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Date: Wed, 12 Dec 2007 16:01:33 +0100
From: Daniel Mack <daniel@...aq.de>
To: Remy Bohmer <linux@...mer.net>
Cc: netdev@...r.kernel.org
Subject: Re: DM9000_IRQ_FLAGS
Hi,
On Dec 12, 2007, at 3:46 PM, Remy Bohmer wrote:
> The DM9000 adapter is connected to a GPIO line on the at91sam9261-ek
> board, the board-specific code has a generic handler for every GPIO
> interrupt. So, the Device driver __does not need to know__ the type of
> interrupt, It just installs a handler by request_irq().
Ok.
>> resource->flags = IORESOURCE_IRQ | IRQT_RISING;
>>
> These types of flags are never meant to be compatible, and thus they
> shall not be stored in the same flags variable. The same is valid for
> the flags IRQF_* and IRQT* flags, so request_irq() is also not the
> place to do this.
Ah, so I was trapped by faulty code doing that. I thought as the
type of interrupt is also a detail information about the resource,
this is the place to put is. However, it also works with
set_irq_type().
Thanks for sorting that out :)
Best regards,
Daniel
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