From mboxrd@z Thu Jan 1 00:00:00 1970 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=-8.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=unavailable 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 47F18C10DCE for ; Thu, 12 Mar 2020 11:41:43 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1E4B9206EB for ; Thu, 12 Mar 2020 11:41:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="di2c9pEy" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1E4B9206EB Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=qMx/SWDQyJdqL892Dc6MMku4NP84eMJZyK/wkWmy8ws=; b=di2c9pEyD/4vhL AfMunOuaqO3wOLIikpxVh+wLIj/rJcg3Pn4HBPlXbw5JtnHvl3EKO+rOzfTRvi9E3jIeVLx8Kca1P u6JKXx2JNRMH4qNjPFCy68ASl1Fajp0ne7hkWcDtwi3+8MvgEuJcG4eZTBFFILpbRzWJ2qnAt3GFF /wZEFjA4Mpk+OKF9sKjpHFNhPHDpaz9+Ntn9fLdn1cc+Pkkc57uzLyqvWHwYqJbQK8Uw68AilWh3L hfXLKa04z/UX9sQ84NgkxrYMgr7M379FMs1WbUpWNEnl3teKdjv+91LiFdu3oRRc5NRLbKpFZGnKl Uw6u40tNu8UAD5kQqLmQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jCMDe-0005Po-G0; Thu, 12 Mar 2020 11:41:42 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jCMDa-0005Oc-Mj for linux-arm-kernel@lists.infradead.org; Thu, 12 Mar 2020 11:41:40 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1ACA331B; Thu, 12 Mar 2020 04:41:35 -0700 (PDT) Received: from donnerap.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 11AB33F67D; Thu, 12 Mar 2020 04:41:33 -0700 (PDT) Date: Thu, 12 Mar 2020 11:41:31 +0000 From: Andre Przywara To: Radhey Shyam Pandey Subject: Re: [PATCH 09/14] net: axienet: Add mii-tool support Message-ID: <20200312114131.070d9a1c@donnerap.cambridge.arm.com> In-Reply-To: References: <20200110115415.75683-1-andre.przywara@arm.com> <20200110115415.75683-10-andre.przywara@arm.com> Organization: ARM X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; aarch64-unknown-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200312_044138_828032_E4661156 X-CRM114-Status: GOOD ( 21.95 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Robert Hancock , Michal Simek , "David S . Miller" , "linux-arm-kernel@lists.infradead.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 13 Jan 2020 06:12:10 +0000 Radhey Shyam Pandey wrote: Hi, (sorry, forgot to send this out before posting v2) > > -----Original Message----- > > From: Andre Przywara > > Sent: Friday, January 10, 2020 5:24 PM > > To: David S . Miller ; Radhey Shyam Pandey > > > > Cc: Michal Simek ; Robert Hancock > > ; netdev@vger.kernel.org; linux-arm- > > kernel@lists.infradead.org; linux-kernel@vger.kernel.org > > Subject: [PATCH 09/14] net: axienet: Add mii-tool support > > > > mii-tool is useful for debugging, and all it requires to work is to wire > > up the ioctl ops function pointer. > > Add this to the axienet driver to enable mii-tool. > > > > Signed-off-by: Andre Przywara > > --- > > drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 11 +++++++++++ > > 1 file changed, 11 insertions(+) > > > > diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c > > b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c > > index 7a747345e98e..64f799f3d248 100644 > > --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c > > +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c > > @@ -1152,6 +1152,16 @@ static void axienet_poll_controller(struct net_device > > *ndev) > > } > > #endif > > > > +static int axienet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) > > +{ > > + struct axienet_local *lp = netdev_priv(dev); > > + > > + if (!netif_running(dev)) > > + return -EINVAL; > > I think phy ioctl should be allowed even if the device is not up. > Or is there any specific reason for keeping it? I found that some of the drivers check this (macb, stmmac), while others (dpaa2, mvneta, mvpp2, mtk_eth) don't. I don't know the reasons for that, so I play safe here. Happy to change this if someone provides some rationale. Cheers, Andre. > > > + > > + return phylink_mii_ioctl(lp->phylink, rq, cmd); > > +} > > + > > static const struct net_device_ops axienet_netdev_ops = { > > .ndo_open = axienet_open, > > .ndo_stop = axienet_stop, > > @@ -1159,6 +1169,7 @@ static const struct net_device_ops > > axienet_netdev_ops = { > > .ndo_change_mtu = axienet_change_mtu, > > .ndo_set_mac_address = netdev_set_mac_address, > > .ndo_validate_addr = eth_validate_addr, > > + .ndo_do_ioctl = axienet_ioctl, > > .ndo_set_rx_mode = axienet_set_multicast_list, > > #ifdef CONFIG_NET_POLL_CONTROLLER > > .ndo_poll_controller = axienet_poll_controller, > > -- > > 2.17.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel