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34 #ifndef __INCLUDE_RTE_ETH_SOFTNIC_INTERNALS_H__
35 #define __INCLUDE_RTE_ETH_SOFTNIC_INTERNALS_H__
40 #include <rte_sched.h>
41 #include <rte_ethdev.h>
43 #include "rte_eth_softnic.h"
50 PMD_FEATURE_TM = 1, /**< Traffic Management (TM) */
58 /** Parameters for the soft device (to be created) */
60 const char *name; /**< Name */
61 uint32_t flags; /**< Flags */
63 /** 0 = Access hard device though API only (potentially slower,
65 * 1 = Access hard device private data structures is allowed
66 * (potentially faster).
70 /** Traffic Management (TM) */
72 uint32_t rate; /**< Rate (bytes/second) */
73 uint32_t nb_queues; /**< Number of queues */
74 uint16_t qsize[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
75 /**< Queue size per traffic class */
76 uint32_t enq_bsz; /**< Enqueue burst size */
77 uint32_t deq_bsz; /**< Dequeue burst size */
81 /** Parameters for the hard device (existing) */
83 char *name; /**< Name */
84 uint16_t tx_queue_id; /**< TX queue ID */
92 #ifndef DEFAULT_BURST_SIZE
93 #define DEFAULT_BURST_SIZE 32
96 #ifndef FLUSH_COUNT_THRESHOLD
97 #define FLUSH_COUNT_THRESHOLD (1 << 17)
100 struct default_internals {
101 struct rte_mbuf **pkts;
104 uint32_t flush_count;
108 * Traffic Management (TM) Internals
111 #ifndef TM_MAX_SUBPORTS
112 #define TM_MAX_SUBPORTS 8
115 #ifndef TM_MAX_PIPES_PER_SUBPORT
116 #define TM_MAX_PIPES_PER_SUBPORT 4096
120 struct rte_sched_port_params port_params;
122 struct rte_sched_subport_params subport_params[TM_MAX_SUBPORTS];
124 struct rte_sched_pipe_params
125 pipe_profiles[RTE_SCHED_PIPE_PROFILES_PER_PORT];
126 uint32_t n_pipe_profiles;
127 uint32_t pipe_to_profile[TM_MAX_SUBPORTS * TM_MAX_PIPES_PER_SUBPORT];
132 TM_NODE_LEVEL_PORT = 0,
133 TM_NODE_LEVEL_SUBPORT,
140 /* TM Hierarchy Specification */
141 struct tm_hierarchy {
142 uint32_t n_tm_nodes[TM_NODE_LEVEL_MAX];
145 struct tm_internals {
146 /** Hierarchy specification
148 * -Hierarchy is unfrozen at init and when port is stopped.
149 * -Hierarchy is frozen on successful hierarchy commit.
150 * -Run-time hierarchy changes are not allowed, therefore it makes
151 * sense to keep the hierarchy frozen after the port is started.
153 struct tm_hierarchy h;
156 struct tm_params params;
159 struct rte_sched_port *sched;
160 struct rte_mbuf **pkts_enq;
161 struct rte_mbuf **pkts_deq;
162 uint32_t pkts_enq_len;
164 uint32_t flush_count;
170 struct pmd_internals {
172 struct pmd_params params;
176 struct default_internals def; /**< Default */
177 struct tm_internals tm; /**< Traffic Management */
186 struct pmd_rx_queue {
190 uint16_t rx_queue_id;
195 tm_params_check(struct pmd_params *params, uint32_t hard_rate);
198 tm_init(struct pmd_internals *p, struct pmd_params *params, int numa_node);
201 tm_free(struct pmd_internals *p);
204 tm_start(struct pmd_internals *p);
207 tm_stop(struct pmd_internals *p);
210 tm_used(struct rte_eth_dev *dev)
212 struct pmd_internals *p = dev->data->dev_private;
214 return (p->params.soft.flags & PMD_FEATURE_TM) &&
215 p->soft.tm.h.n_tm_nodes[TM_NODE_LEVEL_PORT];
218 #endif /* __INCLUDE_RTE_ETH_SOFTNIC_INTERNALS_H__ */