From patchwork Tue Jan 28 18:53:33 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Valentine Barshak X-Patchwork-Id: 3547701 Return-Path: X-Original-To: patchwork-linux-sh@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id BD1D89F38B for ; Tue, 28 Jan 2014 18:53:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E105420123 for ; Tue, 28 Jan 2014 18:53:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F30732015B for ; Tue, 28 Jan 2014 18:53:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755416AbaA1Sxk (ORCPT ); Tue, 28 Jan 2014 13:53:40 -0500 Received: from mail-la0-f42.google.com ([209.85.215.42]:44788 "EHLO mail-la0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755221AbaA1Sxk (ORCPT ); Tue, 28 Jan 2014 13:53:40 -0500 Received: by mail-la0-f42.google.com with SMTP id hr13so718374lab.15 for ; Tue, 28 Jan 2014 10:53:39 -0800 (PST) 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=SCxyQd/GsdgMMKeKGAnJ9EZO51v1wQ+p/0QYoHMZrAI=; b=PzSNsA0brsOubFWrAPQnQTF1qLv6GcCT/ExbXPtEb5SRCyML4/q09i1PPYWK6j6o1p NtZd4SuyaaKM+qdcUgyF+WeIB0VnhjKR1mw2ZZU5DVNnu5q0hkDAaCKYWSZfzbHH9DaL gWi97YGNXbGBM5OicRkR3PnpYtRyI8EByRxKA7mqEA6ojVbgkUbk29uNhRiqAbGfHIQq 5FEfH25ZNT4xvdh5MAC9VjMwaK/rAW7xwjl8A52atdGIvCObcinKHcC6RHISVTwcdMGQ 1UYnytF7UTPd0YrjCjAtw6UwCXpHjAGzKgyxAj6AeVja3EiEJTtKuIOCGQldHefSbrXP n1Ag== X-Gm-Message-State: ALoCoQnu05EymjePtgoxyFykjtqxYImL23ymAmCKbaT8FS61jKQ1+tX9iYygYdw0iZW31YN5cOha X-Received: by 10.152.220.170 with SMTP id px10mr1992669lac.13.1390935219073; Tue, 28 Jan 2014 10:53:39 -0800 (PST) Received: from black.localnet ([93.100.122.208]) by mx.google.com with ESMTPSA id th3sm18080438lbb.11.2014.01.28.10.53.37 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 28 Jan 2014 10:53:38 -0800 (PST) From: Valentine Barshak To: linux-sh@vger.kernel.org Cc: Simon Horman , Magnus Damm , Ben Dooks Subject: [PATCH RFC 2/2] ARM: shmobile: lager: Increase the size of ARM corehent DMA pool Date: Tue, 28 Jan 2014 22:53:33 +0400 Message-Id: <1390935213-12896-3-git-send-email-valentine.barshak@cogentembedded.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1390935213-12896-1-git-send-email-valentine.barshak@cogentembedded.com> References: <1390935213-12896-1-git-send-email-valentine.barshak@cogentembedded.com> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Spam-Status: No, score=-7.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This increases the size of ARM coherent DMA pool to 4MB to avoid issues with DMA bounce for PCI DMA transfers. Signed-off-by: Valentine Barshak --- arch/arm/boot/dts/r8a7790-lager.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts index 1081c5e..b2cac57 100644 --- a/arch/arm/boot/dts/r8a7790-lager.dts +++ b/arch/arm/boot/dts/r8a7790-lager.dts @@ -17,7 +17,7 @@ compatible = "renesas,lager", "renesas,r8a7790"; chosen { - bootargs = "console=ttySC6,115200 ignore_loglevel rw root=/dev/nfs ip=dhcp"; + bootargs = "console=ttySC6,115200 ignore_loglevel rw root=/dev/nfs ip=dhcp coherent_pool=4M"; }; memory@40000000 {