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Diffstat (limited to 'include/crypto/ice.h')
-rw-r--r-- | include/crypto/ice.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/include/crypto/ice.h b/include/crypto/ice.h new file mode 100644 index 000000000000..ef4be0e5fe36 --- /dev/null +++ b/include/crypto/ice.h @@ -0,0 +1,79 @@ +/* Copyright (c) 2014-2016, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _QCOM_INLINE_CRYPTO_ENGINE_H_ +#define _QCOM_INLINE_CRYPTO_ENGINE_H_ + +#include <linux/platform_device.h> + +struct request; + +enum ice_cryto_algo_mode { + ICE_CRYPTO_ALGO_MODE_AES_ECB = 0x0, + ICE_CRYPTO_ALGO_MODE_AES_XTS = 0x3, +}; + +enum ice_crpto_key_size { + ICE_CRYPTO_KEY_SIZE_128 = 0x0, + ICE_CRYPTO_KEY_SIZE_256 = 0x2, +}; + +enum ice_crpto_key_mode { + ICE_CRYPTO_USE_KEY0_HW_KEY = 0x0, + ICE_CRYPTO_USE_KEY1_HW_KEY = 0x1, + ICE_CRYPTO_USE_LUT_SW_KEY0 = 0x2, + ICE_CRYPTO_USE_LUT_SW_KEY = 0x3 +}; + +struct ice_crypto_setting { + enum ice_crpto_key_size key_size; + enum ice_cryto_algo_mode algo_mode; + enum ice_crpto_key_mode key_mode; + short key_index; + +}; + +struct ice_data_setting { + struct ice_crypto_setting crypto_data; + bool sw_forced_context_switch; + bool decr_bypass; + bool encr_bypass; +}; + +typedef void (*ice_error_cb)(void *, u32 error); + +struct qcom_ice_variant_ops *qcom_ice_get_variant_ops(struct device_node *node); +struct platform_device *qcom_ice_get_pdevice(struct device_node *node); + +#ifdef CONFIG_CRYPTO_DEV_QCOM_ICE +int qcom_ice_setup_ice_hw(const char *, int); +#else +static inline int qcom_ice_setup_ice_hw(const char *storage_type, int enable) +{ + return 0; +} +#endif + +struct qcom_ice_variant_ops { + const char *name; + int (*init)(struct platform_device *, void *, ice_error_cb); + int (*reset)(struct platform_device *); + int (*resume)(struct platform_device *); + int (*suspend)(struct platform_device *); + int (*config_start)(struct platform_device *, struct request *, + struct ice_data_setting *, bool); + int (*config_end)(struct request *); + int (*status)(struct platform_device *); + void (*debug)(struct platform_device *); +}; + +#endif /* _QCOM_INLINE_CRYPTO_ENGINE_H_ */ |