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[82.239.227.177]) by mx.google.com with ESMTPSA id ge17sm1711552wic.0.2014.06.17.11.09.52 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 17 Jun 2014 11:09:52 -0700 (PDT) From: David Marchand To: dev@dpdk.org Date: Tue, 17 Jun 2014 20:09:32 +0200 Message-Id: <1403028572-24794-8-git-send-email-david.marchand@6wind.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1403028572-24794-1-git-send-email-david.marchand@6wind.com> References: <1403028572-24794-1-git-send-email-david.marchand@6wind.com> Subject: [dpdk-dev] [PATCH v3 7/7] app/testpmd: allow to configure mtu X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Jun 2014 18:09:37 -0000 From: Ivan Boule Take avantage of the .set_mtu ethdev function and make it possible to configure MTU on devices using testpmd. Signed-off-by: Ivan Boule Signed-off-by: David Marchand --- app/test-pmd/cmdline.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++++ app/test-pmd/config.c | 13 ++++++++++++ app/test-pmd/testpmd.h | 2 +- 3 files changed, 68 insertions(+), 1 deletion(-) diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index f64f2df..e3e51fc 100644 --- a/app/test-pmd/cmdline.c +++ b/app/test-pmd/cmdline.c @@ -527,6 +527,8 @@ static void cmd_help_long_parsed(void *parsed_result, "port config all (txfreet|txrst|rxfreet) (value)\n" " Set free threshold for rx/tx, or set" " tx rs bit threshold.\n\n" + "port config mtu X value\n" + " Set the MTU of port X to a given value\n\n" ); } @@ -1086,6 +1088,57 @@ cmdline_parse_inst_t cmd_config_max_pkt_len = { }, }; +/* *** configure port MTU *** */ +struct cmd_config_mtu_result { + cmdline_fixed_string_t port; + cmdline_fixed_string_t keyword; + cmdline_fixed_string_t mtu; + uint8_t port_id; + uint16_t value; +}; + +static void +cmd_config_mtu_parsed(void *parsed_result, + __attribute__((unused)) struct cmdline *cl, + __attribute__((unused)) void *data) +{ + struct cmd_config_mtu_result *res = parsed_result; + + if (res->value < ETHER_MIN_LEN) { + printf("mtu cannot be less than %d\n", ETHER_MIN_LEN); + return; + } + port_mtu_set(res->port_id, res->value); +} + +cmdline_parse_token_string_t cmd_config_mtu_port = + TOKEN_STRING_INITIALIZER(struct cmd_config_mtu_result, port, + "port"); +cmdline_parse_token_string_t cmd_config_mtu_keyword = + TOKEN_STRING_INITIALIZER(struct cmd_config_mtu_result, keyword, + "config"); +cmdline_parse_token_string_t cmd_config_mtu_mtu = + TOKEN_STRING_INITIALIZER(struct cmd_config_mtu_result, keyword, + "mtu"); +cmdline_parse_token_num_t cmd_config_mtu_port_id = + TOKEN_NUM_INITIALIZER(struct cmd_config_mtu_result, port_id, UINT8); +cmdline_parse_token_num_t cmd_config_mtu_value = + TOKEN_NUM_INITIALIZER(struct cmd_config_mtu_result, value, UINT16); + +cmdline_parse_inst_t cmd_config_mtu = { + .f = cmd_config_mtu_parsed, + .data = NULL, + .help_str = "port config mtu value", + .tokens = { + (void *)&cmd_config_mtu_port, + (void *)&cmd_config_mtu_keyword, + (void *)&cmd_config_mtu_mtu, + (void *)&cmd_config_mtu_port_id, + (void *)&cmd_config_mtu_value, + NULL, + }, +}; + /* *** configure rx mode *** */ struct cmd_config_rx_mode_flag { cmdline_fixed_string_t port; @@ -6553,6 +6606,7 @@ cmdline_parse_ctx_t main_ctx[] = { (cmdline_parse_inst_t *)&cmd_config_speed_all, (cmdline_parse_inst_t *)&cmd_config_speed_specific, (cmdline_parse_inst_t *)&cmd_config_rx_tx, + (cmdline_parse_inst_t *)&cmd_config_mtu, (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, diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c index b654eb8..0023ab2 100644 --- a/app/test-pmd/config.c +++ b/app/test-pmd/config.c @@ -503,6 +503,19 @@ port_reg_set(portid_t port_id, uint32_t reg_off, uint32_t reg_v) display_port_reg_value(port_id, reg_off, reg_v); } +void +port_mtu_set(portid_t port_id, uint16_t mtu) +{ + int diag; + + if (port_id_is_invalid(port_id)) + return; + diag = rte_eth_dev_set_mtu(port_id, mtu); + if (diag == 0) + return; + printf("Set MTU failed. diag=%d\n", diag); +} + /* * RX/TX ring descriptors display functions. */ diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index aa1942b..5839f93 100644 --- a/app/test-pmd/testpmd.h +++ b/app/test-pmd/testpmd.h @@ -454,7 +454,7 @@ void fwd_config_setup(void); void set_def_fwd_config(void); int init_fwd_streams(void); - +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, uint8_t bit_v); -- 1.7.10.4