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Diffstat (limited to 'examples/ip_pipeline/pipeline/pipeline_common_be.h')
| -rw-r--r-- | examples/ip_pipeline/pipeline/pipeline_common_be.h | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/examples/ip_pipeline/pipeline/pipeline_common_be.h b/examples/ip_pipeline/pipeline/pipeline_common_be.h new file mode 100644 index 00000000..07fdca09 --- /dev/null +++ b/examples/ip_pipeline/pipeline/pipeline_common_be.h @@ -0,0 +1,163 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2015 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __INCLUDE_PIPELINE_COMMON_BE_H__ +#define __INCLUDE_PIPELINE_COMMON_BE_H__ + +#include <rte_common.h> +#include <rte_ring.h> +#include <rte_pipeline.h> + +#include "pipeline_be.h" + +struct pipeline; + +enum pipeline_msg_req_type { + PIPELINE_MSG_REQ_PING = 0, + PIPELINE_MSG_REQ_STATS_PORT_IN, + PIPELINE_MSG_REQ_STATS_PORT_OUT, + PIPELINE_MSG_REQ_STATS_TABLE, + PIPELINE_MSG_REQ_PORT_IN_ENABLE, + PIPELINE_MSG_REQ_PORT_IN_DISABLE, + PIPELINE_MSG_REQ_CUSTOM, + PIPELINE_MSG_REQS +}; + +typedef void *(*pipeline_msg_req_handler)(struct pipeline *p, void *msg); + +struct pipeline { + struct rte_pipeline *p; + uint32_t port_in_id[PIPELINE_MAX_PORT_IN]; + uint32_t port_out_id[PIPELINE_MAX_PORT_OUT]; + uint32_t table_id[PIPELINE_MAX_TABLES]; + struct rte_ring *msgq_in[PIPELINE_MAX_MSGQ_IN]; + struct rte_ring *msgq_out[PIPELINE_MAX_MSGQ_OUT]; + + uint32_t n_ports_in; + uint32_t n_ports_out; + uint32_t n_tables; + uint32_t n_msgq; + + pipeline_msg_req_handler handlers[PIPELINE_MSG_REQS]; + char name[PIPELINE_NAME_SIZE]; + uint32_t log_level; +}; + +enum pipeline_log_level { + PIPELINE_LOG_LEVEL_HIGH = 1, + PIPELINE_LOG_LEVEL_LOW, + PIPELINE_LOG_LEVELS +}; + +#define PLOG(p, level, fmt, ...) \ +do { \ + if (p->log_level >= PIPELINE_LOG_LEVEL_ ## level) \ + fprintf(stdout, "[%s] " fmt "\n", p->name, ## __VA_ARGS__);\ +} while (0) + +static inline void * +pipeline_msg_recv(struct pipeline *p, + uint32_t msgq_id) +{ + struct rte_ring *r = p->msgq_in[msgq_id]; + void *msg; + int status = rte_ring_sc_dequeue(r, &msg); + + if (status != 0) + return NULL; + + return msg; +} + +static inline void +pipeline_msg_send(struct pipeline *p, + uint32_t msgq_id, + void *msg) +{ + struct rte_ring *r = p->msgq_out[msgq_id]; + int status; + + do { + status = rte_ring_sp_enqueue(r, msg); + } while (status == -ENOBUFS); +} + +struct pipeline_msg_req { + enum pipeline_msg_req_type type; +}; + +struct pipeline_stats_msg_req { + enum pipeline_msg_req_type type; + uint32_t id; +}; + +struct pipeline_port_in_msg_req { + enum pipeline_msg_req_type type; + uint32_t port_id; +}; + +struct pipeline_custom_msg_req { + enum pipeline_msg_req_type type; + uint32_t subtype; +}; + +struct pipeline_msg_rsp { + int status; +}; + +struct pipeline_stats_port_in_msg_rsp { + int status; + struct rte_pipeline_port_in_stats stats; +}; + +struct pipeline_stats_port_out_msg_rsp { + int status; + struct rte_pipeline_port_out_stats stats; +}; + +struct pipeline_stats_table_msg_rsp { + int status; + struct rte_pipeline_table_stats stats; +}; + +void *pipeline_msg_req_ping_handler(struct pipeline *p, void *msg); +void *pipeline_msg_req_stats_port_in_handler(struct pipeline *p, void *msg); +void *pipeline_msg_req_stats_port_out_handler(struct pipeline *p, void *msg); +void *pipeline_msg_req_stats_table_handler(struct pipeline *p, void *msg); +void *pipeline_msg_req_port_in_enable_handler(struct pipeline *p, void *msg); +void *pipeline_msg_req_port_in_disable_handler(struct pipeline *p, void *msg); +void *pipeline_msg_req_invalid_handler(struct pipeline *p, void *msg); + +int pipeline_msg_req_handle(struct pipeline *p); + +#endif |