222 	struct whiteheat_command_private *command_info;  in whiteheat_attach()  local
287 	command_info = kmalloc(sizeof(struct whiteheat_command_private),  in whiteheat_attach()
289 	if (!command_info)  in whiteheat_attach()
292 	mutex_init(&command_info->mutex);  in whiteheat_attach()
293 	command_info->port_running = 0;  in whiteheat_attach()
294 	init_waitqueue_head(&command_info->wait_command);  in whiteheat_attach()
295 	usb_set_serial_port_data(command_port, command_info);  in whiteheat_attach()
505 	struct whiteheat_command_private *command_info;  in command_port_read_callback()  local
510 	command_info = usb_get_serial_port_data(command_port);  in command_port_read_callback()
511 	if (!command_info) {  in command_port_read_callback()
522 			command_info->command_finished = WHITEHEAT_CMD_FAILURE;  in command_port_read_callback()
523 		wake_up(&command_info->wait_command);  in command_port_read_callback()
530 		command_info->command_finished = WHITEHEAT_CMD_COMPLETE;  in command_port_read_callback()
531 		wake_up(&command_info->wait_command);  in command_port_read_callback()
533 		command_info->command_finished = WHITEHEAT_CMD_FAILURE;  in command_port_read_callback()
534 		wake_up(&command_info->wait_command);  in command_port_read_callback()
540 		(urb->actual_length - 1 <= sizeof(command_info->result_buffer))) {  in command_port_read_callback()
541 		memcpy(command_info->result_buffer, &data[1],  in command_port_read_callback()
543 		command_info->command_finished = WHITEHEAT_CMD_COMPLETE;  in command_port_read_callback()
544 		wake_up(&command_info->wait_command);  in command_port_read_callback()
563 	struct whiteheat_command_private *command_info;  in firm_send_command()  local
573 	command_info = usb_get_serial_port_data(command_port);  in firm_send_command()
574 	mutex_lock(&command_info->mutex);  in firm_send_command()
575 	command_info->command_finished = false;  in firm_send_command()
588 	t = wait_event_timeout(command_info->wait_command,  in firm_send_command()
589 		(bool)command_info->command_finished, COMMAND_TIMEOUT);  in firm_send_command()
593 	if (command_info->command_finished == false) {  in firm_send_command()
599 	if (command_info->command_finished == WHITEHEAT_CMD_FAILURE) {  in firm_send_command()
605 	if (command_info->command_finished == WHITEHEAT_CMD_COMPLETE) {  in firm_send_command()
610 			memcpy(&info->mcr, command_info->result_buffer,  in firm_send_command()
616 	mutex_unlock(&command_info->mutex);  in firm_send_command()
791 	struct whiteheat_command_private *command_info;  in start_command_port()  local
795 	command_info = usb_get_serial_port_data(command_port);  in start_command_port()
796 	mutex_lock(&command_info->mutex);  in start_command_port()
797 	if (!command_info->port_running) {  in start_command_port()
809 	command_info->port_running++;  in start_command_port()
812 	mutex_unlock(&command_info->mutex);  in start_command_port()
820 	struct whiteheat_command_private *command_info;  in stop_command_port()  local
823 	command_info = usb_get_serial_port_data(command_port);  in stop_command_port()
824 	mutex_lock(&command_info->mutex);  in stop_command_port()
825 	command_info->port_running--;  in stop_command_port()
826 	if (!command_info->port_running)  in stop_command_port()
828 	mutex_unlock(&command_info->mutex);  in stop_command_port()