linux-kernel - Re: ldd irq problem

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Message-ID: <474FE681.9080101@gmail.com>
Date:	Fri, 30 Nov 2007 11:31:29 +0100
From:	Jiri Slaby <jirislaby@...il.com>
To:	Chris Rutherford <chrismrutherford@...glemail.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: ldd irq problem

On 11/30/2007 10:28 AM, Chris Rutherford wrote:
> Helo lkml,
> 
> I'm trying to write a LDD but I have got a bug.  Any ideas what i
> might be doing wrong?
> 
> ret = request_irq(12, handler, SA_INTERRUPT | SA_SHIRQ, "sha1
> handler", DEVICE_NAME);
> printk (KERN_INFO "req irq %d \n", ret);
> enable_irq(12);

enable_irq is opposite of disable_irq(_nosync), you don't need to call it in
probe function and in most cases you don't need it at all.

regards,
-- 
Jiri Slaby (jirislaby@...il.com)
Faculty of Informatics, Masaryk University
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