Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932637AbbKQShi (ORCPT ); Tue, 17 Nov 2015 13:37:38 -0500 Received: from szxga03-in.huawei.com ([119.145.14.66]:5296 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932517AbbKQSh1 (ORCPT ); Tue, 17 Nov 2015 13:37:27 -0500 From: Salil To: , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH V2 net-next 4/5] net:hns: Add support of ethtool TSO set option for Hip06 in HNS Date: Wed, 18 Nov 2015 02:52:26 +0800 Message-ID: <1447786347-147518-5-git-send-email-salil.mehta@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1447786347-147518-1-git-send-email-salil.mehta@huawei.com> References: <1447786347-147518-1-git-send-email-salil.mehta@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.67.212.75] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A090204.564B73DF.0104,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: bca4154767a9c665581c0caf6e56d160 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2659 Lines: 82 This patch adds the support of ethtool TSO option to V1 patch, meant to add support of Hip06 SoC to HNS Signed-off-by: Salil Mehta Signed-off-by: lisheng --- drivers/net/ethernet/hisilicon/hns/hns_enet.c | 47 +++++++++++++++++++++++++ 1 file changed, 47 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 055e14c..a0763ab 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -1386,6 +1386,51 @@ static int hns_nic_change_mtu(struct net_device *ndev, int new_mtu) return ret; } +static int hns_nic_set_features(struct net_device *netdev, + netdev_features_t features) +{ + struct hns_nic_priv *priv = netdev_priv(netdev); + struct hnae_handle *h = priv->ae_handle; + + switch (priv->enet_ver) { + case AE_VERSION_1: + if ((features & NETIF_F_TSO) || (features & NETIF_F_TSO6)) + netdev_info(netdev, "enet v1 do not support tso!\n"); + break; + default: + if ((features & NETIF_F_TSO) || (features & NETIF_F_TSO6)) { + priv->ops.fill_desc = fill_tso_desc; + priv->ops.maybe_stop_tx = hns_nic_maybe_stop_tso; + /* The chip only support 7*4096 */ + netif_set_gso_max_size(netdev, 7 * 4096); + h->dev->ops->set_tso_stats(h, 1); + } else { + priv->ops.fill_desc = fill_v2_desc; + priv->ops.maybe_stop_tx = hns_nic_maybe_stop_tx; + h->dev->ops->set_tso_stats(h, 0); + } + break; + } + netdev->features = features; + return 0; +} + +static netdev_features_t hns_nic_fix_features( + struct net_device *netdev, netdev_features_t features) +{ + struct hns_nic_priv *priv = netdev_priv(netdev); + + switch (priv->enet_ver) { + case AE_VERSION_1: + features &= ~(NETIF_F_TSO | NETIF_F_TSO6 | + NETIF_F_HW_VLAN_CTAG_FILTER); + break; + default: + break; + } + return features; +} + /** * nic_set_multicast_list - set mutl mac address * @netdev: net device @@ -1481,6 +1526,8 @@ static const struct net_device_ops hns_nic_netdev_ops = { .ndo_set_mac_address = hns_nic_net_set_mac_address, .ndo_change_mtu = hns_nic_change_mtu, .ndo_do_ioctl = hns_nic_do_ioctl, + .ndo_set_features = hns_nic_set_features, + .ndo_fix_features = hns_nic_fix_features, .ndo_get_stats64 = hns_nic_get_stats64, #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = hns_nic_poll_controller, -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/