X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=doc%2Fguides%2Frel_notes%2Frelease_19_11.rst;h=8ef16cb913c3cd7c189485317fc7c8a54594d3d5;hb=da585123a0ee55b7ec5efab7c6149089c053ab92;hp=67ae6f2a778da1ee3ffc37a208042c9d8d711cfd;hpb=487eec3401b7a1664982f39da139980a4f5b3adc;p=dpdk.git diff --git a/doc/guides/rel_notes/release_19_11.rst b/doc/guides/rel_notes/release_19_11.rst index 67ae6f2a77..8ef16cb913 100644 --- a/doc/guides/rel_notes/release_19_11.rst +++ b/doc/guides/rel_notes/release_19_11.rst @@ -65,6 +65,13 @@ New Features The lock-free stack implementation is enabled for aarch64 platforms. +* **Extended pktmbuf mempool private structure.** + + rte_pktmbuf_pool_private structure was extended to include flags field + for future compatibility. + As per 19.11 release this field is reserved and should be set to 0 + by the user. + * **Changed mempool allocation behaviour.** Objects are no longer across pages by default. @@ -77,6 +84,37 @@ New Features for specific offload features, where adding a static field or flag in the mbuf is not justified. +* **Added hairpin queue.** + + On supported NICs, we can now setup haipin queue which will offload packets + from the wire, backto the wire. + +* **Added flow tag in rte_flow.** + + SET_TAG action and TAG item have been added to support transient flow tag. + +* **Extended metadata support in rte_flow.** + + Flow metadata is extended to both Rx and Tx. + + * Tx metadata can also be set by SET_META action of rte_flow. + * Rx metadata is delivered to host via a dynamic field of ``rte_mbuf`` with + PKT_RX_DYNF_METADATA. + +* **Added ethdev API to set supported packet types** + + * Added new API ``rte_eth_dev_set_ptypes`` that allows an application to + inform PMD about reduced range of packet types to handle. + * This scheme will allow PMDs to avoid lookup to internal ptype table on Rx + and thereby improve Rx performance if application wishes do so. + +* **Added Rx offload flag to enable or disable RSS update** + + * Added new Rx offload flag `DEV_RX_OFFLOAD_RSS_HASH` which can be used to + enable/disable PMDs write to `rte_mbuf::hash::rss`. + * PMDs notify the validity of `rte_mbuf::hash:rss` to the application + by enabling `PKT_RX_RSS_HASH ` flag in `rte_mbuf::ol_flags`. + * **Updated the enic driver.** * Added support for Geneve with options offload. @@ -93,6 +131,16 @@ New Features Added the new PFE driver for the NXP LS1012A platform. See the :doc:`../nics/pfe` NIC driver guide for more details on this new driver. +* **Updated Broadcom bnxt driver.** + + Updated Broadcom bnxt driver with new features and improvements, including: + + * Added support for hot firmware upgrade. + * Added support for error recovery. + * Added support for querying and using COS classification in hardware. + * Added LRO support Thor devices. + * Update HWRM API to version 1.10.1.6 + * **Updated iavf PMD.** Enable AVX2 data path for iavf PMD. @@ -119,8 +167,6 @@ New Features ``rte_eth_tx_burst_mode_get`` that allow an application to retrieve the mode information about RX/TX packet burst such as Scalar or Vector, and Vector technology like AVX2. - Another new function ``rte_eth_burst_mode_option_name`` is - provided for burst mode options stringification. * **Updated the Intel ice driver.** @@ -136,6 +182,7 @@ New Features - Supported new packet type like PPPoE for switch filter. * Supported input set change and symmetric hash by rte_flow RSS action. * Added support for GTP Tx checksum offload. + * Added new device IDs to support E810_XXV devices. * **Added cryptodev asymmetric session-less operation.** @@ -149,7 +196,7 @@ New Features * Enabled SR-IOV - Partially supported at this point, VFIO only. * Supported VLAN filter and VLAN offload. * Supported Unicast MAC filter and Multicast MAC filter. - * Supported Flow director for LACP, VRRP, BGP and so on. + * Supported Flow API for LACP, VRRP, BGP and so on. * Supported FW version get. * **Updated Mellanox mlx5 driver.** @@ -161,6 +208,11 @@ New Features * Added support for VLAN set PCP offload command. * Added support for VLAN set VID offload command. * Added support for matching on packets withe Geneve tunnel header. + * Added hairpin support. + * Added ConnectX6-DX support. + * Flow engine selected based on RDMA Core library version. + DV flow engine selected if version is rdma-core-24.0 or higher. + Verbs flow engine selected otherwise. * **Updated the AF_XDP PMD.** @@ -189,7 +241,16 @@ New Features PDCP support is added to DPAA_SEC and DPAA2_SEC PMDs using rte_security APIs. Support is added for all sequence number sizes for control and user plane. - Test application is updated for unit testing. + Test and test-crypto-perf applications are updated for unit testing. + +* **Updated the AESNI-MB PMD.** + + * Added support for intel-ipsec-mb version 0.53. + +* **Updated the AESNI-GCM PMD.** + + * Added support for intel-ipsec-mb version 0.53. + * Supported in-place chained mbufs on AES-GCM algorithm. * **Enabled Single Pass GCM acceleration on QAT GEN3.** @@ -217,9 +278,13 @@ New Features * **Updated the IPSec library.** - Added SA Database API to ``librte_ipsec``. A new test-sad application is also - introduced to evaluate and perform custom functional and performance tests - for IPsec SAD implementation. + * Added SA Database API to ``librte_ipsec``. A new test-sad application is also + introduced to evaluate and perform custom functional and performance tests + for IPsec SAD implementation. + + * Support fragmented packets in inline crypto processing mode with fallback + ``lookaside-none`` session. Corresponding changes are also added in IPsec + Security Gateway application. * **Introduced FIFO for NTB PMD.** @@ -241,6 +306,34 @@ New Features * Added a console command to testpmd app, ``show port (port_id) ptypes`` which gives ability to print port supported ptypes in different protocol layers. + * Packet type detection disabled by default for the supported PMDs. + +* **Added new example l2fwd-event application.** + + Added an example application `l2fwd-event` that adds event device support to + traditional l2fwd example. It demonstrates usage of poll and event mode IO + mechanism under a single application. + +* **Added build support for Link Time Optimization.** + + LTO is an optimization technique used by the compiler to perform whole + program analysis and optimization at link time. In order to do that + compilers store their internal representation of the source code that + the linker uses at the final stage of compilation process. + + See :doc:`../prog_guide/lto` for more information: + +* **Added IOVA as VA support for KNI.** + + * Added IOVA = VA support for KNI, KNI can operate in IOVA = VA mode when + `iova-mode=va` EAL option is passed to the application or when bus IOVA + scheme is selected as RTE_IOVA_VA. This mode only works on Linux Kernel + versions above 4.9.0. + + * Due to IOVA to KVA address translations, based on the KNI use case there + can be a performance impact. For mitigation, forcing IOVA to PA via EAL + "--iova-mode=pa" option can be used, IOVA_DC bus iommu scheme can also + result in IOVA as PA. Removed Items @@ -255,6 +348,11 @@ Removed Items Also, make sure to start the actual text at the margin. ========================================================= +* Removed library-level ABI versions. These have been replaced with a single + project-level ABI version for non-experimental libraries and an ABI version of + ``0`` for experimental libraries. Review the :doc:`../contributing/abi_policy` + and :doc:`../contributing/abi_versioning` guides for more information. + * Removed duplicated set of commands for Rx offload configuration from testpmd:: port config all crc-strip|scatter|rx-cksum|rx-timestamp| @@ -311,6 +409,11 @@ API Changes * mem: hid the internal ``malloc_heap`` structure and the ``rte_malloc_heap.h`` header. +* vfio: removed ``rte_vfio_dma_map`` and ``rte_vfio_dma_unmap`` that have + been marked as deprecated in release 19.05. + ``rte_vfio_container_dma_map`` and ``rte_vfio_container_dma_unmap`` can + be used as substitutes. + * pci: removed the following functions deprecated since dpdk v17.11: - ``eal_parse_pci_BDF`` replaced by ``rte_pci_addr_parse`` @@ -347,6 +450,21 @@ API Changes * ethdev: changed ``rte_eth_dev_owner_delete`` return value from ``void`` to ``int`` to provide a way to report various error conditions. +* ethdev: The deprecated function ``rte_eth_dev_count`` was removed. + The function ``rte_eth_dev_count_avail`` is a drop-in replacement. + If the intent is to iterate over ports, ``RTE_ETH_FOREACH_*`` macros + are better port iterators. + +* ethdev: RTE_FLOW_ITEM_TYPE_META data endianness altered to host one. + Due to the new dynamic metadata field in mbuf is host-endian either, there + is the minor compatibility issue for applications in case of 32-bit values + supported. + +* ethdev: the tx_metadata mbuf field is moved to dymanic one. + PKT_TX_METADATA flag is replaced with PKT_TX_DYNF_METADATA. + DEV_TX_OFFLOAD_MATCH_METADATA offload flag is removed, now metadata + support in PMD is engaged on dynamic field registration. + * event: The function ``rte_event_eth_tx_adapter_enqueue`` takes an additional input as ``flags``. Flag ``RTE_EVENT_ETH_TX_ADAPTER_ENQUEUE_SAME_DEST`` which has been introduced in this release is used when used when all the packets @@ -373,12 +491,34 @@ ABI Changes Also, make sure to start the actual text at the margin. ========================================================= +* policy: Please note the revisions to the :doc:`../contributing/abi_policy` + introducing major ABI versions, with DPDK 19.11 becoming the first major + version ``v20``. ABI changes to add new features continue to be permitted in + subsequent releases, with the condition that ABI compatibility with the major + ABI version is maintained. + * net: The Ethernet address and other header definitions have changed attributes. They have been modified to be aligned on 2-byte boundaries. These changes should not impact normal usage because drivers naturally align the Ethernet header on receive and all known encapsulations preserve the alignment of the header. +* security: The field ``replay_win_sz`` has been moved from ipsec library + based ``rte_ipsec_sa_prm`` structure to security library based structure + ``rte_security_ipsec_xform``, which specify the Anti replay window size + to enable sequence replay attack handling. + +* ipsec: The field ``replay_win_sz`` has been removed from the structure + ``rte_ipsec_sa_prm`` as it has been added to the security library. + +* ethdev: Added 32-bit fields for maximum LRO aggregated packet size, in + struct ``rte_eth_dev_info`` for the port capability and in struct + ``rte_eth_rxmode`` for the port configuration. + Application should use the new field in struct ``rte_eth_rxmode`` to configure + the requested size. + PMD should use the new field in struct ``rte_eth_dev_info`` to report the + supported port capability. + Shared Library Versions ----------------------- @@ -422,7 +562,7 @@ The libraries prepended with a plus sign were incremented in this version. librte_gso.so.1 librte_hash.so.2 librte_ip_frag.so.1 - librte_ipsec.so.1 + + librte_ipsec.so.2 librte_jobstats.so.1 librte_kni.so.2 librte_kvargs.so.1 @@ -453,7 +593,7 @@ The libraries prepended with a plus sign were incremented in this version. librte_reorder.so.1 librte_ring.so.2 + librte_sched.so.4 - librte_security.so.2 + + librte_security.so.3 librte_stack.so.1 librte_table.so.3 librte_timer.so.1