Re: [PATCH] alsa: use subsys_initcall for sound core instead of module_init

[Takashi Iwai]

At Thu, 14 Jan 2010 13:53:43 -0200,
Thadeu Lima de Souza Cascardo wrote:
> 
> On Wed, Jan 13, 2010 at 07:48:07AM +0100, Takashi Iwai wrote:
> > At Tue, 12 Jan 2010 20:20:39 -0200,
> > Thadeu Lima de Souza Cascardo wrote:
> > > 
> > > This is needed for built-in drivers which are built before the sound directory,
> > > like thinkpad_acpi.
> > > 
> > > Otherwise, registering a card fails.
> > 
> > Oh well, this kind of problem hits again.
> > 
> > I don't remember why subsys_init() wasn't taken before...  Maybe some
> > dependency between sound and V4L or so.  But, it's worth to check again.
> > 
> 
> Any references to this dependency problem, so I can try to help and investigate
> about it and do some tests?

I also don't remember.  That was a long long ago... :)

> > I'll apply this after some testing.
> > 
> 
> Built-in thinkpad-acpi started working for me after these changes. I can't tell
> you about any subsystem that stopped working, like some V4L driver.

Did you test whether the sound subsystem still works as modules?


Takashi
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