#include <vnet/ethernet/ethernet.h>
#include <vnet/ipsec/ipsec.h>
+#include <dpdk/buffer.h>
#include <dpdk/device/dpdk.h>
#include <dpdk/device/dpdk_priv.h>
#include <dpdk/ipsec/ipsec.h>
#define foreach_dpdk_crypto_input_error \
_(DQ_COPS, "Crypto ops dequeued") \
+ _(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 status;
+ /* dev id of this cryptodev */
+ u16 dev_id;
+ u16 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)
+format_dpdk_crypto_input_trace (u8 * s, va_list * args)
{
- u32 status = va_arg (*args, u32);
- i8 *str = 0;
+ CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
+ 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 *);
- switch (status)
- {
-#define _(x, z) case RTE_CRYPTO_OP_STATUS_##x: str = z; break;
- foreach_cryptodev_status
-#undef _
- }
- s = format (s, "%s", str);
+ s = format (s, "cryptodev-id %d next-index %d", t->dev_id, t->next_index);
return s;
}
-static u8 *
-format_dpdk_crypto_input_trace (u8 * s, va_list * args)
+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)
{
- CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
- 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 *);
+ 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);
+ }
+}
- s = format (s, "status: %U", format_cryptodev_status, t->status);
+always_inline void
+dpdk_crypto_input_trace (vlib_main_t * vm, vlib_node_runtime_t * node,
+ u8 dev_id, u32 * bis, u16 * nexts, u32 n_deq)
+{
+ u32 n_left, n_trace;
- return s;
+ if (PREDICT_FALSE ((n_trace = vlib_get_trace_count (vm, node))))
+ {
+ n_left = n_deq;
+
+ while (n_trace && n_left)
+ {
+ vlib_buffer_t *b0;
+ u16 next;
+ u32 bi;
+
+ bi = bis[0];
+ next = nexts[0];
+
+ b0 = vlib_get_buffer (vm, bi);
+
+ if (PREDICT_TRUE
+ (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->dev_id = dev_id;
+ tr->next_index = next;
+ n_trace--;
+ }
+
+ n_left--;
+ nexts++;
+ bis++;
+ }
+ 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_resource_t * res, u8 outbound)
+dpdk_crypto_dequeue (vlib_main_t * vm, crypto_worker_main_t * cwm,
+ vlib_node_runtime_t * node, crypto_resource_t * res)
{
- 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);
+ u32 n_ops, total_n_deq, n_deq[2];
+ u32 bis[VLIB_FRAME_SIZE], *bi;
+ u16 nexts[VLIB_FRAME_SIZE], *next;
struct rte_crypto_op **ops;
- next_index = node->cached_next_index;
+ n_deq[0] = 0;
+ n_deq[1] = 0;
+ bi = bis;
+ next = nexts;
+ ops = cwm->ops;
- {
- 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);
-
- n_deq = n_ops;
- total_n_deq += n_ops;
-
- while (n_ops > 0)
- {
- u32 n_left_to_next;
-
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
-
- while (n_ops > 0 && n_left_to_next > 0)
- {
- 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);
- }
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
- }
-
- crypto_free_ops (numa, cwm->ops, n_deq);
- }
-
- vlib_node_increment_counter (vm, dpdk_crypto_input_node.index,
+ n_ops = total_n_deq = rte_cryptodev_dequeue_burst (res->dev_id,
+ res->qp_id,
+ ops, VLIB_FRAME_SIZE);
+ /* no op dequeued, do not proceed */
+ if (n_ops == 0)
+ return 0;
+
+ while (n_ops >= 4)
+ {
+ struct rte_crypto_op *op0, *op1, *op2, *op3;
+
+ /* Prefetch next iteration. */
+ if (n_ops >= 8)
+ {
+ 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);
+ }
+
+ 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;
+
+ bi[0] = crypto_op_get_priv (op0)->bi;
+ bi[1] = crypto_op_get_priv (op1)->bi;
+ bi[2] = crypto_op_get_priv (op2)->bi;
+ bi[3] = crypto_op_get_priv (op3)->bi;
+
+ n_deq[crypto_op_get_priv (op0)->encrypt] += 1;
+ n_deq[crypto_op_get_priv (op1)->encrypt] += 1;
+ n_deq[crypto_op_get_priv (op2)->encrypt] += 1;
+ n_deq[crypto_op_get_priv (op3)->encrypt] += 1;
+
+ 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);
+
+ 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;
+
+ op0 = ops[0];
+
+ next[0] = crypto_op_get_priv (op0)->next;
+ bi[0] = crypto_op_get_priv (op0)->bi;
+
+ n_deq[crypto_op_get_priv (op0)->encrypt] += 1;
+
+ dpdk_crypto_input_check_op (vm, node, op0, next + 0);
+
+ 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, total_n_deq);
+
+ res->inflights[0] -= n_deq[0];
+ res->inflights[1] -= n_deq[1];
+
+ vlib_buffer_enqueue_to_next (vm, node, bis, nexts, total_n_deq);
+
+ dpdk_crypto_input_trace (vm, node, res->dev_id, bis, nexts, total_n_deq);
+
+ crypto_free_ops (numa, cwm->ops, total_n_deq);
+
return total_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 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_worker_main_t *cwm = &dcm->workers_main[vm->thread_index];
crypto_resource_t *res;
u32 n_deq = 0;
u16 *remove = NULL, *res_idx;
vec_foreach (res_idx, cwm->resource_idx)
{
res = vec_elt_at_index (dcm->resource, res_idx[0]);
+ u32 inflights = res->inflights[0] + res->inflights[1];
- 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 (inflights)
+ n_deq += dpdk_crypto_dequeue (vm, cwm, node, res);
- if (unlikely(res->remove && !(res->inflights[0] || res->inflights[1])))
+ inflights = res->inflights[0] + res->inflights[1];
+ if (PREDICT_FALSE (res->remove && !(inflights)))
vec_add1 (remove, res_idx[0]);
}
/* *INDENT-ON* */
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",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.format_trace = format_dpdk_crypto_input_trace,
.type = VLIB_NODE_TYPE_INPUT,
.state = VLIB_NODE_STATE_DISABLED,
};
/* *INDENT-ON* */
-VLIB_NODE_FUNCTION_MULTIARCH (dpdk_crypto_input_node, dpdk_crypto_input_fn)
/*
* fd.io coding-style-patch-verification: ON
*