From patchwork Wed Feb 19 18:54:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Williamson X-Patchwork-Id: 11392301 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 734DC159A for ; Wed, 19 Feb 2020 18:54:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 49D7E206DB for ; Wed, 19 Feb 2020 18:54:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="gmoCyfFS" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726751AbgBSSyM (ORCPT ); Wed, 19 Feb 2020 13:54:12 -0500 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:43016 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726788AbgBSSyL (ORCPT ); Wed, 19 Feb 2020 13:54:11 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1582138450; 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=JvxF3s2C8+BX1cZ8mMuQEhyQrnMXU9w82UDzhSCaiB8=; b=gmoCyfFSbM6lw8gbSPJOcoJYCDBAjNGeq9etoyBTHrnfvEsOEj/Hj8yV4x29tqTCUE9y9f rK6SeeajSw5AaLPdLCnT51oCTDIRVpEVduN3iazStoA5aGhgxCuN6ZSh53Qf09/LTt45BN mS2tfUVBtyoN2PZ8evB/Vz5jhPyxHkI= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-200-Qz605BC0PPqDmW3OXCPl2Q-1; Wed, 19 Feb 2020 13:54:08 -0500 X-MC-Unique: Qz605BC0PPqDmW3OXCPl2Q-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 5E61B800D50; Wed, 19 Feb 2020 18:54:07 +0000 (UTC) Received: from gimli.home (ovpn-116-28.phx2.redhat.com [10.3.116.28]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3D7AE10001AE; Wed, 19 Feb 2020 18:54:04 +0000 (UTC) Subject: [PATCH v2 2/7] vfio/pci: Implement match ops From: Alex Williamson To: kvm@vger.kernel.org Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, dev@dpdk.org, mtosatti@redhat.com, thomas@monjalon.net, bluca@debian.org, jerinjacobk@gmail.com, bruce.richardson@intel.com, cohuck@redhat.com Date: Wed, 19 Feb 2020 11:54:03 -0700 Message-ID: <158213844382.17090.14303032019487051956.stgit@gimli.home> In-Reply-To: <158213716959.17090.8399427017403507114.stgit@gimli.home> References: <158213716959.17090.8399427017403507114.stgit@gimli.home> User-Agent: StGit/0.19-dirty MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org This currently serves the same purpose as the default implementation but will be expanded for additional functionality. Reviewed-by: Cornelia Huck Signed-off-by: Alex Williamson --- drivers/vfio/pci/vfio_pci.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c index 379a02c36e37..2ec6c31d0ab0 100644 --- a/drivers/vfio/pci/vfio_pci.c +++ b/drivers/vfio/pci/vfio_pci.c @@ -1278,6 +1278,13 @@ static void vfio_pci_request(void *device_data, unsigned int count) mutex_unlock(&vdev->igate); } +static int vfio_pci_match(void *device_data, char *buf) +{ + struct vfio_pci_device *vdev = device_data; + + return !strcmp(pci_name(vdev->pdev), buf); +} + static const struct vfio_device_ops vfio_pci_ops = { .name = "vfio-pci", .open = vfio_pci_open, @@ -1287,6 +1294,7 @@ static const struct vfio_device_ops vfio_pci_ops = { .write = vfio_pci_write, .mmap = vfio_pci_mmap, .request = vfio_pci_request, + .match = vfio_pci_match, }; static int vfio_pci_reflck_attach(struct vfio_pci_device *vdev);