From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 59328A0544; Fri, 23 Sep 2022 09:45:14 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 1C43E42B6E; Fri, 23 Sep 2022 09:45:01 +0200 (CEST) Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by mails.dpdk.org (Postfix) with ESMTP id ACF3D4003C for ; Fri, 23 Sep 2022 09:44:57 +0200 (CEST) Received: from kwepemi500017.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4MYkbX3CM4zWgpn; Fri, 23 Sep 2022 15:40:56 +0800 (CST) Received: from localhost.localdomain (10.28.79.22) by kwepemi500017.china.huawei.com (7.221.188.110) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Fri, 23 Sep 2022 15:44:54 +0800 From: Dongdong Liu To: , , , , , CC: "Min Hu (Connor)" , Dongdong Liu , Maryam Tahhan , Reshma Pattan Subject: [PATCH v4 3/3] app/procinfo: support descriptor dump Date: Fri, 23 Sep 2022 15:43:16 +0800 Message-ID: <20220923074316.25077-4-liudongdong3@huawei.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20220923074316.25077-1-liudongdong3@huawei.com> References: <20220527023351.40577-1-humin29@huawei.com> <20220923074316.25077-1-liudongdong3@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.28.79.22] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemi500017.china.huawei.com (7.221.188.110) X-CFilter-Loop: Reflected X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: "Min Hu (Connor)" This patch support HW Rx/Tx descriptor dump The command is like: dpdk-proc-info -a xxxx:xx:xx.x --file-prefix=xxx -- -- --show-rx-descriptor queue_id:num dpdk-proc-info -a xxxx:xx:xx.x --file-prefix=xxx -- -- --show-tx-descriptor queue_id:num Signed-off-by: Min Hu (Connor) Signed-off-by: Dongdong Liu --- app/proc-info/main.c | 80 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) diff --git a/app/proc-info/main.c b/app/proc-info/main.c index 1bfba5f60d..3907af3213 100644 --- a/app/proc-info/main.c +++ b/app/proc-info/main.c @@ -48,6 +48,9 @@ #define STATS_BDR_STR(w, s) printf("%.*s%s%.*s\n", w, \ STATS_BDR_FMT, s, w, STATS_BDR_FMT) +typedef int (*desc_dump_t)(FILE *file, uint16_t port_id, uint16_t queue_id, + uint16_t num); + /**< mask of enabled ports */ static unsigned long enabled_port_mask; /**< Enable stats. */ @@ -102,6 +105,12 @@ static char *mempool_iter_name; /**< Enable dump regs. */ static uint32_t enable_dump_regs; static char *dump_regs_file_prefix; +/* Enable dump buffer descriptor. */ +#define MAX_NB_ITEM 2 +static uint16_t rx_nb_item; +static uint16_t tx_nb_item; +static uint16_t rx_item_opt[MAX_NB_ITEM]; +static uint16_t tx_item_opt[MAX_NB_ITEM]; /**< display usage */ static void @@ -130,6 +139,8 @@ proc_info_usage(const char *prgname) " --show-crypto: to display crypto information\n" " --show-ring[=name]: to display ring information\n" " --show-mempool[=name]: to display mempool information\n" + " --show-rx-descriptor queue_id:num: to display ports Rx buffer description by queue id and num\n" + " --show-tx-descriptor queue_id:num: to display ports Tx buffer description by queue id and num\n" " --iter-mempool=name: iterate mempool elements to display content\n" " --dump-regs=file-prefix: dump registers to file with the file-prefix\n", prgname); @@ -182,6 +193,34 @@ parse_xstats_ids(char *list, uint64_t *ids, int limit) { return length; } +/* + * Parse ids value list into array + */ +static int +parse_descriptor_param(char *list, uint16_t *item_opt, int limit) +{ + int length; + char *token; + char *ctx = NULL; + char *endptr; + + length = 0; + token = strtok_r(list, ":", &ctx); + while (token != NULL) { + item_opt[length] = strtoul(token, &endptr, 10); + if (*endptr != '\0') + return -EINVAL; + + length++; + if (length > limit) + return -E2BIG; + + token = strtok_r(NULL, ":", &ctx); + } + + return length; +} + static int proc_info_preparse_args(int argc, char **argv) { @@ -242,6 +281,8 @@ proc_info_parse_args(int argc, char **argv) {"show-mempool", optional_argument, NULL, 0}, {"iter-mempool", required_argument, NULL, 0}, {"dump-regs", required_argument, NULL, 0}, + {"show-rx-descriptor", required_argument, NULL, 1}, + {"show-tx-descriptor", required_argument, NULL, 1}, {NULL, 0, 0, 0} }; @@ -334,6 +375,26 @@ proc_info_parse_args(int argc, char **argv) return -1; } nb_xstats_ids = ret; + } else if (!strncmp(long_option[option_index].name, + "show-rx-descriptor", MAX_LONG_OPT_SZ)) { + int ret = parse_descriptor_param(optarg, + rx_item_opt, + MAX_NB_ITEM); + if (ret < MAX_NB_ITEM) { + printf("Rx descriptor param parse error.\n"); + return -1; + } + rx_nb_item = ret; + } else if (!strncmp(long_option[option_index].name, + "show-tx-descriptor", MAX_LONG_OPT_SZ)) { + int ret = parse_descriptor_param(optarg, + tx_item_opt, + MAX_NB_ITEM); + if (ret < MAX_NB_ITEM) { + printf("Tx descriptor param parse error.\n"); + return -1; + } + tx_nb_item = ret; } break; default: @@ -1476,6 +1537,19 @@ dump_regs(char *file_prefix) } } +static void +nic_descriptor_display(uint16_t port_id, uint16_t *item_opt, + desc_dump_t desc_dump) +{ + static const char *nic_desc_border = "###"; + uint16_t queue_id = item_opt[0]; + uint16_t num = item_opt[1]; + + printf("%s NIC descriptor for port %u %s\n", + nic_desc_border, port_id, nic_desc_border); + + desc_dump(stdout, port_id, queue_id, num); +} int main(int argc, char **argv) { @@ -1559,6 +1633,12 @@ main(int argc, char **argv) else if (nb_xstats_ids > 0) nic_xstats_by_ids_display(i, xstats_ids, nb_xstats_ids); + else if (rx_nb_item > 0) + nic_descriptor_display(i, rx_item_opt, + rte_eth_rx_hw_desc_dump); + else if (tx_nb_item > 0) + nic_descriptor_display(i, tx_item_opt, + rte_eth_tx_hw_desc_dump); #ifdef RTE_LIB_METRICS else if (enable_metrics) metrics_display(i); -- 2.22.0