From: Jarkko Nikula <jhnikula@gmail.com>
To: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Tony Lindgren <tony@atomide.com>,
linux-omap@vger.kernel.org, Liam Girdwood <lrg@ti.com>,
Kishon Vijay Abraham I <kishon@ti.com>
Subject: Re: [PATCH] OMAP4: McBSP: Clear rx_irq at probe time
Date: Tue, 17 May 2011 15:29:54 +0300 [thread overview]
Message-ID: <20110517152954.477365e6.jhnikula@gmail.com> (raw)
In-Reply-To: <1305628420-10592-1-git-send-email-peter.ujfalusi@ti.com>
On Tue, 17 May 2011 13:33:40 +0300
Peter Ujfalusi <peter.ujfalusi@ti.com> wrote:
> On OMAP4 we have one interrupt line per McBSP port.
> At proble time tx, and rx irq value will be -ENXIO,
> and only the tx irq will get corrected.
> In omap_mcbsp_request if the rx_irq is not 0 we proceed,
> and try to request the interrupt, which will fail on
> OMAP4 (rx_irq == -6).
> To avoid this error, clear the rx_irq at probe time
> on OMAP4.
>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
> ---
> arch/arm/plat-omap/mcbsp.c | 4 +++-
> 1 files changed, 3 insertions(+), 1 deletions(-)
>
Acked-by: Jarkko Nikula <jhnikula@gmail.com>
next prev parent reply other threads:[~2011-05-17 12:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-17 10:33 [PATCH] OMAP4: McBSP: Clear rx_irq at probe time Peter Ujfalusi
2011-05-17 12:29 ` Jarkko Nikula [this message]
2011-05-17 12:57 ` Tony Lindgren
2011-05-18 5:52 ` Peter Ujfalusi
2011-05-18 7:59 ` Jarkko Nikula
2011-05-31 7:52 ` Tony Lindgren
2011-05-18 12:39 ` Peter Ujfalusi
2011-05-31 7:57 ` Tony Lindgren
2011-06-08 7:51 ` Peter Ujfalusi
2011-06-13 13:35 ` Tony Lindgren
2011-06-14 11:19 ` Péter Ujfalusi
2011-06-14 12:05 ` Jarkko Nikula
2011-06-14 12:40 ` Tony Lindgren
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