-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
*/
#include <string.h>
#define RTE_TABLE_LPM_MAX_NEXT_HOPS 256
+#ifdef RTE_TABLE_STATS_COLLECT
+
+#define RTE_TABLE_LPM_IPV6_STATS_PKTS_IN_ADD(table, val) \
+ table->stats.n_pkts_in += val
+#define RTE_TABLE_LPM_IPV6_STATS_PKTS_LOOKUP_MISS(table, val) \
+ table->stats.n_pkts_lookup_miss += val
+
+#else
+
+#define RTE_TABLE_LPM_IPV6_STATS_PKTS_IN_ADD(table, val)
+#define RTE_TABLE_LPM_IPV6_STATS_PKTS_LOOKUP_MISS(table, val)
+
+#endif
+
struct rte_table_lpm_ipv6 {
+ struct rte_table_stats stats;
+
/* Input parameters */
uint32_t entry_size;
uint32_t entry_unique_size;
rte_table_lpm_ipv6_create(void *params, int socket_id, uint32_t entry_size)
{
struct rte_table_lpm_ipv6_params *p =
- (struct rte_table_lpm_ipv6_params *) params;
+ params;
struct rte_table_lpm_ipv6 *lpm;
struct rte_lpm6_config lpm6_config;
uint32_t total_size, nht_size;
__func__);
return NULL;
}
- if ((p->offset & 0x3) != 0) {
- RTE_LOG(ERR, TABLE, "%s: Invalid offset\n", __func__);
+ if (p->name == NULL) {
+ RTE_LOG(ERR, TABLE, "%s: Table name is NULL\n",
+ __func__);
return NULL;
}
-
entry_size = RTE_ALIGN(entry_size, sizeof(uint64_t));
/* Memory allocation */
lpm6_config.max_rules = p->n_rules;
lpm6_config.number_tbl8s = p->number_tbl8s;
lpm6_config.flags = 0;
- lpm->lpm = rte_lpm6_create("LPM IPv6", socket_id, &lpm6_config);
+ lpm->lpm = rte_lpm6_create(p->name, socket_id, &lpm6_config);
if (lpm->lpm == NULL) {
rte_free(lpm);
RTE_LOG(ERR, TABLE,
static int
rte_table_lpm_ipv6_free(void *table)
{
- struct rte_table_lpm_ipv6 *lpm = (struct rte_table_lpm_ipv6 *) table;
+ struct rte_table_lpm_ipv6 *lpm = table;
/* Check input parameters */
if (lpm == NULL) {
int *key_found,
void **entry_ptr)
{
- struct rte_table_lpm_ipv6 *lpm = (struct rte_table_lpm_ipv6 *) table;
+ struct rte_table_lpm_ipv6 *lpm = table;
struct rte_table_lpm_ipv6_key *ip_prefix =
- (struct rte_table_lpm_ipv6_key *) key;
- uint32_t nht_pos, nht_pos0_valid;
+ key;
+ uint32_t nht_pos = 0, nht_pos0 = 0, nht_pos0_valid = 0;
int status;
- uint8_t nht_pos0;
/* Check input parameters */
if (lpm == NULL) {
/* Add rule to low level LPM table */
if (rte_lpm6_add(lpm->lpm, ip_prefix->ip, ip_prefix->depth,
- (uint8_t) nht_pos) < 0) {
+ nht_pos) < 0) {
RTE_LOG(ERR, TABLE, "%s: LPM IPv6 rule add failed\n", __func__);
return -1;
}
int *key_found,
void *entry)
{
- struct rte_table_lpm_ipv6 *lpm = (struct rte_table_lpm_ipv6 *) table;
+ struct rte_table_lpm_ipv6 *lpm = table;
struct rte_table_lpm_ipv6_key *ip_prefix =
- (struct rte_table_lpm_ipv6_key *) key;
- uint8_t nht_pos;
+ key;
+ uint32_t nht_pos;
int status;
/* Check input parameters */
uint64_t pkts_out_mask = 0;
uint32_t i;
+ __rte_unused uint32_t n_pkts_in = __builtin_popcountll(pkts_mask);
+ RTE_TABLE_LPM_IPV6_STATS_PKTS_IN_ADD(lpm, n_pkts_in);
+
pkts_out_mask = 0;
for (i = 0; i < (uint32_t)(RTE_PORT_IN_BURST_SIZE_MAX -
__builtin_clzll(pkts_mask)); i++) {
uint8_t *ip = RTE_MBUF_METADATA_UINT8_PTR(pkt,
lpm->offset);
int status;
- uint8_t nht_pos;
+ uint32_t nht_pos;
status = rte_lpm6_lookup(lpm->lpm, ip, &nht_pos);
if (status == 0) {
}
*lookup_hit_mask = pkts_out_mask;
+ RTE_TABLE_LPM_IPV6_STATS_PKTS_LOOKUP_MISS(lpm, n_pkts_in - __builtin_popcountll(pkts_out_mask));
+ return 0;
+}
+
+static int
+rte_table_lpm_ipv6_stats_read(void *table, struct rte_table_stats *stats, int clear)
+{
+ struct rte_table_lpm_ipv6 *t = table;
+
+ if (stats != NULL)
+ memcpy(stats, &t->stats, sizeof(t->stats));
+
+ if (clear)
+ memset(&t->stats, 0, sizeof(t->stats));
return 0;
}
.f_free = rte_table_lpm_ipv6_free,
.f_add = rte_table_lpm_ipv6_entry_add,
.f_delete = rte_table_lpm_ipv6_entry_delete,
+ .f_add_bulk = NULL,
+ .f_delete_bulk = NULL,
.f_lookup = rte_table_lpm_ipv6_lookup,
+ .f_stats = rte_table_lpm_ipv6_stats_read,
};