drivers/nvmem/stm32-bsec-optee-ta.h

1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3  * OP-TEE STM32MP BSEC PTA interface, used by STM32 ROMEM driver
5  * Copyright (C) 2022, STMicroelectronics - All Rights Reserved
10  * stm32_bsec_optee_ta_open() - initialize the STM32 BSEC TA
11  * @ctx: the OP-TEE context on success
14  *	On success, 0. On failure, -errno.
19  * stm32_bsec_optee_ta_close() - release the STM32 BSEC TA
20  * @ctx: the OP-TEE context
22  * This function used to clean the OP-TEE resources initialized in
29  * stm32_bsec_optee_ta_read() - nvmem read access using TA client driver
30  * @ctx: the OP-TEE context provided by stm32_bsec_optee_ta_open
36  *	On success, 0. On failure, -errno.
42  * stm32_bsec_optee_ta_write() - nvmem write access using TA client driver
43  * @ctx: the OP-TEE context provided by stm32_bsec_optee_ta_open
50  *	On success, 0. On failure, -errno.
59 	return -EOPNOTSUPP;  in stm32_bsec_optee_ta_open()
70 	return -EOPNOTSUPP;  in stm32_bsec_optee_ta_read()
78 	return -EOPNOTSUPP;  in stm32_bsec_optee_ta_write()