app/eventdev: add options for mbuf and packet sizes

[dpdk.git] / app / test-eventdev / test_pipeline_common.c

diff --git a/app/test-eventdev/test_pipeline_common.c b/app/test-eventdev/test_pipeline_common.c
index 6166516..386aca2 100644 (file)
--- a/app/test-eventdev/test_pipeline_common.c
+++ b/app/test-eventdev/test_pipeline_common.c
@@ -166,7 +166,6 @@ pipeline_ethdev_setup(struct evt_test *test, struct evt_options *opt)
        struct rte_eth_conf port_conf = {
                .rxmode = {
                        .mq_mode = ETH_MQ_RX_RSS,
-                       .max_rx_pkt_len = RTE_ETHER_MAX_LEN,
                },
                .rx_adv_conf = {
                        .rss_conf = {
@@ -176,12 +175,21 @@ pipeline_ethdev_setup(struct evt_test *test, struct evt_options *opt)
                },
        };
 
-       RTE_SET_USED(opt);
        if (!rte_eth_dev_count_avail()) {
                evt_err("No ethernet ports found.");
                return -ENODEV;
        }
 
+       if (opt->max_pkt_sz < RTE_ETHER_MIN_LEN) {
+               evt_err("max_pkt_sz can not be less than %d",
+                       RTE_ETHER_MIN_LEN);
+               return -EINVAL;
+       }
+
+       port_conf.rxmode.max_rx_pkt_len = opt->max_pkt_sz;
+       if (opt->max_pkt_sz > RTE_ETHER_MAX_LEN)
+               port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
+
        t->internal_port = 1;
        RTE_ETH_FOREACH_DEV(i) {
                struct rte_eth_dev_info dev_info;
@@ -416,12 +424,36 @@ int
 pipeline_mempool_setup(struct evt_test *test, struct evt_options *opt)
 {
        struct test_pipeline *t = evt_test_priv(test);
+       int i;
+
+       if (!opt->mbuf_sz)
+               opt->mbuf_sz = RTE_MBUF_DEFAULT_BUF_SIZE;
+
+       if (!opt->max_pkt_sz)
+               opt->max_pkt_sz = RTE_ETHER_MAX_LEN;
+
+       RTE_ETH_FOREACH_DEV(i) {
+               struct rte_eth_dev_info dev_info;
+               uint16_t data_size = 0;
+
+               memset(&dev_info, 0, sizeof(dev_info));
+               rte_eth_dev_info_get(i, &dev_info);
+               if (dev_info.rx_desc_lim.nb_mtu_seg_max != UINT16_MAX &&
+                               dev_info.rx_desc_lim.nb_mtu_seg_max != 0) {
+                       data_size = opt->max_pkt_sz /
+                               dev_info.rx_desc_lim.nb_mtu_seg_max;
+                       data_size += RTE_PKTMBUF_HEADROOM;
+
+                       if (data_size  > opt->mbuf_sz)
+                               opt->mbuf_sz = data_size;
+               }
+       }
 
        t->pool = rte_pktmbuf_pool_create(test->name, /* mempool name */
                        opt->pool_sz, /* number of elements*/
                        512, /* cache size*/
                        0,
-                       RTE_MBUF_DEFAULT_BUF_SIZE,
+                       opt->mbuf_sz,
                        opt->socket_id); /* flags */
 
        if (t->pool == NULL) {