[PATCH 1/8] of/irq: Create stub for of_irq_find_parent when !CONFIG_OF

Linus Walleij linus.walleij at linaro.org
Tue Aug 14 04:17:08 EDT 2012


On Thu, Aug 9, 2012 at 5:53 PM, Lee Jones <lee.jones at linaro.org> wrote:

> of_irq_find_parent is a handy function to use outside the confines of
> the Open Firmware subsystem. One such use-case is when the IRQ Domain
> wishes to find an IRQ domain for a given device node. Currently it can
> not take any notice of the 'interrupt-parent' property. Instead it
> just uses the first IRQ controller as it climbs the Device Tree. If
> we were to use this as a precursor the resultant controller is more
> likely to be correct.
>
> CC: Rob Herring <rob.herring at calxeda.com>
> CC: devicetree-discuss at lists.ozlabs.org
> Signed-off-by: Lee Jones <lee.jones at linaro.org>

This is clever.

Acked-by: Linus Walleij <linus.walleij at linaro.org>

Yours,
Linus Walleij



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