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From: Jin Yu <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,
	Jin Yu <jin.yu@intel.com>, Lin Li <lilin24@baidu.com>,
	Xun Ni <nixun@baidu.com>, Yu Zhang <zhangyu31@baidu.com>
Subject: [dpdk-dev] [PATCH v8 03/10] vhost: add the inflight structure
Date: Fri, 27 Sep 2019 18:56:17 +0800	[thread overview]
Message-ID: <20190927105624.16313-4-jin.yu@intel.com> (raw)
In-Reply-To: <20190927105624.16313-1-jin.yu@intel.com>

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


  parent reply	other threads:[~2019-09-27  3:12 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20190920120102.29828>
2019-09-27 10:56 ` [dpdk-dev] [PATCH v8 00/10] vhost: support inflight share memory protocol feature Jin Yu
2019-09-27 10:56   ` [dpdk-dev] [PATCH v8 01/10] vhost: add the inflight description Jin Yu
2019-09-27 10:56   ` [dpdk-dev] [PATCH v8 02/10] vhost: add packed ring Jin Yu
2019-09-27 10:56   ` Jin Yu [this message]
2019-09-27 10:56   ` [dpdk-dev] [PATCH v8 04/10] vhost: add two new messages to support a shared buffer Jin Yu
2019-10-07 13:08     ` Adrian Moreno
2019-09-27 10:56   ` [dpdk-dev] [PATCH v8 05/10] vhost: checkout the resubmit inflight information Jin Yu
2019-09-27 10:56   ` [dpdk-dev] [PATCH v8 06/10] vhost: add the APIs to operate inflight ring Jin Yu
2019-09-27 10:56   ` [dpdk-dev] [PATCH v8 07/10] vhost: add APIs for user getting " Jin Yu
2019-09-27 10:56   ` [dpdk-dev] [PATCH v8 08/10] vhost: add vring functions packed ring support Jin Yu
2019-09-27 10:56   ` [dpdk-dev] [PATCH v8 09/10] vhost: add an API for judging vq format Jin Yu
2019-09-27 10:56   ` [dpdk-dev] [PATCH v8 10/10] vhost: add vhost-user-blk example which support inflight Jin Yu

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