1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2016 Cavium, Inc
3  */
4 
5 #ifndef __THUNDERX_NICVF_BSVF_H__
6 #define __THUNDERX_NICVF_BSVF_H__
7 
8 #include <sys/queue.h>
9 
10 struct nicvf;
11 
12 /**
13  * The base queue structure to hold secondary qsets.
14  */
15 struct svf_entry {
16 	STAILQ_ENTRY(svf_entry) next; /**< Next element's pointer */
17 	struct nicvf *vf;              /**< Holder of a secondary qset */
18 };
19 
20 /**
21  * Enqueue new entry to secondary qsets.
22  *
23  * @param entry
24  *   Entry to be enqueued.
25  */
26 void
27 nicvf_bsvf_push(struct svf_entry *entry);
28 
29 /**
30  * Dequeue an entry from secondary qsets.
31  *
32  * @return
33  *   Dequeued entry.
34  */
35 struct svf_entry *
36 nicvf_bsvf_pop(void);
37 
38 /**
39  * Check if the queue of secondary qsets is empty.
40  *
41  * @return
42  *   0 on non-empty
43  *   otherwise empty
44  */
45 int
46 nicvf_bsvf_empty(void);
47 
48 #endif /* __THUNDERX_NICVF_BSVF_H__  */
49