DPDK  22.03.0
rte_pmd_dpaa2_qdma.h
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1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2018-2021 NXP
3  */
4 
5 #ifndef __RTE_PMD_DPAA2_QDMA_H__
6 #define __RTE_PMD_DPAA2_QDMA_H__
7 
8 #include <rte_rawdev.h>
9 
18 #define RTE_QDMA_BURST_NB_MAX 256
19 
21 enum {
36 };
37 
39 enum {
40  RTE_QDMA_LONG_FORMAT,
41  RTE_QDMA_ULTRASHORT_FORMAT,
42 };
43 
51 #define RTE_QDMA_VQ_EXCLUSIVE_PQ (1ULL)
52 
53 #define RTE_QDMA_VQ_FD_LONG_FORMAT (1ULL << 1)
54 
55 #define RTE_QDMA_VQ_FD_SG_FORMAT (1ULL << 2)
56 
57 #define RTE_QDMA_VQ_NO_RESPONSE (1ULL << 3)
58 
60 #define RTE_QDMA_JOB_SRC_PHY (1ULL)
61 
63 #define RTE_QDMA_JOB_DEST_PHY (1ULL << 1)
64 
66 struct rte_qdma_attr {
68  uint16_t num_hw_queues;
69 };
70 
76  uint16_t max_vqs;
86 };
87 
88 struct rte_qdma_rbp {
89  uint32_t use_ultrashort:1;
90  uint32_t enable:1;
100  uint32_t dportid:4;
101  uint32_t dpfid:2;
102  uint32_t dvfid:6;
103  /*using route by port for destination */
104  uint32_t drbp:1;
114  uint32_t sportid:4;
115  uint32_t spfid:2;
116  uint32_t svfid:6;
117  /* using route by port for source */
118  uint32_t srbp:1;
119  uint32_t rsv:4;
120 };
121 
127  uint32_t lcore_id;
128  /* Total number of enqueues on this VQ */
129  uint64_t num_enqueues;
130  /* Total number of dequeues from this VQ */
131  uint64_t num_dequeues;
132  /* total number of pending jobs in this VQ */
133  uint64_t num_pending_jobs;
134 };
135 
137 struct rte_qdma_job {
139  uint64_t src;
141  uint64_t dest;
143  uint32_t len;
145  uint32_t flags;
150  uint64_t cnxt;
157  uint16_t status;
158  uint16_t vq_id;
163  void *usr_elem;
164 };
165 
166 struct rte_qdma_enqdeq {
167  uint16_t vq_id;
168  struct rte_qdma_job **job;
169 };
170 
171 struct rte_qdma_queue_config {
172  uint32_t lcore_id;
173  uint32_t flags;
174  struct rte_qdma_rbp *rbp;
175 };
176 
177 #define rte_qdma_info rte_rawdev_info
178 #define rte_qdma_start(id) rte_rawdev_start(id)
179 #define rte_qdma_reset(id) rte_rawdev_reset(id)
180 #define rte_qdma_configure(id, cf, sz) rte_rawdev_configure(id, cf, sz)
181 #define rte_qdma_dequeue_buffers(id, buf, num, ctxt) \
182  rte_rawdev_dequeue_buffers(id, buf, num, ctxt)
183 #define rte_qdma_enqueue_buffers(id, buf, num, ctxt) \
184  rte_rawdev_enqueue_buffers(id, buf, num, ctxt)
185 #define rte_qdma_queue_setup(id, qid, cfg, sz) \
186  rte_rawdev_queue_setup(id, qid, cfg, sz)
187 
188 /*TODO introduce per queue stats API in rawdew */
199 void
200 rte_qdma_vq_stats(struct rte_rawdev *rawdev,
201  uint16_t vq_id,
202  struct rte_qdma_vq_stats *vq_stats);
203 
204 #endif /* __RTE_PMD_DPAA2_QDMA_H__*/
uint16_t num_hw_queues
uint16_t max_hw_queues_per_core
void rte_qdma_vq_stats(struct rte_rawdev *rawdev, uint16_t vq_id, struct rte_qdma_vq_stats *vq_stats)