From patchwork Sat Aug 28 06:55:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "huangguangbin \(A\)" X-Patchwork-Id: 503972 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 102EAC4320E for ; Sat, 28 Aug 2021 06:59:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E579360FED for ; Sat, 28 Aug 2021 06:59:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233453AbhH1HAZ (ORCPT ); Sat, 28 Aug 2021 03:00:25 -0400 Received: from szxga08-in.huawei.com ([45.249.212.255]:15222 "EHLO szxga08-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233348AbhH1HAI (ORCPT ); Sat, 28 Aug 2021 03:00:08 -0400 Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.56]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4GxS986dlRz1DDCS; Sat, 28 Aug 2021 14:58:36 +0800 (CST) Received: from dggemi759-chm.china.huawei.com (10.1.198.145) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Sat, 28 Aug 2021 14:59:13 +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, 28 Aug 2021 14:59:13 +0800 From: Guangbin Huang To: , CC: , , , Subject: [PATCH net-next 2/7] net: hns3: refactor function hclge_parse_capability() Date: Sat, 28 Aug 2021 14:55:16 +0800 Message-ID: <1630133721-9260-3-git-send-email-huangguangbin2@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1630133721-9260-1-git-send-email-huangguangbin2@huawei.com> References: <1630133721-9260-1-git-send-email-huangguangbin2@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) 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 The function hclge_parse_capability() uses too many if statement, and it may add more in the future. To improve code readability, maintainability and simplicity, refactor this function by using a bit mapping array of IMP capabilities and driver capabilities. Signed-off-by: Guangbin Huang --- .../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c | 51 ++++++++++------------ .../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h | 6 +++ 2 files changed, 28 insertions(+), 29 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c index 444c46241afc..474c6d1664e7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c @@ -362,41 +362,34 @@ static void hclge_set_default_capability(struct hclge_dev *hdev) } } +const struct hclge_caps_bit_map hclge_cmd_caps_bit_map0[] = { + {HCLGE_CAP_UDP_GSO_B, HNAE3_DEV_SUPPORT_UDP_GSO_B}, + {HCLGE_CAP_PTP_B, HNAE3_DEV_SUPPORT_PTP_B}, + {HCLGE_CAP_INT_QL_B, HNAE3_DEV_SUPPORT_INT_QL_B}, + {HCLGE_CAP_TQP_TXRX_INDEP_B, HNAE3_DEV_SUPPORT_TQP_TXRX_INDEP_B}, + {HCLGE_CAP_HW_TX_CSUM_B, HNAE3_DEV_SUPPORT_HW_TX_CSUM_B}, + {HCLGE_CAP_UDP_TUNNEL_CSUM_B, HNAE3_DEV_SUPPORT_UDP_TUNNEL_CSUM_B}, + {HCLGE_CAP_FD_FORWARD_TC_B, HNAE3_DEV_SUPPORT_FD_FORWARD_TC_B}, + {HCLGE_CAP_FEC_B, HNAE3_DEV_SUPPORT_FEC_B}, + {HCLGE_CAP_PAUSE_B, HNAE3_DEV_SUPPORT_PAUSE_B}, + {HCLGE_CAP_PHY_IMP_B, HNAE3_DEV_SUPPORT_PHY_IMP_B}, + {HCLGE_CAP_RAS_IMP_B, HNAE3_DEV_SUPPORT_RAS_IMP_B}, + {HCLGE_CAP_RXD_ADV_LAYOUT_B, HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B}, + {HCLGE_CAP_PORT_VLAN_BYPASS_B, HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B}, + {HCLGE_CAP_PORT_VLAN_BYPASS_B, HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B}, +}; + static void hclge_parse_capability(struct hclge_dev *hdev, struct hclge_query_version_cmd *cmd) { struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev); - u32 caps; + u32 caps, i; caps = __le32_to_cpu(cmd->caps[0]); - if (hnae3_get_bit(caps, HCLGE_CAP_UDP_GSO_B)) - set_bit(HNAE3_DEV_SUPPORT_UDP_GSO_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_PTP_B)) - set_bit(HNAE3_DEV_SUPPORT_PTP_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_INT_QL_B)) - set_bit(HNAE3_DEV_SUPPORT_INT_QL_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_TQP_TXRX_INDEP_B)) - set_bit(HNAE3_DEV_SUPPORT_TQP_TXRX_INDEP_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_HW_TX_CSUM_B)) - set_bit(HNAE3_DEV_SUPPORT_HW_TX_CSUM_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_UDP_TUNNEL_CSUM_B)) - set_bit(HNAE3_DEV_SUPPORT_UDP_TUNNEL_CSUM_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_FD_FORWARD_TC_B)) - set_bit(HNAE3_DEV_SUPPORT_FD_FORWARD_TC_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_FEC_B)) - set_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_PAUSE_B)) - set_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_PHY_IMP_B)) - set_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_RAS_IMP_B)) - set_bit(HNAE3_DEV_SUPPORT_RAS_IMP_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_RXD_ADV_LAYOUT_B)) - set_bit(HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B, ae_dev->caps); - if (hnae3_get_bit(caps, HCLGE_CAP_PORT_VLAN_BYPASS_B)) { - set_bit(HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B, ae_dev->caps); - set_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps); - } + for (i = 0; i < ARRAY_SIZE(hclge_cmd_caps_bit_map0); i++) + if (hnae3_get_bit(caps, hclge_cmd_caps_bit_map0[i].imp_bit)) + set_bit(hclge_cmd_caps_bit_map0[i].local_bit, + ae_dev->caps); } static __le32 hclge_build_api_caps(void) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h index afca9ee9ca4f..0583e88d31d3 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h @@ -1234,6 +1234,12 @@ struct hclge_phy_reg_cmd { u8 rsv1[18]; }; +/* capabilities bits map between imp firmware and local driver */ +struct hclge_caps_bit_map { + u16 imp_bit; + u16 local_bit; +}; + int hclge_cmd_init(struct hclge_dev *hdev); static inline void hclge_write_reg(void __iomem *base, u32 reg, u32 value) {