1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2017 NXP
3  */
4 
5 #ifndef __DPAA2_EVENTDEV_H__
6 #define __DPAA2_EVENTDEV_H__
7 
8 #include <rte_eventdev_pmd.h>
9 #include <rte_eventdev_pmd_vdev.h>
10 #include <rte_atomic.h>
11 #include <mc/fsl_dpcon.h>
12 #include <mc/fsl_mc_sys.h>
13 
14 #define EVENTDEV_NAME_DPAA2_PMD		event_dpaa2
15 
16 #define DPAA2_EVENT_DEFAULT_DPCI_PRIO 0
17 
18 #define DPAA2_EVENT_MAX_QUEUES			16
19 #define DPAA2_EVENT_MIN_DEQUEUE_TIMEOUT		1
20 #define DPAA2_EVENT_MAX_DEQUEUE_TIMEOUT		(UINT32_MAX - 1)
21 #define DPAA2_EVENT_PORT_DEQUEUE_TIMEOUT_NS	100UL
22 #define DPAA2_EVENT_MAX_QUEUE_FLOWS		2048
23 #define DPAA2_EVENT_MAX_QUEUE_PRIORITY_LEVELS	8
24 #define DPAA2_EVENT_MAX_EVENT_PRIORITY_LEVELS	0
25 #define DPAA2_EVENT_MAX_PORT_DEQUEUE_DEPTH	8
26 #define DPAA2_EVENT_MAX_PORT_ENQUEUE_DEPTH	8
27 #define DPAA2_EVENT_MAX_NUM_EVENTS		(INT32_MAX - 1)
28 
29 #define DPAA2_EVENT_QUEUE_ATOMIC_FLOWS		2048
30 #define DPAA2_EVENT_QUEUE_ORDER_SEQUENCES	2048
31 
32 enum {
33 	DPAA2_EVENT_DPCI_PARALLEL_QUEUE,
34 	DPAA2_EVENT_DPCI_ATOMIC_QUEUE,
35 	DPAA2_EVENT_DPCI_MAX_QUEUES
36 };
37 
38 #define RTE_EVENT_ETH_RX_ADAPTER_DPAA2_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 /**< Crypto Rx adapter cap to return If the packet transfers from
44  * the cryptodev to eventdev with DPAA2 devices.
45  */
46 #define RTE_EVENT_CRYPTO_ADAPTER_DPAA2_CAP \
47 		(RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW | \
48 		RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_QP_EV_BIND | \
49 		RTE_EVENT_CRYPTO_ADAPTER_CAP_SESSION_PRIVATE_DATA)
50 
51 /**< Ethernet Rx adapter cap to return If the packet transfers from
52  * the ethdev to eventdev with DPAA2 devices.
53  */
54 
55 struct dpaa2_dpcon_dev {
56 	TAILQ_ENTRY(dpaa2_dpcon_dev) next;
57 	struct fsl_mc_io dpcon;
58 	uint16_t token;
59 	rte_atomic16_t in_use;
60 	uint32_t dpcon_id;
61 	uint16_t qbman_ch_id;
62 	uint8_t num_priorities;
63 	uint8_t channel_index;
64 };
65 
66 struct dpaa2_eventq {
67 	/* DPcon device */
68 	struct dpaa2_dpcon_dev *dpcon;
69 	/* Attached DPCI device */
70 	struct dpaa2_dpci_dev *dpci;
71 	/* Mapped event port */
72 	struct dpaa2_io_portal_t *event_port;
73 	/* Configuration provided by the user */
74 	uint32_t event_queue_cfg;
75 	uint32_t event_queue_id;
76 };
77 
78 struct dpaa2_port {
79 	struct dpaa2_eventq evq_info[DPAA2_EVENT_MAX_QUEUES];
80 	uint8_t num_linked_evq;
81 	uint8_t is_port_linked;
82 	uint64_t timeout_us;
83 };
84 
85 struct dpaa2_eventdev {
86 	struct dpaa2_eventq evq_info[DPAA2_EVENT_MAX_QUEUES];
87 	uint32_t dequeue_timeout_ns;
88 	uint8_t max_event_queues;
89 	uint8_t nb_event_queues;
90 	uint8_t nb_event_ports;
91 	uint8_t resvd_1;
92 	uint32_t nb_event_queue_flows;
93 	uint32_t nb_event_port_dequeue_depth;
94 	uint32_t nb_event_port_enqueue_depth;
95 	uint32_t event_dev_cfg;
96 };
97 
98 struct dpaa2_dpcon_dev *rte_dpaa2_alloc_dpcon_dev(void);
99 void rte_dpaa2_free_dpcon_dev(struct dpaa2_dpcon_dev *dpcon);
100 
101 #endif /* __DPAA2_EVENTDEV_H__ */
102