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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,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 98809C04EBB for ; Thu, 22 Nov 2018 17:11:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6B4C6206B2 for ; Thu, 22 Nov 2018 17:11:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6B4C6206B2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com 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 S2406302AbeKWDvn (ORCPT ); Thu, 22 Nov 2018 22:51:43 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:57350 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406265AbeKWDvm (ORCPT ); Thu, 22 Nov 2018 22:51:42 -0500 Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id wAMH9GiH020694 for ; Thu, 22 Nov 2018 12:11:25 -0500 Received: from e06smtp02.uk.ibm.com (e06smtp02.uk.ibm.com [195.75.94.98]) by mx0a-001b2d01.pphosted.com with ESMTP id 2nwwu0fg8r-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 22 Nov 2018 12:11:25 -0500 Received: from localhost by e06smtp02.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 22 Nov 2018 17:11:20 -0000 Received: from d06av24.portsmouth.uk.ibm.com (d06av24.portsmouth.uk.ibm.com [9.149.105.60]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id wAMHBJBE61538384 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 22 Nov 2018 17:11:19 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E4A0F42047; Thu, 22 Nov 2018 17:11:18 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 751624203F; Thu, 22 Nov 2018 17:11:18 +0000 (GMT) Received: from morel-ThinkPad-W530.boeblingen.de.ibm.com (unknown [9.152.224.168]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 22 Nov 2018 17:11:18 +0000 (GMT) From: Pierre Morel To: borntraeger@de.ibm.com Cc: alex.williamson@redhat.com, cohuck@redhat.com, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, kvm@vger.kernel.org, frankja@linux.ibm.com, akrowiak@linux.ibm.com, pasic@linux.ibm.com, david@redhat.com, schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com, freude@linux.ibm.com, mimu@linux.ibm.com Subject: [PATCH v2 2/3] vfio: ap: ioctl definitions for AP Queue Interrupt Control Date: Thu, 22 Nov 2018 18:11:14 +0100 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1542906675-7949-1-git-send-email-pmorel@linux.ibm.com> References: <1542906675-7949-1-git-send-email-pmorel@linux.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 18112217-0008-0000-0000-0000029701E6 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18112217-0009-0000-0000-000022013789 Message-Id: <1542906675-7949-3-git-send-email-pmorel@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-11-22_11:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=864 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1811220153 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We define two VFIO ioctl command to setup and clear the AP Queues interrupt. Arguments passed by the guest are: - the apqn, AP queue number - the Notification by address - the identifier of the previously associated adapter Signed-off-by: Pierre Morel --- include/uapi/linux/vfio.h | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h index 8131028..9a1b350 100644 --- a/include/uapi/linux/vfio.h +++ b/include/uapi/linux/vfio.h @@ -866,6 +866,31 @@ struct vfio_iommu_spapr_tce_remove { }; #define VFIO_IOMMU_SPAPR_TCE_REMOVE _IO(VFIO_TYPE, VFIO_BASE + 20) +/** + * VFIO_AP_SET_IRQ - _IOWR(VFIO_TYPE, VFIO_BASE + 21, struct vfio_ap_aqic) + * + * Setup IRQ for an AP Queue + * @cmd contains the AP queue number (apqn) + * @status receives the resulting status of the command + * @nib is the Notification Indicator byte address + * @adapter_id allows to retrieve the associated adapter + */ +struct vfio_ap_aqic { + __u32 argsz; + __u32 flags; + /* out */ + __u32 status; + /* in */ + __u32 adapter_id; + __u64 nib; + __u16 apqn; + __u8 isc; + __u8 reserved[5]; +}; +#define VFIO_AP_SET_IRQ _IO(VFIO_TYPE, VFIO_BASE + 21) +#define VFIO_AP_CLEAR_IRQ _IO(VFIO_TYPE, VFIO_BASE + 22) + /* ***************************************************************** */ + #endif /* _UAPIVFIO_H */ -- 2.7.4