X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=doc%2Fguides%2Frel_notes%2Fdeprecation.rst;h=74e4ce4831c82bdb0d8e001c96a217f2e4daa226;hb=a9208dd58ab218871a151c80c66901f4f80376f5;hp=1df3b461bb8714e79bf0bbba3af588dfa98487f7;hpb=3ecbbf9ce873e95a2b9b086632a3d9e4d2210f9c;p=dpdk.git diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index 1df3b461bb..74e4ce4831 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -9,64 +9,56 @@ Deprecation Notices ------------------- * eal: the following functions are deprecated starting from 17.05 and will - be removed in 17.08: + be removed in 17.11: - ``rte_set_log_level``, replaced by ``rte_log_set_global_level`` - ``rte_get_log_level``, replaced by ``rte_log_get_global_level`` - ``rte_set_log_type``, replaced by ``rte_log_set_level`` - ``rte_get_log_type``, replaced by ``rte_log_get_level`` -* igb_uio: iomem mapping and sysfs files created for iomem and ioport in - igb_uio will be removed, because we are able to detect these from what Linux - has exposed, like the way we have done with uio-pci-generic. This change - targets release 17.05. - -* vfio: Some functions are planned to be exported outside librte_eal in 17.05. - VFIO APIs like ``vfio_setup_device``, ``vfio_get_group_fd`` can be used by - subsystem other than EAL/PCI. For that, these need to be exported symbols. - Such APIs are planned to be renamed according to ``rte_*`` naming convention - and exported from librte_eal. - -* The PCI and VDEV subsystems will be converted as drivers of the new bus model. - It will imply some EAL API changes in 17.05. - -* ``eth_driver`` is planned to be removed in 17.05. This currently serves as - a placeholder for PMDs to register themselves. Changes for ``rte_bus`` will - provide a way to handle device initialization currently being done in - ``eth_driver``. Similarly, ``rte_pci_driver`` is planned to be removed from - ``rte_cryptodev_driver`` in 17.05. - -* ethdev: An API change is planned for 17.05 for the function - ``_rte_eth_dev_callback_process``. In 17.05 the function will return an ``int`` - instead of ``void`` and a fourth parameter ``void *ret_param`` will be added. - -* ethdev: for 17.05 it is planned to deprecate the following nine rte_eth_dev_* - functions and move them into the ixgbe PMD: - - ``rte_eth_dev_bypass_init``, ``rte_eth_dev_bypass_state_set``, - ``rte_eth_dev_bypass_state_show``, ``rte_eth_dev_bypass_event_store``, - ``rte_eth_dev_bypass_event_show``, ``rte_eth_dev_wd_timeout_store``, - ``rte_eth_dev_bypass_wd_timeout_show``, ``rte_eth_dev_bypass_ver_show``, - ``rte_eth_dev_bypass_wd_reset``. - - The following fields will be removed from ``struct eth_dev_ops``: - - ``bypass_init_t``, ``bypass_state_set_t``, ``bypass_state_show_t``, - ``bypass_event_set_t``, ``bypass_event_show_t``, ``bypass_wd_timeout_set_t``, - ``bypass_wd_timeout_show_t``, ``bypass_ver_show_t``, ``bypass_wd_reset_t``. - - The functions will be renamed to the following, and moved to the ``ixgbe`` PMD: - - ``rte_pmd_ixgbe_bypass_init``, ``rte_pmd_ixgbe_bypass_state_set``, - ``rte_pmd_ixgbe_bypass_state_show``, ``rte_pmd_ixgbe_bypass_event_set``, - ``rte_pmd_ixgbe_bypass_event_show``, ``rte_pmd_ixgbe_bypass_wd_timeout_set``, - ``rte_pmd_ixgbe_bypass_wd_timeout_show``, ``rte_pmd_ixgbe_bypass_ver_show``, - ``rte_pmd_ixgbe_bypass_wd_reset``. +* eal: several API and ABI changes are planned for ``rte_devargs`` in v17.11. + The format of device command line parameters will change. The bus will need + to be explicitly stated in the device declaration. The enum ``rte_devtype`` + was used to identify a bus and will disappear. + The structure ``rte_devargs`` will change. + The ``rte_devargs_list`` will be made private. + The following functions are deprecated starting from 17.08 and will either be + modified or removed in 17.11: + + - ``rte_eal_devargs_add`` + - ``rte_eal_devargs_type_count`` + - ``rte_eal_parse_devargs_str``, replaced by ``rte_eal_devargs_parse`` + +* eal: the support of Xen dom0 will be removed from EAL in 17.11; and with + that, drivers/net/xenvirt and examples/vhost_xen will also be removed. + +* eal: An ABI change is planned for 17.11 to make DPDK aware of IOVA address + translation scheme. + Reference to phys address in EAL data-structure or functions may change to + IOVA address or more appropriate name. + The change will be only for the name. + Functional aspects of the API or data-structure will remain same. * The mbuf flags PKT_RX_VLAN_PKT and PKT_RX_QINQ_PKT are deprecated and are respectively replaced by PKT_RX_VLAN_STRIPPED and PKT_RX_QINQ_STRIPPED, that are better described. The old flags and - their behavior will be kept until 17.02 and will be removed in 17.05. + their behavior will be kept until 17.08 and will be removed in 17.11. + +* mempool: The following will be modified in 17.11: + + - ``rte_mempool_xmem_size`` and ``rte_mempool_xmem_usage`` need to know + the mempool flag status so adding new param rte_mempool in those API. + - Removing __rte_unused int flag param from ``rte_mempool_generic_put`` + and ``rte_mempool_generic_get`` API. + - ``rte_mempool`` flags data type will changed from int to + unsigned int. + +* ethdev: Tx offloads will no longer be enabled by default in 17.11. + Instead, the ``rte_eth_txmode`` structure will be extended with + bit field to enable each Tx offload. + Besides of making the Rx/Tx configuration API more consistent for the + application, PMDs will be able to provide a better out of the box performance. + As part of the work, ``ETH_TXQ_FLAGS_NO*`` will be superseded as well. * ethdev: the legacy filter API, including ``rte_eth_dev_filter_supported()``, ``rte_eth_dev_filter_ctrl()`` as well @@ -76,11 +68,21 @@ Deprecation Notices Target release for removal of the legacy API will be defined once most PMDs have switched to rte_flow. -* ABI changes are planned for 17.05 in the ``rte_cryptodev_ops`` structure. - A pointer to a rte_cryptodev_config structure will be added to the - function prototype ``cryptodev_configure_t``, as a new parameter. +* ethdev: The device flag advertizing hotplug capability + ``RTE_ETH_DEV_DETACHABLE`` is not needed anymore and will be removed in + v17.11. + This capability is verified upon calling the relevant hotplug functions in EAL + by checking that the ``unplug`` ops is set in the bus. This verification is + done by the EAL and not by the ``ethdev`` layer anymore. Users relying on this + flag being present only have to remove their checks to follow the change. + +* librte_table: The ``key_mask`` parameter will be added to all the hash tables + that currently do not have it, as well as to the hash compute function prototype. + The non-"do-sig" versions of the hash tables will be removed + (including the ``signature_offset`` parameter) + and the "do-sig" versions renamed accordingly. + +* cryptodev: the following function is deprecated starting from 17.08 and will + be removed in 17.11: -* cryptodev: A new parameter ``max_nb_sessions_per_qp`` will be added to - ``rte_cryptodev_info.sym``. Some drivers may support limited number of - sessions per queue_pair. With this new parameter application will know - how many sessions can be mapped to each queue_pair of a device. + - ``rte_cryptodev_create_vdev``