doc: announce API change for cryptodev sessions info

A new parameter is planned to be added in 17.05 release in
rte_cryptodev_info.sym - max_nb_sessions_per_qp.

This will allow applications to know the maximum number of session
which can be attached to queue_pairs of device.

Signed-off-by: Akhil Goyal <akhil.goyal@nxp.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
Acked-by: Fiona Trahe <fiona.trahe@intel.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>

diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
index 8b3d9bf..9d4dfcc 100644 (file)
--- a/doc/guides/rel_notes/deprecation.rst
+++ b/doc/guides/rel_notes/deprecation.rst
@@ -123,6 +123,11 @@ Deprecation Notices
   A pointer to a rte_cryptodev_config structure will be added to the
   function prototype ``cryptodev_configure_t``, as a new parameter.
 
+* cryptodev: A new parameter ``max_nb_sessions_per_qp`` will be added to
+  ``rte_cryptodev_info.sym``. Some drivers may support limited number of
+  sessions per queue_pair. With this new parameter application will know
+  how many sessions can be mapped to each queue_pair of a device.
+
 * distributor: library API will be changed to incorporate a burst-oriented
   API. This will include a change to ``rte_distributor_create``
   to specify which type of instance to create (single or burst), and