linux-kernel - Re: [RESENDING] [PATCH 07/22] ASoC: Ux500: Initialise PCM from MSP probe rather than as a device

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Date:	Thu, 20 Sep 2012 08:49:04 -0400
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Ola Lilja <ola.o.lilja@...ricsson.com>
Cc:	Lee Jones <lee.jones@...aro.org>,
	"linus.walleij@...aro.org" <linus.walleij@...aro.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	Linus WALLEIJ <linus.walleij@...ricsson.com>,
	"arnd@...db.de" <arnd@...db.de>,
	STEricsson_nomadik_linux <STEricsson_nomadik_linux@...t.st.com>
Subject: Re: [RESENDING] [PATCH 07/22] ASoC: Ux500: Initialise PCM from MSP
 probe rather than as a device

On Thu, Sep 20, 2012 at 11:03:34AM +0200, Ola Lilja wrote:

> I still don't like this. It is the dai_link-struct that bothers me. We have
> "ux500-msp-i2s.1" as name of the platform AND the cpu_dai. The MSP I2S-block is
> not the platform and it is certainly not both platform and cpu-DAI at the same time.

> Mark: Did you have a solution for this? Couldn't we just put NULL on the
> platform_name instead?

No, having no platform driver means a direct device<->device link (like
baseband<->CODEC).  You could always register the platform with a -dma
added in the name or something, it'd be a bit more code but it'd work,
but the framework doesn't particularly care what you call these things.
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