0efefe115a
Add mempool object implementation to the softnic. Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com> Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com>
104 lines
2.0 KiB
C
104 lines
2.0 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2010-2018 Intel Corporation
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <rte_mbuf.h>
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#include <rte_string_fns.h>
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#include "rte_eth_softnic_internals.h"
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#define BUFFER_SIZE_MIN (sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
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int
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softnic_mempool_init(struct pmd_internals *p)
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{
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TAILQ_INIT(&p->mempool_list);
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return 0;
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}
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void
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softnic_mempool_free(struct pmd_internals *p)
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{
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for ( ; ; ) {
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struct softnic_mempool *mempool;
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mempool = TAILQ_FIRST(&p->mempool_list);
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if (mempool == NULL)
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break;
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TAILQ_REMOVE(&p->mempool_list, mempool, node);
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rte_mempool_free(mempool->m);
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free(mempool);
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}
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}
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struct softnic_mempool *
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softnic_mempool_find(struct pmd_internals *p,
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const char *name)
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{
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struct softnic_mempool *mempool;
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if (name == NULL)
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return NULL;
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TAILQ_FOREACH(mempool, &p->mempool_list, node)
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if (strcmp(mempool->name, name) == 0)
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return mempool;
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return NULL;
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}
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struct softnic_mempool *
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softnic_mempool_create(struct pmd_internals *p,
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const char *name,
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struct softnic_mempool_params *params)
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{
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char mempool_name[NAME_SIZE];
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struct softnic_mempool *mempool;
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struct rte_mempool *m;
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/* Check input params */
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if (name == NULL ||
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softnic_mempool_find(p, name) ||
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params == NULL ||
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params->buffer_size < BUFFER_SIZE_MIN ||
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params->pool_size == 0)
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return NULL;
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/* Resource create */
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snprintf(mempool_name, sizeof(mempool_name), "%s_%s",
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p->params.name,
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name);
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m = rte_pktmbuf_pool_create(mempool_name,
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params->pool_size,
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params->cache_size,
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0,
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params->buffer_size - sizeof(struct rte_mbuf),
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p->params.cpu_id);
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if (m == NULL)
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return NULL;
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/* Node allocation */
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mempool = calloc(1, sizeof(struct softnic_mempool));
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if (mempool == NULL) {
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rte_mempool_free(m);
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return NULL;
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}
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/* Node fill in */
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strlcpy(mempool->name, name, sizeof(mempool->name));
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mempool->m = m;
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mempool->buffer_size = params->buffer_size;
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/* Node add to list */
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TAILQ_INSERT_TAIL(&p->mempool_list, mempool, node);
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return mempool;
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}
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