Deprecate the rawdev IOAT driver as both IOAT and IDXD drivers have moved to dmadev.
Signed-off-by: Conor Walsh <conor.wa...@intel.com> Acked-by: Kevin Laatz <kevin.la...@intel.com> Acked-by: Bruce Richardson <bruce.richard...@intel.com> --- MAINTAINERS | 2 +- doc/guides/rawdevs/ioat.rst | 4 ++++ doc/guides/rel_notes/deprecation.rst | 7 +++++++ 3 files changed, 12 insertions(+), 1 deletion(-) diff --git a/MAINTAINERS b/MAINTAINERS index 283c70f7d7..b9f7746dc4 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1322,7 +1322,7 @@ T: git://dpdk.org/next/dpdk-next-net-intel F: drivers/raw/ifpga/ F: doc/guides/rawdevs/ifpga.rst -IOAT Rawdev +IOAT Rawdev - DEPRECATED M: Bruce Richardson <bruce.richard...@intel.com> F: drivers/raw/ioat/ F: doc/guides/rawdevs/ioat.rst diff --git a/doc/guides/rawdevs/ioat.rst b/doc/guides/rawdevs/ioat.rst index a65530bd30..98d15dd032 100644 --- a/doc/guides/rawdevs/ioat.rst +++ b/doc/guides/rawdevs/ioat.rst @@ -6,6 +6,10 @@ IOAT Rawdev Driver =================== +.. warning:: + As of DPDK 21.11 the rawdev implementation of the IOAT driver has been deprecated. + Please use the dmadev library instead. + The ``ioat`` rawdev driver provides a poll-mode driver (PMD) for Intel\ |reg| Data Streaming Accelerator `(Intel DSA) <https://01.org/blogs/2019/introducing-intel-data-streaming-accelerator>`_ and for Intel\ |reg| diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index a4e86b31f5..fcdd24c296 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -241,3 +241,10 @@ Deprecation Notices * cmdline: ``cmdline`` structure will be made opaque to hide platform-specific content. On Linux and FreeBSD, supported prior to DPDK 20.11, original structure will be kept until DPDK 21.11. + +* raw/ioat: The ``ioat`` rawdev driver has been deprecated, since it's + functionality is provided through the new ``dmadev`` infrastructure. + To continue to use hardware previously supported by the ``ioat`` rawdev driver, + applications should be updated to use the ``dmadev`` library instead, + with the underlying HW-functionality being provided by the ``ioat`` or + ``idxd`` dma drivers -- 2.25.1
