linux-kernel - Re: [PATCH 02/12] clk: mmp: add spin lock for clk-frac

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Message-ID: <20140903180424.11368.36053@quantum>
Date:	Wed, 03 Sep 2014 11:04:24 -0700
From:	Mike Turquette <mturquette@...aro.org>
To:	Chao Xie <chao.xie@...vell.com>, haojian.zhuang@...il.com,
	haojian.zhuang@...aro.org, chao.xie@...vell.com,
	xiechao_mail@....com, linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 02/12] clk: mmp: add spin lock for clk-frac

Quoting Chao Xie (2014-08-25 21:38:14)
> From: Chao Xie <chao.xie@...vell.com>
> 
> The register used by clk-frac may be shared with
> other clocks.
> So it needs to use spin lock to protect the register
> access.
> 
> Signed-off-by: Chao Xie <chao.xie@...vell.com>

This patch will break against the latest clk-next due to api changes.
You can see more here[0] and use this script to update your code if you
like[1].

Basically the calls to clk_set_rate need to be changed to
clk_provider_set_rate.

[0] http://lkml.kernel.org/r/<1409758148-20104-1-git-send-email-tomeu.vizoso@...labora.com>
[1] http://cgit.collabora.com/git/user/tomeu/linux.git/commit/?h=clk-refactoring-9&id=ea48c0d655346cce26329523cf24574f9ea8feee

Regards,
Mike
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