linux-kernel - Re: RFC: amba: remove NO

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Date:	Thu, 24 May 2012 10:24:03 +0100
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Alessandro Rubini <rubini@...dd.com>
Cc:	Giancarlo Asnaghi <giancarlo.asnaghi@...com>,
	Alan Cox <alan@...ux.intel.com>, linux-kernel@...r.kernel.org
Subject: Re: RFC: amba: remove NO_IRQ

On Thu, May 24, 2012 at 11:19:33AM +0200, Alessandro Rubini wrote:
> I'm using PrimeCell devices under PCIe, x86 platform. We discussed
> this issue on Mar 1st, and you (Russell) reported that NO_IRQ is
> expected to go away for ARM, as 0 is the new official "no irq" marker.
> 
> The trivial patch below is what I'm currently using to compile my
> stuff, but I'd like to get an update about NO_IRQ in ARM (which you
> complained was completely on your shoulders). If needed I can take it
> over and propose patches.
> 
> I'm well aware that the few users within arch/arm are matched by a
> much bigger number of users in drivers/ .  The work is not trivial,
> but at least I hope to be able to remove NO_IRQ from amba/bus.c by
> auditing all its users.

See dfb85185bda373a70409c70c2632b02fb0f8f449 in mainline.
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