Message-ID: <1ba2fa240808031536n3c2d6171l191d5ec1c9321c7c@mail.gmail.com> (sfid-20080804_003640_789892_F115A7B3)
Date: Mon, 4 Aug 2008 01:36:35 +0300
From: "Tomas Winkler" <tomasw@gmail.com>
To: "Henrique de Moraes Holschuh" <hmh@hmh.eng.br>
Subject: Re: [PATCH 8/8] rfkill: add support for wake-on-wireless-packet
Cc: "Johannes Berg" <johannes@sipsolutions.net>,
	linux-wireless@vger.kernel.org, "Ivo van Doorn" <ivdoorn@gmail.com>
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On Sun, Aug 3, 2008 at 9:25 PM, Henrique de Moraes Holschuh
<hmh@hmh.eng.br> wrote:
> On Sun, 03 Aug 2008, Tomas Winkler wrote:
>> > All the radio-is-allowed-to-transmit decisions are rfkill's.  The driver is
>> > not allowed to override those.  This is done to present a uniform behaviour
>> > and interface to the system's user (and any instance of rfkill doing
>> > something the user wouldn't expect to the radio is to be considered a major
>> > bug).  rfkill is supposed to represend the will of the system's user
>> > regarding permission to transmit energy out of wireless transmitters.
>>
>> May point is that there are radio event out of scope rfkill so the
>> driver although obey rfkill system
>
> Err, no.  If it involves energy emission, if rfkill forbade it [which is to
> be taken as the user forbade it], the driver must not, EVER, cause it to
> happen.  There are no exceptions.

I didn't mean those kind of events :)  iwlwifi driver has proper FCC
certification.
>
> This is a safety thing, not a convenience thing.
>
>> > Sure.  I was wondering about drivers that *don't* have it, if any, out of
>> > the potential set of drivers that should be using rfkill (it is not a matter
>> > of those who are using rfkill right now).
>>
>> I think we are aligned in general.
>
> I may still have it as optional, but I will switch the default behaviour
> around.  It will likely be useful for someone, and it is less than 10 LOC.

I make an effort to remove  it's a mess.
Tomas