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Mon, 14 Mar 2022 19:47:39 +0000 (GMT) From: Matthew Rosato To: linux-s390@vger.kernel.org Subject: [PATCH v4 16/32] vfio-pci/zdev: add function handle to clp base capability Date: Mon, 14 Mar 2022 15:44:35 -0400 Message-Id: <20220314194451.58266-17-mjrosato@linux.ibm.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20220314194451.58266-1-mjrosato@linux.ibm.com> References: <20220314194451.58266-1-mjrosato@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 6jbmhAzBg2zm78JKdgnxOhtkfSemGLkY X-Proofpoint-ORIG-GUID: _JmfYbvDKH7XHZ-gd0kDrfBNvKRtmePx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.850,Hydra:6.0.425,FMLib:17.11.64.514 definitions=2022-03-14_13,2022-03-14_02,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 priorityscore=1501 impostorscore=0 clxscore=1015 suspectscore=0 spamscore=0 mlxlogscore=876 mlxscore=0 phishscore=0 bulkscore=0 lowpriorityscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2203140116 Cc: kvm@vger.kernel.org, david@redhat.com, thuth@redhat.com, linux-kernel@vger.kernel.org, vneethv@linux.ibm.com, agordeev@linux.ibm.com, imbrenda@linux.ibm.com, will@kernel.org, frankja@linux.ibm.com, corbet@lwn.net, linux-doc@vger.kernel.org, pasic@linux.ibm.com, jgg@nvidia.com, gerald.schaefer@linux.ibm.com, borntraeger@linux.ibm.com, farman@linux.ibm.com, gor@linux.ibm.com, schnelle@linux.ibm.com, hca@linux.ibm.com, alex.williamson@redhat.com, freude@linux.ibm.com, pmorel@linux.ibm.com, cohuck@redhat.com, oberpar@linux.ibm.com, iommu@lists.linux-foundation.org, svens@linux.ibm.com, pbonzini@redhat.com X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" The function handle is a system-wide unique identifier for a zPCI device. It is used as input for various zPCI operations. Signed-off-by: Matthew Rosato --- drivers/vfio/pci/vfio_pci_zdev.c | 5 +++-- include/uapi/linux/vfio_zdev.h | 3 +++ 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/vfio/pci/vfio_pci_zdev.c b/drivers/vfio/pci/vfio_pci_zdev.c index ea4c0d2b0663..4a653ce480c7 100644 --- a/drivers/vfio/pci/vfio_pci_zdev.c +++ b/drivers/vfio/pci/vfio_pci_zdev.c @@ -23,14 +23,15 @@ static int zpci_base_cap(struct zpci_dev *zdev, struct vfio_info_cap *caps) { struct vfio_device_info_cap_zpci_base cap = { .header.id = VFIO_DEVICE_INFO_CAP_ZPCI_BASE, - .header.version = 1, + .header.version = 2, .start_dma = zdev->start_dma, .end_dma = zdev->end_dma, .pchid = zdev->pchid, .vfn = zdev->vfn, .fmb_length = zdev->fmb_length, .pft = zdev->pft, - .gid = zdev->pfgid + .gid = zdev->pfgid, + .fh = zdev->fh }; return vfio_info_add_capability(caps, &cap.header, sizeof(cap)); diff --git a/include/uapi/linux/vfio_zdev.h b/include/uapi/linux/vfio_zdev.h index b4309397b6b2..78c022af3d29 100644 --- a/include/uapi/linux/vfio_zdev.h +++ b/include/uapi/linux/vfio_zdev.h @@ -29,6 +29,9 @@ struct vfio_device_info_cap_zpci_base { __u16 fmb_length; /* Measurement Block Length (in bytes) */ __u8 pft; /* PCI Function Type */ __u8 gid; /* PCI function group ID */ + /* End of version 1 */ + __u32 fh; /* PCI function handle */ + /* End of version 2 */ }; /** -- 2.27.0 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu 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 9A22DC433FE for ; Mon, 14 Mar 2022 19:48:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244476AbiCNTth (ORCPT ); Mon, 14 Mar 2022 15:49:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51726 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244507AbiCNTt0 (ORCPT ); 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Mon, 14 Mar 2022 19:47:50 GMT Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 14C8D112065; Mon, 14 Mar 2022 19:47:50 +0000 (GMT) Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B280F11206D; Mon, 14 Mar 2022 19:47:39 +0000 (GMT) Received: from li-c92d2ccc-254b-11b2-a85c-a700b5bfb098.ibm.com.com (unknown [9.211.32.184]) by b01ledav004.gho.pok.ibm.com (Postfix) with ESMTP; Mon, 14 Mar 2022 19:47:39 +0000 (GMT) From: Matthew Rosato To: linux-s390@vger.kernel.org Cc: alex.williamson@redhat.com, cohuck@redhat.com, schnelle@linux.ibm.com, farman@linux.ibm.com, pmorel@linux.ibm.com, borntraeger@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, gerald.schaefer@linux.ibm.com, agordeev@linux.ibm.com, svens@linux.ibm.com, frankja@linux.ibm.com, david@redhat.com, imbrenda@linux.ibm.com, vneethv@linux.ibm.com, oberpar@linux.ibm.com, freude@linux.ibm.com, thuth@redhat.com, pasic@linux.ibm.com, joro@8bytes.org, will@kernel.org, pbonzini@redhat.com, corbet@lwn.net, jgg@nvidia.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, linux-doc@vger.kernel.org Subject: [PATCH v4 16/32] vfio-pci/zdev: add function handle to clp base capability Date: Mon, 14 Mar 2022 15:44:35 -0400 Message-Id: <20220314194451.58266-17-mjrosato@linux.ibm.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20220314194451.58266-1-mjrosato@linux.ibm.com> References: <20220314194451.58266-1-mjrosato@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 6jbmhAzBg2zm78JKdgnxOhtkfSemGLkY X-Proofpoint-ORIG-GUID: _JmfYbvDKH7XHZ-gd0kDrfBNvKRtmePx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.850,Hydra:6.0.425,FMLib:17.11.64.514 definitions=2022-03-14_13,2022-03-14_02,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 priorityscore=1501 impostorscore=0 clxscore=1015 suspectscore=0 spamscore=0 mlxlogscore=876 mlxscore=0 phishscore=0 bulkscore=0 lowpriorityscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2203140116 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The function handle is a system-wide unique identifier for a zPCI device. It is used as input for various zPCI operations. Signed-off-by: Matthew Rosato --- drivers/vfio/pci/vfio_pci_zdev.c | 5 +++-- include/uapi/linux/vfio_zdev.h | 3 +++ 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/vfio/pci/vfio_pci_zdev.c b/drivers/vfio/pci/vfio_pci_zdev.c index ea4c0d2b0663..4a653ce480c7 100644 --- a/drivers/vfio/pci/vfio_pci_zdev.c +++ b/drivers/vfio/pci/vfio_pci_zdev.c @@ -23,14 +23,15 @@ static int zpci_base_cap(struct zpci_dev *zdev, struct vfio_info_cap *caps) { struct vfio_device_info_cap_zpci_base cap = { .header.id = VFIO_DEVICE_INFO_CAP_ZPCI_BASE, - .header.version = 1, + .header.version = 2, .start_dma = zdev->start_dma, .end_dma = zdev->end_dma, .pchid = zdev->pchid, .vfn = zdev->vfn, .fmb_length = zdev->fmb_length, .pft = zdev->pft, - .gid = zdev->pfgid + .gid = zdev->pfgid, + .fh = zdev->fh }; return vfio_info_add_capability(caps, &cap.header, sizeof(cap)); diff --git a/include/uapi/linux/vfio_zdev.h b/include/uapi/linux/vfio_zdev.h index b4309397b6b2..78c022af3d29 100644 --- a/include/uapi/linux/vfio_zdev.h +++ b/include/uapi/linux/vfio_zdev.h @@ -29,6 +29,9 @@ struct vfio_device_info_cap_zpci_base { __u16 fmb_length; /* Measurement Block Length (in bytes) */ __u8 pft; /* PCI Function Type */ __u8 gid; /* PCI function group ID */ + /* End of version 1 */ + __u32 fh; /* PCI function handle */ + /* End of version 2 */ }; /** -- 2.27.0