From patchwork Wed Jul 29 08:15:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Wunderlich X-Patchwork-Id: 11690625 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9A25014DD for ; Wed, 29 Jul 2020 08:22:32 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 71A3020838 for ; Wed, 29 Jul 2020 08:22:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="mTtgX+Hg"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="VggsJ4aJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 71A3020838 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=public-files.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=QJ7QkQqqh1ljzgzl+TiVISd7JJpyFOO8aTQyxJnE44E=; b=mTtgX+HgUyZhOD7Ongjg5cW1JW PSIIl+yt/AqgiobmKc8gFJGHxiMsmNqLNsAXZtVeeHDXvu0xYzCWLoZpNUbUP2eXbK7ztHx/7WJrs Lz7rBO26CWzuvv4juzEr0PmnX/IrDMJ69qqPuGSn4T7gH3T1oqJRrY6HP13DBrZmRHPvOe4gLOcf/ nTePm73NVbvA+WLtDiRoHEE4Wrtg7fbFiqbfDQB9IaHvRYp+aN+1lDLJRd6fNodrfcllNYpR02NxC 625ZUmOLlwSXwPOgLsKYXZ0KeyBysKdpfmIPNueSzABYgWvKIlJrLb9SwJIFoQTuze8YLNjQlQXbe +XHtgCJQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1k0hKq-0003tV-Sa; Wed, 29 Jul 2020 08:21:12 +0000 Received: from mout.gmx.net ([212.227.17.20]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1k0hKo-0003si-3T; Wed, 29 Jul 2020 08:21:11 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1596010865; bh=SEqiVovF7XeGtohoS2GMeFwDMUmZ9pW/KT58etbzx3I=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date; b=VggsJ4aJmjp24Yu0Xb3AfEW51PKzv+bgdZ5BvGf51Ce+7uVVAy64Kv2gAj80iRoqo AuqDpyktGnbSSY9hRF3YqEMRqhDTdLtKvBaIHoIbtREIiqDijw0KWT8++2RgPjbAUq hlM2PCZ7hN5br7klD1+h2E+4W1JPcKeAPjTtpsNU= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from localhost.localdomain ([185.75.74.240]) by mail.gmx.com (mrgmx104 [212.227.17.168]) with ESMTPSA (Nemesis) id 1M9Fnj-1k6SfS2l1j-006QTq; Wed, 29 Jul 2020 10:15:25 +0200 From: Frank Wunderlich To: linux-mediatek@lists.infradead.org Subject: [PATCH v4] net: ethernet: mtk_eth_soc: fix MTU warnings Date: Wed, 29 Jul 2020 10:15:17 +0200 Message-Id: <20200729081517.4026-1-frank-w@public-files.de> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Provags-ID: V03:K1:SIqtPyJoGFptjlcPcxyQb71WF05R8NP7BOYsxZfVn4TevUka2hv 16bkgQRk2SbtWS26redKg5T9xwqZyS6LYPZc4nlqNtdOfjc06O3Jrl08QXrr6YDL/rstb1f l0xWrYmKz/JACy8a9r7NVqZ4c8VThH2ylroN+QjDMqc0cPtmCd+236ZK1kPKzt1RGF4+1GM 8VtrTh/CFp4NgsEdY2c9Q== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:ELzh3LitQPU=:NfQc7TPjb/zfwSIzuKPA66 G+J6cEu6gV2kyF1Adwn2umK209/s4ae4AnEd+3RfSTX/+SutzRmAYok4E6/IWn1C1qawbWyIT lg/GolcKvXQK8GJ6PPAatsMOfPWdnbw/wXiqR44HxNeRhrMbkXFNdrW2+evc3tWQOKfKg89ot UVWGcpX13rFg2lOOtmGac/FMZpZANC1VHHw0c4EtqQe741ql5Bq5OiB8w4GnRPQrA7hwb6vFk l+G2u0Bbd+u4YrVSVqt5fP3493zHi2omHkmM3tc013dkAcToryyFBeEmeZ8BT4aggw6YJ+011 fVMk+RA0FrJMTA5lJajJpUdgKWdvPHq92XsWq3Tkf320I54BGI8R6oqIV4fCji80HrT2gWMrK Lb7qRQLvjAHOnlaxRDxcffP45+IeRtYPV+QHfa/jMQgUXhzhsTz1bjTJOtnV+V2/wgoFK14Q8 PY6sd7bFpKuWeEj6zbM+J78FDruuF05owRikRXD3tseqmwBl2Ff0bG05WnOvITpR6ZPdlNDa/ 1j6R4PIaCW4Km22eJG0r+rnFOQis9xUE+lCpNeYRW5wTBqEoyt/X0pKdOmi3p6/syUK74Lewd M/WCc4jUtcCefYmh0ZrkSHmL9We4/59X+p4VO8IDv6zqg1dWbi0xvUnAyLMGSkJ6ndRPp8+ol WcjF3eqLTmmgclqRZFKZUWGWOKGUsqGDt4drvCSFoU9Wmtyiqf/PqTyF59RbMm02l/hANLCe3 Hc2HeAUbBLBaEgfeANOvxX4CqXfokpEKImxCJY3t45hT/Y8hpnHSH7Ap/jfL96tW7TtnRO8K4 7dMHY7sqbdv9HsRZXealdZnhMnChPOwdwfNR4LXePSAs534DREPcl5VAjRsYjsbVsfhcUrR7Y vkfrV4Vv7UQ8IrFAt6hm7/XX8/j4LEvjOrAy1aTYjnhD6brntMIXmgh/Kc/O1sd4UO+Uh8StK R99rzVa8bMpLwIH8RR8kRNO0ODiXEN4q0jJ4p69+PxRl1yXiEYkObhlEe8RvA3IkzDjmSzPtg d0rT0nq+6cpwWeO26AsuJBuv1UvF7X1PXik3maaHB/4JqA1ZB7N7Q9ZGRX/5QLHNizTIv4wEG p45HYpLv+hiQWedYsrzCQf+rORz4/OPE+cEQ2id/YJctgF0TAA6ObjloQjFtRujHTpDCeNwv+ 959RyXv+P+qG6EnW/ZWd95Psm3bJ8H30ob1Rk//VuCqswWN3SlpzU1ixQ80NQ9QO8iKTd0xaD NB4HZUHOnNq5sT6HVwlwrPodsVDBlmGqGcY5GHw== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200729_042110_385457_BBF6E6F7 X-CRM114-Status: GOOD ( 11.58 ) X-Spam-Score: -0.7 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [212.227.17.20 listed in list.dnswl.org] -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [212.227.17.20 listed in wl.mailspike.net] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid 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: Andrew Lunn , Landen Chao , Frank Wunderlich , netdev@vger.kernel.org, Sean Wang , linux-kernel@vger.kernel.org, Mark Lee , John Crispin , Matthias Brugger , Jakub Kicinski , "David S. Miller" , linux-arm-kernel@lists.infradead.org, Felix Fietkau Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Landen Chao in recent kernel versions there are warnings about incorrect MTU size like these: eth0: mtu greater than device maximum mtk_soc_eth 1b100000.ethernet eth0: error -22 setting MTU to include DSA overhead Fixes: bfcb813203e6 ("net: dsa: configure the MTU for switch ports") Fixes: 72579e14a1d3 ("net: dsa: don't fail to probe if we couldn't set the MTU") Fixes: 7a4c53bee332 ("net: report invalid mtu value via netlink extack") Signed-off-by: Landen Chao Signed-off-by: Frank Wunderlich Reviewed-by: Andrew Lunn --- v3->v4 - fix commit-message (hyphernations,capitalisation) as suggested by Russell - add Signed-off-by Landen - dropped wrong signed-off from rene (because previous v1/2 was from him) --- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 2 ++ 1 file changed, 2 insertions(+) -- 2.25.1 diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 85735d32ecb0..a1c45b39a230 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -2891,6 +2891,8 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np) eth->netdev[id]->irq = eth->irq[0]; eth->netdev[id]->dev.of_node = np; + eth->netdev[id]->max_mtu = MTK_MAX_RX_LENGTH - MTK_RX_ETH_HLEN; + return 0; free_netdev: