From c149818b0e510fd8962ad06f6a388c04a967e0d0 Mon Sep 17 00:00:00 2001 From: Vipin Varghese Date: Tue, 6 Feb 2018 21:41:57 +0530 Subject: [PATCH] doc: add note on multiple crypto vdevs Add information to explain applications using multiple instances of sw crypto with example. Signed-off-by: Vipin Varghese Acked-by: Pablo de Lara --- doc/guides/prog_guide/cryptodev_lib.rst | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/doc/guides/prog_guide/cryptodev_lib.rst b/doc/guides/prog_guide/cryptodev_lib.rst index 2b338b9269..d11e377539 100644 --- a/doc/guides/prog_guide/cryptodev_lib.rst +++ b/doc/guides/prog_guide/cryptodev_lib.rst @@ -70,6 +70,15 @@ 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 -- 2.20.1