ice.h 1.0 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /*
  3. * Copyright (c) 2023, Linaro Limited
  4. */
  5. #ifndef __QCOM_ICE_H__
  6. #define __QCOM_ICE_H__
  7. #include <linux/types.h>
  8. struct qcom_ice;
  9. enum qcom_ice_crypto_key_size {
  10. QCOM_ICE_CRYPTO_KEY_SIZE_INVALID = 0x0,
  11. QCOM_ICE_CRYPTO_KEY_SIZE_128 = 0x1,
  12. QCOM_ICE_CRYPTO_KEY_SIZE_192 = 0x2,
  13. QCOM_ICE_CRYPTO_KEY_SIZE_256 = 0x3,
  14. QCOM_ICE_CRYPTO_KEY_SIZE_512 = 0x4,
  15. };
  16. enum qcom_ice_crypto_alg {
  17. QCOM_ICE_CRYPTO_ALG_AES_XTS = 0x0,
  18. QCOM_ICE_CRYPTO_ALG_BITLOCKER_AES_CBC = 0x1,
  19. QCOM_ICE_CRYPTO_ALG_AES_ECB = 0x2,
  20. QCOM_ICE_CRYPTO_ALG_ESSIV_AES_CBC = 0x3,
  21. };
  22. int qcom_ice_enable(struct qcom_ice *ice);
  23. int qcom_ice_resume(struct qcom_ice *ice);
  24. int qcom_ice_suspend(struct qcom_ice *ice);
  25. int qcom_ice_program_key(struct qcom_ice *ice,
  26. u8 algorithm_id, u8 key_size,
  27. const u8 crypto_key[], u8 data_unit_size,
  28. int slot);
  29. int qcom_ice_evict_key(struct qcom_ice *ice, int slot);
  30. struct qcom_ice *of_qcom_ice_get(struct device *dev);
  31. struct qcom_ice *devm_of_qcom_ice_get(struct device *dev);
  32. #endif /* __QCOM_ICE_H__ */