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Date: Wed, 20 Jul 2016 08:38:22 +0200 (CEST)
From: Thomas Gleixner <tglx@linutronix.de>
To: Andy Gross <andy.gross@linaro.org>
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Subject: Re: SOC-specific action for irq_set_wake
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On Tue, 19 Jul 2016, Andy Gross wrote:

> So not too long ago there were irq extensions that you could add in to an
> irq controller that would allow for intercepting the set wake calls.  This
> went away and was replaced by the hierarchical irq design.

For a very good reason. The 'extensions' were a horrible hack and an
unmaintainable mess. This problem is not that hard to solve w/o these hacks.

Thanks,

	tglx