[PATCH] ALSA: msnd: Use proper mmap method

[Takashi Iwai]

On Mon, 09 Aug 2021 15:59:26 +0200,
Takashi Iwai wrote:
> 
> The old ISA MSND driver basically maps the iomem as the DMA buffer.
> For this type of buffer, we have already the standard mmap helper,
> snd_pcm_lib_mmap_iomem().  Set the DMA address and use the standard
> helper for allowing the mmap on all architectures properly.

We need to set the different PCM INFO flag for this.
Will resubmit v2 patch covering that, too.


Takashi