X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=lib%2Flibrte_vhost%2Frte_vhost_async.h;h=c73bd7c99044d64766e9574d665039c2d160d4ca;hb=8fc9eaaac7181bdfc024230a63a89d550c625dd0;hp=c8ad8dbc7ee47bdc9d94a3d8aa6eb66f2d0800da;hpb=cd6760da1076d43c3ef9624c4efca0921b5cb58d;p=dpdk.git

diff --git a/lib/librte_vhost/rte_vhost_async.h b/lib/librte_vhost/rte_vhost_async.h
index c8ad8dbc7e..c73bd7c990 100644
--- a/lib/librte_vhost/rte_vhost_async.h
+++ b/lib/librte_vhost/rte_vhost_async.h
@@ -59,9 +59,9 @@ struct rte_vhost_async_channel_ops {
 	 * @param count
 	 *  number of elements in the "descs" array
 	 * @return
-	 *  -1 on failure, number of descs processed on success
+	 *  number of descs processed
 	 */
-	int (*transfer_data)(int vid, uint16_t queue_id,
+	uint32_t (*transfer_data)(int vid, uint16_t queue_id,
 		struct rte_vhost_async_desc *descs,
 		struct rte_vhost_async_status *opaque_data,
 		uint16_t count);
@@ -70,19 +70,32 @@ struct rte_vhost_async_channel_ops {
 	 * @param vid
 	 *  id of vhost device to check copy completion
 	 * @param queue_id
-	 *  queue id to check copyp completion
+	 *  queue id to check copy completion
 	 * @param opaque_data
 	 *  buffer to receive the opaque data pair from DMA engine
 	 * @param max_packets
 	 *  max number of packets could be completed
 	 * @return
-	 *  -1 on failure, number of iov segments completed on success
+	 *  number of async descs completed
 	 */
-	int (*check_completed_copies)(int vid, uint16_t queue_id,
+	uint32_t (*check_completed_copies)(int vid, uint16_t queue_id,
 		struct rte_vhost_async_status *opaque_data,
 		uint16_t max_packets);
 };
 
+/**
+ * inflight async packet information
+ */
+struct async_inflight_info {
+	union {
+		uint32_t info;
+		struct {
+			uint16_t descs; /* num of descs inflight */
+			uint16_t segs; /* iov segs inflight */
+		};
+	};
+};
+
 /**
  *  dma channel feature bit definition
  */