linux-kernel - Re: [PATCH V4 1/6] regmap: irq: add apis to unmap the mapped irq

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Message-ID: <20160208145550.GE7265@sirena.org.uk>
Date:	Mon, 8 Feb 2016 14:55:50 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	lee.jones@...aro.org, alexandre.belloni@...e-electrons.com,
	k.kozlowski@...sung.com, javier@....samsung.com,
	gregkh@...uxfoundation.org, a.zummo@...ertech.it,
	cw00.choi@...sung.com, linux-kernel@...r.kernel.org,
	rtc-linux@...glegroups.com
Subject: Re: [PATCH V4 1/6] regmap: irq: add apis to unmap the mapped irq

On Sat, Feb 06, 2016 at 08:07:22PM +0530, Laxman Dewangan wrote:

> Before removing irq domains, it is require to unmap all
> mapped interrupt from that domain. Currently there is API
> to map the interrupt on chip as regmap_irq_get_virq() for
> creating mapping. Add equivalent API to dispose the mapped
> irq in irq domains.

This makes no sense to me.  Why would you ever want to unmap the
interrupts separately to destroying the domain and why would you ever
want to destroy the domain without unmapping the interrupts?

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