netdev - Re: [PATCH net-next v3 3/3] net: phy: add Rust Asix PHY driver

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Message-ID: <2023100955-scrambler-radio-e93a@gregkh>
Date: Mon, 9 Oct 2023 12:10:11 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: FUJITA Tomonori <fujita.tomonori@...il.com>
Cc: netdev@...r.kernel.org, rust-for-linux@...r.kernel.org, andrew@...n.ch,
	miguel.ojeda.sandonis@...il.com, tmgross@...ch.edu
Subject: Re: [PATCH net-next v3 3/3] net: phy: add Rust Asix PHY driver

On Mon, Oct 09, 2023 at 10:39:12AM +0900, FUJITA Tomonori wrote:
> This is the Rust implementation of drivers/net/phy/ax88796b.c. The
> features are equivalent. You can choose C or Rust versionon kernel
> configuration.
> 
> Signed-off-by: FUJITA Tomonori <fujita.tomonori@...il.com>
> ---
>  drivers/net/phy/Kconfig          |   7 ++
>  drivers/net/phy/Makefile         |   6 +-
>  drivers/net/phy/ax88796b_rust.rs | 129 +++++++++++++++++++++++++++++++
>  rust/uapi/uapi_helper.h          |   2 +
>  4 files changed, 143 insertions(+), 1 deletion(-)
>  create mode 100644 drivers/net/phy/ax88796b_rust.rs
> 
> diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
> index 421d2b62918f..0317be180ac2 100644
> --- a/drivers/net/phy/Kconfig
> +++ b/drivers/net/phy/Kconfig
> @@ -107,6 +107,13 @@ config AX88796B_PHY
>  	  Currently supports the Asix Electronics PHY found in the X-Surf 100
>  	  AX88796B package.
>  
> +config AX88796B_RUST_PHY
> +	bool "Rust version driver for Asix PHYs"
> +	depends on RUST_PHYLIB_BINDINGS && AX88796B_PHY
> +	help
> +	  Uses the Rust version driver for Asix PHYs (ax88796b_rust.ko)
> +	  instead of the C version.

This does not properly describe what hardware this driver supports.  And
that's an odd way to describe the module name, but I see none of the
other entries in this file do that either, so maybe the PHY subsystm
doesn't require that?

thanks,

greg k-h