From mboxrd@z Thu Jan 1 00:00:00 1970
Return-Path: <dev-bounces@dpdk.org>
Received: from dpdk.org (dpdk.org [92.243.14.124])
by inbox.dpdk.org (Postfix) with ESMTP id 1C97DA2EFC
for <public@inbox.dpdk.org>; Tue, 17 Sep 2019 09:09:48 +0200 (CEST)
Received: from [92.243.14.124] (localhost [127.0.0.1])
by dpdk.org (Postfix) with ESMTP id 730631BFBF;
Tue, 17 Sep 2019 09:09:31 +0200 (CEST)
Received: from mga12.intel.com (mga12.intel.com [192.55.52.136])
by dpdk.org (Postfix) with ESMTP id 48D7F1BFBA
for <dev@dpdk.org>; Tue, 17 Sep 2019 09:09:29 +0200 (CEST)
X-Amp-Result: SKIPPED(no attachment in message)
X-Amp-File-Uploaded: False
Received: from orsmga008.jf.intel.com ([10.7.209.65])
by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;
17 Sep 2019 00:09:28 -0700
X-ExtLoop1: 1
X-IronPort-AV: E=Sophos;i="5.64,515,1559545200"; d="scan'208";a="180682393"
Received: from storage36.sh.intel.com ([10.67.110.166])
by orsmga008.jf.intel.com with ESMTP; 17 Sep 2019 00:09:27 -0700
From: JinYu <jin.yu@intel.com>
To: dev@dpdk.org
Cc: changpeng.liu@intel.com, maxime.coquelin@redhat.com, tiwei.bie@intel.com,
zhihong.wang@intel.com, JinYu <jin.yu@intel.com>,
Lin Li <lilin24@baidu.com>, Xun Ni <nixun@baidu.com>,
Yu Zhang <zhangyu31@baidu.com>
Date: Tue, 17 Sep 2019 22:52:26 +0800
Message-Id: <20190917145234.16951-4-jin.yu@intel.com>
X-Mailer: git-send-email 2.17.2
In-Reply-To: <20190917145234.16951-1-jin.yu@intel.com>
References: <20190829141224.49700>
<20190917145234.16951-1-jin.yu@intel.com>
Subject: [dpdk-dev] [PATCH v7 03/11] vhost: add the inflight structure
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <https://mails.dpdk.org/options/dev>,
<mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://mails.dpdk.org/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <https://mails.dpdk.org/listinfo/dev>,
<mailto:dev-request@dpdk.org?subject=subscribe>
Errors-To: dev-bounces@dpdk.org
Sender: "dev" <dev-bounces@dpdk.org>
This patch adds the inflight queue region structure include
the split and packed.
Signed-off-by: Lin Li <lilin24@baidu.com>
Signed-off-by: Xun Ni <nixun@baidu.com>
Signed-off-by: Yu Zhang <zhangyu31@baidu.com>
Signed-off-by: Jin Yu <jin.yu@intel.com>
---
lib/librte_vhost/rte_vhost.h | 43 ++++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
diff --git a/lib/librte_vhost/rte_vhost.h b/lib/librte_vhost/rte_vhost.h
index 7257f0965..644b3e0d7 100644
--- a/lib/librte_vhost/rte_vhost.h
+++ b/lib/librte_vhost/rte_vhost.h
@@ -102,6 +102,49 @@ struct rte_vhost_memory {
struct rte_vhost_mem_region regions[];
};
+struct rte_vhost_inflight_desc_split {
+ uint8_t inflight;
+ uint8_t padding[5];
+ uint16_t next;
+ uint64_t counter;
+};
+
+struct rte_vhost_inflight_info_split {
+ uint64_t features;
+ uint16_t version;
+ uint16_t desc_num;
+ uint16_t last_inflight_io;
+ uint16_t used_idx;
+ struct rte_vhost_inflight_desc_split desc[0];
+};
+
+struct rte_vhost_inflight_desc_packed {
+ uint8_t inflight;
+ uint8_t padding;
+ uint16_t next;
+ uint16_t last;
+ uint16_t num;
+ uint64_t counter;
+ uint16_t id;
+ uint16_t flags;
+ uint32_t len;
+ uint64_t addr;
+ };
+
+struct rte_vhost_inflight_info_packed {
+ uint64_t features;
+ uint16_t version;
+ uint16_t desc_num;
+ uint16_t free_head;
+ uint16_t old_free_head;
+ uint16_t used_idx;
+ uint16_t old_used_idx;
+ uint8_t used_wrap_counter;
+ uint8_t old_used_wrap_counter;
+ uint8_t padding[7];
+ struct rte_vhost_inflight_desc_packed desc[0];
+};
+
struct rte_vhost_vring {
union {
struct vring_desc *desc;
--
2.17.2