From mboxrd@z Thu Jan  1 00:00:00 1970
From: Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCH v3 01/10] ASoC: qcom: make lpass driver depend on OF
Date: Fri, 22 May 2015 15:21:49 +0200
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To: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Cc: Patrick Lai <plai@codeaurora.org>, Mark Brown <broonie@kernel.org>, Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, Banajit Goswami <bgoswami@codeaurora.org>, Kenneth Westfield <kwestfie@codeaurora.org>, Liam Girdwood <lgirdwood@gmail.com>, Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, linux-arm-msm@vger.kernel.org
List-Id: devicetree@vger.kernel.org

On Friday 22 May 2015 12:53:44 Srinivas Kandagatla wrote:
> Thanks for looking at this patch.
> 
> On 22/05/15 08:24, Arnd Bergmann wrote:
> > On Thursday 21 May 2015 22:52:41 Srinivas Kandagatla wrote:
> >>
> >>   config SND_SOC_LPASS_CPU
> >>          tristate
> >> +       depends on OF
> >>          select REGMAP_MMIO
> >>
> >>   config SND_SOC_LPASS_PLATFORM
> >>          tristate
> >> +       depends on OF
> >>          select REGMAP_MMIO
> >>
> >>   config SND_SOC_LPASS_IPQ806X
> >>
> >
> > Could you instead make the drivers compile without OF being set?
> >
> > I see that patch 7 and 8 introduces another two options doing
> >
> >
> > +config SND_SOC_LPASS_APQ8016
> > +       tristate
> > +       depends on SND_SOC_QCOM
> > +       select SND_SOC_LPASS_CPU
> > +       select SND_SOC_LPASS_PLATFORM
> > +
> >
> > +config SND_SOC_APQ8016_SBC
> > +       tristate "SoC Audio support for APQ8016 SBC platforms"
> > +       depends on (ARCH_QCOM && SND_SOC_QCOM) || COMPILE_TEST
> > +       select SND_SOC_LPASS_APQ8016
> > +       help
> >
> > so you get an obvious build failure here when SND_SOC_APQ8016_SBC
> > gets selected with COMPILE_TEST on a platform that does not support OF.
> >
> 
> Yes, this would fail.
> I think moving of_device_id structures in drivers under #ifdef CONFIG_OF 
> and removing the depends on OF would fix it.
> 

Why?

	Arnd