app/testpmd: add command line option for Tx offloads

This patch adds command line option to set hex value for the ports Tx
offloads flags.

Signed-off-by: Shahaf Shuler <shahafs@mellanox.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>

diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c
index 2030bb5..97a5b89 100644 (file)
--- a/app/test-pmd/parameters.c
+++ b/app/test-pmd/parameters.c
@@ -70,7 +70,7 @@ usage(char* progname)
               "--rss-ip | --rss-udp | "
               "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
               "--txpt= | --txht= | --txwt= | --txfreet= | "
-              "--txrst= | --txqflags= ]\n",
+              "--txrst= | --txqflags= | --tx-offloads ]\n",
               progname);
 #ifdef RTE_LIBRTE_CMDLINE
        printf("  --interactive: run in interactive mode.\n");
@@ -187,6 +187,7 @@ usage(char* progname)
               "disable print of designated event or all of them.\n");
        printf("  --flow-isolate-all: "
               "requests flow API isolated mode on all ports at initialization time.\n");
+       printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
 }
 
 #ifdef RTE_LIBRTE_CMDLINE
@@ -537,8 +538,9 @@ launch_args_parse(int argc, char** argv)
        char **argvopt;
        int opt_idx;
        enum { TX, RX };
-       /* Default Rx offloads for all ports. */
+       /* Default offloads for all ports. */
        uint64_t rx_offloads = rx_mode.offloads;
+       uint64_t tx_offloads = tx_mode.offloads;
 
        static struct option lgopts[] = {
                { "help",                       0, 0, 0 },
@@ -616,6 +618,7 @@ launch_args_parse(int argc, char** argv)
                { "no-rmv-interrupt",           0, 0, 0 },
                { "print-event",                1, 0, 0 },
                { "mask-event",                 1, 0, 0 },
+               { "tx-offloads",                1, 0, 0 },
                { 0, 0, 0, 0 },
        };
 
@@ -1087,6 +1090,15 @@ launch_args_parse(int argc, char** argv)
                                rmv_interrupt = 0;
                        if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
                                flow_isolate_all = 1;
+                       if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
+                               char *end = NULL;
+                               n = strtoull(optarg, &end, 16);
+                               if (n >= 0)
+                                       tx_offloads = (uint64_t)n;
+                               else
+                                       rte_exit(EXIT_FAILURE,
+                                                "tx-offloads must be >= 0\n");
+                       }
                        if (!strcmp(lgopts[opt_idx].name, "print-event"))
                                if (parse_event_printing_config(optarg, 1)) {
                                        rte_exit(EXIT_FAILURE,
@@ -1113,4 +1125,5 @@ launch_args_parse(int argc, char** argv)
 
        /* Set offload configuration from command line parameters. */
        rx_mode.offloads = rx_offloads;
+       tx_mode.offloads = tx_offloads;
 }

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 2d5e470..bc63cf4 100644 (file)
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -316,6 +316,8 @@ struct rte_eth_rxmode rx_mode = {
        .ignore_offload_bitfield = 1,
 };
 
+struct rte_eth_txmode tx_mode;
+
 struct rte_fdir_conf fdir_conf = {
        .mode = RTE_FDIR_MODE_NONE,
        .pballoc = RTE_FDIR_PBALLOC_64K,
@@ -576,6 +578,8 @@ init_config(void)
 
        RTE_ETH_FOREACH_DEV(pid) {
                port = &ports[pid];
+               /* Apply default Tx configuration for all ports */
+               port->dev_conf.txmode = tx_mode;
                rte_eth_dev_info_get(pid, &port->dev_info);
 
                if (numa_support) {

diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index 2ef9795..21fd4d6 100644 (file)
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -367,6 +367,8 @@ extern portid_t fwd_ports_ids[RTE_MAX_ETHPORTS];
 extern struct rte_port *ports;
 
 extern struct rte_eth_rxmode rx_mode;
+extern struct rte_eth_txmode tx_mode;
+
 extern uint64_t rss_hf;
 
 extern queueid_t nb_rxq;

diff --git a/doc/guides/testpmd_app_ug/run_app.rst b/doc/guides/testpmd_app_ug/run_app.rst
index 4c0d2ce..fface6f 100644 (file)
--- a/doc/guides/testpmd_app_ug/run_app.rst
+++ b/doc/guides/testpmd_app_ug/run_app.rst
@@ -509,3 +509,8 @@ The commandline options are:
     configured flow rules only (see flow command).
 
     Ports that do not support this mode are automatically discarded.
+
+*   ``--tx-offloads=0xXXXXXXXX``
+
+    Set the hexadecimal bitmask of TX queue offloads.
+    The default value is 0.