[alsa-devel] [PATCH 2/4] ASoC: s3c24xx 8 bit sound fix
broonie at sirena.org.uk
Wed Nov 12 16:25:50 CET 2008
On Wed, Nov 12, 2008 at 04:16:08PM +0100, Takashi Iwai wrote:
> Mark Brown wrote:
> > The global variable is used to tell the DMA driver how to set the
> > hardware up for the port. Since the variable is tied to the underlying
> > hardware channel it's used for there's no real win from duplicating it
> > into a variable - the hardware it is used to configure can't be shared.
> I know it, but it's still uncomfortable that such secret mythes and
> legends are underlying without explanation. Could you add some more
> comments around that code to avoid misunderstanding by readers?
Hrm, that's a fairly standard idiom for ASoC DMA/DAI driver interaction
so probably more of a Documentation/ thing but doing it there is not too
helpful for addressing your concern. I'll have a think.
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