X-Git-Url: https://gerrit.fd.io/r/gitweb?p=deb_dpdk.git;a=blobdiff_plain;f=doc%2Fguides%2Fprog_guide%2Fcryptodev_lib.rst;h=066fe2d2fb3ca0ba9f81751a479f9ff38ea27547;hp=2b338b92697fe70fd986f4ad0d5c9d80ff5ef92a;hb=ca33590b6af032bff57d9cc70455660466a654b2;hpb=169a9de21e263aa6599cdc2d87a45ae158d9f509

diff --git a/doc/guides/prog_guide/cryptodev_lib.rst b/doc/guides/prog_guide/cryptodev_lib.rst
index 2b338b92..066fe2d2 100644
--- a/doc/guides/prog_guide/cryptodev_lib.rst
+++ b/doc/guides/prog_guide/cryptodev_lib.rst
@@ -1,32 +1,5 @@
-..  BSD LICENSE
-    Copyright(c) 2016-2017 Intel Corporation. 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) 2016-2017 Intel Corporation.
 
 Cryptography Device Library
 ===========================
@@ -70,6 +43,15 @@ From the command line using the --vdev EAL option
 
    --vdev  'crypto_aesni_mb0,max_nb_queue_pairs=2,max_nb_sessions=1024,socket_id=0'
 
+.. Note::
+
+   * If DPDK application requires multiple software crypto PMD devices then required
+     number of ``--vdev`` with appropriate libraries are to be added.
+
+   * An Application with crypto PMD instaces sharing the same library requires unique ID.
+
+   Example: ``--vdev  'crypto_aesni_mb0' --vdev  'crypto_aesni_mb1'``
+
 Our using the rte_vdev_init API within the application code.
 
 .. code-block:: c