linux-kernel - Re: [PATCH v7 3/3] net: ax88796c: ASIX AX88796C SPI Ethernet Adapter Driver

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Date:   Tue, 24 Nov 2020 13:17:42 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Łukasz Stelmach <l.stelmach@...sung.com>
Cc:     Andrew Lunn <andrew@...n.ch>, jim.cromie@...il.com,
        Heiner Kallweit <hkallweit1@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Kukjin Kim <kgene@...nel.org>,
        Russell King <linux@...linux.org.uk>, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org,
        Bartłomiej Żolnierkiewicz 
        <b.zolnierkie@...sung.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: [PATCH v7 3/3] net: ax88796c: ASIX AX88796C SPI Ethernet Adapter
 Driver

On Tue, Nov 24, 2020 at 01:03:30PM +0100, Łukasz Stelmach wrote:
> ASIX AX88796[1] is a versatile ethernet adapter chip, that can be
> connected to a CPU with a 8/16-bit bus or with an SPI. This driver
> supports SPI connection.
> 
> The driver has been ported from the vendor kernel for ARTIK5[2]
> boards. Several changes were made to adapt it to the current kernel
> which include:
> 
> + updated DT configuration,
> + clock configuration moved to DT,
> + new timer, ethtool and gpio APIs,
> + dev_* instead of pr_* and custom printk() wrappers,
> + removed awkward vendor power managemtn.
> + introduced ethtool tunable to control SPI compression
> 
> [1] https://www.asix.com.tw/products.php?op=pItemdetail&PItemID=104;65;86&PLine=65
> [2] https://git.tizen.org/cgit/profile/common/platform/kernel/linux-3.10-artik/
> 
> The other ax88796 driver is for NE2000 compatible AX88796L chip. These
> chips are not compatible. Hence, two separate drivers are required.
> 
> Signed-off-by: Łukasz Stelmach <l.stelmach@...sung.com>
> ---
>  MAINTAINERS                                |    6 +
>  drivers/net/ethernet/Kconfig               |    1 +
>  drivers/net/ethernet/Makefile              |    1 +
>  drivers/net/ethernet/asix/Kconfig          |   35 +
>  drivers/net/ethernet/asix/Makefile         |    6 +
>  drivers/net/ethernet/asix/ax88796c_ioctl.c |  221 ++++
>  drivers/net/ethernet/asix/ax88796c_ioctl.h |   26 +
>  drivers/net/ethernet/asix/ax88796c_main.c  | 1132 ++++++++++++++++++++
>  drivers/net/ethernet/asix/ax88796c_main.h  |  561 ++++++++++
>  drivers/net/ethernet/asix/ax88796c_spi.c   |  112 ++
>  drivers/net/ethernet/asix/ax88796c_spi.h   |   69 ++
>  include/uapi/linux/ethtool.h               |    1 +
>  net/ethtool/common.c                       |    1 +
>  13 files changed, 2172 insertions(+)
>  create mode 100644 drivers/net/ethernet/asix/Kconfig
>  create mode 100644 drivers/net/ethernet/asix/Makefile
>  create mode 100644 drivers/net/ethernet/asix/ax88796c_ioctl.c
>  create mode 100644 drivers/net/ethernet/asix/ax88796c_ioctl.h
>  create mode 100644 drivers/net/ethernet/asix/ax88796c_main.c
>  create mode 100644 drivers/net/ethernet/asix/ax88796c_main.h
>  create mode 100644 drivers/net/ethernet/asix/ax88796c_spi.c
>  create mode 100644 drivers/net/ethernet/asix/ax88796c_spi.h
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 14b8ec0bb58b..930dc859d4f7 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -2812,6 +2812,12 @@ S:	Maintained
>  F:	Documentation/hwmon/asc7621.rst
>  F:	drivers/hwmon/asc7621.c
>  
> +ASIX AX88796C SPI ETHERNET ADAPTER
> +M:	Łukasz Stelmach <l.stelmach@...sung.com>
> +S:	Maintained
> +F:	Documentation/devicetree/bindings/net/asix,ax99706c-spi.yaml

Wrong file name.

Best regards,
Krzysztof


> +F:	drivers/net/ethernet/asix/ax88796c_*
> +