2022-07-09 08:43:09 +00:00
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.. SPDX-License-Identifier: BSD-3-Clause
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Copyright 2022 The DPDK contributors
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.. include:: <isonum.txt>
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DPDK Release 22.11
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==================
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.. **Read this first.**
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The text in the sections below explains how to update the release notes.
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Use proper spelling, capitalization and punctuation in all sections.
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Variable and config names should be quoted as fixed width text:
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``LIKE_THIS``.
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Build the docs and view the output file to ensure the changes are correct::
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ninja -C build doc
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xdg-open build/doc/guides/html/rel_notes/release_22_11.html
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New Features
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------------
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.. This section should contain new features added in this release.
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Sample format:
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* **Add a title in the past tense with a full stop.**
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Add a short 1-2 sentence description in the past tense.
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The description should be enough to allow someone scanning
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the release notes to understand the new feature.
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If the feature adds a lot of sub-features you can use a bullet list
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like this:
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* Added feature foo to do something.
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* Enhanced feature bar to do something else.
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Refer to the previous release notes for examples.
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Suggested order in release notes items:
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* Core libs (EAL, mempool, ring, mbuf, buses)
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* Device abstraction libs and PMDs (ordered alphabetically by vendor name)
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- ethdev (lib, PMDs)
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- cryptodev (lib, PMDs)
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- eventdev (lib, PMDs)
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- etc
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* Other libs
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* Apps, Examples, Tools (if significant)
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This section is a comment. Do not overwrite or remove it.
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Also, make sure to start the actual text at the margin.
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=======================================================
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2022-10-04 15:40:42 +00:00
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* **Added initial LoongArch architecture support.**
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Added EAL implementation for LoongArch architecture.
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The initial devices the porting was tested on included Loongson 3A5000,
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Loongson 3C5000 and Loongson 3C5000L.
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In theory this implementation should work with any target based on
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``LoongArch`` ISA.
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2022-10-07 17:29:19 +00:00
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* **Added support for multiple mbuf pools per ethdev Rx queue.**
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The capability allows application to provide many mempools
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of different size, and PMD and/or NIC to choose a memory pool
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based on the packet's length and/or Rx buffers availability.
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2022-10-04 09:02:57 +00:00
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* **Added support for congestion management in ethdev.**
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Added new API functions ``rte_eth_cman_config_init()``,
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``rte_eth_cman_config_get()``, ``rte_eth_cman_config_set()``,
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``rte_eth_cman_info_get()`` to support congestion management.
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2022-10-09 20:25:38 +00:00
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* **Added protocol header based buffer split.**
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* Added ``rte_eth_buffer_split_get_supported_hdr_ptypes()`` to get supported
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header protocols to split at.
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ethdev: introduce protocol-based buffer split
Currently, Rx buffer split supports length based split. With Rx queue
offload RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT enabled and Rx packet segment
configured, PMD will be able to split the received packets into
multiple segments.
However, length based buffer split is not suitable for NICs that do split
based on protocol headers. Given an arbitrarily variable length in Rx
packet segment, it is almost impossible to pass a fixed protocol header to
driver. Besides, the existence of tunneling results in the composition of
a packet is various, which makes the situation even worse.
This patch extends current buffer split to support protocol header based
buffer split. A new proto_hdr field is introduced in the reserved field
of rte_eth_rxseg_split structure to specify protocol header. The proto_hdr
field defines the split position of packet, splitting will always happen
after the protocol header defined in the Rx packet segment. When Rx queue
offload RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT is enabled and corresponding
protocol header is configured, driver will split the ingress packets into
multiple segments.
Examples for proto_hdr field defines:
To split after ETH-IPV4-UDP, it should be defined as
proto_hdr = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
RTE_PTYPE_L4_UDP
For inner ETH-IPV4-UDP, it should be defined as
proto_hdr = RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER |
RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | RTE_PTYPE_INNER_L4_UDP
If the protocol header is repeated with the previously defined one,
the repeated part should be omitted. For example, split after ETH, ETH-IPV4
and ETH-IPV4-UDP, it should be defined as
proto_hdr0 = RTE_PTYPE_L2_ETHER
proto_hdr1 = RTE_PTYPE_L3_IPV4_EXT_UNKNOWN
proto_hdr2 = RTE_PTYPE_L4_UDP
If protocol header split can be supported by a PMD, the
rte_eth_buffer_split_get_supported_hdr_ptypes function can
be used to obtain a list of these protocol headers.
For example, let's suppose we configured the Rx queue with the
following segments:
seg0 - pool0, proto_hdr0=RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4,
off0=2B
seg1 - pool1, proto_hdr1=RTE_PTYPE_L4_UDP, off1=128B
seg2 - pool2, proto_hdr2=0, off1=0B
The packet consists of ETH_IPV4_UDP_PAYLOAD will be split like
following:
seg0 - ipv4 header @ RTE_PKTMBUF_HEADROOM + 2 in mbuf from pool0
seg1 - udp header @ 128 in mbuf from pool1
seg2 - payload @ 0 in mbuf from pool2
Now buffer split can be configured in two modes. User can choose length
or protocol header to configure buffer split according to NIC's
capability. For length based buffer split, the mp, length, offset field
in Rx packet segment should be configured, while the proto_hdr field
must be 0. For protocol header based buffer split, the mp, offset,
proto_hdr field in Rx packet segment should be configured, while the
length field must be 0.
Note: When protocol header split is enabled, NIC may receive packets
which do not match all the protocol headers within the Rx segments.
At this point, NIC will have two possible split behaviors according to
matching results, one is exact match, another is longest match.
The split result of NIC must belong to one of them.
The exact match means NIC only do split when the packets exactly match all
the protocol headers in the segments. Otherwise, the whole packet will be
put into the last valid mempool. The longest match means NIC will do split
until packets mismatch the protocol header in the segments. The rest will
be put into the last valid pool.
Pseudo-code for exact match:
FOR each seg in segs except last one
IF proto_hdr is not matched THEN
BREAK
END IF
END FOR
IF loop breaked THEN
put whole pkt in last seg
ELSE
put protocol header in each seg
put everything else in last seg
END IF
Pseudo-code for longest match:
FOR each seg in segs except last one
IF proto_hdr is matched THEN
put protocol header in seg
ELSE
BREAK
END IF
END FOR
put everything else in last seg
Signed-off-by: Yuan Wang <yuanx.wang@intel.com>
Signed-off-by: Xuan Ding <xuan.ding@intel.com>
Signed-off-by: Wenxuan Wu <wenxuanx.wu@intel.com>
Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
2022-10-09 20:25:39 +00:00
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* Supported protocol-based buffer split using added ``proto_hdr``
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in structure ``rte_eth_rxseg_split``.
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2022-10-09 20:25:38 +00:00
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2022-10-06 12:05:12 +00:00
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* **Added ethdev Rx/Tx descriptor dump API.**
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Added the ethdev Rx/Tx descriptor dump API which provides functions
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for querying descriptor from device.
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The descriptor information differs in different NICs.
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The information demonstrates I/O process which is important for debug.
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The dump format is vendor-specific.
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ethdev: introduce hairpin memory capabilities
Before this patch, implementation details and configuration of hairpin
queues were decided internally by the PMD. Applications had no control
over the configuration of Rx and Tx hairpin queues, despite number of
descriptors, explicit Tx flow mode and disabling automatic binding.
This patch addresses that by adding:
- Hairpin queue capabilities reported by PMDs.
- New configuration options for Rx and Tx hairpin queues.
Main goal of this patch is to allow applications to provide
configuration hints regarding placement of hairpin queues.
These hints specify whether buffers of hairpin queues should be placed
in host memory or in dedicated device memory. Different memory options
may have different performance characteristics and hairpin configuration
should be fine-tuned to the specific application and use case.
This patch introduces new hairpin queue configuration options through
rte_eth_hairpin_conf struct, allowing to tune Rx and Tx hairpin queues
memory configuration. Hairpin configuration is extended with the
following fields:
- use_locked_device_memory - If set, PMD will use specialized on-device
memory to store RX or TX hairpin queue data.
- use_rte_memory - If set, PMD will use DPDK-managed memory to store RX
or TX hairpin queue data.
- force_memory - If set, PMD will be forced to use provided memory
settings. If no appropriate resources are available, then device start
will fail. If unset and no resources are available, PMD will fallback
to using default type of resource for given queue.
If application chooses to use PMD default memory configuration, all of
these flags should remain unset.
Hairpin capabilities are also extended, to allow verification of support
of given hairpin memory configurations. Struct rte_eth_hairpin_cap is
extended with two additional fields of type rte_eth_hairpin_queue_cap:
- rx_cap - memory capabilities of hairpin RX queues.
- tx_cap - memory capabilities of hairpin TX queues.
Struct rte_eth_hairpin_queue_cap exposes whether given queue type
supports use_locked_device_memory and use_rte_memory flags.
Signed-off-by: Dariusz Sosnowski <dsosnowski@nvidia.com>
2022-10-06 11:00:58 +00:00
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* **Added ethdev hairpin memory configuration options.**
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Added new configuration flags for hairpin queues in ``rte_eth_hairpin_conf``:
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* ``use_locked_device_memory``
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* ``use_rte_memory``
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* ``force_memory``
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Each flag has a corresponding capability flag
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in ``struct rte_eth_hairpin_queue_cap``.
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2022-09-20 07:10:36 +00:00
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* **Added configuration for asynchronous flow connection tracking.**
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Added connection tracking action number hint to ``rte_flow_configure``
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and ``rte_flow_info_get``.
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PMD can prepare the connection tracking resources according to the hint.
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2022-09-20 07:11:41 +00:00
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* **Added support for queue-based async query in flow API.**
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Added new function ``rte_flow_async_action_handle_query()``,
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to query the action asynchronously.
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2022-09-26 14:57:39 +00:00
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* **Extended metering and marking support in the flow API.**
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* Added METER_COLOR item to match color marker set by a meter.
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2022-09-26 14:57:40 +00:00
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* Added ability to set color marker via modify field flow API.
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2022-09-26 14:57:41 +00:00
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* Added meter API to get a pointer to profile/policy by their ID.
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2022-09-26 14:57:42 +00:00
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* Added METER_MARK action for metering with lockless profile/policy access.
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2022-09-26 14:57:39 +00:00
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2022-10-03 16:34:49 +00:00
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* **Added flow offload action to route packets to kernel.**
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Added new flow action which allows application to re-route packets
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directly to the kernel without software involvement.
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2022-10-06 06:26:54 +00:00
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* **Updated AF_XDP driver.**
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* Made compatible with libbpf v0.8.0 (when used with libxdp).
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2022-09-07 05:10:37 +00:00
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* **Updated Intel iavf driver.**
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* Added flow subscription support.
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2022-10-09 20:25:41 +00:00
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* **Updated Intel ice driver.**
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* Added protocol based buffer split support in scalar path.
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2022-08-12 19:18:19 +00:00
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* **Updated Marvell cnxk driver.**
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* Added support for flow action REPRESENTED_PORT.
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2022-10-05 23:21:51 +00:00
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* **Added Microsoft mana driver.**
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2022-09-26 06:59:48 +00:00
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* **Updated Netronome nfp driver.**
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Added the needed data structures and logics to support flow API offload:
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* Added the support of flower firmware.
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* Added the flower service infrastructure.
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2022-09-26 06:59:52 +00:00
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* Added the control message interactive channels between PMD and firmware.
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2022-09-26 06:59:53 +00:00
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* Added the support of representor port.
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2022-09-26 06:59:48 +00:00
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2022-08-12 19:18:18 +00:00
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* **Updated NXP dpaa2 driver.**
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* Added support for flow action REPRESENTED_PORT.
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2022-09-02 03:00:11 +00:00
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* **Updated Wangxun ngbe driver.**
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* Added support to set device link down/up.
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2022-09-28 12:22:53 +00:00
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* **Added support for MACsec in rte_security.**
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Added MACsec transform for rte_security session and added new API
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to configure security associations (SA) and secure channels (SC).
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2022-09-28 13:18:00 +00:00
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* **Added new algorithms to cryptodev.**
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2022-09-28 13:18:01 +00:00
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* Added symmetric hash algorithm ShangMi 3 (SM3).
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2022-09-28 13:18:00 +00:00
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* Added symmetric cipher algorithm ShangMi 4 (SM4) in ECB, CBC and CTR modes.
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2022-09-30 09:41:07 +00:00
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* **Updated Intel QuickAssist Technology (QAT) symmetric crypto driver.**
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2022-09-30 09:41:08 +00:00
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* Added support for SM3 hash algorithm.
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2022-09-30 09:41:07 +00:00
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* Added support for SM4 encryption algorithm in ECB, CBC and CTR modes.
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2022-08-09 10:53:39 +00:00
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* **Updated Marvell cnxk crypto driver.**
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* Added AES-CCM support in lookaside protocol (IPsec) for CN9K & CN10K.
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2022-08-09 10:53:56 +00:00
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* Added AES & DES DOCSIS algorithm support in lookaside crypto for CN9K.
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2022-08-09 10:53:39 +00:00
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2022-08-24 15:58:26 +00:00
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* **Updated aesni_mb crypto driver.**
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* Added support for 8-byte and 16-byte tags for ZUC-EIA3-256.
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2022-10-04 17:16:54 +00:00
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* **Added bbdev operation for FFT processing.**
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Added a new operation type in bbdev for FFT processing with new functions
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``rte_bbdev_enqueue_fft_ops``, ``rte_bbdev_dequeue_fft_ops``,
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and related structures.
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2022-08-29 08:14:31 +00:00
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* **Added eventdev adapter instance get API.**
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* Added ``rte_event_eth_rx_adapter_instance_get`` to get Rx adapter
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instance ID for specified ethernet device ID and Rx queue index.
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2022-08-29 08:14:34 +00:00
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* Added ``rte_event_eth_tx_adapter_instance_get`` to get Tx adapter
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instance ID for specified ethernet device ID and Tx queue index.
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2022-09-26 02:04:12 +00:00
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* **Added eventdev Tx adapter queue start/stop API.**
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* Added ``rte_event_eth_tx_adapter_queue_start`` to start
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enqueueing packets to the Tx queue by Tx adapter.
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* Added ``rte_event_eth_tx_adapter_queue_stop`` to stop the Tx Adapter
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from enqueueing any packets to the Tx queue.
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2022-10-01 00:42:12 +00:00
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* **Added event crypto adapter vectorization support.**
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Added support to aggregate crypto operations processed by event crypto adapter
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into single event containing ``rte_event_vector``
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whose event type is ``RTE_EVENT_TYPE_CRYPTODEV_VECTOR``.
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member: add NitroSketch mode
Sketching algorithm provide high-fidelity approximate measurements and
appears as a promising alternative to traditional approaches such as
packet sampling.
NitroSketch [1] is a software sketching framework that optimizes
performance, provides accuracy guarantees, and supports a variety of
sketches.
This commit adds a new data structure called sketch into
membership library. This new data structure is an efficient
way to profile the traffic for heavy hitters. Also use min-heap
structure to maintain the top-k flow keys.
[1] Zaoxing Liu, Ran Ben-Basat, Gil Einziger, Yaron Kassner, Vladimir
Braverman, Roy Friedman, Vyas Sekar, "NitroSketch: Robust and General
Sketch-based Monitoring in Software Switches", in ACM SIGCOMM 2019.
https://dl.acm.org/doi/pdf/10.1145/3341302.3342076
Signed-off-by: Alan Liu <zaoxingliu@gmail.com>
Signed-off-by: Yipeng Wang <yipeng1.wang@intel.com>
Signed-off-by: Leyi Rong <leyi.rong@intel.com>
Tested-by: Yu Jiang <yux.jiang@intel.com>
2022-09-16 03:03:16 +00:00
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* **Added NitroSketch in membership library.**
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Added a new data structure called sketch into membership library,
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to profile the traffic efficiently.
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NitroSketch provides high-fidelity approximate measurements
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and appears as a promising alternative to traditional approaches
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such as packet sampling.
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2022-10-06 09:38:01 +00:00
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* **Added Intel uncore frequency control API to the power library.**
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Added API to allow uncore frequency adjustment.
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This is done through manipulating related uncore frequency control
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sysfs entries to adjust the minimum and maximum uncore frequency values,
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which works on Linux with Intel hardware only.
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2022-10-01 00:42:12 +00:00
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2022-10-04 19:29:09 +00:00
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* **Rewritten pmdinfo script.**
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The ``dpdk-pmdinfo.py`` script was rewritten to produce valid JSON only.
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PCI-IDs parsing has been removed.
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To get a similar output to the (now removed) ``-r/--raw`` flag,
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the following command may be used:
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.. code-block:: sh
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strings $dpdk_binary_or_driver | sed -n 's/^PMD_INFO_STRING= //p'
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2022-07-09 08:43:09 +00:00
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Removed Items
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-------------
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.. This section should contain removed items in this release. Sample format:
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* Add a short 1-2 sentence description of the removed item
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in the past tense.
|
|
|
|
|
|
|
|
This section is a comment. Do not overwrite or remove it.
|
|
|
|
Also, make sure to start the actual text at the margin.
|
|
|
|
=======================================================
|
|
|
|
|
2022-09-27 11:46:25 +00:00
|
|
|
* mem: Removed not implemented and deprecated ``rte_malloc_set_limit``.
|
|
|
|
|
2022-08-12 19:18:24 +00:00
|
|
|
* ethdev: removed ``RTE_FLOW_ITEM_TYPE_PF``;
|
|
|
|
use ``RTE_FLOW_ITEM_TYPE_REPRESENTED_PORT``.
|
|
|
|
|
2022-08-12 19:18:25 +00:00
|
|
|
* ethdev: removed ``RTE_FLOW_ITEM_TYPE_VF``;
|
|
|
|
use ``RTE_FLOW_ITEM_TYPE_REPRESENTED_PORT``.
|
|
|
|
|
2022-08-12 19:18:26 +00:00
|
|
|
* ethdev: removed ``RTE_FLOW_ITEM_TYPE_PHY_PORT``;
|
|
|
|
use ``RTE_FLOW_ITEM_TYPE_REPRESENTED_PORT``.
|
|
|
|
|
2022-08-12 19:18:27 +00:00
|
|
|
* ethdev: removed ``RTE_FLOW_ACTION_TYPE_PHY_PORT``;
|
|
|
|
use ``RTE_FLOW_ACTION_TYPE_REPRESENTED_PORT``.
|
|
|
|
|
2022-09-29 09:22:56 +00:00
|
|
|
* ethdev: removed ``OF_SET_MPLS_TTL``, ``OF_DEC_MPLS_TTL``,
|
|
|
|
``OF_SET_NW_TTL``, ``OF_COPY_TTL_OUT`` and ``OF_COPY_TTL_IN``
|
|
|
|
which are not actually supported by any PMD.
|
2022-09-29 09:22:53 +00:00
|
|
|
``MODIFY_FIELD`` action should be used to do packet edits via flow API.
|
|
|
|
|
2022-09-27 11:36:08 +00:00
|
|
|
* vhost: Removed deprecated ``rte_vhost_gpa_to_vva`` and
|
|
|
|
``rte_vhost_get_queue_num`` helpers.
|
|
|
|
|
2022-07-09 08:43:09 +00:00
|
|
|
|
|
|
|
API Changes
|
|
|
|
-----------
|
|
|
|
|
|
|
|
.. This section should contain API changes. Sample format:
|
|
|
|
|
|
|
|
* sample: Add a short 1-2 sentence description of the API change
|
|
|
|
which was announced in the previous releases and made in this release.
|
|
|
|
Start with a scope label like "ethdev:".
|
|
|
|
Use fixed width quotes for ``function_names`` or ``struct_names``.
|
|
|
|
Use the past tense.
|
|
|
|
|
|
|
|
This section is a comment. Do not overwrite or remove it.
|
|
|
|
Also, make sure to start the actual text at the margin.
|
|
|
|
=======================================================
|
|
|
|
|
2022-08-23 14:16:43 +00:00
|
|
|
* eal: RTE_FUNC_PTR_OR_* macros have been marked deprecated and will be removed
|
|
|
|
in the future. Applications can use ``devtools/cocci/func_or_ret.cocci``
|
|
|
|
to update their code.
|
|
|
|
|
2022-09-29 10:51:01 +00:00
|
|
|
* eal: Updated ``rte_eal_remote_launch`` so it returns -EPIPE in case of
|
|
|
|
a read or write error on the pipe, instead of calling ``rte_panic``.
|
|
|
|
|
2022-08-08 21:21:30 +00:00
|
|
|
* eal: Updated return types for rte_{bsf,fls} inline functions
|
|
|
|
to be consistently ``uint32_t``.
|
|
|
|
|
2022-07-28 09:35:56 +00:00
|
|
|
* mempool: Deprecated helper macro ``MEMPOOL_HEADER_SIZE()`` is removed.
|
|
|
|
The replacement macro ``RTE_MEMPOOL_HEADER_SIZE()`` is internal only.
|
|
|
|
|
2022-07-28 09:35:57 +00:00
|
|
|
* mempool: Deprecated macro to register mempool driver
|
|
|
|
``MEMPOOL_REGISTER_OPS()`` is removed. Use replacement macro
|
|
|
|
``RTE_MEMPOOL_REGISTER_OPS()`` instead.
|
|
|
|
|
2022-07-28 09:35:58 +00:00
|
|
|
* mempool: Deprecated macros ``MEMPOOL_PG_NUM_DEFAULT`` and
|
|
|
|
``MEMPOOL_PG_SHIFT_MAX`` are removed. These macros are not used and
|
|
|
|
not required any more.
|
|
|
|
|
2022-08-05 08:02:42 +00:00
|
|
|
* mbuf: Removed deprecated ``PKT_*`` flags.
|
|
|
|
Use corresponding flags with ``RTE_MBUF_F_`` prefix instead.
|
|
|
|
Application can use ``devtools/cocci/prefix_mbuf_offload_flags.cocci``
|
|
|
|
to replace all occurrences of old mbuf flags in C code.
|
|
|
|
|
2022-10-04 14:58:50 +00:00
|
|
|
* bus: Changed the device numa node to -1 when NUMA information is unavailable.
|
|
|
|
The ``dev->device.numa_node`` field is set by each bus driver for
|
|
|
|
every device it manages to indicate on which NUMA node this device lies.
|
|
|
|
When this information is unknown, the assigned value was not consistent
|
|
|
|
across the bus drivers. This similarly impacts ``rte_eth_dev_socket_id()``.
|
|
|
|
|
2022-07-28 15:26:35 +00:00
|
|
|
* bus: Registering a bus has been marked as an internal API.
|
|
|
|
External users may still register their bus using the ``bus_driver.h``
|
|
|
|
driver header (see ``enable_driver_sdk`` meson option).
|
|
|
|
The ``rte_bus`` object is now opaque and must be manipulated through added
|
|
|
|
accessors.
|
|
|
|
|
2022-07-28 15:26:31 +00:00
|
|
|
* drivers: Registering a driver on the ``auxiliary``, ``ifpga``, ``pci``,
|
2022-07-28 15:26:32 +00:00
|
|
|
``vdev``, ``vmbus`` buses has been marked as an internal API.
|
2022-07-28 15:26:25 +00:00
|
|
|
External users may still register their driver using the associated driver
|
|
|
|
headers (see ``enable_driver_sdk`` meson option).
|
2022-07-28 15:26:40 +00:00
|
|
|
The ``rte_driver`` and ``rte_device`` objects are now opaque and must be
|
|
|
|
manipulated through added accessors.
|
2022-07-28 15:26:25 +00:00
|
|
|
|
2022-08-04 19:05:53 +00:00
|
|
|
* ethdev: Removed deprecated macros. Applications can use ``devtools/cocci/namespace_ethdev.cocci``
|
|
|
|
to update their code.
|
|
|
|
|
|
|
|
* Removed deprecated ``ETH_LINK_SPEED_*``, ``ETH_SPEED_NUM_*`` and ``ETH_LINK_*``
|
|
|
|
(duplex-related) defines. Use corresponding defines with ``RTE_`` prefix
|
|
|
|
instead.
|
|
|
|
|
2022-08-04 19:05:54 +00:00
|
|
|
* Removed deprecated ``ETH_MQ_RX_*`` and ``ETH_MQ_TX_*`` defines.
|
|
|
|
Use corresponding defines with ``RTE_`` prefix instead.
|
|
|
|
|
2022-08-04 19:05:55 +00:00
|
|
|
* Removed deprecated ``ETH_RSS_*`` defines for hash function and
|
|
|
|
RETA size specification. Use corresponding defines with ``RTE_`` prefix
|
|
|
|
instead.
|
|
|
|
|
2022-08-04 19:05:56 +00:00
|
|
|
* Removed deprecated ``DEV_RX_OFFLOAD_*`` and ``DEV_TX_OFFLOAD_``
|
|
|
|
defines. Use corresponding defines with ``RTE_ETH_RX_OFFLOAD_`` and
|
|
|
|
``RTE_ETH_TX_OFFLOAD_`` prefix instead.
|
|
|
|
|
2022-08-04 19:05:57 +00:00
|
|
|
* Removed deprecated ``ETH_DCB_*``, ``ETH_VMDQ_``, ``ETH_*_TCS``,
|
|
|
|
``ETH_*_POOLS`` and ``ETH_MAX_VMDQ_POOL`` defines. Use corresponding
|
|
|
|
defines with ``RTE_`` prefix instead.
|
|
|
|
|
2022-08-04 19:05:58 +00:00
|
|
|
* Removed deprecated ``RTE_TUNNEL_*`` defines. Use corresponding
|
|
|
|
defines with ``RTE_ETH_TUNNEL_`` prefix instead.
|
|
|
|
|
2022-08-04 19:05:59 +00:00
|
|
|
* Removed deprecated ``RTE_FC_*`` defines. Use corresponding
|
|
|
|
defines with ``RTE_ETH_FC_`` prefix instead.
|
|
|
|
|
2022-08-04 19:06:00 +00:00
|
|
|
* Removed deprecated ``ETH_VLAN_*`` and ``ETH_QINQ_`` defines.
|
|
|
|
Use corresponding defines with ``RTE_`` prefix instead.
|
|
|
|
|
2022-08-04 19:06:01 +00:00
|
|
|
* Removed deprecated ``ETH_NUM_RECEIVE_MAC_ADDR`` define.
|
|
|
|
Use corresponding define with ``RTE_`` prefix instead.
|
|
|
|
|
2022-08-04 19:06:02 +00:00
|
|
|
* Removed deprecated ``PKT_{R,T}X_DYNF_METADATA`` defines.
|
|
|
|
Use corresponding defines ``RTE_MBUF_DYNFLAG_{R,T}X_METADATA`` instead.
|
|
|
|
|
2022-08-03 11:13:58 +00:00
|
|
|
* ethdev: Removed deprecated Flow Director configuration from device
|
|
|
|
configuration (``dev_conf.fdir_conf``). Moved corresponding structures
|
|
|
|
to internal API since some drivers still use it internally.
|
|
|
|
|
2022-08-12 03:13:13 +00:00
|
|
|
* ethdev: Removed the Rx offload flag ``RTE_ETH_RX_OFFLOAD_HEADER_SPLIT``
|
|
|
|
and field ``split_hdr_size`` from the structure ``rte_eth_rxmode``
|
|
|
|
used to configure header split.
|
|
|
|
Instead, user can still use ``RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT``
|
|
|
|
for per-queue packet split offload,
|
|
|
|
which is configured by ``rte_eth_rxseg_split``.
|
|
|
|
|
ethdev: introduce protocol-based buffer split
Currently, Rx buffer split supports length based split. With Rx queue
offload RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT enabled and Rx packet segment
configured, PMD will be able to split the received packets into
multiple segments.
However, length based buffer split is not suitable for NICs that do split
based on protocol headers. Given an arbitrarily variable length in Rx
packet segment, it is almost impossible to pass a fixed protocol header to
driver. Besides, the existence of tunneling results in the composition of
a packet is various, which makes the situation even worse.
This patch extends current buffer split to support protocol header based
buffer split. A new proto_hdr field is introduced in the reserved field
of rte_eth_rxseg_split structure to specify protocol header. The proto_hdr
field defines the split position of packet, splitting will always happen
after the protocol header defined in the Rx packet segment. When Rx queue
offload RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT is enabled and corresponding
protocol header is configured, driver will split the ingress packets into
multiple segments.
Examples for proto_hdr field defines:
To split after ETH-IPV4-UDP, it should be defined as
proto_hdr = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
RTE_PTYPE_L4_UDP
For inner ETH-IPV4-UDP, it should be defined as
proto_hdr = RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER |
RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | RTE_PTYPE_INNER_L4_UDP
If the protocol header is repeated with the previously defined one,
the repeated part should be omitted. For example, split after ETH, ETH-IPV4
and ETH-IPV4-UDP, it should be defined as
proto_hdr0 = RTE_PTYPE_L2_ETHER
proto_hdr1 = RTE_PTYPE_L3_IPV4_EXT_UNKNOWN
proto_hdr2 = RTE_PTYPE_L4_UDP
If protocol header split can be supported by a PMD, the
rte_eth_buffer_split_get_supported_hdr_ptypes function can
be used to obtain a list of these protocol headers.
For example, let's suppose we configured the Rx queue with the
following segments:
seg0 - pool0, proto_hdr0=RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4,
off0=2B
seg1 - pool1, proto_hdr1=RTE_PTYPE_L4_UDP, off1=128B
seg2 - pool2, proto_hdr2=0, off1=0B
The packet consists of ETH_IPV4_UDP_PAYLOAD will be split like
following:
seg0 - ipv4 header @ RTE_PKTMBUF_HEADROOM + 2 in mbuf from pool0
seg1 - udp header @ 128 in mbuf from pool1
seg2 - payload @ 0 in mbuf from pool2
Now buffer split can be configured in two modes. User can choose length
or protocol header to configure buffer split according to NIC's
capability. For length based buffer split, the mp, length, offset field
in Rx packet segment should be configured, while the proto_hdr field
must be 0. For protocol header based buffer split, the mp, offset,
proto_hdr field in Rx packet segment should be configured, while the
length field must be 0.
Note: When protocol header split is enabled, NIC may receive packets
which do not match all the protocol headers within the Rx segments.
At this point, NIC will have two possible split behaviors according to
matching results, one is exact match, another is longest match.
The split result of NIC must belong to one of them.
The exact match means NIC only do split when the packets exactly match all
the protocol headers in the segments. Otherwise, the whole packet will be
put into the last valid mempool. The longest match means NIC will do split
until packets mismatch the protocol header in the segments. The rest will
be put into the last valid pool.
Pseudo-code for exact match:
FOR each seg in segs except last one
IF proto_hdr is not matched THEN
BREAK
END IF
END FOR
IF loop breaked THEN
put whole pkt in last seg
ELSE
put protocol header in each seg
put everything else in last seg
END IF
Pseudo-code for longest match:
FOR each seg in segs except last one
IF proto_hdr is matched THEN
put protocol header in seg
ELSE
BREAK
END IF
END FOR
put everything else in last seg
Signed-off-by: Yuan Wang <yuanx.wang@intel.com>
Signed-off-by: Xuan Ding <xuan.ding@intel.com>
Signed-off-by: Wenxuan Wu <wenxuanx.wu@intel.com>
Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
2022-10-09 20:25:39 +00:00
|
|
|
* ethdev: The ``reserved`` field in the ``rte_eth_rxseg_split`` structure is
|
|
|
|
replaced with ``proto_hdr`` to support protocol header based buffer split.
|
|
|
|
User can choose length or protocol header to configure buffer split
|
|
|
|
according to NIC's capability.
|
|
|
|
|
2022-09-28 05:51:58 +00:00
|
|
|
* ethdev: Changed the type of the parameter ``rate`` of the function
|
|
|
|
``rte_eth_set_queue_rate_limit()`` from ``uint16_t`` to ``uint32_t``
|
|
|
|
to support more than 64 Gbps.
|
|
|
|
Changed the type of the parameter ``tx_rate`` of the functions
|
|
|
|
``rte_pmd_bnxt_set_vf_rate_limit()`` and
|
|
|
|
``rte_pmd_ixgbe_set_vf_rate_limit()`` in the same way for consistency.
|
|
|
|
|
2022-08-12 19:18:15 +00:00
|
|
|
* ethdev: Promoted ``rte_eth_rx_metadata_negotiate()``
|
|
|
|
from experimental to stable.
|
|
|
|
|
2022-08-12 19:18:16 +00:00
|
|
|
* ethdev: Promoted the following flow primitives
|
|
|
|
from experimental to stable:
|
|
|
|
|
|
|
|
- ``RTE_FLOW_ACTION_TYPE_PORT_REPRESENTOR``
|
|
|
|
- ``RTE_FLOW_ACTION_TYPE_REPRESENTED_PORT``
|
|
|
|
- ``RTE_FLOW_ITEM_TYPE_PORT_REPRESENTOR``
|
|
|
|
- ``RTE_FLOW_ITEM_TYPE_REPRESENTED_PORT``
|
|
|
|
|
2022-08-12 19:18:17 +00:00
|
|
|
* ethdev: Promoted ``rte_flow_pick_transfer_proxy()``
|
|
|
|
from experimental to stable.
|
|
|
|
|
2022-09-30 09:42:48 +00:00
|
|
|
* ethdev: Banned the use of attributes ``ingress``/``egress`` in "transfer"
|
|
|
|
flows, as the final step of deprecation process that had been started
|
|
|
|
in DPDK 21.11. See items ``PORT_REPRESENTOR``, ``REPRESENTED_PORT``.
|
|
|
|
|
2022-10-04 17:37:06 +00:00
|
|
|
* cryptodev: The structure ``rte_cryptodev_sym_session`` was made internal.
|
|
|
|
The API ``rte_cryptodev_sym_session_init`` and ``rte_cryptodev_sym_session_clear``
|
|
|
|
were removed and user would only need to call ``rte_cryptodev_sym_session_create``
|
|
|
|
and ``rte_cryptodev_sym_session_free`` to create/destroy sessions.
|
|
|
|
The API ``rte_cryptodev_sym_session_create`` was updated to take a single mempool
|
|
|
|
with element size big enough to hold session data and session private data.
|
|
|
|
All sample applications were updated to attach an opaque pointer for the session
|
|
|
|
to the ``rte_crypto_op`` while enqueuing.
|
|
|
|
|
2022-10-04 17:37:09 +00:00
|
|
|
* security: The structure ``rte_security_session`` was made internal
|
|
|
|
and corresponding functions were updated to take/return an opaque session pointer.
|
|
|
|
The API ``rte_security_session_create`` was updated to take only one mempool
|
|
|
|
which has enough space to hold session and driver private data.
|
|
|
|
|
2022-09-28 12:22:53 +00:00
|
|
|
* security: MACsec support is added which resulted in updates
|
|
|
|
to structures ``rte_security_macsec_xform``, ``rte_security_macsec_stats``
|
|
|
|
and security capability structure ``rte_security_capability``
|
|
|
|
to accommodate MACsec capabilities.
|
|
|
|
|
2022-08-12 08:58:36 +00:00
|
|
|
* security: The experimental API ``rte_security_get_userdata`` was being unused
|
|
|
|
by most of the drivers and it was retrieving userdata from mbuf dynamic field.
|
|
|
|
The API is now removed and the application can directly get the userdata from
|
|
|
|
mbuf dynamic field.
|
|
|
|
|
2022-10-01 00:42:12 +00:00
|
|
|
* eventdev: The function ``rte_event_crypto_adapter_queue_pair_add`` was updated
|
|
|
|
to accept configuration of type ``rte_event_crypto_adapter_queue_conf``
|
|
|
|
instead of ``rte_event``,
|
|
|
|
similar to ``rte_event_eth_rx_adapter_queue_add`` signature.
|
|
|
|
Event will be one of the configuration fields,
|
|
|
|
together with additional vector parameters.
|
|
|
|
|
2022-10-13 09:15:28 +00:00
|
|
|
* eventdev: The function pointer definition ``eventdev_stop_flush_t``
|
|
|
|
is renamed to ``rte_eventdev_stop_flush_t``
|
|
|
|
to avoid conflicts with application symbols.
|
|
|
|
|
2022-10-13 11:35:01 +00:00
|
|
|
* eventdev: The data type of the ID parameter in the functions
|
|
|
|
``rte_event_dev_xstats_names_get``, ``rte_event_dev_xstats_get``,
|
|
|
|
``rte_event_dev_xstats_by_name_get`` and ``rte_event_dev_xstats_reset``
|
|
|
|
is changed to ``uint64_t`` from ``unsigned int`` and ``uint32_t``.
|
|
|
|
|
2022-09-29 09:38:29 +00:00
|
|
|
* metrics: Updated ``rte_metrics_init`` so it returns an error code instead
|
|
|
|
of calling ``rte_exit``.
|
|
|
|
|
2022-09-09 09:35:19 +00:00
|
|
|
* telemetry: The allowed characters in names for dictionary values
|
|
|
|
are now limited to alphanumeric characters and a small subset of additional
|
|
|
|
printable characters.
|
|
|
|
This will ensure that all dictionary parameter names can be output
|
|
|
|
without escaping in JSON - or in any future output format used.
|
|
|
|
Names for the telemetry commands are now similarly limited.
|
|
|
|
The parameters for telemetry commands are unaffected by this change.
|
|
|
|
|
2022-07-28 15:26:17 +00:00
|
|
|
* raw/ifgpa: The function ``rte_pmd_ifpga_get_pci_bus`` has been removed.
|
|
|
|
|
2022-07-09 08:43:09 +00:00
|
|
|
|
|
|
|
ABI Changes
|
|
|
|
-----------
|
|
|
|
|
|
|
|
.. This section should contain ABI changes. Sample format:
|
|
|
|
|
|
|
|
* sample: Add a short 1-2 sentence description of the ABI change
|
|
|
|
which was announced in the previous releases and made in this release.
|
|
|
|
Start with a scope label like "ethdev:".
|
|
|
|
Use fixed width quotes for ``function_names`` or ``struct_names``.
|
|
|
|
Use the past tense.
|
|
|
|
|
|
|
|
This section is a comment. Do not overwrite or remove it.
|
|
|
|
Also, make sure to start the actual text at the margin.
|
|
|
|
=======================================================
|
|
|
|
|
2022-09-26 10:03:14 +00:00
|
|
|
* eal: Updated EAL thread names from ``lcore-worker-<lcore_id>`` to
|
|
|
|
``rte-worker-<lcore_id>`` so that DPDK can accommodate lcores higher than 99.
|
|
|
|
|
2022-10-07 21:02:09 +00:00
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|
|
* mbuf: Replaced ``buf_iova`` field with ``next`` field and added a new field
|
|
|
|
``dynfield2`` at its place in second cacheline if ``RTE_IOVA_AS_PA`` is 0.
|
|
|
|
|
2022-08-12 19:18:24 +00:00
|
|
|
* ethdev: enum ``RTE_FLOW_ITEM`` was affected by deprecation procedure.
|
|
|
|
|
2022-08-12 19:18:27 +00:00
|
|
|
* ethdev: enum ``RTE_FLOW_ACTION`` was affected by deprecation procedure.
|
|
|
|
|
2022-10-04 17:16:50 +00:00
|
|
|
* bbdev: enum ``rte_bbdev_op_type`` was affected to remove ``RTE_BBDEV_OP_TYPE_COUNT``
|
|
|
|
and to allow for futureproof enum insertion a padded ``RTE_BBDEV_OP_TYPE_SIZE_MAX``
|
|
|
|
macro is added.
|
|
|
|
|
2022-10-04 17:16:51 +00:00
|
|
|
* bbdev: Structure ``rte_bbdev_driver_info`` was updated to add new parameters
|
2022-10-04 17:16:52 +00:00
|
|
|
for queue topology, device status using ``rte_bbdev_device_status``.
|
2022-10-04 17:16:51 +00:00
|
|
|
|
2022-10-04 17:16:55 +00:00
|
|
|
* bbdev: Structure ``rte_bbdev_queue_data`` was updated to add new parameter
|
|
|
|
for enqueue status using ``rte_bbdev_enqueue_status``.
|
|
|
|
|
2022-09-14 15:33:17 +00:00
|
|
|
* eventdev: Added ``evtim_drop_count`` field
|
|
|
|
to ``rte_event_timer_adapter_stats`` structure.
|
|
|
|
|
2022-08-10 07:36:52 +00:00
|
|
|
* eventdev: Added ``weight`` and ``affinity`` fields
|
|
|
|
to ``rte_event_queue_conf`` structure.
|
|
|
|
|
2022-10-13 09:15:28 +00:00
|
|
|
* eventdev: The field ``*u64s`` in the structure ``rte_event_vector`` is replaced
|
|
|
|
with ``u64s`` as the field is supposed to hold array of uint64_t values.
|
|
|
|
|
|
|
|
* eventdev: The structure ``rte_event_vector`` was updated to include a new bit
|
|
|
|
field ``elem_offset:12``. The bits are taken from the bitfield ``rsvd:15``.
|
|
|
|
|
2022-07-09 08:43:09 +00:00
|
|
|
|
|
|
|
Known Issues
|
|
|
|
------------
|
|
|
|
|
|
|
|
.. This section should contain new known issues in this release. Sample format:
|
|
|
|
|
|
|
|
* **Add title in present tense with full stop.**
|
|
|
|
|
|
|
|
Add a short 1-2 sentence description of the known issue
|
|
|
|
in the present tense. Add information on any known workarounds.
|
|
|
|
|
|
|
|
This section is a comment. Do not overwrite or remove it.
|
|
|
|
Also, make sure to start the actual text at the margin.
|
|
|
|
=======================================================
|
|
|
|
|
|
|
|
|
|
|
|
Tested Platforms
|
|
|
|
----------------
|
|
|
|
|
|
|
|
.. This section should contain a list of platforms that were tested
|
|
|
|
with this release.
|
|
|
|
|
|
|
|
The format is:
|
|
|
|
|
|
|
|
* <vendor> platform with <vendor> <type of devices> combinations
|
|
|
|
|
|
|
|
* List of CPU
|
|
|
|
* List of OS
|
|
|
|
* List of devices
|
|
|
|
* Other relevant details...
|
|
|
|
|
|
|
|
This section is a comment. Do not overwrite or remove it.
|
|
|
|
Also, make sure to start the actual text at the margin.
|
|
|
|
=======================================================
|