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-rw-r--r--src/plugins/crypto_sw_scheduler/CMakeLists.txt17
-rw-r--r--src/plugins/crypto_sw_scheduler/crypto_sw_scheduler.h61
-rw-r--r--src/plugins/crypto_sw_scheduler/main.c713
3 files changed, 791 insertions, 0 deletions
diff --git a/src/plugins/crypto_sw_scheduler/CMakeLists.txt b/src/plugins/crypto_sw_scheduler/CMakeLists.txt
new file mode 100644
index 00000000000..b94b8f8804c
--- /dev/null
+++ b/src/plugins/crypto_sw_scheduler/CMakeLists.txt
@@ -0,0 +1,17 @@
+# 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.
+
+add_vpp_plugin(crypto_sw_scheduler
+ SOURCES
+ main.c
+)
diff --git a/src/plugins/crypto_sw_scheduler/crypto_sw_scheduler.h b/src/plugins/crypto_sw_scheduler/crypto_sw_scheduler.h
new file mode 100644
index 00000000000..9db42ba18ce
--- /dev/null
+++ b/src/plugins/crypto_sw_scheduler/crypto_sw_scheduler.h
@@ -0,0 +1,61 @@
+/*
+ * 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 <vnet/crypto/crypto.h>
+
+#ifndef __crypto_sw_scheduler_h__
+#define __crypto_sw_scheduler_h__
+
+#define CRYPTO_SW_SCHEDULER_QUEUE_SIZE 64
+#define CRYPTO_SW_SCHEDULER_QUEUE_MASK (CRYPTO_SW_SCHEDULER_QUEUE_SIZE - 1)
+
+typedef struct
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+ u32 head;
+ u32 tail;
+ vnet_crypto_async_frame_t *jobs[0];
+} crypto_sw_scheduler_queue_t;
+
+typedef struct
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+ crypto_sw_scheduler_queue_t *queues[VNET_CRYPTO_ASYNC_OP_N_IDS];
+ vnet_crypto_op_t *crypto_ops;
+ vnet_crypto_op_t *integ_ops;
+ vnet_crypto_op_t *chained_crypto_ops;
+ vnet_crypto_op_t *chained_integ_ops;
+ vnet_crypto_op_chunk_t *chunks;
+ u8 self_crypto_enabled;
+} crypto_sw_scheduler_per_thread_data_t;
+
+typedef struct
+{
+ u32 crypto_engine_index;
+ crypto_sw_scheduler_per_thread_data_t *per_thread_data;
+ vnet_crypto_key_t *keys;
+} crypto_sw_scheduler_main_t;
+
+extern crypto_sw_scheduler_main_t crypto_sw_scheduler_main;
+
+#endif // __crypto_native_h__
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/crypto_sw_scheduler/main.c b/src/plugins/crypto_sw_scheduler/main.c
new file mode 100644
index 00000000000..8f27fefe29a
--- /dev/null
+++ b/src/plugins/crypto_sw_scheduler/main.c
@@ -0,0 +1,713 @@
+/*
+ * 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 <vpp/app/version.h>
+
+#include "crypto_sw_scheduler.h"
+
+int
+crypto_sw_scheduler_set_worker_crypto (u32 worker_idx, u8 enabled)
+{
+ crypto_sw_scheduler_main_t *cm = &crypto_sw_scheduler_main;
+ vlib_thread_main_t *tm = vlib_get_thread_main ();
+ crypto_sw_scheduler_per_thread_data_t *ptd = 0;
+ u32 count = 0, i = vlib_num_workers () > 0;
+
+ if (worker_idx >= vlib_num_workers ())
+ {
+ return VNET_API_ERROR_INVALID_VALUE;
+ }
+
+ for (; i < tm->n_vlib_mains; i++)
+ {
+ ptd = cm->per_thread_data + i;
+ count += ptd->self_crypto_enabled;
+ }
+
+ if (enabled || count > 1)
+ {
+ cm->per_thread_data[vlib_get_worker_thread_index
+ (worker_idx)].self_crypto_enabled = enabled;
+ }
+ else /* cannot disable all crypto workers */
+ {
+ return VNET_API_ERROR_INVALID_VALUE_2;
+ }
+ return 0;
+}
+
+static void
+crypto_sw_scheduler_key_handler (vlib_main_t * vm, vnet_crypto_key_op_t kop,
+ vnet_crypto_key_index_t idx)
+{
+ crypto_sw_scheduler_main_t *cm = &crypto_sw_scheduler_main;
+ vnet_crypto_key_t *key = vnet_crypto_get_key (idx);
+
+ vec_validate (cm->keys, idx);
+
+ if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
+ {
+ if (kop == VNET_CRYPTO_KEY_OP_DEL)
+ {
+ cm->keys[idx].index_crypto = UINT32_MAX;
+ cm->keys[idx].index_integ = UINT32_MAX;
+ }
+ else
+ {
+ cm->keys[idx] = *key;
+ }
+ }
+}
+
+static int
+crypto_sw_scheduler_frame_enqueue (vlib_main_t * vm,
+ vnet_crypto_async_frame_t * frame)
+{
+ crypto_sw_scheduler_main_t *cm = &crypto_sw_scheduler_main;
+ crypto_sw_scheduler_per_thread_data_t *ptd
+ = vec_elt_at_index (cm->per_thread_data, vm->thread_index);
+ crypto_sw_scheduler_queue_t *q = ptd->queues[frame->op];
+ u64 head = q->head;
+
+ if (q->jobs[head & CRYPTO_SW_SCHEDULER_QUEUE_MASK])
+ {
+ u32 n_elts = frame->n_elts, i;
+ for (i = 0; i < n_elts; i++)
+ frame->elts[i].status = VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR;
+ frame->state = VNET_CRYPTO_FRAME_STATE_ELT_ERROR;
+ return -1;
+ }
+ frame->state = VNET_CRYPTO_FRAME_STATE_NOT_PROCESSED;
+ q->jobs[head & CRYPTO_SW_SCHEDULER_QUEUE_MASK] = frame;
+ head += 1;
+ CLIB_MEMORY_STORE_BARRIER ();
+ q->head = head;
+ return 0;
+}
+
+static_always_inline vnet_crypto_async_frame_t *
+crypto_sw_scheduler_get_pending_frame (crypto_sw_scheduler_queue_t * q)
+{
+ vnet_crypto_async_frame_t *f;
+ u32 i;
+ u32 tail = q->tail;
+ u32 head = q->head;
+
+ for (i = tail; i < head; i++)
+ {
+ f = q->jobs[i & CRYPTO_SW_SCHEDULER_QUEUE_MASK];
+ if (!f)
+ continue;
+ if (clib_atomic_bool_cmp_and_swap
+ (&f->state, VNET_CRYPTO_FRAME_STATE_PENDING,
+ VNET_CRYPTO_FRAME_STATE_WORK_IN_PROGRESS))
+ {
+ return f;
+ }
+ }
+ return NULL;
+}
+
+static_always_inline vnet_crypto_async_frame_t *
+crypto_sw_scheduler_get_completed_frame (crypto_sw_scheduler_queue_t * q)
+{
+ vnet_crypto_async_frame_t *f = 0;
+ if (q->jobs[q->tail & CRYPTO_SW_SCHEDULER_QUEUE_MASK]
+ && q->jobs[q->tail & CRYPTO_SW_SCHEDULER_QUEUE_MASK]->state
+ >= VNET_CRYPTO_FRAME_STATE_SUCCESS)
+ {
+ u32 tail = q->tail;
+ CLIB_MEMORY_STORE_BARRIER ();
+ q->tail++;
+ f = q->jobs[tail & CRYPTO_SW_SCHEDULER_QUEUE_MASK];
+ q->jobs[tail & CRYPTO_SW_SCHEDULER_QUEUE_MASK] = 0;
+ }
+ return f;
+}
+
+static_always_inline void
+cryptodev_sw_scheduler_sgl (vlib_main_t * vm,
+ crypto_sw_scheduler_per_thread_data_t * ptd,
+ vlib_buffer_t * b, vnet_crypto_op_t * op,
+ i32 offset, i32 len)
+{
+ vnet_crypto_op_chunk_t *ch;
+ vlib_buffer_t *nb = b;
+ u32 n_chunks = 0;
+ u32 chunk_index = vec_len (ptd->chunks);
+
+ op->flags |= VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS;
+
+ while (len)
+ {
+ if (nb->current_data + nb->current_length > offset)
+ {
+ vec_add2 (ptd->chunks, ch, 1);
+ ch->src = ch->dst = nb->data + offset;
+ ch->len
+ = clib_min (nb->current_data + nb->current_length - offset, len);
+ len -= ch->len;
+ offset = 0;
+ n_chunks++;
+ if (!len)
+ break;
+ }
+ if (offset)
+ offset -= nb->current_data + nb->current_length;
+ if (nb->flags & VLIB_BUFFER_NEXT_PRESENT)
+ nb = vlib_get_buffer (vm, nb->next_buffer);
+ else
+ break;
+ }
+
+ ASSERT (offset == 0 && len == 0);
+ op->chunk_index = chunk_index;
+ op->n_chunks = n_chunks;
+}
+
+static_always_inline void
+crypto_sw_scheduler_convert_aead (vlib_main_t * vm,
+ crypto_sw_scheduler_per_thread_data_t * ptd,
+ vnet_crypto_async_frame_elt_t * fe,
+ u32 index, u32 bi,
+ vnet_crypto_op_id_t op_id, u16 aad_len,
+ u8 tag_len)
+{
+ vlib_buffer_t *b = vlib_get_buffer (vm, bi);
+ vnet_crypto_op_t *op = 0;
+
+ if (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS)
+ {
+ vec_add2 (ptd->chained_crypto_ops, op, 1);
+ cryptodev_sw_scheduler_sgl (vm, ptd, b, op, fe->crypto_start_offset,
+ fe->crypto_total_length);
+ }
+ else
+ {
+ vec_add2 (ptd->crypto_ops, op, 1);
+ op->src = op->dst = b->data + fe->crypto_start_offset;
+ op->len = fe->crypto_total_length;
+ }
+
+ op->op = op_id;
+ op->tag = fe->tag;
+ op->flags = fe->flags;
+ op->key_index = fe->key_index;
+ op->iv = fe->iv;
+ op->aad = fe->aad;
+ op->aad_len = aad_len;
+ op->tag_len = tag_len;
+ op->user_data = index;
+}
+
+static_always_inline void
+crypto_sw_scheduler_convert_link_crypto (vlib_main_t * vm,
+ crypto_sw_scheduler_per_thread_data_t
+ * ptd, vnet_crypto_key_t * key,
+ vnet_crypto_async_frame_elt_t * fe,
+ u32 index, u32 bi,
+ vnet_crypto_op_id_t crypto_op_id,
+ vnet_crypto_op_id_t integ_op_id,
+ u32 digest_len, u8 is_enc)
+{
+ vlib_buffer_t *b = vlib_get_buffer (vm, bi);
+ vnet_crypto_op_t *crypto_op = 0, *integ_op = 0;
+
+ if (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS)
+ {
+ vec_add2 (ptd->chained_crypto_ops, crypto_op, 1);
+ vec_add2 (ptd->chained_integ_ops, integ_op, 1);
+ cryptodev_sw_scheduler_sgl (vm, ptd, b, crypto_op,
+ fe->crypto_start_offset,
+ fe->crypto_total_length);
+ cryptodev_sw_scheduler_sgl (vm, ptd, b, integ_op,
+ fe->integ_start_offset,
+ fe->crypto_total_length +
+ fe->integ_length_adj);
+ }
+ else
+ {
+ vec_add2 (ptd->crypto_ops, crypto_op, 1);
+ vec_add2 (ptd->integ_ops, integ_op, 1);
+ crypto_op->src = crypto_op->dst = b->data + fe->crypto_start_offset;
+ crypto_op->len = fe->crypto_total_length;
+ integ_op->src = integ_op->dst = b->data + fe->integ_start_offset;
+ integ_op->len = fe->crypto_total_length + fe->integ_length_adj;
+ }
+
+ crypto_op->op = crypto_op_id;
+ crypto_op->iv = fe->iv;
+ crypto_op->key_index = key->index_crypto;
+ crypto_op->user_data = 0;
+ integ_op->op = integ_op_id;
+ integ_op->digest = fe->digest;
+ integ_op->digest_len = digest_len;
+ integ_op->key_index = key->index_integ;
+ if (is_enc)
+ crypto_op->flags |= VNET_CRYPTO_OP_FLAG_INIT_IV;
+ else
+ integ_op->flags |= VNET_CRYPTO_OP_FLAG_HMAC_CHECK;
+ crypto_op->user_data = integ_op->user_data = index;
+}
+
+static_always_inline void
+process_ops (vlib_main_t * vm, vnet_crypto_async_frame_t * f,
+ vnet_crypto_op_t * ops, u8 * state)
+{
+ u32 n_fail, n_ops = vec_len (ops);
+ vnet_crypto_op_t *op = ops;
+
+ if (n_ops == 0)
+ return;
+
+ n_fail = n_ops - vnet_crypto_process_ops (vm, op, n_ops);
+
+ while (n_fail)
+ {
+ ASSERT (op - ops < n_ops);
+
+ if (op->status != VNET_CRYPTO_OP_STATUS_COMPLETED)
+ {
+ f->elts[op->user_data].status = op->status;
+ *state = VNET_CRYPTO_FRAME_STATE_ELT_ERROR;
+ n_fail--;
+ }
+ op++;
+ }
+}
+
+static_always_inline void
+process_chained_ops (vlib_main_t * vm, vnet_crypto_async_frame_t * f,
+ vnet_crypto_op_t * ops, vnet_crypto_op_chunk_t * chunks,
+ u8 * state)
+{
+ u32 n_fail, n_ops = vec_len (ops);
+ vnet_crypto_op_t *op = ops;
+
+ if (n_ops == 0)
+ return;
+
+ n_fail = n_ops - vnet_crypto_process_chained_ops (vm, op, chunks, n_ops);
+
+ while (n_fail)
+ {
+ ASSERT (op - ops < n_ops);
+
+ if (op->status != VNET_CRYPTO_OP_STATUS_COMPLETED)
+ {
+ f->elts[op->user_data].status = op->status;
+ *state = VNET_CRYPTO_FRAME_STATE_ELT_ERROR;
+ n_fail--;
+ }
+ op++;
+ }
+}
+
+static_always_inline vnet_crypto_async_frame_t *
+crypto_sw_scheduler_dequeue_aead (vlib_main_t * vm,
+ vnet_crypto_async_op_id_t async_op_id,
+ vnet_crypto_op_id_t sync_op_id, u8 tag_len,
+ u8 aad_len, u32 * nb_elts_processed,
+ u32 * enqueue_thread_idx)
+{
+ crypto_sw_scheduler_main_t *cm = &crypto_sw_scheduler_main;
+ crypto_sw_scheduler_per_thread_data_t *ptd = 0;
+ crypto_sw_scheduler_queue_t *q = 0;
+ vnet_crypto_async_frame_t *f = 0;
+ vnet_crypto_async_frame_elt_t *fe;
+ u32 *bi;
+ u32 n_elts;
+ int i = 0;
+ u8 state = VNET_CRYPTO_FRAME_STATE_SUCCESS;
+
+ if (cm->per_thread_data[vm->thread_index].self_crypto_enabled)
+ {
+ /* *INDENT-OFF* */
+ vec_foreach_index (i, cm->per_thread_data)
+ {
+ ptd = cm->per_thread_data + i;
+ q = ptd->queues[async_op_id];
+ f = crypto_sw_scheduler_get_pending_frame (q);
+ if (f)
+ break;
+ }
+ /* *INDENT-ON* */
+ }
+
+ ptd = cm->per_thread_data + vm->thread_index;
+
+ if (f)
+ {
+ *nb_elts_processed = n_elts = f->n_elts;
+ fe = f->elts;
+ bi = f->buffer_indices;
+
+ vec_reset_length (ptd->crypto_ops);
+ vec_reset_length (ptd->chained_crypto_ops);
+ vec_reset_length (ptd->chunks);
+
+ while (n_elts--)
+ {
+ if (n_elts > 1)
+ CLIB_PREFETCH (fe + 1, CLIB_CACHE_LINE_BYTES, LOAD);
+
+ crypto_sw_scheduler_convert_aead (vm, ptd, fe, fe - f->elts, bi[0],
+ sync_op_id, aad_len, tag_len);
+ bi++;
+ fe++;
+ }
+
+ process_ops (vm, f, ptd->crypto_ops, &state);
+ process_chained_ops (vm, f, ptd->chained_crypto_ops, ptd->chunks,
+ &state);
+ f->state = state;
+ *enqueue_thread_idx = f->enqueue_thread_index;
+ }
+
+ return crypto_sw_scheduler_get_completed_frame (ptd->queues[async_op_id]);
+}
+
+static_always_inline vnet_crypto_async_frame_t *
+crypto_sw_scheduler_dequeue_link (vlib_main_t * vm,
+ vnet_crypto_async_op_id_t async_op_id,
+ vnet_crypto_op_id_t sync_crypto_op_id,
+ vnet_crypto_op_id_t sync_integ_op_id,
+ u16 digest_len, u8 is_enc,
+ u32 * nb_elts_processed,
+ u32 * enqueue_thread_idx)
+{
+ crypto_sw_scheduler_main_t *cm = &crypto_sw_scheduler_main;
+ crypto_sw_scheduler_per_thread_data_t *ptd = 0;
+ crypto_sw_scheduler_queue_t *q = 0;
+ vnet_crypto_async_frame_t *f = 0;
+ vnet_crypto_async_frame_elt_t *fe;
+ u32 *bi;
+ u32 n_elts;
+ int i = 0;
+ u8 state = VNET_CRYPTO_FRAME_STATE_SUCCESS;
+
+ if (cm->per_thread_data[vm->thread_index].self_crypto_enabled)
+ {
+ /* *INDENT-OFF* */
+ vec_foreach_index (i, cm->per_thread_data)
+ {
+ ptd = cm->per_thread_data + i;
+ q = ptd->queues[async_op_id];
+ f = crypto_sw_scheduler_get_pending_frame (q);
+ if (f)
+ break;
+ }
+ /* *INDENT-ON* */
+ }
+
+ ptd = cm->per_thread_data + vm->thread_index;
+
+ if (f)
+ {
+ vec_reset_length (ptd->crypto_ops);
+ vec_reset_length (ptd->integ_ops);
+ vec_reset_length (ptd->chained_crypto_ops);
+ vec_reset_length (ptd->chained_integ_ops);
+ vec_reset_length (ptd->chunks);
+
+ *nb_elts_processed = n_elts = f->n_elts;
+ fe = f->elts;
+ bi = f->buffer_indices;
+
+ while (n_elts--)
+ {
+ if (n_elts > 1)
+ CLIB_PREFETCH (fe + 1, CLIB_CACHE_LINE_BYTES, LOAD);
+
+ crypto_sw_scheduler_convert_link_crypto (vm, ptd,
+ cm->keys + fe->key_index,
+ fe, fe - f->elts, bi[0],
+ sync_crypto_op_id,
+ sync_integ_op_id,
+ digest_len, is_enc);
+ bi++;
+ fe++;
+ }
+
+ if (is_enc)
+ {
+ process_ops (vm, f, ptd->crypto_ops, &state);
+ process_chained_ops (vm, f, ptd->chained_crypto_ops, ptd->chunks,
+ &state);
+ process_ops (vm, f, ptd->integ_ops, &state);
+ process_chained_ops (vm, f, ptd->chained_integ_ops, ptd->chunks,
+ &state);
+ }
+ else
+ {
+ process_ops (vm, f, ptd->integ_ops, &state);
+ process_chained_ops (vm, f, ptd->chained_integ_ops, ptd->chunks,
+ &state);
+ process_ops (vm, f, ptd->crypto_ops, &state);
+ process_chained_ops (vm, f, ptd->chained_crypto_ops, ptd->chunks,
+ &state);
+ }
+
+ f->state = state;
+ *enqueue_thread_idx = f->enqueue_thread_index;
+ }
+
+ return crypto_sw_scheduler_get_completed_frame (ptd->queues[async_op_id]);
+}
+
+static clib_error_t *
+sw_scheduler_set_worker_crypto (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ u32 worker_index;
+ u8 crypto_enable;
+ int rv;
+
+ /* Get a line of input. */
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "worker %u", &worker_index))
+ {
+ if (unformat (line_input, "crypto"))
+ {
+ if (unformat (line_input, "on"))
+ crypto_enable = 1;
+ else if (unformat (line_input, "off"))
+ crypto_enable = 0;
+ else
+ return (clib_error_return (0, "unknown input '%U'",
+ format_unformat_error,
+ line_input));
+ }
+ else
+ return (clib_error_return (0, "unknown input '%U'",
+ format_unformat_error, line_input));
+ }
+ else
+ return (clib_error_return (0, "unknown input '%U'",
+ format_unformat_error, line_input));
+ }
+
+ rv = crypto_sw_scheduler_set_worker_crypto (worker_index, crypto_enable);
+ if (rv == VNET_API_ERROR_INVALID_VALUE)
+ {
+ return (clib_error_return (0, "invalid worker idx: %d", worker_index));
+ }
+ else if (rv == VNET_API_ERROR_INVALID_VALUE_2)
+ {
+ return (clib_error_return (0, "cannot disable all crypto workers"));
+ }
+ return 0;
+}
+
+/*?
+ * This command sets if worker will do crypto processing.
+ *
+ * @cliexpar
+ * Example of how to set worker crypto processing off:
+ * @cliexstart{set sw_scheduler worker 0 crypto off}
+ * @cliexend
+ ?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (cmd_set_sw_scheduler_worker_crypto, static) = {
+ .path = "set sw_scheduler",
+ .short_help = "set sw_scheduler worker <idx> crypto <on|off>",
+ .function = sw_scheduler_set_worker_crypto,
+ .is_mp_safe = 1,
+};
+/* *INDENT-ON* */
+
+static clib_error_t *
+sw_scheduler_show_workers (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ crypto_sw_scheduler_main_t *cm = &crypto_sw_scheduler_main;
+ u32 i;
+
+ vlib_cli_output (vm, "%-7s%-20s%-8s", "ID", "Name", "Crypto");
+ for (i = vlib_num_workers () >= 0; i < vlib_thread_main.n_vlib_mains; i++)
+ {
+ vlib_cli_output (vm, "%-7d%-20s%-8s", vlib_get_worker_index (i),
+ (vlib_worker_threads + i)->name,
+ cm->
+ per_thread_data[i].self_crypto_enabled ? "on" : "off");
+ }
+
+ return 0;
+}
+
+/*?
+ * This command displays sw_scheduler workers.
+ *
+ * @cliexpar
+ * Example of how to show workers:
+ * @cliexstart{show sw_scheduler workers}
+ * @cliexend
+ ?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (cmd_show_sw_scheduler_workers, static) = {
+ .path = "show sw_scheduler workers",
+ .short_help = "show sw_scheduler workers",
+ .function = sw_scheduler_show_workers,
+ .is_mp_safe = 1,
+};
+/* *INDENT-ON* */
+
+clib_error_t *
+sw_scheduler_cli_init (vlib_main_t * vm)
+{
+ return 0;
+}
+
+VLIB_INIT_FUNCTION (sw_scheduler_cli_init);
+
+/* *INDENT-OFF* */
+#define _(n, s, k, t, a) \
+ static vnet_crypto_async_frame_t \
+ *crypto_sw_scheduler_frame_dequeue_##n##_TAG_##t##_AAD_##a##_enc ( \
+ vlib_main_t *vm, u32 *nb_elts_processed, u32 * thread_idx) \
+ { \
+ return crypto_sw_scheduler_dequeue_aead ( \
+ vm, VNET_CRYPTO_OP_##n##_TAG##t##_AAD##a##_ENC, \
+ VNET_CRYPTO_OP_##n##_ENC, t, a, nb_elts_processed, thread_idx); \
+ } \
+ static vnet_crypto_async_frame_t \
+ *crypto_sw_scheduler_frame_dequeue_##n##_TAG_##t##_AAD_##a##_dec ( \
+ vlib_main_t *vm, u32 *nb_elts_processed, u32 * thread_idx) \
+ { \
+ return crypto_sw_scheduler_dequeue_aead ( \
+ vm, VNET_CRYPTO_OP_##n##_TAG##t##_AAD##a##_DEC, \
+ VNET_CRYPTO_OP_##n##_DEC, t, a, nb_elts_processed, thread_idx); \
+ }
+foreach_crypto_aead_async_alg
+#undef _
+
+#define _(c, h, s, k, d) \
+ static vnet_crypto_async_frame_t \
+ *crypto_sw_scheduler_frame_dequeue_##c##_##h##_TAG##d##_enc ( \
+ vlib_main_t *vm, u32 *nb_elts_processed, u32 * thread_idx) \
+ { \
+ return crypto_sw_scheduler_dequeue_link ( \
+ vm, VNET_CRYPTO_OP_##c##_##h##_TAG##d##_ENC, \
+ VNET_CRYPTO_OP_##c##_ENC, VNET_CRYPTO_OP_##h##_HMAC, d, 1, \
+ nb_elts_processed, thread_idx); \
+ } \
+ static vnet_crypto_async_frame_t \
+ *crypto_sw_scheduler_frame_dequeue_##c##_##h##_TAG##d##_dec ( \
+ vlib_main_t *vm, u32 *nb_elts_processed, u32 * thread_idx) \
+ { \
+ return crypto_sw_scheduler_dequeue_link ( \
+ vm, VNET_CRYPTO_OP_##c##_##h##_TAG##d##_DEC, \
+ VNET_CRYPTO_OP_##c##_DEC, VNET_CRYPTO_OP_##h##_HMAC, d, 0, \
+ nb_elts_processed, thread_idx); \
+ }
+ foreach_crypto_link_async_alg
+#undef _
+ /* *INDENT-ON* */
+
+crypto_sw_scheduler_main_t crypto_sw_scheduler_main;
+clib_error_t *
+crypto_sw_scheduler_init (vlib_main_t * vm)
+{
+ crypto_sw_scheduler_main_t *cm = &crypto_sw_scheduler_main;
+ vlib_thread_main_t *tm = vlib_get_thread_main ();
+ clib_error_t *error = 0;
+ crypto_sw_scheduler_per_thread_data_t *ptd;
+
+ u32 queue_size = CRYPTO_SW_SCHEDULER_QUEUE_SIZE * sizeof (void *)
+ + sizeof (crypto_sw_scheduler_queue_t);
+
+ vec_validate_aligned (cm->per_thread_data, tm->n_vlib_mains - 1,
+ CLIB_CACHE_LINE_BYTES);
+
+ vec_foreach (ptd, cm->per_thread_data)
+ {
+ ptd->self_crypto_enabled = 1;
+ u32 i;
+ for (i = 0; i < VNET_CRYPTO_ASYNC_OP_N_IDS; i++)
+ {
+ crypto_sw_scheduler_queue_t *q
+ = clib_mem_alloc_aligned (queue_size, CLIB_CACHE_LINE_BYTES);
+ ASSERT (q != 0);
+ ptd->queues[i] = q;
+ clib_memset_u8 (q, 0, queue_size);
+ }
+ }
+
+ cm->crypto_engine_index =
+ vnet_crypto_register_engine (vm, "sw_scheduler", 100,
+ "SW Scheduler Async Engine");
+
+ vnet_crypto_register_key_handler (vm, cm->crypto_engine_index,
+ crypto_sw_scheduler_key_handler);
+
+ /* *INDENT-OFF* */
+#define _(n, s, k, t, a) \
+ vnet_crypto_register_async_handler ( \
+ vm, cm->crypto_engine_index, \
+ VNET_CRYPTO_OP_##n##_TAG##t##_AAD##a##_ENC, \
+ crypto_sw_scheduler_frame_enqueue, \
+ crypto_sw_scheduler_frame_dequeue_##n##_TAG_##t##_AAD_##a##_enc); \
+ vnet_crypto_register_async_handler ( \
+ vm, cm->crypto_engine_index, \
+ VNET_CRYPTO_OP_##n##_TAG##t##_AAD##a##_DEC, \
+ crypto_sw_scheduler_frame_enqueue, \
+ crypto_sw_scheduler_frame_dequeue_##n##_TAG_##t##_AAD_##a##_dec);
+ foreach_crypto_aead_async_alg
+#undef _
+
+#define _(c, h, s, k, d) \
+ vnet_crypto_register_async_handler ( \
+ vm, cm->crypto_engine_index, VNET_CRYPTO_OP_##c##_##h##_TAG##d##_ENC, \
+ crypto_sw_scheduler_frame_enqueue, \
+ crypto_sw_scheduler_frame_dequeue_##c##_##h##_TAG##d##_enc); \
+ vnet_crypto_register_async_handler ( \
+ vm, cm->crypto_engine_index, VNET_CRYPTO_OP_##c##_##h##_TAG##d##_DEC, \
+ crypto_sw_scheduler_frame_enqueue, \
+ crypto_sw_scheduler_frame_dequeue_##c##_##h##_TAG##d##_dec);
+ foreach_crypto_link_async_alg
+#undef _
+ /* *INDENT-ON* */
+
+ if (error)
+ vec_free (cm->per_thread_data);
+
+ return error;
+}
+
+/* *INDENT-OFF* */
+VLIB_INIT_FUNCTION (crypto_sw_scheduler_init) = {
+ .runs_after = VLIB_INITS ("vnet_crypto_init"),
+};
+
+VLIB_PLUGIN_REGISTER () = {
+ .version = VPP_BUILD_VER,
+ .description = "SW Scheduler Crypto Async Engine plugin",
+};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */