From 728c76b0e50f5525c19e29c7b2147eccfba7309e Mon Sep 17 00:00:00 2001 From: Fan Zhang Date: Sun, 11 Oct 2020 01:38:53 +0100 Subject: [PATCH] crypto/qat: support raw datapath API This patch updates QAT PMD to add raw data-path API support. Signed-off-by: Fan Zhang Acked-by: Adam Dybkowski --- doc/guides/cryptodevs/features/qat.ini | 1 + doc/guides/rel_notes/release_20_11.rst | 4 + drivers/crypto/qat/meson.build | 1 + drivers/crypto/qat/qat_sym.h | 11 + drivers/crypto/qat/qat_sym_hw_dp.c | 959 +++++++++++++++++++++++++ drivers/crypto/qat/qat_sym_pmd.c | 9 +- 6 files changed, 983 insertions(+), 2 deletions(-) create mode 100644 drivers/crypto/qat/qat_sym_hw_dp.c diff --git a/doc/guides/cryptodevs/features/qat.ini b/doc/guides/cryptodevs/features/qat.ini index 9e82f28864..6cc09cde70 100644 --- a/doc/guides/cryptodevs/features/qat.ini +++ b/doc/guides/cryptodevs/features/qat.ini @@ -17,6 +17,7 @@ Digest encrypted = Y Asymmetric sessionless = Y RSA PRIV OP KEY EXP = Y RSA PRIV OP KEY QT = Y +Sym raw data path API = Y ; ; Supported crypto algorithms of the 'qat' crypto driver. diff --git a/doc/guides/rel_notes/release_20_11.rst b/doc/guides/rel_notes/release_20_11.rst index 4afc0bfc94..9936760918 100644 --- a/doc/guides/rel_notes/release_20_11.rst +++ b/doc/guides/rel_notes/release_20_11.rst @@ -193,6 +193,10 @@ New Features * Updated the OCTEON TX2 crypto PMD lookaside protocol offload for IPsec with IPv6 support. +* **Updated QAT crypto PMD.** + + * Added Raw Data-path APIs support. + * **Added Intel ACC100 bbdev PMD.** Added a new ``acc100`` bbdev driver for the Intel\ |reg| ACC100 accelerator diff --git a/drivers/crypto/qat/meson.build b/drivers/crypto/qat/meson.build index a225f374a6..bc90ec44cc 100644 --- a/drivers/crypto/qat/meson.build +++ b/drivers/crypto/qat/meson.build @@ -15,6 +15,7 @@ if dep.found() qat_sources += files('qat_sym_pmd.c', 'qat_sym.c', 'qat_sym_session.c', + 'qat_sym_hw_dp.c', 'qat_asym_pmd.c', 'qat_asym.c') qat_ext_deps += dep diff --git a/drivers/crypto/qat/qat_sym.h b/drivers/crypto/qat/qat_sym.h index 1a9748849e..7254f5e3c5 100644 --- a/drivers/crypto/qat/qat_sym.h +++ b/drivers/crypto/qat/qat_sym.h @@ -264,6 +264,16 @@ qat_sym_process_response(void **op, uint8_t *resp) } *op = (void *)rx_op; } + +int +qat_sym_configure_dp_ctx(struct rte_cryptodev *dev, uint16_t qp_id, + struct rte_crypto_raw_dp_ctx *raw_dp_ctx, + enum rte_crypto_op_sess_type sess_type, + union rte_cryptodev_session_ctx session_ctx, uint8_t is_update); + +int +qat_sym_get_dp_ctx_size(struct rte_cryptodev *dev); + #else static inline void @@ -276,5 +286,6 @@ static inline void qat_sym_process_response(void **op __rte_unused, uint8_t *resp __rte_unused) { } + #endif #endif /* _QAT_SYM_H_ */ diff --git a/drivers/crypto/qat/qat_sym_hw_dp.c b/drivers/crypto/qat/qat_sym_hw_dp.c new file mode 100644 index 0000000000..dfbbad59b6 --- /dev/null +++ b/drivers/crypto/qat/qat_sym_hw_dp.c @@ -0,0 +1,959 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2020 Intel Corporation + */ + +#include + +#include "adf_transport_access_macros.h" +#include "icp_qat_fw.h" +#include "icp_qat_fw_la.h" + +#include "qat_sym.h" +#include "qat_sym_pmd.h" +#include "qat_sym_session.h" +#include "qat_qp.h" + +struct qat_sym_dp_ctx { + struct qat_sym_session *session; + uint32_t tail; + uint32_t head; + uint16_t cached_enqueue; + uint16_t cached_dequeue; +}; + +static __rte_always_inline int32_t +qat_sym_dp_parse_data_vec(struct qat_qp *qp, struct icp_qat_fw_la_bulk_req *req, + struct rte_crypto_vec *data, uint16_t n_data_vecs) +{ + struct qat_queue *tx_queue; + struct qat_sym_op_cookie *cookie; + struct qat_sgl *list; + uint32_t i; + uint32_t total_len; + + if (likely(n_data_vecs == 1)) { + req->comn_mid.src_data_addr = req->comn_mid.dest_data_addr = + data[0].iova; + req->comn_mid.src_length = req->comn_mid.dst_length = + data[0].len; + return data[0].len; + } + + if (n_data_vecs == 0 || n_data_vecs > QAT_SYM_SGL_MAX_NUMBER) + return -1; + + total_len = 0; + tx_queue = &qp->tx_q; + + ICP_QAT_FW_COMN_PTR_TYPE_SET(req->comn_hdr.comn_req_flags, + QAT_COMN_PTR_TYPE_SGL); + cookie = qp->op_cookies[tx_queue->tail >> tx_queue->trailz]; + list = (struct qat_sgl *)&cookie->qat_sgl_src; + + for (i = 0; i < n_data_vecs; i++) { + list->buffers[i].len = data[i].len; + list->buffers[i].resrvd = 0; + list->buffers[i].addr = data[i].iova; + if (total_len + data[i].len > UINT32_MAX) { + QAT_DP_LOG(ERR, "Message too long"); + return -1; + } + total_len += data[i].len; + } + + list->num_bufs = i; + req->comn_mid.src_data_addr = req->comn_mid.dest_data_addr = + cookie->qat_sgl_src_phys_addr; + req->comn_mid.src_length = req->comn_mid.dst_length = 0; + return total_len; +} + +static __rte_always_inline void +set_cipher_iv(struct icp_qat_fw_la_cipher_req_params *cipher_param, + struct rte_crypto_va_iova_ptr *iv_ptr, uint32_t iv_len, + struct icp_qat_fw_la_bulk_req *qat_req) +{ + /* copy IV into request if it fits */ + if (iv_len <= sizeof(cipher_param->u.cipher_IV_array)) + rte_memcpy(cipher_param->u.cipher_IV_array, iv_ptr->va, + iv_len); + 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 = iv_ptr->iova; + } +} + +#define QAT_SYM_DP_IS_RESP_SUCCESS(resp) \ + (ICP_QAT_FW_COMN_STATUS_FLAG_OK == \ + ICP_QAT_FW_COMN_RESP_CRYPTO_STAT_GET(resp->comn_hdr.comn_status)) + +static __rte_always_inline void +qat_sym_dp_fill_vec_status(int32_t *sta, int status, uint32_t n) +{ + uint32_t i; + + for (i = 0; i < n; i++) + sta[i] = status; +} + +#define QAT_SYM_DP_GET_MAX_ENQ(q, c, n) \ + RTE_MIN((q->max_inflights - q->enqueued + q->dequeued - c), n) + +static __rte_always_inline void +enqueue_one_aead_job(struct qat_sym_session *ctx, + struct icp_qat_fw_la_bulk_req *req, + struct rte_crypto_va_iova_ptr *iv, + struct rte_crypto_va_iova_ptr *digest, + struct rte_crypto_va_iova_ptr *aad, + union rte_crypto_sym_ofs ofs, uint32_t data_len) +{ + struct icp_qat_fw_la_cipher_req_params *cipher_param = + (void *)&req->serv_specif_rqpars; + struct icp_qat_fw_la_auth_req_params *auth_param = + (void *)((uint8_t *)&req->serv_specif_rqpars + + ICP_QAT_FW_HASH_REQUEST_PARAMETERS_OFFSET); + uint8_t *aad_data; + uint8_t aad_ccm_real_len; + uint8_t aad_len_field_sz; + uint32_t msg_len_be; + rte_iova_t aad_iova = 0; + uint8_t q; + + switch (ctx->qat_hash_alg) { + case ICP_QAT_HW_AUTH_ALGO_GALOIS_128: + case ICP_QAT_HW_AUTH_ALGO_GALOIS_64: + ICP_QAT_FW_LA_GCM_IV_LEN_FLAG_SET( + req->comn_hdr.serv_specif_flags, + ICP_QAT_FW_LA_GCM_IV_LEN_12_OCTETS); + rte_memcpy(cipher_param->u.cipher_IV_array, iv->va, + ctx->cipher_iv.length); + aad_iova = aad->iova; + break; + case ICP_QAT_HW_AUTH_ALGO_AES_CBC_MAC: + aad_data = aad->va; + aad_iova = aad->iova; + aad_ccm_real_len = 0; + aad_len_field_sz = 0; + msg_len_be = rte_bswap32((uint32_t)data_len - + ofs.ofs.cipher.head); + + if (ctx->aad_len > ICP_QAT_HW_CCM_AAD_DATA_OFFSET) { + aad_len_field_sz = ICP_QAT_HW_CCM_AAD_LEN_INFO; + aad_ccm_real_len = ctx->aad_len - + ICP_QAT_HW_CCM_AAD_B0_LEN - + ICP_QAT_HW_CCM_AAD_LEN_INFO; + } else { + aad_data = iv->va; + aad_iova = iv->iova; + } + + q = ICP_QAT_HW_CCM_NQ_CONST - ctx->cipher_iv.length; + aad_data[0] = ICP_QAT_HW_CCM_BUILD_B0_FLAGS( + aad_len_field_sz, ctx->digest_length, q); + if (q > ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE) { + memcpy(aad_data + ctx->cipher_iv.length + + ICP_QAT_HW_CCM_NONCE_OFFSET + (q - + ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE), + (uint8_t *)&msg_len_be, + ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE); + } else { + memcpy(aad_data + ctx->cipher_iv.length + + ICP_QAT_HW_CCM_NONCE_OFFSET, + (uint8_t *)&msg_len_be + + (ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE + - q), q); + } + + if (aad_len_field_sz > 0) { + *(uint16_t *)&aad_data[ICP_QAT_HW_CCM_AAD_B0_LEN] = + rte_bswap16(aad_ccm_real_len); + + if ((aad_ccm_real_len + aad_len_field_sz) + % ICP_QAT_HW_CCM_AAD_B0_LEN) { + uint8_t pad_len = 0; + uint8_t pad_idx = 0; + + pad_len = ICP_QAT_HW_CCM_AAD_B0_LEN - + ((aad_ccm_real_len + + aad_len_field_sz) % + ICP_QAT_HW_CCM_AAD_B0_LEN); + pad_idx = ICP_QAT_HW_CCM_AAD_B0_LEN + + aad_ccm_real_len + + aad_len_field_sz; + memset(&aad_data[pad_idx], 0, pad_len); + } + } + + rte_memcpy(((uint8_t *)cipher_param->u.cipher_IV_array) + + ICP_QAT_HW_CCM_NONCE_OFFSET, + (uint8_t *)iv->va + + ICP_QAT_HW_CCM_NONCE_OFFSET, ctx->cipher_iv.length); + *(uint8_t *)&cipher_param->u.cipher_IV_array[0] = + q - ICP_QAT_HW_CCM_NONCE_OFFSET; + + rte_memcpy((uint8_t *)aad->va + + ICP_QAT_HW_CCM_NONCE_OFFSET, + (uint8_t *)iv->va + ICP_QAT_HW_CCM_NONCE_OFFSET, + ctx->cipher_iv.length); + break; + default: + break; + } + + cipher_param->cipher_offset = ofs.ofs.cipher.head; + cipher_param->cipher_length = data_len - ofs.ofs.cipher.head - + ofs.ofs.cipher.tail; + auth_param->auth_off = ofs.ofs.cipher.head; + auth_param->auth_len = cipher_param->cipher_length; + auth_param->auth_res_addr = digest->iova; + auth_param->u1.aad_adr = aad_iova; + + if (ctx->is_single_pass) { + cipher_param->spc_aad_addr = aad_iova; + cipher_param->spc_auth_res_addr = digest->iova; + } +} + +static __rte_always_inline int +qat_sym_dp_enqueue_single_aead(void *qp_data, uint8_t *drv_ctx, + struct rte_crypto_vec *data, uint16_t n_data_vecs, + union rte_crypto_sym_ofs ofs, + struct rte_crypto_va_iova_ptr *iv, + struct rte_crypto_va_iova_ptr *digest, + struct rte_crypto_va_iova_ptr *aad, + void *user_data) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *tx_queue = &qp->tx_q; + struct qat_sym_session *ctx = dp_ctx->session; + struct icp_qat_fw_la_bulk_req *req; + int32_t data_len; + uint32_t tail = dp_ctx->tail; + + req = (struct icp_qat_fw_la_bulk_req *)( + (uint8_t *)tx_queue->base_addr + tail); + tail = (tail + tx_queue->msg_size) & tx_queue->modulo_mask; + rte_mov128((uint8_t *)req, (const uint8_t *)&(ctx->fw_req)); + rte_prefetch0((uint8_t *)tx_queue->base_addr + tail); + data_len = qat_sym_dp_parse_data_vec(qp, req, data, n_data_vecs); + if (unlikely(data_len < 0)) + return -1; + req->comn_mid.opaque_data = (uint64_t)(uintptr_t)user_data; + + enqueue_one_aead_job(ctx, req, iv, digest, aad, ofs, + (uint32_t)data_len); + + dp_ctx->tail = tail; + dp_ctx->cached_enqueue++; + + return 0; +} + +static __rte_always_inline uint32_t +qat_sym_dp_enqueue_aead_jobs(void *qp_data, uint8_t *drv_ctx, + struct rte_crypto_sym_vec *vec, union rte_crypto_sym_ofs ofs, + void *user_data[], int *status) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *tx_queue = &qp->tx_q; + struct qat_sym_session *ctx = dp_ctx->session; + uint32_t i, n; + uint32_t tail; + struct icp_qat_fw_la_bulk_req *req; + int32_t data_len; + + n = QAT_SYM_DP_GET_MAX_ENQ(qp, dp_ctx->cached_enqueue, vec->num); + if (unlikely(n == 0)) { + qat_sym_dp_fill_vec_status(vec->status, -1, vec->num); + *status = 0; + return 0; + } + + tail = dp_ctx->tail; + + for (i = 0; i < n; i++) { + req = (struct icp_qat_fw_la_bulk_req *)( + (uint8_t *)tx_queue->base_addr + tail); + rte_mov128((uint8_t *)req, (const uint8_t *)&(ctx->fw_req)); + + data_len = qat_sym_dp_parse_data_vec(qp, req, vec->sgl[i].vec, + vec->sgl[i].num); + if (unlikely(data_len < 0)) + break; + req->comn_mid.opaque_data = (uint64_t)(uintptr_t)user_data[i]; + enqueue_one_aead_job(ctx, req, &vec->iv[i], &vec->digest[i], + &vec->aad[i], ofs, (uint32_t)data_len); + tail = (tail + tx_queue->msg_size) & tx_queue->modulo_mask; + } + + if (unlikely(i < n)) + qat_sym_dp_fill_vec_status(vec->status + i, -1, n - i); + + dp_ctx->tail = tail; + dp_ctx->cached_enqueue += i; + *status = 0; + return i; +} + +static __rte_always_inline void +enqueue_one_cipher_job(struct qat_sym_session *ctx, + struct icp_qat_fw_la_bulk_req *req, + struct rte_crypto_va_iova_ptr *iv, + union rte_crypto_sym_ofs ofs, uint32_t data_len) +{ + struct icp_qat_fw_la_cipher_req_params *cipher_param; + + cipher_param = (void *)&req->serv_specif_rqpars; + + /* cipher IV */ + set_cipher_iv(cipher_param, iv, ctx->cipher_iv.length, req); + cipher_param->cipher_offset = ofs.ofs.cipher.head; + cipher_param->cipher_length = data_len - ofs.ofs.cipher.head - + ofs.ofs.cipher.tail; +} + +static __rte_always_inline int +qat_sym_dp_enqueue_single_cipher(void *qp_data, uint8_t *drv_ctx, + struct rte_crypto_vec *data, uint16_t n_data_vecs, + union rte_crypto_sym_ofs ofs, + struct rte_crypto_va_iova_ptr *iv, + struct rte_crypto_va_iova_ptr *digest __rte_unused, + struct rte_crypto_va_iova_ptr *aad __rte_unused, + void *user_data) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *tx_queue = &qp->tx_q; + struct qat_sym_session *ctx = dp_ctx->session; + struct icp_qat_fw_la_bulk_req *req; + int32_t data_len; + uint32_t tail = dp_ctx->tail; + + req = (struct icp_qat_fw_la_bulk_req *)( + (uint8_t *)tx_queue->base_addr + tail); + tail = (tail + tx_queue->msg_size) & tx_queue->modulo_mask; + rte_mov128((uint8_t *)req, (const uint8_t *)&(ctx->fw_req)); + rte_prefetch0((uint8_t *)tx_queue->base_addr + tail); + data_len = qat_sym_dp_parse_data_vec(qp, req, data, n_data_vecs); + if (unlikely(data_len < 0)) + return -1; + req->comn_mid.opaque_data = (uint64_t)(uintptr_t)user_data; + + enqueue_one_cipher_job(ctx, req, iv, ofs, (uint32_t)data_len); + + dp_ctx->tail = tail; + dp_ctx->cached_enqueue++; + + return 0; +} + +static __rte_always_inline uint32_t +qat_sym_dp_enqueue_cipher_jobs(void *qp_data, uint8_t *drv_ctx, + struct rte_crypto_sym_vec *vec, union rte_crypto_sym_ofs ofs, + void *user_data[], int *status) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *tx_queue = &qp->tx_q; + struct qat_sym_session *ctx = dp_ctx->session; + uint32_t i, n; + uint32_t tail; + struct icp_qat_fw_la_bulk_req *req; + int32_t data_len; + + n = QAT_SYM_DP_GET_MAX_ENQ(qp, dp_ctx->cached_enqueue, vec->num); + if (unlikely(n == 0)) { + qat_sym_dp_fill_vec_status(vec->status, -1, vec->num); + *status = 0; + return 0; + } + + tail = dp_ctx->tail; + + for (i = 0; i < n; i++) { + req = (struct icp_qat_fw_la_bulk_req *)( + (uint8_t *)tx_queue->base_addr + tail); + rte_mov128((uint8_t *)req, (const uint8_t *)&(ctx->fw_req)); + + data_len = qat_sym_dp_parse_data_vec(qp, req, vec->sgl[i].vec, + vec->sgl[i].num); + if (unlikely(data_len < 0)) + break; + req->comn_mid.opaque_data = (uint64_t)(uintptr_t)user_data[i]; + enqueue_one_cipher_job(ctx, req, &vec->iv[i], ofs, + (uint32_t)data_len); + tail = (tail + tx_queue->msg_size) & tx_queue->modulo_mask; + } + + if (unlikely(i < n)) + qat_sym_dp_fill_vec_status(vec->status + i, -1, n - i); + + dp_ctx->tail = tail; + dp_ctx->cached_enqueue += i; + *status = 0; + return i; +} + +static __rte_always_inline void +enqueue_one_auth_job(struct qat_sym_session *ctx, + struct icp_qat_fw_la_bulk_req *req, + struct rte_crypto_va_iova_ptr *digest, + struct rte_crypto_va_iova_ptr *auth_iv, + union rte_crypto_sym_ofs ofs, uint32_t data_len) +{ + struct icp_qat_fw_la_cipher_req_params *cipher_param; + struct icp_qat_fw_la_auth_req_params *auth_param; + + cipher_param = (void *)&req->serv_specif_rqpars; + auth_param = (void *)((uint8_t *)cipher_param + + ICP_QAT_FW_HASH_REQUEST_PARAMETERS_OFFSET); + + auth_param->auth_off = ofs.ofs.auth.head; + auth_param->auth_len = data_len - ofs.ofs.auth.head - + ofs.ofs.auth.tail; + auth_param->auth_res_addr = digest->iova; + + switch (ctx->qat_hash_alg) { + case ICP_QAT_HW_AUTH_ALGO_SNOW_3G_UIA2: + case ICP_QAT_HW_AUTH_ALGO_KASUMI_F9: + case ICP_QAT_HW_AUTH_ALGO_ZUC_3G_128_EIA3: + auth_param->u1.aad_adr = auth_iv->iova; + break; + case ICP_QAT_HW_AUTH_ALGO_GALOIS_128: + case ICP_QAT_HW_AUTH_ALGO_GALOIS_64: + ICP_QAT_FW_LA_GCM_IV_LEN_FLAG_SET( + req->comn_hdr.serv_specif_flags, + ICP_QAT_FW_LA_GCM_IV_LEN_12_OCTETS); + rte_memcpy(cipher_param->u.cipher_IV_array, auth_iv->va, + ctx->auth_iv.length); + break; + default: + break; + } +} + +static __rte_always_inline int +qat_sym_dp_enqueue_single_auth(void *qp_data, uint8_t *drv_ctx, + struct rte_crypto_vec *data, uint16_t n_data_vecs, + union rte_crypto_sym_ofs ofs, + struct rte_crypto_va_iova_ptr *iv __rte_unused, + struct rte_crypto_va_iova_ptr *digest, + struct rte_crypto_va_iova_ptr *auth_iv, + void *user_data) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *tx_queue = &qp->tx_q; + struct qat_sym_session *ctx = dp_ctx->session; + struct icp_qat_fw_la_bulk_req *req; + int32_t data_len; + uint32_t tail = dp_ctx->tail; + + req = (struct icp_qat_fw_la_bulk_req *)( + (uint8_t *)tx_queue->base_addr + tail); + tail = (tail + tx_queue->msg_size) & tx_queue->modulo_mask; + rte_mov128((uint8_t *)req, (const uint8_t *)&(ctx->fw_req)); + rte_prefetch0((uint8_t *)tx_queue->base_addr + tail); + data_len = qat_sym_dp_parse_data_vec(qp, req, data, n_data_vecs); + if (unlikely(data_len < 0)) + return -1; + req->comn_mid.opaque_data = (uint64_t)(uintptr_t)user_data; + + enqueue_one_auth_job(ctx, req, digest, auth_iv, ofs, + (uint32_t)data_len); + + dp_ctx->tail = tail; + dp_ctx->cached_enqueue++; + + return 0; +} + +static __rte_always_inline uint32_t +qat_sym_dp_enqueue_auth_jobs(void *qp_data, uint8_t *drv_ctx, + struct rte_crypto_sym_vec *vec, union rte_crypto_sym_ofs ofs, + void *user_data[], int *status) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *tx_queue = &qp->tx_q; + struct qat_sym_session *ctx = dp_ctx->session; + uint32_t i, n; + uint32_t tail; + struct icp_qat_fw_la_bulk_req *req; + int32_t data_len; + + n = QAT_SYM_DP_GET_MAX_ENQ(qp, dp_ctx->cached_enqueue, vec->num); + if (unlikely(n == 0)) { + qat_sym_dp_fill_vec_status(vec->status, -1, vec->num); + *status = 0; + return 0; + } + + tail = dp_ctx->tail; + + for (i = 0; i < n; i++) { + req = (struct icp_qat_fw_la_bulk_req *)( + (uint8_t *)tx_queue->base_addr + tail); + rte_mov128((uint8_t *)req, (const uint8_t *)&(ctx->fw_req)); + + data_len = qat_sym_dp_parse_data_vec(qp, req, vec->sgl[i].vec, + vec->sgl[i].num); + if (unlikely(data_len < 0)) + break; + req->comn_mid.opaque_data = (uint64_t)(uintptr_t)user_data[i]; + enqueue_one_auth_job(ctx, req, &vec->digest[i], + &vec->auth_iv[i], ofs, (uint32_t)data_len); + tail = (tail + tx_queue->msg_size) & tx_queue->modulo_mask; + } + + if (unlikely(i < n)) + qat_sym_dp_fill_vec_status(vec->status + i, -1, n - i); + + dp_ctx->tail = tail; + dp_ctx->cached_enqueue += i; + *status = 0; + return i; +} + +static __rte_always_inline int +enqueue_one_chain_job(struct qat_sym_session *ctx, + struct icp_qat_fw_la_bulk_req *req, + struct rte_crypto_vec *data, + uint16_t n_data_vecs, + struct rte_crypto_va_iova_ptr *cipher_iv, + struct rte_crypto_va_iova_ptr *digest, + struct rte_crypto_va_iova_ptr *auth_iv, + union rte_crypto_sym_ofs ofs, uint32_t data_len) +{ + struct icp_qat_fw_la_cipher_req_params *cipher_param; + struct icp_qat_fw_la_auth_req_params *auth_param; + rte_iova_t auth_iova_end; + int32_t cipher_len, auth_len; + + cipher_param = (void *)&req->serv_specif_rqpars; + auth_param = (void *)((uint8_t *)cipher_param + + ICP_QAT_FW_HASH_REQUEST_PARAMETERS_OFFSET); + + cipher_len = data_len - ofs.ofs.cipher.head - + ofs.ofs.cipher.tail; + auth_len = data_len - ofs.ofs.auth.head - ofs.ofs.auth.tail; + + if (unlikely(cipher_len < 0 || auth_len < 0)) + return -1; + + cipher_param->cipher_offset = ofs.ofs.cipher.head; + cipher_param->cipher_length = cipher_len; + set_cipher_iv(cipher_param, cipher_iv, ctx->cipher_iv.length, req); + + auth_param->auth_off = ofs.ofs.auth.head; + auth_param->auth_len = auth_len; + auth_param->auth_res_addr = digest->iova; + + switch (ctx->qat_hash_alg) { + case ICP_QAT_HW_AUTH_ALGO_SNOW_3G_UIA2: + case ICP_QAT_HW_AUTH_ALGO_KASUMI_F9: + case ICP_QAT_HW_AUTH_ALGO_ZUC_3G_128_EIA3: + auth_param->u1.aad_adr = auth_iv->iova; + + if (unlikely(n_data_vecs > 1)) { + int auth_end_get = 0, i = n_data_vecs - 1; + struct rte_crypto_vec *cvec = &data[0]; + uint32_t len; + + len = data_len - ofs.ofs.auth.tail; + + while (i >= 0 && len > 0) { + if (cvec->len >= len) { + auth_iova_end = cvec->iova + + (cvec->len - len); + len = 0; + auth_end_get = 1; + break; + } + len -= cvec->len; + i--; + cvec++; + } + + if (unlikely(auth_end_get == 0)) + return -1; + } else + auth_iova_end = data[0].iova + auth_param->auth_off + + auth_param->auth_len; + + /* Then check if digest-encrypted conditions are met */ + if ((auth_param->auth_off + auth_param->auth_len < + cipher_param->cipher_offset + + cipher_param->cipher_length) && + (digest->iova == auth_iova_end)) { + /* Handle partial digest encryption */ + if (cipher_param->cipher_offset + + cipher_param->cipher_length < + auth_param->auth_off + + auth_param->auth_len + + ctx->digest_length) + req->comn_mid.dst_length = + req->comn_mid.src_length = + auth_param->auth_off + + auth_param->auth_len + + ctx->digest_length; + struct icp_qat_fw_comn_req_hdr *header = + &req->comn_hdr; + ICP_QAT_FW_LA_DIGEST_IN_BUFFER_SET( + header->serv_specif_flags, + ICP_QAT_FW_LA_DIGEST_IN_BUFFER); + } + break; + case ICP_QAT_HW_AUTH_ALGO_GALOIS_128: + case ICP_QAT_HW_AUTH_ALGO_GALOIS_64: + break; + default: + break; + } + + return 0; +} + +static __rte_always_inline int +qat_sym_dp_enqueue_single_chain(void *qp_data, uint8_t *drv_ctx, + struct rte_crypto_vec *data, uint16_t n_data_vecs, + union rte_crypto_sym_ofs ofs, + struct rte_crypto_va_iova_ptr *cipher_iv, + struct rte_crypto_va_iova_ptr *digest, + struct rte_crypto_va_iova_ptr *auth_iv, + void *user_data) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *tx_queue = &qp->tx_q; + struct qat_sym_session *ctx = dp_ctx->session; + struct icp_qat_fw_la_bulk_req *req; + int32_t data_len; + uint32_t tail = dp_ctx->tail; + + req = (struct icp_qat_fw_la_bulk_req *)( + (uint8_t *)tx_queue->base_addr + tail); + tail = (tail + tx_queue->msg_size) & tx_queue->modulo_mask; + rte_mov128((uint8_t *)req, (const uint8_t *)&(ctx->fw_req)); + rte_prefetch0((uint8_t *)tx_queue->base_addr + tail); + data_len = qat_sym_dp_parse_data_vec(qp, req, data, n_data_vecs); + if (unlikely(data_len < 0)) + return -1; + req->comn_mid.opaque_data = (uint64_t)(uintptr_t)user_data; + + if (unlikely(enqueue_one_chain_job(ctx, req, data, n_data_vecs, + cipher_iv, digest, auth_iv, ofs, (uint32_t)data_len))) + return -1; + + dp_ctx->tail = tail; + dp_ctx->cached_enqueue++; + + return 0; +} + +static __rte_always_inline uint32_t +qat_sym_dp_enqueue_chain_jobs(void *qp_data, uint8_t *drv_ctx, + struct rte_crypto_sym_vec *vec, union rte_crypto_sym_ofs ofs, + void *user_data[], int *status) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *tx_queue = &qp->tx_q; + struct qat_sym_session *ctx = dp_ctx->session; + uint32_t i, n; + uint32_t tail; + struct icp_qat_fw_la_bulk_req *req; + int32_t data_len; + + n = QAT_SYM_DP_GET_MAX_ENQ(qp, dp_ctx->cached_enqueue, vec->num); + if (unlikely(n == 0)) { + qat_sym_dp_fill_vec_status(vec->status, -1, vec->num); + *status = 0; + return 0; + } + + tail = dp_ctx->tail; + + for (i = 0; i < n; i++) { + req = (struct icp_qat_fw_la_bulk_req *)( + (uint8_t *)tx_queue->base_addr + tail); + rte_mov128((uint8_t *)req, (const uint8_t *)&(ctx->fw_req)); + + data_len = qat_sym_dp_parse_data_vec(qp, req, vec->sgl[i].vec, + vec->sgl[i].num); + if (unlikely(data_len < 0)) + break; + req->comn_mid.opaque_data = (uint64_t)(uintptr_t)user_data[i]; + if (unlikely(enqueue_one_chain_job(ctx, req, vec->sgl[i].vec, + vec->sgl[i].num, &vec->iv[i], &vec->digest[i], + &vec->auth_iv[i], ofs, (uint32_t)data_len))) + break; + + tail = (tail + tx_queue->msg_size) & tx_queue->modulo_mask; + } + + if (unlikely(i < n)) + qat_sym_dp_fill_vec_status(vec->status + i, -1, n - i); + + dp_ctx->tail = tail; + dp_ctx->cached_enqueue += i; + *status = 0; + return i; +} + +static __rte_always_inline uint32_t +qat_sym_dp_dequeue_burst(void *qp_data, uint8_t *drv_ctx, + rte_cryptodev_raw_get_dequeue_count_t get_dequeue_count, + rte_cryptodev_raw_post_dequeue_t post_dequeue, + void **out_user_data, uint8_t is_user_data_array, + uint32_t *n_success_jobs, int *return_status) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *rx_queue = &qp->rx_q; + struct icp_qat_fw_comn_resp *resp; + void *resp_opaque; + uint32_t i, n, inflight; + uint32_t head; + uint8_t status; + + *n_success_jobs = 0; + *return_status = 0; + head = dp_ctx->head; + + inflight = qp->enqueued - qp->dequeued; + if (unlikely(inflight == 0)) + return 0; + + resp = (struct icp_qat_fw_comn_resp *)((uint8_t *)rx_queue->base_addr + + head); + /* no operation ready */ + if (unlikely(*(uint32_t *)resp == ADF_RING_EMPTY_SIG)) + return 0; + + resp_opaque = (void *)(uintptr_t)resp->opaque_data; + /* get the dequeue count */ + n = get_dequeue_count(resp_opaque); + if (unlikely(n == 0)) + return 0; + + out_user_data[0] = resp_opaque; + status = QAT_SYM_DP_IS_RESP_SUCCESS(resp); + post_dequeue(resp_opaque, 0, status); + *n_success_jobs += status; + + head = (head + rx_queue->msg_size) & rx_queue->modulo_mask; + + /* we already finished dequeue when n == 1 */ + if (unlikely(n == 1)) { + i = 1; + goto end_deq; + } + + if (is_user_data_array) { + for (i = 1; i < n; i++) { + resp = (struct icp_qat_fw_comn_resp *)( + (uint8_t *)rx_queue->base_addr + head); + if (unlikely(*(uint32_t *)resp == + ADF_RING_EMPTY_SIG)) + goto end_deq; + out_user_data[i] = (void *)(uintptr_t)resp->opaque_data; + status = QAT_SYM_DP_IS_RESP_SUCCESS(resp); + *n_success_jobs += status; + post_dequeue(out_user_data[i], i, status); + head = (head + rx_queue->msg_size) & + rx_queue->modulo_mask; + } + + goto end_deq; + } + + /* opaque is not array */ + for (i = 1; i < n; i++) { + resp = (struct icp_qat_fw_comn_resp *)( + (uint8_t *)rx_queue->base_addr + head); + status = QAT_SYM_DP_IS_RESP_SUCCESS(resp); + if (unlikely(*(uint32_t *)resp == ADF_RING_EMPTY_SIG)) + goto end_deq; + head = (head + rx_queue->msg_size) & + rx_queue->modulo_mask; + post_dequeue(resp_opaque, i, status); + *n_success_jobs += status; + } + +end_deq: + dp_ctx->head = head; + dp_ctx->cached_dequeue += i; + return i; +} + +static __rte_always_inline void * +qat_sym_dp_dequeue(void *qp_data, uint8_t *drv_ctx, int *dequeue_status, + enum rte_crypto_op_status *op_status) +{ + struct qat_qp *qp = qp_data; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + struct qat_queue *rx_queue = &qp->rx_q; + register struct icp_qat_fw_comn_resp *resp; + + resp = (struct icp_qat_fw_comn_resp *)((uint8_t *)rx_queue->base_addr + + dp_ctx->head); + + if (unlikely(*(uint32_t *)resp == ADF_RING_EMPTY_SIG)) + return NULL; + + dp_ctx->head = (dp_ctx->head + rx_queue->msg_size) & + rx_queue->modulo_mask; + dp_ctx->cached_dequeue++; + + *op_status = QAT_SYM_DP_IS_RESP_SUCCESS(resp) ? + RTE_CRYPTO_OP_STATUS_SUCCESS : + RTE_CRYPTO_OP_STATUS_AUTH_FAILED; + *dequeue_status = 0; + return (void *)(uintptr_t)resp->opaque_data; +} + +static __rte_always_inline int +qat_sym_dp_kick_tail(void *qp_data, uint8_t *drv_ctx, uint32_t n) +{ + struct qat_qp *qp = qp_data; + struct qat_queue *tx_queue = &qp->tx_q; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + + if (unlikely(dp_ctx->cached_enqueue != n)) + return -1; + + qp->enqueued += n; + qp->stats.enqueued_count += n; + + tx_queue->tail = dp_ctx->tail; + + WRITE_CSR_RING_TAIL(qp->mmap_bar_addr, + tx_queue->hw_bundle_number, + tx_queue->hw_queue_number, tx_queue->tail); + tx_queue->csr_tail = tx_queue->tail; + dp_ctx->cached_enqueue = 0; + + return 0; +} + +static __rte_always_inline int +qat_sym_dp_update_head(void *qp_data, uint8_t *drv_ctx, uint32_t n) +{ + struct qat_qp *qp = qp_data; + struct qat_queue *rx_queue = &qp->rx_q; + struct qat_sym_dp_ctx *dp_ctx = (void *)drv_ctx; + + if (unlikely(dp_ctx->cached_dequeue != n)) + return -1; + + rx_queue->head = dp_ctx->head; + rx_queue->nb_processed_responses += n; + qp->dequeued += n; + qp->stats.dequeued_count += n; + if (rx_queue->nb_processed_responses > QAT_CSR_HEAD_WRITE_THRESH) { + uint32_t old_head, new_head; + uint32_t max_head; + + old_head = rx_queue->csr_head; + new_head = rx_queue->head; + max_head = qp->nb_descriptors * rx_queue->msg_size; + + /* write out free descriptors */ + void *cur_desc = (uint8_t *)rx_queue->base_addr + old_head; + + if (new_head < old_head) { + memset(cur_desc, ADF_RING_EMPTY_SIG_BYTE, + max_head - old_head); + memset(rx_queue->base_addr, ADF_RING_EMPTY_SIG_BYTE, + new_head); + } else { + memset(cur_desc, ADF_RING_EMPTY_SIG_BYTE, new_head - + old_head); + } + rx_queue->nb_processed_responses = 0; + rx_queue->csr_head = new_head; + + /* write current head to CSR */ + WRITE_CSR_RING_HEAD(qp->mmap_bar_addr, + rx_queue->hw_bundle_number, rx_queue->hw_queue_number, + new_head); + } + + dp_ctx->cached_dequeue = 0; + return 0; +} + +int +qat_sym_configure_dp_ctx(struct rte_cryptodev *dev, uint16_t qp_id, + struct rte_crypto_raw_dp_ctx *raw_dp_ctx, + enum rte_crypto_op_sess_type sess_type, + union rte_cryptodev_session_ctx session_ctx, uint8_t is_update) +{ + struct qat_qp *qp; + struct qat_sym_session *ctx; + struct qat_sym_dp_ctx *dp_ctx; + + qp = dev->data->queue_pairs[qp_id]; + dp_ctx = (struct qat_sym_dp_ctx *)raw_dp_ctx->drv_ctx_data; + + if (!is_update) { + memset(raw_dp_ctx, 0, sizeof(*raw_dp_ctx) + + sizeof(struct qat_sym_dp_ctx)); + raw_dp_ctx->qp_data = dev->data->queue_pairs[qp_id]; + dp_ctx->tail = qp->tx_q.tail; + dp_ctx->head = qp->rx_q.head; + dp_ctx->cached_enqueue = dp_ctx->cached_dequeue = 0; + } + + if (sess_type != RTE_CRYPTO_OP_WITH_SESSION) + return -EINVAL; + + ctx = (struct qat_sym_session *)get_sym_session_private_data( + session_ctx.crypto_sess, qat_sym_driver_id); + + dp_ctx->session = ctx; + + raw_dp_ctx->enqueue_done = qat_sym_dp_kick_tail; + raw_dp_ctx->dequeue_burst = qat_sym_dp_dequeue_burst; + raw_dp_ctx->dequeue = qat_sym_dp_dequeue; + raw_dp_ctx->dequeue_done = qat_sym_dp_update_head; + + if (ctx->qat_cmd == ICP_QAT_FW_LA_CMD_HASH_CIPHER || + ctx->qat_cmd == ICP_QAT_FW_LA_CMD_CIPHER_HASH) { + /* AES-GCM or AES-CCM */ + if (ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_GALOIS_128 || + ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_GALOIS_64 || + (ctx->qat_cipher_alg == ICP_QAT_HW_CIPHER_ALGO_AES128 + && ctx->qat_mode == ICP_QAT_HW_CIPHER_CTR_MODE + && ctx->qat_hash_alg == + ICP_QAT_HW_AUTH_ALGO_AES_CBC_MAC)) { + raw_dp_ctx->enqueue_burst = + qat_sym_dp_enqueue_aead_jobs; + raw_dp_ctx->enqueue = qat_sym_dp_enqueue_single_aead; + } else { + raw_dp_ctx->enqueue_burst = + qat_sym_dp_enqueue_chain_jobs; + raw_dp_ctx->enqueue = qat_sym_dp_enqueue_single_chain; + } + } else if (ctx->qat_cmd == ICP_QAT_FW_LA_CMD_AUTH) { + raw_dp_ctx->enqueue_burst = qat_sym_dp_enqueue_auth_jobs; + raw_dp_ctx->enqueue = qat_sym_dp_enqueue_single_auth; + } else if (ctx->qat_cmd == ICP_QAT_FW_LA_CMD_CIPHER) { + raw_dp_ctx->enqueue_burst = qat_sym_dp_enqueue_cipher_jobs; + raw_dp_ctx->enqueue = qat_sym_dp_enqueue_single_cipher; + } else + return -1; + + return 0; +} + +int +qat_sym_get_dp_ctx_size(__rte_unused struct rte_cryptodev *dev) +{ + return sizeof(struct qat_sym_dp_ctx); +} diff --git a/drivers/crypto/qat/qat_sym_pmd.c b/drivers/crypto/qat/qat_sym_pmd.c index 314742f534..6b189c3191 100644 --- a/drivers/crypto/qat/qat_sym_pmd.c +++ b/drivers/crypto/qat/qat_sym_pmd.c @@ -258,7 +258,11 @@ static struct rte_cryptodev_ops crypto_qat_ops = { /* Crypto related operations */ .sym_session_get_size = qat_sym_session_get_private_size, .sym_session_configure = qat_sym_session_configure, - .sym_session_clear = qat_sym_session_clear + .sym_session_clear = qat_sym_session_clear, + + /* Raw data-path API related operations */ + .sym_get_raw_dp_ctx_size = qat_sym_get_dp_ctx_size, + .sym_configure_raw_dp_ctx = qat_sym_configure_dp_ctx, }; #ifdef RTE_LIBRTE_SECURITY @@ -376,7 +380,8 @@ qat_sym_dev_create(struct qat_pci_device *qat_pci_dev, RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT | RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT | RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT | - RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED; + RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED | + RTE_CRYPTODEV_FF_SYM_RAW_DP; if (rte_eal_process_type() != RTE_PROC_PRIMARY) return 0; -- 2.20.1