Re: [2.6 patch] schedule obsolete OSS drivers for removal

Adrian Bunk
2006-01-03T21:56:54Z

On Tue, Jan 03, 2006 at 09:56:20PM +0100, Jesper Juhl wrote:
> On 1/3/06, Takashi Iwai <tiwai@suse.de> wrote:
> > At Tue, 3 Jan 2006 21:37:32 +0100,
> > Tomasz Torcz wrote:
> > >
> > > On Tue, Jan 03, 2006 at 09:22:58PM +0100, Takashi Iwai wrote:
> > > > At Tue, 3 Jan 2006 18:03:16 +0100,
> > > > Olivier Galibert wrote:
> > > > >
> > > > > > This is exactly why the OSS emulation option in ALSA is really a last resort
> > > > > > and should not be an excuse for people to ignore implementing ALSA support
> > > > > > directly. More so, it is very good justification for ditching "everything
> > > > > > OSS" as soon as possible, at least in new software.
> > > > >
> > > > > Actually the crappy state of OSS emulation is a good reason to ditch
> > > > > ALSA in its current implementation. As Linus reminded not so long
> > > > > ago, backwards compatibility is extremely important.
> > > >
> > > > Well, we keep the compatibility exactly -- OSS drivers don't support
> > > > software mixing in the kernel, too :)
> > >
> > > OSS will support software mixing. In kernel. On NetBSD.
> > > http://kerneltrap.org/node/4388
> >
> > Why do we need to keep the compatibility with NetBSD?
> >
> Software mixing is a really nice feature for people with soundscards
> that can't do hardware mixing, so if the OSS compatibility could
> transparently do software mixing for apps using OSS api that would be
> a very nice extension for a lot of people - I'd say that if NetBSD do
> that they've got the right idea.

The OSS compatibility in ALSA is only a legacy API for applications not
yet converted to use the ALSA API.

> Jesper Juhl

cu
Adrian

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