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From: Greg KH <greg@kroah.com>
To: "Rick L. Vinyard, Jr." <rvinyard@cs.nmsu.edu>
Cc: Linux USB <linux-usb@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: Purpose of parameter in sysfs binary read
Date: Tue, 18 Aug 2009 09:02:15 -0700	[thread overview]
Message-ID: <20090818160215.GB7039@kroah.com> (raw)
In-Reply-To: <ead4b2f9b7e5b1a415d010c524812e3a.squirrel@intranet.cs.nmsu.edu>

On Tue, Aug 18, 2009 at 09:41:56AM -0600, Rick L. Vinyard, Jr. wrote:
> Greg KH wrote:
> > On Tue, Aug 18, 2009 at 08:55:29AM -0600, Rick L. Vinyard, Jr. wrote:
> > What are you using the binary sysfs attribute for?  It should ONLY be
> > used as a pass-through to and from hardware, with no interpretation by
> > the kernel at all.
> 
> It's for the Logitech G13's game panel image (a simple binary bitmap of
> the pixels).
> 
> It doesn't do any interpretation... just a few checks on the magic number
> and size.

Cool.  Have a pointer to the driver yet?

thanks,

greg k-h

  reply	other threads:[~2009-08-18 16:06 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-18 14:55 Purpose of parameter in sysfs binary read Rick L. Vinyard, Jr.
2009-08-18 15:14 ` Greg KH
2009-08-18 15:41   ` Rick L. Vinyard, Jr.
2009-08-18 16:02     ` Greg KH [this message]
2009-08-18 17:46       ` Rick L. Vinyard, Jr.
2009-08-19 16:05     ` Alan Cox
2009-08-19 17:41       ` Rick L. Vinyard, Jr.
2009-08-19 18:11         ` Greg KH
2009-08-19 18:26           ` Rick L. Vinyard, Jr.
2009-08-19 18:19         ` Alan Cox
2009-08-19 18:25           ` Rick L. Vinyard, Jr.
2009-08-19 18:34             ` Alan Cox
2009-11-25 19:19               ` Rick L. Vinyard, Jr.
2009-11-25 20:09                 ` Alan Cox
2009-12-02 17:06                   ` Dynamically attaching fbcon to a framebuffer Rick L. Vinyard, Jr.
2009-08-25 11:36         ` Purpose of parameter in sysfs binary read Pavel Machek
2009-08-18 15:16 ` Alan Stern
2009-08-18 15:43   ` Rick L. Vinyard, Jr.

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