From: Pavel Machek <pavel@ucw.cz>
To: Lee Revell <rlrevell@joe-job.com>
Cc: Jan Engelhardt <jengelh@linux01.gwdg.de>,
Ingo Molnar <mingo@elte.hu>,
Linus Torvalds <torvalds@linux-foundation.org>,
Jeremy Fitzhardinge <jeremy@goop.org>,
Zachary Amsden <zach@vmware.com>,
Thomas Gleixner <tglx@linutronix.de>,
john stultz <johnstul@us.ibm.com>,
akpm@linux-foundation.org, LKML <linux-kernel@vger.kernel.org>,
Rusty Russell <rusty@rustcorp.com.au>, Andi Kleen <ak@suse.de>,
Chris Wright <chrisw@sous-sol.org>,
Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: alsa was Re: ABI coupling to hypervisors via CONFIG_PARAVIRT
Date: Wed, 14 Mar 2007 08:41:55 +0000 [thread overview]
Message-ID: <20070314084155.GA3993@ucw.cz> (raw)
In-Reply-To: <75b66ecd0703091450l26bdc12es4091018f2d87f0d3@mail.gmail.com>
Hi!
> >I think the sound example to the right really shows it.
> >/dev/dsp has a
> >consistent ABI on a ton of systems. The API below it,
> >varies. Linux got
> >file_operations and ALSA. Solaris/BSD may have its
> >vnode-and-so-on-functions and some sort of OSS.
>
> I think this is a poor example as applications lose a
> lot of
> functionality (multiple stream mixing, software volume
> control, etc)
> by going through the legacy /dev/dsp interface vs. using
> native ALSA.
OTOH /dev/dsp is nice, clean, unixy interface, while alsa creates ugly
ABI you should not even use unless you are libalsa. ouch.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2007-03-14 15:15 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-09 18:02 ABI coupling to hypervisors via CONFIG_PARAVIRT Ingo Molnar
2007-03-09 18:28 ` Andi Kleen
2007-03-09 18:30 ` Linus Torvalds
2007-03-09 19:24 ` Ingo Molnar
2007-03-09 19:51 ` Linus Torvalds
2007-03-09 20:12 ` Ingo Molnar
2007-03-09 21:05 ` Jeremy Fitzhardinge
2007-03-09 21:06 ` Linus Torvalds
2007-03-09 21:36 ` Ingo Molnar
2007-03-09 21:40 ` Jeremy Fitzhardinge
2007-03-09 22:27 ` Linus Torvalds
2007-03-09 22:50 ` Ingo Molnar
2007-03-09 23:07 ` Zachary Amsden
2007-03-09 23:10 ` Ingo Molnar
2007-03-09 23:38 ` Zachary Amsden
2007-03-09 21:04 ` Ingo Molnar
2007-03-09 21:27 ` Chris Wright
2007-03-09 21:47 ` Ingo Molnar
2007-03-09 21:59 ` Jeremy Fitzhardinge
2007-03-09 22:12 ` Ingo Molnar
2007-03-09 22:30 ` Jeremy Fitzhardinge
2007-03-09 22:10 ` Chris Wright
2007-03-09 22:24 ` Ingo Molnar
2007-03-09 22:36 ` Jeremy Fitzhardinge
2007-03-09 23:38 ` Ingo Molnar
2007-03-09 22:46 ` Chris Wright
2007-03-09 23:02 ` Ingo Molnar
2007-03-09 23:13 ` Rik van Riel
2007-03-09 20:50 ` Jan Engelhardt
2007-03-09 22:50 ` Lee Revell
2007-03-14 8:41 ` Pavel Machek [this message]
2007-03-14 15:59 ` alsa was " Jaroslav Kysela
2007-03-15 9:03 ` Pavel Machek
2007-03-15 9:10 ` Pavel Machek
2007-03-15 9:23 ` Zachary Amsden
2007-03-15 9:32 ` Pavel Machek
2007-03-09 19:00 ` Chris Wright
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