From patchwork Thu Nov 26 18:08:13 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marcin Wojtas X-Patchwork-Id: 549209 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id C9EC01402D4 for ; Fri, 27 Nov 2015 05:08:57 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=semihalf-com.20150623.gappssmtp.com header.i=@semihalf-com.20150623.gappssmtp.com header.b=i0oTQ6IS; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753367AbbKZSIo (ORCPT ); Thu, 26 Nov 2015 13:08:44 -0500 Received: from mail-lf0-f45.google.com ([209.85.215.45]:34222 "EHLO mail-lf0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752379AbbKZSIb (ORCPT ); Thu, 26 Nov 2015 13:08:31 -0500 Received: by lffu14 with SMTP id u14so105857371lff.1 for ; Thu, 26 Nov 2015 10:08:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=semihalf-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=BOeWFwHHpu4fNuRBNF77iHA8UyUqXuf7Qg8JcXFYoMw=; b=i0oTQ6IS3PDIpg0NPP08+pOkzL5FBI+eWB6KNdb8hQmF6GNiSDvxqGw0cBs4kZ/VQh Cf/MiHucIuqkCuNVyS5xpORjZEoVQiKk0h8eBSE1VU1sW632snp9tqvYtXu2Svxwr4tj FSSyy1WHw6iBldZLomQEgNV5PEBKUb/RrvxXS60ciWIZMTklAKr+nR1IAiBzQSklydNA CN5Ntr5p1QExj1Sb8W0WiOsQomlybuyMQ4+/hR5jJQffEiUkoC7GkTHv/zsowArvUeAo qoLTLZ8xbwPsZpQFxJJweUpDYWmrollpfN00M3sz30HQjAyc4S2wUShMc4vypj/fbdEj FC8g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=BOeWFwHHpu4fNuRBNF77iHA8UyUqXuf7Qg8JcXFYoMw=; b=RI1qLlIwOC8cOfJUybpxLtmcrb6bGq9bt9Ytdh06GgzfSe4B1fjWvIeb2pt4eSaTj5 wpYAeYPYy0h4Et6JLrmZduiSfhVeEEXaeCa5TihNQ9dcSkaKoDj7Nw6yhsk+vbkEKLH+ mri4lr+fLWCzuuqGAPrM3/t5GNGLkOUzYsOmP+AqYCwCLI1w2r7gqbBH6v1Dqu9uLRY9 S991GlY0Vu1xa6MVyPjwYCwFYS+XYY/VtSLSMXHkr3rncACrw2lENy7d0p5jOoOuf++u dxLh/6AQy/rNE7CMoGKdOA3kI2gDspaJUtN7zve6LUuAGXiXKqJ9s/vifzyEWWue7OBu DzKQ== X-Gm-Message-State: ALoCoQn5UyG/G6smtQE6NH0xLRHAbPsrgdcZN5ZYdD0k8EP+r2+McoV9b5iWc+s/mLLw6rN6FIau X-Received: by 10.25.16.151 with SMTP id 23mr17934138lfq.142.1448561309834; Thu, 26 Nov 2015 10:08:29 -0800 (PST) Received: from enkidu.semihalf.local ([80.82.22.190]) by smtp.gmail.com with ESMTPSA id a190sm4297654lfa.32.2015.11.26.10.08.28 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 26 Nov 2015 10:08:29 -0800 (PST) From: Marcin Wojtas To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org Cc: davem@davemloft.net, linux@arm.linux.org.uk, sebastian.hesselbarth@gmail.com, andrew@lunn.ch, jason@lakedaemon.net, thomas.petazzoni@free-electrons.com, gregory.clement@free-electrons.com, simon.guinot@sequanux.org, nadavh@marvell.com, alior@marvell.com, xswang@marvell.com, myair@marvell.com, nitroshift@yahoo.com, mw@semihalf.com, jaz@semihalf.com, tn@semihalf.com, Subject: [PATCH v2 net 6/6] net: mvneta: enable IP checksum with jumbo frames for Armada 38x on Port0 Date: Thu, 26 Nov 2015 19:08:13 +0100 Message-Id: <1448561293-16431-7-git-send-email-mw@semihalf.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1448561293-16431-1-git-send-email-mw@semihalf.com> References: <1448561293-16431-1-git-send-email-mw@semihalf.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org The Ethernet controller found in the Armada 38x SoC's family support TCP/IP checksumming with frame sizes larger than 1600 bytes, however only on port 0. This commit enables it by setting 'tx-csum-limit' to 9800B in 'ethernet@70000' node. Signed-off-by: Marcin Wojtas Cc: # v3.18+ --- arch/arm/boot/dts/armada-38x.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/armada-38x.dtsi b/arch/arm/boot/dts/armada-38x.dtsi index c6a0e9d..e8b7f67 100644 --- a/arch/arm/boot/dts/armada-38x.dtsi +++ b/arch/arm/boot/dts/armada-38x.dtsi @@ -498,6 +498,7 @@ reg = <0x70000 0x4000>; interrupts-extended = <&mpic 8>; clocks = <&gateclk 4>; + tx-csum-limit = <9800>; status = "disabled"; };