From patchwork Sat Jun 26 01:00:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "huangguangbin \(A\)" X-Patchwork-Id: 467961 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 58F44C2B9F4 for ; Sat, 26 Jun 2021 01:03:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1AFFA6198F for ; Sat, 26 Jun 2021 01:03:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230011AbhFZBGF (ORCPT ); Fri, 25 Jun 2021 21:06:05 -0400 Received: from szxga08-in.huawei.com ([45.249.212.255]:8304 "EHLO szxga08-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229900AbhFZBF7 (ORCPT ); Fri, 25 Jun 2021 21:05:59 -0400 Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.55]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4GBb8Y4VHhz1BRqq; Sat, 26 Jun 2021 08:58:21 +0800 (CST) Received: from dggemi759-chm.china.huawei.com (10.1.198.145) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Sat, 26 Jun 2021 09:03:35 +0800 Received: from localhost.localdomain (10.67.165.24) by dggemi759-chm.china.huawei.com (10.1.198.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Sat, 26 Jun 2021 09:03:34 +0800 From: Guangbin Huang To: , CC: , , , , Subject: [PATCH V2 net-next 1/2] net: hns3: add support for FD counter in debugfs Date: Sat, 26 Jun 2021 09:00:16 +0800 Message-ID: <1624669217-38264-2-git-send-email-huangguangbin2@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1624669217-38264-1-git-send-email-huangguangbin2@huawei.com> References: <1624669217-38264-1-git-send-email-huangguangbin2@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggemi759-chm.china.huawei.com (10.1.198.145) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Jian Shen Previously, the flow director counter is not enabled. To improve the maintainability for chechking whether flow director hit or not, enable flow director counter for each function, and add debugfs query inerface to query the counters for each function. The debugfs command is below: cat fd_counter func_id hit_times pf 0 vf0 0 vf1 0 Signed-off-by: Jian Shen Signed-off-by: Guangbin Huang --- drivers/net/ethernet/hisilicon/hns3/hnae3.h | 1 + drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 7 ++++ .../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h | 9 ++++++ .../ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c | 37 ++++++++++++++++++++++ .../ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 10 ++++-- 5 files changed, 62 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h index 0b202f4def83..a6ef67e47c8a 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h @@ -290,6 +290,7 @@ enum hnae3_dbg_cmd { HNAE3_DBG_CMD_RX_QUEUE_INFO, HNAE3_DBG_CMD_TX_QUEUE_INFO, HNAE3_DBG_CMD_FD_TCAM, + HNAE3_DBG_CMD_FD_COUNTER, HNAE3_DBG_CMD_MAC_TNL_STATUS, HNAE3_DBG_CMD_SERV_INFO, HNAE3_DBG_CMD_UNKNOWN, diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index 34b6cd904a1a..b72fdb94df63 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -323,6 +323,13 @@ static struct hns3_dbg_cmd_info hns3_dbg_cmd[] = { .buf_len = HNS3_DBG_READ_LEN, .init = hns3_dbg_common_file_init, }, + { + .name = "fd_counter", + .cmd = HNAE3_DBG_CMD_FD_COUNTER, + .dentry = HNS3_DBG_DENTRY_FD, + .buf_len = HNS3_DBG_READ_LEN, + .init = hns3_dbg_common_file_init, + }, }; static struct hns3_dbg_cap_info hns3_dbg_cap[] = { diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h index a322dfeba5cf..18bde77ef944 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h @@ -248,6 +248,7 @@ enum hclge_opcode_type { HCLGE_OPC_FD_KEY_CONFIG = 0x1202, HCLGE_OPC_FD_TCAM_OP = 0x1203, HCLGE_OPC_FD_AD_OP = 0x1204, + HCLGE_OPC_FD_CNT_OP = 0x1205, HCLGE_OPC_FD_USER_DEF_OP = 0x1207, /* MDIO command */ @@ -1109,6 +1110,14 @@ struct hclge_fd_ad_config_cmd { u8 rsv2[8]; }; +struct hclge_fd_ad_cnt_read_cmd { + u8 rsv0[4]; + __le16 index; + u8 rsv1[2]; + __le64 cnt; + u8 rsv2[8]; +}; + #define HCLGE_FD_USER_DEF_OFT_S 0 #define HCLGE_FD_USER_DEF_OFT_M GENMASK(14, 0) #define HCLGE_FD_USER_DEF_EN_B 15 diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c index 6fc50d09b9db..b69c54d365a7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c @@ -1549,6 +1549,39 @@ static int hclge_dbg_dump_fd_tcam(struct hclge_dev *hdev, char *buf, int len) return ret; } +static int hclge_dbg_dump_fd_counter(struct hclge_dev *hdev, char *buf, int len) +{ + u8 func_num = pci_num_vf(hdev->pdev) + 1; /* pf and enabled vf num */ + struct hclge_fd_ad_cnt_read_cmd *req; + char str_id[HCLGE_DBG_ID_LEN]; + struct hclge_desc desc; + int pos = 0; + int ret; + u64 cnt; + u8 i; + + pos += scnprintf(buf + pos, len - pos, + "func_id\thit_times\n"); + + for (i = 0; i < func_num; i++) { + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_CNT_OP, true); + req = (struct hclge_fd_ad_cnt_read_cmd *)desc.data; + req->index = cpu_to_le16(i); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, "failed to get fd counter, ret = %d\n", + ret); + return ret; + } + cnt = le64_to_cpu(req->cnt); + hclge_dbg_get_func_id_str(str_id, i); + pos += scnprintf(buf + pos, len - pos, + "%s\t%llu\n", str_id, cnt); + } + + return 0; +} + int hclge_dbg_dump_rst_info(struct hclge_dev *hdev, char *buf, int len) { int pos = 0; @@ -2375,6 +2408,10 @@ static const struct hclge_dbg_func hclge_dbg_cmd_func[] = { .cmd = HNAE3_DBG_CMD_VLAN_CONFIG, .dbg_dump = hclge_dbg_dump_vlan_config, }, + { + .cmd = HNAE3_DBG_CMD_FD_COUNTER, + .dbg_dump = hclge_dbg_dump_fd_counter, + }, }; int hclge_dbg_read_cmd(struct hnae3_handle *handle, enum hnae3_dbg_cmd cmd, diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index f3e482ab3c71..dd3354a57c62 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -6000,8 +6000,14 @@ static int hclge_config_action(struct hclge_dev *hdev, u8 stage, ad_data.queue_id = rule->queue_id; } - ad_data.use_counter = false; - ad_data.counter_id = 0; + if (hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_1]) { + ad_data.use_counter = true; + ad_data.counter_id = rule->vf_id % + hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_1]; + } else { + ad_data.use_counter = false; + ad_data.counter_id = 0; + } ad_data.use_next_stage = false; ad_data.next_input_key = 0;