From: Tony Lindgren <tony@atomide.com>
To: "Woodruff, Richard" <r-woodruff2@ti.com>
Cc: Paul Walmsley <paul@pwsan.com>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
Kevin Hilman <khilman@deeprootsystems.com>
Subject: Re: [PATCH 2/2] OMAP2/3 GPTIMER: skip unnecessary TLDR write during non-autoreload
Date: Fri, 21 Nov 2008 15:53:22 -0800 [thread overview]
Message-ID: <20081121235321.GL4927@atomide.com> (raw)
In-Reply-To: <13B9B4C6EF24D648824FF11BE8967162036CD41930@dlee02.ent.ti.com>
* Woodruff, Richard <r-woodruff2@ti.com> [081121 14:53]:
> > * Woodruff, Richard <r-woodruff2@ti.com> [081014 12:47]:
> > > > omap_dm_timer_write_reg(timer, OMAP_TIMER_COUNTER_REG, load);
> > > > - omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load);
> > > > omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l);
> > > > }
> > >
> > > I seem to recall there was a missed interrupt condition which this worked
> > around.
> > >
> > > IIRC, the original code didn't bother with the load I added back as a work
> > around as a way to get posted mode working.
> >
> > Well these seem to be working based on some quick timer tests.
> > Pushing so we can verify it ;)
>
> This kind of change might be better tested on the PM branch. It's the kind of thing more likely to work with PM disabled. Testing in both is good, PM for many things is less forgiving...
OK, let's not push them yet then. Kevin promised to run some timer
tests on them on Monday, so let's wait for that.
Regards,
Tony
next prev parent reply other threads:[~2008-11-21 23:53 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-14 17:27 [PATCH 0/2] OMAP2/3 GPTIMER: minor optimizations Paul Walmsley
2008-10-14 17:27 ` [PATCH 1/2] OMAP2/3 GPTIMER: drop redundant pending write check Paul Walmsley
2008-10-14 17:27 ` [PATCH 2/2] OMAP2/3 GPTIMER: skip unnecessary TLDR write during non-autoreload Paul Walmsley
2008-10-14 19:13 ` Woodruff, Richard
2008-11-21 22:22 ` Tony Lindgren
2008-11-21 22:53 ` Woodruff, Richard
2008-11-21 23:53 ` Tony Lindgren [this message]
2008-11-26 18:39 ` Kevin Hilman
2008-11-26 18:49 ` Tony Lindgren
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