linux-kernel - Re: [PATCH V2] media: i2c: Add ADV761X support

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Message-ID: <CACRpkdbgbb_dcxyaGpdpwiHxd9p1bEc2JB5bzK5dDBHFcHwjzA@mail.gmail.com>
Date:	Fri, 29 Nov 2013 21:09:29 +0100
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Lars-Peter Clausen <lars@...afoo.de>,
	Thomas Gleixner <tglx@...utronix.de>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <rob.herring@...xeda.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Cc:	Alexandre Courbot <acourbot@...dia.com>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>,
	Stephen Warren <swarren@...dotorg.org>,
	Valentine <valentine.barshak@...entembedded.com>,
	Hans Verkuil <hansverk@...co.com>,
	Hans Verkuil <hverkuil@...all.nl>,
	"linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	Hans Verkuil <hans.verkuil@...co.com>,
	Guennadi Liakhovetski <g.liakhovetski@....de>,
	Simon Horman <horms@...ge.net.au>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Wolfram Sang <wsa@...-dreams.de>
Subject: Re: [PATCH V2] media: i2c: Add ADV761X support

On Fri, Nov 29, 2013 at 9:05 PM, Lars-Peter Clausen <lars@...afoo.de> wrote:
> On 11/29/2013 08:52 PM, Linus Walleij wrote:

>> I guess you may be referring to the problem of instatiating
>> a dynamic IRQ chip in *board code* and then passing the
>> obtained dynamic IRQ numbers as resources to the
>> devices also created in a board file?
>>
>
> Yes.
>
>> That would be like you're asking for a function that would
>> return the base of an irq_chip, that needs to be discussed
>> with the irq maintainers, so not much I can say, but maybe
>> I misunderstood this?
>
> I my opinion the best solution for this problem is to have the same lookup
> mechanism we've had for clocks, regulators, etc and now also GPIOs.

Hm this needs to be discussed with some irq people...

Yours,
Linus Walleij
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