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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Copyright (c) 2023, Linaro Limited4 */5 6#ifndef __QCOM_ICE_H__7#define __QCOM_ICE_H__8 9#include <linux/types.h>10 11struct qcom_ice;12 13enum qcom_ice_crypto_key_size {14 QCOM_ICE_CRYPTO_KEY_SIZE_INVALID = 0x0,15 QCOM_ICE_CRYPTO_KEY_SIZE_128 = 0x1,16 QCOM_ICE_CRYPTO_KEY_SIZE_192 = 0x2,17 QCOM_ICE_CRYPTO_KEY_SIZE_256 = 0x3,18 QCOM_ICE_CRYPTO_KEY_SIZE_512 = 0x4,19};20 21enum qcom_ice_crypto_alg {22 QCOM_ICE_CRYPTO_ALG_AES_XTS = 0x0,23 QCOM_ICE_CRYPTO_ALG_BITLOCKER_AES_CBC = 0x1,24 QCOM_ICE_CRYPTO_ALG_AES_ECB = 0x2,25 QCOM_ICE_CRYPTO_ALG_ESSIV_AES_CBC = 0x3,26};27 28int qcom_ice_enable(struct qcom_ice *ice);29int qcom_ice_resume(struct qcom_ice *ice);30int qcom_ice_suspend(struct qcom_ice *ice);31int qcom_ice_program_key(struct qcom_ice *ice,32 u8 algorithm_id, u8 key_size,33 const u8 crypto_key[], u8 data_unit_size,34 int slot);35int qcom_ice_evict_key(struct qcom_ice *ice, int slot);36struct qcom_ice *of_qcom_ice_get(struct device *dev);37#endif /* __QCOM_ICE_H__ */38