From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 3E3AAA04C0; Fri, 25 Sep 2020 14:32:42 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 637081E97D; Fri, 25 Sep 2020 14:31:52 +0200 (CEST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [63.128.21.124]) by dpdk.org (Postfix) with ESMTP id 817CB1E976 for ; Fri, 25 Sep 2020 14:31:51 +0200 (CEST) Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1601037110; 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=oBlCL84kPS+4wRwE/vpU53MkLN38AOguLXyiD5rF/fk=; b=OjqoqztJxlwjBsnQ38rO44SljkAKTmA7AZPpCSSYOptK4q8hhatkqj2ojZ9Rp0B6P9hArH 5vi0fNHusjX/il+WvtLuL8FnhOVoI/Vf+6WsAB5bahA1IDEzjZpFAgdPOpK6iXmRUNZwUJ /+24nfhQqgbyaBEL+sXb78bh8+GEJ6k= 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-336-71u7tfSIP5eVcBwA8OK-KQ-1; Fri, 25 Sep 2020 08:31:48 -0400 X-MC-Unique: 71u7tfSIP5eVcBwA8OK-KQ-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id BE5091882FB3; Fri, 25 Sep 2020 12:31:47 +0000 (UTC) Received: from localhost.localdomain (unknown [10.36.110.9]) by smtp.corp.redhat.com (Postfix) with ESMTP id CE20B78830; Fri, 25 Sep 2020 12:31:41 +0000 (UTC) From: Maxime Coquelin To: dev@dpdk.org, chenbo.xia@intel.com, patrick.fu@intel.com, amorenoz@redhat.com Cc: Maxime Coquelin Date: Fri, 25 Sep 2020 14:31:11 +0200 Message-Id: <20200925123113.68916-7-maxime.coquelin@redhat.com> In-Reply-To: <20200925123113.68916-1-maxime.coquelin@redhat.com> References: <20200925123113.68916-1-maxime.coquelin@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=maxime.coquelin@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" Subject: [dpdk-dev] [PATCH v2 6/8] net/virtio: adapt Virtio-user status size X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Set proper payload size for set/get status message. The payload size varies according to backend types. Signed-off-by: Maxime Coquelin Signed-off-by: Patrick Fu --- .../net/virtio/virtio_user/virtio_user_dev.c | 34 +++++++++++++------ 1 file changed, 23 insertions(+), 11 deletions(-) diff --git a/drivers/net/virtio/virtio_user/virtio_user_dev.c b/drivers/net/virtio/virtio_user/virtio_user_dev.c index 0128a5fefb..5988bc92fe 100644 --- a/drivers/net/virtio/virtio_user/virtio_user_dev.c +++ b/drivers/net/virtio/virtio_user/virtio_user_dev.c @@ -784,11 +784,15 @@ virtio_user_send_status_update(struct virtio_user_dev *dev, uint8_t status) int ret; uint64_t arg = status; - /* Vhost-user only for now */ - if (dev->backend_type != VIRTIO_USER_BACKEND_VHOST_USER) + if (dev->backend_type == VIRTIO_USER_BACKEND_VHOST_USER) + ret = dev->ops->send_request(dev, + VHOST_USER_SET_STATUS, &arg); + else if (dev->backend_type == VIRTIO_USER_BACKEND_VHOST_VDPA) + ret = dev->ops->send_request(dev, + VHOST_USER_SET_STATUS, &status); + else return 0; - ret = dev->ops->send_request(dev, VHOST_USER_SET_STATUS, &arg); if (ret) { PMD_INIT_LOG(ERR, "VHOST_USER_SET_STATUS failed (%d): %s", ret, strerror(errno)); @@ -802,24 +806,32 @@ int virtio_user_update_status(struct virtio_user_dev *dev) { uint64_t ret; + uint8_t status; int err; - /* Vhost-user only for now */ - if (dev->backend_type != VIRTIO_USER_BACKEND_VHOST_USER) + if (dev->backend_type == VIRTIO_USER_BACKEND_VHOST_USER) { + err = dev->ops->send_request(dev, VHOST_USER_GET_STATUS, &ret); + if (!err && ret > UINT8_MAX) { + PMD_INIT_LOG(ERR, "Invalid VHOST_USER_GET_STATUS " + "response 0x%" PRIx64 "\n", ret); + return -1; + } + + status = ret; + } else if (dev->backend_type == VIRTIO_USER_BACKEND_VHOST_VDPA) { + err = dev->ops->send_request(dev, VHOST_USER_GET_STATUS, + &status); + } else { return 0; + } - err = dev->ops->send_request(dev, VHOST_USER_GET_STATUS, &ret); if (err) { PMD_INIT_LOG(ERR, "VHOST_USER_GET_STATUS failed (%d): %s", err, strerror(errno)); return -1; } - if (ret > UINT8_MAX) { - PMD_INIT_LOG(ERR, "Invalid VHOST_USER_GET_STATUS response 0x%" PRIx64 "\n", ret); - return -1; - } - dev->status = ret; + dev->status = status; PMD_INIT_LOG(DEBUG, "Updated Device Status(0x%08x):\n" "\t-RESET: %u\n" "\t-ACKNOWLEDGE: %u\n" -- 2.26.2