From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4BCA2ECDE44 for ; Fri, 2 Nov 2018 04:46:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1C1022081F for ; Fri, 2 Nov 2018 04:46:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1C1022081F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=zte.com.cn Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727712AbeKBNvs (ORCPT ); Fri, 2 Nov 2018 09:51:48 -0400 Received: from out1.zte.com.cn ([202.103.147.172]:36762 "EHLO mxct.zte.com.cn" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727648AbeKBNvr (ORCPT ); Fri, 2 Nov 2018 09:51:47 -0400 Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id 676D92D7D10B405E27D6; Fri, 2 Nov 2018 12:45:54 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id wA24jlHi095619; Fri, 2 Nov 2018 12:45:47 +0800 (GMT-8) (envelope-from peng.hao2@zte.com.cn) Received: from localhost.localdomain.localdomain ([10.74.120.59]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2018110212462419-8146625 ; Fri, 2 Nov 2018 12:46:24 +0800 From: Peng Hao To: robh+dt@kernel.org, mark.rutland@arm.com, arnd@arndb.de, gregkh@linuxfoundation.org, andy@infradead.org, dvhart@infradead.org Cc: linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, hutao@cn.fujitsu.com, linux-doc@vger.kernel.org, Peng Hao Subject: [PATCH V6 2/8] misc/pvpanic: simplify the code using acpi_dev_resource_io Date: Fri, 2 Nov 2018 20:56:11 +0800 Message-Id: <1541163378-54047-2-git-send-email-peng.hao2@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1541163378-54047-1-git-send-email-peng.hao2@zte.com.cn> References: <1541163378-54047-1-git-send-email-peng.hao2@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2018-11-02 12:46:24, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2018-11-02 12:45:31, Serialize complete at 2018-11-02 12:45:31 X-MAIL: mse01.zte.com.cn wA24jlHi095619 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use acpi_dev_resource_io API. Suggested-by: Andy Shevchenko Reviewed-by: Andy Shevchenko Acked-by: Mark Rutland Signed-off-by: Peng Hao --- drivers/misc/pvpanic.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/misc/pvpanic.c b/drivers/misc/pvpanic.c index fd86dab..49c59e1 100644 --- a/drivers/misc/pvpanic.c +++ b/drivers/misc/pvpanic.c @@ -77,17 +77,14 @@ static acpi_status pvpanic_walk_resources(struct acpi_resource *res, void *context) { - switch (res->type) { - case ACPI_RESOURCE_TYPE_END_TAG: - return AE_OK; + struct resource r; - case ACPI_RESOURCE_TYPE_IO: - port = res->data.io.minimum; + if (acpi_dev_resource_io(res, &r)) { + port = r.start; return AE_OK; - - default: - return AE_ERROR; } + + return AE_ERROR; } static int pvpanic_add(struct acpi_device *device) -- 1.8.3.1