288 	struct optee_msg_arg *msg_arg;  in optee_open_session()  local
295 	msg_arg = optee_get_msg_arg(ctx, arg->num_params + 2,  in optee_open_session()
297 	if (IS_ERR(msg_arg))  in optee_open_session()
298 		return PTR_ERR(msg_arg);  in optee_open_session()
300 	msg_arg->cmd = OPTEE_MSG_CMD_OPEN_SESSION;  in optee_open_session()
301 	msg_arg->cancel_id = arg->cancel_id;  in optee_open_session()
307 	msg_arg->params[0].attr = OPTEE_MSG_ATTR_TYPE_VALUE_INPUT |  in optee_open_session()
309 	msg_arg->params[1].attr = OPTEE_MSG_ATTR_TYPE_VALUE_INPUT |  in optee_open_session()
311 	memcpy(&msg_arg->params[0].u.value, arg->uuid, sizeof(arg->uuid));  in optee_open_session()
312 	msg_arg->params[1].u.value.c = arg->clnt_login;  in optee_open_session()
318 	export_uuid(msg_arg->params[1].u.octets, &client_uuid);  in optee_open_session()
320 	rc = optee->ops->to_msg_param(optee, msg_arg->params + 2,  in optee_open_session()
332 		msg_arg->ret = TEEC_ERROR_COMMUNICATION;  in optee_open_session()
333 		msg_arg->ret_origin = TEEC_ORIGIN_COMMS;  in optee_open_session()
336 	if (msg_arg->ret == TEEC_SUCCESS) {  in optee_open_session()
338 		sess->session_id = msg_arg->session;  in optee_open_session()
347 				       msg_arg->params + 2)) {  in optee_open_session()
351 		optee_close_session(ctx, msg_arg->session);  in optee_open_session()
353 		arg->session = msg_arg->session;  in optee_open_session()
354 		arg->ret = msg_arg->ret;  in optee_open_session()
355 		arg->ret_origin = msg_arg->ret_origin;  in optee_open_session()
367 	struct optee_msg_arg *msg_arg;  in optee_close_session_helper()  local
371 	msg_arg = optee_get_msg_arg(ctx, 0, &entry, &shm, &offs);  in optee_close_session_helper()
372 	if (IS_ERR(msg_arg))  in optee_close_session_helper()
373 		return PTR_ERR(msg_arg);  in optee_close_session_helper()
375 	msg_arg->cmd = OPTEE_MSG_CMD_CLOSE_SESSION;  in optee_close_session_helper()
376 	msg_arg->session = session;  in optee_close_session_helper()
408 	struct optee_msg_arg *msg_arg;  in optee_invoke_func()  local
421 	msg_arg = optee_get_msg_arg(ctx, arg->num_params,  in optee_invoke_func()
423 	if (IS_ERR(msg_arg))  in optee_invoke_func()
424 		return PTR_ERR(msg_arg);  in optee_invoke_func()
425 	msg_arg->cmd = OPTEE_MSG_CMD_INVOKE_COMMAND;  in optee_invoke_func()
426 	msg_arg->func = arg->func;  in optee_invoke_func()
427 	msg_arg->session = arg->session;  in optee_invoke_func()
428 	msg_arg->cancel_id = arg->cancel_id;  in optee_invoke_func()
430 	rc = optee->ops->to_msg_param(optee, msg_arg->params, arg->num_params,  in optee_invoke_func()
436 		msg_arg->ret = TEEC_ERROR_COMMUNICATION;  in optee_invoke_func()
437 		msg_arg->ret_origin = TEEC_ORIGIN_COMMS;  in optee_invoke_func()
441 				       msg_arg->params)) {  in optee_invoke_func()
442 		msg_arg->ret = TEEC_ERROR_COMMUNICATION;  in optee_invoke_func()
443 		msg_arg->ret_origin = TEEC_ORIGIN_COMMS;  in optee_invoke_func()
446 	arg->ret = msg_arg->ret;  in optee_invoke_func()
447 	arg->ret_origin = msg_arg->ret_origin;  in optee_invoke_func()
458 	struct optee_msg_arg *msg_arg;  in optee_cancel_req()  local
470 	msg_arg = optee_get_msg_arg(ctx, 0, &entry, &shm, &offs);  in optee_cancel_req()
471 	if (IS_ERR(msg_arg))  in optee_cancel_req()
472 		return PTR_ERR(msg_arg);  in optee_cancel_req()
474 	msg_arg->cmd = OPTEE_MSG_CMD_CANCEL;  in optee_cancel_req()
475 	msg_arg->session = session;  in optee_cancel_req()
476 	msg_arg->cancel_id = cancel_id;  in optee_cancel_req()