doc: describe async API in vhost guide

[dpdk.git] / doc / guides / rel_notes / release_20_08.rst

diff --git a/doc/guides/rel_notes/release_20_08.rst b/doc/guides/rel_notes/release_20_08.rst
index 2ca12fa..a8860f4 100644 (file)
--- a/doc/guides/rel_notes/release_20_08.rst
+++ b/doc/guides/rel_notes/release_20_08.rst
@@ -69,6 +69,12 @@ New Features
   barriers. rte_*mb APIs, for ARMv8 platforms, are changed to use DMB
   instruction to reflect this.
 
   barriers. rte_*mb APIs, for ARMv8 platforms, are changed to use DMB
   instruction to reflect this.
 

+* **Added support for RTS and HTS modes into mempool ring driver.**
+
+  Added ability to select new ring synchronisation modes:
+  ``relaxed tail sync (ring_mt_rts)`` and ``head/tail sync (ring_mt_hts)``
+  via mempool ops API.
+

 * **Added the support for vfio-pci new VF token interface.**
 
   From Linux 5.7, vfio-pci supports to bind both SR-IOV PF and the created VFs,
 * **Added the support for vfio-pci new VF token interface.**
 
   From Linux 5.7, vfio-pci supports to bind both SR-IOV PF and the created VFs,


@@ -81,6 +87,19 @@ New Features
   Added the RegEx library which provides an API for offload of regular
   expressions search operations to hardware or software accelerator devices.
 
   Added the RegEx library which provides an API for offload of regular
   expressions search operations to hardware or software accelerator devices.
 

+  Added Mellanox RegEx PMD, allowing to offload RegEx searches.
+
+* **Added vhost async data path APIs.**
+
+  4 new APIs have been added to enable vhost async data path, including:
+
+  * Async device channel register/unregister APIs
+  * Async packets enqueue/completion APIs (only split ring was implemented)
+
+* **Added eCPRI protocol support in rte_flow.**
+
+  The ``ECPRI`` item has been added to support eCPRI packet offloading for
+  5G network.

 
 * **Introduced send packet scheduling on the timestamps.**
 
 
 * **Introduced send packet scheduling on the timestamps.**
 


@@ -107,17 +126,28 @@ New Features
   * Added vector mode support for ARM CPUs.
   * Added support for VLAN push and pop actions.
   * Added support for NAT action items.
   * Added vector mode support for ARM CPUs.
   * Added support for VLAN push and pop actions.
   * Added support for NAT action items.

+  * Added TruFlow hash API for common hash uses across TruFlow core functions.

 
 * **Updated Cisco enic driver.**
 
   * Added support for VLAN push and pop flow actions.
 
 
 * **Updated Cisco enic driver.**
 
   * Added support for VLAN push and pop flow actions.
 

-* **Updated Mellanox mlx5 driver.**
+* **Updated Hisilicon hns3 driver.**
+
+  * Added support for 200G speed rate.
+  * Added support for copper media type.
+  * Added support for keeping CRC.
+  * Added support for LRO.
+  * Added support for setting VF PVID by PF driver.
+
+* **Updated Mellanox mlx5 net driver and common layer.**

 
   Updated Mellanox mlx5 driver with new features and improvements, including:
 
 
   Updated Mellanox mlx5 driver with new features and improvements, including:
 

+  * Added mlx5 PCI layer to share a PCI device among multiple PMDs.

   * Added new PMD devarg ``reclaim_mem_mode``.
   * Added new devarg ``lacp_by_user``.
   * Added new PMD devarg ``reclaim_mem_mode``.
   * Added new devarg ``lacp_by_user``.

+  * Added support for eCPRI protocol offloading.

 
 * **Added vDPA device APIs to query virtio queue statistics.**
 
 
 * **Added vDPA device APIs to query virtio queue statistics.**
 


@@ -183,14 +213,19 @@ New Features
 
 * **Updated the QuickAssist Technology (QAT) PMD.**
 
 
 * **Updated the QuickAssist Technology (QAT) PMD.**
 

-  * Added support for lookaside protocol offload for DOCSIS through the
-    ``rte_security`` API.
-  * Added Chacha20-Poly1305 AEAD algorithm.
+  * Added support for lookaside protocol offload in QAT crypto PMD
+    for DOCSIS through the ``rte_security`` API.
+  * Added Chacha20-Poly1305 AEAD algorithm in QAT crypto PMD.

   * Improved handling of multi process in QAT crypto and compression PMDs.
   * Improved handling of multi process in QAT crypto and compression PMDs.

+  * Added support for Intel GEN2 QuickAssist device 200xx
+    (PF Did 0x18ee, VF Did 0x18ef).

 
 * **Updated the OCTEON TX2 crypto PMD.**
 
 
 * **Updated the OCTEON TX2 crypto PMD.**
 

-  Added Chacha20-Poly1305 AEAD algorithm support in OCTEON TX2 crypto PMD.
+  * Added Chacha20-Poly1305 AEAD algorithm support in OCTEON TX2 crypto PMD.
+
+  * Updated the OCTEON TX2 crypto PMD to support ``rte_security`` lookaside
+    protocol offload for IPsec.

 
 * **Added support for BPF_ABS/BPF_IND load instructions.**
 
 
 * **Added support for BPF_ABS/BPF_IND load instructions.**
 


@@ -199,6 +234,12 @@ New Features
   which are used to access packet data in a safe manner. Currently JIT support
   for these instructions is implemented for x86 only.
 
   which are used to access packet data in a safe manner. Currently JIT support
   for these instructions is implemented for x86 only.
 

+* **Added new testpmd forward mode.**
+
+  Added new ``5tswap`` forward mode to testpmd.
+  the  ``5tswap`` swaps source and destination in layers 2,3,4
+  for ipv4 and ipv6 in L3 and UDP and TCP in L4.
+

 * **Added flow performance test application.**
 
   Added new application to test ``rte_flow`` performance, including:
 * **Added flow performance test application.**
 
   Added new application to test ``rte_flow`` performance, including:


@@ -215,6 +256,12 @@ New Features
   See the :doc:`../sample_app_ug/l2_forward_real_virtual` for more
   details of this parameter usage.
 
   See the :doc:`../sample_app_ug/l2_forward_real_virtual` for more
   details of this parameter usage.
 

+* **Updated ipsec-secgw sample application.**
+
+  Added ``rte_flow`` based rules, which allows hardware parsing and steering
+  of ingress packets to specific NIC queues.
+  See the :doc:`../sample_app_ug/ipsec_secgw` for more details.
+

 
 Removed Items
 -------------
 
 Removed Items
 -------------