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Date: Sun, 17 Dec 2023 09:29:18 +0100
From: Greg KH <gregkh@linuxfoundation.org>
To: Yinghua Yang Yang <yinghua.yang@motorolasolutions.com>
Cc: Alan Stern <stern@rowland.harvard.edu>,
	zachary.zuzzio@motorolasolutions.com,
	Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= <u.kleine-koenig@pengutronix.de>,
	Oliver Neukum <oneukum@suse.com>,
	Lukas Bulwahn <lukas.bulwahn@gmail.com>,
	Wentong Wu <wentong.wu@intel.com>,
	Sakari Ailus <sakari.ailus@linux.intel.com>,
	linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
Subject: Re: [PATCH] usb: misc: Add driver for Motorola Solutions security
 accessories
Message-ID: <2023121712-gigabyte-oppressed-b8f4@gregkh>
References: <20231215211218.2313996-1-Yinghua.Yang@motorolasolutions.com>
 <26c70a69-f18f-4c82-a520-7943be0e1961@rowland.harvard.edu>
 <CAHhS5zZzHzZBADHkKyzCzr5FJ0zdTvsaQUE0ygjU1FG3vocrCA@mail.gmail.com>
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In-Reply-To: <CAHhS5zZzHzZBADHkKyzCzr5FJ0zdTvsaQUE0ygjU1FG3vocrCA@mail.gmail.com>

On Sat, Dec 16, 2023 at 12:15:35PM -0600, Yinghua Yang Yang wrote:
> I would prefer an easier way too. On a linux platform where udev
> is supported, a udev rule can be used to set the power/control flag. But on
> the platform I am using, the udev is not available and I don't have
> root access.
> If this driver is accepted by the Linux kernel, we hope the driver will
> subsequently be picked up by the platform's hardware vendor. With that, any
> USB device that is specified by this driver when plugged into the platform,
> auto suspend will be enabled on it.
> 
> Any suggestions will be appreciated.

As Alan says, please just fix your userspace to properly enable the
correct setting, no need for a kernel change at all.

You have the contacts and interactions to work with the hardware vendor,
don't use the kernel community as a "back door" to circumvent that.

thanks,

greg k-h