From patchwork Fri Sep 24 14:29:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guangbin Huang X-Patchwork-Id: 12515677 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0FBDC433EF for ; Fri, 24 Sep 2021 14:34:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B1B806124F for ; Fri, 24 Sep 2021 14:34:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346816AbhIXOfy (ORCPT ); Fri, 24 Sep 2021 10:35:54 -0400 Received: from szxga08-in.huawei.com ([45.249.212.255]:17191 "EHLO szxga08-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231627AbhIXOft (ORCPT ); Fri, 24 Sep 2021 10:35:49 -0400 Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.56]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4HGDyw00PWz1DH9q; Fri, 24 Sep 2021 22:32:55 +0800 (CST) Received: from kwepemm600016.china.huawei.com (7.193.23.20) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.8; Fri, 24 Sep 2021 22:34:08 +0800 Received: from localhost.localdomain (10.67.165.24) by kwepemm600016.china.huawei.com (7.193.23.20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.8; Fri, 24 Sep 2021 22:34:07 +0800 From: Guangbin Huang To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , CC: , , , , Subject: [PATCH V2 net-next 0/6] ethtool: add support to set/get tx copybreak buf size and rx buf len Date: Fri, 24 Sep 2021 22:29:53 +0800 Message-ID: <20210924142959.7798-1-huangguangbin2@huawei.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemm600016.china.huawei.com (7.193.23.20) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org This series add support to set/get tx copybreak buf size and rx buf len via ethtool and hns3 driver implements them. Tx copybreak buf size is used for tx copybreak feature which for small size packet or frag. Use ethtool --get-tunable command to get it, and ethtool --set-tunable command to set it, examples are as follow: 1. set tx spare buf size to 102400: $ ethtool --set-tunable eth1 tx-buf-size 102400 2. get tx spare buf size: $ ethtool --get-tunable eth1 tx-buf-size tx-buf-size: 102400 Rx buf len is buffer length of each rx BD. Use ethtool -g command to get it, and ethtool -G command to set it, examples are as follow: 1. set rx buf len to 4096 $ ethtool -G eth1 rx-buf-len 4096 2. get rx buf len $ ethtool -g eth1 ... RX Buf Len: 4096 Change log: V1 -> V2 1.Add documentation for rx buf len and tx copybreak buf size. 2.Extend structure ringparam_ext for extenal ring params. 3.Change type of ETHTOOL_A_RINGS_RX_BUF_LEN from NLA_U32 to NLA_POLICY_MIN(NLA_U32, 1). 4.Add supported_ring_params in ethtool_ops to indicate if support external params. Hao Chen (6): ethtool: add support to set/get tx copybreak buf size via ethtool net: hns3: add support to set/get tx copybreak buf size via ethtool for hns3 driver ethtool: add support to set/get rx buf len via ethtool ethtool: extend ringparam setting uAPI with rx_buf_len net: hns3: add support to set/get rx buf len via ethtool for hns3 driver net: hns3: remove the way to set tx spare buf via module parameter Documentation/networking/ethtool-netlink.rst | 26 ++++ arch/um/drivers/vector_kern.c | 4 +- drivers/net/can/c_can/c_can_ethtool.c | 4 +- drivers/net/ethernet/3com/typhoon.c | 4 +- drivers/net/ethernet/amazon/ena/ena_ethtool.c | 8 +- drivers/net/ethernet/amd/pcnet32.c | 8 +- drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c | 8 +- .../ethernet/aquantia/atlantic/aq_ethtool.c | 8 +- drivers/net/ethernet/atheros/atlx/atl1.c | 8 +- drivers/net/ethernet/broadcom/b44.c | 8 +- drivers/net/ethernet/broadcom/bcm63xx_enet.c | 16 ++- drivers/net/ethernet/broadcom/bnx2.c | 8 +- .../ethernet/broadcom/bnx2x/bnx2x_ethtool.c | 8 +- .../net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 8 +- drivers/net/ethernet/broadcom/tg3.c | 10 +- .../net/ethernet/brocade/bna/bnad_ethtool.c | 8 +- drivers/net/ethernet/cadence/macb_main.c | 8 +- .../ethernet/cavium/liquidio/lio_ethtool.c | 8 +- .../ethernet/cavium/thunder/nicvf_ethtool.c | 8 +- drivers/net/ethernet/chelsio/cxgb/cxgb2.c | 8 +- .../net/ethernet/chelsio/cxgb3/cxgb3_main.c | 8 +- .../ethernet/chelsio/cxgb4/cxgb4_ethtool.c | 8 +- .../ethernet/chelsio/cxgb4vf/cxgb4vf_main.c | 8 +- .../net/ethernet/cisco/enic/enic_ethtool.c | 8 +- drivers/net/ethernet/cortina/gemini.c | 8 +- .../net/ethernet/emulex/benet/be_ethtool.c | 4 +- drivers/net/ethernet/ethoc.c | 8 +- drivers/net/ethernet/faraday/ftgmac100.c | 8 +- .../ethernet/freescale/enetc/enetc_ethtool.c | 4 +- .../net/ethernet/freescale/gianfar_ethtool.c | 8 +- .../net/ethernet/freescale/ucc_geth_ethtool.c | 8 +- drivers/net/ethernet/google/gve/gve_ethtool.c | 4 +- .../net/ethernet/hisilicon/hns/hns_ethtool.c | 6 +- .../net/ethernet/hisilicon/hns3/hns3_enet.c | 11 +- .../net/ethernet/hisilicon/hns3/hns3_enet.h | 2 + .../ethernet/hisilicon/hns3/hns3_ethtool.c | 116 ++++++++++++++++-- .../net/ethernet/huawei/hinic/hinic_ethtool.c | 8 +- drivers/net/ethernet/ibm/emac/core.c | 4 +- drivers/net/ethernet/ibm/ibmvnic.c | 8 +- drivers/net/ethernet/intel/e100.c | 8 +- .../net/ethernet/intel/e1000/e1000_ethtool.c | 8 +- drivers/net/ethernet/intel/e1000e/ethtool.c | 8 +- .../net/ethernet/intel/fm10k/fm10k_ethtool.c | 8 +- .../net/ethernet/intel/i40e/i40e_ethtool.c | 8 +- .../net/ethernet/intel/iavf/iavf_ethtool.c | 12 +- drivers/net/ethernet/intel/ice/ice_ethtool.c | 8 +- drivers/net/ethernet/intel/igb/igb_ethtool.c | 8 +- drivers/net/ethernet/intel/igbvf/ethtool.c | 8 +- drivers/net/ethernet/intel/igc/igc_ethtool.c | 8 +- .../net/ethernet/intel/ixgb/ixgb_ethtool.c | 8 +- .../net/ethernet/intel/ixgbe/ixgbe_ethtool.c | 8 +- drivers/net/ethernet/intel/ixgbevf/ethtool.c | 8 +- drivers/net/ethernet/marvell/mv643xx_eth.c | 8 +- drivers/net/ethernet/marvell/mvneta.c | 8 +- .../net/ethernet/marvell/mvpp2/mvpp2_main.c | 8 +- .../marvell/octeontx2/nic/otx2_ethtool.c | 8 +- drivers/net/ethernet/marvell/skge.c | 8 +- drivers/net/ethernet/marvell/sky2.c | 8 +- .../net/ethernet/mellanox/mlx4/en_ethtool.c | 8 +- .../ethernet/mellanox/mlx5/core/en_ethtool.c | 8 +- .../net/ethernet/mellanox/mlx5/core/en_rep.c | 8 +- .../mellanox/mlx5/core/ipoib/ethtool.c | 8 +- .../mellanox/mlxbf_gige/mlxbf_gige_ethtool.c | 4 +- drivers/net/ethernet/micrel/ksz884x.c | 5 +- .../net/ethernet/myricom/myri10ge/myri10ge.c | 4 +- drivers/net/ethernet/neterion/s2io.c | 4 +- .../ethernet/netronome/nfp/nfp_net_ethtool.c | 8 +- drivers/net/ethernet/nvidia/forcedeth.c | 10 +- .../oki-semi/pch_gbe/pch_gbe_ethtool.c | 10 +- .../net/ethernet/pasemi/pasemi_mac_ethtool.c | 4 +- .../ethernet/pensando/ionic/ionic_ethtool.c | 8 +- .../qlogic/netxen/netxen_nic_ethtool.c | 8 +- .../net/ethernet/qlogic/qede/qede_ethtool.c | 8 +- .../ethernet/qlogic/qlcnic/qlcnic_ethtool.c | 8 +- .../net/ethernet/qualcomm/emac/emac-ethtool.c | 8 +- drivers/net/ethernet/qualcomm/qca_debug.c | 8 +- drivers/net/ethernet/realtek/8139cp.c | 4 +- drivers/net/ethernet/realtek/r8169_main.c | 4 +- drivers/net/ethernet/renesas/ravb_main.c | 8 +- drivers/net/ethernet/renesas/sh_eth.c | 8 +- drivers/net/ethernet/sfc/ef100_ethtool.c | 4 +- drivers/net/ethernet/sfc/ethtool.c | 8 +- drivers/net/ethernet/sfc/falcon/ethtool.c | 8 +- .../ethernet/stmicro/stmmac/stmmac_ethtool.c | 8 +- drivers/net/ethernet/tehuti/tehuti.c | 10 +- drivers/net/ethernet/ti/am65-cpsw-ethtool.c | 4 +- drivers/net/ethernet/ti/cpmac.c | 8 +- drivers/net/ethernet/ti/cpsw_ethtool.c | 8 +- drivers/net/ethernet/ti/cpsw_priv.h | 8 +- .../net/ethernet/toshiba/spider_net_ethtool.c | 4 +- drivers/net/ethernet/xilinx/ll_temac_main.c | 14 ++- .../net/ethernet/xilinx/xilinx_axienet_main.c | 14 ++- drivers/net/hyperv/netvsc_drv.c | 8 +- drivers/net/netdevsim/ethtool.c | 8 +- drivers/net/usb/r8152.c | 8 +- drivers/net/virtio_net.c | 4 +- drivers/net/vmxnet3/vmxnet3_ethtool.c | 8 +- drivers/s390/net/qeth_ethtool.c | 4 +- include/linux/ethtool.h | 18 ++- include/uapi/linux/ethtool.h | 9 ++ include/uapi/linux/ethtool_netlink.h | 1 + net/ethtool/common.c | 1 + net/ethtool/ioctl.c | 10 +- net/ethtool/netlink.h | 2 +- net/ethtool/rings.c | 32 ++++- net/mac80211/ethtool.c | 8 +- 106 files changed, 738 insertions(+), 205 deletions(-)