netdev - Re: [RFC] Patch to option HSO driver to the kernel

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Date:	Tue, 15 Apr 2008 19:58:31 +0200
From:	Oliver Neukum <oliver@...kum.org>
To:	Filip Aben <f.aben@...ion.com>
Cc:	Greg KH <greg@...ah.com>, linux-usb@...r.kernel.org,
	netdev@...r.kernel.org, Alan Cox <alan@...rguk.ukuu.org.uk>,
	Paulius Zaleckas <paulius.zaleckas@...tonika.lt>,
	ajb@...eresystems.co.uk
Subject: Re: [RFC] Patch to option HSO driver to the kernel

Am Dienstag, 15. April 2008 18:24:48 schrieb Filip Aben:
> > I'm also a bit concerned about the special "set radio" ioctl as well.
> > Filip, what uses that ioctl?  If it's really necessary, can't a sysfs
> > file do the same thing?
> 
> Currently I don't think anybody uses it for Linux. I added it because
> our non-Linux drivers had this functionality. It's used for example by
> our connection managers/tools to disable the RF-part when the laptop
> goes to sleep ( but keeps the USB bus powered&suspended ). This is a
> requirement for quite some operators.
> But yes, I suppose the same could be done through sysfs.

No, the correct way to do this is to support rfkill. I'll have a look
at that.

	Regards
		Oliver

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