linux-kernel - Re: [PATCH 15/15] rfkill: document rw rfkill switches and clarify input subsystem interactions

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Message-ID: <87wslpvrd9.fsf@denkblock.local>
Date:	Tue, 20 May 2008 00:52:34 +0200
From:	Elias Oltmanns <eo@...ensachen.de>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	Henrique de Moraes Holschuh <hmh@....eng.br>,
	linux-kernel@...r.kernel.org, Ivo van Doorn <IvDoorn@...il.com>,
	Thomas Renninger <trenn@...e.de>,
	Dmitry Torokhov <dtor@...l.ru>
Subject: Re: [PATCH 15/15] rfkill: document rw rfkill switches and clarify input subsystem interactions

Randy Dunlap <randy.dunlap@...cle.com> wrote:
> On Sun, 18 May 2008 15:48:05 -0300 Henrique de Moraes Holschuh wrote:
[...]
>> +===============================================================================
>> +3: Kernel API
>> +
>> +To build a driver with rfkill subsystem support, the driver should depend on
>> +the Kconfig symbol RFKILL; it should _not_ depend on RKFILL_INPUT.
>> +
>> +The hardware the driver talks to may be write-only (where the current state
>> +of the hardware is unknown), or read-write (where the hardware can be queried
>> +about its current state).
>> +
>> +The rfkill class will call the get_state hook of a device every time it needs
>> +to know the *real* current state of the hardware.  This can happen often.
>> +
>> +Some hardware provide events when its status change.  In these cases, it is
>
>                  provides

Wouldn't that be "changes" as welll?

Regards,

Elias
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