linux-kernel - Re: [PATCH 0/2] Add MT8173 MMPLL change rate support

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Message-ID: <20150714221319.GQ30412@codeaurora.org>
Date:	Tue, 14 Jul 2015 15:13:19 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	James Liao <jamesjj.liao@...iatek.com>
Cc:	Matthias Brugger <matthias.bgg@...il.com>,
	Mike Turquette <mturquette@...libre.com>,
	Heiko Stubner <heiko@...ech.de>, srv_heupstream@...iatek.com,
	Daniel Kurtz <djkurtz@...omium.org>,
	Ricky Liang <jcliang@...omium.org>,
	Rob Herring <robh+dt@...nel.org>,
	Sascha Hauer <kernel@...gutronix.de>,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH 0/2] Add MT8173 MMPLL change rate support

On 07/10, James Liao wrote:
> Hi Stephen,
> 
> On Wed, 2015-07-08 at 17:44 -0700, Stephen Boyd wrote:
> > On 07/08/2015 01:37 AM, James Liao wrote:
> > > MT8173 MMPLL frequency settings are different from common PLLs.
> > > It needs different post divider settings for some ranges of frequency.
> > > This patch add support for MT8173 MMPLL frequency setting, includes:
> > >
> > > 1. Add div-rate table for PLLs.
> > > 2. Increase the max ost divider setting from 3 (/8) to 4 (/16).
> > > 3. Write postdiv and pcw settings at the same time.
> > >
> > > James Liao (2):
> > >   clk: mediatek: Fix PLL registers setting flow
> > >   clk: mediatek: Add MT8173 MMPLL change rate support
> > >
> > 
> > Are these fixing regressions in 4.2-rc1? I don't see any "Fixes:" tag so
> > it's not clear and makes me want to defer these until v4.3. Furthermore,
> > the subject starts with "Add" so it sounds like a new feature.
> 
> This patchset is based on 4.1-rc1 but it had been tested on 4.2-rc1.
> I'll send a new patch which based on 4.2-rc1.
> 
> This patchset contains some general PLL fixes and MMPLL set rate
> support. We can say the last one is also a fix because changing some
> specific rate on MMPLL may fail in current implementation.
> 
> 

I'm seriously confused. The files these patches touch were never
in v4.1, so they can't be based on v4.1-rc1 unless you're saying
they were on top of clk-next when it was based on 4.1-rc1?

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