linux-kernel - Re: [RFC PATCH 2/7] ALSA: ac97: add an ac97 bus

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Message-ID: <20160516131227.GL2953@sirena.org.uk>
Date:	Mon, 16 May 2016 14:12:27 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Takashi Iwai <tiwai@...e.de>
Cc:	Robert Jarzmik <robert.jarzmik@...e.fr>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Jaroslav Kysela <perex@...ex.cz>,
	Daniel Mack <daniel@...que.org>, alsa-devel@...a-project.org,
	linux-arm-kernel@...ts.infradead.org,
	patches@...nsource.wolfsonmicro.com, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 2/7] ALSA: ac97: add an ac97 bus

On Mon, May 16, 2016 at 02:58:13PM +0200, Takashi Iwai wrote:
> Robert Jarzmik wrote:

> > Even if I'd like to not have these in bus operations, the struct snd_ac97 had a
> > need for a 'caps', 'ext_id', ... fields for example. Yet these could be
> > contained in the ac97_codec_device structure and not exposed to bus operations.

> Do we have any example of such exceptions?  For AC97, we don't need to
> think of future extensions at all.

I can't think of any, even for some of the more fancy CODECs used in
embedded systems.

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