From patchwork Fri Feb 12 03:21:07 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Huazhong Tan X-Patchwork-Id: 382733 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=ham 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 49DF3C433DB for ; Fri, 12 Feb 2021 03:23:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1601C64E3C for ; Fri, 12 Feb 2021 03:23:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229690AbhBLDXs (ORCPT ); Thu, 11 Feb 2021 22:23:48 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:12516 "EHLO szxga05-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229880AbhBLDXK (ORCPT ); Thu, 11 Feb 2021 22:23:10 -0500 Received: from DGGEMS403-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4DcJfP5MkjzjMHX; Fri, 12 Feb 2021 11:20:29 +0800 (CST) Received: from SZA170332453E.china.huawei.com (10.46.104.160) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.498.0; Fri, 12 Feb 2021 11:21:45 +0800 From: Huazhong Tan To: , CC: , , , , , Jian Shen , Huazhong Tan Subject: [PATCH V2 net-next 07/13] net: hns3: refactor out hclgevf_get_rss_tuple() Date: Fri, 12 Feb 2021 11:21:07 +0800 Message-ID: <20210212032113.5384-8-tanhuazhong@huawei.com> X-Mailer: git-send-email 2.21.0.windows.1 In-Reply-To: <20210212032113.5384-1-tanhuazhong@huawei.com> References: <20210212032113.5384-1-tanhuazhong@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.46.104.160] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Jian Shen To improve code readability and maintainability, separate the flow type parsing part and the converting part from bloated hclgevf_get_rss_tuple(). Signed-off-by: Jian Shen Signed-off-by: Huazhong Tan --- .../hisilicon/hns3/hns3vf/hclgevf_main.c | 67 ++++++++++++------- 1 file changed, 42 insertions(+), 25 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index ece31693e624..c4ac2b9771e8 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -954,56 +954,73 @@ static int hclgevf_set_rss_tuple(struct hnae3_handle *handle, return 0; } -static int hclgevf_get_rss_tuple(struct hnae3_handle *handle, - struct ethtool_rxnfc *nfc) +static int hclgevf_get_rss_tuple_by_flow_type(struct hclgevf_dev *hdev, + int flow_type, u8 *tuple_sets) { - struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); - struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; - u8 tuple_sets; - - if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) - return -EOPNOTSUPP; - - nfc->data = 0; - - switch (nfc->flow_type) { + switch (flow_type) { case TCP_V4_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv4_tcp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv4_tcp_en; break; case UDP_V4_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv4_udp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv4_udp_en; break; case TCP_V6_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv6_tcp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv6_tcp_en; break; case UDP_V6_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv6_udp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv6_udp_en; break; case SCTP_V4_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv4_sctp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv4_sctp_en; break; case SCTP_V6_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv6_sctp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv6_sctp_en; break; case IPV4_FLOW: case IPV6_FLOW: - tuple_sets = HCLGEVF_S_IP_BIT | HCLGEVF_D_IP_BIT; + *tuple_sets = HCLGEVF_S_IP_BIT | HCLGEVF_D_IP_BIT; break; default: return -EINVAL; } - if (!tuple_sets) - return 0; + return 0; +} + +static u64 hclgevf_convert_rss_tuple(u8 tuple_sets) +{ + u64 tuple_data = 0; if (tuple_sets & HCLGEVF_D_PORT_BIT) - nfc->data |= RXH_L4_B_2_3; + tuple_data |= RXH_L4_B_2_3; if (tuple_sets & HCLGEVF_S_PORT_BIT) - nfc->data |= RXH_L4_B_0_1; + tuple_data |= RXH_L4_B_0_1; if (tuple_sets & HCLGEVF_D_IP_BIT) - nfc->data |= RXH_IP_DST; + tuple_data |= RXH_IP_DST; if (tuple_sets & HCLGEVF_S_IP_BIT) - nfc->data |= RXH_IP_SRC; + tuple_data |= RXH_IP_SRC; + + return tuple_data; +} + +static int hclgevf_get_rss_tuple(struct hnae3_handle *handle, + struct ethtool_rxnfc *nfc) +{ + struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); + u8 tuple_sets; + int ret; + + if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) + return -EOPNOTSUPP; + + nfc->data = 0; + + ret = hclgevf_get_rss_tuple_by_flow_type(hdev, nfc->flow_type, + &tuple_sets); + if (ret || !tuple_sets) + return ret; + + nfc->data = hclgevf_convert_rss_tuple(tuple_sets); return 0; }