linux-kernel - Re: [PATCH] sound: Add dependency on DMA

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Date:   Thu, 17 Nov 2016 20:03:51 +0100
From:   Takashi Iwai <tiwai@...e.de>
To:     "Florian Fainelli" <f.fainelli@...il.com>
Cc:     <linux-kernel@...r.kernel.org>,
        "moderated list:SOUND" <alsa-devel@...a-project.org>,
        <arnd@...db.de>, "Jaroslav Kysela" <perex@...ex.cz>
Subject: Re: [PATCH] sound: Add dependency on DMA

On Thu, 17 Nov 2016 19:52:37 +0100,
Florian Fainelli wrote:
> 
> Architectures like m32r do not have a proper DMA-API implementation,
> fixes COMPILE_TEST linking failures for the sounds subsystem.

What error did you get exactly?
There are already CONFIG_HAS_DMA dependency in a few places, so I
wonder what's missing.


thanks,

Takashi

> 
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
> ---
>  sound/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/sound/Kconfig b/sound/Kconfig
> index 5a240e050ae6..a768704d2f47 100644
> --- a/sound/Kconfig
> +++ b/sound/Kconfig
> @@ -60,6 +60,7 @@ if !M68K && !UML
>  
>  menuconfig SND
>  	tristate "Advanced Linux Sound Architecture"
> +	depends on HAS_DMA
>  	help
>  	  Say 'Y' or 'M' to enable ALSA (Advanced Linux Sound Architecture),
>  	  the new base sound system.
> -- 
> 2.9.3
> 
>