diff mbox series

[v7,12/12] raw/ioat: deprecate ioat rawdev driver

Message ID 20211014094902.489159-13-conor.walsh@intel.com (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers show
Series dma: add dmadev driver for ioat devices | expand

Checks

Context Check Description
ci/Intel-compilation warning apply issues
ci/checkpatch success coding style OK

Commit Message

Conor Walsh Oct. 14, 2021, 9:49 a.m. UTC
Deprecate the rawdev IOAT driver as both IOAT and IDXD drivers have
moved to dmadev.

Signed-off-by: Conor Walsh <conor.walsh@intel.com>
Acked-by: Kevin Laatz <kevin.laatz@intel.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
---
 MAINTAINERS                          | 2 +-
 doc/guides/rawdevs/ioat.rst          | 4 ++++
 doc/guides/rel_notes/deprecation.rst | 7 +++++++
 3 files changed, 12 insertions(+), 1 deletion(-)

Comments

Thomas Monjalon Oct. 18, 2021, 7:54 a.m. UTC | #1
14/10/2021 11:49, Conor Walsh:
> Deprecate the rawdev IOAT driver as both IOAT and IDXD drivers have
> moved to dmadev.
> 
> Signed-off-by: Conor Walsh <conor.walsh@intel.com>
> Acked-by: Kevin Laatz <kevin.laatz@intel.com>
> Acked-by: Bruce Richardson <bruce.richardson@intel.com>
> ---
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> +* 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

Acked-by: Thomas Monjalon <thomas@monjalon.net>
diff mbox series

Patch

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.richardson@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