crypto/qat: enable Rx head writes coalescing

[dpdk.git] / doc / guides / rel_notes / release_17_11.rst

diff --git a/doc/guides/rel_notes/release_17_11.rst b/doc/guides/rel_notes/release_17_11.rst
index 16a4fc4..ab224a9 100644 (file)
--- a/doc/guides/rel_notes/release_17_11.rst
+++ b/doc/guides/rel_notes/release_17_11.rst
@@ -47,6 +47,23 @@ New Features
   256 ports in dpdk. All ethdev APIs which have port_id as parameter are changed
   in the meantime.
 
   256 ports in dpdk. All ethdev APIs which have port_id as parameter are changed
   in the meantime.
 

+* **Modified the return type of rte_eth_stats_reset.**
+
+  Changed return type of ``rte_eth_stats_reset`` from ``void`` to ``int``
+  so the caller may know whether a device supports the operation or not
+  and if the operation was carried out.
+
+* **Added a new driver for Marvell Armada 7k/8k devices.**
+
+  Added the new mrvl net driver for Marvell Armada 7k/8k devices. See the
+  "Network Interface Controller Drivers" document for more details on this new
+  driver.
+
+* **Added SoftNIC PMD.**
+
+  Added new SoftNIC PMD. This virtual device offers applications a software
+  fallback support for traffic management.
+

 * **nfp: Added PF support.**
 
   Previously Netronome's NFP PMD had just support for VFs. PF support is
 * **nfp: Added PF support.**
 
   Previously Netronome's NFP PMD had just support for VFs. PF support is


@@ -64,6 +81,13 @@ New Features
    * Support for Flow API
    * Support for Tx and Rx descriptor status functions
 
    * Support for Flow API
    * Support for Tx and Rx descriptor status functions
 

+* **Updated QAT crypto PMD.**
+
+  Performance enhancements:
+
+  * Removed atomics from the internal queue pair structure.
+  * Coalesce writes to HEAD CSR on response processing.
+

 * **Added IOMMU support to libvhost-user**
 
   Implemented device IOTLB in Vhost-user backend, and enabled Virtio's IOMMU
 * **Added IOMMU support to libvhost-user**
 
   Implemented device IOTLB in Vhost-user backend, and enabled Virtio's IOMMU


@@ -93,6 +117,10 @@ New Features
   ones (e.g. MTU is 1500B). Supported packet types are:
 
   * TCP/IPv4 packets.
   ones (e.g. MTU is 1500B). Supported packet types are:
 
   * TCP/IPv4 packets.

+  * VxLAN packets, which must have an outer IPv4 header, and contain
+    an inner TCP/IPv4 packet.
+  * GRE packets, which must contain an outer IPv4 header, and inner
+    TCP/IPv4 headers.

 
   The GSO library doesn't check if the input packets have correct
   checksums, and doesn't update checksums for output packets.
 
   The GSO library doesn't check if the input packets have correct
   checksums, and doesn't update checksums for output packets.


@@ -174,6 +202,11 @@ API Changes
    Also, make sure to start the actual text at the margin.
    =========================================================
 
    Also, make sure to start the actual text at the margin.
    =========================================================
 

+* **Ethdev device name length increased**
+
+  The size of internal device name is increased to 64 characters
+  to allow for storing longer bus specific name.
+

 * **Service cores API updated for usability**
 
   The service cores API has been changed, removing pointers from the API
 * **Service cores API updated for usability**
 
   The service cores API has been changed, removing pointers from the API


@@ -200,6 +233,17 @@ API Changes
 * ``rte_mem_phy2mch`` was used in Xen dom0 to obtain the physical address;
   remove this API as Xen dom0 support was removed.
 
 * ``rte_mem_phy2mch`` was used in Xen dom0 to obtain the physical address;
   remove this API as Xen dom0 support was removed.
 

+* **Add return value to stats_get dev op API**
+
+  The ``stats_get`` dev op API return value has been changed to be int.
+  By this way PMDs can return an error value in case of failure at stats
+  getting process time.
+
+* **Modified the rte_cryptodev_allocate_driver function in the cryptodev library.**
+
+  The function ``rte_cryptodev_allocate_driver()`` has been modified.
+  An extra parameter ``struct cryptodev_driver *crypto_drv`` has been added.
+

 
 ABI Changes
 -----------
 
 ABI Changes
 -----------


@@ -267,6 +311,7 @@ The libraries prepended with a plus sign were incremented in this version.
      librte_pmd_i40e.so.2
      librte_pmd_ixgbe.so.2
      librte_pmd_ring.so.2
      librte_pmd_i40e.so.2
      librte_pmd_ixgbe.so.2
      librte_pmd_ring.so.2

+   + librte_pmd_softnic.so.1

      librte_pmd_vhost.so.2
      librte_port.so.3
      librte_power.so.1
      librte_pmd_vhost.so.2
      librte_port.so.3
      librte_power.so.1