From patchwork Wed Jun 29 06:56:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xuan Zhuo X-Patchwork-Id: 12899528 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 C9348CCA47C for ; Wed, 29 Jun 2022 06:59:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232754AbiF2G7j (ORCPT ); Wed, 29 Jun 2022 02:59:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40404 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232749AbiF2G7E (ORCPT ); Wed, 29 Jun 2022 02:59:04 -0400 Received: from out30-56.freemail.mail.aliyun.com (out30-56.freemail.mail.aliyun.com [115.124.30.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A9334C1; Tue, 28 Jun 2022 23:58:01 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R151e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045168;MF=xuanzhuo@linux.alibaba.com;NM=1;PH=DS;RN=37;SR=0;TI=SMTPD_---0VHmluoc_1656485874; Received: from localhost(mailfrom:xuanzhuo@linux.alibaba.com fp:SMTPD_---0VHmluoc_1656485874) by smtp.aliyun-inc.com; Wed, 29 Jun 2022 14:57:56 +0800 From: Xuan Zhuo To: virtualization@lists.linux-foundation.org Cc: Richard Weinberger , Anton Ivanov , Johannes Berg , "Michael S. Tsirkin" , Jason Wang , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Hans de Goede , Mark Gross , Vadim Pasternak , Bjorn Andersson , Mathieu Poirier , Cornelia Huck , Halil Pasic , Eric Farman , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Xuan Zhuo , Vincent Whitchurch , linux-um@lists.infradead.org, netdev@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-s390@vger.kernel.org, kvm@vger.kernel.org, bpf@vger.kernel.org, kangjie.xu@linux.alibaba.com Subject: [PATCH v11 27/40] virtio_pci: struct virtio_pci_common_cfg add queue_reset Date: Wed, 29 Jun 2022 14:56:43 +0800 Message-Id: <20220629065656.54420-28-xuanzhuo@linux.alibaba.com> X-Mailer: git-send-email 2.31.0 In-Reply-To: <20220629065656.54420-1-xuanzhuo@linux.alibaba.com> References: <20220629065656.54420-1-xuanzhuo@linux.alibaba.com> MIME-Version: 1.0 X-Git-Hash: 3fdaf102dd89 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Add queue_reset in virtio_pci_common_cfg. https://github.com/oasis-tcs/virtio-spec/issues/124 https://github.com/oasis-tcs/virtio-spec/issues/139 Signed-off-by: Xuan Zhuo --- include/linux/virtio_pci_modern.h | 2 +- include/uapi/linux/virtio_pci.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/include/linux/virtio_pci_modern.h b/include/linux/virtio_pci_modern.h index 9f31dde46f57..beebc7a4a31d 100644 --- a/include/linux/virtio_pci_modern.h +++ b/include/linux/virtio_pci_modern.h @@ -30,7 +30,7 @@ struct virtio_pci_common_cfg { __le32 queue_used_lo; /* read-write */ __le32 queue_used_hi; /* read-write */ __le16 queue_notify_data; /* read-write */ - __le16 padding; + __le16 queue_reset; /* read-write */ }; struct virtio_pci_modern_device { diff --git a/include/uapi/linux/virtio_pci.h b/include/uapi/linux/virtio_pci.h index 748b3eb62d2f..4f0a8d86cb11 100644 --- a/include/uapi/linux/virtio_pci.h +++ b/include/uapi/linux/virtio_pci.h @@ -177,6 +177,7 @@ struct virtio_pci_cfg_cap { #define VIRTIO_PCI_COMMON_Q_USEDLO 48 #define VIRTIO_PCI_COMMON_Q_USEDHI 52 #define VIRTIO_PCI_COMMON_Q_NDATA 56 +#define VIRTIO_PCI_COMMON_Q_RESET 58 #endif /* VIRTIO_PCI_NO_MODERN */