X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=doc%2Fguides%2Frel_notes%2Frelease_18_11.rst;h=ae5c96fc2bfbb6189c5fda13f3756386e2db7ae3;hb=6e9270eab112d68999a9124866dbfc46cd498d1b;hp=2e71362f6f311062067497ea89055f1c68467e09;hpb=6bc985e4115534deae841c4eb1dd0735935f0d80;p=dpdk.git diff --git a/doc/guides/rel_notes/release_18_11.rst b/doc/guides/rel_notes/release_18_11.rst index 2e71362f6f..ae5c96fc2b 100644 --- a/doc/guides/rel_notes/release_18_11.rst +++ b/doc/guides/rel_notes/release_18_11.rst @@ -60,12 +60,41 @@ New Features memory that was created outside of DPDK's own page allocator, and using that memory natively with any other DPDK library or data structure. +* **Added hot-unplug handle mechanism.** + + ``rte_dev_hotplug_handle_enable`` and ``rte_dev_hotplug_handle_disable`` are + for enabling or disabling hotplug handle mechanism. + +* **Support device multi-process hotplug.** + + Hotplug and hot-unplug for devices will now be supported in multiprocessing + scenario. Any ethdev devices created in the primary process will be regarded + as shared and will be available for all DPDK processes. Synchronization + between processes will be done using DPDK IPC. + +* **Added new Flow API actions to rewrite fields in packet headers.** + + Added new Flow API actions to: + + * Modify source and destination IP addresses in the outermost IPv4/IPv6 + headers. + * Modify source and destination port numbers in the outermost TCP/UDP + headers. + +* **Added new Flow API action to swap MAC addresses in Ethernet header.** + + Added new Flow API action to swap the source and destination MAC + addresses in the outermost Ethernet header. + * **Add support to offload more flow match and actions for CXGBE PMD** Flow API support has been enhanced for CXGBE Poll Mode Driver to offload: * Match items: destination MAC address. - * Action items: push/pop/rewrite vlan header. + * Action items: push/pop/rewrite vlan header, + rewrite IP addresses in outermost IPv4/IPv6 header, + rewrite port numbers in outermost TCP/UDP header, + swap MAC addresses in outermost Ethernet header. * **Added a devarg to use the latest supported vector path in i40e.** A new devarg ``use-latest-supported-vec`` was introduced to allow users to @@ -88,6 +117,12 @@ New Features Added the new enetc driver for NXP enetc platform. See the "ENETC Poll Mode Driver" document for more details on this new driver. +* **Added Ethernet poll mode driver for Aquantia aQtion family of 10G devices.** + + Added the new ``atlantic`` ethernet poll mode driver for Aquantia XGBE devices. + See the :doc:`../nics/atlantic` nic driver guide for more details on this + driver. + * **Updated Solarflare network PMD.** Updated the sfc_efx driver including the following changes: @@ -95,6 +130,15 @@ New Features * Added support for Rx scatter in EF10 datapath implementation. * Added support for Rx descriptor status API in EF10 datapath implementation. * Added support for TSO in EF10 datapath implementation. + * Added support for Tx descriptor status API in EF10 (ef10 and ef10_simple) + datapaths implementation. + +* **Updated the enic driver.** + + * Added AVX2-based vectorized Rx handler. + * Added VLAN and checksum offloads to the simple Tx handler. + * Added the count flow action. + * Enabled the virtual address IOVA mode. * **Updated failsafe driver.** @@ -105,6 +149,63 @@ New Features * Support for runtime Rx and Tx queues setup. * Support multicast MAC address set. +* **Added a devarg to use PCAP interface physical MAC address.** + A new devarg ``phy_mac`` was introduced to allow users to use physical + MAC address of the selected PCAP interface. + +* **Added TAP Rx/Tx queues sharing with a secondary process.** + + A secondary process can attach a TAP device created in the primary process, + probe the queues, and process Rx/Tx in a secondary process. + +* **Added classification and metering support to SoftNIC PMD.** + + Added support for flow classification (rte_flow API), and metering and + policing (rte_mtr API) to the SoftNIC PMD. + +* **Added Crypto support to Softnic PMD.** + + The Softnic is now capable of processing symmetric crypto workloads such + as cipher, cipher-authentication chaining, and aead encryption and + decryption. This is achieved by calling DPDK Cryptodev APIs. + +* **Added cryptodev port to port library.** + + Cryptodev port is a shim layer in the port library that interacts with DPDK + Cryptodev PMDs including burst enqueuing and dequeuing crypto operations. + +* **Added symmetric cryptographic actions to the pipeline library.** + + In the pipeline library an added symmetric crypto action parsing and action + handler are implemented. The action allows automatically preparing the crypto + operation with the rules specified such as algorithm, key, and IV, etc for + the cryptodev port to process. + +* **Added support for GEN3 devices to Intel QAT driver .** + + Added support for the third generation of Intel QuickAssist devices. + +* **Updated the QAT PMD.** + + The QAT PMD was updated with additional support for: + + * AES-CMAC algorithm. + +* **Updated the AESNI MB PMD.** + + The AESNI MB PMD has been updated with additional support for AES-GCM + algorithm support. + +* **Added NXP CAAM JR PMD.** + + Added the new caam job ring driver for NXP platforms. See the + "NXP CAAM JOB RING (caam_jr)" document for more details on this new driver. + +* **Added support for Dynamic Huffman Encoding to Intel QAT comp PMD.** + + The Intel QuickAssist (QAT) compression PMD has been updated with support + for Dynamic Huffman Encoding for the Deflate algorithm. + * **Added Event Ethernet Tx Adapter.** Added event ethernet Tx adapter library that provides configuration and @@ -121,6 +222,44 @@ New Features the SW eventdev PMD, sacrifices load balancing performance to gain better event scheduling throughput and scalability. +* **Added extendable bucket feature to hash library (rte_hash).** + + This new “extendable bucket” feature provides 100% insertion guarantee to + the capacity specified by the user by extending hash table with extra + buckets when needed to accommodate the unlikely event of intensive hash + collisions. In addition, the internal hashing algorithm was changed to use + partial-key hashing to improve memory efficiency and lookup performance. + +* **Added lock free reader/writer concurrency to hash library (rte_hash).** + + Lock free reader/writer concurrency prevents the readers from getting + blocked due to a pre-empted writer thread. This allows the hash library + to be used in scenarios where the writer thread runs on control plane. + +* **Added Traffic Pattern Aware Power Control Library** + + Added an experimental library. This extend Power Library and provide + empty_poll APIs. This feature measure how many times empty_poll are + executed per core, use the number of empty polls as a hint for system + power management. + + See the :doc:`../prog_guide/power_man` section of the DPDK Programmers + Guide document for more information. + +* **Added JSON power policy interface for containers.** + + Extended the Power Library and vm_power_manager sample app to allow power + policies to be submitted via a FIFO using JSON formatted strings. Previously + limited to Virtual Machines, this feature extends power policy functionality + to containers and host applications that need to have their cores frequency + controlled based on the rules contained in the policy. + +* **Added Telemetry API.** + + Added the telemetry API which allows applications to transparently expose + their telemetry via a UNIX socket in JSON. The JSON can be consumed by any + Service Assurance agent, such as CollectD. + * **Added ability to switch queue deferred start flag on testpmd app.** Added a console command to testpmd app, giving ability to switch @@ -172,10 +311,32 @@ API Changes * eal: The parameters of the function ``rte_devargs_remove()`` have changed from bus and device names to ``struct rte_devargs``. +* eal: The deprecated functions attach/detach were removed in 18.11. + ``rte_eal_dev_attach`` can be replaced by + ``rte_dev_probe`` or ``rte_eal_hotplug_add``. + ``rte_eal_dev_detach`` can be replaced by + ``rte_dev_remove`` or ``rte_eal_hotplug_remove``. + +* eal: The scope of ``rte_eal_hotplug_add()``/``rte_dev_probe()`` + and ``rte_eal_hotplug_remove()``/``rte_dev_remove()`` is extended. + In multi-process model, they will guarantee that the device is + attached or detached on all processes. + * mbuf: The ``__rte_mbuf_raw_free()`` and ``__rte_pktmbuf_prefree_seg()`` functions were deprecated since 17.05 and are replaced by ``rte_mbuf_raw_free()`` and ``rte_pktmbuf_prefree_seg()``. +* ethdev: The deprecated functions attach/detach were removed in 18.11. + ``rte_eth_dev_attach`` can be replaced by ``RTE_ETH_FOREACH_MATCHING_DEV`` + and ``rte_dev_probe`` or ``rte_eal_hotplug_add``. + ``rte_eth_dev_detach`` can be replaced by + ``rte_dev_remove`` or ``rte_eal_hotplug_remove``. + +* ethdev: A call to ``rte_eth_dev_release_port()`` has been added in + ``rte_eth_dev_close()``. As a consequence, a closed port is freed + and seen as invalid because of its state ``RTE_ETH_DEV_UNUSED``. + This new behaviour is enabled per driver for a migration period. + * A new device flag, RTE_ETH_DEV_NOLIVE_MAC_ADDR, changes the order of actions inside rte_eth_dev_start regarding MAC set. Some NICs do not support MAC changes once the port has started and with this new device @@ -271,12 +432,12 @@ The libraries prepended with a plus sign were incremented in this version. + librte_bus_vmbus.so.2 librte_cfgfile.so.2 librte_cmdline.so.2 - librte_common_octeontx.so.1 librte_compressdev.so.1 librte_cryptodev.so.5 librte_distributor.so.1 + librte_eal.so.9 - librte_ethdev.so.10 + librte_efd.so.1 + + librte_ethdev.so.11 + librte_eventdev.so.6 librte_flow_classify.so.1 librte_gro.so.1 @@ -289,6 +450,7 @@ The libraries prepended with a plus sign were incremented in this version. librte_latencystats.so.1 librte_lpm.so.2 librte_mbuf.so.4 + librte_member.so.1 librte_mempool.so.5 librte_meter.so.2 librte_metrics.so.1 @@ -300,12 +462,10 @@ The libraries prepended with a plus sign were incremented in this version. librte_pmd_bond.so.2 librte_pmd_i40e.so.2 librte_pmd_ixgbe.so.2 - librte_pmd_dpaa2_cmdif.so.1 librte_pmd_dpaa2_qdma.so.1 librte_pmd_ring.so.2 librte_pmd_softnic.so.1 librte_pmd_vhost.so.2 - + librte_pmd_netvsc.so.1 librte_port.so.3 librte_power.so.1 librte_rawdev.so.1 @@ -315,7 +475,7 @@ The libraries prepended with a plus sign were incremented in this version. librte_security.so.1 librte_table.so.3 librte_timer.so.1 - librte_vhost.so.3 + librte_vhost.so.4 Known Issues