*------------------------------------------------------------------
* crypto_node.c - DPDK Cryptodev input node
*
- * Copyright (c) 2016 Intel and/or its affiliates.
+ * Copyright (c) 2017 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:
+ * You may obtain a opy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
#include <dpdk/device/dpdk_priv.h>
#include <dpdk/ipsec/ipsec.h>
-#define foreach_dpdk_crypto_input_next \
- _(DROP, "error-drop") \
- _(ENCRYPT_POST, "dpdk-esp-encrypt-post") \
- _(DECRYPT_POST, "dpdk-esp-decrypt-post")
-
-typedef enum
-{
-#define _(f,s) DPDK_CRYPTO_INPUT_NEXT_##f,
- foreach_dpdk_crypto_input_next
-#undef _
- DPDK_CRYPTO_INPUT_N_NEXT,
-} dpdk_crypto_input_next_t;
-
#define foreach_dpdk_crypto_input_error \
_(DQ_COPS, "Crypto ops dequeued") \
- _(COP_FAILED, "Crypto op failed")
+ _(STATUS, "Crypto operation failed")
typedef enum
{
typedef struct
{
- u32 cdev;
- u32 qp;
u32 status;
- u32 sa_idx;
- u32 next_index;
} dpdk_crypto_input_trace_t;
+#define foreach_cryptodev_status \
+ _(SUCCESS, "success") \
+ _(NOT_PROCESSED, "not processed") \
+ _(AUTH_FAILED, "auth failed") \
+ _(INVALID_SESSION, "invalid session") \
+ _(INVALID_ARGS, "invalid arguments") \
+ _(ERROR, "error")
+
+static u8 *
+format_cryptodev_status (u8 * s, va_list * args)
+{
+ u32 status = va_arg (*args, u32);
+ i8 *str = 0;
+
+ switch (status)
+ {
+#define _(x, z) case RTE_CRYPTO_OP_STATUS_##x: str = z; break;
+ foreach_cryptodev_status
+#undef _
+ }
+ s = format (s, "%s", str);
+
+ return s;
+}
+
static u8 *
format_dpdk_crypto_input_trace (u8 * s, va_list * args)
{
CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
dpdk_crypto_input_trace_t *t = va_arg (*args, dpdk_crypto_input_trace_t *);
- s = format (s, "dpdk_crypto: cryptodev-id %u queue-pair %u next-index %d",
- t->cdev, t->qp, t->next_index);
-
- s = format (s, " status %u sa-idx %u\n", t->status, t->sa_idx);
+ s = format (s, "status: %U", format_cryptodev_status, t->status);
return s;
}
static_always_inline u32
dpdk_crypto_dequeue (vlib_main_t * vm, vlib_node_runtime_t * node,
- crypto_qp_data_t * qpd)
+ crypto_resource_t * res, u8 outbound)
{
- u32 n_deq, *to_next = 0, next_index, n_cops, def_next_index;
- struct rte_crypto_op **cops = qpd->cops;
-
- if (qpd->inflights == 0)
- return 0;
-
- if (qpd->is_outbound)
- def_next_index = DPDK_CRYPTO_INPUT_NEXT_ENCRYPT_POST;
- else
- def_next_index = DPDK_CRYPTO_INPUT_NEXT_DECRYPT_POST;
-
- n_cops = rte_cryptodev_dequeue_burst (qpd->dev_id, qpd->qp_id,
- cops, VLIB_FRAME_SIZE);
- n_deq = n_cops;
- next_index = def_next_index;
+ u32 n_deq, total_n_deq = 0, *to_next = 0, n_ops, next_index;
+ u32 thread_idx = vlib_get_thread_index ();
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ u8 numa = rte_socket_id ();
+ crypto_worker_main_t *cwm =
+ vec_elt_at_index (dcm->workers_main, thread_idx);
+ struct rte_crypto_op **ops;
- qpd->inflights -= n_cops;
- ASSERT (qpd->inflights >= 0);
+ next_index = node->cached_next_index;
- while (n_cops > 0)
+ do
{
- u32 n_left_to_next;
+ ops = cwm->ops;
+ n_ops = rte_cryptodev_dequeue_burst (res->dev_id,
+ res->qp_id + outbound,
+ ops, VLIB_FRAME_SIZE);
+ res->inflights[outbound] -= n_ops;
+ ASSERT (res->inflights >= 0);
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
+ n_deq = n_ops;
+ total_n_deq += n_ops;
- while (n_cops > 0 && n_left_to_next > 0)
+ while (n_ops > 0)
{
- u32 bi0, next0;
- vlib_buffer_t *b0 = 0;
- struct rte_crypto_op *cop;
- struct rte_crypto_sym_op *sym_cop;
+ u32 n_left_to_next;
- cop = cops[0];
- cops += 1;
- n_cops -= 1;
- n_left_to_next -= 1;
+ vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
- next0 = def_next_index;
-
- if (PREDICT_FALSE (cop->status != RTE_CRYPTO_OP_STATUS_SUCCESS))
+ while (n_ops > 0 && n_left_to_next > 0)
{
- next0 = DPDK_CRYPTO_INPUT_NEXT_DROP;
- vlib_node_increment_counter (vm, dpdk_crypto_input_node.index,
- DPDK_CRYPTO_INPUT_ERROR_COP_FAILED,
- 1);
+ u32 bi0, next0;
+ vlib_buffer_t *b0 = 0;
+ struct rte_crypto_op *op;
+
+ op = ops[0];
+ ops += 1;
+ n_ops -= 1;
+ n_left_to_next -= 1;
+
+ dpdk_op_priv_t *priv = crypto_op_get_priv (op);
+ next0 = priv->next;
+
+ if (PREDICT_FALSE (op->status != RTE_CRYPTO_OP_STATUS_SUCCESS))
+ {
+ next0 = DPDK_CRYPTO_INPUT_NEXT_DROP;
+ vlib_node_increment_counter (vm,
+ dpdk_crypto_input_node.index,
+ DPDK_CRYPTO_INPUT_ERROR_STATUS,
+ 1);
+ }
+
+ /* XXX store bi0 and next0 in op private? */
+
+ b0 = vlib_buffer_from_rte_mbuf (op->sym[0].m_src);
+ bi0 = vlib_get_buffer_index (vm, b0);
+
+ to_next[0] = bi0;
+ to_next += 1;
+
+ if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ vlib_trace_next_frame (vm, node, next0);
+ dpdk_crypto_input_trace_t *tr =
+ vlib_add_trace (vm, node, b0, sizeof (*tr));
+ tr->status = op->status;
+ }
+
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+
+ vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
+ n_left_to_next, bi0, next0);
}
- cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
-
- sym_cop = (struct rte_crypto_sym_op *) (cop + 1);
- b0 = vlib_buffer_from_rte_mbuf (sym_cop->m_src);
- bi0 = vlib_get_buffer_index (vm, b0);
-
- to_next[0] = bi0;
- to_next += 1;
-
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- vlib_trace_next_frame (vm, node, next0);
- dpdk_crypto_input_trace_t *tr =
- vlib_add_trace (vm, node, b0, sizeof (*tr));
- tr->cdev = qpd->dev_id;
- tr->qp = qpd->qp_id;
- tr->status = cop->status;
- tr->next_index = next0;
- tr->sa_idx = vnet_buffer (b0)->ipsec.sad_index;
- }
-
- vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
- n_left_to_next, bi0, next0);
+ vlib_put_next_frame (vm, node, next_index, n_left_to_next);
}
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
- }
- crypto_free_cop (qpd, qpd->cops, n_deq);
+ crypto_free_ops (numa, cwm->ops, n_deq);
+ }
+ while (n_deq == VLIB_FRAME_SIZE && res->inflights[outbound]);
vlib_node_increment_counter (vm, dpdk_crypto_input_node.index,
- DPDK_CRYPTO_INPUT_ERROR_DQ_COPS, n_deq);
- return n_deq;
+ DPDK_CRYPTO_INPUT_ERROR_DQ_COPS, total_n_deq);
+ return total_n_deq;
}
static uword
u32 thread_index = vlib_get_thread_index ();
dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
crypto_worker_main_t *cwm = &dcm->workers_main[thread_index];
- crypto_qp_data_t *qpd;
+ crypto_resource_t *res;
u32 n_deq = 0;
+ u8 outbound;
+ u16 *remove = NULL, *res_idx;
+ word i;
/* *INDENT-OFF* */
- vec_foreach (qpd, cwm->qp_data)
- n_deq += dpdk_crypto_dequeue(vm, node, qpd);
+ vec_foreach (res_idx, cwm->resource_idx)
+ {
+ res = vec_elt_at_index (dcm->resource, res_idx[0]);
+
+ outbound = 0;
+ if (res->inflights[outbound])
+ n_deq += dpdk_crypto_dequeue (vm, node, res, outbound);
+
+ outbound = 1;
+ if (res->inflights[outbound])
+ n_deq += dpdk_crypto_dequeue (vm, node, res, outbound);
+
+ if (unlikely(res->remove && !(res->inflights[0] || res->inflights[1])))
+ vec_add1 (remove, res_idx[0]);
+ }
/* *INDENT-ON* */
+ /* TODO removal on master thread? */
+ if (PREDICT_FALSE (remove != NULL))
+ {
+ /* *INDENT-OFF* */
+ vec_foreach (res_idx, remove)
+ {
+ i = vec_search (cwm->resource_idx, res_idx[0]);
+ vec_del1 (cwm->resource_idx, i);
+
+ res = vec_elt_at_index (dcm->resource, res_idx[0]);
+ res->thread_idx = (u16) ~0;
+ res->remove = 0;
+
+ i = vec_search (dcm->dev[res->dev_id].used_resources, res_idx[0]);
+ ASSERT (i != (u16) ~0);
+ vec_del1 (dcm->dev[res->dev_id].used_resources, i);
+ vec_add1 (dcm->dev[res->dev_id].free_resources, res_idx[0]);
+ }
+ /* *INDENT-ON* */
+
+ vec_free (remove);
+ }
+
+ /* TODO Clear all sessions in device */
+
return n_deq;
}
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