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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4A1AEC43217 for ; Mon, 27 Dec 2021 17:02:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229958AbhL0RCi (ORCPT ); Mon, 27 Dec 2021 12:02:38 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:64976 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229563AbhL0RCg (ORCPT ); Mon, 27 Dec 2021 12:02:36 -0500 Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 1BRDkCmV013610; Mon, 27 Dec 2021 17:02:09 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : subject : from : to : cc : date : in-reply-to : references : content-type : content-transfer-encoding : mime-version; s=pp1; bh=gnFH4a78JuCPO99u0gbsqygVxKsV0Rfm/xKnd2A7AAM=; b=WU2nN411vgkD8yrhODS180VCF0tdlnHAmV5kjuO26KMUS2WcUemvCshhid9xOfSJyV4L cyye6Y8w7LDHlip73buwzfFJZqE6DM/PYd5bZ9K+KLzAaWTiF+wHbFD+hLfYLbRG9TRA 1PP6jtNRJ/zr9EIExFC7v6IpAzS/BhQ/gUx2RCUXA+yoOsz2RLNLR/esfIB5CodtsKsC hnSTthyrfhJqd6SJSxItBwMVEuLo4T/buD7frGmy+wc9kJAxleyuUx34hr3VuqSeXiCA emj2Hwt6lIXYgtb1rLLI3RgENjuwDO3X1iLMpyEdmfSK9cE54zEcK/23bYgnL5upV6dw tA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3d7cd8nqth-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 27 Dec 2021 17:02:09 +0000 Received: from m0098396.ppops.net (m0098396.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 1BRH22B6022486; Mon, 27 Dec 2021 17:02:08 GMT Received: from ppma05fra.de.ibm.com (6c.4a.5195.ip4.static.sl-reverse.com [149.81.74.108]) by mx0a-001b2d01.pphosted.com with ESMTP id 3d7cd8nqsm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 27 Dec 2021 17:02:08 +0000 Received: from pps.filterd (ppma05fra.de.ibm.com [127.0.0.1]) by ppma05fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 1BRGx5Sb008338; Mon, 27 Dec 2021 17:02:06 GMT Received: from b06cxnps4074.portsmouth.uk.ibm.com (d06relay11.portsmouth.uk.ibm.com [9.149.109.196]) by ppma05fra.de.ibm.com with ESMTP id 3d5tx92vj5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 27 Dec 2021 17:02:05 +0000 Received: from d06av25.portsmouth.uk.ibm.com (d06av25.portsmouth.uk.ibm.com [9.149.105.61]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 1BRH23gk42336736 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 27 Dec 2021 17:02:03 GMT Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7DA1A11C052; Mon, 27 Dec 2021 17:02:03 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 54D4611C04C; Mon, 27 Dec 2021 17:02:02 +0000 (GMT) Received: from sig-9-145-11-194.uk.ibm.com (unknown [9.145.11.194]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 27 Dec 2021 17:02:02 +0000 (GMT) Message-ID: Subject: Re: [RFC 03/32] ACPI: Kconfig: add HAS_IOPORT dependencies From: Niklas Schnelle To: "Rafael J. Wysocki" Cc: Arnd Bergmann , Bjorn Helgaas , John Garry , Nick Hu , Greentime Hu , Vincent Chen , Paul Walmsley , Palmer Dabbelt , Albert Ou , Guo Ren , Len Brown , Linux Kernel Mailing List , linux-arch , Linux PCI , linux-riscv@lists.infradead.org, linux-csky@vger.kernel.org, ACPI Devel Maling List Date: Mon, 27 Dec 2021 18:02:01 +0100 In-Reply-To: References: <20211227164317.4146918-1-schnelle@linux.ibm.com> <20211227164317.4146918-4-schnelle@linux.ibm.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5 (3.28.5-18.el8) X-TM-AS-GCONF: 00 X-Proofpoint-GUID: FJpMJrV3UNNOX-5p57exbTrV9Nk_Fiz7 X-Proofpoint-ORIG-GUID: g8rSFgsEfCHWMq45Bd3ScoCUunJ-yQoD Content-Transfer-Encoding: 7bit X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2021-12-27_09,2021-12-24_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 lowpriorityscore=0 spamscore=0 mlxlogscore=999 mlxscore=0 adultscore=0 suspectscore=0 priorityscore=1501 phishscore=0 clxscore=1015 malwarescore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2110150000 definitions=main-2112270083 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2021-12-27 at 17:47 +0100, Rafael J. Wysocki wrote: > On Mon, Dec 27, 2021 at 5:44 PM Niklas Schnelle wrote: > > In a future patch HAS_IOPORT=n will result in inb()/outb() and friends > > not being declared. As ACPI always uses I/O port access > > The ARM64 people may not agree with this. Maybe my wording is bad. This is my rewording of what Arnd had in his original mail: "The ACPI subsystem needs access to I/O ports, so that also gets a dependency."( https://lore.kernel.org/lkml/CAK8P3a0MNbx-iuzW_-=0ab6-TTZzwV-PT_6gAC1Gp5PgYyHcrA@mail.gmail.com/ ). > > > we depend on HAS_IOPORT unconditionally. > > > > Co-developed-by: Arnd Bergmann > > Signed-off-by: Arnd Bergmann > > Signed-off-by: Niklas Schnelle > > --- > > drivers/acpi/Kconfig | 1 + > > 1 file changed, 1 insertion(+) > > > > diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig > > index cdbdf68bd98f..b57f15817ede 100644 > > --- a/drivers/acpi/Kconfig > > +++ b/drivers/acpi/Kconfig > > @@ -9,6 +9,7 @@ config ARCH_SUPPORTS_ACPI > > menuconfig ACPI > > bool "ACPI (Advanced Configuration and Power Interface) Support" > > depends on ARCH_SUPPORTS_ACPI > > + depends on HAS_IOPORT > > select PNP > > select NLS > > default y if X86 > > -- > > 2.32.0 > >