xref: /dpdk/app/test-eventdev/evt_common.h (revision 97b914f4e715565d53d38ac6e04815b9be5e58a9)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2017 Cavium, Inc
3  */
4 
5 #ifndef _EVT_COMMON_
6 #define _EVT_COMMON_
7 
8 #include <rte_common.h>
9 #include <rte_debug.h>
10 #include <rte_event_crypto_adapter.h>
11 #include <rte_eventdev.h>
12 #include <rte_service.h>
13 
14 #define CLNRM  "\x1b[0m"
15 #define CLRED  "\x1b[31m"
16 #define CLGRN  "\x1b[32m"
17 #define CLYEL  "\x1b[33m"
18 
19 #define evt_err(fmt, args...) \
20 	fprintf(stderr, CLRED"error: %s() "fmt CLNRM "\n", __func__, ## args)
21 
22 #define evt_info(fmt, args...) \
23 	fprintf(stdout, CLYEL""fmt CLNRM "\n", ## args)
24 
25 #define EVT_STR_FMT 20
26 
27 #define evt_dump(str, fmt, val...) \
28 	printf("\t%-*s : "fmt"\n", EVT_STR_FMT, str, ## val)
29 
30 #define evt_dump_begin(str) printf("\t%-*s : {", EVT_STR_FMT, str)
31 
32 #define evt_dump_end printf("\b}\n")
33 
34 #define EVT_MAX_STAGES           64
35 #define EVT_MAX_PORTS            256
36 #define EVT_MAX_QUEUES           256
37 
38 enum evt_prod_type {
39 	EVT_PROD_TYPE_NONE,
40 	EVT_PROD_TYPE_SYNT,          /* Producer type Synthetic i.e. CPU. */
41 	EVT_PROD_TYPE_ETH_RX_ADPTR,  /* Producer type Eth Rx Adapter. */
42 	EVT_PROD_TYPE_EVENT_TIMER_ADPTR,  /* Producer type Timer Adapter. */
43 	EVT_PROD_TYPE_EVENT_CRYPTO_ADPTR,  /* Producer type Crypto Adapter. */
44 	EVT_PROD_TYPE_MAX,
45 };
46 
47 struct evt_options {
48 #define EVT_TEST_NAME_MAX_LEN     32
49 	char test_name[EVT_TEST_NAME_MAX_LEN];
50 	bool plcores[RTE_MAX_LCORE];
51 	bool wlcores[RTE_MAX_LCORE];
52 	int pool_sz;
53 	int socket_id;
54 	int nb_stages;
55 	int verbose_level;
56 	uint8_t dev_id;
57 	uint8_t timdev_cnt;
58 	uint8_t nb_timer_adptrs;
59 	uint8_t timdev_use_burst;
60 	uint8_t per_port_pool;
61 	uint8_t sched_type_list[EVT_MAX_STAGES];
62 	uint16_t mbuf_sz;
63 	uint16_t wkr_deq_dep;
64 	uint16_t vector_size;
65 	uint16_t eth_queues;
66 	uint32_t nb_flows;
67 	uint32_t tx_first;
68 	uint32_t max_pkt_sz;
69 	uint32_t prod_enq_burst_sz;
70 	uint32_t deq_tmo_nsec;
71 	uint32_t q_priority:1;
72 	uint32_t fwd_latency:1;
73 	uint32_t ena_vector : 1;
74 	uint64_t nb_pkts;
75 	uint64_t nb_timers;
76 	uint64_t expiry_nsec;
77 	uint64_t max_tmo_nsec;
78 	uint64_t vector_tmo_nsec;
79 	uint64_t timer_tick_nsec;
80 	uint64_t optm_timer_tick_nsec;
81 	enum evt_prod_type prod_type;
82 	enum rte_event_crypto_adapter_mode crypto_adptr_mode;
83 };
84 
85 static inline bool
86 evt_has_distributed_sched(uint8_t dev_id)
87 {
88 	struct rte_event_dev_info dev_info;
89 
90 	rte_event_dev_info_get(dev_id, &dev_info);
91 	return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED) ?
92 			true : false;
93 }
94 
95 static inline bool
96 evt_has_burst_mode(uint8_t dev_id)
97 {
98 	struct rte_event_dev_info dev_info;
99 
100 	rte_event_dev_info_get(dev_id, &dev_info);
101 	return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_BURST_MODE) ?
102 			true : false;
103 }
104 
105 
106 static inline bool
107 evt_has_all_types_queue(uint8_t dev_id)
108 {
109 	struct rte_event_dev_info dev_info;
110 
111 	rte_event_dev_info_get(dev_id, &dev_info);
112 	return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES) ?
113 			true : false;
114 }
115 
116 static inline bool
117 evt_has_flow_id(uint8_t dev_id)
118 {
119 	struct rte_event_dev_info dev_info;
120 
121 	rte_event_dev_info_get(dev_id, &dev_info);
122 	return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_CARRY_FLOW_ID) ?
123 			true : false;
124 }
125 
126 static inline int
127 evt_service_setup(uint32_t service_id)
128 {
129 	int32_t core_cnt;
130 	unsigned int lcore = 0;
131 	uint32_t core_array[RTE_MAX_LCORE];
132 	uint8_t cnt;
133 	uint8_t min_cnt = UINT8_MAX;
134 
135 	if (!rte_service_lcore_count())
136 		return -ENOENT;
137 
138 	core_cnt = rte_service_lcore_list(core_array,
139 			RTE_MAX_LCORE);
140 	if (core_cnt < 0)
141 		return -ENOENT;
142 	/* Get the core which has least number of services running. */
143 	while (core_cnt--) {
144 		/* Reset default mapping */
145 		rte_service_map_lcore_set(service_id,
146 				core_array[core_cnt], 0);
147 		cnt = rte_service_lcore_count_services(
148 				core_array[core_cnt]);
149 		if (cnt < min_cnt) {
150 			lcore = core_array[core_cnt];
151 			min_cnt = cnt;
152 		}
153 	}
154 	if (rte_service_map_lcore_set(service_id, lcore, 1))
155 		return -ENOENT;
156 
157 	return 0;
158 }
159 
160 static inline int
161 evt_configure_eventdev(struct evt_options *opt, uint8_t nb_queues,
162 		uint8_t nb_ports)
163 {
164 	struct rte_event_dev_info info;
165 	int ret;
166 
167 	memset(&info, 0, sizeof(struct rte_event_dev_info));
168 	ret = rte_event_dev_info_get(opt->dev_id, &info);
169 	if (ret) {
170 		evt_err("failed to get eventdev info %d", opt->dev_id);
171 		return ret;
172 	}
173 
174 	if (opt->deq_tmo_nsec) {
175 		if (opt->deq_tmo_nsec < info.min_dequeue_timeout_ns) {
176 			opt->deq_tmo_nsec = info.min_dequeue_timeout_ns;
177 			evt_info("dequeue_timeout_ns too low, using %d",
178 					opt->deq_tmo_nsec);
179 		}
180 		if (opt->deq_tmo_nsec > info.max_dequeue_timeout_ns) {
181 			opt->deq_tmo_nsec = info.max_dequeue_timeout_ns;
182 			evt_info("dequeue_timeout_ns too high, using %d",
183 					opt->deq_tmo_nsec);
184 		}
185 	}
186 
187 	const struct rte_event_dev_config config = {
188 			.dequeue_timeout_ns = opt->deq_tmo_nsec,
189 			.nb_event_queues = nb_queues,
190 			.nb_event_ports = nb_ports,
191 			.nb_single_link_event_port_queues = 0,
192 			.nb_events_limit  = info.max_num_events,
193 			.nb_event_queue_flows = opt->nb_flows,
194 			.nb_event_port_dequeue_depth =
195 				info.max_event_port_dequeue_depth,
196 			.nb_event_port_enqueue_depth =
197 				info.max_event_port_enqueue_depth,
198 	};
199 
200 	return rte_event_dev_configure(opt->dev_id, &config);
201 }
202 
203 #endif /*  _EVT_COMMON_*/
204