218 	struct whiteheat_command_private *command_info;  in whiteheat_attach()  local
283 	command_info = kmalloc(sizeof(struct whiteheat_command_private),  in whiteheat_attach()
285 	if (!command_info)  in whiteheat_attach()
288 	mutex_init(&command_info->mutex);  in whiteheat_attach()
289 	command_info->port_running = 0;  in whiteheat_attach()
290 	init_waitqueue_head(&command_info->wait_command);  in whiteheat_attach()
291 	usb_set_serial_port_data(command_port, command_info);  in whiteheat_attach()
477 	struct whiteheat_command_private *command_info;  in command_port_read_callback()  local
482 	command_info = usb_get_serial_port_data(command_port);  in command_port_read_callback()
483 	if (!command_info) {  in command_port_read_callback()
494 			command_info->command_finished = WHITEHEAT_CMD_FAILURE;  in command_port_read_callback()
495 		wake_up(&command_info->wait_command);  in command_port_read_callback()
502 		command_info->command_finished = WHITEHEAT_CMD_COMPLETE;  in command_port_read_callback()
503 		wake_up(&command_info->wait_command);  in command_port_read_callback()
505 		command_info->command_finished = WHITEHEAT_CMD_FAILURE;  in command_port_read_callback()
506 		wake_up(&command_info->wait_command);  in command_port_read_callback()
512 		(urb->actual_length - 1 <= sizeof(command_info->result_buffer))) {  in command_port_read_callback()
513 		memcpy(command_info->result_buffer, &data[1],  in command_port_read_callback()
515 		command_info->command_finished = WHITEHEAT_CMD_COMPLETE;  in command_port_read_callback()
516 		wake_up(&command_info->wait_command);  in command_port_read_callback()
535 	struct whiteheat_command_private *command_info;  in firm_send_command()  local
545 	command_info = usb_get_serial_port_data(command_port);  in firm_send_command()
550 	mutex_lock(&command_info->mutex);  in firm_send_command()
551 	command_info->command_finished = false;  in firm_send_command()
564 	t = wait_event_timeout(command_info->wait_command,  in firm_send_command()
565 		(bool)command_info->command_finished, COMMAND_TIMEOUT);  in firm_send_command()
569 	if (command_info->command_finished == false) {  in firm_send_command()
575 	if (command_info->command_finished == WHITEHEAT_CMD_FAILURE) {  in firm_send_command()
581 	if (command_info->command_finished == WHITEHEAT_CMD_COMPLETE) {  in firm_send_command()
586 			info->mcr = command_info->result_buffer[0];  in firm_send_command()
591 	mutex_unlock(&command_info->mutex);  in firm_send_command()
762 	struct whiteheat_command_private *command_info;  in start_command_port()  local
766 	command_info = usb_get_serial_port_data(command_port);  in start_command_port()
767 	mutex_lock(&command_info->mutex);  in start_command_port()
768 	if (!command_info->port_running) {  in start_command_port()
780 	command_info->port_running++;  in start_command_port()
783 	mutex_unlock(&command_info->mutex);  in start_command_port()
791 	struct whiteheat_command_private *command_info;  in stop_command_port()  local
794 	command_info = usb_get_serial_port_data(command_port);  in stop_command_port()
795 	mutex_lock(&command_info->mutex);  in stop_command_port()
796 	command_info->port_running--;  in stop_command_port()
797 	if (!command_info->port_running)  in stop_command_port()
799 	mutex_unlock(&command_info->mutex);  in stop_command_port()