linux-kernel - Re: [PATCH v2 0/5] Add Toshiba Visconti DNN image processing accelerator driver

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Date:   Mon, 25 Jul 2022 14:46:59 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Yuji Ishikawa <yuji2.ishikawa@...hiba.co.jp>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Hans Verkuil <hverkuil@...all.nl>,
        Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>,
        Jonathan Corbet <corbet@....net>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Christian König <christian.koenig@....com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linaro-mm-sig@...ts.linaro.org
Subject: Re: [PATCH v2 0/5] Add Toshiba Visconti DNN image processing
 accelerator driver

On Fri, Jul 22, 2022 at 05:28:53PM +0900, Yuji Ishikawa wrote:
> This series is the DNN image processing accelerator driver for Toshiba's ARM SoC, Visconti[0].
> This provides DT binding documentation, device driver, MAINTAINER files and documents.
> 
> Best regards,
> Yuji
> 
> [0]: https://toshiba.semicon-storage.com/ap-en/semiconductor/product/image-recognition-processors-visconti.html
> 
> dt-bindings: soc: visconti: Add Toshiba Visconti DNN image processing accelerator bindings
>   v1 -> v2:
>     - No update
> 
> soc: visconti: Add Toshiba Visconti image processing accelerator common source
>   v1 -> v2:
>     - checked with checkpatch.pl --strict
> 
> soc: visconti: Add Toshiba Visconti DNN image processing accelerator
>   v1 -> v2:
>     - checked with checkpatch.pl --strict
>     - removed unused code
> 
> MAINTAINERS: Add entries for Toshiba Visconti DNN image processing
>   v1 -> v2:
>     - No update
> 
> Documentation: driver-api: visconti: add a description of DNN driver.
>   v1 -> v2:
>     - newly added documents
> 
> Yuji Ishikawa (5):
>   dt-bindings: soc: visconti: Add Toshiba Visconti DNN image processing
>     accelerator bindings
>   soc: visconti: Add Toshiba Visconti image processing accelerator
>     common source
>   soc: visconti: Add Toshiba Visconti DNN image processing accelerator
>   MAINTAINERS: Add entries for Toshiba Visconti DNN image processing
>     accelerator
>   Documentation: driver-api: visconti: add a description of DNN driver.
> 
>  .../soc/visconti/toshiba,visconti-dnn.yaml    |  54 ++
>  Documentation/driver-api/visconti/common.rst  | 115 ++++
>  Documentation/driver-api/visconti/dnn.rst     | 394 +++++++++++++
>  MAINTAINERS                                   |   2 +
>  drivers/soc/Kconfig                           |   1 +
>  drivers/soc/Makefile                          |   1 +
>  drivers/soc/visconti/Kconfig                  |   7 +
>  drivers/soc/visconti/Makefile                 |   8 +
>  drivers/soc/visconti/dnn/Makefile             |   6 +
>  drivers/soc/visconti/dnn/dnn.c                | 523 ++++++++++++++++++
>  drivers/soc/visconti/dnn/hwd_dnn.c            | 183 ++++++
>  drivers/soc/visconti/dnn/hwd_dnn.h            |  68 +++
>  drivers/soc/visconti/dnn/hwd_dnn_reg.h        | 228 ++++++++
>  drivers/soc/visconti/ipa_common.c             |  55 ++
>  drivers/soc/visconti/ipa_common.h             |  18 +
>  drivers/soc/visconti/uapi/dnn.h               |  77 +++
>  drivers/soc/visconti/uapi/ipa.h               |  90 +++

Why is this in drivers/soc/?

And uapi files belong in the correct include path, not burried in a
driver subdirectory where they will never be picked up correctly by the
build system.  How did you test these?

thanks,

greg k-h