4  * SPDX-License-Identifier: Apache-2.0
14  * Copyright (c) 2015-2016, Linaro Limited
54  * It also can be presented as the separate secure co-processors. It allows system
58  * - tee_get_version() to get current TEE capabilities
59  * - tee_open_session() to open new session to the TA
60  * - tee_close_session() to close session to the TA
61  * - tee_cancel() to cancel session or invoke function
62  * - tee_invoke_func() to invoke function to the TA
63  * - tee_shm_register() to register shared memory region
64  * - tee_shm_unregister() to unregister shared memory region
65  * - tee_shm_alloc() to allocate shared memory region
66  * - tee_shm_free() to free shared memory region
115  * TEEC_ERROR_GENERIC           Non-specific cause.
134  * TEEC_ERROR_SHORT_BUFFER      The supplied buffer is too short for the
141  *  Standard defined error codes.
203   * @brief - Open session argument
361  * @retval -ENOSYS If callback was not implemented
369 	const struct tee_driver_api *api = (const struct tee_driver_api *)dev->api;  in z_impl_tee_get_version()
371 	if (!api->get_version) {  in z_impl_tee_get_version()
372 		return -ENOSYS;  in z_impl_tee_get_version()
375 	return api->get_version(dev, info);  in z_impl_tee_get_version()
389  * @retval -ENOSYS If callback was not implemented
402 	const struct tee_driver_api *api = (const struct tee_driver_api *)dev->api;  in z_impl_tee_open_session()
404 	if (!api->open_session) {  in z_impl_tee_open_session()
405 		return -ENOSYS;  in z_impl_tee_open_session()
408 	return api->open_session(dev, arg, num_param, param, session_id);  in z_impl_tee_open_session()
419  * @retval -ENOSYS If callback was not implemented
427 	const struct tee_driver_api *api = (const struct tee_driver_api *)dev->api;  in z_impl_tee_close_session()
429 	if (!api->close_session) {  in z_impl_tee_close_session()
430 		return -ENOSYS;  in z_impl_tee_close_session()
433 	return api->close_session(dev, session_id);  in z_impl_tee_close_session()
445  * @retval -ENOSYS If callback was not implemented
454 	const struct tee_driver_api *api = (const struct tee_driver_api *)dev->api;  in z_impl_tee_cancel()
456 	if (!api->cancel) {  in z_impl_tee_cancel()
457 		return -ENOSYS;  in z_impl_tee_cancel()
460 	return api->cancel(dev, session_id, cancel_id);  in z_impl_tee_cancel()
473  * @retval -ENOSYS If callback was not implemented
483 	const struct tee_driver_api *api = (const struct tee_driver_api *)dev->api;  in z_impl_tee_invoke_func()
485 	if (!api->invoke_func) {  in z_impl_tee_invoke_func()
486 		return -ENOSYS;  in z_impl_tee_invoke_func()
489 	return api->invoke_func(dev, arg, num_param, param);  in z_impl_tee_invoke_func()
532  * @retval -ENOSYS If callback was not implemented
554  * @retval -ENOSYS If callback was not implemented
575  * @retval -ENOSYS If callback was not implemented
596  * @retval -ENOSYS If callback was not implemented
615  * @retval -ENOSYS If callback was not implemented
625 	const struct tee_driver_api *api = (const struct tee_driver_api *)dev->api;  in z_impl_tee_suppl_recv()
627 	if (!api->suppl_recv) {  in z_impl_tee_suppl_recv()
628 		return -ENOSYS;  in z_impl_tee_suppl_recv()
631 	return api->suppl_recv(dev, func, num_params, param);  in z_impl_tee_suppl_recv()
642  * @retval -ENOSYS If callback was not implemented
653 	const struct tee_driver_api *api = (const struct tee_driver_api *)dev->api;  in z_impl_tee_suppl_send()
655 	if (!api->suppl_send) {  in z_impl_tee_suppl_send()
656 		return -ENOSYS;  in z_impl_tee_suppl_send()
659 	return api->suppl_send(dev, ret, num_params, param);  in z_impl_tee_suppl_send()