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34 #ifndef __INCLUDE_RTE_PORT_RING_H__
35 #define __INCLUDE_RTE_PORT_RING_H__
46 * input port built on top of pre-initialized single consumer ring
48 * output port built on top of pre-initialized single producer ring
50 * input port built on top of pre-initialized multi consumers ring
52 * output port built on top of pre-initialized multi producers ring
62 /** ring_reader port parameters */
63 struct rte_port_ring_reader_params {
64 /** Underlying consumer ring that has to be pre-initialized */
65 struct rte_ring *ring;
68 /** ring_reader port operations */
69 extern struct rte_port_in_ops rte_port_ring_reader_ops;
71 /** ring_writer port parameters */
72 struct rte_port_ring_writer_params {
73 /** Underlying producer ring that has to be pre-initialized */
74 struct rte_ring *ring;
76 /** Recommended burst size to ring. The actual burst size can be
77 bigger or smaller than this value. */
81 /** ring_writer port operations */
82 extern struct rte_port_out_ops rte_port_ring_writer_ops;
84 /** ring_writer_nodrop port parameters */
85 struct rte_port_ring_writer_nodrop_params {
86 /** Underlying producer ring that has to be pre-initialized */
87 struct rte_ring *ring;
89 /** Recommended burst size to ring. The actual burst size can be
90 bigger or smaller than this value. */
93 /** Maximum number of retries, 0 for no limit */
97 /** ring_writer_nodrop port operations */
98 extern struct rte_port_out_ops rte_port_ring_writer_nodrop_ops;
100 /** ring_multi_reader port parameters */
101 #define rte_port_ring_multi_reader_params rte_port_ring_reader_params
103 /** ring_multi_reader port operations */
104 extern struct rte_port_in_ops rte_port_ring_multi_reader_ops;
106 /** ring_multi_writer port parameters */
107 #define rte_port_ring_multi_writer_params rte_port_ring_writer_params
109 /** ring_multi_writer port operations */
110 extern struct rte_port_out_ops rte_port_ring_multi_writer_ops;
112 /** ring_multi_writer_nodrop port parameters */
113 #define rte_port_ring_multi_writer_nodrop_params \
114 rte_port_ring_writer_nodrop_params
116 /** ring_multi_writer_nodrop port operations */
117 extern struct rte_port_out_ops rte_port_ring_multi_writer_nodrop_ops;