port_read_callback()
532 	struct whiteheat_command_private *command_info;  in firm_send_command()  local
542 	command_info = usb_get_serial_port_data(command_port);  in firm_send_command()
547 	mutex_lock(&command_info->mutex);  in firm_send_command()
548 	command_info->command_finished = false;  in firm_send_command()
561 	t = wait_event_timeout(command_info->wait_command,  in firm_send_command()
562 		(bool)command_info->command_finished, COMMAND_TIMEOUT);  in firm_send_command()
566 	if (command_info->command_finished == false) {  in firm_send_command()
572 	if (command_info->command_finished == WHITEHEAT_CMD_FAILURE) {  in firm_send_command()
578 	if (command_info->command_finished == WHITEHEAT_CMD_COMPLETE) {  in firm_send_command()
583 			info->mcr = command_info->result_buffer[0];  in firm_send_command()
588 	mutex_unlock(&command_info->mutex);  in firm_send_command()
759 	struct whiteheat_command_private *command_info;  in start_command_port()  local
763 	command_info = usb_get_serial_port_data(command_port);  in start_command_port()
764 	mutex_lock(&command_info->mutex);  in start_command_port()
765 	if (!command_info->port_running) {  in start_command_port()
777 	command_info->port_running++;  in start_command_port()
780 	mutex_unlock(&command_info->mutex);  in start_command_port()
788 	struct whiteheat_command_private *command_info;  in stop_command_port()  local
791 	command_info = usb_get_serial_port_data(command_port);  in stop_command_port()
792 	mutex_lock(&command_info->mutex);  in stop_command_port()
793 	command_info->port_running--;  in stop_command_port()
794 	if (!command_info->port_running)  in stop_command_port()
796 	mutex_unlock(&command_info->mutex);  in stop_command_port()