linux-kernel - Re: [PATCH 3/8] rfkill: handle KEY_RADIO and SW

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Message-Id: <200804121423.59988.IvDoorn@gmail.com>
Date:	Sat, 12 Apr 2008 14:23:59 +0200
From:	Ivo van Doorn <ivdoorn@...il.com>
To:	Henrique de Moraes Holschuh <hmh@....eng.br>
Cc:	linux-kernel@...r.kernel.org,
	"John W. Linville" <linville@...driver.com>,
	Dmitry Torokhov <dtor@...l.ru>
Subject: Re: [PATCH 3/8] rfkill: handle KEY_RADIO and SW_RADIO events

On Saturday 12 April 2008, Henrique de Moraes Holschuh wrote:
> On Sat, 12 Apr 2008, Ivo van Doorn wrote:
> > On Friday 11 April 2008, Henrique de Moraes Holschuh wrote:
> > > The *_RADIO input events are related to all radios in a system.  There are
> > > two: KEY_RADIO and SW_RADIO.
> > > 
> > > Teach rfkill-input how to handle them.  In particular, SW_RADIO is not a
> > > toggle, but an absolute enable-or-disable command.
> > 
> > Not sure what you are trying to achieve here,
> > who triggers the SW_RADIO and why?
> 
> Thinkpad-acpi issues EV_SW SW_RADIO when the user changes a phisical
> switch in the unit.  It is a switch, not a button: it has an ON
> position, and an OFF position.

Ok, and such a switch is always intended to control all radios?
(in other words, it is the expected behavior it controls everything)

Ivo
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