Re: [PATCH v3 0/5] Initial support for XPowers AXP288 PMIC

From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Jacob Pan <jacob.jun.pan@linux.intel.com>
Cc: IIO <linux-iio@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	DEVICE TREE <devicetree@vger.kernel.org>,
	Lee Jones <lee.jones@linaro.org>, Carlo Caione <carlo@caione.org>,
	Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
	Aaron Lu <aaron.lu@intel.com>, Alan Cox <alan@linux.intel.com>,
	Jean Delvare <khali@linux-fr.org>,
	Samuel Ortiz <sameo@linux.intel.com>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>,
	Grant Likely <grant.likely@linaro.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rob Herring <robh+dt@kernel.org>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Hartmut Knaack <knaack.h@gmx.de>,
	Fugang Duan <B38611@freescale.com>, Arnd Bergmann <arnd@arndb.de>,
	Zubair Lutfullah <zubair.lutfullah@gmail.com>,
	Sebastian Reichel <sre@debian.org>,
	Johannes Thumshirn <johannes.thumshirn@men.de>,
	Philippe Reynes <tremyfr@yahoo.fr>,
	Angelo Compagnucci <angelo.compagnucci@gmail.com>,
	Doug Anderson <dianders@chromium.org>,
	Ramakrishna Pallala <ramakrishna.pallala@intel.com>,
	Peter Meerwald <pmeerw@pmeerw.net>
Subject: Re: [PATCH v3 0/5] Initial support for XPowers AXP288 PMIC
Date: Mon, 15 Sep 2014 11:02:55 +0200	[thread overview]
Message-ID: <20140915090255.GD31276@lukather> (raw)
In-Reply-To: <20140912123645.3bc6058f@ultegra>

[-- Attachment #1: Type: text/plain, Size: 1971 bytes --]

On Fri, Sep 12, 2014 at 12:36:45PM -0700, Jacob Pan wrote:
> On Fri, 12 Sep 2014 17:18:24 +0200
> Maxime Ripard <maxime.ripard@free-electrons.com> wrote:
> 
> > On Thu, Sep 11, 2014 at 04:15:52PM -0700, Jacob Pan wrote:
> > > XPowers AXP288 is a customized PMIC found on some Intel Baytrail-CR
> > > platforms. It comes with sub-functions such as USB charging, fuel
> > > gauge, ADC, and many LDO and BUCK channels.
> > > 
> > > By extending the existing AXP20x driver, this patchset adds basic
> > > support for AXP288 PMIC with GPADC as one MFD cell device driver.
> > > It also adds hooks for ACPI opregion handler driver which can be
> > > used to handle ACPI requests.
> > > 
> > > Currently, the PMIC driver in this patchset does not support
> > > platform data enumeration. But when ACPI _DSD and unified device
> > > properties become available, cell devices with platform data will
> > > be added.
> > > 
> > > This patch does not use intel_soc_pmic core for i2c and regmap
> > > handling in that axp288 shares similar programming interface with
> > > other Xpower PMICs supported in axp20x.c. Therefore, extending
> > > axp20x.c to include axp288 makes more sense.
> > > 
> > > Changes
> > >  v3:	- put all file rename changes in 1/5
> > 
> > The variables renaming are still not in 1/5....
> > 
> 1/5 is for file rename such that the follow up patches are more
> readable.

Which is exactly my point. So why don't you apply it to the variable
renames as well?

> There are so many details in variable rename, I think it
> belongs to the patch that expands the new device support.

This has nothing to do in this patch. Remember that one patch should
do one thing. You're obviously doing 2 in the second patch, and just
like you pointed out, the renaming just make the whole thing less
readable.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 819 bytes --]