From: Lee Revell <rlrevell@joe-job.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Dominique Dumont <domi.dumont@free.fr>,
Francesco Peeters <Francesco@FamPeeters.com>,
alsa-user <alsa-user@lists.sourceforge.net>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [Alsa-user] Pb with simultaneous SATA and ALSA I/O
Date: Thu, 05 Oct 2006 17:45:36 -0400 [thread overview]
Message-ID: <1160084737.2481.112.camel@mindpipe> (raw)
In-Reply-To: <1160085133.1607.29.camel@localhost.localdomain>
On Thu, 2006-10-05 at 22:52 +0100, Alan Cox wrote:
> Ar Iau, 2006-10-05 am 16:45 -0400, ysgrifennodd Lee Revell:
> > I've heard that some motherboards do evil stuff like implementing legacy drive
> > access modes using SMM which would cause dropouts without xruns
> > reported.
>
> They don't. SATA causes audio dropouts on some systems because its fast
> enough to starve the audio device of regular enough access to the PCI
> bus. If that is a problem the audio device should be tuning PCI
> latencies
>
OK. In fact the Windows driver and IIRC the OSS driver do tune PCI
latencies. But that can't be the problem here if analog playback is
unaffected. Sounds like electrical noise could be the issue...
Lee
next prev parent reply other threads:[~2006-10-05 21:45 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-25 11:55 Pb with simultaneous SATA and ALSA I/O Dominique Dumont
2006-09-25 12:17 ` [Alsa-user] " Francesco Peeters
2006-10-05 20:42 ` Dominique Dumont
2006-10-05 20:45 ` Lee Revell
2006-10-05 21:01 ` Dominique Dumont
2006-10-05 21:12 ` Lee Revell
2006-10-05 21:50 ` Alan Cox
2006-10-08 10:38 ` PCM distorsion snapshots from SATA/ALSA conflict (was: [Alsa-user] Pb with simultaneous SATA and ALSA I/O) Dominique Dumont
2006-10-08 16:41 ` Lee Revell
2006-10-14 15:04 ` [Alsa-user] PCM distorsion snapshots from SATA/ALSA conflict Dominique Dumont
2006-10-05 21:18 ` [Alsa-user] Pb with simultaneous SATA and ALSA I/O Lee Revell
2006-10-07 12:03 ` Dominique Dumont
2006-10-07 17:08 ` Lee Revell
2006-10-05 21:52 ` Alan Cox
2006-10-05 21:45 ` Lee Revell [this message]
2006-09-25 14:38 ` Lennart Sorensen
2006-09-25 14:50 ` Lee Revell
2006-09-26 14:29 ` Thierry Vignaud
2006-09-26 14:37 ` Dominique Dumont
2006-09-26 14:44 ` Lee Revell
2006-10-04 10:45 ` [Alsa-user] " Dominique Dumont
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