From a4e4a71cb13b5ad1572f86343b520976d5c9d127 Mon Sep 17 00:00:00 2001 From: Hemant Agrawal Date: Wed, 6 Nov 2019 10:47:22 +0530 Subject: [PATCH] crypto/dpaa2_sec: support null cipher and null auth These are supported when using protocol offload mode or in chain mode. Signed-off-by: Hemant Agrawal Acked-by: Akhil Goyal --- drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c | 22 +++++++---- drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h | 41 +++++++++++++++++++++ 2 files changed, 56 insertions(+), 7 deletions(-) diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c index 7d51112c5e..dd80e6dc5d 100644 --- a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c +++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause * * Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved. - * Copyright 2016-2018 NXP + * Copyright 2016-2019 NXP * */ @@ -1834,6 +1834,7 @@ dpaa2_sec_cipher_init(struct rte_cryptodev *dev, flc = &priv->flc_desc[0].flc; + session->ctxt_type = DPAA2_SEC_CIPHER; session->cipher_key.data = rte_zmalloc(NULL, xform->cipher.key.length, RTE_CACHE_LINE_SIZE); if (session->cipher_key.data == NULL) { @@ -1970,6 +1971,7 @@ dpaa2_sec_auth_init(struct rte_cryptodev *dev, priv->fle_pool = dev_priv->fle_pool; flc = &priv->flc_desc[DESC_INITFINAL].flc; + session->ctxt_type = DPAA2_SEC_AUTH; session->auth_key.data = rte_zmalloc(NULL, xform->auth.key.length, RTE_CACHE_LINE_SIZE); if (session->auth_key.data == NULL) { @@ -2478,27 +2480,33 @@ dpaa2_sec_set_session_parameters(struct rte_cryptodev *dev, /* Cipher Only */ if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && xform->next == NULL) { - session->ctxt_type = DPAA2_SEC_CIPHER; ret = dpaa2_sec_cipher_init(dev, xform, session); /* Authentication Only */ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH && xform->next == NULL) { - session->ctxt_type = DPAA2_SEC_AUTH; ret = dpaa2_sec_auth_init(dev, xform, session); /* Cipher then Authenticate */ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) { session->ext_params.aead_ctxt.auth_cipher_text = true; - ret = dpaa2_sec_aead_chain_init(dev, xform, session); - + if (xform->cipher.algo == RTE_CRYPTO_CIPHER_NULL) + ret = dpaa2_sec_auth_init(dev, xform, session); + else if (xform->next->auth.algo == RTE_CRYPTO_AUTH_NULL) + ret = dpaa2_sec_cipher_init(dev, xform, session); + else + ret = dpaa2_sec_aead_chain_init(dev, xform, session); /* Authenticate then Cipher */ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH && xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER) { session->ext_params.aead_ctxt.auth_cipher_text = false; - ret = dpaa2_sec_aead_chain_init(dev, xform, session); - + if (xform->auth.algo == RTE_CRYPTO_AUTH_NULL) + ret = dpaa2_sec_cipher_init(dev, xform, session); + else if (xform->next->cipher.algo == RTE_CRYPTO_CIPHER_NULL) + ret = dpaa2_sec_auth_init(dev, xform, session); + else + ret = dpaa2_sec_aead_chain_init(dev, xform, session); /* AEAD operation for AES-GCM kind of Algorithms */ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD && xform->next == NULL) { diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h b/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h index 6625594229..c10fbf8dd2 100644 --- a/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h +++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h @@ -200,6 +200,27 @@ typedef struct dpaa2_sec_session_entry { } dpaa2_sec_session; static const struct rte_cryptodev_capabilities dpaa2_sec_capabilities[] = { + { /* NULL (AUTH) */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH, + {.auth = { + .algo = RTE_CRYPTO_AUTH_NULL, + .block_size = 1, + .key_size = { + .min = 0, + .max = 0, + .increment = 0 + }, + .digest_size = { + .min = 0, + .max = 0, + .increment = 0 + }, + .iv_size = { 0 } + }, }, + }, }, + }, { /* MD5 HMAC */ .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, {.sym = { @@ -356,6 +377,26 @@ static const struct rte_cryptodev_capabilities dpaa2_sec_capabilities[] = { }, } }, } }, + { /* NULL (CIPHER) */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER, + {.cipher = { + .algo = RTE_CRYPTO_CIPHER_NULL, + .block_size = 1, + .key_size = { + .min = 0, + .max = 0, + .increment = 0 + }, + .iv_size = { + .min = 0, + .max = 0, + .increment = 0 + } + }, }, + }, } + }, { /* AES CBC */ .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, {.sym = { -- 2.20.1