X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=doc%2Fguides%2Frel_notes%2Fdeprecation.rst;h=dfcca87ab95aa19b196a1b40662f974929d6f899;hb=7009e931d63188719a2e6b0329e9d2a796a2d7fa;hp=b0b992dcb5f268fac4014fc67492e237c06053e4;hpb=b14d192ca1fc7575f415f363990c202cece84e28;p=dpdk.git diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index b0b992dcb5..dfcca87ab9 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -4,9 +4,9 @@ ABI and API Deprecation ======================= -See the :doc:`guidelines document for details of the ABI policy `. -API and ABI deprecation notices are to be posted here. - +See the guidelines document for details of the :doc:`ABI policy +<../contributing/abi_policy>`. API and ABI deprecation notices are to be posted +here. Deprecation Notices ------------------- @@ -44,10 +44,10 @@ Deprecation Notices structure would be made internal (or removed if all dependencies are cleared) in future releases. -* ethdev: The function ``rte_eth_dev_count`` will be removed in DPDK 20.02. - It is replaced by the function ``rte_eth_dev_count_avail``. - If the intent is to iterate over ports, ``RTE_ETH_FOREACH_*`` macros - are better port iterators. +* mempool: starting from v20.05, the API of rte_mempool_populate_iova() + and rte_mempool_populate_virt() will change to return 0 instead + of -EINVAL when there is not enough room to store one object. The ABI + will be preserved until 20.11. * ethdev: the legacy filter API, including ``rte_eth_dev_filter_supported()``, ``rte_eth_dev_filter_ctrl()`` as well @@ -64,34 +64,14 @@ Deprecation Notices - ``rte_eth_dev_stop`` - ``rte_eth_dev_close`` -* ethdev: New offload flags ``DEV_RX_OFFLOAD_RSS_HASH`` and - ``DEV_RX_OFFLOAD_FLOW_MARK`` will be added in 19.11. +* ethdev: New offload flags ``DEV_RX_OFFLOAD_FLOW_MARK`` will be added in 19.11. This will allow application to enable or disable PMDs from updating - ``rte_mbuf::hash::rss`` and ``rte_mbuf::hash::fdir`` respectively. + ``rte_mbuf::hash::fdir``. This scheme will allow PMDs to avoid writes to ``rte_mbuf`` fields on Rx and thereby improve Rx performance if application wishes do so. - In 19.11 PMDs will still update the fields even when the offloads are not + In 19.11 PMDs will still update the field even when the offload is not enabled. -* ethdev: New function ``rte_eth_dev_set_supported_ptypes`` will be added in - 19.11. - This will allow application to request PMD to set specific ptypes defined - through ``rte_eth_dev_set_supported_ptypes`` in ``rte_mbuf::packet_type``. - If application doesn't want any ptype information it can call - ``rte_eth_dev_set_supported_ptypes(ethdev_id, RTE_PTYPE_UNKNOWN)`` and PMD - will set ``rte_mbuf::packet_type`` to ``0``. - If application doesn't call ``rte_eth_dev_set_supported_ptypes`` PMD can - return ``rte_mbuf::packet_type`` with ``rte_eth_dev_get_supported_ptypes``. - If application is interested only in L2/L3 layer, it can inform the PMD - to update ``rte_mbuf::packet_type`` with L2/L3 ptype by calling - ``rte_eth_dev_set_supported_ptypes(ethdev_id, RTE_PTYPE_L2_MASK | RTE_PTYPE_L3_MASK)``. - This scheme will allow PMDs to avoid lookup to internal ptype table on Rx and - thereby improve Rx performance if application wishes do so. - -* ethdev: New 32-bit fields may be added for maximum LRO session size, in - struct ``rte_eth_dev_info`` for the port capability and in struct - ``rte_eth_rxmode`` for the port configuration. - * cryptodev: support for using IV with all sizes is added, J0 still can be used but only when IV length in following structs ``rte_crypto_auth_xform``, ``rte_crypto_aead_xform`` is set to zero. When IV length is greater or equal