linux-kernel - Re: [RFC 10/10] irqchip: Make versatile fpga irq driver a generic chip

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Message-ID: <CACxGe6tW+k6dN6gi6MoPQ2zehP4R+THmzFGZQkhOZGH7oS+S2g@mail.gmail.com>
Date:	Mon, 10 Jun 2013 11:50:06 +0100
From:	Grant Likely <grant.likely@...aro.org>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Arnd Bergmann <arnd@...db.de>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"linuxppc-dev@...ts.ozlabs.org list" <linuxppc-dev@...ts.ozlabs.org>,
	Russell King <linux@....linux.org.uk>
Subject: Re: [RFC 10/10] irqchip: Make versatile fpga irq driver a generic chip

On Mon, Jun 10, 2013 at 8:40 AM, Linus Walleij <linus.walleij@...aro.org> wrote:
> On Mon, Jun 10, 2013 at 2:49 AM, Grant Likely <grant.likely@...aro.org> wrote:
>
>> This is an RFC patch to convert the versatile FPGA irq controller driver
>> to use generic irq chip. It builds on the series that extends the
>> generic chip code to allow a linear irq domain to contain one or more
>> generic irq chips so that each interrupt controller doesn't need to hand
>> code the generic chip setup.
>>
>> I've written this as a proof of concept to see if the new generic irq
>> code does what it needs to. I had to extend it slightly to properly
>> handle the valid mask used by the versatile FPGA driver.
>>
>> Tested on QEMU, but not on real hardware.
>
> Is this the same as the one I tested previously?
>
> If it need re-testing please push a branch and I'll take it
> for a spin.

Yes, it's the same, but if you can test the branch I would appreciate
it. I've done some heavy rework on the irqdomain code that makes
everything simpler, but also makes it likely that I've broken
something.

git://git.secretlab.ca/git/linux.git irqdomain/test

g.
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