From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Dai Subject: [PATCH v3 4/4] app/testpmd: enhance command to test NIC reset Date: Thu, 29 Jun 2017 16:34:04 +0800 Message-ID: <20170629083404.1271-5-wei.dai@intel.com> References: <1498572438-25125-1-git-send-email-wei.dai@intel.com> <20170629083404.1271-1-wei.dai@intel.com> Cc: dev@dpdk.org, Wei Dai To: thomas@monjalon.net, wenzhuo.lu@intel.com, konstantin.ananyev@intel.com, helin.zhang@intel.com, jingjing.wu@intel.com, yuan.peng@intel.com Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 10E6258CD for ; Thu, 29 Jun 2017 10:37:42 +0200 (CEST) In-Reply-To: <20170629083404.1271-1-wei.dai@intel.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" When PF is reset, a message will show it. User can run the command "port reset port_id" to reset the VF port and to keep same port id without any without any configuration. And then user can run "start port_id" to reconfigure its forwarding mode and parmaters as previous. To avoid crash, current forwarding should be stopped. Signed-off-by: Wei Dai --- app/test-pmd/cmdline.c | 10 +++++++--- app/test-pmd/testpmd.c | 39 +++++++++++++++++++++++++++++++++++++++ app/test-pmd/testpmd.h | 1 + 3 files changed, 47 insertions(+), 3 deletions(-) diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index ff8ffd2..58ba6e4 100644 --- a/app/test-pmd/cmdline.c +++ b/app/test-pmd/cmdline.c @@ -950,6 +950,8 @@ static void cmd_operate_port_parsed(void *parsed_result, stop_port(RTE_PORT_ALL); else if (!strcmp(res->name, "close")) close_port(RTE_PORT_ALL); + else if (!strcmp(res->name, "reset")) + reset_port(RTE_PORT_ALL); else printf("Unknown parameter\n"); } @@ -959,7 +961,7 @@ cmdline_parse_token_string_t cmd_operate_port_all_cmd = "port"); cmdline_parse_token_string_t cmd_operate_port_all_port = TOKEN_STRING_INITIALIZER(struct cmd_operate_port_result, name, - "start#stop#close"); + "start#stop#close#reset"); cmdline_parse_token_string_t cmd_operate_port_all_all = TOKEN_STRING_INITIALIZER(struct cmd_operate_port_result, value, "all"); @@ -994,6 +996,8 @@ static void cmd_operate_specific_port_parsed(void *parsed_result, stop_port(res->value); else if (!strcmp(res->name, "close")) close_port(res->value); + else if (!strcmp(res->name, "reset")) + reset_port(res->value); else printf("Unknown parameter\n"); } @@ -1003,7 +1007,7 @@ cmdline_parse_token_string_t cmd_operate_specific_port_cmd = keyword, "port"); cmdline_parse_token_string_t cmd_operate_specific_port_port = TOKEN_STRING_INITIALIZER(struct cmd_operate_specific_port_result, - name, "start#stop#close"); + name, "start#stop#close#reset"); cmdline_parse_token_num_t cmd_operate_specific_port_id = TOKEN_NUM_INITIALIZER(struct cmd_operate_specific_port_result, value, UINT8); @@ -1011,7 +1015,7 @@ cmdline_parse_token_num_t cmd_operate_specific_port_id = cmdline_parse_inst_t cmd_operate_specific_port = { .f = cmd_operate_specific_port_parsed, .data = NULL, - .help_str = "port start|stop|close : Start/Stop/Close port_id", + .help_str = "port start|stop|close|reset : Start/Stop/Close/Reset port_id", .tokens = { (void *)&cmd_operate_specific_port_cmd, (void *)&cmd_operate_specific_port_port, diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index b29328a..77a517f 100644 --- a/app/test-pmd/testpmd.c +++ b/app/test-pmd/testpmd.c @@ -1665,6 +1665,45 @@ close_port(portid_t pid) } void +reset_port(portid_t pid) +{ + int diag; + portid_t pi; + struct rte_port *port; + + if (port_id_is_invalid(pid, ENABLED_WARN)) + return; + + printf("Reseting ports...\n"); + + RTE_ETH_FOREACH_DEV(pi) { + if (pid != pi && pid != (portid_t)RTE_PORT_ALL) + continue; + + if (port_is_forwarding(pi) != 0 && test_done == 0) { + printf("Please remove port %d from forwarding configuration.\n", pi); + continue; + } + + if (port_is_bonding_slave(pi)) { + printf("Please remove port %d from bonded device.\n", pi); + continue; + } + + diag = rte_eth_dev_reset(pi); + if (diag == 0) { + port = &ports[pi]; + port->need_reconfig = 1; + port->need_reconfig_queues = 1; + } + else + printf("Failed to reset port %d. diag=%d\n", pi, diag); + } + + printf("Done\n"); +} + +void attach_port(char *identifier) { portid_t pi = 0; diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index 364502d..e4c704a 100644 --- a/app/test-pmd/testpmd.h +++ b/app/test-pmd/testpmd.h @@ -596,6 +596,7 @@ int init_port_dcb_config(portid_t pid, enum dcb_mode_enable dcb_mode, int start_port(portid_t pid); void stop_port(portid_t pid); void close_port(portid_t pid); +void reset_port(portid_t pid); void attach_port(char *identifier); void detach_port(uint8_t port_id); int all_ports_stopped(void); -- 2.9.3