linux-kernel - Re: [PATCH v5 00/27] irq_domain generalization and rework

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Message-ID: <20120217180538.GA11520@merkur.ravnborg.org>
Date:	Fri, 17 Feb 2012 19:05:38 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	Russell King - ARM Linux <linux@....linux.org.uk>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Grant Likely <grant.likely@...retlab.ca>,
	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	devicetree-discuss@...ts.ozlabs.org,
	linux-arm-kernel@...ts.infradead.org,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Milton Miller <miltonm@....com>,
	Rob Herring <rob.herring@...xeda.com>
Subject: Re: [PATCH v5 00/27] irq_domain generalization and rework

> > 
> > /*
> >  * Please do not include this file in generic code.  There is currently
> >  * no requirement for any architecture to implement anything held
> >  * within this file.
> >  *
> >  * Thanks. --rmk
> >  */
> > 
> > A quick grep indicates that we've lost this battle ;) Is the comments
> > still true?  Should we stop discouraging inclusion of linux/irq.h? 
> > Does anyone even know that it's discouraged ;)
> 
> It's still true for any platform which hasn't been converted to genirq,
> as such a platform would not have asm/hw_irq.h.

In-tree only s390 is not using genirq.
All the rest are converted and provide hw_irq.h -
most of the new archs provide hw_irq via asm-generic so it does
not show up unless you look in the Kbuild file,.

	Sam
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