From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: smitha.vanga@wipro.com
Cc: scottwood@freescale.com, linuxppc-dev@lists.ozlabs.org
Subject: RE: Request_irq fails for IRQ2
Date: Sun, 09 Oct 2011 09:07:44 +0200 [thread overview]
Message-ID: <1318144064.29415.361.camel@pasglop> (raw)
In-Reply-To: <40631E9A2581F14BA60888C87A76A1FE014773@HYD-MKD-MBX4.wipro.com>
On Tue, 2011-10-04 at 11:21 +0000, smitha.vanga@wipro.com wrote:
> Hi Scott,
>
> I am able to register the IRQ now once I add the call irq_set_default_host in cpm2_pic.
This is a band-aid at best and will probably not be accepted upstream.
You should -really- describe your interrupt in the device-tree instead.
Ben.
> But when I call enable_irq the code throws the below warning and gives exception in enable irq at
> spin_unlock_irqrestore(&desc->lock, flags); in enable_irq.
>
>
> printk(KERN_WARNING "Unbalanced enable for IRQ %d\n", irq);
>
> Regards,
> Smitha
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next prev parent reply other threads:[~2011-10-09 7:07 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-03 14:27 Request_irq fails for IRQ2 smitha.vanga
2011-10-03 17:24 ` Scott Wood
2011-10-04 6:15 ` smitha.vanga
2011-10-04 11:21 ` smitha.vanga
2011-10-04 15:30 ` Scott Wood
2011-10-09 7:07 ` Benjamin Herrenschmidt [this message]
2011-10-04 13:55 ` smitha.vanga
2011-10-09 7:11 ` Benjamin Herrenschmidt
2011-10-04 9:25 ` Vijay Nikam
-- strict thread matches above, loose matches on Subject: below --
2011-08-26 20:08 Kernel boot up Scott Wood
2011-10-03 12:31 ` Request_irq fails for IRQ2 smitha.vanga
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