From: Timur Tabi <timur@freescale.com>
To: Jon Smirl <jonsmirl@gmail.com>
Cc: linuxppc-dev@ozlabs.org, alsa-devel@alsa-project.org,
broonie@sirena.org.uk
Subject: Re: [alsa-devel] [PATCH] Modify mpc5200 AC97 driver to use V9 of spin_event_timeout()
Date: Tue, 26 May 2009 19:53:24 -0500 [thread overview]
Message-ID: <ed82fe3e0905261753v1cb9c901i3b66cd903e4adda6@mail.gmail.com> (raw)
In-Reply-To: <9e4733910905261744j3589ace8wd427ef8a5998eccf@mail.gmail.com>
On Tue, May 26, 2009 at 7:44 PM, Jon Smirl <jonsmirl@gmail.com> wrote:
> Because Grant didn't want me doing udelay(50) just to delay things in
> order to give the AC97 controller time to initialize. Your function
> lets me loop on cpu_relax() for 50us.
But udelay() calls HMT_low(), which is like cpu_relax().
--
Timur Tabi
Linux kernel developer at Freescale
next prev parent reply other threads:[~2009-05-27 0:53 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-27 0:25 [PATCH] Modify mpc5200 AC97 driver to use V9 of spin_event_timeout() Jon Smirl
2009-05-27 0:38 ` [alsa-devel] " Timur Tabi
2009-05-27 0:44 ` Jon Smirl
2009-05-27 0:53 ` Timur Tabi [this message]
2009-05-27 1:01 ` Jon Smirl
2009-05-27 3:12 ` Timur Tabi
2009-05-27 3:49 ` Grant Likely
2009-05-27 3:48 ` Grant Likely
2009-05-27 4:00 ` Grant Likely
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