1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2020 Arm Limited
3  */
4 
5 #include "test_ring.h"
6 #include "test_ring_stress_impl.h"
7 #include <rte_ring_elem.h>
8 
9 static inline uint32_t
_st_ring_dequeue_bulk(struct rte_ring * r,void ** obj,uint32_t n,uint32_t * avail)10 _st_ring_dequeue_bulk(struct rte_ring *r, void **obj, uint32_t n,
11 	uint32_t *avail)
12 {
13 	uint32_t m;
14 	struct rte_ring_zc_data zcd;
15 
16 	static rte_spinlock_t lck = RTE_SPINLOCK_INITIALIZER;
17 
18 	rte_spinlock_lock(&lck);
19 
20 	m = rte_ring_dequeue_zc_bulk_start(r, n, &zcd, avail);
21 	if (m != 0) {
22 		/* Copy the data from the ring */
23 		test_ring_copy_from(&zcd, obj, -1, m);
24 		rte_ring_dequeue_zc_finish(r, m);
25 	}
26 
27 	rte_spinlock_unlock(&lck);
28 	return m;
29 }
30 
31 static inline uint32_t
_st_ring_enqueue_bulk(struct rte_ring * r,void * const * obj,uint32_t n,uint32_t * free)32 _st_ring_enqueue_bulk(struct rte_ring *r, void * const *obj, uint32_t n,
33 	uint32_t *free)
34 {
35 	uint32_t m;
36 	struct rte_ring_zc_data zcd;
37 
38 	static rte_spinlock_t lck = RTE_SPINLOCK_INITIALIZER;
39 
40 	rte_spinlock_lock(&lck);
41 
42 	m = rte_ring_enqueue_zc_bulk_start(r, n, &zcd, free);
43 	if (m != 0) {
44 		/* Copy the data from the ring */
45 		test_ring_copy_to(&zcd, obj, -1, m);
46 		rte_ring_enqueue_zc_finish(r, m);
47 	}
48 
49 	rte_spinlock_unlock(&lck);
50 	return m;
51 }
52 
53 static int
_st_ring_init(struct rte_ring * r,const char * name,uint32_t num)54 _st_ring_init(struct rte_ring *r, const char *name, uint32_t num)
55 {
56 	return rte_ring_init(r, name, num, RING_F_SP_ENQ | RING_F_SC_DEQ);
57 }
58 
59 const struct test test_ring_st_peek_stress_zc = {
60 	.name = "ST_PEEK_ZC",
61 	.nb_case = RTE_DIM(tests),
62 	.cases = tests,
63 };
64