Add parameter "qps" in crypto performance app,
to create multiple queue pairs per device.

This new parameter is useful to have multiple logical
cores using a single crypto device, without needing
to initialize a crypto device per core.

Signed-off-by: Pablo de Lara <pablo.de.lara.gua...@intel.com>
---
 app/test-crypto-perf/cperf_options.h         |  2 +
 app/test-crypto-perf/cperf_options_parsing.c | 22 +++++++++++
 app/test-crypto-perf/cperf_test_latency.c    | 14 +++----
 app/test-crypto-perf/cperf_test_throughput.c | 14 +++----
 app/test-crypto-perf/cperf_test_verify.c     | 14 +++----
 app/test-crypto-perf/main.c                  | 56 +++++++++++++++++-----------
 doc/guides/tools/cryptoperf.rst              |  5 +++
 7 files changed, 81 insertions(+), 46 deletions(-)

diff --git a/app/test-crypto-perf/cperf_options.h 
b/app/test-crypto-perf/cperf_options.h
index 5f2b28b..362f762 100644
--- a/app/test-crypto-perf/cperf_options.h
+++ b/app/test-crypto-perf/cperf_options.h
@@ -14,6 +14,7 @@
 #define CPERF_SEGMENT_SIZE     ("segment-sz")
 
 #define CPERF_DEVTYPE          ("devtype")
+#define CPERF_NUM_QPS          ("qps")
 #define CPERF_OPTYPE           ("optype")
 #define CPERF_SESSIONLESS      ("sessionless")
 #define CPERF_OUT_OF_PLACE     ("out-of-place")
@@ -67,6 +68,7 @@ struct cperf_options {
        uint32_t pool_sz;
        uint32_t total_ops;
        uint32_t segment_sz;
+       uint32_t num_qps;
        uint32_t test_buffer_size;
 
        uint32_t sessionless:1;
diff --git a/app/test-crypto-perf/cperf_options_parsing.c 
b/app/test-crypto-perf/cperf_options_parsing.c
index 52b884f..d4f2c31 100644
--- a/app/test-crypto-perf/cperf_options_parsing.c
+++ b/app/test-crypto-perf/cperf_options_parsing.c
@@ -342,6 +342,24 @@ parse_segment_sz(struct cperf_options *opts, const char 
*arg)
 }
 
 static int
+parse_num_qps(struct cperf_options *opts, const char *arg)
+{
+       int ret = parse_uint32_t(&opts->num_qps, arg);
+
+       if (ret) {
+               RTE_LOG(ERR, USER1, "failed to parse number of queue pairs\n");
+               return -1;
+       }
+
+       if ((opts->num_qps == 0) || (opts->num_qps > 256)) {
+               RTE_LOG(ERR, USER1, "invalid number of queue pairs 
specified\n");
+               return -1;
+       }
+
+       return 0;
+}
+
+static int
 parse_device_type(struct cperf_options *opts, const char *arg)
 {
        if (strlen(arg) > (sizeof(opts->device_type) - 1))
@@ -645,6 +663,7 @@ static struct option lgopts[] = {
        { CPERF_SEGMENT_SIZE, required_argument, 0, 0 },
 
        { CPERF_DEVTYPE, required_argument, 0, 0 },
+       { CPERF_NUM_QPS, required_argument, 0, 0 },
        { CPERF_OPTYPE, required_argument, 0, 0 },
 
        { CPERF_SILENT, no_argument, 0, 0 },
@@ -707,6 +726,7 @@ cperf_options_default(struct cperf_options *opts)
 
        strncpy(opts->device_type, "crypto_aesni_mb",
                        sizeof(opts->device_type));
+       opts->num_qps = 1;
 
        opts->op_type = CPERF_CIPHER_THEN_AUTH;
 
@@ -747,6 +767,7 @@ cperf_opts_parse_long(int opt_idx, struct cperf_options 
*opts)
                { CPERF_BUFFER_SIZE,    parse_buffer_sz },
                { CPERF_SEGMENT_SIZE,   parse_segment_sz },
                { CPERF_DEVTYPE,        parse_device_type },
+               { CPERF_NUM_QPS,        parse_num_qps },
                { CPERF_OPTYPE,         parse_op_type },
                { CPERF_SESSIONLESS,    parse_sessionless },
                { CPERF_OUT_OF_PLACE,   parse_out_of_place },
@@ -980,6 +1001,7 @@ cperf_options_dump(struct cperf_options *opts)
        printf("#\n");
        printf("# cryptodev type: %s\n", opts->device_type);
        printf("#\n");
+       printf("# number of queue pairs per device: %u\n", opts->num_qps);
        printf("# crypto operation: %s\n", cperf_op_type_strs[opts->op_type]);
        printf("# sessionless: %s\n", opts->sessionless ? "yes" : "no");
        printf("# out of place: %s\n", opts->out_of_place ? "yes" : "no");
diff --git a/app/test-crypto-perf/cperf_test_latency.c 
b/app/test-crypto-perf/cperf_test_latency.c
index 997844a..ae016a6 100644
--- a/app/test-crypto-perf/cperf_test_latency.c
+++ b/app/test-crypto-perf/cperf_test_latency.c
@@ -218,8 +218,8 @@ cperf_latency_test_constructor(struct rte_mempool *sess_mp,
        if (ctx->sess == NULL)
                goto err;
 
-       snprintf(pool_name, sizeof(pool_name), "cperf_pool_in_cdev_%d",
-                               dev_id);
+       snprintf(pool_name, sizeof(pool_name), "cperf_pool_in_cdev_%d_qp_%d",
+                       dev_id, qp_id);
 
        uint32_t max_size = options->max_buffer_size + options->digest_sz;
        uint32_t segment_nb = (max_size % options->segment_sz) ?
@@ -252,8 +252,8 @@ cperf_latency_test_constructor(struct rte_mempool *sess_mp,
        if (options->out_of_place == 1) {
 
                snprintf(pool_name, sizeof(pool_name),
-                               "cperf_pool_out_cdev_%d",
-                               dev_id);
+                               "cperf_pool_out_cdev_%d_qp_%d",
+                               dev_id, qp_id);
 
                ctx->pkt_mbuf_pool_out = rte_pktmbuf_pool_create(
                                pool_name, options->pool_sz, 0, 0,
@@ -281,8 +281,8 @@ cperf_latency_test_constructor(struct rte_mempool *sess_mp,
                }
        }
 
-       snprintf(pool_name, sizeof(pool_name), "cperf_op_pool_cdev_%d",
-                       dev_id);
+       snprintf(pool_name, sizeof(pool_name), "cperf_op_pool_cdev_%d_qp_%d",
+                       dev_id, qp_id);
 
        uint16_t priv_size = RTE_ALIGN_CEIL(sizeof(struct priv_op_data) +
                        test_vector->cipher_iv.length +
@@ -583,7 +583,5 @@ cperf_latency_test_destructor(void *arg)
        if (ctx == NULL)
                return;
 
-       rte_cryptodev_stop(ctx->dev_id);
-
        cperf_latency_test_free(ctx, ctx->options->pool_sz);
 }
diff --git a/app/test-crypto-perf/cperf_test_throughput.c 
b/app/test-crypto-perf/cperf_test_throughput.c
index 121ceb1..57d9245 100644
--- a/app/test-crypto-perf/cperf_test_throughput.c
+++ b/app/test-crypto-perf/cperf_test_throughput.c
@@ -201,8 +201,8 @@ cperf_throughput_test_constructor(struct rte_mempool 
*sess_mp,
        if (ctx->sess == NULL)
                goto err;
 
-       snprintf(pool_name, sizeof(pool_name), "cperf_pool_in_cdev_%d",
-                       dev_id);
+       snprintf(pool_name, sizeof(pool_name), "cperf_pool_in_cdev_%d_qp_%d",
+                       dev_id, qp_id);
 
        uint32_t max_size = options->max_buffer_size + options->digest_sz;
        uint32_t segment_nb = (max_size % options->segment_sz) ?
@@ -233,8 +233,8 @@ cperf_throughput_test_constructor(struct rte_mempool 
*sess_mp,
 
        if (options->out_of_place == 1) {
 
-               snprintf(pool_name, sizeof(pool_name), "cperf_pool_out_cdev_%d",
-                               dev_id);
+               snprintf(pool_name, sizeof(pool_name), 
"cperf_pool_out_cdev_%d_qp_%d",
+                               dev_id, qp_id);
 
                ctx->pkt_mbuf_pool_out = rte_pktmbuf_pool_create(
                                pool_name, options->pool_sz, 0, 0,
@@ -262,8 +262,8 @@ cperf_throughput_test_constructor(struct rte_mempool 
*sess_mp,
                }
        }
 
-       snprintf(pool_name, sizeof(pool_name), "cperf_op_pool_cdev_%d",
-                       dev_id);
+       snprintf(pool_name, sizeof(pool_name), "cperf_op_pool_cdev_%d_qp_%d",
+                       dev_id, qp_id);
 
        uint16_t priv_size = RTE_ALIGN_CEIL(test_vector->cipher_iv.length +
                test_vector->auth_iv.length + test_vector->aead_iv.length, 16) +
@@ -530,7 +530,5 @@ cperf_throughput_test_destructor(void *arg)
        if (ctx == NULL)
                return;
 
-       rte_cryptodev_stop(ctx->dev_id);
-
        cperf_throughput_test_free(ctx, ctx->options->pool_sz);
 }
diff --git a/app/test-crypto-perf/cperf_test_verify.c 
b/app/test-crypto-perf/cperf_test_verify.c
index b18426c..c7c59d4 100644
--- a/app/test-crypto-perf/cperf_test_verify.c
+++ b/app/test-crypto-perf/cperf_test_verify.c
@@ -233,8 +233,8 @@ cperf_verify_test_constructor(struct rte_mempool *sess_mp,
        if (ctx->sess == NULL)
                goto err;
 
-       snprintf(pool_name, sizeof(pool_name), "cperf_pool_in_cdev_%d",
-                       dev_id);
+       snprintf(pool_name, sizeof(pool_name), "cperf_pool_in_cdev_%d_qp_%d",
+                       dev_id, qp_id);
 
        uint32_t max_size = options->max_buffer_size + options->digest_sz;
        uint32_t segment_nb = (max_size % options->segment_sz) ?
@@ -265,8 +265,8 @@ cperf_verify_test_constructor(struct rte_mempool *sess_mp,
 
        if (options->out_of_place == 1) {
 
-               snprintf(pool_name, sizeof(pool_name), "cperf_pool_out_cdev_%d",
-                               dev_id);
+               snprintf(pool_name, sizeof(pool_name), 
"cperf_pool_out_cdev_%d_qp_%d",
+                               dev_id, qp_id);
 
                ctx->pkt_mbuf_pool_out = rte_pktmbuf_pool_create(
                                pool_name, options->pool_sz, 0, 0,
@@ -294,8 +294,8 @@ cperf_verify_test_constructor(struct rte_mempool *sess_mp,
                }
        }
 
-       snprintf(pool_name, sizeof(pool_name), "cperf_op_pool_cdev_%d",
-                       dev_id);
+       snprintf(pool_name, sizeof(pool_name), "cperf_op_pool_cdev_%d_qp_%d",
+                       dev_id, qp_id);
 
        uint16_t priv_size = RTE_ALIGN_CEIL(test_vector->cipher_iv.length +
                test_vector->auth_iv.length + test_vector->aead_iv.length, 16) +
@@ -626,7 +626,5 @@ cperf_verify_test_destructor(void *arg)
        if (ctx == NULL)
                return;
 
-       rte_cryptodev_stop(ctx->dev_id);
-
        cperf_verify_test_free(ctx, ctx->options->pool_sz);
 }
diff --git a/app/test-crypto-perf/main.c b/app/test-crypto-perf/main.c
index 99f5d3e..4641a22 100644
--- a/app/test-crypto-perf/main.c
+++ b/app/test-crypto-perf/main.c
@@ -83,7 +83,7 @@ cperf_initialize_cryptodev(struct cperf_options *opts, 
uint8_t *enabled_cdevs,
                        struct rte_mempool *session_pool_socket[])
 {
        uint8_t enabled_cdev_count = 0, nb_lcores, cdev_id;
-       unsigned int i;
+       unsigned int i, j;
        int ret;
 
        enabled_cdev_count = rte_cryptodev_devices_get(opts->device_type,
@@ -118,8 +118,8 @@ cperf_initialize_cryptodev(struct cperf_options *opts, 
uint8_t *enabled_cdevs,
                uint8_t socket_id = rte_cryptodev_socket_id(cdev_id);
 
                struct rte_cryptodev_config conf = {
-                               .nb_queue_pairs = 1,
-                               .socket_id = socket_id
+                       .nb_queue_pairs = opts->num_qps,
+                       .socket_id = socket_id
                };
 
                struct rte_cryptodev_qp_conf qp_conf = {
@@ -158,14 +158,16 @@ cperf_initialize_cryptodev(struct cperf_options *opts, 
uint8_t *enabled_cdevs,
                        return -EINVAL;
                }
 
-               ret = rte_cryptodev_queue_pair_setup(cdev_id, 0,
+               for (j = 0; j < opts->num_qps; j++) {
+                       ret = rte_cryptodev_queue_pair_setup(cdev_id, j,
                                &qp_conf, socket_id,
                                session_pool_socket[socket_id]);
                        if (ret < 0) {
                                printf("Failed to setup queue pair %u on "
-                                       "cryptodev %u", 0, cdev_id);
+                                       "cryptodev %u", j, cdev_id);
                                return -EINVAL;
                        }
+               }
 
                ret = rte_cryptodev_start(cdev_id);
                if (ret < 0) {
@@ -464,23 +466,29 @@ main(int argc, char **argv)
        if (!opts.silent)
                show_test_vector(t_vec);
 
+       uint16_t total_num_qps = nb_cryptodevs * opts.num_qps;
+
        i = 0;
+       uint8_t qp_id = 0, cdev_index = 0;
        RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 
-               if (i == nb_cryptodevs)
+               if (i == total_num_qps)
                        break;
 
-               cdev_id = enabled_cdevs[i];
+               cdev_id = enabled_cdevs[cdev_index];
 
                uint8_t socket_id = rte_cryptodev_socket_id(cdev_id);
 
-               ctx[cdev_id] = cperf_testmap[opts.test].constructor(
-                               session_pool_socket[socket_id], cdev_id, 0,
+               ctx[i] = cperf_testmap[opts.test].constructor(
+                               session_pool_socket[socket_id], cdev_id, qp_id,
                                &opts, t_vec, &op_fns);
-               if (ctx[cdev_id] == NULL) {
+               if (ctx[i] == NULL) {
                        RTE_LOG(ERR, USER1, "Test run constructor failed\n");
                        goto err;
                }
+               qp_id = (qp_id + 1) % opts.num_qps;
+               if (qp_id == 0)
+                       cdev_index++;
                i++;
        }
 
@@ -494,19 +502,17 @@ main(int argc, char **argv)
                i = 0;
                RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 
-                       if (i == nb_cryptodevs)
+                       if (i == total_num_qps)
                                break;
 
-                       cdev_id = enabled_cdevs[i];
-
                        rte_eal_remote_launch(cperf_testmap[opts.test].runner,
-                               ctx[cdev_id], lcore_id);
+                               ctx[i], lcore_id);
                        i++;
                }
                i = 0;
                RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 
-                       if (i == nb_cryptodevs)
+                       if (i == total_num_qps)
                                break;
                        rte_eal_wait_lcore(lcore_id);
                        i++;
@@ -525,15 +531,17 @@ main(int argc, char **argv)
        i = 0;
        RTE_LCORE_FOREACH_SLAVE(lcore_id) {
 
-               if (i == nb_cryptodevs)
+               if (i == total_num_qps)
                        break;
 
-               cdev_id = enabled_cdevs[i];
-
-               cperf_testmap[opts.test].destructor(ctx[cdev_id]);
+               cperf_testmap[opts.test].destructor(ctx[i]);
                i++;
        }
 
+       for (i = 0; i < nb_cryptodevs &&
+                       i < RTE_CRYPTO_MAX_DEVS; i++)
+               rte_cryptodev_stop(enabled_cdevs[i]);
+
        free_test_vector(t_vec, &opts);
 
        printf("\n");
@@ -542,16 +550,20 @@ main(int argc, char **argv)
 err:
        i = 0;
        RTE_LCORE_FOREACH_SLAVE(lcore_id) {
-               if (i == nb_cryptodevs)
+               if (i == total_num_qps)
                        break;
 
                cdev_id = enabled_cdevs[i];
 
-               if (ctx[cdev_id] && cperf_testmap[opts.test].destructor)
-                       cperf_testmap[opts.test].destructor(ctx[cdev_id]);
+               if (ctx[i] && cperf_testmap[opts.test].destructor)
+                       cperf_testmap[opts.test].destructor(ctx[i]);
                i++;
        }
 
+       for (i = 0; i < nb_cryptodevs &&
+                       i < RTE_CRYPTO_MAX_DEVS; i++)
+               rte_cryptodev_stop(enabled_cdevs[i]);
+
        free_test_vector(t_vec, &opts);
 
        printf("\n");
diff --git a/doc/guides/tools/cryptoperf.rst b/doc/guides/tools/cryptoperf.rst
index 23b2b98..2fb0c66 100644
--- a/doc/guides/tools/cryptoperf.rst
+++ b/doc/guides/tools/cryptoperf.rst
@@ -192,6 +192,11 @@ The following are the appication command-line options:
            crypto_armv8
            crypto_scheduler
 
+* ``--qps <n>``
+
+       Set the number of queue pairs per device (1 by default).
+
+
 * ``--optype <name>``
 
         Set operation type, where ``name`` is one of the following::
-- 
2.9.4

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