From patchwork Thu Nov 28 14:55:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rasmus Villemoes X-Patchwork-Id: 1202122 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 47P1J06gtLz9s3Z for ; Fri, 29 Nov 2019 02:09:04 +1100 (AEDT) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=rasmusvillemoes.dk Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=rasmusvillemoes.dk header.i=@rasmusvillemoes.dk header.b="LBLkpB93"; dkim-atps=neutral Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 47P1Hz756zzDq6Q for ; Fri, 29 Nov 2019 02:09:03 +1100 (AEDT) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=rasmusvillemoes.dk (client-ip=2a00:1450:4864:20::144; helo=mail-lf1-x144.google.com; envelope-from=linux@rasmusvillemoes.dk; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=rasmusvillemoes.dk Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=rasmusvillemoes.dk header.i=@rasmusvillemoes.dk header.b="LBLkpB93"; dkim-atps=neutral Received: from mail-lf1-x144.google.com (mail-lf1-x144.google.com [IPv6:2a00:1450:4864:20::144]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 47P12G05jTzDqn4 for ; Fri, 29 Nov 2019 01:57:09 +1100 (AEDT) Received: by mail-lf1-x144.google.com with SMTP id 203so20232598lfa.12 for ; Thu, 28 Nov 2019 06:57:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rasmusvillemoes.dk; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=xuBpN3zboz9lWIykWwJc5jpgUtQnVYVpKGpTSAHe1mY=; b=LBLkpB93pVGXgxOwmejvEDGNQ0wTX3sXVZAnOcyd8gmKFnbh6jMBjoDwjyb6YvDm4M XHCCmFN2eUGOVTINPAhI11+JlyAosCHBv2LK/vtsY+G2dWLFaEQSZ4Exo/mFOK5UMZLJ 2LQB98mHBLqEsF/KxdOGUYnhPx8t8XlV/3yeA= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=xuBpN3zboz9lWIykWwJc5jpgUtQnVYVpKGpTSAHe1mY=; b=Bfj2Bt+5BioQmwz27qa9fU77UQRL4hox8Zd8ik8ZxqoU1hQzF1b3CSmBHOrZB25yGC mcxMbr+l6WsXlNlvq6vQkLwJCDmI1s5oGALKLkTV65KLKxfuLlGTe8Uro65XpMLgDOV9 gsP3f7fO9YuK8lak7OCm0yLeuUIEztbOJp8fuLAnab5/t3HlUi7G7wCUty4DFKC51hMC mf+k0jo6ju5NtKLn+gGXAxgN9Yl6y9XONJ7X84HywnyPLbonWTfzRIYw4yqTffogaGLF YE8G82ox+wUAJplT+d7q/2OqIEVCV/2lFnFBCM8fr/k3ZGKZz4pMyjsXhZO7J0GhF5c8 P1Ow== X-Gm-Message-State: APjAAAWoM8rAa2LO7yiZ/Jcl4LbeV9jkEZ/VaMcEn/OSoHxTwijyfHYB 6cKZQ6Y2Q7G0JkuMIEhvnREnxg== X-Google-Smtp-Source: APXvYqwT0EuyApqITA3lCeK5EuUs0sPJJq6so9cNaQVKnIZ5SJX2OXNZKYrUelwYNc4RA25bHCTp7w== X-Received: by 2002:a19:e20b:: with SMTP id z11mr32438202lfg.171.1574953026680; Thu, 28 Nov 2019 06:57:06 -0800 (PST) Received: from prevas-ravi.prevas.se ([81.216.59.226]) by smtp.gmail.com with ESMTPSA id u2sm2456803lfl.18.2019.11.28.06.57.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Nov 2019 06:57:06 -0800 (PST) From: Rasmus Villemoes To: Qiang Zhao , Li Yang , Christophe Leroy Subject: [PATCH v6 02/49] soc: fsl: qe: drop volatile qualifier of struct qe_ic::regs Date: Thu, 28 Nov 2019 15:55:07 +0100 Message-Id: <20191128145554.1297-3-linux@rasmusvillemoes.dk> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191128145554.1297-1-linux@rasmusvillemoes.dk> References: <20191128145554.1297-1-linux@rasmusvillemoes.dk> MIME-Version: 1.0 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Timur Tabi , Rasmus Villemoes , linux-kernel@vger.kernel.org, Scott Wood , linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" The actual io accessors (e.g. in_be32) implicitly add a volatile qualifier to their address argument. Remove volatile from the struct definition and the qe_ic_(read/write) helpers, in preparation for switching from the ppc-specific io accessors to generic ones. Reviewed-by: Timur Tabi Signed-off-by: Rasmus Villemoes --- drivers/soc/fsl/qe/qe_ic.c | 4 ++-- drivers/soc/fsl/qe/qe_ic.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/soc/fsl/qe/qe_ic.c b/drivers/soc/fsl/qe/qe_ic.c index 9bac546998d3..791adcd121d1 100644 --- a/drivers/soc/fsl/qe/qe_ic.c +++ b/drivers/soc/fsl/qe/qe_ic.c @@ -171,12 +171,12 @@ static struct qe_ic_info qe_ic_info[] = { }, }; -static inline u32 qe_ic_read(volatile __be32 __iomem * base, unsigned int reg) +static inline u32 qe_ic_read(__be32 __iomem *base, unsigned int reg) { return in_be32(base + (reg >> 2)); } -static inline void qe_ic_write(volatile __be32 __iomem * base, unsigned int reg, +static inline void qe_ic_write(__be32 __iomem *base, unsigned int reg, u32 value) { out_be32(base + (reg >> 2), value); diff --git a/drivers/soc/fsl/qe/qe_ic.h b/drivers/soc/fsl/qe/qe_ic.h index 08c695672a03..9420378d9b6b 100644 --- a/drivers/soc/fsl/qe/qe_ic.h +++ b/drivers/soc/fsl/qe/qe_ic.h @@ -72,7 +72,7 @@ struct qe_ic { /* Control registers offset */ - volatile u32 __iomem *regs; + u32 __iomem *regs; /* The remapper for this QEIC */ struct irq_domain *irqhost;