linux-kernel - Re: [PATCH] iio: adc: STM32_DFSDM_ADC should depend on HAS

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Message-ID: <20180130163507.GE10525@sirena.org.uk>
Date:   Tue, 30 Jan 2018 16:35:07 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Jonathan Cameron <jic23@...nel.org>,
        Arnaud Pouliquen <arnaud.pouliquen@...com>,
        linux-iio@...r.kernel.org,
        ALSA Development Mailing List <alsa-devel@...a-project.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] iio: adc: STM32_DFSDM_ADC should depend on HAS_DMA

On Tue, Jan 30, 2018 at 04:31:24PM +0100, Geert Uytterhoeven wrote:
> On Tue, Jan 30, 2018 at 4:03 PM, Mark Brown <broonie@...nel.org> wrote:

> > Once again I have to ask why we're doing this per driver and not having
> > the few architectures that have this issue set something up.

> Because doing so would lead us to

>     depends on COMPILE_TEST || HAS_DMA

> in many places. Is that any better?

Honestly I'd just not have any dependency here, I'm not sure the DMA
dependencies are really covering a good percentage of what's really
likely to be found on these platforms.

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