linux-kernel - Re: [PATCH 3/9] arm: add call to CPU idle quirks handler

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Date:	Fri, 26 Jun 2015 23:27:11 +0100
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Paul Osmialowski <pawelo@...g.net.pl>,
	Uwe Kleine-König <kernel@...gutronix.de>
Cc:	Arnd Bergmann <arnd@...db.de>,
	Nicolas Pitre <nicolas.pitre@...aro.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Anson Huang <b20788@...escale.com>,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>,
	Bhupesh Sharma <bhupesh.sharma@...escale.com>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Frank Li <Frank.Li@...escale.com>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Guenter Roeck <linux@...ck-us.net>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Jingchang Lu <jingchang.lu@...escale.com>,
	Jiri Slaby <jslaby@...e.cz>, Kees Cook <keescook@...omium.org>,
	Kumar Gala <galak@...eaurora.org>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Magnus Damm <damm+renesas@...nsource.se>,
	Michael Turquette <mturquette@...libre.com>,
	Nathan Lynch <nathan_lynch@...tor.com>,
	Maxime Coquelin stm32 <mcoquelin.stm32@...il.com>,
	Olof Johansson <olof@...om.net>,
	Paul Bolle <pebolle@...cali.nl>,
	Rob Herring <r.herring@...escale.com>,
	Rob Herring <robh+dt@...nel.org>,
	Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
	Shawn Guo <shawn.guo@...aro.org>,
	Simon Horman <horms+renesas@...ge.net.au>,
	Stefan Agner <stefan@...er.ch>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Uwe Kleine-Koenig <u.kleine-koenig@...gutronix.de>,
	Catalin Marinas <catalin.marinas@....com>,
	Dave Martin <Dave.Martin@....com>,
	Mark Rutland <mark.rutland@....com>,
	Pawel Moll <pawel.moll@....com>, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org,
	linux-gpio@...r.kernel.org, linux-serial@...r.kernel.org,
	devicetree@...r.kernel.org, dmaengine@...r.kernel.org,
	Yuri Tikhonov <yur@...raft.com>,
	Sergei Poselenov <sposelenov@...raft.com>,
	Dmitry Cherkassov <d_cherkasov@...raft.com>,
	Alexander Potashev <aspotashev@...raft.com>
Subject: Re: [PATCH 3/9] arm: add call to CPU idle quirks handler

On Fri, Jun 26, 2015 at 11:52:23PM +0200, Paul Osmialowski wrote:
> I tried it and it works. This approach does not cause code duplication, but
> (comparing to arm_pm_idle-based approach) its long. Would something like
> this be accepted ever?
> 
> Note that contrary to proc-v7, there's no __v7m_proc macro, I had to define
> it in order to avoid another code duplication:

And I don't like it - until we have word from Uwe, I'd like to keep this
simple and restricted just to the affected SoC.  Until we have it proven
that this is a generic problem, we shouldn't go treating it as such.

-- 
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