--- /dev/null
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2020 Intel Corporation
+ */
+
+#include <rte_cryptodev_pmd.h>
+
+#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);
+}
git.droids-corp.org / dpdk.git / commitdiff