xref: /dpdk/drivers/event/dpaa/dpaa_eventdev.h (revision 742bde12)
1 /*   SPDX-License-Identifier:        BSD-3-Clause
2  *   Copyright 2017 NXP
3  */
4 
5 #ifndef __DPAA_EVENTDEV_H__
6 #define __DPAA_EVENTDEV_H__
7 
8 #include <rte_eventdev_pmd.h>
9 #include <rte_eventdev_pmd_vdev.h>
10 #include <rte_atomic.h>
11 #include <rte_per_lcore.h>
12 
13 #define EVENTDEV_NAME_DPAA_PMD		event_dpaa1
14 
15 #define DPAA_EVENT_MAX_PORTS			4
16 #define DPAA_EVENT_MAX_QUEUES			8
17 #define DPAA_EVENT_MIN_DEQUEUE_TIMEOUT	1
18 #define DPAA_EVENT_MAX_DEQUEUE_TIMEOUT	(UINT32_MAX - 1)
19 #define DPAA_EVENT_MAX_QUEUE_FLOWS		2048
20 #define DPAA_EVENT_MAX_QUEUE_PRIORITY_LEVELS	8
21 #define DPAA_EVENT_MAX_EVENT_PRIORITY_LEVELS	0
22 #define DPAA_EVENT_MAX_EVENT_PORT		RTE_MIN(RTE_MAX_LCORE, INT8_MAX)
23 #define DPAA_EVENT_MAX_PORT_DEQUEUE_DEPTH	8
24 #define DPAA_EVENT_PORT_DEQUEUE_TIMEOUT_NS	100000UL
25 #define DPAA_EVENT_PORT_DEQUEUE_TIMEOUT_INVALID	((uint64_t)-1)
26 #define DPAA_EVENT_MAX_PORT_ENQUEUE_DEPTH	1
27 #define DPAA_EVENT_MAX_NUM_EVENTS		(INT32_MAX - 1)
28 
29 #define DPAA_EVENT_DEV_CAP			\
30 do {						\
31 	RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED |	\
32 	RTE_EVENT_DEV_CAP_BURST_MODE;		\
33 } while (0)
34 
35 #define DPAA_EVENT_QUEUE_ATOMIC_FLOWS	0
36 #define DPAA_EVENT_QUEUE_ORDER_SEQUENCES	2048
37 
38 #define RTE_EVENT_ETH_RX_ADAPTER_DPAA_CAP \
39 		(RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT | \
40 		RTE_EVENT_ETH_RX_ADAPTER_CAP_MULTI_EVENTQ | \
41 		RTE_EVENT_ETH_RX_ADAPTER_CAP_OVERRIDE_FLOW_ID)
42 
43 struct dpaa_eventq {
44 	/* Channel Id */
45 	uint16_t ch_id;
46 	/* Configuration provided by the user */
47 	uint32_t event_queue_cfg;
48 	uint32_t event_queue_id;
49 	/* Event port */
50 	void *event_port;
51 };
52 
53 struct dpaa_port {
54 	struct dpaa_eventq evq_info[DPAA_EVENT_MAX_QUEUES];
55 	uint8_t num_linked_evq;
56 	uint8_t is_port_linked;
57 	uint64_t timeout_us;
58 };
59 
60 struct dpaa_eventdev {
61 	struct dpaa_eventq evq_info[DPAA_EVENT_MAX_QUEUES];
62 	struct dpaa_port ports[DPAA_EVENT_MAX_PORTS];
63 	uint32_t dequeue_timeout_ns;
64 	uint32_t nb_events_limit;
65 	uint8_t max_event_queues;
66 	uint8_t nb_event_queues;
67 	uint8_t nb_event_ports;
68 	uint8_t intr_mode;
69 	uint32_t nb_event_queue_flows;
70 	uint32_t nb_event_port_dequeue_depth;
71 	uint32_t nb_event_port_enqueue_depth;
72 	uint32_t event_dev_cfg;
73 };
74 #endif /* __DPAA_EVENTDEV_H__ */
75