From patchwork Thu Oct 13 06:52:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 13005728 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 48855C4332F for ; Thu, 13 Oct 2022 08:02:35 +0000 (UTC) Received: from localhost ([::1]:46398 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oitAn-0006to-Vi for qemu-devel@archiver.kernel.org; Thu, 13 Oct 2022 04:02:34 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49012) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ois6G-0005Wx-Uj for qemu-devel@nongnu.org; Thu, 13 Oct 2022 02:53:51 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:27655) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ois6F-0006ul-Bt for qemu-devel@nongnu.org; Thu, 13 Oct 2022 02:53:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1665644026; 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=3TFNT0UF/29ZYG3Iovs5QCCFjKpnZTnvzRsmSk8wX3g=; b=Xh9l6+/3ja3WEbRXoFgAT/XdVQqa4Ex+5P2WiHjt+1SyMJH5dnTBHiiqStXemchClw7Fhx Md9pN44KHSufvfSHGSsVJu0FomVJJYA3YbfJ9mRvA0mPn5SJzsVH5HPwdfG4nv3QvLA7j6 wtUMVOLkmDh5kgnKKqkFkhMeWp+PANA= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-441-M8LjOHYTN5OS83EFEKuNRQ-1; Thu, 13 Oct 2022 02:53:42 -0400 X-MC-Unique: M8LjOHYTN5OS83EFEKuNRQ-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 3CC1B86F131; Thu, 13 Oct 2022 06:53:42 +0000 (UTC) Received: from sirius.home.kraxel.org (unknown [10.39.195.183]) by smtp.corp.redhat.com (Postfix) with ESMTPS id CACD7414A809; Thu, 13 Oct 2022 06:53:41 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 8BD361800D54; Thu, 13 Oct 2022 08:52:25 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Cc: David Hildenbrand , Gerd Hoffmann , Kashyap Chamarthy , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Markus Armbruster , Eric Auger , Christian Schoenebeck , =?utf-8?q?Daniel_P=2E_Berra?= =?utf-8?q?ng=C3=A9?= , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= , Marcel Apfelbaum , "Michael S. Tsirkin" , Eric Blake Subject: [PULL 21/26] pci-ids: document modern virtio-pci ids in pci.h too Date: Thu, 13 Oct 2022 08:52:19 +0200 Message-Id: <20221013065224.1864145-22-kraxel@redhat.com> In-Reply-To: <20221013065224.1864145-1-kraxel@redhat.com> References: <20221013065224.1864145-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 Received-SPF: pass client-ip=170.10.129.124; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" While being at it add a #define for the magic 0x1040 number. Signed-off-by: Gerd Hoffmann Reviewed-by: Eric Auger Message-Id: <20221004112100.301935-6-kraxel@redhat.com> --- include/hw/pci/pci.h | 10 ++++++++++ hw/virtio/virtio-pci.c | 2 +- 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h index 42c83cb5ed00..d1ac308574f1 100644 --- a/include/hw/pci/pci.h +++ b/include/hw/pci/pci.h @@ -76,6 +76,7 @@ extern bool pci_available; #define PCI_SUBVENDOR_ID_REDHAT_QUMRANET 0x1af4 #define PCI_SUBDEVICE_ID_QEMU 0x1100 +/* legacy virtio-pci devices */ #define PCI_DEVICE_ID_VIRTIO_NET 0x1000 #define PCI_DEVICE_ID_VIRTIO_BLOCK 0x1001 #define PCI_DEVICE_ID_VIRTIO_BALLOON 0x1002 @@ -85,6 +86,15 @@ extern bool pci_available; #define PCI_DEVICE_ID_VIRTIO_9P 0x1009 #define PCI_DEVICE_ID_VIRTIO_VSOCK 0x1012 +/* + * modern virtio-pci devices get their id assigned automatically, + * there is no need to add #defines here. It gets calculated as + * + * PCI_DEVICE_ID = PCI_DEVICE_ID_VIRTIO_10_BASE + + * virtio_bus_get_vdev_id(bus) + */ +#define PCI_DEVICE_ID_VIRTIO_10_BASE 0x1040 + #define PCI_VENDOR_ID_REDHAT 0x1b36 #define PCI_DEVICE_ID_REDHAT_BRIDGE 0x0001 #define PCI_DEVICE_ID_REDHAT_SERIAL 0x0002 diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c index a50c5a57d7e5..e7d80242b73f 100644 --- a/hw/virtio/virtio-pci.c +++ b/hw/virtio/virtio-pci.c @@ -1688,7 +1688,7 @@ static void virtio_pci_device_plugged(DeviceState *d, Error **errp) pci_set_word(config + PCI_VENDOR_ID, PCI_VENDOR_ID_REDHAT_QUMRANET); pci_set_word(config + PCI_DEVICE_ID, - 0x1040 + virtio_bus_get_vdev_id(bus)); + PCI_DEVICE_ID_VIRTIO_10_BASE + virtio_bus_get_vdev_id(bus)); pci_config_set_revision(config, 1); } config[PCI_INTERRUPT_PIN] = 1;