From: Jarkko Nikula <jhnikula@gmail.com>
To: ext-eero.nurkkala@nokia.com
Cc: "Ujfalusi Peter (Nokia-D/Tampere)" <peter.ujfalusi@nokia.com>,
"tony@atomide.com" <tony@atomide.com>,
"alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
"Valentin Eduardo (Nokia-D/Helsinki)"
<eduardo.valentin@nokia.com>,
"broonie@opensource.wolfsonmicro.com"
<broonie@opensource.wolfsonmicro.com>
Subject: Re: [alsa-devel] [PATCH] OMAP: McBSP: Do not use extensive spin locks for dma_op_mode
Date: Tue, 27 Oct 2009 16:00:00 +0200 [thread overview]
Message-ID: <20091027160000.f276e706.jhnikula@gmail.com> (raw)
In-Reply-To: <1256641643.30157.339.camel@eenurkka-desktop>
On Tue, 27 Oct 2009 13:07:23 +0200
Eero Nurkkala <ext-eero.nurkkala@nokia.com> wrote:
> Otherwise, that spinlocking is highly unnecessary and things are
> far better without than with it. The only case it could be useful
> is in SMPs, but OMAPs are not such quite yet - and when they
> are, things will need to be re-though anyway.
>
Following commit is suggesting that mcbsp code *must* be SMP safe
already now:
commit a5b92cc348299c20be215b9f4b50853ecfbf3864
Author: Syed Rafiuddin <rafiuddin.syed@ti.com>
Date: Tue Jul 28 18:57:10 2009 +0530
ARM: OMAP4: Add McBSP support
--
Jarkko
next prev parent reply other threads:[~2009-10-27 13:59 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-27 11:00 [PATCH] OMAP: McBSP: Do not use extensive spin locks for dma_op_mode Peter Ujfalusi
2009-10-27 11:07 ` Eero Nurkkala
2009-10-27 11:17 ` Peter Ujfalusi
2009-10-27 12:00 ` Mark Brown
2009-10-27 12:04 ` Eero Nurkkala
2009-10-27 12:04 ` [alsa-devel] " Peter Ujfalusi
2009-10-27 14:00 ` Jarkko Nikula [this message]
2009-10-28 5:52 ` Peter Ujfalusi
2009-10-28 6:53 ` Eero Nurkkala
2009-10-29 6:35 ` Peter Ujfalusi
2009-10-29 7:15 ` [alsa-devel] " Jarkko Nikula
2009-11-09 7:49 ` Peter Ujfalusi
2009-11-09 13:18 ` Mark Brown
2009-10-29 7:13 ` [alsa-devel] " Jarkko Nikula
2009-11-12 22:17 ` [APPLIED] " Tony Lindgren
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