linux-kernel - Re: [PATCH] spi/drivers: Restrict COMPILE_TEST by HAS

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Message-ID: <20130906154059.GI29403@sirena.org.uk>
Date:	Fri, 6 Sep 2013 16:40:59 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] spi/drivers: Restrict COMPILE_TEST by HAS_DMA where
 needed

On Fri, Sep 06, 2013 at 04:55:40PM +0200, Geert Uytterhoeven wrote:
> commit dd1053a93fdc11d491f5460f7da5ce70e6c93c9e ("spi/drivers: Enable build
> of drivers with COMPILE_TEST") allows compile-testing drivers on platforms
> they're not meant for.

> However, adding "|| COMPILE_TEST" bypasses all other implicit dependencies
> assumed by the platform dependencies before, like HAS_DMA.

> If NO_DMA=y:

Why is the fix for this not to have the DMA APIs provide shims (or
whatever platforms are affected implement the DMA API)?

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