linux-kernel - Re: [PATCH v6 1/3] clk: x86: Add Atom PMC platform clocks

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Message-ID: <20161216225819.GA62123@f23x64.localdomain>
Date:   Fri, 16 Dec 2016 14:58:19 -0800
From:   Darren Hart <dvhart@...radead.org>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Irina Tirdea <irina.tirdea@...el.com>,
        linux-clk@...r.kernel.org, "x86@...nel.org" <x86@...nel.org>,
        platform-driver-x86@...r.kernel.org,
        Stephen Boyd <sboyd@...eaurora.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Michael Turquette <mturquette@...libre.com>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        ALSA Development Mailing List <alsa-devel@...a-project.org>,
        Mark Brown <broonie@...nel.org>, Takashi Iwai <tiwai@...e.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...el.com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Len Brown <lenb@...nel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v6 1/3] clk: x86: Add Atom PMC platform clocks

On Sat, Dec 17, 2016 at 12:29:41AM +0200, Andy Shevchenko wrote:
> On Fri, Dec 16, 2016 at 9:19 PM, Darren Hart <dvhart@...radead.org> wrote:
> > On Fri, Dec 16, 2016 at 08:49:13PM +0200, Andy Shevchenko wrote:
> >> On Fri, Dec 16, 2016 at 8:36 PM, Darren Hart <dvhart@...radead.org> wrote:
> >> > On Tue, Dec 13, 2016 at 02:26:21AM +0200, Andy Shevchenko wrote:
> >> >> On Tue, Dec 13, 2016 at 2:15 AM, Pierre-Louis Bossart
> 
> >> > There should really be some Documentation about how to choose an include
> >> > directory :-)
> >>
> >> So true!
> 
> (1)
> 
> > The options are:
> >
> > a) include/linux/x86
> > b) include/linux/platform_data/x86
> 
> Correct.
> 
> > In my opinion, a) looks like architecture and would be difficult to distinguish
> > from arch/x86/include. b) on the other hand clearly notes that it is for
> > platform specific information. If it was platform instead of platform_data, that
> > would be even better, but that could be a later change. But I think the
> > confusion over x86 arch in a) is worse than the more subtle (in my opinion)
> > distinction between "platform" and "platform_data".
> >
> > I would want x86 maintainer approval before adding a), while b) I'm happy to add
> > ourselves - and we already have agreement from tglx on that.
> >
> > To move forward, let's go with b).
> 
> Let me say I'm not fully satisfied, though for sake of moving forward
> I agree with these arguments.
> 
> > The new x86 directory clearly separates out
> > content which will make it trivial to move later if the need arises.
> 
> See (1). I would really appreciate if some agreement and documentation
> will be developed.
> In that case one of us would really have one serious argument to one
> of the sides.

Agreed. I always prefer to make decisions based on Documented precedent whenever
possible.

-- 
Darren Hart
Intel Open Source Technology Center