1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(C) 2021 Marvell.
5 #ifndef __CNXK_EVENTDEV_H__
6 #define __CNXK_EVENTDEV_H__
8 #include <rte_devargs.h>
9 #include <rte_kvargs.h>
10 #include <rte_mbuf_pool_ops.h>
13 #include <eventdev_pmd_pci.h>
17 #define CNXK_SSO_XAE_CNT "xae_cnt"
18 #define CNXK_SSO_GGRP_QOS "qos"
20 #define NSEC2USEC(__ns) ((__ns) / 1E3)
21 #define USEC2NSEC(__us) ((__us)*1E3)
22 #define NSEC2TICK(__ns, __freq) (((__ns) * (__freq)) / 1E9)
24 #define CNXK_SSO_MAX_HWGRP (RTE_EVENT_MAX_QUEUES_PER_DEV + 1)
25 #define CNXK_SSO_FC_NAME "cnxk_evdev_xaq_fc"
26 #define CNXK_SSO_MZ_NAME "cnxk_evdev_mz"
27 #define CNXK_SSO_XAQ_CACHE_CNT (0x7)
28 #define CNXK_SSO_XAQ_SLACK (8)
30 #define CN10K_GW_MODE_NONE 0
31 #define CN10K_GW_MODE_PREF 1
32 #define CN10K_GW_MODE_PREF_WFE 2
34 typedef void *(*cnxk_sso_init_hws_mem_t)(void *dev, uint8_t port_id);
35 typedef void (*cnxk_sso_hws_setup_t)(void *dev, void *ws, uintptr_t *grp_base);
36 typedef void (*cnxk_sso_hws_release_t)(void *dev, void *ws);
37 typedef int (*cnxk_sso_link_t)(void *dev, void *ws, uint16_t *map,
47 struct cnxk_sso_evdev {
49 uint8_t max_event_queues;
50 uint8_t max_event_ports;
51 uint8_t is_timeout_deq;
52 uint8_t nb_event_queues;
53 uint8_t nb_event_ports;
56 uint32_t min_dequeue_timeout_ns;
57 uint32_t max_dequeue_timeout_ns;
58 int32_t max_num_events;
63 struct rte_mempool *xaq_pool;
66 uint8_t qos_queue_cnt;
67 struct cnxk_sso_qos *qos_parse_data;
72 } __rte_cache_aligned;
75 #define CN10K_SSO_HWS_OPS \
76 uintptr_t swtag_desched_op; \
77 uintptr_t swtag_flush_op; \
78 uintptr_t swtag_untag_op; \
79 uintptr_t swtag_norm_op; \
80 uintptr_t updt_wqe_op; \
81 uintptr_t tag_wqe_op; \
84 struct cn10k_sso_hws {
85 /* Get Work Fastpath data */
90 /* Add Work Fastpath data */
91 uint64_t xaq_lmt __rte_cache_aligned;
93 uintptr_t grps_base[CNXK_SSO_MAX_HWGRP];
96 } __rte_cache_aligned;
99 #define CN9K_SSO_HWS_OPS \
100 uintptr_t swtag_desched_op; \
101 uintptr_t swtag_flush_op; \
102 uintptr_t swtag_norm_op; \
103 uintptr_t getwrk_op; \
107 /* Event port a.k.a GWS */
108 struct cn9k_sso_hws {
109 /* Get Work Fastpath data */
113 /* Add Work Fastpath data */
114 uint64_t xaq_lmt __rte_cache_aligned;
116 uintptr_t grps_base[CNXK_SSO_MAX_HWGRP];
118 } __rte_cache_aligned;
120 struct cn9k_sso_hws_state {
124 struct cn9k_sso_hws_dual {
125 /* Get Work Fastpath data */
126 struct cn9k_sso_hws_state ws_state[2]; /* Ping and Pong */
128 uint8_t vws; /* Ping pong bit */
130 /* Add Work Fastpath data */
131 uint64_t xaq_lmt __rte_cache_aligned;
133 uintptr_t grps_base[CNXK_SSO_MAX_HWGRP];
135 } __rte_cache_aligned;
137 struct cnxk_sso_hws_cookie {
138 const struct rte_eventdev *event_dev;
140 } __rte_cache_aligned;
143 parse_kvargs_value(const char *key, const char *value, void *opaque)
147 *(uint32_t *)opaque = (uint32_t)atoi(value);
151 static inline struct cnxk_sso_evdev *
152 cnxk_sso_pmd_priv(const struct rte_eventdev *event_dev)
154 return event_dev->data->dev_private;
157 static inline struct cnxk_sso_hws_cookie *
158 cnxk_sso_hws_get_cookie(void *ws)
160 return RTE_PTR_SUB(ws, sizeof(struct cnxk_sso_hws_cookie));
163 /* Configuration functions */
164 int cnxk_sso_xaq_allocate(struct cnxk_sso_evdev *dev);
166 /* Common ops API. */
167 int cnxk_sso_init(struct rte_eventdev *event_dev);
168 int cnxk_sso_fini(struct rte_eventdev *event_dev);
169 int cnxk_sso_remove(struct rte_pci_device *pci_dev);
170 void cnxk_sso_info_get(struct cnxk_sso_evdev *dev,
171 struct rte_event_dev_info *dev_info);
172 int cnxk_sso_dev_validate(const struct rte_eventdev *event_dev);
173 int cnxk_setup_event_ports(const struct rte_eventdev *event_dev,
174 cnxk_sso_init_hws_mem_t init_hws_mem,
175 cnxk_sso_hws_setup_t hws_setup);
176 void cnxk_sso_restore_links(const struct rte_eventdev *event_dev,
177 cnxk_sso_link_t link_fn);
178 void cnxk_sso_queue_def_conf(struct rte_eventdev *event_dev, uint8_t queue_id,
179 struct rte_event_queue_conf *queue_conf);
180 int cnxk_sso_queue_setup(struct rte_eventdev *event_dev, uint8_t queue_id,
181 const struct rte_event_queue_conf *queue_conf);
182 void cnxk_sso_queue_release(struct rte_eventdev *event_dev, uint8_t queue_id);
183 void cnxk_sso_port_def_conf(struct rte_eventdev *event_dev, uint8_t port_id,
184 struct rte_event_port_conf *port_conf);
185 int cnxk_sso_port_setup(struct rte_eventdev *event_dev, uint8_t port_id,
186 cnxk_sso_hws_setup_t hws_setup_fn);
187 int cnxk_sso_timeout_ticks(struct rte_eventdev *event_dev, uint64_t ns,
188 uint64_t *tmo_ticks);
190 #endif /* __CNXK_EVENTDEV_H__ */