On Fri, Sep 24, 2021 at 3:58 AM Chengwen Feng [off-list ref] wrote:

The 'dmadevice' is a generic type of DMA device.

This patch introduce the 'dmadevice' device allocation APIs.

The infrastructure is prepared to welcome drivers in drivers/dma/

Signed-off-by: Chengwen Feng <redacted>
Acked-by: Bruce Richardson <redacted>
Acked-by: Morten Brørup <redacted>
Acked-by: Jerin Jacob <redacted>
Reviewed-by: Kevin Laatz <redacted>
Reviewed-by: Conor Walsh <redacted>
---
 MAINTAINERS                            |   5 +
 config/rte_config.h                    |   3 +
 doc/api/doxy-api-index.md              |   1 +
 doc/api/doxy-api.conf.in               |   1 +
 doc/guides/dmadevs/index.rst           |  12 ++
 doc/guides/index.rst                   |   1 +
 doc/guides/prog_guide/dmadev.rst       |  64 ++++++
 doc/guides/prog_guide/img/dmadev.svg   | 283 +++++++++++++++++++++++++
 doc/guides/prog_guide/index.rst        |   1 +
 doc/guides/rel_notes/release_21_11.rst |   4 +
 drivers/dma/meson.build                |   4 +
 drivers/meson.build                    |   1 +
 lib/dmadev/meson.build                 |   7 +
 lib/dmadev/rte_dmadev.c                | 263 +++++++++++++++++++++++
 lib/dmadev/rte_dmadev.h                | 134 ++++++++++++
 lib/dmadev/rte_dmadev_core.h           |  51 +++++
 lib/dmadev/rte_dmadev_pmd.h            |  60 ++++++
 lib/dmadev/version.map                 |  20 ++
 lib/meson.build                        |   1 +
 19 files changed, 916 insertions(+)
 create mode 100644 doc/guides/dmadevs/index.rst
 create mode 100644 doc/guides/prog_guide/dmadev.rst
 create mode 100644 doc/guides/prog_guide/img/dmadev.svg
 create mode 100644 drivers/dma/meson.build
 create mode 100644 lib/dmadev/meson.build
 create mode 100644 lib/dmadev/rte_dmadev.c
 create mode 100644 lib/dmadev/rte_dmadev.h
 create mode 100644 lib/dmadev/rte_dmadev_core.h
 create mode 100644 lib/dmadev/rte_dmadev_pmd.h
 create mode 100644 lib/dmadev/version.map

<snip>
Hi Chengwen,
I see that the new version removed the "rte_dmadev_get_device_by_name()".
What is the way to get the dmadev from inside the PMD .remove ? I am
looking to get the dev_private as we need to do some cleanup
operations from the remove function.

regards,
Radha Mohan