xref: /dpdk/drivers/event/dpaa2/dpaa2_eventdev.h (revision 742bde12)
1 /*
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  *   Copyright 2017 NXP
5  *
6  */
7 
8 #ifndef __DPAA2_EVENTDEV_H__
9 #define __DPAA2_EVENTDEV_H__
10 
11 #include <rte_eventdev_pmd.h>
12 #include <rte_eventdev_pmd_vdev.h>
13 #include <rte_atomic.h>
14 #include <mc/fsl_dpcon.h>
15 #include <mc/fsl_mc_sys.h>
16 
17 #define EVENTDEV_NAME_DPAA2_PMD		event_dpaa2
18 
19 #define DPAA2_EVENT_DEFAULT_DPCI_PRIO 0
20 
21 #define DPAA2_EVENT_MAX_QUEUES			16
22 #define DPAA2_EVENT_MIN_DEQUEUE_TIMEOUT		1
23 #define DPAA2_EVENT_MAX_DEQUEUE_TIMEOUT		(UINT32_MAX - 1)
24 #define DPAA2_EVENT_PORT_DEQUEUE_TIMEOUT_NS	100UL
25 #define DPAA2_EVENT_MAX_QUEUE_FLOWS		2048
26 #define DPAA2_EVENT_MAX_QUEUE_PRIORITY_LEVELS	8
27 #define DPAA2_EVENT_MAX_EVENT_PRIORITY_LEVELS	0
28 #define DPAA2_EVENT_MAX_PORT_DEQUEUE_DEPTH	8
29 #define DPAA2_EVENT_MAX_PORT_ENQUEUE_DEPTH	8
30 #define DPAA2_EVENT_MAX_NUM_EVENTS		(INT32_MAX - 1)
31 
32 #define DPAA2_EVENT_QUEUE_ATOMIC_FLOWS		2048
33 #define DPAA2_EVENT_QUEUE_ORDER_SEQUENCES	2048
34 
35 enum {
36 	DPAA2_EVENT_DPCI_PARALLEL_QUEUE,
37 	DPAA2_EVENT_DPCI_ATOMIC_QUEUE,
38 	DPAA2_EVENT_DPCI_MAX_QUEUES
39 };
40 
41 #define RTE_EVENT_ETH_RX_ADAPTER_DPAA2_CAP \
42 		(RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT | \
43 		RTE_EVENT_ETH_RX_ADAPTER_CAP_MULTI_EVENTQ | \
44 		RTE_EVENT_ETH_RX_ADAPTER_CAP_OVERRIDE_FLOW_ID)
45 
46 /**< Crypto Rx adapter cap to return If the packet transfers from
47  * the cryptodev to eventdev with DPAA2 devices.
48  */
49 #define RTE_EVENT_CRYPTO_ADAPTER_DPAA2_CAP \
50 		(RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW | \
51 		RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_QP_EV_BIND | \
52 		RTE_EVENT_CRYPTO_ADAPTER_CAP_SESSION_PRIVATE_DATA)
53 
54 /**< Ethernet Rx adapter cap to return If the packet transfers from
55  * the ethdev to eventdev with DPAA2 devices.
56  */
57 
58 struct dpaa2_dpcon_dev {
59 	TAILQ_ENTRY(dpaa2_dpcon_dev) next;
60 	struct fsl_mc_io dpcon;
61 	uint16_t token;
62 	rte_atomic16_t in_use;
63 	uint32_t dpcon_id;
64 	uint16_t qbman_ch_id;
65 	uint8_t num_priorities;
66 	uint8_t channel_index;
67 };
68 
69 struct dpaa2_eventq {
70 	/* DPcon device */
71 	struct dpaa2_dpcon_dev *dpcon;
72 	/* Attached DPCI device */
73 	struct dpaa2_dpci_dev *dpci;
74 	/* Mapped event port */
75 	struct dpaa2_io_portal_t *event_port;
76 	/* Configuration provided by the user */
77 	uint32_t event_queue_cfg;
78 	uint32_t event_queue_id;
79 };
80 
81 struct dpaa2_port {
82 	struct dpaa2_eventq evq_info[DPAA2_EVENT_MAX_QUEUES];
83 	uint8_t num_linked_evq;
84 	uint8_t is_port_linked;
85 	uint64_t timeout_us;
86 };
87 
88 struct dpaa2_eventdev {
89 	struct dpaa2_eventq evq_info[DPAA2_EVENT_MAX_QUEUES];
90 	uint32_t dequeue_timeout_ns;
91 	uint8_t max_event_queues;
92 	uint8_t nb_event_queues;
93 	uint8_t nb_event_ports;
94 	uint8_t resvd_1;
95 	uint32_t nb_event_queue_flows;
96 	uint32_t nb_event_port_dequeue_depth;
97 	uint32_t nb_event_port_enqueue_depth;
98 	uint32_t event_dev_cfg;
99 };
100 
101 struct dpaa2_dpcon_dev *rte_dpaa2_alloc_dpcon_dev(void);
102 void rte_dpaa2_free_dpcon_dev(struct dpaa2_dpcon_dev *dpcon);
103 
104 #endif /* __DPAA2_EVENTDEV_H__ */
105