linux-kernel - RE: [PATCH v2 03/28] ARM: gic: Export irq chip functions

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Message-ID: <f0f885ab9398a623d0761e728a5ee4df@mail.gmail.com>
Date:	Mon, 24 Jan 2011 12:09:13 +0530
From:	Santosh Shilimkar <santosh.shilimkar@...com>
To:	Colin Cross <ccross@...roid.com>, linux-tegra@...r.kernel.org
Cc:	Russell King <linux@....linux.org.uk>,
	Linus Walleij <linus.walleij@...ricsson.com>,
	konkers@...roid.com, Gary King <gking@...dia.com>,
	Catalin Marinas <catalin.marinas@....com>,
	Abhijeet Dharmapurikar <adharmap@...eaurora.org>,
	linux-kernel@...r.kernel.org, olof@...om.net,
	linux-arm-kernel@...ts.infradead.org
Subject: RE: [PATCH v2 03/28] ARM: gic: Export irq chip functions

Colin,
> -----Original Message-----
> From: linux-arm-kernel-bounces@...ts.infradead.org [mailto:linux-
> arm-kernel-bounces@...ts.infradead.org] On Behalf Of Colin Cross
> Sent: Monday, January 24, 2011 7:31 AM
> To: linux-tegra@...r.kernel.org
> Cc: Russell King; Linus Walleij; konkers@...roid.com; Gary King;
> Catalin Marinas; Abhijeet Dharmapurikar; linux-
> kernel@...r.kernel.org; Colin Cross; olof@...om.net; linux-arm-
> kernel@...ts.infradead.org
> Subject: [PATCH v2 03/28] ARM: gic: Export irq chip functions
>
> Some systems combine the GIC with an external interrupt controller.
> On these systems it may be necessary to update both the GIC
> registers
> and the external controller's registers to control IRQ behavior.
> Export the irq chip functions so that these systems can define a
> custom irq chip that calls into the GIC handlers.
>
> Signed-off-by: Colin Cross <ccross@...roid.com>
> ---
> v2: Updated on top of irq_data changes
>
>  arch/arm/common/gic.c               |   11 +++++------
>  arch/arm/include/asm/hardware/gic.h |   10 ++++++++++
>  2 files changed, 15 insertions(+), 6 deletions(-)
>
Instead of exporting the GIC library, I think we could add the
flexibility with slightly different approach.
Have few common arm patches mainly for PM.
Will post them shortly. Have a look at them.


Regards,
Santosh
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