--- /dev/null
+/*
+ *------------------------------------------------------------------
+ * Copyright (c) 2020 Intel and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *------------------------------------------------------------------
+ */
+
+#include <vlib/vlib.h>
+#include <vnet/plugin/plugin.h>
+#include <vnet/crypto/crypto.h>
+#include <vnet/ipsec/ipsec.h>
+#include <vpp/app/version.h>
+
+#include <dpdk/buffer.h>
+#include <dpdk/device/dpdk.h>
+#include <dpdk/device/dpdk_priv.h>
+#undef always_inline
+#include <rte_bus_vdev.h>
+#include <rte_cryptodev.h>
+#include <rte_crypto_sym.h>
+#include <rte_crypto.h>
+#include <rte_cryptodev_pmd.h>
+#include <rte_config.h>
+
+#include "cryptodev.h"
+
+#if CLIB_DEBUG > 0
+#define always_inline static inline
+#else
+#define always_inline static inline __attribute__ ((__always_inline__))
+#endif
+
+static_always_inline u64
+compute_ofs_linked_alg (vnet_crypto_async_frame_elt_t *fe, i16 *min_ofs,
+ u32 *max_end)
+{
+ union rte_crypto_sym_ofs ofs;
+ u32 crypto_end = fe->crypto_start_offset + fe->crypto_total_length;
+ u32 integ_end =
+ fe->integ_start_offset + fe->crypto_total_length + fe->integ_length_adj;
+
+ *min_ofs = clib_min (fe->crypto_start_offset, fe->integ_start_offset);
+ *max_end = clib_max (crypto_end, integ_end);
+
+ ofs.ofs.cipher.head = fe->crypto_start_offset - *min_ofs;
+ ofs.ofs.cipher.tail = *max_end - crypto_end;
+ ofs.ofs.auth.head = fe->integ_start_offset - *min_ofs;
+ ofs.ofs.auth.tail = *max_end - integ_end;
+
+ return ofs.raw;
+}
+
+static_always_inline int
+cryptodev_frame_build_sgl (vlib_main_t *vm, enum rte_iova_mode iova_mode,
+ struct rte_crypto_vec *data_vec, u16 *n_seg,
+ vlib_buffer_t *b, u32 size)
+{
+ struct rte_crypto_vec *vec = data_vec + 1;
+ if (vlib_buffer_chain_linearize (vm, b) > CRYPTODEV_MAX_N_SGL)
+ return -1;
+
+ while ((b->flags & VLIB_BUFFER_NEXT_PRESENT) && size)
+ {
+ u32 len;
+ b = vlib_get_buffer (vm, b->next_buffer);
+ len = clib_min (b->current_length, size);
+ vec->base = (void *) vlib_buffer_get_current (b);
+ if (iova_mode == RTE_IOVA_VA)
+ vec->iova = pointer_to_uword (vec->base);
+ else
+ vec->iova = vlib_buffer_get_current_pa (vm, b);
+ vec->len = len;
+ size -= len;
+ vec++;
+ *n_seg += 1;
+ }
+
+ if (size)
+ return -1;
+
+ return 0;
+}
+
+static_always_inline void
+cryptodev_reset_ctx (cryptodev_engine_thread_t *cet)
+{
+ union rte_cryptodev_session_ctx sess_ctx;
+
+ ASSERT (cet->reset_sess != 0);
+
+ sess_ctx.crypto_sess = cet->reset_sess;
+
+ rte_cryptodev_configure_raw_dp_ctx (cet->cryptodev_id, cet->cryptodev_q,
+ cet->ctx, RTE_CRYPTO_OP_WITH_SESSION,
+ sess_ctx, 0);
+}
+
+static_always_inline int
+cryptodev_frame_linked_algs_enqueue (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame,
+ cryptodev_op_type_t op_type)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
+ vnet_crypto_async_frame_elt_t *fe;
+ vlib_buffer_t **b;
+ struct rte_crypto_vec vec[CRYPTODEV_MAX_N_SGL];
+ struct rte_crypto_va_iova_ptr iv_vec, digest_vec;
+ u32 n_elts;
+ u32 last_key_index = ~0;
+ i16 min_ofs;
+ u32 max_end;
+ u8 is_update = 0;
+ int status;
+
+ n_elts = frame->n_elts;
+
+ if (PREDICT_FALSE (CRYPTODEV_MAX_INFLIGHT - cet->inflight < n_elts))
+ {
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+
+ vlib_get_buffers (vm, frame->buffer_indices, cet->b, frame->n_elts);
+
+ b = cet->b;
+ fe = frame->elts;
+
+ while (n_elts)
+ {
+ union rte_crypto_sym_ofs cofs;
+ u16 n_seg = 1;
+
+ if (n_elts > 2)
+ {
+ CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (&fe[2], CLIB_CACHE_LINE_BYTES, LOAD);
+ vlib_prefetch_buffer_header (b[1], LOAD);
+ vlib_prefetch_buffer_header (b[2], LOAD);
+ }
+
+ if (PREDICT_FALSE (last_key_index != fe->key_index))
+ {
+ cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
+ union rte_cryptodev_session_ctx sess_ctx;
+
+ if (PREDICT_FALSE (key->keys[vm->numa_node][op_type] == 0))
+ {
+ status = cryptodev_session_create (vm, fe->key_index, 0);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+ }
+
+ /* Borrow a created session to reset session ctx, based on a valid
+ * assumption that the session reset won't happen until first valid
+ * packet is processed */
+ if (PREDICT_FALSE (cet->reset_sess == 0))
+ cet->reset_sess = key->keys[vm->numa_node][op_type];
+
+ sess_ctx.crypto_sess = key->keys[vm->numa_node][op_type];
+
+ status = rte_cryptodev_configure_raw_dp_ctx (
+ cet->cryptodev_id, cet->cryptodev_q, cet->ctx,
+ RTE_CRYPTO_OP_WITH_SESSION, sess_ctx, is_update);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ last_key_index = fe->key_index;
+ is_update = 1;
+ }
+
+ cofs.raw = compute_ofs_linked_alg (fe, &min_ofs, &max_end);
+
+ vec->len = max_end - min_ofs;
+ if (cmt->iova_mode == RTE_IOVA_VA)
+ {
+ vec[0].base = (void *) (b[0]->data + min_ofs);
+ vec[0].iova = pointer_to_uword (b[0]->data) + min_ofs;
+ iv_vec.va = (void *) fe->iv;
+ iv_vec.iova = pointer_to_uword (fe->iv);
+ digest_vec.va = (void *) fe->tag;
+ digest_vec.iova = pointer_to_uword (fe->tag);
+ }
+ else
+ {
+ vec[0].base = (void *) (b[0]->data + min_ofs);
+ vec[0].iova = vlib_buffer_get_pa (vm, b[0]) + min_ofs;
+ iv_vec.va = (void *) fe->iv;
+ iv_vec.iova = vlib_physmem_get_pa (vm, fe->iv);
+ digest_vec.va = (void *) fe->tag;
+ digest_vec.iova = vlib_physmem_get_pa (vm, fe->digest);
+ }
+
+ if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
+ {
+ vec[0].len = b[0]->current_data + b[0]->current_length - min_ofs;
+ if (cryptodev_frame_build_sgl (vm, cmt->iova_mode, vec, &n_seg, b[0],
+ max_end - min_ofs - vec->len) < 0)
+ goto error_exit;
+ }
+
+ status = rte_cryptodev_raw_enqueue (cet->ctx, vec, n_seg, cofs, &iv_vec,
+ &digest_vec, 0, (void *) frame);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ b++;
+ fe++;
+ n_elts--;
+ }
+
+ status = rte_cryptodev_raw_enqueue_done (cet->ctx, frame->n_elts);
+ if (PREDICT_FALSE (status < 0))
+ {
+ cryptodev_reset_ctx (cet);
+ return -1;
+ }
+
+ cet->inflight += frame->n_elts;
+ return 0;
+
+error_exit:
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ cryptodev_reset_ctx (cet);
+ return -1;
+}
+
+static_always_inline int
+cryptodev_raw_aead_enqueue (vlib_main_t *vm, vnet_crypto_async_frame_t *frame,
+ cryptodev_op_type_t op_type, u8 aad_len)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
+ vnet_crypto_async_frame_elt_t *fe;
+ vlib_buffer_t **b;
+ u32 n_elts;
+ union rte_crypto_sym_ofs cofs;
+ struct rte_crypto_vec vec[CRYPTODEV_MAX_N_SGL];
+ struct rte_crypto_va_iova_ptr iv_vec, digest_vec, aad_vec;
+ u32 last_key_index = ~0;
+ u8 is_update = 0;
+ int status;
+
+ n_elts = frame->n_elts;
+
+ if (PREDICT_FALSE (CRYPTODEV_MAX_INFLIGHT - cet->inflight < n_elts))
+ {
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+
+ vlib_get_buffers (vm, frame->buffer_indices, cet->b, frame->n_elts);
+
+ fe = frame->elts;
+ b = cet->b;
+ cofs.raw = 0;
+
+ while (n_elts)
+ {
+ u32 aad_offset = ((cet->aad_index++) & CRYPTODEV_AAD_MASK) << 4;
+ u16 n_seg = 1;
+
+ if (n_elts > 1)
+ {
+ CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
+ vlib_prefetch_buffer_header (b[1], LOAD);
+ }
+
+ if (PREDICT_FALSE (last_key_index != fe->key_index))
+ {
+ cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
+ union rte_cryptodev_session_ctx sess_ctx;
+
+ if (PREDICT_FALSE (key->keys[vm->numa_node][op_type] == 0))
+ {
+ status = cryptodev_session_create (vm, fe->key_index, aad_len);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+ }
+
+ if (PREDICT_FALSE (
+ (u8) key->keys[vm->numa_node][op_type]->opaque_data !=
+ aad_len))
+ {
+ cryptodev_sess_handler (vm, VNET_CRYPTO_KEY_OP_DEL,
+ fe->key_index, aad_len);
+ status = cryptodev_session_create (vm, fe->key_index, aad_len);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+ }
+
+ /* Borrow a created session to reset session ctx, based on a valid
+ * assumption that the session reset won't happen until first valid
+ * packet is processed */
+
+ if (PREDICT_FALSE (cet->reset_sess == 0))
+ cet->reset_sess = key->keys[vm->numa_node][op_type];
+
+ sess_ctx.crypto_sess = key->keys[vm->numa_node][op_type];
+
+ status = rte_cryptodev_configure_raw_dp_ctx (
+ cet->cryptodev_id, cet->cryptodev_q, cet->ctx,
+ RTE_CRYPTO_OP_WITH_SESSION, sess_ctx, is_update);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ last_key_index = fe->key_index;
+ is_update = 1;
+ }
+
+ if (cmt->iova_mode == RTE_IOVA_VA)
+ {
+ vec[0].base = (void *) (b[0]->data + fe->crypto_start_offset);
+ vec[0].iova = pointer_to_uword (vec[0].base);
+ vec[0].len = fe->crypto_total_length;
+ iv_vec.va = (void *) fe->iv;
+ iv_vec.iova = pointer_to_uword (fe->iv);
+ digest_vec.va = (void *) fe->tag;
+ digest_vec.iova = pointer_to_uword (fe->tag);
+ aad_vec.va = (void *) (cet->aad_buf + aad_offset);
+ aad_vec.iova = cet->aad_phy_addr + aad_offset;
+ }
+ else
+ {
+ vec[0].base = (void *) (b[0]->data + fe->crypto_start_offset);
+ vec[0].iova =
+ vlib_buffer_get_pa (vm, b[0]) + fe->crypto_start_offset;
+ vec[0].len = fe->crypto_total_length;
+ iv_vec.va = (void *) fe->iv;
+ iv_vec.iova = vlib_physmem_get_pa (vm, fe->iv);
+ aad_vec.va = (void *) (cet->aad_buf + aad_offset);
+ aad_vec.iova = cet->aad_phy_addr + aad_offset;
+ digest_vec.va = (void *) fe->tag;
+ digest_vec.iova = vlib_physmem_get_pa (vm, fe->tag);
+ }
+
+ if (aad_len == 8)
+ *(u64 *) (cet->aad_buf + aad_offset) = *(u64 *) fe->aad;
+ else
+ {
+ /* aad_len == 12 */
+ *(u64 *) (cet->aad_buf + aad_offset) = *(u64 *) fe->aad;
+ *(u32 *) (cet->aad_buf + aad_offset + 8) = *(u32 *) (fe->aad + 8);
+ }
+
+ if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
+ {
+ vec[0].len = b[0]->current_data + b[0]->current_length -
+ fe->crypto_start_offset;
+ status =
+ cryptodev_frame_build_sgl (vm, cmt->iova_mode, vec, &n_seg, b[0],
+ fe->crypto_total_length - vec[0].len);
+ if (status < 0)
+ goto error_exit;
+ }
+
+ status =
+ rte_cryptodev_raw_enqueue (cet->ctx, vec, n_seg, cofs, &iv_vec,
+ &digest_vec, &aad_vec, (void *) frame);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ fe++;
+ b++;
+ n_elts--;
+ }
+
+ status = rte_cryptodev_raw_enqueue_done (cet->ctx, frame->n_elts);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ cet->inflight += frame->n_elts;
+
+ return 0;
+
+error_exit:
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ cryptodev_reset_ctx (cet);
+ return -1;
+}
+
+static_always_inline u32
+cryptodev_get_frame_n_elts (void *frame)
+{
+ vnet_crypto_async_frame_t *f = (vnet_crypto_async_frame_t *) frame;
+ return f->n_elts;
+}
+
+static_always_inline void
+cryptodev_post_dequeue (void *frame, u32 index, u8 is_op_success)
+{
+ vnet_crypto_async_frame_t *f = (vnet_crypto_async_frame_t *) frame;
+
+ f->elts[index].status = is_op_success ? VNET_CRYPTO_OP_STATUS_COMPLETED :
+ VNET_CRYPTO_OP_STATUS_FAIL_BAD_HMAC;
+}
+
+#define GET_RING_OBJ(r, pos, f) \
+ do \
+ { \
+ vnet_crypto_async_frame_t **ring = (void *) &r[1]; \
+ f = ring[(r->cons.head + pos) & r->mask]; \
+ } \
+ while (0)
+
+static_always_inline vnet_crypto_async_frame_t *
+cryptodev_raw_dequeue (vlib_main_t *vm, u32 *nb_elts_processed,
+ u32 *enqueue_thread_idx)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
+ vnet_crypto_async_frame_t *frame, *frame_ret = 0;
+ u32 n_deq, n_success;
+ u32 n_cached_frame = rte_ring_count (cet->cached_frame), n_room_left;
+ u8 no_job_to_deq = 0;
+ u16 inflight = cet->inflight;
+ int dequeue_status;
+
+ n_room_left = CRYPTODEV_DEQ_CACHE_SZ - n_cached_frame - 1;
+
+ if (n_cached_frame)
+ {
+ u32 i;
+ for (i = 0; i < n_cached_frame; i++)
+ {
+ vnet_crypto_async_frame_t *f;
+ void *f_ret;
+ enum rte_crypto_op_status op_status;
+ u8 n_left, err, j;
+
+ GET_RING_OBJ (cet->cached_frame, i, f);
+
+ if (i < n_cached_frame - 2)
+ {
+ vnet_crypto_async_frame_t *f1, *f2;
+ GET_RING_OBJ (cet->cached_frame, i + 1, f1);
+ GET_RING_OBJ (cet->cached_frame, i + 2, f2);
+ CLIB_PREFETCH (f1, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (f2, CLIB_CACHE_LINE_BYTES, LOAD);
+ }
+
+ n_left = f->state & 0x7f;
+ err = f->state & 0x80;
+
+ for (j = f->n_elts - n_left; j < f->n_elts && inflight; j++)
+ {
+ int ret;
+ f_ret = rte_cryptodev_raw_dequeue (cet->ctx, &ret, &op_status);
+
+ if (!f_ret)
+ break;
+
+ switch (op_status)
+ {
+ case RTE_CRYPTO_OP_STATUS_SUCCESS:
+ f->elts[j].status = VNET_CRYPTO_OP_STATUS_COMPLETED;
+ break;
+ default:
+ f->elts[j].status = VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR;
+ err |= 1 << 7;
+ }
+
+ inflight--;
+ }
+
+ if (j == f->n_elts)
+ {
+ if (i == 0)
+ {
+ frame_ret = f;
+ f->state = err ? VNET_CRYPTO_FRAME_STATE_ELT_ERROR :
+ VNET_CRYPTO_FRAME_STATE_SUCCESS;
+ }
+ else
+ {
+ f->state = f->n_elts - j;
+ f->state |= err;
+ }
+ if (inflight)
+ continue;
+ }
+
+ /* to here f is not completed dequeued and no more job can be
+ * dequeued
+ */
+ f->state = f->n_elts - j;
+ f->state |= err;
+ no_job_to_deq = 1;
+ break;
+ }
+
+ if (frame_ret)
+ {
+ rte_ring_sc_dequeue (cet->cached_frame, (void **) &frame_ret);
+ n_room_left++;
+ }
+ }
+
+ /* no point to dequeue further */
+ if (!inflight || no_job_to_deq || !n_room_left)
+ goto end_deq;
+
+ n_deq = rte_cryptodev_raw_dequeue_burst (
+ cet->ctx, cryptodev_get_frame_n_elts, cryptodev_post_dequeue,
+ (void **) &frame, 0, &n_success, &dequeue_status);
+ if (!n_deq)
+ goto end_deq;
+
+ inflight -= n_deq;
+ no_job_to_deq = n_deq < frame->n_elts;
+ /* we have to cache the frame */
+ if (frame_ret || n_cached_frame || no_job_to_deq)
+ {
+ frame->state = frame->n_elts - n_deq;
+ frame->state |= ((n_success < n_deq) << 7);
+ rte_ring_sp_enqueue (cet->cached_frame, (void *) frame);
+ n_room_left--;
+ }
+ else
+ {
+ frame->state = n_success == frame->n_elts ?
+ VNET_CRYPTO_FRAME_STATE_SUCCESS :
+ VNET_CRYPTO_FRAME_STATE_ELT_ERROR;
+ frame_ret = frame;
+ }
+
+ /* see if we can dequeue more */
+ while (inflight && n_room_left && !no_job_to_deq)
+ {
+ n_deq = rte_cryptodev_raw_dequeue_burst (
+ cet->ctx, cryptodev_get_frame_n_elts, cryptodev_post_dequeue,
+ (void **) &frame, 0, &n_success, &dequeue_status);
+ if (!n_deq)
+ break;
+ inflight -= n_deq;
+ no_job_to_deq = n_deq < frame->n_elts;
+ frame->state = frame->n_elts - n_deq;
+ frame->state |= ((n_success < n_deq) << 7);
+ rte_ring_sp_enqueue (cet->cached_frame, (void *) frame);
+ n_room_left--;
+ }
+
+end_deq:
+ if (inflight < cet->inflight)
+ {
+ int res =
+ rte_cryptodev_raw_dequeue_done (cet->ctx, cet->inflight - inflight);
+ ASSERT (res == 0);
+ cet->inflight = inflight;
+ }
+
+ if (frame_ret)
+ {
+ *nb_elts_processed = frame_ret->n_elts;
+ *enqueue_thread_idx = frame_ret->enqueue_thread_index;
+ }
+
+ return frame_ret;
+}
+
+static_always_inline int
+cryptodev_raw_enq_aead_aad_8_enc (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_raw_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_ENCRYPT, 8);
+}
+static_always_inline int
+cryptodev_raw_enq_aead_aad_12_enc (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_raw_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_ENCRYPT, 12);
+}
+
+static_always_inline int
+cryptodev_raw_enq_aead_aad_8_dec (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_raw_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_DECRYPT, 8);
+}
+static_always_inline int
+cryptodev_raw_enq_aead_aad_12_dec (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_raw_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_DECRYPT, 12);
+}
+
+static_always_inline int
+cryptodev_raw_enq_linked_alg_enc (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_linked_algs_enqueue (vm, frame,
+ CRYPTODEV_OP_TYPE_ENCRYPT);
+}
+
+static_always_inline int
+cryptodev_raw_enq_linked_alg_dec (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_linked_algs_enqueue (vm, frame,
+ CRYPTODEV_OP_TYPE_DECRYPT);
+}
+
+clib_error_t *
+cryptodev_register_raw_hdl (vlib_main_t *vm, u32 eidx)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet;
+ cryptodev_inst_t *cinst;
+ struct rte_cryptodev_info info;
+ struct rte_cryptodev_sym_capability_idx cap_auth_idx;
+ struct rte_cryptodev_sym_capability_idx cap_cipher_idx;
+ struct rte_cryptodev_sym_capability_idx cap_aead_idx;
+ u32 support_raw_api = 1, max_ctx_size = 0;
+ clib_error_t *error = 0;
+
+ vec_foreach (cinst, cmt->cryptodev_inst)
+ {
+ u32 ctx_size;
+ rte_cryptodev_info_get (cinst->dev_id, &info);
+ if (!(info.feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP))
+ {
+ support_raw_api = 0;
+ break;
+ }
+
+ ctx_size = rte_cryptodev_get_raw_dp_ctx_size (cinst->dev_id);
+ max_ctx_size = clib_max (ctx_size, max_ctx_size);
+ }
+
+ if (!support_raw_api)
+ return cryptodev_register_cop_hdl (vm, eidx);
+
+ vec_foreach (cet, cmt->per_thread_data)
+ {
+ u32 thread_id = cet - cmt->per_thread_data;
+ u32 numa = vlib_get_main_by_index (thread_id)->numa_node;
+ u8 *name = format (0, "cache_frame_ring_%u_%u", numa, thread_id);
+
+ cet->cached_frame =
+ rte_ring_create ((char *) name, CRYPTODEV_DEQ_CACHE_SZ, numa,
+ RING_F_SC_DEQ | RING_F_SP_ENQ);
+
+ cet->aad_buf = rte_zmalloc_socket (
+ 0, CRYPTODEV_NB_CRYPTO_OPS * CRYPTODEV_MAX_AAD_SIZE,
+ CLIB_CACHE_LINE_BYTES, numa);
+ if (cet->aad_buf == 0)
+ {
+ error = clib_error_return (0, "Failed to alloc aad buf");
+ goto err_handling;
+ }
+ cet->aad_phy_addr = rte_malloc_virt2iova (cet->aad_buf);
+
+ cet->ctx =
+ rte_zmalloc_socket (0, max_ctx_size, CLIB_CACHE_LINE_BYTES, numa);
+ if (!cet->ctx)
+ {
+ error = clib_error_return (0, "Failed to alloc raw dp ctx");
+ goto err_handling;
+ }
+
+ if (cet->cached_frame == 0)
+ {
+ error = clib_error_return (0, "Failed to alloc frame ring %s", name);
+ goto err_handling;
+ }
+
+ vec_free (name);
+ }
+
+/** INDENT-OFF **/
+#define _(a, b, c, d, e, f, g) \
+ cap_aead_idx.type = RTE_CRYPTO_SYM_XFORM_AEAD; \
+ cap_aead_idx.algo.aead = RTE_CRYPTO_##b##_##c; \
+ if (cryptodev_check_cap_support (&cap_aead_idx, g, e, f)) \
+ { \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_ENC, \
+ cryptodev_raw_enq_aead_aad_##f##_enc, cryptodev_raw_dequeue); \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_DEC, \
+ cryptodev_raw_enq_aead_aad_##f##_dec, cryptodev_raw_dequeue); \
+ }
+ foreach_vnet_aead_crypto_conversion
+#undef _
+
+#define _(a, b, c, d, e) \
+ cap_auth_idx.type = RTE_CRYPTO_SYM_XFORM_AUTH; \
+ cap_auth_idx.algo.auth = RTE_CRYPTO_AUTH_##d##_HMAC; \
+ cap_cipher_idx.type = RTE_CRYPTO_SYM_XFORM_CIPHER; \
+ cap_cipher_idx.algo.cipher = RTE_CRYPTO_CIPHER_##b; \
+ if (cryptodev_check_cap_support (&cap_cipher_idx, c, -1, -1) && \
+ cryptodev_check_cap_support (&cap_auth_idx, -1, e, -1)) \
+ { \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_##d##_TAG##e##_ENC, \
+ cryptodev_raw_enq_linked_alg_enc, cryptodev_raw_dequeue); \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_##d##_TAG##e##_DEC, \
+ cryptodev_raw_enq_linked_alg_dec, cryptodev_raw_dequeue); \
+ }
+ foreach_cryptodev_link_async_alg
+#undef _
+
+ cmt->is_raw_api = 1;
+
+ return 0;
+
+err_handling:
+ vec_foreach (cet, cmt->per_thread_data)
+ {
+ if (cet->cached_frame)
+ rte_ring_free (cet->cached_frame);
+ }
+
+ return error;
+}
Code Review / vpp.git / blobdiff