From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by dpdk.org (Postfix) with ESMTP id 6F8D12BCD for ; Sun, 22 Apr 2018 13:58:17 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 22 Apr 2018 04:58:17 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,311,1520924400"; d="scan'208";a="222402480" Received: from dpdk51.sh.intel.com ([10.67.110.184]) by fmsmga006.fm.intel.com with ESMTP; 22 Apr 2018 04:58:15 -0700 From: Qi Zhang To: thomas@monjalon.net, ferruh.yigit@intel.com Cc: konstantin.ananyev@intel.com, dev@dpdk.org, beilei.xing@intel.com, jingjing.wu@intel.com, wenzhuo.lu@intel.com, Qi Zhang Date: Sun, 22 Apr 2018 19:58:23 +0800 Message-Id: <20180422115824.105219-5-qi.z.zhang@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20180422115824.105219-1-qi.z.zhang@intel.com> References: <20180212045314.171616-1-qi.z.zhang@intel.com> <20180422115824.105219-1-qi.z.zhang@intel.com> Subject: [dpdk-dev] [PATCH v7 4/5] app/testpmd: enable queue ring size configure 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: Sun, 22 Apr 2018 11:58:18 -0000 Add command to change specific queue's ring size configure, the new value will only take effect after command that restart the device(port stop /port start ) or command that setup the queue(port rxq setup) at runtime. Signed-off-by: Qi Zhang --- app/test-pmd/cmdline.c | 102 ++++++++++++++++++++++++++++ doc/guides/testpmd_app_ug/testpmd_funcs.rst | 9 +++ 2 files changed, 111 insertions(+) diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index b50e11e60..22e4d4585 100644 --- a/app/test-pmd/cmdline.c +++ b/app/test-pmd/cmdline.c @@ -846,6 +846,11 @@ static void cmd_help_long_parsed(void *parsed_result, "port config mtu X value\n" " Set the MTU of port X to a given value\n\n" + "port config (port_id) (rxq|txq) (queue_id) ring_size (value)\n" + " Set a rx/tx queue's ring size configuration, the new" + " value will take effect after command that (re-)start the port" + " or command that setup the specific queue\n\n" + "port (port_id) (rxq|txq) (queue_id) (start|stop)\n" " Start/stop a rx/tx queue of port X. Only take effect" " when port X is started\n\n" @@ -2191,6 +2196,102 @@ cmdline_parse_inst_t cmd_config_rss_hash_key = { }, }; +/* *** configure port rxq/txq ring size *** */ +struct cmd_config_rxtx_ring_size { + cmdline_fixed_string_t port; + cmdline_fixed_string_t config; + portid_t portid; + cmdline_fixed_string_t rxtxq; + uint16_t qid; + cmdline_fixed_string_t rsize; + uint16_t size; +}; + +static void +cmd_config_rxtx_ring_size_parsed(void *parsed_result, + __attribute__((unused)) struct cmdline *cl, + __attribute__((unused)) void *data) +{ + struct cmd_config_rxtx_ring_size *res = parsed_result; + struct rte_port *port; + uint8_t isrx; + + if (port_id_is_invalid(res->portid, ENABLED_WARN)) + return; + + if (res->portid == (portid_t)RTE_PORT_ALL) { + printf("Invalid port id\n"); + return; + } + + port = &ports[res->portid]; + + if (!strcmp(res->rxtxq, "rxq")) + isrx = 1; + else if (!strcmp(res->rxtxq, "txq")) + isrx = 0; + else { + printf("Unknown parameter\n"); + return; + } + + if (isrx && rx_queue_id_is_invalid(res->qid)) + return; + else if (!isrx && tx_queue_id_is_invalid(res->qid)) + return; + + if (isrx && res->size != 0 && res->size <= rx_free_thresh) { + printf("Invalid rx ring_size, must > rx_free_thresh: %d\n", + rx_free_thresh); + return; + } + + if (isrx) + port->nb_rx_desc[res->qid] = res->size; + else + port->nb_tx_desc[res->qid] = res->size; + + cmd_reconfig_device_queue(res->portid, 0, 1); +} + +cmdline_parse_token_string_t cmd_config_rxtx_ring_size_port = + TOKEN_STRING_INITIALIZER(struct cmd_config_rxtx_ring_size, + port, "port"); +cmdline_parse_token_string_t cmd_config_rxtx_ring_size_config = + TOKEN_STRING_INITIALIZER(struct cmd_config_rxtx_ring_size, + config, "config"); +cmdline_parse_token_num_t cmd_config_rxtx_ring_size_portid = + TOKEN_NUM_INITIALIZER(struct cmd_config_rxtx_ring_size, + portid, UINT16); +cmdline_parse_token_string_t cmd_config_rxtx_ring_size_rxtxq = + TOKEN_STRING_INITIALIZER(struct cmd_config_rxtx_ring_size, + rxtxq, "rxq#txq"); +cmdline_parse_token_num_t cmd_config_rxtx_ring_size_qid = + TOKEN_NUM_INITIALIZER(struct cmd_config_rxtx_ring_size, + qid, UINT16); +cmdline_parse_token_string_t cmd_config_rxtx_ring_size_rsize = + TOKEN_STRING_INITIALIZER(struct cmd_config_rxtx_ring_size, + rsize, "ring_size"); +cmdline_parse_token_num_t cmd_config_rxtx_ring_size_size = + TOKEN_NUM_INITIALIZER(struct cmd_config_rxtx_ring_size, + size, UINT16); + +cmdline_parse_inst_t cmd_config_rxtx_ring_size = { + .f = cmd_config_rxtx_ring_size_parsed, + .data = NULL, + .help_str = "port config rxq|txq ring_size ", + .tokens = { + (void *)&cmd_config_rxtx_ring_size_port, + (void *)&cmd_config_rxtx_ring_size_config, + (void *)&cmd_config_rxtx_ring_size_portid, + (void *)&cmd_config_rxtx_ring_size_rxtxq, + (void *)&cmd_config_rxtx_ring_size_qid, + (void *)&cmd_config_rxtx_ring_size_rsize, + (void *)&cmd_config_rxtx_ring_size_size, + NULL, + }, +}; + /* *** configure port rxq/txq start/stop *** */ struct cmd_config_rxtx_queue { cmdline_fixed_string_t port; @@ -16346,6 +16447,7 @@ cmdline_parse_ctx_t main_ctx[] = { (cmdline_parse_inst_t *)&cmd_config_max_pkt_len, (cmdline_parse_inst_t *)&cmd_config_rx_mode_flag, (cmdline_parse_inst_t *)&cmd_config_rss, + (cmdline_parse_inst_t *)&cmd_config_rxtx_ring_size, (cmdline_parse_inst_t *)&cmd_config_rxtx_queue, (cmdline_parse_inst_t *)&cmd_setup_rxtx_queue, (cmdline_parse_inst_t *)&cmd_config_rss_reta, diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testpmd_app_ug/testpmd_funcs.rst index 07a43aeeb..e0b159bc6 100644 --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst @@ -1623,6 +1623,15 @@ Close all ports or a specific port:: testpmd> port close (port_id|all) +port config - queue ring size +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Configure a rx/tx queue ring size:: + + testpmd> port (port_id) (rxq|txq) (queue_id) ring_size (value) + +Only take effect after command that (re-)start the port or command that setup specific queue. + port start/stop queue ~~~~~~~~~~~~~~~~~~~~~ -- 2.13.6