[PATCH v2 03/28] ARM: gic: Export irq chip functions

Santosh Shilimkar santosh.shilimkar at ti.com
Mon Jan 24 01:39:13 EST 2011

> -----Original Message-----
> From: linux-arm-kernel-bounces at lists.infradead.org [mailto:linux-
> arm-kernel-bounces at lists.infradead.org] On Behalf Of Colin Cross
> Sent: Monday, January 24, 2011 7:31 AM
> To: linux-tegra at vger.kernel.org
> Cc: Russell King; Linus Walleij; konkers at android.com; Gary King;
> Catalin Marinas; Abhijeet Dharmapurikar; linux-
> kernel at vger.kernel.org; Colin Cross; olof at lixom.net; linux-arm-
> kernel at lists.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 at android.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.


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