^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright 2016 Broadcom
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * This file contains SPU message definitions specific to SPU2.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #ifndef _SPU2_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #define _SPU2_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) enum spu2_cipher_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) SPU2_CIPHER_TYPE_NONE = 0x0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) SPU2_CIPHER_TYPE_AES128 = 0x1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) SPU2_CIPHER_TYPE_AES192 = 0x2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) SPU2_CIPHER_TYPE_AES256 = 0x3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) SPU2_CIPHER_TYPE_DES = 0x4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) SPU2_CIPHER_TYPE_3DES = 0x5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) SPU2_CIPHER_TYPE_LAST
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) enum spu2_cipher_mode {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) SPU2_CIPHER_MODE_ECB = 0x0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) SPU2_CIPHER_MODE_CBC = 0x1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) SPU2_CIPHER_MODE_CTR = 0x2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) SPU2_CIPHER_MODE_CFB = 0x3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) SPU2_CIPHER_MODE_OFB = 0x4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) SPU2_CIPHER_MODE_XTS = 0x5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) SPU2_CIPHER_MODE_CCM = 0x6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) SPU2_CIPHER_MODE_GCM = 0x7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) SPU2_CIPHER_MODE_LAST
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) enum spu2_hash_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) SPU2_HASH_TYPE_NONE = 0x0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) SPU2_HASH_TYPE_AES128 = 0x1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) SPU2_HASH_TYPE_AES192 = 0x2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) SPU2_HASH_TYPE_AES256 = 0x3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) SPU2_HASH_TYPE_MD5 = 0x6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) SPU2_HASH_TYPE_SHA1 = 0x7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) SPU2_HASH_TYPE_SHA224 = 0x8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) SPU2_HASH_TYPE_SHA256 = 0x9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) SPU2_HASH_TYPE_SHA384 = 0xa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) SPU2_HASH_TYPE_SHA512 = 0xb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) SPU2_HASH_TYPE_SHA512_224 = 0xc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) SPU2_HASH_TYPE_SHA512_256 = 0xd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) SPU2_HASH_TYPE_SHA3_224 = 0xe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) SPU2_HASH_TYPE_SHA3_256 = 0xf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) SPU2_HASH_TYPE_SHA3_384 = 0x10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) SPU2_HASH_TYPE_SHA3_512 = 0x11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) SPU2_HASH_TYPE_LAST
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) enum spu2_hash_mode {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) SPU2_HASH_MODE_CMAC = 0x0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) SPU2_HASH_MODE_CBC_MAC = 0x1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) SPU2_HASH_MODE_XCBC_MAC = 0x2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) SPU2_HASH_MODE_HMAC = 0x3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) SPU2_HASH_MODE_RABIN = 0x4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) SPU2_HASH_MODE_CCM = 0x5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) SPU2_HASH_MODE_GCM = 0x6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) SPU2_HASH_MODE_RESERVED = 0x7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) SPU2_HASH_MODE_LAST
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) enum spu2_ret_md_opts {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) SPU2_RET_NO_MD = 0, /* return no metadata */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) SPU2_RET_FMD_OMD = 1, /* return both FMD and OMD */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) SPU2_RET_FMD_ONLY = 2, /* return only FMD */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) SPU2_RET_FMD_OMD_IV = 3, /* return FMD and OMD with just IVs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) /* Fixed Metadata format */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) struct SPU2_FMD {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) u64 ctrl0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) u64 ctrl1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) u64 ctrl2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) u64 ctrl3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) #define FMD_SIZE sizeof(struct SPU2_FMD)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) /* Fixed part of request message header length in bytes. Just FMD. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) #define SPU2_REQ_FIXED_LEN FMD_SIZE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) #define SPU2_HEADER_ALLOC_LEN (SPU_REQ_FIXED_LEN + \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) 2 * MAX_KEY_SIZE + 2 * MAX_IV_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) /* FMD ctrl0 field masks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) #define SPU2_CIPH_ENCRYPT_EN 0x1 /* 0: decrypt, 1: encrypt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) #define SPU2_CIPH_TYPE 0xF0 /* one of spu2_cipher_type */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) #define SPU2_CIPH_TYPE_SHIFT 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) #define SPU2_CIPH_MODE 0xF00 /* one of spu2_cipher_mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) #define SPU2_CIPH_MODE_SHIFT 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) #define SPU2_CFB_MASK 0x7000 /* cipher feedback mask */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) #define SPU2_CFB_MASK_SHIFT 12
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) #define SPU2_PROTO_SEL 0xF00000 /* MACsec, IPsec, TLS... */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) #define SPU2_PROTO_SEL_SHIFT 20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) #define SPU2_HASH_FIRST 0x1000000 /* 1: hash input is input pkt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) * data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) #define SPU2_CHK_TAG 0x2000000 /* 1: check digest provided */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) #define SPU2_HASH_TYPE 0x1F0000000 /* one of spu2_hash_type */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) #define SPU2_HASH_TYPE_SHIFT 28
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) #define SPU2_HASH_MODE 0xF000000000 /* one of spu2_hash_mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) #define SPU2_HASH_MODE_SHIFT 36
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) #define SPU2_CIPH_PAD_EN 0x100000000000 /* 1: Add pad to end of payload for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) * enc
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) #define SPU2_CIPH_PAD 0xFF000000000000 /* cipher pad value */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) #define SPU2_CIPH_PAD_SHIFT 48
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) /* FMD ctrl1 field masks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) #define SPU2_TAG_LOC 0x1 /* 1: end of payload, 0: undef */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) #define SPU2_HAS_FR_DATA 0x2 /* 1: msg has frame data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) #define SPU2_HAS_AAD1 0x4 /* 1: msg has AAD1 field */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) #define SPU2_HAS_NAAD 0x8 /* 1: msg has NAAD field */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) #define SPU2_HAS_AAD2 0x10 /* 1: msg has AAD2 field */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) #define SPU2_HAS_ESN 0x20 /* 1: msg has ESN field */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) #define SPU2_HASH_KEY_LEN 0xFF00 /* len of hash key in bytes.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) * HMAC only.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) #define SPU2_HASH_KEY_LEN_SHIFT 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) #define SPU2_CIPH_KEY_LEN 0xFF00000 /* len of cipher key in bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) #define SPU2_CIPH_KEY_LEN_SHIFT 20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) #define SPU2_GENIV 0x10000000 /* 1: hw generates IV */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) #define SPU2_HASH_IV 0x20000000 /* 1: IV incl in hash */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) #define SPU2_RET_IV 0x40000000 /* 1: return IV in output msg
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) * b4 payload
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) #define SPU2_RET_IV_LEN 0xF00000000 /* length in bytes of IV returned.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) * 0 = 16 bytes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) #define SPU2_RET_IV_LEN_SHIFT 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) #define SPU2_IV_OFFSET 0xF000000000 /* gen IV offset */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) #define SPU2_IV_OFFSET_SHIFT 36
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) #define SPU2_IV_LEN 0x1F0000000000 /* length of input IV in bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) #define SPU2_IV_LEN_SHIFT 40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) #define SPU2_HASH_TAG_LEN 0x7F000000000000 /* hash tag length in bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) #define SPU2_HASH_TAG_LEN_SHIFT 48
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) #define SPU2_RETURN_MD 0x300000000000000 /* return metadata */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) #define SPU2_RETURN_MD_SHIFT 56
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) #define SPU2_RETURN_FD 0x400000000000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) #define SPU2_RETURN_AAD1 0x800000000000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) #define SPU2_RETURN_NAAD 0x1000000000000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) #define SPU2_RETURN_AAD2 0x2000000000000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) #define SPU2_RETURN_PAY 0x4000000000000000 /* return payload */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) /* FMD ctrl2 field masks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) #define SPU2_AAD1_OFFSET 0xFFF /* byte offset of AAD1 field */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) #define SPU2_AAD1_LEN 0xFF000 /* length of AAD1 in bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) #define SPU2_AAD1_LEN_SHIFT 12
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) #define SPU2_AAD2_OFFSET 0xFFF00000 /* byte offset of AAD2 field */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) #define SPU2_AAD2_OFFSET_SHIFT 20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) #define SPU2_PL_OFFSET 0xFFFFFFFF00000000 /* payload offset from AAD2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) #define SPU2_PL_OFFSET_SHIFT 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) /* FMD ctrl3 field masks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) #define SPU2_PL_LEN 0xFFFFFFFF /* payload length in bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) #define SPU2_TLS_LEN 0xFFFF00000000 /* TLS encrypt: cipher len
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) * TLS decrypt: compressed len
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) #define SPU2_TLS_LEN_SHIFT 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) * Max value that can be represented in the Payload Length field of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) * ctrl3 word of FMD.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) #define SPU2_MAX_PAYLOAD SPU2_PL_LEN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) /* Error values returned in STATUS field of response messages */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) #define SPU2_INVALID_ICV 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) void spu2_dump_msg_hdr(u8 *buf, unsigned int buf_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) u32 spu2_ctx_max_payload(enum spu_cipher_alg cipher_alg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) enum spu_cipher_mode cipher_mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) unsigned int blocksize);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) u32 spu2_payload_length(u8 *spu_hdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) u16 spu2_response_hdr_len(u16 auth_key_len, u16 enc_key_len, bool is_hash);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) u16 spu2_hash_pad_len(enum hash_alg hash_alg, enum hash_mode hash_mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) u32 chunksize, u16 hash_block_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) u32 spu2_gcm_ccm_pad_len(enum spu_cipher_mode cipher_mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) unsigned int data_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) u32 spu2_assoc_resp_len(enum spu_cipher_mode cipher_mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) unsigned int assoc_len, unsigned int iv_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) bool is_encrypt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) u8 spu2_aead_ivlen(enum spu_cipher_mode cipher_mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) u16 iv_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) enum hash_type spu2_hash_type(u32 src_sent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) u32 spu2_digest_size(u32 alg_digest_size, enum hash_alg alg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) enum hash_type htype);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) u32 spu2_create_request(u8 *spu_hdr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) struct spu_request_opts *req_opts,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) struct spu_cipher_parms *cipher_parms,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) struct spu_hash_parms *hash_parms,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) struct spu_aead_parms *aead_parms,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) unsigned int data_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) u16 spu2_cipher_req_init(u8 *spu_hdr, struct spu_cipher_parms *cipher_parms);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) void spu2_cipher_req_finish(u8 *spu_hdr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) u16 spu_req_hdr_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) unsigned int is_inbound,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) struct spu_cipher_parms *cipher_parms,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) unsigned int data_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) void spu2_request_pad(u8 *pad_start, u32 gcm_padding, u32 hash_pad_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) enum hash_alg auth_alg, enum hash_mode auth_mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) unsigned int total_sent, u32 status_padding);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) u8 spu2_xts_tweak_in_payload(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) u8 spu2_tx_status_len(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) u8 spu2_rx_status_len(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) int spu2_status_process(u8 *statp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) void spu2_ccm_update_iv(unsigned int digestsize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) struct spu_cipher_parms *cipher_parms,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) unsigned int assoclen, unsigned int chunksize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) bool is_encrypt, bool is_esp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) u32 spu2_wordalign_padlen(u32 data_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) #endif
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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