From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by dpdk.org (Postfix) with ESMTP id F3F971B84B for ; Tue, 15 May 2018 15:15:20 +0200 (CEST) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C9456C12C1; Tue, 15 May 2018 13:15:19 +0000 (UTC) Received: from ktraynor.remote.csb (ovpn-117-234.ams2.redhat.com [10.36.117.234]) by smtp.corp.redhat.com (Postfix) with ESMTP id 32B582024CBB; Tue, 15 May 2018 13:15:18 +0000 (UTC) To: Wisam Jaddo , jingjing.wu@intel.com, wenzhuo.lu@intel.com, thomas@monjalon.net Cc: rasland@mellanox.com, dev@dpdk.org, shahafs@mellanox.com References: <1525869279-10035-1-git-send-email-wisamm@mellanox.com> <1525869279-10035-2-git-send-email-wisamm@mellanox.com> From: Kevin Traynor Organization: Red Hat Message-ID: Date: Tue, 15 May 2018 14:15:17 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.0 MIME-Version: 1.0 In-Reply-To: <1525869279-10035-2-git-send-email-wisamm@mellanox.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Tue, 15 May 2018 13:15:19 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Tue, 15 May 2018 13:15:19 +0000 (UTC) for IP:'10.11.54.4' DOMAIN:'int-mx04.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'ktraynor@redhat.com' RCPT:'' Subject: Re: [dpdk-dev] [PATCH 1/2] app/testpmd: add custom topology command X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 May 2018 13:15:21 -0000 On 05/09/2018 01:34 PM, Wisam Jaddo wrote: > Set custom topology for forwading packets by making the ^^^^^^^^^ > given two ports as pair, in custom topology the active > ports will be the defiend in custum-topo only. ^^^^^^^ ^^^^^^ typos above and similar in the docs below > > This command will be useful in testing, when special > topology is needed. Can you use a combination of paired mode and set portlist to achieve the same topology? or there is something you want that it doesn't cover? http://dpdk.org/doc/guides/testpmd_app_ug/testpmd_funcs.html#set-portlist > > usage: > testpmd> set custom-topo (port_id_1) (port_id_2) > > Signed-off-by: Wisam Jaddo > --- > app/test-pmd/cmdline.c | 49 +++++++++++++++++++++++++++++ > app/test-pmd/config.c | 41 ++++++++++++++++++++++++ > app/test-pmd/parameters.c | 6 ++-- > app/test-pmd/testpmd.h | 8 ++++- > doc/guides/testpmd_app_ug/testpmd_funcs.rst | 8 +++++ > 5 files changed, 109 insertions(+), 3 deletions(-) > > diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c > index 9615670..9d48048 100644 > --- a/app/test-pmd/cmdline.c > +++ b/app/test-pmd/cmdline.c > @@ -466,6 +466,9 @@ static void cmd_help_long_parsed(void *parsed_result, > "set eth-peer (port_id) (peer_addr)\n" > " set the peer address for certain port.\n\n" > > + "set custom-topo (port_id_1) (port_id_2)\n" > + " set custom topo.\n\n" > + > "set port (port_id) uta (mac_address|all) (on|off)\n" > " Add/Remove a or all unicast hash filter(s)" > "from port X.\n\n" > @@ -7649,6 +7652,51 @@ cmdline_parse_inst_t cmd_set_fwd_eth_peer = { > }, > }; > > +/* *** SET CUSTOM TOPO FOR CERTAIN PORT *** */ > +struct cmd_custom_topo_result { > + cmdline_fixed_string_t set; > + cmdline_fixed_string_t custom_topo; > + portid_t port_id_1; > + portid_t port_id_2; > +}; > + > +static void cmd_set_custom_topo_parsed(void *parsed_result, > + __attribute__((unused)) struct cmdline *cl, > + __attribute__((unused)) void *data) > +{ > + struct cmd_custom_topo_result *res = parsed_result; > + > + if (test_done == 0) { > + printf("Please stop forwarding first\n"); > + return; > + } > + if (!strcmp(res->custom_topo, "custom-topo")) { > + set_custom_topo(res->port_id_1, res->port_id_2); > + fwd_config_setup(); > + } > +} > +cmdline_parse_token_string_t cmd_set_custom_topo_set = > + TOKEN_STRING_INITIALIZER(struct cmd_custom_topo_result, set, "set"); > +cmdline_parse_token_string_t cmd_set_custom_topo_custom_topo = > + TOKEN_STRING_INITIALIZER(struct cmd_custom_topo_result, custom_topo, "custom-topo"); > +cmdline_parse_token_num_t cmd_set_custom_topo_port_id_1 = > + TOKEN_NUM_INITIALIZER(struct cmd_custom_topo_result, port_id_1, UINT16); > +cmdline_parse_token_num_t cmd_set_custom_topo_port_id_2 = > + TOKEN_NUM_INITIALIZER(struct cmd_custom_topo_result, port_id_2, UINT16); > + > +cmdline_parse_inst_t cmd_set_custom_topo = { > + .f = cmd_set_custom_topo_parsed, > + .data = NULL, > + .help_str = "set custom-topo (port_id_1) (port_id_2)", > + .tokens = { > + (void *)&cmd_set_custom_topo_set, > + (void *)&cmd_set_custom_topo_custom_topo, > + (void *)&cmd_set_custom_topo_port_id_1, > + (void *)&cmd_set_custom_topo_port_id_2, > + NULL, > + }, > +}; > + > /* *** CONFIGURE QUEUE STATS COUNTER MAPPINGS *** */ > struct cmd_set_qmap_result { > cmdline_fixed_string_t set; > @@ -16540,6 +16588,7 @@ cmdline_parse_ctx_t main_ctx[] = { > (cmdline_parse_inst_t *)&cmd_stop, > (cmdline_parse_inst_t *)&cmd_mac_addr, > (cmdline_parse_inst_t *)&cmd_set_fwd_eth_peer, > + (cmdline_parse_inst_t *)&cmd_set_custom_topo, > (cmdline_parse_inst_t *)&cmd_set_qmap, > (cmdline_parse_inst_t *)&cmd_set_xstats_hide_zero, > (cmdline_parse_inst_t *)&cmd_operate_port, > diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c > index 16fc481..23799ad 100644 > --- a/app/test-pmd/config.c > +++ b/app/test-pmd/config.c > @@ -2069,6 +2069,8 @@ fwd_topology_tx_port_get(portid_t rxp) > return (rxp + 1) % cur_fwd_config.nb_fwd_ports; > case PORT_TOPOLOGY_LOOP: > return rxp; > + case PORT_TOPOLOGY_CUSTOM: > + return fwd_streams[rxp]->tx_port; > } > } > > @@ -2378,6 +2380,45 @@ set_fwd_eth_peer(portid_t port_id, char *peer_addr) > new_peer_addr[c]; > } > > +static void > +print_ports_range(void) > +{ > + portid_t pid; > + printf("Valid port range is ["); > + RTE_ETH_FOREACH_DEV(pid) > + printf(", %d", pid); > + printf("]\n"); > +} > + > +void > +set_custom_topo(portid_t port_id_1, portid_t port_id_2) > +{ > + unsigned int portlist[RTE_MAX_ETHPORTS]; > + unsigned int i; > + unsigned int nb_pt = 0; > + if (port_topology != PORT_TOPOLOGY_CUSTOM) { > + printf("Please set the forward topology to custom first.\n"); > + return; > + } > + if (port_id_is_invalid(port_id_1, ENABLED_WARN)) { > + print_ports_range(); > + return; > + } > + if (port_id_is_invalid(port_id_2, ENABLED_WARN)) { > + print_ports_range(); > + return; > + } > + fwd_streams[port_id_1]->tx_port = port_id_2; > + fwd_streams[port_id_2]->tx_port = port_id_1; > + fwd_ports[port_id_1] = port_id_1; > + fwd_ports[port_id_2] = port_id_2; > + > + for (i = 0; i < RTE_MAX_ETHPORTS; i++) > + if (fwd_ports[i] == i) > + portlist[nb_pt++] = i; > + set_fwd_ports_list(portlist, nb_pt); > +} > + > int > set_fwd_lcores_list(unsigned int *lcorelist, unsigned int nb_lc) > { > diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c > index aea8af8..0db411d 100644 > --- a/app/test-pmd/parameters.c > +++ b/app/test-pmd/parameters.c > @@ -139,8 +139,8 @@ usage(char* progname) > printf(" --enable-hw-vlan-extend: enable hardware vlan extend.\n"); > printf(" --enable-drop-en: enable per queue packet drop.\n"); > printf(" --disable-rss: disable rss.\n"); > - printf(" --port-topology=N: set port topology (N: paired (default) or " > - "chained).\n"); > + printf(" --port-topology=N: set port topology (N: paired (default)" > + "(loop), (custom) or (chained).\n"); > printf(" --forward-mode=N: set forwarding mode (N: %s).\n", > list_pkt_forwarding_modes()); > printf(" --rss-ip: set RSS functions to IPv4/IPv6 only .\n"); > @@ -920,6 +920,8 @@ launch_args_parse(int argc, char** argv) > port_topology = PORT_TOPOLOGY_CHAINED; > else if (!strcmp(optarg, "loop")) > port_topology = PORT_TOPOLOGY_LOOP; > + else if (!strcmp(optarg, "custom")) > + port_topology = PORT_TOPOLOGY_CUSTOM; > else > rte_exit(EXIT_FAILURE, "port-topology %s invalid -" > " must be: paired, chained or loop\n", > diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h > index 1af87b8..3250683 100644 > --- a/app/test-pmd/testpmd.h > +++ b/app/test-pmd/testpmd.h > @@ -67,6 +67,7 @@ enum { > PORT_TOPOLOGY_PAIRED, > PORT_TOPOLOGY_CHAINED, > PORT_TOPOLOGY_LOOP, > + PORT_TOPOLOGY_CUSTOM, > }; > > #ifdef RTE_TEST_PMD_RECORD_BURST_STATS > @@ -363,6 +364,11 @@ extern uint8_t txring_numa[RTE_MAX_ETHPORTS]; > extern uint8_t socket_num; > > /* > + * Store the custom topo. > + */ > +portid_t fwd_ports[RTE_MAX_ETHPORTS]; > + > +/* > * Configuration of logical cores: > * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores > */ > @@ -598,7 +604,7 @@ void reconfig(portid_t new_port_id, unsigned socket_id); > int init_fwd_streams(void); > > void set_fwd_eth_peer(portid_t port_id, char *peer_addr); > - > +void set_custom_topo(portid_t port_id_1, portid_t port_id_2); > void port_mtu_set(portid_t port_id, uint16_t mtu); > void port_reg_bit_display(portid_t port_id, uint32_t reg_off, uint8_t bit_pos); > void port_reg_bit_set(portid_t port_id, uint32_t reg_off, uint8_t bit_pos, > diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testpmd_app_ug/testpmd_funcs.rst > index 013a405..5edf210 100644 > --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst > +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst > @@ -1090,6 +1090,14 @@ Set the forwarding peer address for certain port:: > > This is equivalent to the ``--eth-peer`` command-line option. > > +set custom-topo > +~~~~~~~~~~~~~~ > + > +Set custom topology for forwading packets by making the given two ports as pair. > +In custom topology the active ports will be the defiend in custum-topo only:: > + > + testpmd> set custom-topo (port_id_1) (port_id_2) > + > set port-uta > ~~~~~~~~~~~~ > >