From patchwork Mon Apr 20 02:17:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Huazhong Tan X-Patchwork-Id: 220993 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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 D21AFC54FCB for ; Mon, 20 Apr 2020 02:19:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ADACA2087E for ; Mon, 20 Apr 2020 02:19:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726502AbgDTCTd (ORCPT ); Sun, 19 Apr 2020 22:19:33 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:54800 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725865AbgDTCSn (ORCPT ); Sun, 19 Apr 2020 22:18:43 -0400 Received: from DGGEMS414-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 2B5AC86B4620DA3A6865; Mon, 20 Apr 2020 10:18:40 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS414-HUB.china.huawei.com (10.3.19.214) with Microsoft SMTP Server id 14.3.487.0; Mon, 20 Apr 2020 10:18:33 +0800 From: Huazhong Tan To: CC: , , , , , , Jian Shen , Huazhong Tan Subject: [PATCH V2 net-next 02/10] net: hns3: split out hclge_get_fd_rule_info() Date: Mon, 20 Apr 2020 10:17:27 +0800 Message-ID: <1587349055-4403-3-git-send-email-tanhuazhong@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1587349055-4403-1-git-send-email-tanhuazhong@huawei.com> References: <1587349055-4403-1-git-send-email-tanhuazhong@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Jian Shen hclge_get_fd_rule_info() is bloated, this patch separates it into several standalone functions for readability and maintainability. Signed-off-by: Jian Shen Signed-off-by: Huazhong Tan --- .../ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 303 +++++++++++---------- 1 file changed, 159 insertions(+), 144 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 80d0651..b1fe204 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -5938,6 +5938,149 @@ static int hclge_get_fd_rule_cnt(struct hnae3_handle *handle, return 0; } +static void hclge_fd_get_tcpip4_info(struct hclge_fd_rule *rule, + struct ethtool_tcpip4_spec *spec, + struct ethtool_tcpip4_spec *spec_mask) +{ + spec->ip4src = cpu_to_be32(rule->tuples.src_ip[IPV4_INDEX]); + spec_mask->ip4src = rule->unused_tuple & BIT(INNER_SRC_IP) ? + 0 : cpu_to_be32(rule->tuples_mask.src_ip[IPV4_INDEX]); + + spec->ip4dst = cpu_to_be32(rule->tuples.dst_ip[IPV4_INDEX]); + spec_mask->ip4dst = rule->unused_tuple & BIT(INNER_DST_IP) ? + 0 : cpu_to_be32(rule->tuples_mask.dst_ip[IPV4_INDEX]); + + spec->psrc = cpu_to_be16(rule->tuples.src_port); + spec_mask->psrc = rule->unused_tuple & BIT(INNER_SRC_PORT) ? + 0 : cpu_to_be16(rule->tuples_mask.src_port); + + spec->pdst = cpu_to_be16(rule->tuples.dst_port); + spec_mask->pdst = rule->unused_tuple & BIT(INNER_DST_PORT) ? + 0 : cpu_to_be16(rule->tuples_mask.dst_port); + + spec->tos = rule->tuples.ip_tos; + spec_mask->tos = rule->unused_tuple & BIT(INNER_IP_TOS) ? + 0 : rule->tuples_mask.ip_tos; +} + +static void hclge_fd_get_ip4_info(struct hclge_fd_rule *rule, + struct ethtool_usrip4_spec *spec, + struct ethtool_usrip4_spec *spec_mask) +{ + spec->ip4src = cpu_to_be32(rule->tuples.src_ip[IPV4_INDEX]); + spec_mask->ip4src = rule->unused_tuple & BIT(INNER_SRC_IP) ? + 0 : cpu_to_be32(rule->tuples_mask.src_ip[IPV4_INDEX]); + + spec->ip4dst = cpu_to_be32(rule->tuples.dst_ip[IPV4_INDEX]); + spec_mask->ip4dst = rule->unused_tuple & BIT(INNER_DST_IP) ? + 0 : cpu_to_be32(rule->tuples_mask.dst_ip[IPV4_INDEX]); + + spec->tos = rule->tuples.ip_tos; + spec_mask->tos = rule->unused_tuple & BIT(INNER_IP_TOS) ? + 0 : rule->tuples_mask.ip_tos; + + spec->proto = rule->tuples.ip_proto; + spec_mask->proto = rule->unused_tuple & BIT(INNER_IP_PROTO) ? + 0 : rule->tuples_mask.ip_proto; + + spec->ip_ver = ETH_RX_NFC_IP4; +} + +static void hclge_fd_get_tcpip6_info(struct hclge_fd_rule *rule, + struct ethtool_tcpip6_spec *spec, + struct ethtool_tcpip6_spec *spec_mask) +{ + cpu_to_be32_array(spec->ip6src, + rule->tuples.src_ip, IPV6_SIZE); + cpu_to_be32_array(spec->ip6dst, + rule->tuples.dst_ip, IPV6_SIZE); + if (rule->unused_tuple & BIT(INNER_SRC_IP)) + memset(spec_mask->ip6src, 0, sizeof(spec_mask->ip6src)); + else + cpu_to_be32_array(spec_mask->ip6src, rule->tuples_mask.src_ip, + IPV6_SIZE); + + if (rule->unused_tuple & BIT(INNER_DST_IP)) + memset(spec_mask->ip6dst, 0, sizeof(spec_mask->ip6dst)); + else + cpu_to_be32_array(spec_mask->ip6dst, rule->tuples_mask.dst_ip, + IPV6_SIZE); + + spec->psrc = cpu_to_be16(rule->tuples.src_port); + spec_mask->psrc = rule->unused_tuple & BIT(INNER_SRC_PORT) ? + 0 : cpu_to_be16(rule->tuples_mask.src_port); + + spec->pdst = cpu_to_be16(rule->tuples.dst_port); + spec_mask->pdst = rule->unused_tuple & BIT(INNER_DST_PORT) ? + 0 : cpu_to_be16(rule->tuples_mask.dst_port); +} + +static void hclge_fd_get_ip6_info(struct hclge_fd_rule *rule, + struct ethtool_usrip6_spec *spec, + struct ethtool_usrip6_spec *spec_mask) +{ + cpu_to_be32_array(spec->ip6src, rule->tuples.src_ip, IPV6_SIZE); + cpu_to_be32_array(spec->ip6dst, rule->tuples.dst_ip, IPV6_SIZE); + if (rule->unused_tuple & BIT(INNER_SRC_IP)) + memset(spec_mask->ip6src, 0, sizeof(spec_mask->ip6src)); + else + cpu_to_be32_array(spec_mask->ip6src, + rule->tuples_mask.src_ip, IPV6_SIZE); + + if (rule->unused_tuple & BIT(INNER_DST_IP)) + memset(spec_mask->ip6dst, 0, sizeof(spec_mask->ip6dst)); + else + cpu_to_be32_array(spec_mask->ip6dst, + rule->tuples_mask.dst_ip, IPV6_SIZE); + + spec->l4_proto = rule->tuples.ip_proto; + spec_mask->l4_proto = rule->unused_tuple & BIT(INNER_IP_PROTO) ? + 0 : rule->tuples_mask.ip_proto; +} + +static void hclge_fd_get_ether_info(struct hclge_fd_rule *rule, + struct ethhdr *spec, + struct ethhdr *spec_mask) +{ + ether_addr_copy(spec->h_source, rule->tuples.src_mac); + ether_addr_copy(spec->h_dest, rule->tuples.dst_mac); + + if (rule->unused_tuple & BIT(INNER_SRC_MAC)) + eth_zero_addr(spec_mask->h_source); + else + ether_addr_copy(spec_mask->h_source, rule->tuples_mask.src_mac); + + if (rule->unused_tuple & BIT(INNER_DST_MAC)) + eth_zero_addr(spec_mask->h_dest); + else + ether_addr_copy(spec_mask->h_dest, rule->tuples_mask.dst_mac); + + spec->h_proto = cpu_to_be16(rule->tuples.ether_proto); + spec_mask->h_proto = rule->unused_tuple & BIT(INNER_ETH_TYPE) ? + 0 : cpu_to_be16(rule->tuples_mask.ether_proto); +} + +static void hclge_fd_get_ext_info(struct ethtool_rx_flow_spec *fs, + struct hclge_fd_rule *rule) +{ + if (fs->flow_type & FLOW_EXT) { + fs->h_ext.vlan_tci = cpu_to_be16(rule->tuples.vlan_tag1); + fs->m_ext.vlan_tci = + rule->unused_tuple & BIT(INNER_VLAN_TAG_FST) ? + cpu_to_be16(VLAN_VID_MASK) : + cpu_to_be16(rule->tuples_mask.vlan_tag1); + } + + if (fs->flow_type & FLOW_MAC_EXT) { + ether_addr_copy(fs->h_ext.h_dest, rule->tuples.dst_mac); + if (rule->unused_tuple & BIT(INNER_DST_MAC)) + eth_zero_addr(fs->m_u.ether_spec.h_dest); + else + ether_addr_copy(fs->m_u.ether_spec.h_dest, + rule->tuples_mask.dst_mac); + } +} + static int hclge_get_fd_rule_info(struct hnae3_handle *handle, struct ethtool_rxnfc *cmd) { @@ -5970,162 +6113,34 @@ static int hclge_get_fd_rule_info(struct hnae3_handle *handle, case SCTP_V4_FLOW: case TCP_V4_FLOW: case UDP_V4_FLOW: - fs->h_u.tcp_ip4_spec.ip4src = - cpu_to_be32(rule->tuples.src_ip[IPV4_INDEX]); - fs->m_u.tcp_ip4_spec.ip4src = - rule->unused_tuple & BIT(INNER_SRC_IP) ? - 0 : cpu_to_be32(rule->tuples_mask.src_ip[IPV4_INDEX]); - - fs->h_u.tcp_ip4_spec.ip4dst = - cpu_to_be32(rule->tuples.dst_ip[IPV4_INDEX]); - fs->m_u.tcp_ip4_spec.ip4dst = - rule->unused_tuple & BIT(INNER_DST_IP) ? - 0 : cpu_to_be32(rule->tuples_mask.dst_ip[IPV4_INDEX]); - - fs->h_u.tcp_ip4_spec.psrc = cpu_to_be16(rule->tuples.src_port); - fs->m_u.tcp_ip4_spec.psrc = - rule->unused_tuple & BIT(INNER_SRC_PORT) ? - 0 : cpu_to_be16(rule->tuples_mask.src_port); - - fs->h_u.tcp_ip4_spec.pdst = cpu_to_be16(rule->tuples.dst_port); - fs->m_u.tcp_ip4_spec.pdst = - rule->unused_tuple & BIT(INNER_DST_PORT) ? - 0 : cpu_to_be16(rule->tuples_mask.dst_port); - - fs->h_u.tcp_ip4_spec.tos = rule->tuples.ip_tos; - fs->m_u.tcp_ip4_spec.tos = - rule->unused_tuple & BIT(INNER_IP_TOS) ? - 0 : rule->tuples_mask.ip_tos; - + hclge_fd_get_tcpip4_info(rule, &fs->h_u.tcp_ip4_spec, + &fs->m_u.tcp_ip4_spec); break; case IP_USER_FLOW: - fs->h_u.usr_ip4_spec.ip4src = - cpu_to_be32(rule->tuples.src_ip[IPV4_INDEX]); - fs->m_u.tcp_ip4_spec.ip4src = - rule->unused_tuple & BIT(INNER_SRC_IP) ? - 0 : cpu_to_be32(rule->tuples_mask.src_ip[IPV4_INDEX]); - - fs->h_u.usr_ip4_spec.ip4dst = - cpu_to_be32(rule->tuples.dst_ip[IPV4_INDEX]); - fs->m_u.usr_ip4_spec.ip4dst = - rule->unused_tuple & BIT(INNER_DST_IP) ? - 0 : cpu_to_be32(rule->tuples_mask.dst_ip[IPV4_INDEX]); - - fs->h_u.usr_ip4_spec.tos = rule->tuples.ip_tos; - fs->m_u.usr_ip4_spec.tos = - rule->unused_tuple & BIT(INNER_IP_TOS) ? - 0 : rule->tuples_mask.ip_tos; - - fs->h_u.usr_ip4_spec.proto = rule->tuples.ip_proto; - fs->m_u.usr_ip4_spec.proto = - rule->unused_tuple & BIT(INNER_IP_PROTO) ? - 0 : rule->tuples_mask.ip_proto; - - fs->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4; - + hclge_fd_get_ip4_info(rule, &fs->h_u.usr_ip4_spec, + &fs->m_u.usr_ip4_spec); break; case SCTP_V6_FLOW: case TCP_V6_FLOW: case UDP_V6_FLOW: - cpu_to_be32_array(fs->h_u.tcp_ip6_spec.ip6src, - rule->tuples.src_ip, IPV6_SIZE); - if (rule->unused_tuple & BIT(INNER_SRC_IP)) - memset(fs->m_u.tcp_ip6_spec.ip6src, 0, - sizeof(int) * IPV6_SIZE); - else - cpu_to_be32_array(fs->m_u.tcp_ip6_spec.ip6src, - rule->tuples_mask.src_ip, IPV6_SIZE); - - cpu_to_be32_array(fs->h_u.tcp_ip6_spec.ip6dst, - rule->tuples.dst_ip, IPV6_SIZE); - if (rule->unused_tuple & BIT(INNER_DST_IP)) - memset(fs->m_u.tcp_ip6_spec.ip6dst, 0, - sizeof(int) * IPV6_SIZE); - else - cpu_to_be32_array(fs->m_u.tcp_ip6_spec.ip6dst, - rule->tuples_mask.dst_ip, IPV6_SIZE); - - fs->h_u.tcp_ip6_spec.psrc = cpu_to_be16(rule->tuples.src_port); - fs->m_u.tcp_ip6_spec.psrc = - rule->unused_tuple & BIT(INNER_SRC_PORT) ? - 0 : cpu_to_be16(rule->tuples_mask.src_port); - - fs->h_u.tcp_ip6_spec.pdst = cpu_to_be16(rule->tuples.dst_port); - fs->m_u.tcp_ip6_spec.pdst = - rule->unused_tuple & BIT(INNER_DST_PORT) ? - 0 : cpu_to_be16(rule->tuples_mask.dst_port); - + hclge_fd_get_tcpip6_info(rule, &fs->h_u.tcp_ip6_spec, + &fs->m_u.tcp_ip6_spec); break; case IPV6_USER_FLOW: - cpu_to_be32_array(fs->h_u.usr_ip6_spec.ip6src, - rule->tuples.src_ip, IPV6_SIZE); - if (rule->unused_tuple & BIT(INNER_SRC_IP)) - memset(fs->m_u.usr_ip6_spec.ip6src, 0, - sizeof(int) * IPV6_SIZE); - else - cpu_to_be32_array(fs->m_u.usr_ip6_spec.ip6src, - rule->tuples_mask.src_ip, IPV6_SIZE); - - cpu_to_be32_array(fs->h_u.usr_ip6_spec.ip6dst, - rule->tuples.dst_ip, IPV6_SIZE); - if (rule->unused_tuple & BIT(INNER_DST_IP)) - memset(fs->m_u.usr_ip6_spec.ip6dst, 0, - sizeof(int) * IPV6_SIZE); - else - cpu_to_be32_array(fs->m_u.usr_ip6_spec.ip6dst, - rule->tuples_mask.dst_ip, IPV6_SIZE); - - fs->h_u.usr_ip6_spec.l4_proto = rule->tuples.ip_proto; - fs->m_u.usr_ip6_spec.l4_proto = - rule->unused_tuple & BIT(INNER_IP_PROTO) ? - 0 : rule->tuples_mask.ip_proto; - - break; - case ETHER_FLOW: - ether_addr_copy(fs->h_u.ether_spec.h_source, - rule->tuples.src_mac); - if (rule->unused_tuple & BIT(INNER_SRC_MAC)) - eth_zero_addr(fs->m_u.ether_spec.h_source); - else - ether_addr_copy(fs->m_u.ether_spec.h_source, - rule->tuples_mask.src_mac); - - ether_addr_copy(fs->h_u.ether_spec.h_dest, - rule->tuples.dst_mac); - if (rule->unused_tuple & BIT(INNER_DST_MAC)) - eth_zero_addr(fs->m_u.ether_spec.h_dest); - else - ether_addr_copy(fs->m_u.ether_spec.h_dest, - rule->tuples_mask.dst_mac); - - fs->h_u.ether_spec.h_proto = - cpu_to_be16(rule->tuples.ether_proto); - fs->m_u.ether_spec.h_proto = - rule->unused_tuple & BIT(INNER_ETH_TYPE) ? - 0 : cpu_to_be16(rule->tuples_mask.ether_proto); - + hclge_fd_get_ip6_info(rule, &fs->h_u.usr_ip6_spec, + &fs->m_u.usr_ip6_spec); break; + /* The flow type of fd rule has been checked before adding in to rule + * list. As other flow types have been handled, it must be ETHER_FLOW + * for the default case + */ default: - spin_unlock_bh(&hdev->fd_rule_lock); - return -EOPNOTSUPP; - } - - if (fs->flow_type & FLOW_EXT) { - fs->h_ext.vlan_tci = cpu_to_be16(rule->tuples.vlan_tag1); - fs->m_ext.vlan_tci = - rule->unused_tuple & BIT(INNER_VLAN_TAG_FST) ? - cpu_to_be16(VLAN_VID_MASK) : - cpu_to_be16(rule->tuples_mask.vlan_tag1); + hclge_fd_get_ether_info(rule, &fs->h_u.ether_spec, + &fs->m_u.ether_spec); + break; } - if (fs->flow_type & FLOW_MAC_EXT) { - ether_addr_copy(fs->h_ext.h_dest, rule->tuples.dst_mac); - if (rule->unused_tuple & BIT(INNER_DST_MAC)) - eth_zero_addr(fs->m_u.ether_spec.h_dest); - else - ether_addr_copy(fs->m_u.ether_spec.h_dest, - rule->tuples_mask.dst_mac); - } + hclge_fd_get_ext_info(fs, rule); if (rule->action == HCLGE_FD_ACTION_DROP_PACKET) { fs->ring_cookie = RX_CLS_FLOW_DISC;