From patchwork Sat Mar 19 07:20:09 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhijian Li (Fujitsu)\" via" X-Patchwork-Id: 12786112 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 B25AFC433EF for ; Sat, 19 Mar 2022 07:22:12 +0000 (UTC) Received: from localhost ([::1]:52932 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nVTPf-00057C-Bk for qemu-devel@archiver.kernel.org; Sat, 19 Mar 2022 03:22:11 -0400 Received: from eggs.gnu.org ([209.51.188.92]:45288) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nVTO7-0002Fx-P6 for qemu-devel@nongnu.org; Sat, 19 Mar 2022 03:20:35 -0400 Received: from szxga01-in.huawei.com ([45.249.212.187]:3930) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nVTO4-0005EJ-3Q for qemu-devel@nongnu.org; Sat, 19 Mar 2022 03:20:35 -0400 Received: from dggpeml500026.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4KLC0q39qCzfYnp; Sat, 19 Mar 2022 15:18:51 +0800 (CST) Received: from dggpeml100016.china.huawei.com (7.185.36.216) by dggpeml500026.china.huawei.com (7.185.36.106) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Sat, 19 Mar 2022 15:20:21 +0800 Received: from DESKTOP-27KDQMV.china.huawei.com (10.174.148.223) by dggpeml100016.china.huawei.com (7.185.36.216) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Sat, 19 Mar 2022 15:20:20 +0800 To: , , , CC: , , , , , Longpeng Subject: [PATCH v3 07/10] vdpa-dev: implement the get_config/set_config interface Date: Sat, 19 Mar 2022 15:20:09 +0800 Message-ID: <20220319072012.525-8-longpeng2@huawei.com> X-Mailer: git-send-email 2.25.0.windows.1 In-Reply-To: <20220319072012.525-1-longpeng2@huawei.com> References: <20220319072012.525-1-longpeng2@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.174.148.223] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpeml100016.china.huawei.com (7.185.36.216) X-CFilter-Loop: Reflected Received-SPF: pass client-ip=45.249.212.187; envelope-from=longpeng2@huawei.com; helo=szxga01-in.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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" Reply-to: "Longpeng(Mike)" X-Patchwork-Original-From: "Longpeng(Mike)" via From: "Zhijian Li (Fujitsu)\" via" From: Longpeng Implements the .get_config and .set_config interface. Signed-off-by: Longpeng --- hw/virtio/vdpa-dev.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/hw/virtio/vdpa-dev.c b/hw/virtio/vdpa-dev.c index 1713818bc3..f28d3ed5f9 100644 --- a/hw/virtio/vdpa-dev.c +++ b/hw/virtio/vdpa-dev.c @@ -189,13 +189,23 @@ static void vhost_vdpa_device_unrealize(DeviceState *dev) static void vhost_vdpa_device_get_config(VirtIODevice *vdev, uint8_t *config) { - return; + VhostVdpaDevice *s = VHOST_VDPA_DEVICE(vdev); + + memcpy(config, s->config, s->config_size); } static void vhost_vdpa_device_set_config(VirtIODevice *vdev, const uint8_t *config) { - return; + VhostVdpaDevice *s = VHOST_VDPA_DEVICE(vdev); + int ret; + + ret = vhost_dev_set_config(&s->dev, s->config, 0, s->config_size, + VHOST_SET_CONFIG_TYPE_MASTER); + if (ret) { + error_report("set device config space failed"); + return; + } } static uint64_t vhost_vdpa_device_get_features(VirtIODevice *vdev,