linux-kernel - Re: [alsa-devel] [PATCH] ASoC: sgtl5000: Use devm

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Date:	Wed, 9 Jul 2014 10:10:01 +0200 (CEST)
From:	Julia Lawall <julia.lawall@...6.fr>
To:	Mark Brown <broonie@...nel.org>
cc:	Fabio Estevam <festevam@...il.com>,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	Takashi Iwai <tiwai@...e.de>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Himangi Saraogi <himangi774@...il.com>
Subject: Re: [alsa-devel] [PATCH] ASoC: sgtl5000: Use devm_ functions



On Wed, 9 Jul 2014, Mark Brown wrote:

> On Wed, Jul 09, 2014 at 07:30:40AM +0200, Julia Lawall wrote:
> > On Tue, 8 Jul 2014, Mark Brown wrote:
>
> > > All devices do this - it's done as part of the driver model core code so
> > > there is no need for individual buses to do anything.
>
> > How should one realize that this does not apply to the original file
> > under discussion, sound/soc/codecs/sgtl5000.c?  The associated structure
> > is snd_soc_codec_driver.  What code could one look for at the call sites
> > of the probe and remove functions to know that managed memory can be used?
>
> That's not a device model driver; the way you should realise this is
> that there's no device being registered on a bus which is matched by the
> driver core.

OK, thanks for the clarification.

julia
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