From: Jarkko Nikula <jhnikula@gmail.com>
To: "G, Manjunath Kondaiah" <manjugk@ti.com>
Cc: Peter Ujfalusi <peter.ujfalusi@nokia.com>,
"Menon, Nishanth" <nm@ti.com>, Tony Lindgren <tony@atomide.com>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
Liam Girdwood <lrg@slimlogic.co.uk>
Subject: Re: [PATCH 2/2] OMAP3: DMA: Errata: sDMA FIFO draining does not finish
Date: Fri, 1 Oct 2010 14:48:39 +0300 [thread overview]
Message-ID: <20101001144839.39b12d4b.jhnikula@gmail.com> (raw)
In-Reply-To: <20101001144345.d5225789.jhnikula@gmail.com>
On Fri, 1 Oct 2010 14:43:45 +0300
Jarkko Nikula <jhnikula@gmail.com> wrote:
> Problem has been there probably quite some time but we were able to see
> it only after a proper use-case. Which is buffer overrun when doing
> audio recording only and after the commit c12abc0 (in 2.6.32).
>
Problem is also somewhat HW specific. The N900 unit I have stalls
almost immediately after the first overrun and dma stop but I haven't
been able to reproduce it on my BeagleBoard C2. N810 typically needs a
few overruns but stalls eventually.
--
Jarkko
next prev parent reply other threads:[~2010-10-01 11:48 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-01 6:39 [PATCH 0/2] OMAP2/3: DMA: FIFO drain errata fixes Peter Ujfalusi
2010-10-01 6:39 ` [PATCH 1/2] omap: dma: Fix buffering disable bit setting for omap24xx Peter Ujfalusi
2010-10-01 7:47 ` Nishanth Menon
2010-10-01 9:20 ` Jarkko Nikula
2010-10-01 6:39 ` [PATCH 2/2] OMAP3: DMA: Errata: sDMA FIFO draining does not finish Peter Ujfalusi
2010-10-01 7:00 ` Jarkko Nikula
2010-10-01 7:45 ` Nishanth Menon
2010-10-01 8:51 ` Peter Ujfalusi
2010-10-01 9:23 ` Nishanth Menon
2010-10-01 10:40 ` Peter Ujfalusi
2010-10-01 9:29 ` G, Manjunath Kondaiah
2010-10-01 9:43 ` Nishanth Menon
2010-10-01 9:45 ` G, Manjunath Kondaiah
2010-10-01 10:43 ` Peter Ujfalusi
2010-10-01 10:41 ` Peter Ujfalusi
2010-10-01 11:09 ` G, Manjunath Kondaiah
2010-10-01 11:43 ` Jarkko Nikula
2010-10-01 11:48 ` Jarkko Nikula [this message]
2010-10-01 17:02 ` Tony Lindgren
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