From patchwork Thu Jan 12 07:25:03 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dong Jia Shi X-Patchwork-Id: 9512241 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 10D3D601E7 for ; Thu, 12 Jan 2017 07:25:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0339E28626 for ; Thu, 12 Jan 2017 07:25:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EC22D28632; Thu, 12 Jan 2017 07:25:33 +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=-6.9 required=2.0 tests=BAYES_00,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 8EAA628626 for ; Thu, 12 Jan 2017 07:25:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750881AbdALHZc (ORCPT ); Thu, 12 Jan 2017 02:25:32 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:45685 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750856AbdALHZa (ORCPT ); Thu, 12 Jan 2017 02:25:30 -0500 Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id v0C7O1MZ064589 for ; Thu, 12 Jan 2017 02:25:29 -0500 Received: from e31.co.us.ibm.com (e31.co.us.ibm.com [32.97.110.149]) by mx0a-001b2d01.pphosted.com with ESMTP id 27x57s0ak8-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 12 Jan 2017 02:25:29 -0500 Received: from localhost by e31.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Thu, 12 Jan 2017 00:25:26 -0700 Received: from b03cxnp08026.gho.boulder.ibm.com (b03cxnp08026.gho.boulder.ibm.com [9.17.130.18]) by d03dlp01.boulder.ibm.com (Postfix) with ESMTP id CEC271FF001E; Thu, 12 Jan 2017 00:25:04 -0700 (MST) Received: from b03ledav003.gho.boulder.ibm.com (b03ledav003.gho.boulder.ibm.com [9.17.130.234]) by b03cxnp08026.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v0C7PPmx10617340; Thu, 12 Jan 2017 00:25:25 -0700 Received: from b03ledav003.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1278B6A03D; Thu, 12 Jan 2017 00:25:25 -0700 (MST) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by b03ledav003.gho.boulder.ibm.com (Postfix) with ESMTP id 0DF196A041; Thu, 12 Jan 2017 00:25:22 -0700 (MST) From: Dong Jia Shi To: kvm@vger.kernel.org, linux-s390@vger.kernel.org, qemu-devel@nongnu.org Cc: bjsdjshi@linux.vnet.ibm.com, renxiaof@linux.vnet.ibm.com, cornelia.huck@de.ibm.com, borntraeger@de.ibm.com, agraf@suse.com, alex.williamson@redhat.com, pmorel@linux.vnet.ibm.com, pasic@linux.vnet.ibm.com, wkywang@linux.vnet.ibm.com Subject: [PATCH RFC v2 02/12] vfio: linux-headers update for vfio-ccw Date: Thu, 12 Jan 2017 08:25:03 +0100 X-Mailer: git-send-email 2.8.4 In-Reply-To: <20170112072513.98411-1-bjsdjshi@linux.vnet.ibm.com> References: <20170112072513.98411-1-bjsdjshi@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17011207-8235-0000-0000-00000A58878C X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00006418; HX=3.00000240; KW=3.00000007; PH=3.00000004; SC=3.00000199; SDB=6.00806506; UDB=6.00392483; IPR=6.00583837; BA=6.00005049; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00013900; XFM=3.00000011; UTC=2017-01-12 07:25:28 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17011207-8236-0000-0000-00003853D1DA Message-Id: <20170112072513.98411-3-bjsdjshi@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-01-12_04:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1612050000 definitions=main-1701120099 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Xiao Feng Ren This is a placeholder for a linux-headers update. Signed-off-by: Xiao Feng Ren --- include/standard-headers/asm-s390/vfio_ccw.h | 28 ++++++++++++++++++++++++++++ linux-headers/linux/vfio.h | 17 +++++++++++++++++ 2 files changed, 45 insertions(+) create mode 100644 include/standard-headers/asm-s390/vfio_ccw.h diff --git a/include/standard-headers/asm-s390/vfio_ccw.h b/include/standard-headers/asm-s390/vfio_ccw.h new file mode 100644 index 0000000..cddc09b --- /dev/null +++ b/include/standard-headers/asm-s390/vfio_ccw.h @@ -0,0 +1,28 @@ +/* + * Interfaces for vfio-ccw + * + * Copyright IBM Corp. 2017 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (version 2 only) + * as published by the Free Software Foundation. + * + * Author(s): Dong Jia Shi + */ + +#ifndef _VFIO_CCW_H_ +#define _VFIO_CCW_H_ + +#include "standard-headers/linux/types.h" + +struct ccw_io_region { +#define ORB_AREA_SIZE 12 + uint8_t orb_area[ORB_AREA_SIZE]; +#define SCSW_AREA_SIZE 12 + uint8_t scsw_area[SCSW_AREA_SIZE]; +#define IRB_AREA_SIZE 96 + uint8_t irb_area[IRB_AREA_SIZE]; + uint32_t ret_code; +} QEMU_PACKED; + +#endif diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h index 759b850..b09d247 100644 --- a/linux-headers/linux/vfio.h +++ b/linux-headers/linux/vfio.h @@ -198,6 +198,7 @@ struct vfio_device_info { #define VFIO_DEVICE_FLAGS_PCI (1 << 1) /* vfio-pci device */ #define VFIO_DEVICE_FLAGS_PLATFORM (1 << 2) /* vfio-platform device */ #define VFIO_DEVICE_FLAGS_AMBA (1 << 3) /* vfio-amba device */ +#define VFIO_DEVICE_FLAGS_CCW (1 << 4) /* vfio-ccw device */ __u32 num_regions; /* Max region index + 1 */ __u32 num_irqs; /* Max IRQ index + 1 */ }; @@ -436,6 +437,22 @@ enum { VFIO_PCI_NUM_IRQS }; +/* + * The VFIO-CCW bus driver makes use of the following fixed region and + * IRQ index mapping. Unimplemented regions return a size of zero. + * Unimplemented IRQ types return a count of zero. + */ + +enum { + VFIO_CCW_CONFIG_REGION_INDEX, + VFIO_CCW_NUM_REGIONS +}; + +enum { + VFIO_CCW_IO_IRQ_INDEX, + VFIO_CCW_NUM_IRQS +}; + /** * VFIO_DEVICE_GET_PCI_HOT_RESET_INFO - _IORW(VFIO_TYPE, VFIO_BASE + 12, * struct vfio_pci_hot_reset_info)