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From:   Vincent MAILHOL <mailhol.vincent@wanadoo.fr>
Date:   Sat, 5 Nov 2022 18:27:36 +0900
Message-ID: <CAMZ6RqJkzag-PGuzHcDQkSXjqH6d8=uAe-UN8VXUoNWX2x+qbw@mail.gmail.com>
Subject: Re: [PATCH v2 3/3] can: etas_es58x: report the firmware version
 through ethtool
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc:     linux-can@vger.kernel.org, Marc Kleine-Budde <mkl@pengutronix.de>,
        linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
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On Sat. 5 Nov. 2022 at 17:36, Greg Kroah-Hartman
<gregkh@linuxfoundation.org> wrote:
> On Sat, Nov 05, 2022 at 02:16:04AM +0900, Vincent Mailhol wrote:
> > ES58x devices report below information in their usb product info
> > string:
> >
> >   * the firmware version
> >   * the bootloader version
> >   * the hardware revision
> >
> > Report the firmware version through ethtool_drvinfo::fw_version.
> > Because struct ethtool_drvinfo has no fields to report the boatloader
> > version nor the hardware revision, continue to print these in the
> > kernel log (c.f. es58x_get_product_info()).
> >
> > While doing so, bump up copyright year of each modified files.
>
> Why not just stick to the normal USB interface here and not try to tie
> it into ethtool?  These values are all availble today in sysfs or in
> libusb, right?

The simple answer is ignorance. I am more familiar with ethtool than
libusb and I just did not think to explore that second option.
Thanks for the review, comments taken. I will study sysfs and libusb
and will rework that.

> What workflow wants this added to ethtool?

No workflow. My work is not bound to any company and this driver
maintenance and anything else I am doing on the mailing list at this
time is pure hobby.

Yours sincerely,
Vincent Mailhol