[dpdk-dev] [PATCH 5/6] mempool/ring: add non-blocking ring handlers

[Gage Eads]

These handlers allow an application to create a mempool based on the
non-blocking ring, with any combination of single/multi producer/consumer.

Signed-off-by: Gage Eads <gage.e...@intel.com>
---
 drivers/mempool/ring/rte_mempool_ring.c | 58 +++++++++++++++++++++++++++++++--
 1 file changed, 55 insertions(+), 3 deletions(-)

diff --git a/drivers/mempool/ring/rte_mempool_ring.c 
b/drivers/mempool/ring/rte_mempool_ring.c
index bc123fc52..013dac3bc 100644
--- a/drivers/mempool/ring/rte_mempool_ring.c
+++ b/drivers/mempool/ring/rte_mempool_ring.c
@@ -1,5 +1,5 @@
 /* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2010-2016 Intel Corporation
+ * Copyright(c) 2010-2019 Intel Corporation
  */
 
 #include <stdio.h>
@@ -47,11 +47,11 @@ common_ring_get_count(const struct rte_mempool *mp)
 
 
 static int
-common_ring_alloc(struct rte_mempool *mp)
+__common_ring_alloc(struct rte_mempool *mp, int rg_flags)
 {
-       int rg_flags = 0, ret;
        char rg_name[RTE_RING_NAMESIZE];
        struct rte_ring *r;
+       int ret;
 
        ret = snprintf(rg_name, sizeof(rg_name),
                RTE_MEMPOOL_MZ_FORMAT, mp->name);
@@ -82,6 +82,18 @@ common_ring_alloc(struct rte_mempool *mp)
        return 0;
 }
 
+static int
+common_ring_alloc(struct rte_mempool *mp)
+{
+       return __common_ring_alloc(mp, 0);
+}
+
+static int
+common_ring_alloc_nb(struct rte_mempool *mp)
+{
+       return __common_ring_alloc(mp, RING_F_NB);
+}
+
 static void
 common_ring_free(struct rte_mempool *mp)
 {
@@ -130,7 +142,47 @@ static const struct rte_mempool_ops ops_sp_mc = {
        .get_count = common_ring_get_count,
 };
 
+static const struct rte_mempool_ops ops_mp_mc_nb = {
+       .name = "ring_mp_mc_nb",
+       .alloc = common_ring_alloc_nb,
+       .free = common_ring_free,
+       .enqueue = common_ring_mp_enqueue,
+       .dequeue = common_ring_mc_dequeue,
+       .get_count = common_ring_get_count,
+};
+
+static const struct rte_mempool_ops ops_sp_sc_nb = {
+       .name = "ring_sp_sc_nb",
+       .alloc = common_ring_alloc_nb,
+       .free = common_ring_free,
+       .enqueue = common_ring_sp_enqueue,
+       .dequeue = common_ring_sc_dequeue,
+       .get_count = common_ring_get_count,
+};
+
+static const struct rte_mempool_ops ops_mp_sc_nb = {
+       .name = "ring_mp_sc_nb",
+       .alloc = common_ring_alloc_nb,
+       .free = common_ring_free,
+       .enqueue = common_ring_mp_enqueue,
+       .dequeue = common_ring_sc_dequeue,
+       .get_count = common_ring_get_count,
+};
+
+static const struct rte_mempool_ops ops_sp_mc_nb = {
+       .name = "ring_sp_mc_nb",
+       .alloc = common_ring_alloc_nb,
+       .free = common_ring_free,
+       .enqueue = common_ring_sp_enqueue,
+       .dequeue = common_ring_mc_dequeue,
+       .get_count = common_ring_get_count,
+};
+
 MEMPOOL_REGISTER_OPS(ops_mp_mc);
 MEMPOOL_REGISTER_OPS(ops_sp_sc);
 MEMPOOL_REGISTER_OPS(ops_mp_sc);
 MEMPOOL_REGISTER_OPS(ops_sp_mc);
+MEMPOOL_REGISTER_OPS(ops_mp_mc_nb);
+MEMPOOL_REGISTER_OPS(ops_sp_sc_nb);
+MEMPOOL_REGISTER_OPS(ops_mp_sc_nb);
+MEMPOOL_REGISTER_OPS(ops_sp_mc_nb);
-- 
2.13.6