From patchwork Mon Feb 4 18:08:54 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergei Shtylyov X-Patchwork-Id: 10796299 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3D7CE6C2 for ; Mon, 4 Feb 2019 18:09:00 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 20F4C29D7C for ; Mon, 4 Feb 2019 18:09:00 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 13DEA2B1DA; Mon, 4 Feb 2019 18:09:00 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C473329D7C for ; Mon, 4 Feb 2019 18:08:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727917AbfBDSI7 (ORCPT ); Mon, 4 Feb 2019 13:08:59 -0500 Received: from mail-lf1-f43.google.com ([209.85.167.43]:42372 "EHLO mail-lf1-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728147AbfBDSI6 (ORCPT ); Mon, 4 Feb 2019 13:08:58 -0500 Received: by mail-lf1-f43.google.com with SMTP id l10so596721lfh.9 for ; Mon, 04 Feb 2019 10:08:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cogentembedded-com.20150623.gappssmtp.com; s=20150623; h=subject:from:to:cc:references:organization:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=Yu4cqKkS9y756h3einJDErDF0f6zpMtA7KTom2kmnvY=; b=g+thGznaPquOLEB6tSiK+6GIcdtIIM52T1tRciYzaSQmQ39awi9LndSodrsKZDqZjS LS8jcIImzwcYWyiab+THNyBYHVyoO7x4VWVC3yDvipKD9eucux4bDQUeZ49e3cpR+Jtu uIN9LW0UqmnjPBCtnT8jNoCqnh6dwWU9c/GNxJXafA+YOIzMoi6KbEUyomaNWFbiDvpp gmww+XCPu4TNJGYlto9/tzkIkWtDwEcl1s5WFspyevWh5vrrwcix8bfo5Rsmy4G8tuQV GEYMsULOGiPoB4YJq+mMqwa0Z81Lx4d7OEdYa7AV43ebp3F144uICaHYkwefDAbgJOhC 5WDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:from:to:cc:references:organization :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=Yu4cqKkS9y756h3einJDErDF0f6zpMtA7KTom2kmnvY=; b=cqdXyZU/f1sS/hHCY9yLKUFmynDkG/l7XNnHHoMQ4UYxB/VPX/4fIe1z1121C5G6Ny iGiZgwIjg4STGs/Zkmj5r3s+lm97jWq7gGhJkChrlw8V6D0skEk5LQ5LiPaKMqBb64rv 6ViEEP4LxkfZGF7DEosxUpDnvkC4jTgPTBG0x24c489XF9odV/nrywPZDsk3/NNF3Dz2 I2WeDR5FwS4xMKsquhHkhOMwreTL1QHHaUIlvRBiY8llOvEqdbgflb94n6ohZYQxk4XH BNJH0qrKsi6A/sJG4BjVJVQQlbUXtVqr5i4D44JRjtDsm7aZmPg4UktsM1z1Fp9ETHMR aJIw== X-Gm-Message-State: AHQUAuYNeJraAVAOaxZHVeKCtd5xb1m9bK0vOeZ/tvqMuo9sImmKn5U6 zvMfFlkHalqgENKvcYNKT5E/sNryRP8= X-Google-Smtp-Source: AHgI3Ibjk+uoEAZ+O8iBUCbWiI/kOQIaTqeWXunF5fZsDX1N+sebUgkvki+xgrmYDOoTG/AUpHqBcA== X-Received: by 2002:a19:a98f:: with SMTP id s137mr454374lfe.18.1549303736420; Mon, 04 Feb 2019 10:08:56 -0800 (PST) Received: from wasted.cogentembedded.com ([31.173.83.140]) by smtp.gmail.com with ESMTPSA id i13-v6sm2792509ljg.82.2019.02.04.10.08.55 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 04 Feb 2019 10:08:55 -0800 (PST) Subject: [PATCH v2 4/7] sh_eth: offload RX checksum on R8A7740 From: Sergei Shtylyov To: netdev@vger.kernel.org, "David S. Miller" Cc: linux-renesas-soc@vger.kernel.org, linux-sh@vger.kernel.org References: Organization: Cogent Embedded Message-ID: <047ee1f3-b64c-5421-150e-15993049e1ef@cogentembedded.com> Date: Mon, 4 Feb 2019 21:08:54 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-MW Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The R-Mobile A1 (R8A7740) SoC manual describes the Ether MAC's RX checksum offload the same way as it's implemented in the EtherAVB MAC... Signed-off-by: Sergei Shtylyov Tested-by: Geert Uytterhoeven --- Changes in version 2: - added Geert's tag. drivers/net/ethernet/renesas/sh_eth.c | 1 + 1 file changed, 1 insertion(+) Index: renesas/drivers/net/ethernet/renesas/sh_eth.c =================================================================== --- renesas.orig/drivers/net/ethernet/renesas/sh_eth.c +++ renesas/drivers/net/ethernet/renesas/sh_eth.c @@ -670,6 +670,7 @@ static struct sh_eth_cpu_data r8a7740_da .no_ade = 1, .xdfar_rw = 1, .csmr = 1, + .rx_csum = 1, .tsu = 1, .select_mii = 1, .magic = 1,