linux-kernel - Re: [PATCH v2] extcon: add Maxim MAX3355 driver

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Date:	Mon, 14 Dec 2015 15:44:46 -0800
From:	Greg KH <greg@...ah.com>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
Cc:	Rob Herring <robh@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	MyungJoo Ham <myungjoo.ham@...sung.com>,
	Chanwoo Choi <cw00.choi@...sung.com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	SH-Linux <linux-sh@...r.kernel.org>,
	Linux USB List <linux-usb@...r.kernel.org>
Subject: Re: [PATCH v2] extcon: add Maxim MAX3355 driver

On Tue, Dec 15, 2015 at 01:29:19AM +0300, Sergei Shtylyov wrote:
> Hello.
> 
> On 12/15/2015 01:21 AM, Rob Herring wrote:
> 
> >>>>Maxim  Integrated MAX3355E chip integrates a  charge pump and comparators
> >>>>to
> >>>>enable a system with an integrated USB OTG dual-role transceiver to
> >>>>function
> >>>>as  an USB  OTG dual-role device.  In addition  to sensing/controlling
> >>>>Vbus,
> >>>>the chip also passes thru the ID signal  from the USB  OTG connector.
> >>>>On some Renesas boards,  this signal is  just fed into the SoC thru a
> >>>>GPIO
> >>>>pin --  there's no real  OTG controller, only host and gadget USB
> >>>>controllers
> >>>>sharing the same USB bus; however, we'd  like to allow host or gadget
> >>>>drivers
> >>>>to be loaded depending on the cable type,  hence the need for the MAX3355
> >>>>extcon driver. The Vbus status signals are also  wired to GPIOs (however,
> >>>>we
> >>>>aren't currently interested in them),  the OFFVBUS# signal is controlled
> >>>>by
> >>>>the host controllers, there's  also the SHDN# signal wired to a GPIO, it
> >>>>should be driven high for the  normal operation.
> >>>
> >>>
> >>>As multiple people have said, fix the spacing here.
> >>
> >>
> >>    You are the first to complain abou _this_ patch. If you don't have other
> >>issues with this driver in which case you should have trimmed the reply at
> >>this point), I'd like to keep my spacing as is. Thank you.
> >
> >Your previous version was not "extcon-usb-gpio: add enable pin
> >support"[1] which has now been re-written to be max3355 specific?
> 
>    No, the MAX3355 driver pre-dates that version. First there was a driver,
> then I tried to re-use the existing stuff (there was no extcon-usb-gpio at
> the time of writing my driver), then had to return to the separate driver
> idea...
> 
> >"So
> >what" and "I'd like to keep my spacing as is" aren't valid reasons.
> >Fix it, then I'll look at the rest again.
> 
>    I'll consider doing that if you care to explain what's the problem with
> my spacing. TIA.

You are mixing 2 and 1 spaces between words, don't do that.
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