From patchwork Mon Mar 22 03:51:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Huazhong Tan X-Patchwork-Id: 12153661 X-Patchwork-Delegate: kuba@kernel.org 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=-16.8 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 5E5BEC433E0 for ; Mon, 22 Mar 2021 03:52:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2B62B61966 for ; Mon, 22 Mar 2021 03:52:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229951AbhCVDwE (ORCPT ); Sun, 21 Mar 2021 23:52:04 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:14838 "EHLO szxga07-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229613AbhCVDvt (ORCPT ); Sun, 21 Mar 2021 23:51:49 -0400 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4F3gVh2YQKz92Fx; Mon, 22 Mar 2021 11:49:48 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.498.0; Mon, 22 Mar 2021 11:51:40 +0800 From: Huazhong Tan To: , CC: , , , , , , Jian Shen , Huazhong Tan Subject: [PATCH V2 net-next 2/7] net: hns3: refactor out hclge_fd_get_tuple() Date: Mon, 22 Mar 2021 11:51:57 +0800 Message-ID: <1616385122-48198-3-git-send-email-tanhuazhong@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1616385122-48198-1-git-send-email-tanhuazhong@huawei.com> References: <1616385122-48198-1-git-send-email-tanhuazhong@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Jian Shen The process of function hclge_fd_get_tuple() is complex and prolix. To make it more readable, extract the process of each flow-type tuple to a single function. Signed-off-by: Jian Shen Signed-off-by: Huazhong Tan --- .../ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 220 +++++++++++---------- 1 file changed, 117 insertions(+), 103 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 4929220..a17831f 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -5935,144 +5935,158 @@ static int hclge_fd_update_rule_list(struct hclge_dev *hdev, return 0; } -static int hclge_fd_get_tuple(struct hclge_dev *hdev, - struct ethtool_rx_flow_spec *fs, - struct hclge_fd_rule *rule) +static void hclge_fd_get_tcpip4_tuple(struct hclge_dev *hdev, + struct ethtool_rx_flow_spec *fs, + struct hclge_fd_rule *rule, u8 ip_proto) { - u32 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT); + rule->tuples.src_ip[IPV4_INDEX] = + be32_to_cpu(fs->h_u.tcp_ip4_spec.ip4src); + rule->tuples_mask.src_ip[IPV4_INDEX] = + be32_to_cpu(fs->m_u.tcp_ip4_spec.ip4src); - switch (flow_type) { - case SCTP_V4_FLOW: - case TCP_V4_FLOW: - case UDP_V4_FLOW: - rule->tuples.src_ip[IPV4_INDEX] = - be32_to_cpu(fs->h_u.tcp_ip4_spec.ip4src); - rule->tuples_mask.src_ip[IPV4_INDEX] = - be32_to_cpu(fs->m_u.tcp_ip4_spec.ip4src); + rule->tuples.dst_ip[IPV4_INDEX] = + be32_to_cpu(fs->h_u.tcp_ip4_spec.ip4dst); + rule->tuples_mask.dst_ip[IPV4_INDEX] = + be32_to_cpu(fs->m_u.tcp_ip4_spec.ip4dst); - rule->tuples.dst_ip[IPV4_INDEX] = - be32_to_cpu(fs->h_u.tcp_ip4_spec.ip4dst); - rule->tuples_mask.dst_ip[IPV4_INDEX] = - be32_to_cpu(fs->m_u.tcp_ip4_spec.ip4dst); + rule->tuples.src_port = be16_to_cpu(fs->h_u.tcp_ip4_spec.psrc); + rule->tuples_mask.src_port = be16_to_cpu(fs->m_u.tcp_ip4_spec.psrc); - rule->tuples.src_port = be16_to_cpu(fs->h_u.tcp_ip4_spec.psrc); - rule->tuples_mask.src_port = - be16_to_cpu(fs->m_u.tcp_ip4_spec.psrc); + rule->tuples.dst_port = be16_to_cpu(fs->h_u.tcp_ip4_spec.pdst); + rule->tuples_mask.dst_port = be16_to_cpu(fs->m_u.tcp_ip4_spec.pdst); - rule->tuples.dst_port = be16_to_cpu(fs->h_u.tcp_ip4_spec.pdst); - rule->tuples_mask.dst_port = - be16_to_cpu(fs->m_u.tcp_ip4_spec.pdst); + rule->tuples.ip_tos = fs->h_u.tcp_ip4_spec.tos; + rule->tuples_mask.ip_tos = fs->m_u.tcp_ip4_spec.tos; - rule->tuples.ip_tos = fs->h_u.tcp_ip4_spec.tos; - rule->tuples_mask.ip_tos = fs->m_u.tcp_ip4_spec.tos; + rule->tuples.ether_proto = ETH_P_IP; + rule->tuples_mask.ether_proto = 0xFFFF; - rule->tuples.ether_proto = ETH_P_IP; - rule->tuples_mask.ether_proto = 0xFFFF; + rule->tuples.ip_proto = ip_proto; + rule->tuples_mask.ip_proto = 0xFF; +} - break; - case IP_USER_FLOW: - rule->tuples.src_ip[IPV4_INDEX] = - be32_to_cpu(fs->h_u.usr_ip4_spec.ip4src); - rule->tuples_mask.src_ip[IPV4_INDEX] = - be32_to_cpu(fs->m_u.usr_ip4_spec.ip4src); +static void hclge_fd_get_ip4_tuple(struct hclge_dev *hdev, + struct ethtool_rx_flow_spec *fs, + struct hclge_fd_rule *rule) +{ + rule->tuples.src_ip[IPV4_INDEX] = + be32_to_cpu(fs->h_u.usr_ip4_spec.ip4src); + rule->tuples_mask.src_ip[IPV4_INDEX] = + be32_to_cpu(fs->m_u.usr_ip4_spec.ip4src); - rule->tuples.dst_ip[IPV4_INDEX] = - be32_to_cpu(fs->h_u.usr_ip4_spec.ip4dst); - rule->tuples_mask.dst_ip[IPV4_INDEX] = - be32_to_cpu(fs->m_u.usr_ip4_spec.ip4dst); + rule->tuples.dst_ip[IPV4_INDEX] = + be32_to_cpu(fs->h_u.usr_ip4_spec.ip4dst); + rule->tuples_mask.dst_ip[IPV4_INDEX] = + be32_to_cpu(fs->m_u.usr_ip4_spec.ip4dst); - rule->tuples.ip_tos = fs->h_u.usr_ip4_spec.tos; - rule->tuples_mask.ip_tos = fs->m_u.usr_ip4_spec.tos; + rule->tuples.ip_tos = fs->h_u.usr_ip4_spec.tos; + rule->tuples_mask.ip_tos = fs->m_u.usr_ip4_spec.tos; - rule->tuples.ip_proto = fs->h_u.usr_ip4_spec.proto; - rule->tuples_mask.ip_proto = fs->m_u.usr_ip4_spec.proto; + rule->tuples.ip_proto = fs->h_u.usr_ip4_spec.proto; + rule->tuples_mask.ip_proto = fs->m_u.usr_ip4_spec.proto; - rule->tuples.ether_proto = ETH_P_IP; - rule->tuples_mask.ether_proto = 0xFFFF; + rule->tuples.ether_proto = ETH_P_IP; + rule->tuples_mask.ether_proto = 0xFFFF; +} - break; - case SCTP_V6_FLOW: - case TCP_V6_FLOW: - case UDP_V6_FLOW: - be32_to_cpu_array(rule->tuples.src_ip, - fs->h_u.tcp_ip6_spec.ip6src, IPV6_SIZE); - be32_to_cpu_array(rule->tuples_mask.src_ip, - fs->m_u.tcp_ip6_spec.ip6src, IPV6_SIZE); +static void hclge_fd_get_tcpip6_tuple(struct hclge_dev *hdev, + struct ethtool_rx_flow_spec *fs, + struct hclge_fd_rule *rule, u8 ip_proto) +{ + be32_to_cpu_array(rule->tuples.src_ip, fs->h_u.tcp_ip6_spec.ip6src, + IPV6_SIZE); + be32_to_cpu_array(rule->tuples_mask.src_ip, fs->m_u.tcp_ip6_spec.ip6src, + IPV6_SIZE); - be32_to_cpu_array(rule->tuples.dst_ip, - fs->h_u.tcp_ip6_spec.ip6dst, IPV6_SIZE); - be32_to_cpu_array(rule->tuples_mask.dst_ip, - fs->m_u.tcp_ip6_spec.ip6dst, IPV6_SIZE); + be32_to_cpu_array(rule->tuples.dst_ip, fs->h_u.tcp_ip6_spec.ip6dst, + IPV6_SIZE); + be32_to_cpu_array(rule->tuples_mask.dst_ip, fs->m_u.tcp_ip6_spec.ip6dst, + IPV6_SIZE); - rule->tuples.src_port = be16_to_cpu(fs->h_u.tcp_ip6_spec.psrc); - rule->tuples_mask.src_port = - be16_to_cpu(fs->m_u.tcp_ip6_spec.psrc); + rule->tuples.src_port = be16_to_cpu(fs->h_u.tcp_ip6_spec.psrc); + rule->tuples_mask.src_port = be16_to_cpu(fs->m_u.tcp_ip6_spec.psrc); - rule->tuples.dst_port = be16_to_cpu(fs->h_u.tcp_ip6_spec.pdst); - rule->tuples_mask.dst_port = - be16_to_cpu(fs->m_u.tcp_ip6_spec.pdst); + rule->tuples.dst_port = be16_to_cpu(fs->h_u.tcp_ip6_spec.pdst); + rule->tuples_mask.dst_port = be16_to_cpu(fs->m_u.tcp_ip6_spec.pdst); - rule->tuples.ether_proto = ETH_P_IPV6; - rule->tuples_mask.ether_proto = 0xFFFF; + rule->tuples.ether_proto = ETH_P_IPV6; + rule->tuples_mask.ether_proto = 0xFFFF; - break; - case IPV6_USER_FLOW: - be32_to_cpu_array(rule->tuples.src_ip, - fs->h_u.usr_ip6_spec.ip6src, IPV6_SIZE); - be32_to_cpu_array(rule->tuples_mask.src_ip, - fs->m_u.usr_ip6_spec.ip6src, IPV6_SIZE); + rule->tuples.ip_proto = ip_proto; + rule->tuples_mask.ip_proto = 0xFF; +} - be32_to_cpu_array(rule->tuples.dst_ip, - fs->h_u.usr_ip6_spec.ip6dst, IPV6_SIZE); - be32_to_cpu_array(rule->tuples_mask.dst_ip, - fs->m_u.usr_ip6_spec.ip6dst, IPV6_SIZE); +static void hclge_fd_get_ip6_tuple(struct hclge_dev *hdev, + struct ethtool_rx_flow_spec *fs, + struct hclge_fd_rule *rule) +{ + be32_to_cpu_array(rule->tuples.src_ip, fs->h_u.usr_ip6_spec.ip6src, + IPV6_SIZE); + be32_to_cpu_array(rule->tuples_mask.src_ip, fs->m_u.usr_ip6_spec.ip6src, + IPV6_SIZE); - rule->tuples.ip_proto = fs->h_u.usr_ip6_spec.l4_proto; - rule->tuples_mask.ip_proto = fs->m_u.usr_ip6_spec.l4_proto; + be32_to_cpu_array(rule->tuples.dst_ip, fs->h_u.usr_ip6_spec.ip6dst, + IPV6_SIZE); + be32_to_cpu_array(rule->tuples_mask.dst_ip, fs->m_u.usr_ip6_spec.ip6dst, + IPV6_SIZE); - rule->tuples.ether_proto = ETH_P_IPV6; - rule->tuples_mask.ether_proto = 0xFFFF; + rule->tuples.ip_proto = fs->h_u.usr_ip6_spec.l4_proto; + rule->tuples_mask.ip_proto = fs->m_u.usr_ip6_spec.l4_proto; - break; - case ETHER_FLOW: - ether_addr_copy(rule->tuples.src_mac, - fs->h_u.ether_spec.h_source); - ether_addr_copy(rule->tuples_mask.src_mac, - fs->m_u.ether_spec.h_source); + rule->tuples.ether_proto = ETH_P_IPV6; + rule->tuples_mask.ether_proto = 0xFFFF; +} - ether_addr_copy(rule->tuples.dst_mac, - fs->h_u.ether_spec.h_dest); - ether_addr_copy(rule->tuples_mask.dst_mac, - fs->m_u.ether_spec.h_dest); +static void hclge_fd_get_ether_tuple(struct hclge_dev *hdev, + struct ethtool_rx_flow_spec *fs, + struct hclge_fd_rule *rule) +{ + ether_addr_copy(rule->tuples.src_mac, fs->h_u.ether_spec.h_source); + ether_addr_copy(rule->tuples_mask.src_mac, fs->m_u.ether_spec.h_source); - rule->tuples.ether_proto = - be16_to_cpu(fs->h_u.ether_spec.h_proto); - rule->tuples_mask.ether_proto = - be16_to_cpu(fs->m_u.ether_spec.h_proto); + ether_addr_copy(rule->tuples.dst_mac, fs->h_u.ether_spec.h_dest); + ether_addr_copy(rule->tuples_mask.dst_mac, fs->m_u.ether_spec.h_dest); - break; - default: - return -EOPNOTSUPP; - } + rule->tuples.ether_proto = be16_to_cpu(fs->h_u.ether_spec.h_proto); + rule->tuples_mask.ether_proto = be16_to_cpu(fs->m_u.ether_spec.h_proto); +} + +static int hclge_fd_get_tuple(struct hclge_dev *hdev, + struct ethtool_rx_flow_spec *fs, + struct hclge_fd_rule *rule) +{ + u32 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT); switch (flow_type) { case SCTP_V4_FLOW: - case SCTP_V6_FLOW: - rule->tuples.ip_proto = IPPROTO_SCTP; - rule->tuples_mask.ip_proto = 0xFF; + hclge_fd_get_tcpip4_tuple(hdev, fs, rule, IPPROTO_SCTP); break; case TCP_V4_FLOW: - case TCP_V6_FLOW: - rule->tuples.ip_proto = IPPROTO_TCP; - rule->tuples_mask.ip_proto = 0xFF; + hclge_fd_get_tcpip4_tuple(hdev, fs, rule, IPPROTO_TCP); break; case UDP_V4_FLOW: + hclge_fd_get_tcpip4_tuple(hdev, fs, rule, IPPROTO_UDP); + break; + case IP_USER_FLOW: + hclge_fd_get_ip4_tuple(hdev, fs, rule); + break; + case SCTP_V6_FLOW: + hclge_fd_get_tcpip6_tuple(hdev, fs, rule, IPPROTO_SCTP); + break; + case TCP_V6_FLOW: + hclge_fd_get_tcpip6_tuple(hdev, fs, rule, IPPROTO_TCP); + break; case UDP_V6_FLOW: - rule->tuples.ip_proto = IPPROTO_UDP; - rule->tuples_mask.ip_proto = 0xFF; + hclge_fd_get_tcpip6_tuple(hdev, fs, rule, IPPROTO_UDP); break; - default: + case IPV6_USER_FLOW: + hclge_fd_get_ip6_tuple(hdev, fs, rule); break; + case ETHER_FLOW: + hclge_fd_get_ether_tuple(hdev, fs, rule); + break; + default: + return -EOPNOTSUPP; } if (fs->flow_type & FLOW_EXT) {