From patchwork Mon Jan 17 12:43:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Denis V. Lunev\" via" X-Patchwork-Id: 12715424 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 1E7E0C433F5 for ; Mon, 17 Jan 2022 13:24:59 +0000 (UTC) Received: from localhost ([::1]:37670 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n9S0I-0002AY-4k for qemu-devel@archiver.kernel.org; Mon, 17 Jan 2022 08:24:58 -0500 Received: from eggs.gnu.org ([209.51.188.92]:58816) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n9RMO-0005vC-0T for qemu-devel@nongnu.org; Mon, 17 Jan 2022 07:43:44 -0500 Received: from szxga01-in.huawei.com ([45.249.212.187]:3531) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n9RML-00023J-W2 for qemu-devel@nongnu.org; Mon, 17 Jan 2022 07:43:43 -0500 Received: from dggpeml500026.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4Jcs1S1BNwzZfCR; Mon, 17 Jan 2022 20:39:56 +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 15.1.2308.20; Mon, 17 Jan 2022 20:43:39 +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 15.1.2308.20; Mon, 17 Jan 2022 20:43:38 +0800 To: , , CC: , , , , , Longpeng Subject: [PATCH v2 07/10] vdpa-dev: implement the get_config/set_config interface Date: Mon, 17 Jan 2022 20:43:28 +0800 Message-ID: <20220117124331.1642-8-longpeng2@huawei.com> X-Mailer: git-send-email 2.25.0.windows.1 In-Reply-To: <20220117124331.1642-1-longpeng2@huawei.com> References: <20220117124331.1642-1-longpeng2@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.174.148.223] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) 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_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, 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" Reply-to: "Longpeng(Mike)" X-Patchwork-Original-From: "Longpeng(Mike)" via From: "Denis V. Lunev\" 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 e5691d02bb..cef0a58012 100644 --- a/hw/virtio/vdpa-dev.c +++ b/hw/virtio/vdpa-dev.c @@ -162,13 +162,23 @@ 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,