From patchwork Mon Jan 14 11:23:48 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 10762245 X-Patchwork-Delegate: deller@gmx.de 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 B43776C2 for ; Mon, 14 Jan 2019 11:24:43 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A6C48286A9 for ; Mon, 14 Jan 2019 11:24:43 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9B50828821; Mon, 14 Jan 2019 11:24:43 +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=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham 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 4677E286A9 for ; Mon, 14 Jan 2019 11:24:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726731AbfANLYG (ORCPT ); Mon, 14 Jan 2019 06:24:06 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:38582 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726650AbfANLYF (ORCPT ); Mon, 14 Jan 2019 06:24:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=rwYRd+z2rpdVxb5xbqYdl+l6tXhoDRduewfCcAC9o5A=; b=BKOUwrxOuyQuG+rcZovQMzzIoB C0lGPMZZWbvOoJDAyXlihJdPayGvqfldy/5HL3qg4rG+NvgQ9BWjlzBnKIALWF9yHdRiacrp3EPuc 1LY07MC3kxeQCxai2JkN9Dcq9V8dq3W1C30gnL/p9EuUZ/sI56ZGNqQRXfns9EepeyG7Zxl3SKvvg DkDuJIDJSAfnsmr5mAChGKeAB9V5s+Hmn3dwiXyipYyuIQspfSSYMHquWYDhmgdheThbchgFPrkDA m9eR3HLJ9urFuuIJ3/pDiv4Gr5KMmfpWk418JL8O7XXrJStN6AbJzoF8efEetRjuAX0s4YcmJimfn fqM658nw==; Received: from 089144213167.atnat0022.highway.a1.net ([89.144.213.167] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1gj0Lc-0006ow-Fm; Mon, 14 Jan 2019 11:24:04 +0000 From: Christoph Hellwig To: "James E.J. Bottomley" , Helge Deller Cc: linux-parisc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/8] parisc: turn GET_IOC into an inline function Date: Mon, 14 Jan 2019 12:23:48 +0100 Message-Id: <20190114112353.30616-4-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190114112353.30616-1-hch@lst.de> References: <20190114112353.30616-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-parisc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-parisc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This makes the function both more readable and more typesafe. Signed-off-by: Christoph Hellwig --- drivers/parisc/iommu.h | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/parisc/iommu.h b/drivers/parisc/iommu.h index c72c4fe51a3a..94d5eae98bf6 100644 --- a/drivers/parisc/iommu.h +++ b/drivers/parisc/iommu.h @@ -24,10 +24,14 @@ static inline void *parisc_walk_tree(struct device *dev) return dev->platform_data; } -#define GET_IOC(dev) ({ \ - void *__pdata = parisc_walk_tree(dev); \ - __pdata ? HBA_DATA(__pdata)->iommu : NULL; \ -}) +static inline struct ioc *GET_IOC(struct device *dev) +{ + struct pci_hba_data *pdata = parisc_walk_tree(dev); + + if (!pdata) + return NULL; + return pdata->iommu; +} #ifdef CONFIG_IOMMU_CCIO void *ccio_get_iommu(const struct parisc_device *dev);