app/testpmd: add 5-tuple swap forwarding engine
[dpdk.git] / app / test-pmd / testpmd.c
index 446da36..7842c3b 100644 (file)
@@ -78,6 +78,7 @@
 #endif
 
 #define EXTMEM_HEAP_NAME "extmem"
+#define EXTBUF_ZONE_SIZE RTE_PGSIZE_2M
 
 uint16_t verbose_level = 0; /**< Silent by default. */
 int testpmd_logtype; /**< Log type for testpmd logs */
@@ -178,9 +179,7 @@ struct fwd_engine * fwd_engines[] = {
        &csum_fwd_engine,
        &icmp_echo_engine,
        &noisy_vnf_engine,
-#if defined RTE_LIBRTE_PMD_SOFTNIC
-       &softnic_fwd_engine,
-#endif
+       &five_tuple_swap_fwd_engine,
 #ifdef RTE_LIBRTE_IEEE1588
        &ieee1588_fwd_engine,
 #endif
@@ -222,6 +221,12 @@ enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF;
 uint8_t txonly_multi_flow;
 /**< Whether multiple flows are generated in TXONLY mode. */
 
+uint32_t tx_pkt_times_inter;
+/**< Timings for send scheduling in TXONLY mode, time between bursts. */
+
+uint32_t tx_pkt_times_intra;
+/**< Timings for send scheduling in TXONLY mode, time between packets. */
+
 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */
 
@@ -374,6 +379,7 @@ static const char * const eth_event_desc[] = {
        [RTE_ETH_EVENT_INTR_RMV] = "device removal",
        [RTE_ETH_EVENT_NEW] = "device probed",
        [RTE_ETH_EVENT_DESTROY] = "device released",
+       [RTE_ETH_EVENT_FLOW_AGED] = "flow aged",
        [RTE_ETH_EVENT_MAX] = NULL,
 };
 
@@ -387,7 +393,8 @@ uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) |
                            (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) |
                            (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) |
                            (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) |
-                           (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV);
+                           (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV) |
+                           (UINT32_C(1) << RTE_ETH_EVENT_FLOW_AGED);
 /*
  * Decide if all memory are locked for performance.
  */
@@ -481,6 +488,11 @@ uint8_t bitrate_enabled;
 struct gro_status gro_ports[RTE_MAX_ETHPORTS];
 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES;
 
+/*
+ * hexadecimal bitmask of RX mq mode can be enabled.
+ */
+enum rte_eth_rx_mq_mode rx_mq_mode = ETH_MQ_RX_VMDQ_DCB_RSS;
+
 /* Forward function declarations */
 static void setup_attached_port(portid_t pi);
 static void map_port_queue_stats_mapping_registers(portid_t pi,
@@ -502,6 +514,9 @@ static int all_ports_started(void);
 struct gso_status gso_ports[RTE_MAX_ETHPORTS];
 uint16_t gso_max_segment_size = RTE_ETHER_MAX_LEN - RTE_ETHER_CRC_LEN;
 
+/* Holds the registered mbuf dynamic flags names. */
+char dynf_names[64][RTE_MBUF_DYN_NAMESIZE];
+
 /*
  * Helper function to check if socket is already discovered.
  * If yes, return positive value. If not, return zero.
@@ -865,6 +880,66 @@ dma_map_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused,
        }
 }
 
+static unsigned int
+setup_extbuf(uint32_t nb_mbufs, uint16_t mbuf_sz, unsigned int socket_id,
+           char *pool_name, struct rte_pktmbuf_extmem **ext_mem)
+{
+       struct rte_pktmbuf_extmem *xmem;
+       unsigned int ext_num, zone_num, elt_num;
+       uint16_t elt_size;
+
+       elt_size = RTE_ALIGN_CEIL(mbuf_sz, RTE_CACHE_LINE_SIZE);
+       elt_num = EXTBUF_ZONE_SIZE / elt_size;
+       zone_num = (nb_mbufs + elt_num - 1) / elt_num;
+
+       xmem = malloc(sizeof(struct rte_pktmbuf_extmem) * zone_num);
+       if (xmem == NULL) {
+               TESTPMD_LOG(ERR, "Cannot allocate memory for "
+                                "external buffer descriptors\n");
+               *ext_mem = NULL;
+               return 0;
+       }
+       for (ext_num = 0; ext_num < zone_num; ext_num++) {
+               struct rte_pktmbuf_extmem *xseg = xmem + ext_num;
+               const struct rte_memzone *mz;
+               char mz_name[RTE_MEMZONE_NAMESIZE];
+               int ret;
+
+               ret = snprintf(mz_name, sizeof(mz_name),
+                       RTE_MEMPOOL_MZ_FORMAT "_xb_%u", pool_name, ext_num);
+               if (ret < 0 || ret >= (int)sizeof(mz_name)) {
+                       errno = ENAMETOOLONG;
+                       ext_num = 0;
+                       break;
+               }
+               mz = rte_memzone_reserve_aligned(mz_name, EXTBUF_ZONE_SIZE,
+                                                socket_id,
+                                                RTE_MEMZONE_IOVA_CONTIG |
+                                                RTE_MEMZONE_1GB |
+                                                RTE_MEMZONE_SIZE_HINT_ONLY,
+                                                EXTBUF_ZONE_SIZE);
+               if (mz == NULL) {
+                       /*
+                        * The caller exits on external buffer creation
+                        * error, so there is no need to free memzones.
+                        */
+                       errno = ENOMEM;
+                       ext_num = 0;
+                       break;
+               }
+               xseg->buf_ptr = mz->addr;
+               xseg->buf_iova = mz->iova;
+               xseg->buf_len = EXTBUF_ZONE_SIZE;
+               xseg->elt_size = elt_size;
+       }
+       if (ext_num == 0 && xmem != NULL) {
+               free(xmem);
+               xmem = NULL;
+       }
+       *ext_mem = xmem;
+       return ext_num;
+}
+
 /*
  * Configuration initialisation done once at init time.
  */
@@ -933,6 +1008,26 @@ mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
                                        heap_socket);
                        break;
                }
+       case MP_ALLOC_XBUF:
+               {
+                       struct rte_pktmbuf_extmem *ext_mem;
+                       unsigned int ext_num;
+
+                       ext_num = setup_extbuf(nb_mbuf, mbuf_seg_size,
+                                              socket_id, pool_name, &ext_mem);
+                       if (ext_num == 0)
+                               rte_exit(EXIT_FAILURE,
+                                        "Can't create pinned data buffers\n");
+
+                       TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n",
+                                       rte_mbuf_best_mempool_ops());
+                       rte_mp = rte_pktmbuf_pool_create_extbuf
+                                       (pool_name, nb_mbuf, mb_mempool_cache,
+                                        0, mbuf_seg_size, socket_id,
+                                        ext_mem, ext_num);
+                       free(ext_mem);
+                       break;
+               }
        default:
                {
                        rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n");
@@ -979,7 +1074,7 @@ check_socket_id(const unsigned int socket_id)
 queueid_t
 get_allowed_max_nb_rxq(portid_t *pid)
 {
-       queueid_t allowed_max_rxq = MAX_QUEUE_ID;
+       queueid_t allowed_max_rxq = RTE_MAX_QUEUES_PER_PORT;
        bool max_rxq_valid = false;
        portid_t pi;
        struct rte_eth_dev_info dev_info;
@@ -1029,7 +1124,7 @@ check_nb_rxq(queueid_t rxq)
 queueid_t
 get_allowed_max_nb_txq(portid_t *pid)
 {
-       queueid_t allowed_max_txq = MAX_QUEUE_ID;
+       queueid_t allowed_max_txq = RTE_MAX_QUEUES_PER_PORT;
        bool max_txq_valid = false;
        portid_t pi;
        struct rte_eth_dev_info dev_info;
@@ -1071,6 +1166,177 @@ check_nb_txq(queueid_t txq)
        return 0;
 }
 
+/*
+ * Get the allowed maximum number of RXDs of every rx queue.
+ * *pid return the port id which has minimal value of
+ * max_rxd in all queues of all ports.
+ */
+static uint16_t
+get_allowed_max_nb_rxd(portid_t *pid)
+{
+       uint16_t allowed_max_rxd = UINT16_MAX;
+       portid_t pi;
+       struct rte_eth_dev_info dev_info;
+
+       RTE_ETH_FOREACH_DEV(pi) {
+               if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
+                       continue;
+
+               if (dev_info.rx_desc_lim.nb_max < allowed_max_rxd) {
+                       allowed_max_rxd = dev_info.rx_desc_lim.nb_max;
+                       *pid = pi;
+               }
+       }
+       return allowed_max_rxd;
+}
+
+/*
+ * Get the allowed minimal number of RXDs of every rx queue.
+ * *pid return the port id which has minimal value of
+ * min_rxd in all queues of all ports.
+ */
+static uint16_t
+get_allowed_min_nb_rxd(portid_t *pid)
+{
+       uint16_t allowed_min_rxd = 0;
+       portid_t pi;
+       struct rte_eth_dev_info dev_info;
+
+       RTE_ETH_FOREACH_DEV(pi) {
+               if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
+                       continue;
+
+               if (dev_info.rx_desc_lim.nb_min > allowed_min_rxd) {
+                       allowed_min_rxd = dev_info.rx_desc_lim.nb_min;
+                       *pid = pi;
+               }
+       }
+
+       return allowed_min_rxd;
+}
+
+/*
+ * Check input rxd is valid or not.
+ * If input rxd is not greater than any of maximum number
+ * of RXDs of every Rx queues and is not less than any of
+ * minimal number of RXDs of every Rx queues, it is valid.
+ * if valid, return 0, else return -1
+ */
+int
+check_nb_rxd(queueid_t rxd)
+{
+       uint16_t allowed_max_rxd;
+       uint16_t allowed_min_rxd;
+       portid_t pid = 0;
+
+       allowed_max_rxd = get_allowed_max_nb_rxd(&pid);
+       if (rxd > allowed_max_rxd) {
+               printf("Fail: input rxd (%u) can't be greater "
+                      "than max_rxds (%u) of port %u\n",
+                      rxd,
+                      allowed_max_rxd,
+                      pid);
+               return -1;
+       }
+
+       allowed_min_rxd = get_allowed_min_nb_rxd(&pid);
+       if (rxd < allowed_min_rxd) {
+               printf("Fail: input rxd (%u) can't be less "
+                      "than min_rxds (%u) of port %u\n",
+                      rxd,
+                      allowed_min_rxd,
+                      pid);
+               return -1;
+       }
+
+       return 0;
+}
+
+/*
+ * Get the allowed maximum number of TXDs of every rx queues.
+ * *pid return the port id which has minimal value of
+ * max_txd in every tx queue.
+ */
+static uint16_t
+get_allowed_max_nb_txd(portid_t *pid)
+{
+       uint16_t allowed_max_txd = UINT16_MAX;
+       portid_t pi;
+       struct rte_eth_dev_info dev_info;
+
+       RTE_ETH_FOREACH_DEV(pi) {
+               if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
+                       continue;
+
+               if (dev_info.tx_desc_lim.nb_max < allowed_max_txd) {
+                       allowed_max_txd = dev_info.tx_desc_lim.nb_max;
+                       *pid = pi;
+               }
+       }
+       return allowed_max_txd;
+}
+
+/*
+ * Get the allowed maximum number of TXDs of every tx queues.
+ * *pid return the port id which has minimal value of
+ * min_txd in every tx queue.
+ */
+static uint16_t
+get_allowed_min_nb_txd(portid_t *pid)
+{
+       uint16_t allowed_min_txd = 0;
+       portid_t pi;
+       struct rte_eth_dev_info dev_info;
+
+       RTE_ETH_FOREACH_DEV(pi) {
+               if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
+                       continue;
+
+               if (dev_info.tx_desc_lim.nb_min > allowed_min_txd) {
+                       allowed_min_txd = dev_info.tx_desc_lim.nb_min;
+                       *pid = pi;
+               }
+       }
+
+       return allowed_min_txd;
+}
+
+/*
+ * Check input txd is valid or not.
+ * If input txd is not greater than any of maximum number
+ * of TXDs of every Rx queues, it is valid.
+ * if valid, return 0, else return -1
+ */
+int
+check_nb_txd(queueid_t txd)
+{
+       uint16_t allowed_max_txd;
+       uint16_t allowed_min_txd;
+       portid_t pid = 0;
+
+       allowed_max_txd = get_allowed_max_nb_txd(&pid);
+       if (txd > allowed_max_txd) {
+               printf("Fail: input txd (%u) can't be greater "
+                      "than max_txds (%u) of port %u\n",
+                      txd,
+                      allowed_max_txd,
+                      pid);
+               return -1;
+       }
+
+       allowed_min_txd = get_allowed_min_nb_txd(&pid);
+       if (txd < allowed_min_txd) {
+               printf("Fail: input txd (%u) can't be less "
+                      "than min_txds (%u) of port %u\n",
+                      txd,
+                      allowed_min_txd,
+                      pid);
+               return -1;
+       }
+       return 0;
+}
+
+
 /*
  * Get the allowed maximum number of hairpin queues.
  * *pid return the port id which has minimal value of
@@ -1079,7 +1345,7 @@ check_nb_txq(queueid_t txq)
 queueid_t
 get_allowed_max_nb_hairpinq(portid_t *pid)
 {
-       queueid_t allowed_max_hairpinq = MAX_QUEUE_ID;
+       queueid_t allowed_max_hairpinq = RTE_MAX_QUEUES_PER_PORT;
        portid_t pi;
        struct rte_eth_hairpin_cap cap;
 
@@ -1299,19 +1565,6 @@ init_config(void)
                                        "rte_gro_ctx_create() failed\n");
                }
        }
-
-#if defined RTE_LIBRTE_PMD_SOFTNIC
-       if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) {
-               RTE_ETH_FOREACH_DEV(pid) {
-                       port = &ports[pid];
-                       const char *driver = port->dev_info.driver_name;
-
-                       if (strcmp(driver, "net_softnic") == 0)
-                               port->softport.fwd_lcore_arg = fwd_lcores;
-               }
-       }
-#endif
-
 }
 
 
@@ -1430,57 +1683,68 @@ init_fwd_streams(void)
 static void
 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
 {
-       unsigned int total_burst;
-       unsigned int nb_burst;
-       unsigned int burst_stats[3];
-       uint16_t pktnb_stats[3];
+       uint64_t total_burst, sburst;
+       uint64_t nb_burst;
+       uint64_t burst_stats[4];
+       uint16_t pktnb_stats[4];
        uint16_t nb_pkt;
-       int burst_percent[3];
+       int burst_percent[4], sburstp;
+       int i;
 
        /*
         * First compute the total number of packet bursts and the
         * two highest numbers of bursts of the same number of packets.
         */
-       total_burst = 0;
-       burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
-       pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
-       for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
+       memset(&burst_stats, 0x0, sizeof(burst_stats));
+       memset(&pktnb_stats, 0x0, sizeof(pktnb_stats));
+
+       /* Show stats for 0 burst size always */
+       total_burst = pbs->pkt_burst_spread[0];
+       burst_stats[0] = pbs->pkt_burst_spread[0];
+       pktnb_stats[0] = 0;
+
+       /* Find the next 2 burst sizes with highest occurrences. */
+       for (nb_pkt = 1; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
                nb_burst = pbs->pkt_burst_spread[nb_pkt];
+
                if (nb_burst == 0)
                        continue;
+
                total_burst += nb_burst;
-               if (nb_burst > burst_stats[0]) {
-                       burst_stats[1] = burst_stats[0];
-                       pktnb_stats[1] = pktnb_stats[0];
-                       burst_stats[0] = nb_burst;
-                       pktnb_stats[0] = nb_pkt;
-               } else if (nb_burst > burst_stats[1]) {
+
+               if (nb_burst > burst_stats[1]) {
+                       burst_stats[2] = burst_stats[1];
+                       pktnb_stats[2] = pktnb_stats[1];
                        burst_stats[1] = nb_burst;
                        pktnb_stats[1] = nb_pkt;
+               } else if (nb_burst > burst_stats[2]) {
+                       burst_stats[2] = nb_burst;
+                       pktnb_stats[2] = nb_pkt;
                }
        }
        if (total_burst == 0)
                return;
-       burst_percent[0] = (burst_stats[0] * 100) / total_burst;
-       printf("  %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
-              burst_percent[0], (int) pktnb_stats[0]);
-       if (burst_stats[0] == total_burst) {
-               printf("]\n");
-               return;
-       }
-       if (burst_stats[0] + burst_stats[1] == total_burst) {
-               printf(" + %d%% of %d pkts]\n",
-                      100 - burst_percent[0], pktnb_stats[1]);
-               return;
-       }
-       burst_percent[1] = (burst_stats[1] * 100) / total_burst;
-       burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
-       if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
-               printf(" + %d%% of others]\n", 100 - burst_percent[0]);
-               return;
+
+       printf("  %s-bursts : %"PRIu64" [", rx_tx, total_burst);
+       for (i = 0, sburst = 0, sburstp = 0; i < 4; i++) {
+               if (i == 3) {
+                       printf("%d%% of other]\n", 100 - sburstp);
+                       return;
+               }
+
+               sburst += burst_stats[i];
+               if (sburst == total_burst) {
+                       printf("%d%% of %d pkts]\n",
+                               100 - sburstp, (int) pktnb_stats[i]);
+                       return;
+               }
+
+               burst_percent[i] =
+                       (double)burst_stats[i] / total_burst * 100;
+               printf("%d%% of %d pkts + ",
+                       burst_percent[i], (int) pktnb_stats[i]);
+               sburstp += burst_percent[i];
        }
-       printf(" + %d%% of %d pkts + %d%% of others]\n",
-              burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
 }
 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
 
@@ -1698,11 +1962,22 @@ fwd_stats_display(void)
               "%s\n",
               acc_stats_border, acc_stats_border);
 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
-       if (total_recv > 0)
-               printf("\n  CPU cycles/packet=%u (total cycles="
-                      "%"PRIu64" / total RX packets=%"PRIu64")\n",
-                      (unsigned int)(fwd_cycles / total_recv),
-                      fwd_cycles, total_recv);
+#define CYC_PER_MHZ 1E6
+       if (total_recv > 0 || total_xmit > 0) {
+               uint64_t total_pkts = 0;
+               if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 ||
+                   strcmp(cur_fwd_eng->fwd_mode_name, "flowgen") == 0)
+                       total_pkts = total_xmit;
+               else
+                       total_pkts = total_recv;
+
+               printf("\n  CPU cycles/packet=%.2F (total cycles="
+                      "%"PRIu64" / total %s packets=%"PRIu64") at %"PRIu64
+                      " MHz Clock\n",
+                      (double) fwd_cycles / total_pkts,
+                      fwd_cycles, cur_fwd_eng->fwd_mode_name, total_pkts,
+                      (uint64_t)(rte_get_tsc_hz() / CYC_PER_MHZ));
+       }
 #endif
 }
 
@@ -2549,29 +2824,17 @@ setup_attached_port(portid_t pi)
        printf("Done\n");
 }
 
-void
-detach_port_device(portid_t port_id)
+static void
+detach_device(struct rte_device *dev)
 {
-       struct rte_device *dev;
        portid_t sibling;
 
-       printf("Removing a device...\n");
-
-       dev = rte_eth_devices[port_id].device;
        if (dev == NULL) {
                printf("Device already removed\n");
                return;
        }
 
-       if (ports[port_id].port_status != RTE_PORT_CLOSED) {
-               if (ports[port_id].port_status != RTE_PORT_STOPPED) {
-                       printf("Port not stopped\n");
-                       return;
-               }
-               printf("Port was not closed\n");
-               if (ports[port_id].flow_list)
-                       port_flow_flush(port_id);
-       }
+       printf("Removing a device...\n");
 
        if (rte_dev_remove(dev) < 0) {
                TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name);
@@ -2589,14 +2852,33 @@ detach_port_device(portid_t port_id)
 
        remove_invalid_ports();
 
-       printf("Device of port %u is detached\n", port_id);
+       printf("Device is detached\n");
        printf("Now total ports is %d\n", nb_ports);
        printf("Done\n");
        return;
 }
 
 void
-detach_device(char *identifier)
+detach_port_device(portid_t port_id)
+{
+       if (port_id_is_invalid(port_id, ENABLED_WARN))
+               return;
+
+       if (ports[port_id].port_status != RTE_PORT_CLOSED) {
+               if (ports[port_id].port_status != RTE_PORT_STOPPED) {
+                       printf("Port not stopped\n");
+                       return;
+               }
+               printf("Port was not closed\n");
+               if (ports[port_id].flow_list)
+                       port_flow_flush(port_id);
+       }
+
+       detach_device(rte_eth_devices[port_id].device);
+}
+
+void
+detach_devargs(char *identifier)
 {
        struct rte_dev_iterator iterator;
        struct rte_devargs da;
@@ -2616,6 +2898,7 @@ detach_device(char *identifier)
                if (ports[port_id].port_status != RTE_PORT_CLOSED) {
                        if (ports[port_id].port_status != RTE_PORT_STOPPED) {
                                printf("Port %u not stopped\n", port_id);
+                               rte_eth_iterator_cleanup(&iterator);
                                return;
                        }
 
@@ -2708,8 +2991,6 @@ struct pmd_test_command {
        cmd_func_t cmd_func;
 };
 
-#define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
-
 /* Check the link status of all ports in up to 9s, and print them finally */
 static void
 check_all_ports_link_status(uint32_t port_mask)
@@ -2744,7 +3025,7 @@ check_all_ports_link_status(uint32_t port_mask)
                                        "Port%d Link Up. speed %u Mbps- %s\n",
                                        portid, link.link_speed,
                                (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
-                                       ("full-duplex") : ("half-duplex\n"));
+                                       ("full-duplex") : ("half-duplex"));
                                else
                                        printf("Port %d Link Down\n", portid);
                                continue;
@@ -2786,6 +3067,7 @@ rmv_port_callback(void *arg)
        int need_to_start = 0;
        int org_no_link_check = no_link_check;
        portid_t port_id = (intptr_t)arg;
+       struct rte_device *dev;
 
        RTE_ETH_VALID_PORTID_OR_RET(port_id);
 
@@ -2796,8 +3078,12 @@ rmv_port_callback(void *arg)
        no_link_check = 1;
        stop_port(port_id);
        no_link_check = org_no_link_check;
+
+       /* Save rte_device pointer before closing ethdev port */
+       dev = rte_eth_devices[port_id].device;
        close_port(port_id);
-       detach_port_device(port_id);
+       detach_device(dev); /* might be already removed or have more ports */
+
        if (need_to_start)
                start_packet_forwarding(0);
 }
@@ -3071,7 +3357,9 @@ init_port_config(void)
 
                if (port->dcb_flag == 0) {
                        if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
-                               port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
+                               port->dev_conf.rxmode.mq_mode =
+                                       (enum rte_eth_rx_mq_mode)
+                                               (rx_mq_mode & ETH_MQ_RX_RSS);
                        else
                                port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
                }
@@ -3172,7 +3460,9 @@ get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf,
                }
 
                /* set DCB mode of RX and TX of multiple queues */
-               eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB;
+               eth_conf->rxmode.mq_mode =
+                               (enum rte_eth_rx_mq_mode)
+                                       (rx_mq_mode & ETH_MQ_RX_VMDQ_DCB);
                eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
        } else {
                struct rte_eth_dcb_rx_conf *rx_conf =
@@ -3180,6 +3470,8 @@ get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf,
                struct rte_eth_dcb_tx_conf *tx_conf =
                                &eth_conf->tx_adv_conf.dcb_tx_conf;
 
+               memset(&rss_conf, 0, sizeof(struct rte_eth_rss_conf));
+
                rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf);
                if (rc != 0)
                        return rc;
@@ -3192,7 +3484,9 @@ get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf,
                        tx_conf->dcb_tc[i] = i % num_tcs;
                }
 
-               eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS;
+               eth_conf->rxmode.mq_mode =
+                               (enum rte_eth_rx_mq_mode)
+                                       (rx_mq_mode & ETH_MQ_RX_DCB_RSS);
                eth_conf->rx_adv_conf.rss_conf = rss_conf;
                eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
        }
@@ -3566,5 +3860,10 @@ main(int argc, char** argv)
                        return 1;
        }
 
-       return 0;
+       ret = rte_eal_cleanup();
+       if (ret != 0)
+               rte_exit(EXIT_FAILURE,
+                        "EAL cleanup failed: %s\n", strerror(-ret));
+
+       return EXIT_SUCCESS;
 }