From patchwork Thu Mar 24 15:49:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "shenjian (K)" X-Patchwork-Id: 12790813 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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AF7FBC433F5 for ; Thu, 24 Mar 2022 15:55:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351436AbiCXP5X (ORCPT ); Thu, 24 Mar 2022 11:57:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53022 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351438AbiCXP4s (ORCPT ); Thu, 24 Mar 2022 11:56:48 -0400 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 16260AD10E for ; Thu, 24 Mar 2022 08:55:11 -0700 (PDT) Received: from dggpeml500022.china.huawei.com (unknown [172.30.72.57]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4KPVD20Qzjz1GD2q; Thu, 24 Mar 2022 23:54:58 +0800 (CST) Received: from localhost.localdomain (10.67.165.24) by dggpeml500022.china.huawei.com (7.185.36.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Thu, 24 Mar 2022 23:55:07 +0800 From: Jian Shen To: , , , , , , , CC: , , Subject: [RFCv5 PATCH net-next 04/20] net: replace multiple feature bits with netdev features array Date: Thu, 24 Mar 2022 23:49:16 +0800 Message-ID: <20220324154932.17557-5-shenjian15@huawei.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20220324154932.17557-1-shenjian15@huawei.com> References: <20220324154932.17557-1-shenjian15@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpeml500022.china.huawei.com (7.185.36.66) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org X-Patchwork-State: RFC There are many netdev_features bits group used in drivers, replace them with netdev features array. Signed-off-by: Jian Shen --- .../net/ethernet/hisilicon/hns3/hns3_enet.c | 49 +++++++++++++++---- drivers/net/ethernet/sfc/ef10.c | 13 ++++- drivers/net/ethernet/sfc/ef100_nic.c | 29 +++++++++-- drivers/net/ethernet/sfc/efx.c | 25 ++++++++-- drivers/net/ethernet/sfc/falcon/efx.c | 12 +++-- net/ethtool/ioctl.c | 19 +++++-- 6 files changed, 118 insertions(+), 29 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 24104eaae6d3..58df89f783fb 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -3225,23 +3225,51 @@ static struct pci_driver hns3_driver = { .err_handler = &hns3_err_handler, }; +static const int hns3_default_features_array[] = { + NETIF_F_HW_VLAN_CTAG_FILTER_BIT, + NETIF_F_HW_VLAN_CTAG_RX_BIT, + NETIF_F_HW_VLAN_CTAG_TX_BIT, + NETIF_F_RXCSUM_BIT, + NETIF_F_SG_BIT, + NETIF_F_GSO_BIT, + NETIF_F_GRO_BIT, + NETIF_F_TSO_BIT, + NETIF_F_TSO6_BIT, + NETIF_F_GSO_GRE_BIT, + NETIF_F_GSO_GRE_CSUM_BIT, + NETIF_F_GSO_UDP_TUNNEL_BIT, + NETIF_F_SCTP_CRC_BIT, + NETIF_F_FRAGLIST, +}; + +static const int hns3_vlan_off_features_array[] = { + NETIF_F_HW_VLAN_CTAG_FILTER_BIT, + NETIF_F_HW_VLAN_CTAG_RX_BIT, + NETIF_F_HW_VLAN_CTAG_TX_BIT, + NETIF_F_GRO_HW_BIT, + NETIF_F_NTUPLE_BIT, + NETIF_F_HW_TC_BIT, +}; + /* set default feature to hns3 */ static void hns3_set_default_feature(struct net_device *netdev) { struct hnae3_handle *h = hns3_get_handle(netdev); struct pci_dev *pdev = h->pdev; struct hnae3_ae_dev *ae_dev = pci_get_drvdata(pdev); + netdev_features_t vlan_off_features; + netdev_features_t features; netdev->priv_flags |= IFF_UNICAST_FLT; netdev->gso_partial_features |= NETIF_F_GSO_GRE_CSUM; - netdev->active_features |= NETIF_F_HW_VLAN_CTAG_FILTER | - NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | - NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_GSO | - NETIF_F_GRO | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_GRE | - NETIF_F_GSO_GRE_CSUM | NETIF_F_GSO_UDP_TUNNEL | - NETIF_F_SCTP_CRC | NETIF_F_FRAGLIST; + netdev_features_zero(&features); + netdev_features_set_array(hns3_default_features_array, + ARRAY_SIZE(hns3_default_features_array), + &features); + + netdev->active_features |= features; if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) { netdev->active_features |= NETIF_F_GRO_HW; @@ -3268,10 +3296,11 @@ static void hns3_set_default_feature(struct net_device *netdev) if (!test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps)) netdev->hw_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER; - netdev->vlan_features |= netdev->active_features & - ~(NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_HW_VLAN_CTAG_TX | - NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_GRO_HW | NETIF_F_NTUPLE | - NETIF_F_HW_TC); + netdev_features_zero(&vlan_off_features); + netdev_features_set_array(hns3_vlan_off_features_array, + ARRAY_SIZE(hns3_vlan_off_features_array), + &vlan_off_features); + netdev->vlan_features |= netdev->active_features & ~vlan_off_features; netdev->hw_enc_features |= netdev->vlan_features | NETIF_F_TSO_MANGLEID; } diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index 56303984d936..3e1876292141 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -1301,6 +1301,13 @@ static void efx_ef10_fini_nic(struct efx_nic *efx) nic_data->mc_stats = NULL; } +static const int ef10_tso_features_array[] = { + NETIF_F_GSO_UDP_TUNNEL_BIT, + NETIF_F_GSO_GRE_BIT, + NETIF_F_GSO_UDP_TUNNEL_CSUM_BIT, + NETIF_F_GSO_GRE_CSUM_BIT +}; + static int efx_ef10_init_nic(struct efx_nic *efx) { struct efx_ef10_nic_data *nic_data = efx->nic_data; @@ -1356,8 +1363,10 @@ static int efx_ef10_init_nic(struct efx_nic *efx) if (efx_has_cap(efx, TX_TSO_V2_ENCAP)) { netdev_features_t encap_tso_features; - encap_tso_features = NETIF_F_GSO_UDP_TUNNEL | NETIF_F_GSO_GRE | - NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_GSO_GRE_CSUM; + netdev_features_zero(&encap_tso_features); + netdev_features_set_array(ef10_tso_features_array, + ARRAY_SIZE(ef10_tso_features_array), + &encap_tso_features); hw_enc_features |= encap_tso_features | NETIF_F_TSO; efx->net_dev->active_features |= encap_tso_features; diff --git a/drivers/net/ethernet/sfc/ef100_nic.c b/drivers/net/ethernet/sfc/ef100_nic.c index 0ddd3d69bd5e..50a5f37151f2 100644 --- a/drivers/net/ethernet/sfc/ef100_nic.c +++ b/drivers/net/ethernet/sfc/ef100_nic.c @@ -147,6 +147,16 @@ static int ef100_get_mac_address(struct efx_nic *efx, u8 *mac_address) return 0; } +static const int ef100_tso_features_array[] = { + NETIF_F_TSO_BIT, + NETIF_F_TSO6_BIT, + NETIF_F_GSO_PARTIAL_BIT, + NETIF_F_GSO_UDP_TUNNEL_BIT, + NETIF_F_GSO_UDP_TUNNEL_CSUM_BIT, + NETIF_F_GSO_GRE_BIT, + NETIF_F_GSO_GRE_CSUM_BIT +}; + static int efx_ef100_init_datapath_caps(struct efx_nic *efx) { MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_CAPABILITIES_V7_OUT_LEN); @@ -185,10 +195,12 @@ static int efx_ef100_init_datapath_caps(struct efx_nic *efx) if (efx_ef100_has_cap(nic_data->datapath_caps2, TX_TSO_V3)) { struct net_device *net_dev = efx->net_dev; - netdev_features_t tso = NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_PARTIAL | - NETIF_F_GSO_UDP_TUNNEL | NETIF_F_GSO_UDP_TUNNEL_CSUM | - NETIF_F_GSO_GRE | NETIF_F_GSO_GRE_CSUM; + netdev_features_t tso; + netdev_features_zero(&tso); + netdev_features_set_array(ef100_tso_features_array, + ARRAY_SIZE(ef100_tso_features_array), + &tso); net_dev->active_features |= tso; net_dev->hw_features |= tso; net_dev->hw_enc_features |= tso; @@ -1105,6 +1117,12 @@ static int ef100_check_design_params(struct efx_nic *efx) return rc; } +static const int ef100_vlan_features_array[] = { + NETIF_F_HW_CSUM_BIT, + NETIF_F_SG_BIT, + NETIF_F_HIGHDMA_BIT +}; + /* NIC probe and remove */ static int ef100_probe_main(struct efx_nic *efx) @@ -1126,8 +1144,9 @@ static int ef100_probe_main(struct efx_nic *efx) net_dev->active_features |= efx->type->offload_features; net_dev->hw_features |= efx->type->offload_features; net_dev->hw_enc_features |= efx->type->offload_features; - net_dev->vlan_features |= NETIF_F_HW_CSUM | NETIF_F_SG | - NETIF_F_HIGHDMA | NETIF_F_ALL_TSO; + net_dev->vlan_features |= NETIF_F_ALL_TSO; + netdev_vlan_features_set_array(net_dev, ef100_vlan_features_array, + ARRAY_SIZE(ef100_vlan_features_array)); /* Populate design-parameter defaults */ nic_data->tso_max_hdr_len = ESE_EF100_DP_GZ_TSO_MAX_HDR_LEN_DEFAULT; diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index d7dff27a3e8e..9f4b6e483e72 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -988,6 +988,20 @@ static int efx_pci_probe_main(struct efx_nic *efx) return rc; } +static const int efx_active_features_array[] = { + NETIF_F_SG_BIT, + NETIF_F_TSO_BIT, + NETIF_F_RXCSUM_BIT, + NETIF_F_RXALL_BIT +}; + +static const int efx_vlan_features_array[] = { + NETIF_F_HW_CSUM_BIT, + NETIF_F_SG_BIT, + NETIF_F_HIGHDMA_BIT, + NETIF_F_RXCSUM_BIT +}; + static int efx_pci_probe_post_io(struct efx_nic *efx) { struct net_device *net_dev = efx->net_dev; @@ -1004,17 +1018,18 @@ static int efx_pci_probe_post_io(struct efx_nic *efx) } /* Determine netdevice features */ - net_dev->active_features |= (efx->type->offload_features | NETIF_F_SG | - NETIF_F_TSO | NETIF_F_RXCSUM | NETIF_F_RXALL); + net_dev->active_features |= efx->type->offload_features; + netdev_active_features_set_array(net_dev, efx_active_features_array, + ARRAY_SIZE(efx_active_features_array)); if (efx->type->offload_features & (NETIF_F_IPV6_CSUM | NETIF_F_HW_CSUM)) net_dev->active_features |= NETIF_F_TSO6; /* Check whether device supports TSO */ if (!efx->type->tso_versions || !efx->type->tso_versions(efx)) net_dev->active_features &= ~NETIF_F_ALL_TSO; /* Mask for features that also apply to VLAN devices */ - net_dev->vlan_features |= (NETIF_F_HW_CSUM | NETIF_F_SG | - NETIF_F_HIGHDMA | NETIF_F_ALL_TSO | - NETIF_F_RXCSUM); + net_dev->vlan_features |= NETIF_F_ALL_TSO; + netdev_vlan_features_set_array(net_dev, efx_vlan_features_array, + ARRAY_SIZE(efx_vlan_features_array)); net_dev->hw_features |= net_dev->active_features & ~efx->fixed_features; diff --git a/drivers/net/ethernet/sfc/falcon/efx.c b/drivers/net/ethernet/sfc/falcon/efx.c index 807ceda69c01..177ef78fb652 100644 --- a/drivers/net/ethernet/sfc/falcon/efx.c +++ b/drivers/net/ethernet/sfc/falcon/efx.c @@ -2859,6 +2859,13 @@ static int ef4_pci_probe_main(struct ef4_nic *efx) return rc; } +static const int efx_vlan_features_array[] = { + NETIF_F_HW_CSUM_BIT, + NETIF_F_SG_BIT, + NETIF_F_HIGHDMA_BIT, + NETIF_F_RXCSUM_BIT +}; + /* NIC initialisation * * This is called at module load (or hotplug insertion, @@ -2907,9 +2914,8 @@ static int ef4_pci_probe(struct pci_dev *pci_dev, net_dev->active_features |= (efx->type->offload_features | NETIF_F_SG | NETIF_F_RXCSUM); /* Mask for features that also apply to VLAN devices */ - net_dev->vlan_features |= (NETIF_F_HW_CSUM | NETIF_F_SG | - NETIF_F_HIGHDMA | NETIF_F_RXCSUM); - + netdev_vlan_features_set_array(net_dev, efx_vlan_features_array, + ARRAY_SIZE(efx_vlan_features_array)); net_dev->hw_features = net_dev->active_features & ~efx->fixed_features; /* Disable VLAN filtering by default. It may be enforced if diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c index 1c7f24316b3d..184ca24263f4 100644 --- a/net/ethtool/ioctl.c +++ b/net/ethtool/ioctl.c @@ -288,9 +288,14 @@ static int ethtool_set_one_feature(struct net_device *dev, #define ETH_ALL_FLAGS (ETH_FLAG_LRO | ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN | \ ETH_FLAG_NTUPLE | ETH_FLAG_RXHASH) -#define ETH_ALL_FEATURES (NETIF_F_LRO | NETIF_F_HW_VLAN_CTAG_RX | \ - NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_NTUPLE | \ - NETIF_F_RXHASH) + +static const int ethtool_all_features_array[] = { + NETIF_F_LRO_BIT, + NETIF_F_HW_VLAN_CTAG_RX_BIT, + NETIF_F_HW_VLAN_CTAG_TX_BIT, + NETIF_F_NTUPLE_BIT, + NETIF_F_RXHASH_BIT +}; static u32 __ethtool_get_flags(struct net_device *dev) { @@ -313,6 +318,7 @@ static u32 __ethtool_get_flags(struct net_device *dev) static int __ethtool_set_flags(struct net_device *dev, u32 data) { netdev_features_t features = 0, changed; + netdev_features_t eth_all_features; if (data & ~ETH_ALL_FLAGS) return -EINVAL; @@ -328,8 +334,13 @@ static int __ethtool_set_flags(struct net_device *dev, u32 data) if (data & ETH_FLAG_RXHASH) features |= NETIF_F_RXHASH; + netdev_features_zero(ð_all_features); + netdev_features_set_array(ethtool_all_features_array, + ARRAY_SIZE(ethtool_all_features_array), + ð_all_features); + /* allow changing only bits set in hw_features */ - changed = (features ^ dev->active_features) & ETH_ALL_FEATURES; + changed = (features ^ dev->active_features) & eth_all_features; if (changed & ~dev->hw_features) return (changed & dev->hw_features) ? -EINVAL : -EOPNOTSUPP;