kvargs: use SPDX tags

[dpdk.git] / lib / librte_port / rte_port_ring.h

diff --git a/lib/librte_port/rte_port_ring.h b/lib/librte_port/rte_port_ring.h
index 89a219b..c4f34e2 100644 (file)
--- a/lib/librte_port/rte_port_ring.h
+++ b/lib/librte_port/rte_port_ring.h
@@ -1,34 +1,5 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 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.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
  */
 
 #ifndef __INCLUDE_RTE_PORT_RING_H__
@@ -42,8 +13,14 @@ extern "C" {
  * @file
  * RTE Port Ring
  *
- * ring_reader: input port built on top of pre-initialized single consumer ring
- * ring_writer: output port built on top of pre-initialized single producer ring
+ * ring_reader:
+ *      input port built on top of pre-initialized single consumer ring
+ * ring_writer:
+ *      output port built on top of pre-initialized single producer ring
+ * ring_multi_reader:
+ *      input port built on top of pre-initialized multi consumers ring
+ * ring_multi_writer:
+ *      output port built on top of pre-initialized multi producers ring
  *
  ***/
 
@@ -55,7 +32,7 @@ extern "C" {
 
 /** ring_reader port parameters */
 struct rte_port_ring_reader_params {
-       /** Underlying single consumer ring that has to be pre-initialized */
+       /** Underlying consumer ring that has to be pre-initialized */
        struct rte_ring *ring;
 };
 
@@ -64,7 +41,7 @@ extern struct rte_port_in_ops rte_port_ring_reader_ops;
 
 /** ring_writer port parameters */
 struct rte_port_ring_writer_params {
-       /** Underlying single producer ring that has to be pre-initialized */
+       /** Underlying producer ring that has to be pre-initialized */
        struct rte_ring *ring;
 
        /** Recommended burst size to ring. The actual burst size can be
@@ -77,7 +54,7 @@ extern struct rte_port_out_ops rte_port_ring_writer_ops;
 
 /** ring_writer_nodrop port parameters */
 struct rte_port_ring_writer_nodrop_params {
-       /** Underlying single producer ring that has to be pre-initialized */
+       /** Underlying producer ring that has to be pre-initialized */
        struct rte_ring *ring;
 
        /** Recommended burst size to ring. The actual burst size can be
@@ -91,6 +68,25 @@ struct rte_port_ring_writer_nodrop_params {
 /** ring_writer_nodrop port operations */
 extern struct rte_port_out_ops rte_port_ring_writer_nodrop_ops;
 
+/** ring_multi_reader port parameters */
+#define rte_port_ring_multi_reader_params rte_port_ring_reader_params
+
+/** ring_multi_reader port operations */
+extern struct rte_port_in_ops rte_port_ring_multi_reader_ops;
+
+/** ring_multi_writer port parameters */
+#define rte_port_ring_multi_writer_params rte_port_ring_writer_params
+
+/** ring_multi_writer port operations */
+extern struct rte_port_out_ops rte_port_ring_multi_writer_ops;
+
+/** ring_multi_writer_nodrop port parameters */
+#define rte_port_ring_multi_writer_nodrop_params \
+       rte_port_ring_writer_nodrop_params
+
+/** ring_multi_writer_nodrop port operations */
+extern struct rte_port_out_ops rte_port_ring_multi_writer_nodrop_ops;
+
 #ifdef __cplusplus
 }
 #endif