linux-kernel - Re: [PATCH] SOUND: Fix non-ISA_DMA

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Date:	Fri, 24 Jun 2011 15:19:44 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Ralf Baechle <ralf@...ux-mips.org>
Cc:	Mauro Carvalho Chehab <mchehab@...radead.org>,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
	alsa-devel@...a-project.org, linux-mips@...ux-mips.org
Subject: Re: [PATCH] SOUND: Fix non-ISA_DMA_API build failure

On Thursday 23 June 2011 16:47:50 Ralf Baechle wrote:
> Fixed by adding an explicit dependency on ISA_DMA_API for all of the
> config statment that either result in the direction inclusion of code that
> calls the ISA DMA API or selects something which in turn would use the ISA
> DMA API.
> 
> The sole ISA sound driver that does not use the ISA DMA API is the Adlib
> driver so replaced the dependency of SND_ISA on ISA_DMA_API and add it to
> each of the drivers individually.

Do we really care all that much about the Adlib driver on platforms without
ISA_DMA_API? Right now all of sound/isa/ is hidden behind ISA_DMA_API and
I think that's acceptable

> diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
> index e4c97fd..0aeed28 100644
> --- a/drivers/media/radio/Kconfig
> +++ b/drivers/media/radio/Kconfig
> @@ -168,7 +168,7 @@ config RADIO_MAXIRADIO
>  
>  config RADIO_MIROPCM20
>         tristate "miroSOUND PCM20 radio"
> -       depends on ISA && VIDEO_V4L2 && SND
> +       depends on ISA && ISA_DMA_API && VIDEO_V4L2 && SND
>         select SND_ISA
>         select SND_MIRO
>         ---help---

Then this hunk by itself would be enough to solve the compile
errors, AFAICT.

	Arnd
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