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 mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1E253CA5FFF for ; Wed, 7 Oct 2026 07:33:34 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id E47A542E3A; Wed, 7 Oct 2026 09:33:08 +0200 (CEST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by mails.dpdk.org (Postfix) with ESMTP id 2D15B42E4D for ; Wed, 7 Oct 2026 09:33:07 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1791358386; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=dyILBINfRYdW6nOSeqLShGhpcpxvhRYaP8mfkkLRUXA=; b=HUieLuytIq+DF4jLDxfRQ9Cjr03A93xwqnfbjycVCgc8NgWgPgJPTlHR+H3d122TiEB4SN BrIkmDzQeosBSXtWo6CyeykgRMTzD46oP4XfhQZOja6MJGP1x0oaWUu/Ykl23Zz/iL7zWY eK9xq0aD0e2gXB1Az1wCPO/k+pKxU3c= 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-653-ws-AA1E7NkmneMZnSpzeIA-1; Wed, 07 Oct 2026 03:33:03 -0400 X-MC-Unique: ws-AA1E7NkmneMZnSpzeIA-1 X-Mimecast-MFC-AGG-ID: ws-AA1E7NkmneMZnSpzeIA_1791358382 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (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 9B31E1944A90; Wed, 7 Oct 2026 07:33:02 +0000 (UTC) Received: from dmarchan.redhat.corp (headnet03.pony-001.prod.iad2.dc.redhat.com [10.2.32.114]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id CC43D30000E6; Wed, 7 Oct 2026 07:33:01 +0000 (UTC) From: David Marchand To: dev@dpdk.org Cc: Anatoly Burakov Subject: [PATCH v19 13/26] vdpa/ifc: use container device assignment API Date: Wed, 7 Oct 2026 09:31:51 +0200 Message-ID: <20261007073206.567001-14-david.marchand@redhat.com> In-Reply-To: <20261007073206.567001-1-david.marchand@redhat.com> References: <20261007073206.567001-1-david.marchand@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: 5OsHt2w06J9gI8_xSaPBxvZ1OCqQvyZ4Ii8Eh2euo-k_1791358382 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit content-type: text/plain; charset="US-ASCII"; x-default=true X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Anatoly Burakov The IFC vDPA driver uses VFIO group bind/unbind functionality for container device assignment purposes. Use the new container device assignment API instead to provide clearer semantics. Since group API is no longer used after these changes, remove its implementation. Signed-off-by: Anatoly Burakov --- drivers/vdpa/ifc/ifcvf_vdpa.c | 34 +++------------------------------- 1 file changed, 3 insertions(+), 31 deletions(-) diff --git a/drivers/vdpa/ifc/ifcvf_vdpa.c b/drivers/vdpa/ifc/ifcvf_vdpa.c index 3aa37eec06..5ecaf9878d 100644 --- a/drivers/vdpa/ifc/ifcvf_vdpa.c +++ b/drivers/vdpa/ifc/ifcvf_vdpa.c @@ -59,7 +59,6 @@ struct ifcvf_internal { struct ifcvf_hw hw; int configured; int vfio_container_fd; - int vfio_group_fd; int vfio_dev_fd; rte_thread_t tid; /* thread for notify relay */ rte_thread_t intr_tid; /* thread for config space change interrupt relay */ @@ -175,28 +174,19 @@ ifcvf_vfio_setup(struct ifcvf_internal *internal) { struct rte_pci_device *dev = internal->pdev; char devname[RTE_DEV_NAME_MAX_LEN] = {0}; - int iommu_group_num; - int i, ret; + int i; internal->vfio_dev_fd = -1; - internal->vfio_group_fd = -1; internal->vfio_container_fd = -1; rte_pci_device_name(&dev->addr, devname, RTE_DEV_NAME_MAX_LEN); - ret = dev_vfio_get_group_num(rte_pci_get_sysfs_path(), devname, - &iommu_group_num); - if (ret <= 0) { - DRV_LOG(ERR, "%s failed to get IOMMU group", devname); - return -1; - } internal->vfio_container_fd = dev_vfio_container_create(); if (internal->vfio_container_fd < 0) return -1; - internal->vfio_group_fd = dev_vfio_container_group_bind( - internal->vfio_container_fd, iommu_group_num); - if (internal->vfio_group_fd < 0) + if (dev_vfio_container_assign_device(internal->vfio_container_fd, + rte_pci_get_sysfs_path(), devname) < 0) goto err; if (rte_pci_map_device(dev)) @@ -1214,22 +1204,6 @@ ifcvf_set_features(int vid) return 0; } -static int -ifcvf_get_vfio_group_fd(int vid) -{ - struct rte_vdpa_device *vdev; - struct internal_list *list; - - vdev = rte_vhost_get_vdpa_device(vid); - list = find_internal_resource_by_vdev(vdev); - if (list == NULL) { - DRV_LOG(ERR, "Invalid vDPA device: %p", vdev); - return -1; - } - - return list->internal->vfio_group_fd; -} - static int ifcvf_get_vfio_device_fd(int vid) { @@ -1475,7 +1449,6 @@ static struct rte_vdpa_dev_ops ifcvf_net_ops = { .set_vring_state = ifcvf_set_vring_state, .set_features = ifcvf_set_features, .migration_done = NULL, - .get_vfio_group_fd = ifcvf_get_vfio_group_fd, .get_vfio_device_fd = ifcvf_get_vfio_device_fd, .get_notify_area = ifcvf_get_notify_area, .get_dev_type = ifcvf_get_device_type, @@ -1606,7 +1579,6 @@ static struct rte_vdpa_dev_ops ifcvf_blk_ops = { .dev_close = ifcvf_dev_close, .set_vring_state = ifcvf_set_vring_state, .migration_done = NULL, - .get_vfio_group_fd = ifcvf_get_vfio_group_fd, .get_vfio_device_fd = ifcvf_get_vfio_device_fd, .get_notify_area = ifcvf_get_notify_area, .get_config = ifcvf_blk_get_config, -- 2.54.0