Message-ID: <4B1EE9A7.70609@redhat.com>
Date: Tue, 08 Dec 2009 22:04:55 -0200
From: Mauro Carvalho Chehab <mchehab@redhat.com>
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To: Krzysztof Halasa <khc@pm.waw.pl>
CC: Jon Smirl <jonsmirl@gmail.com>, Andy Walls <awalls@radix.net>,
       Dmitry Torokhov <dmitry.torokhov@gmail.com>,
       Jarod Wilson <jarod@wilsonet.com>,
       Christoph Bartelmus <lirc@bartelmus.de>, j@jannau.net, jarod@redhat.com,
       linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
       linux-media@vger.kernel.org, superm1@ubuntu.com
Subject: Re: [RFC] Should we create a raw input interface for IR's ? - Was:
  Re: [PATCH 1/3 v2] lirc core device driver infrastructure
References: <BDRae8rZjFB@christoph>	<1260240142.3086.14.camel@palomino.walls.org>	<20091208042210.GA11147@core.coreip.homeip.net>	<1260275743.3094.6.camel@palomino.walls.org>	<9e4733910912080452p42efa794mb7fd608fa4fbad7c@mail.gmail.com>	<4B1E5746.7010305@redhat.com>	<9e4733910912080601s1a814720qd909e47ac09f91fc@mail.gmail.com>	<4B1E5FAF.40201@redhat.com>	<9e4733910912080631r6fd306c5tdfd56482583b9bf5@mail.gmail.com>	<4B1E656F.3020507@redhat.com>	<9e4733910912080819l2ffc88fes894d02dc8b834ef@mail.gmail.com> <m3ljhdqc11.fsf@intrepid.localdomain>
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Krzysztof Halasa wrote:
> Jon Smirl <jonsmirl@gmail.com> writes:
> 
>> Why do you want to pull the 1KB default mapping table out of the
>> device driver __init section and more it to a udev script? Now we will
>> have to maintain a parallel udev script for ever receiver's device
>> driver.
> 
> Of course no. We will need a single program (script etc.) for all
> devices. And we will need a database of the known remotes (scan and key
> codes).

The keycode database can be easily extracted from kernel drivers by script.
I have it already at V4L/DVB development tree.

>> You can handle that with __devinit
> 
> __devinit is NOP with hot-plug.
> 
> Fortunately we don't need the keymaps in the kernel.
> For certain uses we may (and may not) need to have one keymap built-in,
> perhaps something similar to the embedded initrd.

I still think the better is to have them in kernel, but compiled only
if selected at Kbuild.

Cheers,
Mauro.
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