From patchwork Fri Mar 16 15:21:06 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jens Freimann X-Patchwork-Id: 36158 X-Patchwork-Delegate: maxime.coquelin@redhat.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 5A40D7CDA; Fri, 16 Mar 2018 16:21:35 +0100 (CET) Received: from mx1.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by dpdk.org (Postfix) with ESMTP id 304DB6CA3 for ; Fri, 16 Mar 2018 16:21:33 +0100 (CET) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C7594EAE80; Fri, 16 Mar 2018 15:21:32 +0000 (UTC) Received: from localhost (dhcp-192-241.str.redhat.com [10.33.192.241]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 23DCE2026E0E; Fri, 16 Mar 2018 15:21:32 +0000 (UTC) From: Jens Freimann To: dev@dpdk.org Cc: tiwei.bie@intel.com, yliu@fridaylinux.org, maxime.coquelin@redhat.com, mst@redhat.com Date: Fri, 16 Mar 2018 16:21:06 +0100 Message-Id: <20180316152120.13199-4-jfreimann@redhat.com> In-Reply-To: <20180316152120.13199-1-jfreimann@redhat.com> References: <20180316152120.13199-1-jfreimann@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Fri, 16 Mar 2018 15:21:32 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Fri, 16 Mar 2018 15:21:32 +0000 (UTC) for IP:'10.11.54.4' DOMAIN:'int-mx04.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'jfreimann@redhat.com' RCPT:'' Subject: [dpdk-dev] [PATCH 03/17] net/virtio: add virtio 1.1 defines 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" Signed-off-by: Jens Freimann --- drivers/net/virtio/virtio_ring.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/virtio/virtio_ring.h b/drivers/net/virtio/virtio_ring.h index fc45e34..6eb0077 100644 --- a/drivers/net/virtio/virtio_ring.h +++ b/drivers/net/virtio/virtio_ring.h @@ -17,6 +17,12 @@ /* This means the buffer contains a list of buffer descriptors. */ #define VRING_DESC_F_INDIRECT 4 +#define VIRTQ_DESC_F_AVAIL 7 +#define VIRTQ_DESC_F_USED 15 +#define DESC_USED (1ULL << VIRTQ_DESC_F_USED) +#define DESC_AVAIL (1ULL << VIRTQ_DESC_F_AVAIL) + + /* The Host uses this in used->flags to advise the Guest: don't kick me * when you add a buffer. It's unreliable, so it's simply an * optimization. Guest will still kick if it's out of buffers. */