Subject: Re: irq

From: Sébastien Chrétien<[email-masked]>
Date: Wed, 03 Sep 2008 23:02:21 +0200

irq_of_parse_and_map is equivalent to ioremap in the MMU case ?

Scott Wood a écrit :
> On Wed, Sep 03, 2008 at 06:36:39PM +0200, Sébastien Chrétien wrote:
>   
>> Ok I will try irq_create_mapping tomorrow.
>> When have I to use this function ?
>>     
>
> You always need to create a mapping (though doing it with
> irq_of_parse_and_map is preferred).  request_irq() takes virtual IRQ
> numbers, not hardware IRQ numbers.
>
> -Scott
>
>