doc: announce removal of old port count function

The function rte_eth_dev_count() was marked as deprecated in DPDK 18.05
in commit d9a42a69febf ("ethdev: deprecate port count function").
It is planned to be removed after the next LTS release.

Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
Acked-by: David Marchand <david.marchand@redhat.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
Acked-by: Andrew Rybchenko <arybchenko@solarflare.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
index b777f9e..b08c78e 100644 (file)
--- a/doc/guides/rel_notes/deprecation.rst
+++ b/doc/guides/rel_notes/deprecation.rst
@@ -71,6 +71,11 @@ Deprecation Notices
   naturally align the Ethernet header on receive and all known
   encapsulations preserve the alignment of the header.
 
+* ethdev: The function ``rte_eth_dev_count`` will be removed in DPDK 20.02.
+  It is replaced by the function ``rte_eth_dev_count_avail``.
+  If the intent is to iterate over ports, ``RTE_ETH_FOREACH_*`` macros
+  are better port iterators.
+
 * ethdev: the legacy filter API, including
   ``rte_eth_dev_filter_supported()``, ``rte_eth_dev_filter_ctrl()`` as well
   as filter types MACVLAN, ETHERTYPE, FLEXIBLE, SYN, NTUPLE, TUNNEL, FDIR,