Imported Upstream version 16.04
[deb_dpdk.git] / examples / ip_pipeline / pipeline / pipeline_common_be.c
diff --git a/examples/ip_pipeline/pipeline/pipeline_common_be.c b/examples/ip_pipeline/pipeline/pipeline_common_be.c
new file mode 100644 (file)
index 0000000..50dcb69
--- /dev/null
@@ -0,0 +1,206 @@
+/*-
+ *   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.
+ */
+
+#include <rte_common.h>
+#include <rte_ring.h>
+#include <rte_malloc.h>
+
+#include "pipeline_common_be.h"
+
+void *
+pipeline_msg_req_ping_handler(__rte_unused struct pipeline *p,
+       void *msg)
+{
+       struct pipeline_msg_rsp *rsp = msg;
+
+       rsp->status = 0; /* OK */
+
+       return rsp;
+}
+
+void *
+pipeline_msg_req_stats_port_in_handler(struct pipeline *p,
+       void *msg)
+{
+       struct pipeline_stats_msg_req *req = msg;
+       struct pipeline_stats_port_in_msg_rsp *rsp = msg;
+       uint32_t port_id;
+
+       /* Check request */
+       if (req->id >= p->n_ports_in) {
+               rsp->status = -1;
+               return rsp;
+       }
+       port_id = p->port_in_id[req->id];
+
+       /* Process request */
+       rsp->status = rte_pipeline_port_in_stats_read(p->p,
+               port_id,
+               &rsp->stats,
+               1);
+
+       return rsp;
+}
+
+void *
+pipeline_msg_req_stats_port_out_handler(struct pipeline *p,
+       void *msg)
+{
+       struct pipeline_stats_msg_req *req = msg;
+       struct pipeline_stats_port_out_msg_rsp *rsp = msg;
+       uint32_t port_id;
+
+       /* Check request */
+       if (req->id >= p->n_ports_out) {
+               rsp->status = -1;
+               return rsp;
+       }
+       port_id = p->port_out_id[req->id];
+
+       /* Process request */
+       rsp->status = rte_pipeline_port_out_stats_read(p->p,
+               port_id,
+               &rsp->stats,
+               1);
+
+       return rsp;
+}
+
+void *
+pipeline_msg_req_stats_table_handler(struct pipeline *p,
+       void *msg)
+{
+       struct pipeline_stats_msg_req *req = msg;
+       struct pipeline_stats_table_msg_rsp *rsp = msg;
+       uint32_t table_id;
+
+       /* Check request */
+       if (req->id >= p->n_tables) {
+               rsp->status = -1;
+               return rsp;
+       }
+       table_id = p->table_id[req->id];
+
+       /* Process request */
+       rsp->status = rte_pipeline_table_stats_read(p->p,
+               table_id,
+               &rsp->stats,
+               1);
+
+       return rsp;
+}
+
+void *
+pipeline_msg_req_port_in_enable_handler(struct pipeline *p,
+       void *msg)
+{
+       struct pipeline_port_in_msg_req *req = msg;
+       struct pipeline_msg_rsp *rsp = msg;
+       uint32_t port_id;
+
+       /* Check request */
+       if (req->port_id >= p->n_ports_in) {
+               rsp->status = -1;
+               return rsp;
+       }
+       port_id = p->port_in_id[req->port_id];
+
+       /* Process request */
+       rsp->status = rte_pipeline_port_in_enable(p->p,
+               port_id);
+
+       return rsp;
+}
+
+void *
+pipeline_msg_req_port_in_disable_handler(struct pipeline *p,
+       void *msg)
+{
+       struct pipeline_port_in_msg_req *req = msg;
+       struct pipeline_msg_rsp *rsp = msg;
+       uint32_t port_id;
+
+       /* Check request */
+       if (req->port_id >= p->n_ports_in) {
+               rsp->status = -1;
+               return rsp;
+       }
+       port_id = p->port_in_id[req->port_id];
+
+       /* Process request */
+       rsp->status = rte_pipeline_port_in_disable(p->p,
+               port_id);
+
+       return rsp;
+}
+
+void *
+pipeline_msg_req_invalid_handler(__rte_unused struct pipeline *p,
+       void *msg)
+{
+       struct pipeline_msg_rsp *rsp = msg;
+
+       rsp->status = -1; /* Error */
+
+       return rsp;
+}
+
+int
+pipeline_msg_req_handle(struct pipeline *p)
+{
+       uint32_t msgq_id;
+
+       for (msgq_id = 0; msgq_id < p->n_msgq; msgq_id++) {
+               for ( ; ; ) {
+                       struct pipeline_msg_req *req;
+                       pipeline_msg_req_handler f_handle;
+
+                       req = pipeline_msg_recv(p, msgq_id);
+                       if (req == NULL)
+                               break;
+
+                       f_handle = (req->type < PIPELINE_MSG_REQS) ?
+                               p->handlers[req->type] :
+                               pipeline_msg_req_invalid_handler;
+
+                       if (f_handle == NULL)
+                               f_handle = pipeline_msg_req_invalid_handler;
+
+                       pipeline_msg_send(p,
+                               msgq_id,
+                               f_handle(p, (void *) req));
+               }
+       }
+
+       return 0;
+}