From patchwork Sun May 10 19:12:31 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Lunn X-Patchwork-Id: 219515 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=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 00D5BC38A2A for ; Sun, 10 May 2020 19:12:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C6BBC208DB for ; Sun, 10 May 2020 19:12:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="gmEL78Rj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729245AbgEJTMz (ORCPT ); Sun, 10 May 2020 15:12:55 -0400 Received: from vps0.lunn.ch ([185.16.172.187]:52324 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729113AbgEJTMy (ORCPT ); Sun, 10 May 2020 15:12:54 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=KkRRIJM/X9DDFopl0N95PxE+jeMWi4TQJCcsbM6Qo6o=; b=gmEL78RjaTMa3DlU8Jzi/CRSNd a2qn3BeQ2QU+EK6eq8sfukCZbiaO7MtElmwOOVObItEoTnnOgI3f9wHtXBGNJZWHbCsh1ZwB4ns8t ISC/YiCrGfmfHULayXNwPe0PzFxvi9eB7zvQdwUf/1TwsK/IBBYnnVVtI5OEeAohZvH8=; Received: from andrew by vps0.lunn.ch with local (Exim 4.93) (envelope-from ) id 1jXrNc-001jdU-GP; Sun, 10 May 2020 21:12:52 +0200 From: Andrew Lunn To: David Miller Cc: netdev , Florian Fainelli , Heiner Kallweit , Chris Healy , Michal Kubecek , Andrew Lunn Subject: [PATCH net-next v4 1/1] net: phy: Send notifier when starting the cable test Date: Sun, 10 May 2020 21:12:31 +0200 Message-Id: <20200510191240.413699-3-andrew@lunn.ch> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200510191240.413699-1-andrew@lunn.ch> References: <20200510191240.413699-1-andrew@lunn.ch> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Given that it takes time to run a cable test, send a notify message at the start, as well as when it is completed. v3: EMSGSIZE when ethnl_bcastmsg_put() fails Print an error message on failure, since this is a void function. Signed-off-by: Andrew Lunn Reviewed-by: Michal Kubecek Reviewed-by: Florian Fainelli --- net/ethtool/cabletest.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/net/ethtool/cabletest.c b/net/ethtool/cabletest.c index e0c917918c70..5ba06eabe8c2 100644 --- a/net/ethtool/cabletest.c +++ b/net/ethtool/cabletest.c @@ -13,6 +13,43 @@ cable_test_act_policy[ETHTOOL_A_CABLE_TEST_MAX + 1] = { [ETHTOOL_A_CABLE_TEST_HEADER] = { .type = NLA_NESTED }, }; +static int ethnl_cable_test_started(struct phy_device *phydev) +{ + struct sk_buff *skb; + int err = -ENOMEM; + void *ehdr; + + skb = genlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL); + if (!skb) + goto out; + + ehdr = ethnl_bcastmsg_put(skb, ETHTOOL_MSG_CABLE_TEST_NTF); + if (!ehdr) { + err = -EMSGSIZE; + goto out; + } + + err = ethnl_fill_reply_header(skb, phydev->attached_dev, + ETHTOOL_A_CABLE_TEST_NTF_HEADER); + if (err) + goto out; + + err = nla_put_u8(skb, ETHTOOL_A_CABLE_TEST_NTF_STATUS, + ETHTOOL_A_CABLE_TEST_NTF_STATUS_STARTED); + if (err) + goto out; + + genlmsg_end(skb, ehdr); + + return ethnl_multicast(skb, phydev->attached_dev); + +out: + nlmsg_free(skb); + phydev_err(phydev, "%s: Error %pe\n", __func__, ERR_PTR(err)); + + return err; +} + int ethnl_act_cable_test(struct sk_buff *skb, struct genl_info *info) { struct nlattr *tb[ETHTOOL_A_CABLE_TEST_MAX + 1]; @@ -47,6 +84,10 @@ int ethnl_act_cable_test(struct sk_buff *skb, struct genl_info *info) ret = phy_start_cable_test(dev->phydev, info->extack); ethnl_ops_complete(dev); + + if (!ret) + ethnl_cable_test_started(dev->phydev); + out_rtnl: rtnl_unlock(); out_dev_put: