From 97f17497d162afdb82c8704bf097f0fee3724b2e Mon Sep 17 00:00:00 2001 From: "C.J. Collier" Date: Tue, 14 Jun 2016 07:50:17 -0700 Subject: Imported Upstream version 16.04 Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757 Signed-off-by: C.J. Collier --- drivers/crypto/qat/qat_crypto.c | 900 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 900 insertions(+) create mode 100644 drivers/crypto/qat/qat_crypto.c (limited to 'drivers/crypto/qat/qat_crypto.c') diff --git a/drivers/crypto/qat/qat_crypto.c b/drivers/crypto/qat/qat_crypto.c new file mode 100644 index 00000000..495ea1c7 --- /dev/null +++ b/drivers/crypto/qat/qat_crypto.c @@ -0,0 +1,900 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2015-2016 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "qat_logs.h" +#include "qat_algs.h" +#include "qat_crypto.h" +#include "adf_transport_access_macros.h" + +#define BYTE_LENGTH 8 + +static const struct rte_cryptodev_capabilities qat_pmd_capabilities[] = { + { /* SHA1 HMAC */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH, + {.auth = { + .algo = RTE_CRYPTO_AUTH_SHA1_HMAC, + .block_size = 64, + .key_size = { + .min = 64, + .max = 64, + .increment = 0 + }, + .digest_size = { + .min = 20, + .max = 20, + .increment = 0 + }, + .aad_size = { 0 } + }, } + }, } + }, + { /* SHA256 HMAC */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH, + {.auth = { + .algo = RTE_CRYPTO_AUTH_SHA256_HMAC, + .block_size = 64, + .key_size = { + .min = 64, + .max = 64, + .increment = 0 + }, + .digest_size = { + .min = 32, + .max = 32, + .increment = 0 + }, + .aad_size = { 0 } + }, } + }, } + }, + { /* SHA512 HMAC */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH, + {.auth = { + .algo = RTE_CRYPTO_AUTH_SHA512_HMAC, + .block_size = 128, + .key_size = { + .min = 128, + .max = 128, + .increment = 0 + }, + .digest_size = { + .min = 64, + .max = 64, + .increment = 0 + }, + .aad_size = { 0 } + }, } + }, } + }, + { /* AES XCBC MAC */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH, + {.auth = { + .algo = RTE_CRYPTO_AUTH_AES_XCBC_MAC, + .block_size = 16, + .key_size = { + .min = 16, + .max = 16, + .increment = 0 + }, + .digest_size = { + .min = 16, + .max = 16, + .increment = 0 + }, + .aad_size = { 0 } + }, } + }, } + }, + { /* AES GCM (AUTH) */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH, + {.auth = { + .algo = RTE_CRYPTO_AUTH_AES_GCM, + .block_size = 16, + .key_size = { + .min = 16, + .max = 32, + .increment = 8 + }, + .digest_size = { + .min = 8, + .max = 16, + .increment = 4 + }, + .aad_size = { + .min = 8, + .max = 12, + .increment = 4 + } + }, } + }, } + }, + { /* SNOW3G (UIA2) */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH, + {.auth = { + .algo = RTE_CRYPTO_AUTH_SNOW3G_UIA2, + .block_size = 16, + .key_size = { + .min = 16, + .max = 16, + .increment = 0 + }, + .digest_size = { + .min = 4, + .max = 4, + .increment = 0 + }, + .aad_size = { + .min = 16, + .max = 16, + .increment = 0 + } + }, } + }, } + }, + { /* AES GCM (CIPHER) */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER, + {.cipher = { + .algo = RTE_CRYPTO_CIPHER_AES_GCM, + .block_size = 16, + .key_size = { + .min = 16, + .max = 32, + .increment = 8 + }, + .iv_size = { + .min = 16, + .max = 16, + .increment = 0 + } + }, } + }, } + }, + { /* AES CBC */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER, + {.cipher = { + .algo = RTE_CRYPTO_CIPHER_AES_CBC, + .block_size = 16, + .key_size = { + .min = 16, + .max = 32, + .increment = 8 + }, + .iv_size = { + .min = 16, + .max = 16, + .increment = 0 + } + }, } + }, } + }, + { /* SNOW3G (UEA2) */ + .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, + {.sym = { + .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER, + {.cipher = { + .algo = RTE_CRYPTO_CIPHER_SNOW3G_UEA2, + .block_size = 16, + .key_size = { + .min = 16, + .max = 16, + .increment = 0 + }, + .iv_size = { + .min = 16, + .max = 16, + .increment = 0 + } + }, } + }, } + }, + RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST() +}; + +static inline uint32_t +adf_modulo(uint32_t data, uint32_t shift); + +static inline int +qat_write_hw_desc_entry(struct rte_crypto_op *op, uint8_t *out_msg); + +void qat_crypto_sym_clear_session(struct rte_cryptodev *dev, + void *session) +{ + struct qat_session *sess = session; + phys_addr_t cd_paddr = sess->cd_paddr; + + PMD_INIT_FUNC_TRACE(); + if (session) { + memset(sess, 0, qat_crypto_sym_get_session_private_size(dev)); + + sess->cd_paddr = cd_paddr; + } +} + +static int +qat_get_cmd_id(const struct rte_crypto_sym_xform *xform) +{ + /* Cipher Only */ + if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && xform->next == NULL) + return ICP_QAT_FW_LA_CMD_CIPHER; + + /* Authentication Only */ + if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH && xform->next == NULL) + return ICP_QAT_FW_LA_CMD_AUTH; + + if (xform->next == NULL) + return -1; + + /* Cipher then Authenticate */ + if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && + xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) + return ICP_QAT_FW_LA_CMD_CIPHER_HASH; + + /* Authenticate then Cipher */ + if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH && + xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER) + return ICP_QAT_FW_LA_CMD_HASH_CIPHER; + + return -1; +} + +static struct rte_crypto_auth_xform * +qat_get_auth_xform(struct rte_crypto_sym_xform *xform) +{ + do { + if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) + return &xform->auth; + + xform = xform->next; + } while (xform); + + return NULL; +} + +static struct rte_crypto_cipher_xform * +qat_get_cipher_xform(struct rte_crypto_sym_xform *xform) +{ + do { + if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) + return &xform->cipher; + + xform = xform->next; + } while (xform); + + return NULL; +} +void * +qat_crypto_sym_configure_session_cipher(struct rte_cryptodev *dev, + struct rte_crypto_sym_xform *xform, void *session_private) +{ + struct qat_pmd_private *internals = dev->data->dev_private; + + struct qat_session *session = session_private; + + struct rte_crypto_cipher_xform *cipher_xform = NULL; + + /* Get cipher xform from crypto xform chain */ + cipher_xform = qat_get_cipher_xform(xform); + + switch (cipher_xform->algo) { + case RTE_CRYPTO_CIPHER_AES_CBC: + if (qat_alg_validate_aes_key(cipher_xform->key.length, + &session->qat_cipher_alg) != 0) { + PMD_DRV_LOG(ERR, "Invalid AES cipher key size"); + goto error_out; + } + session->qat_mode = ICP_QAT_HW_CIPHER_CBC_MODE; + break; + case RTE_CRYPTO_CIPHER_AES_GCM: + if (qat_alg_validate_aes_key(cipher_xform->key.length, + &session->qat_cipher_alg) != 0) { + PMD_DRV_LOG(ERR, "Invalid AES cipher key size"); + goto error_out; + } + session->qat_mode = ICP_QAT_HW_CIPHER_CTR_MODE; + break; + case RTE_CRYPTO_CIPHER_SNOW3G_UEA2: + if (qat_alg_validate_snow3g_key(cipher_xform->key.length, + &session->qat_cipher_alg) != 0) { + PMD_DRV_LOG(ERR, "Invalid SNOW3G cipher key size"); + goto error_out; + } + session->qat_mode = ICP_QAT_HW_CIPHER_ECB_MODE; + break; + case RTE_CRYPTO_CIPHER_NULL: + case RTE_CRYPTO_CIPHER_3DES_ECB: + case RTE_CRYPTO_CIPHER_3DES_CBC: + case RTE_CRYPTO_CIPHER_AES_ECB: + case RTE_CRYPTO_CIPHER_AES_CTR: + case RTE_CRYPTO_CIPHER_AES_CCM: + case RTE_CRYPTO_CIPHER_KASUMI_F8: + PMD_DRV_LOG(ERR, "Crypto: Unsupported Cipher alg %u", + cipher_xform->algo); + goto error_out; + default: + PMD_DRV_LOG(ERR, "Crypto: Undefined Cipher specified %u\n", + cipher_xform->algo); + goto error_out; + } + + if (cipher_xform->op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) + session->qat_dir = ICP_QAT_HW_CIPHER_ENCRYPT; + else + session->qat_dir = ICP_QAT_HW_CIPHER_DECRYPT; + + if (qat_alg_aead_session_create_content_desc_cipher(session, + cipher_xform->key.data, + cipher_xform->key.length)) + goto error_out; + + return session; + +error_out: + rte_mempool_put(internals->sess_mp, session); + return NULL; +} + + +void * +qat_crypto_sym_configure_session(struct rte_cryptodev *dev, + struct rte_crypto_sym_xform *xform, void *session_private) +{ + struct qat_pmd_private *internals = dev->data->dev_private; + + struct qat_session *session = session_private; + + int qat_cmd_id; + + PMD_INIT_FUNC_TRACE(); + + /* Get requested QAT command id */ + qat_cmd_id = qat_get_cmd_id(xform); + if (qat_cmd_id < 0 || qat_cmd_id >= ICP_QAT_FW_LA_CMD_DELIMITER) { + PMD_DRV_LOG(ERR, "Unsupported xform chain requested"); + goto error_out; + } + session->qat_cmd = (enum icp_qat_fw_la_cmd_id)qat_cmd_id; + switch (session->qat_cmd) { + case ICP_QAT_FW_LA_CMD_CIPHER: + session = qat_crypto_sym_configure_session_cipher(dev, xform, session); + break; + case ICP_QAT_FW_LA_CMD_AUTH: + session = qat_crypto_sym_configure_session_auth(dev, xform, session); + break; + case ICP_QAT_FW_LA_CMD_CIPHER_HASH: + session = qat_crypto_sym_configure_session_cipher(dev, xform, session); + session = qat_crypto_sym_configure_session_auth(dev, xform, session); + break; + case ICP_QAT_FW_LA_CMD_HASH_CIPHER: + session = qat_crypto_sym_configure_session_auth(dev, xform, session); + session = qat_crypto_sym_configure_session_cipher(dev, xform, session); + break; + case ICP_QAT_FW_LA_CMD_TRNG_GET_RANDOM: + case ICP_QAT_FW_LA_CMD_TRNG_TEST: + case ICP_QAT_FW_LA_CMD_SSL3_KEY_DERIVE: + case ICP_QAT_FW_LA_CMD_TLS_V1_1_KEY_DERIVE: + case ICP_QAT_FW_LA_CMD_TLS_V1_2_KEY_DERIVE: + case ICP_QAT_FW_LA_CMD_MGF1: + case ICP_QAT_FW_LA_CMD_AUTH_PRE_COMP: + case ICP_QAT_FW_LA_CMD_CIPHER_PRE_COMP: + case ICP_QAT_FW_LA_CMD_DELIMITER: + PMD_DRV_LOG(ERR, "Unsupported Service %u", + session->qat_cmd); + goto error_out; + default: + PMD_DRV_LOG(ERR, "Unsupported Service %u", + session->qat_cmd); + goto error_out; + } + return session; + +error_out: + rte_mempool_put(internals->sess_mp, session); + return NULL; +} + +struct qat_session * +qat_crypto_sym_configure_session_auth(struct rte_cryptodev *dev, + struct rte_crypto_sym_xform *xform, + struct qat_session *session_private) +{ + + struct qat_pmd_private *internals = dev->data->dev_private; + struct qat_session *session = session_private; + struct rte_crypto_auth_xform *auth_xform = NULL; + struct rte_crypto_cipher_xform *cipher_xform = NULL; + auth_xform = qat_get_auth_xform(xform); + + switch (auth_xform->algo) { + case RTE_CRYPTO_AUTH_SHA1_HMAC: + session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_SHA1; + break; + case RTE_CRYPTO_AUTH_SHA256_HMAC: + session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_SHA256; + break; + case RTE_CRYPTO_AUTH_SHA512_HMAC: + session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_SHA512; + break; + case RTE_CRYPTO_AUTH_AES_XCBC_MAC: + session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_AES_XCBC_MAC; + break; + case RTE_CRYPTO_AUTH_AES_GCM: + session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_GALOIS_128; + break; + case RTE_CRYPTO_AUTH_SNOW3G_UIA2: + session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_SNOW_3G_UIA2; + break; + case RTE_CRYPTO_AUTH_NULL: + case RTE_CRYPTO_AUTH_SHA1: + case RTE_CRYPTO_AUTH_SHA256: + case RTE_CRYPTO_AUTH_SHA512: + case RTE_CRYPTO_AUTH_SHA224: + case RTE_CRYPTO_AUTH_SHA224_HMAC: + case RTE_CRYPTO_AUTH_SHA384: + case RTE_CRYPTO_AUTH_SHA384_HMAC: + case RTE_CRYPTO_AUTH_MD5: + case RTE_CRYPTO_AUTH_MD5_HMAC: + case RTE_CRYPTO_AUTH_AES_CCM: + case RTE_CRYPTO_AUTH_AES_GMAC: + case RTE_CRYPTO_AUTH_KASUMI_F9: + case RTE_CRYPTO_AUTH_AES_CMAC: + case RTE_CRYPTO_AUTH_AES_CBC_MAC: + case RTE_CRYPTO_AUTH_ZUC_EIA3: + PMD_DRV_LOG(ERR, "Crypto: Unsupported hash alg %u", + auth_xform->algo); + goto error_out; + default: + PMD_DRV_LOG(ERR, "Crypto: Undefined Hash algo %u specified", + auth_xform->algo); + goto error_out; + } + cipher_xform = qat_get_cipher_xform(xform); + + if ((session->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_GALOIS_128) || + (session->qat_hash_alg == + ICP_QAT_HW_AUTH_ALGO_GALOIS_64)) { + if (qat_alg_aead_session_create_content_desc_auth(session, + cipher_xform->key.data, + cipher_xform->key.length, + auth_xform->add_auth_data_length, + auth_xform->digest_length)) + goto error_out; + } else { + if (qat_alg_aead_session_create_content_desc_auth(session, + auth_xform->key.data, + auth_xform->key.length, + auth_xform->add_auth_data_length, + auth_xform->digest_length)) + goto error_out; + } + return session; + +error_out: + rte_mempool_put(internals->sess_mp, session); + return NULL; +} + +unsigned qat_crypto_sym_get_session_private_size( + struct rte_cryptodev *dev __rte_unused) +{ + return RTE_ALIGN_CEIL(sizeof(struct qat_session), 8); +} + + +uint16_t +qat_pmd_enqueue_op_burst(void *qp, struct rte_crypto_op **ops, + uint16_t nb_ops) +{ + register struct qat_queue *queue; + struct qat_qp *tmp_qp = (struct qat_qp *)qp; + register uint32_t nb_ops_sent = 0; + register struct rte_crypto_op **cur_op = ops; + register int ret; + uint16_t nb_ops_possible = nb_ops; + register uint8_t *base_addr; + register uint32_t tail; + int overflow; + + if (unlikely(nb_ops == 0)) + return 0; + + /* read params used a lot in main loop into registers */ + queue = &(tmp_qp->tx_q); + base_addr = (uint8_t *)queue->base_addr; + tail = queue->tail; + + /* Find how many can actually fit on the ring */ + overflow = rte_atomic16_add_return(&tmp_qp->inflights16, nb_ops) + - queue->max_inflights; + if (overflow > 0) { + rte_atomic16_sub(&tmp_qp->inflights16, overflow); + nb_ops_possible = nb_ops - overflow; + if (nb_ops_possible == 0) + return 0; + } + + while (nb_ops_sent != nb_ops_possible) { + ret = qat_write_hw_desc_entry(*cur_op, base_addr + tail); + if (ret != 0) { + tmp_qp->stats.enqueue_err_count++; + if (nb_ops_sent == 0) + return 0; + goto kick_tail; + } + + tail = adf_modulo(tail + queue->msg_size, queue->modulo); + nb_ops_sent++; + cur_op++; + } +kick_tail: + WRITE_CSR_RING_TAIL(tmp_qp->mmap_bar_addr, queue->hw_bundle_number, + queue->hw_queue_number, tail); + queue->tail = tail; + tmp_qp->stats.enqueued_count += nb_ops_sent; + return nb_ops_sent; +} + +uint16_t +qat_pmd_dequeue_op_burst(void *qp, struct rte_crypto_op **ops, + uint16_t nb_ops) +{ + struct qat_queue *queue; + struct qat_qp *tmp_qp = (struct qat_qp *)qp; + uint32_t msg_counter = 0; + struct rte_crypto_op *rx_op; + struct icp_qat_fw_comn_resp *resp_msg; + + queue = &(tmp_qp->rx_q); + resp_msg = (struct icp_qat_fw_comn_resp *) + ((uint8_t *)queue->base_addr + queue->head); + + while (*(uint32_t *)resp_msg != ADF_RING_EMPTY_SIG && + msg_counter != nb_ops) { + rx_op = (struct rte_crypto_op *)(uintptr_t) + (resp_msg->opaque_data); + +#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_RX + rte_hexdump(stdout, "qat_response:", (uint8_t *)resp_msg, + sizeof(struct icp_qat_fw_comn_resp)); +#endif + if (ICP_QAT_FW_COMN_STATUS_FLAG_OK != + ICP_QAT_FW_COMN_RESP_CRYPTO_STAT_GET( + resp_msg->comn_hdr.comn_status)) { + rx_op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED; + } else { + rx_op->status = RTE_CRYPTO_OP_STATUS_SUCCESS; + } + *(uint32_t *)resp_msg = ADF_RING_EMPTY_SIG; + queue->head = adf_modulo(queue->head + + queue->msg_size, + ADF_RING_SIZE_MODULO(queue->queue_size)); + resp_msg = (struct icp_qat_fw_comn_resp *) + ((uint8_t *)queue->base_addr + + queue->head); + *ops = rx_op; + ops++; + msg_counter++; + } + if (msg_counter > 0) { + WRITE_CSR_RING_HEAD(tmp_qp->mmap_bar_addr, + queue->hw_bundle_number, + queue->hw_queue_number, queue->head); + rte_atomic16_sub(&tmp_qp->inflights16, msg_counter); + tmp_qp->stats.dequeued_count += msg_counter; + } + return msg_counter; +} + +static inline int +qat_write_hw_desc_entry(struct rte_crypto_op *op, uint8_t *out_msg) +{ + struct qat_session *ctx; + struct icp_qat_fw_la_cipher_req_params *cipher_param; + struct icp_qat_fw_la_auth_req_params *auth_param; + register struct icp_qat_fw_la_bulk_req *qat_req; + +#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_TX + if (unlikely(op->type != RTE_CRYPTO_OP_TYPE_SYMMETRIC)) { + PMD_DRV_LOG(ERR, "QAT PMD only supports symmetric crypto " + "operation requests, op (%p) is not a " + "symmetric operation.", op); + return -EINVAL; + } +#endif + if (unlikely(op->sym->sess_type == RTE_CRYPTO_SYM_OP_SESSIONLESS)) { + PMD_DRV_LOG(ERR, "QAT PMD only supports session oriented" + " requests, op (%p) is sessionless.", op); + return -EINVAL; + } + + if (unlikely(op->sym->session->dev_type != RTE_CRYPTODEV_QAT_SYM_PMD)) { + PMD_DRV_LOG(ERR, "Session was not created for this device"); + return -EINVAL; + } + + ctx = (struct qat_session *)op->sym->session->_private; + qat_req = (struct icp_qat_fw_la_bulk_req *)out_msg; + *qat_req = ctx->fw_req; + qat_req->comn_mid.opaque_data = (uint64_t)(uintptr_t)op; + + qat_req->comn_mid.dst_length = + qat_req->comn_mid.src_length = + rte_pktmbuf_data_len(op->sym->m_src); + + qat_req->comn_mid.dest_data_addr = + qat_req->comn_mid.src_data_addr = + rte_pktmbuf_mtophys(op->sym->m_src); + + if (unlikely(op->sym->m_dst != NULL)) { + qat_req->comn_mid.dest_data_addr = + rte_pktmbuf_mtophys(op->sym->m_dst); + qat_req->comn_mid.dst_length = + rte_pktmbuf_data_len(op->sym->m_dst); + } + + cipher_param = (void *)&qat_req->serv_specif_rqpars; + auth_param = (void *)((uint8_t *)cipher_param + sizeof(*cipher_param)); + + cipher_param->cipher_length = op->sym->cipher.data.length; + cipher_param->cipher_offset = op->sym->cipher.data.offset; + if (ctx->qat_cipher_alg == ICP_QAT_HW_CIPHER_ALGO_SNOW_3G_UEA2) { + if (unlikely((cipher_param->cipher_length % BYTE_LENGTH != 0) || + (cipher_param->cipher_offset + % BYTE_LENGTH != 0))) { + PMD_DRV_LOG(ERR, " For Snow3g, QAT PMD only " + "supports byte aligned values"); + op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS; + return -EINVAL; + } + cipher_param->cipher_length >>= 3; + cipher_param->cipher_offset >>= 3; + } + + if (op->sym->cipher.iv.length && (op->sym->cipher.iv.length <= + sizeof(cipher_param->u.cipher_IV_array))) { + rte_memcpy(cipher_param->u.cipher_IV_array, + op->sym->cipher.iv.data, + op->sym->cipher.iv.length); + } else { + ICP_QAT_FW_LA_CIPH_IV_FLD_FLAG_SET( + qat_req->comn_hdr.serv_specif_flags, + ICP_QAT_FW_CIPH_IV_64BIT_PTR); + cipher_param->u.s.cipher_IV_ptr = op->sym->cipher.iv.phys_addr; + } + if (op->sym->auth.digest.phys_addr) { + ICP_QAT_FW_LA_DIGEST_IN_BUFFER_SET( + qat_req->comn_hdr.serv_specif_flags, + ICP_QAT_FW_LA_NO_DIGEST_IN_BUFFER); + auth_param->auth_res_addr = op->sym->auth.digest.phys_addr; + } + auth_param->auth_off = op->sym->auth.data.offset; + auth_param->auth_len = op->sym->auth.data.length; + if (ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_SNOW_3G_UIA2) { + if (unlikely((auth_param->auth_off % BYTE_LENGTH != 0) || + (auth_param->auth_len % BYTE_LENGTH != 0))) { + PMD_DRV_LOG(ERR, " For Snow3g, QAT PMD only " + "supports byte aligned values"); + op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS; + return -EINVAL; + } + auth_param->auth_off >>= 3; + auth_param->auth_len >>= 3; + } + auth_param->u1.aad_adr = op->sym->auth.aad.phys_addr; + /* (GCM) aad length(240 max) will be at this location after precompute */ + if (ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_GALOIS_128 || + ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_GALOIS_64) { + struct icp_qat_hw_auth_algo_blk *hash; + + if (ctx->qat_cmd == ICP_QAT_FW_LA_CMD_HASH_CIPHER) + hash = (struct icp_qat_hw_auth_algo_blk *)((char *)&ctx->cd); + else + hash = (struct icp_qat_hw_auth_algo_blk *)((char *)&ctx->cd + + sizeof(struct icp_qat_hw_cipher_algo_blk)); + + auth_param->u2.aad_sz = ALIGN_POW2_ROUNDUP(hash->sha.state1[ + ICP_QAT_HW_GALOIS_128_STATE1_SZ + + ICP_QAT_HW_GALOIS_H_SZ + 3], 16); + if (op->sym->cipher.iv.length == 12) { + /* + * For GCM a 12 bit IV is allowed, + * but we need to inform the f/w + */ + ICP_QAT_FW_LA_GCM_IV_LEN_FLAG_SET( + qat_req->comn_hdr.serv_specif_flags, + ICP_QAT_FW_LA_GCM_IV_LEN_12_OCTETS); + } + } + auth_param->hash_state_sz = (auth_param->u2.aad_sz) >> 3; + + +#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_TX + rte_hexdump(stdout, "qat_req:", qat_req, + sizeof(struct icp_qat_fw_la_bulk_req)); + rte_hexdump(stdout, "src_data:", + rte_pktmbuf_mtod(op->sym->m_src, uint8_t*), + rte_pktmbuf_data_len(op->sym->m_src)); + rte_hexdump(stdout, "iv:", op->sym->cipher.iv.data, + op->sym->cipher.iv.length); + rte_hexdump(stdout, "digest:", op->sym->auth.digest.data, + op->sym->auth.digest.length); + rte_hexdump(stdout, "aad:", op->sym->auth.aad.data, + op->sym->auth.aad.length); +#endif + return 0; +} + +static inline uint32_t adf_modulo(uint32_t data, uint32_t shift) +{ + uint32_t div = data >> shift; + uint32_t mult = div << shift; + + return data - mult; +} + +void qat_crypto_sym_session_init(struct rte_mempool *mp, void *priv_sess) +{ + struct qat_session *s = priv_sess; + + PMD_INIT_FUNC_TRACE(); + s->cd_paddr = rte_mempool_virt2phy(mp, &s->cd); +} + +int qat_dev_config(__rte_unused struct rte_cryptodev *dev) +{ + PMD_INIT_FUNC_TRACE(); + return -ENOTSUP; +} + +int qat_dev_start(__rte_unused struct rte_cryptodev *dev) +{ + PMD_INIT_FUNC_TRACE(); + return 0; +} + +void qat_dev_stop(__rte_unused struct rte_cryptodev *dev) +{ + PMD_INIT_FUNC_TRACE(); +} + +int qat_dev_close(struct rte_cryptodev *dev) +{ + int i, ret; + + PMD_INIT_FUNC_TRACE(); + + for (i = 0; i < dev->data->nb_queue_pairs; i++) { + ret = qat_crypto_sym_qp_release(dev, i); + if (ret < 0) + return ret; + } + + return 0; +} + +void qat_dev_info_get(__rte_unused struct rte_cryptodev *dev, + struct rte_cryptodev_info *info) +{ + struct qat_pmd_private *internals = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + if (info != NULL) { + info->max_nb_queue_pairs = + ADF_NUM_SYM_QPS_PER_BUNDLE * + ADF_NUM_BUNDLES_PER_DEV; + info->feature_flags = dev->feature_flags; + info->capabilities = qat_pmd_capabilities; + info->sym.max_nb_sessions = internals->max_nb_sessions; + info->dev_type = RTE_CRYPTODEV_QAT_SYM_PMD; + } +} + +void qat_crypto_sym_stats_get(struct rte_cryptodev *dev, + struct rte_cryptodev_stats *stats) +{ + int i; + struct qat_qp **qp = (struct qat_qp **)(dev->data->queue_pairs); + + PMD_INIT_FUNC_TRACE(); + if (stats == NULL) { + PMD_DRV_LOG(ERR, "invalid stats ptr NULL"); + return; + } + for (i = 0; i < dev->data->nb_queue_pairs; i++) { + if (qp[i] == NULL) { + PMD_DRV_LOG(DEBUG, "Uninitialised queue pair"); + continue; + } + + stats->enqueued_count += qp[i]->stats.enqueued_count; + stats->dequeued_count += qp[i]->stats.enqueued_count; + stats->enqueue_err_count += qp[i]->stats.enqueue_err_count; + stats->dequeue_err_count += qp[i]->stats.enqueue_err_count; + } +} + +void qat_crypto_sym_stats_reset(struct rte_cryptodev *dev) +{ + int i; + struct qat_qp **qp = (struct qat_qp **)(dev->data->queue_pairs); + + PMD_INIT_FUNC_TRACE(); + for (i = 0; i < dev->data->nb_queue_pairs; i++) + memset(&(qp[i]->stats), 0, sizeof(qp[i]->stats)); + PMD_DRV_LOG(DEBUG, "QAT crypto: stats cleared"); +} -- cgit 1.2.3-korg