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ARK-OS
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qcom
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ice.h

ice.h 1.2 KB
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  1. /* SPDX-License-Identifier: GPL-2.0 */
    2. 

  2. /*
    3. 

  3.  * Copyright (c) 2023, Linaro Limited
    4. 

  4.  */
    5. 

  5. 

  6. #ifndef __QCOM_ICE_H__
    7. 

  7. #define __QCOM_ICE_H__
    8. 

  8. 

  9. #include <linux/blk-crypto.h>
    10. 

  10. #include <linux/types.h>
    11. 

  11. 

  12. struct qcom_ice;
    13. 

  13. 

  14. int qcom_ice_enable(struct qcom_ice *ice);
    15. 

  15. int qcom_ice_resume(struct qcom_ice *ice);
    16. 

  16. int qcom_ice_suspend(struct qcom_ice *ice);
    17. 

  17. int qcom_ice_program_key(struct qcom_ice *ice, unsigned int slot,
    18. 

  18. 			 const struct blk_crypto_key *blk_key);
    19. 

  19. int qcom_ice_evict_key(struct qcom_ice *ice, int slot);
    20. 

  20. enum blk_crypto_key_type qcom_ice_get_supported_key_type(struct qcom_ice *ice);
    21. 

  21. int qcom_ice_derive_sw_secret(struct qcom_ice *ice,
    22. 

  22. 			      const u8 *eph_key, size_t eph_key_size,
    23. 

  23. 			      u8 sw_secret[BLK_CRYPTO_SW_SECRET_SIZE]);
    24. 

  24. int qcom_ice_generate_key(struct qcom_ice *ice,
    25. 

  25. 			  u8 lt_key[BLK_CRYPTO_MAX_HW_WRAPPED_KEY_SIZE]);
    26. 

  26. int qcom_ice_prepare_key(struct qcom_ice *ice,
    27. 

  27. 			 const u8 *lt_key, size_t lt_key_size,
    28. 

  28. 			 u8 eph_key[BLK_CRYPTO_MAX_HW_WRAPPED_KEY_SIZE]);
    29. 

  29. int qcom_ice_import_key(struct qcom_ice *ice,
    30. 

  30. 			const u8 *raw_key, size_t raw_key_size,
    31. 

  31. 			u8 lt_key[BLK_CRYPTO_MAX_HW_WRAPPED_KEY_SIZE]);
    32. 

  32. struct qcom_ice *devm_of_qcom_ice_get(struct device *dev);
    33. 

  33. 

  34. #endif /* __QCOM_ICE_H__ */
    35.