104 lines
3 KiB
C
104 lines
3 KiB
C
/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _QCOM_INLINE_CRYPTO_ENGINE_H_
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#define _QCOM_INLINE_CRYPTO_ENGINE_H_
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#include <linux/platform_device.h>
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struct request;
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enum ice_cryto_algo_mode {
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ICE_CRYPTO_ALGO_MODE_AES_ECB = 0x0,
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ICE_CRYPTO_ALGO_MODE_AES_XTS = 0x3,
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};
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enum ice_crpto_key_size {
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ICE_CRYPTO_KEY_SIZE_128 = 0x0,
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ICE_CRYPTO_KEY_SIZE_256 = 0x2,
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};
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enum ice_crpto_key_mode {
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ICE_CRYPTO_USE_KEY0_HW_KEY = 0x0,
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ICE_CRYPTO_USE_KEY1_HW_KEY = 0x1,
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ICE_CRYPTO_USE_LUT_SW_KEY0 = 0x2,
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ICE_CRYPTO_USE_LUT_SW_KEY = 0x3
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};
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struct ice_crypto_setting {
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enum ice_crpto_key_size key_size;
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enum ice_cryto_algo_mode algo_mode;
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enum ice_crpto_key_mode key_mode;
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short key_index;
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};
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struct ice_data_setting {
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struct ice_crypto_setting crypto_data;
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bool sw_forced_context_switch;
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bool decr_bypass;
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bool encr_bypass;
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};
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enum ice_error_code {
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ICE_ERROR_UNEXPECTED_ICE_DEVICE,
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ICE_ERROR_PARTITIAL_KEY_LOAD,
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ICE_ERROR_IMPROPER_INITIALIZATION,
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ICE_ERROR_INVALID_ARGUMENTS,
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ICE_ERROR_HW_DISABLE_FUSE_BLOWN,
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ICE_ERROR_ICE_KEY_RESTORE_FAILED,
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ICE_ERROR_ICE_TZ_INIT_FAILED,
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ICE_ERROR_STREAM1_PREMATURE_LBA_CHANGE,
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ICE_ERROR_STREAM2_PREMATURE_LBA_CHANGE,
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ICE_ERROR_STREAM1_UNEXPECTED_LBA,
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ICE_ERROR_STREAM2_UNEXPECTED_LBA,
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ICE_ERROR_STREAM1_NOT_EXPECTED_DUN,
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ICE_ERROR_STREAM2_NOT_EXPECTED_DUN,
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ICE_ERROR_STREAM1_NOT_EXPECTED_DUS,
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ICE_ERROR_STREAM2_NOT_EXPECTED_DUS,
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ICE_ERROR_STREAM1_NOT_EXPECTED_DBO,
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ICE_ERROR_STREAM2_NOT_EXPECTED_DBO,
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ICE_ERROR_STREAM1_NOT_EXPECTED_ENC_SEL,
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ICE_ERROR_STREAM2_NOT_EXPECTED_ENC_SEL,
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ICE_ERROR_STREAM1_NOT_EXPECTED_CONF_IDX,
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ICE_ERROR_STREAM2_NOT_EXPECTED_CONF_IDX,
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ICE_ERROR_STREAM1_NOT_EXPECTED_NEW_TRNS,
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ICE_ERROR_STREAM2_NOT_EXPECTED_NEW_TRNS
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};
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typedef void (*ice_error_cb)(void *, enum ice_error_code);
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struct qcom_ice_variant_ops *qcom_ice_get_variant_ops(struct device_node *node);
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struct platform_device *qcom_ice_get_pdevice(struct device_node *node);
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#ifdef CONFIG_CRYPTO_DEV_QCOM_ICE
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int qcom_ice_setup_ice_hw(const char *, int);
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#else
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static inline int qcom_ice_setup_ice_hw(const char *storage_type, int enable)
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{
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return 0;
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}
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#endif
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struct qcom_ice_variant_ops {
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const char *name;
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int (*init)(struct platform_device *, void *, ice_error_cb);
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int (*reset)(struct platform_device *);
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int (*resume)(struct platform_device *);
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int (*suspend)(struct platform_device *);
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int (*config)(struct platform_device *, struct request* ,
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struct ice_data_setting*);
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int (*status)(struct platform_device *);
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void (*debug)(struct platform_device *);
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};
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#endif /* _QCOM_INLINE_CRYPTO_ENGINE_H_ */
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