From: Takashi Iwai <tiwai@suse.de>
Subject: Re: Aureal issues on resume
Date: Mon, 12 Sep 2011 09:53:28 +0200
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To: Clemens Ladisch <clemens@ladisch.de>
Cc: Raymond Yau <superquad.vortex2@gmail.com>, ALSA Development Mailing List <alsa-devel@alsa-project.org>
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At Sun, 04 Sep 2011 22:32:44 +0200,
Clemens Ladisch wrote:
> 
> Raymond Yau wrote:
> > The possible way is to save the contents of 128K memory mapped I/O
> > ports before suspend to non-volatile memory and restore them after
> > resume
> >
> > Is there any way for alsa driver to allocate non-volatile memory ?
> 
> 'Normal' memory is saved over suspend.  Just use {k|v}malloc.

If it's a 128kB bulk memory, vmalloc() is a more sensible choice.


Takashi