Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp2657198pxj; Mon, 10 May 2021 07:56:56 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzTsXwz7dkDLwIH9g/yPL4Ye6cCHLueaJ0l/dqwnGYNOOierA54qCNEcGeDQrCw4hMXsAsh X-Received: by 2002:a05:6402:2714:: with SMTP id y20mr29708332edd.348.1620658615900; Mon, 10 May 2021 07:56:55 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1620658615; cv=none; d=google.com; s=arc-20160816; b=zdYmot1HR8ol6q1ImGZTN7RtfmCvJCkoDuhYtG1sGIxO0PNEN0m3I42dnxOdmncWAX UdX6Da+42sCCHFFV6hl5nmNgU0Ef4kVB9VKsXCyZ/pj57FzhyOFmsPKm8UA/Nz6X5sKE WsPfcpqIBN5PcI/nh5RMIophZAs9EZWiQGGmOZ/IKHkCxUbc+nDbTxKG3rc6UIpHREgq aHxW9mIOo2nq1V3zYWd9/xn+YAZMZSIuKRhP2SSE/i3QzHMWRALbj+xISSGQrJZGq4hw lvMe+85JmyGFs2A5srdKi5vJOs+zFJ+f/IQ/bIyl9Fb3GzyuJXN+vSUkaHFw+xgBW7sT rC+w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:content-transfer-encoding :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=mp/51zQTwU0ypyrfGm7d48XnTdWhVBfdFjEkqW1sSTI=; b=C6k8l4m6cHo44lvoAUYd9vbxjqSlGTrtTUWccK08fqyncUFmYTQzDpoAXMsjJQRO6+ ZtbFJ1aqMCr6yicWTbrnlKVqiX8rkQreb8KlRmpJv+erACjSc1RSde9teD+3uUQOGmyf cJNrQvyFpFKrK15B5H6G9bYxy4b4SOWGbCFAN4cxcJapH0P6ZbIqyUllEZJoSNp5ZiMQ x9xFYF9CiZ/QF6oNR33BpfCBc92g/e5pZJKYf/FvDhnw5bUXsLc8Kupy+DyYyBJ95xBx 9dbf2c0xzhdvq0RNtObi8SmQirj7kSs9PgLlfMVTQ7JD8WYEpshWHsKdasEBgauapv23 P5Lw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ibm.com header.s=pp1 header.b=oq69rh0Y; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id do11si11439760ejc.354.2021.05.10.07.56.31; Mon, 10 May 2021 07:56:55 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@ibm.com header.s=pp1 header.b=oq69rh0Y; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240251AbhEJOzY (ORCPT + 99 others); Mon, 10 May 2021 10:55:24 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:7712 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S240278AbhEJOx4 (ORCPT ); Mon, 10 May 2021 10:53:56 -0400 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 14AEoIdq184371; Mon, 10 May 2021 10:52:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : content-transfer-encoding : mime-version; s=pp1; bh=mp/51zQTwU0ypyrfGm7d48XnTdWhVBfdFjEkqW1sSTI=; b=oq69rh0YK6QO9Vj4ywqahWisbHFpUHdMJAoafl724vqZbwP/rLnDOW0KQizIskhiAgAA 9osKksohAh+yD0sKHP4dquUDqzUq4xc32O17ZcbM3IyEP2Hyekr4W0A9CBKPVAFZ8WqP OJX0eBv/jKtaSjh/zPtcxELur0+xnYCd3KfYr+n6216jb/dt54a788enZxvbP+qEX3Tb 1s0Uje/NJzFTufnc1uGENJcqKpW2QwN08bYLnu5bh14lAEpBJz09gD09T3aYfS7BumPq +2ieEynkW8nmQ6dCi4CX0cTn5mRjHwu5GMebgczRROXBHj7Hp11B35Flb5oS3m7s8tzs zA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com with ESMTP id 38f6xt01ak-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 10 May 2021 10:52:39 -0400 Received: from m0098416.ppops.net (m0098416.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 14AEpp51190897; Mon, 10 May 2021 10:52:39 -0400 Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0b-001b2d01.pphosted.com with ESMTP id 38f6xt01a8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 10 May 2021 10:52:39 -0400 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.16.0.43/8.16.0.43) with SMTP id 14AEmBHM025927; Mon, 10 May 2021 14:52:37 GMT Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by ppma06ams.nl.ibm.com with ESMTP id 38dhwh91vr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 10 May 2021 14:52:37 +0000 Received: from d06av21.portsmouth.uk.ibm.com (d06av21.portsmouth.uk.ibm.com [9.149.105.232]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 14AEqZIE37814710 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 10 May 2021 14:52:35 GMT Received: from d06av21.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 18BFB52050; Mon, 10 May 2021 14:52:35 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by d06av21.portsmouth.uk.ibm.com (Postfix) with ESMTP id AA76452051; Mon, 10 May 2021 14:52:34 +0000 (GMT) From: Niklas Schnelle To: Arnd Bergmann , Vineet Gupta , "David S. Miller" Cc: Nathan Chancellor , Nick Desaulniers , clang-built-linux@googlegroups.com, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, linux-snps-arc@lists.infradead.org, sparclinux@vger.kernel.org Subject: [PATCH v6 1/3] sparc: explicitly set PCI_IOBASE to 0 Date: Mon, 10 May 2021 16:52:32 +0200 Message-Id: <20210510145234.594814-2-schnelle@linux.ibm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210510145234.594814-1-schnelle@linux.ibm.com> References: <20210510145234.594814-1-schnelle@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: gY60jVdT9BfNYmq5tr-k84tUJE5i3gZe X-Proofpoint-GUID: khRcgKtN16v846p8gRFfwt4YMf7XtDTg Content-Transfer-Encoding: 8bit X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391,18.0.761 definitions=2021-05-10_07:2021-05-10,2021-05-10 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 mlxscore=0 suspectscore=0 adultscore=0 bulkscore=0 lowpriorityscore=0 priorityscore=1501 impostorscore=0 mlxlogscore=999 clxscore=1015 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104190000 definitions=main-2105100105 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Instead of relying on the fallback in asm-generic/io.h which sets PCI_IOBASE 0 if it is not defined set it explicitly. Link: https://lore.kernel.org/lkml/CAK8P3a3PK9zyeP4ymELtc2ZYnymECoACiigw9Za+pvSJpCk5=g@mail.gmail.com/ Signed-off-by: Niklas Schnelle --- arch/sparc/include/asm/io.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/sparc/include/asm/io.h b/arch/sparc/include/asm/io.h index 2eefa526b38f..c019e50702c1 100644 --- a/arch/sparc/include/asm/io.h +++ b/arch/sparc/include/asm/io.h @@ -1,6 +1,14 @@ /* SPDX-License-Identifier: GPL-2.0 */ #ifndef ___ASM_SPARC_IO_H #define ___ASM_SPARC_IO_H + +/* + * On LEON PCI addresses below 64k are converted to IO accesses. + * io_remap_xxx() returns a kernel virtual address in the PCI window so + * inb() doesn't need to add an offset. + */ +#define PCI_IOBASE ((void __iomem *)0) + #if defined(__sparc__) && defined(__arch64__) #include #else -- 2.25.1