From nobody Thu Sep 19 00:53:53 2024 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1719264574; cv=none; d=zohomail.com; s=zohoarc; b=BkEa56Bs7QXbH2N5nzanjERCPphUqf7Vb6NK/mtigq8eSgPRG+rRthWWQ0/NcDE2KK77XsoZz1k5jRMYOHeGapU8trM8SMxm9vw8i2jKY5WdY++YdR3Xdny0K5732zq/LntugkvBBwxLYeNQk5DnjJJA4fThDfaPz0/NT2SIv8M= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1719264574; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=qhlyd6y5+YSs0sKhK6KEY/7OsA0K4HEEz9ZJHKULl/8=; b=HvUGkeOe7DgUD5Ss7FRYNhn0kpr1wmo3vwAUZYUdqNQICG2xABJhXfoR26v92JHs/Uqdkz74CIxnZvG5s3dRnpYBkcEU8xXBP2ozkvuoMkuRq95WmQB6c21q2AUiXIlPglDMv4eB4eYGS6xH+/G/UKgMKk4/O3nyveYCb00HDYw= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1719264574304220.66423325913172; Mon, 24 Jun 2024 14:29:34 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sLrCI-0003eb-0P; Mon, 24 Jun 2024 17:25:58 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sLrCG-0003cs-DA for qemu-devel@nongnu.org; Mon, 24 Jun 2024 17:25:56 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sLrCE-0006gP-Ri for qemu-devel@nongnu.org; Mon, 24 Jun 2024 17:25:56 -0400 Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-607-slrqpkqVPeCRdOyu33PZbQ-1; Mon, 24 Jun 2024 17:25:49 -0400 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id EFEFA195608C; Mon, 24 Jun 2024 21:25:48 +0000 (UTC) Received: from corto.redhat.com (unknown [10.39.192.49]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 4FE5D1956051; Mon, 24 Jun 2024 21:25:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1719264354; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=qhlyd6y5+YSs0sKhK6KEY/7OsA0K4HEEz9ZJHKULl/8=; b=D0dcXlySfwcv3WKDZ4P+6R1bXxvGjohxfX6+FsHwvnNplqWztPDarJaDRBT3wmP78rrKjp 35HEJhsW9ISAmPpAi8HoVdDLWdYYSbY2rWjwUhoqpQ4cDl4ESp+rvwTVc1dGLCEbmbHtOp R4SA+KP7c4rAh0AH7CaoKPagwwak6bA= X-MC-Unique: slrqpkqVPeCRdOyu33PZbQ-1 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-devel@nongnu.org Cc: Alex Williamson , Eric Auger , Zhenzhong Duan , "Michael S . Tsirkin" Subject: [PULL 18/42] HostIOMMUDevice: Store the VFIO/VDPA agent Date: Mon, 24 Jun 2024 23:24:32 +0200 Message-ID: <20240624212456.350919-19-clg@redhat.com> In-Reply-To: <20240624212456.350919-1-clg@redhat.com> References: <20240624212456.350919-1-clg@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 10 X-Spam_score: 1.0 X-Spam_bar: + X-Spam_report: (1.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.207, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1719264575397100007 Content-Type: text/plain; charset="utf-8" From: Eric Auger Store the agent device (VFIO or VDPA) in the host IOMMU device. This will allow easy access to some of its resources. Signed-off-by: Eric Auger Reviewed-by: Zhenzhong Duan Reviewed-by: Michael S. Tsirkin --- include/sysemu/host_iommu_device.h | 1 + hw/vfio/container.c | 1 + hw/vfio/iommufd.c | 2 ++ 3 files changed, 4 insertions(+) diff --git a/include/sysemu/host_iommu_device.h b/include/sysemu/host_iommu= _device.h index a57873958b03e1fcd6c0c8991a2010dde02c566c..3e5f058e7ba80491eae04dc73c6= 957f7269150cf 100644 --- a/include/sysemu/host_iommu_device.h +++ b/include/sysemu/host_iommu_device.h @@ -34,6 +34,7 @@ struct HostIOMMUDevice { Object parent_obj; =20 char *name; + void *agent; /* pointer to agent device, ie. VFIO or VDPA device */ HostIOMMUDeviceCaps caps; }; =20 diff --git a/hw/vfio/container.c b/hw/vfio/container.c index 26e6f7fb4f748162d881cb22c970428f319df3c3..b728b978a26d49b5a2895fd4d1a= dd8f0a57787ad 100644 --- a/hw/vfio/container.c +++ b/hw/vfio/container.c @@ -1145,6 +1145,7 @@ static bool hiod_legacy_vfio_realize(HostIOMMUDevice = *hiod, void *opaque, =20 hiod->name =3D g_strdup(vdev->name); hiod->caps.aw_bits =3D vfio_device_get_aw_bits(vdev); + hiod->agent =3D opaque; =20 return true; } diff --git a/hw/vfio/iommufd.c b/hw/vfio/iommufd.c index 409ed3dcc91cde508ac74fa693798b87e82eb9dd..dbdae1adbb66f9c8547659320ce= 4436825efe1a1 100644 --- a/hw/vfio/iommufd.c +++ b/hw/vfio/iommufd.c @@ -631,6 +631,8 @@ static bool hiod_iommufd_vfio_realize(HostIOMMUDevice *= hiod, void *opaque, struct iommu_hw_info_vtd vtd; } data; =20 + hiod->agent =3D opaque; + if (!iommufd_backend_get_device_info(vdev->iommufd, vdev->devid, &type, &data, sizeof(data), errp)= ) { return false; --=20 2.45.2