| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright (c) 2023, Linaro Limited |
| */ |
| |
| #ifndef __QCOM_ICE_H__ |
| #define __QCOM_ICE_H__ |
| |
| #include <linux/blk-crypto.h> |
| #include <linux/types.h> |
| |
| struct qcom_ice; |
| |
| int qcom_ice_enable(struct qcom_ice *ice); |
| int qcom_ice_resume(struct qcom_ice *ice); |
| int qcom_ice_suspend(struct qcom_ice *ice); |
| int qcom_ice_program_key(struct qcom_ice *ice, unsigned int slot, |
| const struct blk_crypto_key *blk_key); |
| int qcom_ice_evict_key(struct qcom_ice *ice, int slot); |
| enum blk_crypto_key_type qcom_ice_get_supported_key_type(struct qcom_ice *ice); |
| int qcom_ice_derive_sw_secret(struct qcom_ice *ice, |
| const u8 *eph_key, size_t eph_key_size, |
| u8 sw_secret[BLK_CRYPTO_SW_SECRET_SIZE]); |
| int qcom_ice_generate_key(struct qcom_ice *ice, |
| u8 lt_key[BLK_CRYPTO_MAX_HW_WRAPPED_KEY_SIZE]); |
| int qcom_ice_prepare_key(struct qcom_ice *ice, |
| const u8 *lt_key, size_t lt_key_size, |
| u8 eph_key[BLK_CRYPTO_MAX_HW_WRAPPED_KEY_SIZE]); |
| int qcom_ice_import_key(struct qcom_ice *ice, |
| const u8 *raw_key, size_t raw_key_size, |
| u8 lt_key[BLK_CRYPTO_MAX_HW_WRAPPED_KEY_SIZE]); |
| struct qcom_ice *devm_of_qcom_ice_get(struct device *dev); |
| |
| #endif /* __QCOM_ICE_H__ */ |
