*------------------------------------------------------------------
* 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")
+ _(AUTH_FAILED, "Crypto verification failed") \
+ _(STATUS, "Crypto operation failed")
typedef enum
{
#undef _
};
-vlib_node_registration_t dpdk_crypto_input_node;
+extern vlib_node_registration_t dpdk_crypto_input_node;
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);
+ char *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 void
+dpdk_crypto_input_check_op (vlib_main_t * vm, vlib_node_runtime_t * node,
+ struct rte_crypto_op *op0, u16 * next)
+{
+ if (PREDICT_FALSE (op0->status != RTE_CRYPTO_OP_STATUS_SUCCESS))
+ {
+ next[0] = DPDK_CRYPTO_INPUT_NEXT_DROP;
+ vlib_node_increment_counter (vm,
+ node->node_index,
+ DPDK_CRYPTO_INPUT_ERROR_STATUS, 1);
+ /* if auth failed */
+ if (op0->status == RTE_CRYPTO_OP_STATUS_AUTH_FAILED)
+ vlib_node_increment_counter (vm,
+ node->node_index,
+ DPDK_CRYPTO_INPUT_ERROR_AUTH_FAILED, 1);
+ }
+}
+
+always_inline void
+dpdk_crypto_input_trace (vlib_main_t * vm, vlib_node_runtime_t * node,
+ struct rte_crypto_op **ops, u32 n_deq)
+{
+ u32 n_left, n_trace;
+ if (PREDICT_FALSE ((n_trace = vlib_get_trace_count (vm, node))))
+ {
+ n_left = n_deq;
+
+ while (n_trace && n_left)
+ {
+ vlib_buffer_t *b0;
+ struct rte_crypto_op *op0;
+ u16 next;
+
+ op0 = ops[0];
+
+ next = crypto_op_get_priv (op0)->next;
+
+ b0 = vlib_buffer_from_rte_mbuf (op0->sym[0].m_src);
+
+ vlib_trace_buffer (vm, node, next, b0, /* follow_chain */ 0);
+
+ dpdk_crypto_input_trace_t *tr =
+ vlib_add_trace (vm, node, b0, sizeof (*tr));
+ tr->status = op0->status;
+
+ n_trace--;
+ n_left--;
+ ops++;
+ }
+ vlib_set_trace_count (vm, node, n_trace);
+ }
+}
+
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;
+ u32 thread_idx = vlib_get_thread_index ();
+ u8 numa = rte_socket_id ();
- if (qpd->inflights == 0)
- return 0;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_worker_main_t *cwm =
+ vec_elt_at_index (dcm->workers_main, thread_idx);
- if (qpd->is_outbound)
- def_next_index = DPDK_CRYPTO_INPUT_NEXT_ENCRYPT_POST;
- else
- def_next_index = DPDK_CRYPTO_INPUT_NEXT_DECRYPT_POST;
+ u32 n_ops, n_deq;
+ u32 bis[VLIB_FRAME_SIZE], *bi;
+ u16 nexts[VLIB_FRAME_SIZE], *next;
+ struct rte_crypto_op **ops;
- 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;
+ bi = bis;
+ next = nexts;
+ ops = cwm->ops;
- qpd->inflights -= n_cops;
- ASSERT (qpd->inflights >= 0);
+ n_ops = n_deq = rte_cryptodev_dequeue_burst (res->dev_id,
+ res->qp_id + outbound,
+ ops, VLIB_FRAME_SIZE);
- while (n_cops > 0)
- {
- u32 n_left_to_next;
+ res->inflights[outbound] -= n_ops;
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
+ dpdk_crypto_input_trace (vm, node, ops, n_deq);
- while (n_cops > 0 && n_left_to_next > 0)
+ while (n_ops >= 4)
+ {
+ struct rte_crypto_op *op0, *op1, *op2, *op3;
+ vlib_buffer_t *b0, *b1, *b2, *b3;
+
+ /* Prefetch next iteration. */
+ if (n_ops >= 8)
{
- u32 bi0, next0;
- vlib_buffer_t *b0 = 0;
- struct rte_crypto_op *cop;
- struct rte_crypto_sym_op *sym_cop;
-
- cop = cops[0];
- cops += 1;
- n_cops -= 1;
- n_left_to_next -= 1;
-
- next0 = def_next_index;
-
- if (PREDICT_FALSE (cop->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_COP_FAILED,
- 1);
- }
- 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);
+ CLIB_PREFETCH (ops[4], CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (ops[5], CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (ops[6], CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (ops[7], CLIB_CACHE_LINE_BYTES, LOAD);
+
+ CLIB_PREFETCH (crypto_op_get_priv (ops[4]), CLIB_CACHE_LINE_BYTES,
+ LOAD);
+ CLIB_PREFETCH (crypto_op_get_priv (ops[5]), CLIB_CACHE_LINE_BYTES,
+ LOAD);
+ CLIB_PREFETCH (crypto_op_get_priv (ops[6]), CLIB_CACHE_LINE_BYTES,
+ LOAD);
+ CLIB_PREFETCH (crypto_op_get_priv (ops[7]), CLIB_CACHE_LINE_BYTES,
+ LOAD);
}
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
+
+ op0 = ops[0];
+ op1 = ops[1];
+ op2 = ops[2];
+ op3 = ops[3];
+
+ next[0] = crypto_op_get_priv (op0)->next;
+ next[1] = crypto_op_get_priv (op1)->next;
+ next[2] = crypto_op_get_priv (op2)->next;
+ next[3] = crypto_op_get_priv (op3)->next;
+
+ dpdk_crypto_input_check_op (vm, node, op0, next + 0);
+ dpdk_crypto_input_check_op (vm, node, op1, next + 1);
+ dpdk_crypto_input_check_op (vm, node, op2, next + 2);
+ dpdk_crypto_input_check_op (vm, node, op3, next + 3);
+
+ b0 = vlib_buffer_from_rte_mbuf (op0->sym[0].m_src);
+ b1 = vlib_buffer_from_rte_mbuf (op1->sym[0].m_src);
+ b2 = vlib_buffer_from_rte_mbuf (op2->sym[0].m_src);
+ b3 = vlib_buffer_from_rte_mbuf (op3->sym[0].m_src);
+
+ bi[0] = vlib_get_buffer_index (vm, b0);
+ bi[1] = vlib_get_buffer_index (vm, b1);
+ bi[2] = vlib_get_buffer_index (vm, b2);
+ bi[3] = vlib_get_buffer_index (vm, b3);
+
+ op0->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ op1->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ op2->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ op3->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+
+ /* next */
+ next += 4;
+ n_ops -= 4;
+ ops += 4;
+ bi += 4;
}
+ while (n_ops > 0)
+ {
+ struct rte_crypto_op *op0;
+ vlib_buffer_t *b0;
+
+ op0 = ops[0];
- crypto_free_cop (qpd, qpd->cops, n_deq);
+ next[0] = crypto_op_get_priv (op0)->next;
- vlib_node_increment_counter (vm, dpdk_crypto_input_node.index,
+ dpdk_crypto_input_check_op (vm, node, op0, next + 0);
+
+ /* XXX store bi0 and next0 in op0 private? */
+ b0 = vlib_buffer_from_rte_mbuf (op0->sym[0].m_src);
+ bi[0] = vlib_get_buffer_index (vm, b0);
+
+ op0->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+
+ /* next */
+ next += 1;
+ n_ops -= 1;
+ ops += 1;
+ bi += 1;
+ }
+
+ vlib_node_increment_counter (vm, node->node_index,
DPDK_CRYPTO_INPUT_ERROR_DQ_COPS, n_deq);
+
+ vlib_buffer_enqueue_to_next (vm, node, bis, nexts, n_deq);
+
+ crypto_free_ops (numa, cwm->ops, n_deq);
+
return n_deq;
}
-static uword
-dpdk_crypto_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
- vlib_frame_t * frame)
+static_always_inline uword
+dpdk_crypto_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
+ vlib_frame_t * frame)
{
- u32 cpu_index = os_get_cpu_number ();
+ u32 thread_index = vlib_get_thread_index ();
dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- crypto_worker_main_t *cwm = &dcm->workers_main[cpu_index];
- crypto_qp_data_t *qpd;
+ crypto_worker_main_t *cwm = &dcm->workers_main[thread_index];
+ crypto_resource_t *res;
u32 n_deq = 0;
+ 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]);
+
+ if (res->inflights[0])
+ n_deq += dpdk_crypto_dequeue (vm, node, res, 0);
+
+ if (res->inflights[1])
+ n_deq += dpdk_crypto_dequeue (vm, node, res, 1);
+
+ if (PREDICT_FALSE (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);
+ }
+
return n_deq;
}
+VLIB_NODE_FN (dpdk_crypto_input_node) (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * from_frame)
+{
+ return dpdk_crypto_input_inline (vm, node, from_frame);
+}
+
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (dpdk_crypto_input_node) =
{
- .function = dpdk_crypto_input_fn,
.name = "dpdk-crypto-input",
.format_trace = format_dpdk_crypto_input_trace,
.type = VLIB_NODE_TYPE_INPUT,
};
/* *INDENT-ON* */
-VLIB_NODE_FUNCTION_MULTIARCH (dpdk_crypto_input_node, dpdk_crypto_input_fn)
/*
* fd.io coding-style-patch-verification: ON
*
Code Review / vpp.git / blobdiff