linux-kernel - Re: [PATCH] ALSA: pcm: Protect call to dma_mmap_coherent() by check for HAS

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Message-ID: <s5htw2k2xss.wl-tiwai@suse.de>
Date:   Mon, 10 Jul 2017 16:04:19 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     "Geert Uytterhoeven" <geert@...ux-m68k.org>
Cc:     "Jaroslav Kysela" <perex@...ex.cz>, <alsa-devel@...a-project.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ALSA: pcm: Protect call to dma_mmap_coherent() by check for HAS_DMA

On Sun, 09 Jul 2017 21:31:02 +0200,
Geert Uytterhoeven wrote:
> 
> If NO_DMA=y:
> 
>     sound/core/pcm_native.o: In function `snd_pcm_lib_default_mmap':
>     pcm_native.c:(.text+0x144c): undefined reference to `bad_dma_ops'
>     pcm_native.c:(.text+0x1474): undefined reference to `dma_common_mmap'
> 
> Add a check for HAS_DMA to fix this.
> 
> Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>

Applied, thanks.


Takashi