From: Greg KH <gregkh@linuxfoundation.org>
To: Oliver Neukum <oneukum@suse.com>
Cc: "Michal Malý" <madcatxster@devoid-pointer.net>,
"Bjørn Mork" <bjorn@mork.no>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
dmitry.torokhov@gmail.com, jikos@kernel.org, elias.vds@gmail.com,
edwin@velds.nl, simon@mungewell.org
Subject: Re: [PATCH 0/2] Add a skeleton module to perform a basic initialization on certain USB devices
Date: Sun, 24 Jan 2016 14:48:15 -0800 [thread overview]
Message-ID: <20160124224815.GA8819@kroah.com> (raw)
In-Reply-To: <1453673105.12171.4.camel@suse.com>
On Sun, Jan 24, 2016 at 11:05:05PM +0100, Oliver Neukum wrote:
> On Sat, 2016-01-23 at 08:39 -0800, Greg KH wrote:
> > Have your program install a udev rule to make it run automatically
> > when
> > the device is plugged in, and then just file a bug with the different
> > distros to have them pick up your program and add it to their
> > releases.
> > With free services like Github to host the code, and OBS to build
> > packages for every different distro out there, there has never been an
> > easier time to get programs to distros.
> >
> > So please just do this in userspace, we don't like to take kernel
> > drivers for functions that can be done in userspace.
>
> That raises a point. If we wish to do port power switching
> as a form of runtime PM, we will need to do mode switching
> in kernel space. The notion that this can be done in user space
> is likely to become wrong as things develop.
Maybe, if a device doesn't remember it's "mode" after sleeping, then it
might get messy, it will be interesting to see how that works out over
time...
next prev parent reply other threads:[~2016-01-24 22:48 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-23 10:35 Michal Malý
2016-01-23 10:35 ` [PATCH 1/2] Add usb_skelswitch skeleton module to do basic initialization of devices that at first appear as a generic USB device Michal Malý
2016-01-23 10:35 ` [PATCH 2/2] Use usb_skelswitch module to switch Logitech G920 Racing Wheel to HID mode Michal Malý
2016-01-23 12:46 ` [PATCH 0/2] Add a skeleton module to perform a basic initialization on certain USB devices Bjørn Mork
2016-01-23 15:56 ` Michal Malý
2016-01-23 16:39 ` Greg KH
2016-01-24 22:05 ` Oliver Neukum
2016-01-24 22:48 ` Greg KH [this message]
2016-01-25 11:27 ` Oliver Neukum
2016-01-25 14:17 ` Jiri Kosina
2016-01-25 21:02 ` Michal Malý
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