From patchwork Wed Sep 24 17:17:33 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Will Deacon X-Patchwork-Id: 37851 Return-Path: X-Original-To: linaro@patches.linaro.org Delivered-To: linaro@patches.linaro.org Received: from mail-wi0-f198.google.com (mail-wi0-f198.google.com [209.85.212.198]) by ip-10-151-82-157.ec2.internal (Postfix) with ESMTPS id 3C38420BF9 for ; Wed, 24 Sep 2014 17:21:21 +0000 (UTC) Received: by mail-wi0-f198.google.com with SMTP id n3sf3824199wiv.1 for ; Wed, 24 Sep 2014 10:21:20 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:delivered-to:from:to:cc:subject :date:message-id:in-reply-to:references:sender:precedence:list-id :x-original-sender:x-original-authentication-results:mailing-list :list-post:list-help:list-archive:list-unsubscribe; bh=Oqwm3yhBZKEZXUPpxvRrApQKC2ajsojJlmxY3neAnno=; b=P/MDi26YOhkgmje2lWkje6Uhn6XiI0jnhV5lVC/eYRRK8n0nkmDtaahqLePsVZv2q+ 60OEvS2rCd2f/iVeN5OuBPOOYBgy20APokPOBLanutHbfrsPwPOtBXqNW3HZOmU0pGsB Uhu2FTcVPeBen1HSNS9cwadz6pMIM16XJsICR3bGp/WHk41p21Aob/JeZZGqJTPjkdzm P7TnqP/VtTpUMuUJ6WXUbRJh5os0aURDymBRDEjxKWLqtXGh3Z6XcDhBEtKLXKDQgPzE EJqyOWA9wIwdKQwF4KdSOfmZAezEmb2BZZu3ogx0y7SLaYjfGEEYCQRAA36exoVKIONw aPFA== X-Gm-Message-State: ALoCoQl8x5Y0jLLiLMBsmERWufvoGZCvurGAvzpxj8xWVA5VPMJK24NoMvoF4a++cVjzOXpcFncJ X-Received: by 10.112.92.14 with SMTP id ci14mr273523lbb.23.1411579280412; Wed, 24 Sep 2014 10:21:20 -0700 (PDT) MIME-Version: 1.0 X-BeenThere: patchwork-forward@linaro.org Received: by 10.152.20.201 with SMTP id p9ls177016lae.15.gmail; Wed, 24 Sep 2014 10:21:20 -0700 (PDT) X-Received: by 10.152.198.204 with SMTP id je12mr8078128lac.52.1411579280089; Wed, 24 Sep 2014 10:21:20 -0700 (PDT) Received: from mail-la0-f46.google.com (mail-la0-f46.google.com [209.85.215.46]) by mx.google.com with ESMTPS id s1si23603106lag.123.2014.09.24.10.21.20 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 24 Sep 2014 10:21:20 -0700 (PDT) Received-SPF: pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.215.46 as permitted sender) client-ip=209.85.215.46; Received: by mail-la0-f46.google.com with SMTP id gi9so788364lab.19 for ; Wed, 24 Sep 2014 10:21:20 -0700 (PDT) X-Received: by 10.152.5.168 with SMTP id t8mr7622232lat.67.1411579280013; Wed, 24 Sep 2014 10:21:20 -0700 (PDT) X-Forwarded-To: patchwork-forward@linaro.org X-Forwarded-For: patch@linaro.org patchwork-forward@linaro.org Delivered-To: patch@linaro.org Received: by 10.112.130.169 with SMTP id of9csp621104lbb; Wed, 24 Sep 2014 10:21:19 -0700 (PDT) X-Received: by 10.68.186.33 with SMTP id fh1mr10866219pbc.105.1411579277890; Wed, 24 Sep 2014 10:21:17 -0700 (PDT) Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id t6si1201247pdn.67.2014.09.24.10.21.17 for ; Wed, 24 Sep 2014 10:21:17 -0700 (PDT) Received-SPF: none (google.com: linux-kernel-owner@vger.kernel.org does not designate permitted sender hosts) client-ip=209.132.180.67; Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754161AbaIXRUq (ORCPT + 27 others); Wed, 24 Sep 2014 13:20:46 -0400 Received: from cam-admin0.cambridge.arm.com ([217.140.96.50]:41704 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753872AbaIXRUn (ORCPT ); Wed, 24 Sep 2014 13:20:43 -0400 Received: from edgewater-inn.cambridge.arm.com (edgewater-inn.cambridge.arm.com [10.1.203.204]) by cam-admin0.cambridge.arm.com (8.12.6/8.12.6) with ESMTP id s8OHItwo025711; Wed, 24 Sep 2014 18:18:55 +0100 (BST) Received: by edgewater-inn.cambridge.arm.com (Postfix, from userid 1000) id B8AFC1AE121B; Wed, 24 Sep 2014 18:18:57 +0100 (BST) From: Will Deacon To: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Cc: arnd@arndb.de, benh@kernel.crashing.org, chris@zankel.net, cmetcalf@tilera.com, davem@davemloft.net, deller@gmx.de, dhowells@redhat.com, geert@linux-m68k.org, heiko.carstens@de.ibm.com, hpa@zytor.com, jcmvbkbc@gmail.com, jesper.nilsson@axis.com, mingo@redhat.com, monstr@monstr.eu, paulmck@linux.vnet.ibm.com, rdunlap@infradead.org, sam@ravnborg.org, schwidefsky@de.ibm.com, starvik@axis.com, takata@linux-m32r.org, tglx@linutronix.de, tony.luck@intel.com, daniel.thompson@linaro.org, broonie@linaro.org, linux@arm.linux.org.uk, Will Deacon Subject: [PATCH v3 14/17] tile: io: implement dummy relaxed accessor macros for writes Date: Wed, 24 Sep 2014 18:17:33 +0100 Message-Id: <1411579056-16966-15-git-send-email-will.deacon@arm.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1411579056-16966-1-git-send-email-will.deacon@arm.com> References: <1411579056-16966-1-git-send-email-will.deacon@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: list List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: will.deacon@arm.com X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.215.46 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , write{b,w,l,q}_relaxed are implemented by some architectures in order to permit memory-mapped I/O accesses with weaker barrier semantics than the non-relaxed variants. This patch adds dummy macros for the write accessors to tile, in the same vein as the dummy definitions for the relaxed read accessors. Acked-by: Chris Metcalf Signed-off-by: Will Deacon --- arch/tile/include/asm/io.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/tile/include/asm/io.h b/arch/tile/include/asm/io.h index 9fe434969fab..d372641054d9 100644 --- a/arch/tile/include/asm/io.h +++ b/arch/tile/include/asm/io.h @@ -241,6 +241,10 @@ static inline void writeq(u64 val, unsigned long addr) #define readw_relaxed readw #define readl_relaxed readl #define readq_relaxed readq +#define writeb_relaxed writeb +#define writew_relaxed writew +#define writel_relaxed writel +#define writeq_relaxed writeq #define ioread8 readb #define ioread16 readw