linux-kernel - Re: [PATCH v9 03/14] usb: hcd.h: Add OTG to HCD interface

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Date:	Fri, 10 Jun 2016 10:01:57 +0300
From:	Roger Quadros <rogerq@...com>
To:	Alan Stern <stern@...land.harvard.edu>,
	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
CC:	<peter.chen@...escale.com>, <balbi@...nel.org>, <tony@...mide.com>,
	<gregkh@...uxfoundation.org>, <dan.j.williams@...el.com>,
	<mathias.nyman@...ux.intel.com>, <Joao.Pinto@...opsys.com>,
	<jun.li@...escale.com>, <grygorii.strashko@...com>,
	<yoshihiro.shimoda.uh@...esas.com>, <robh@...nel.org>,
	<nsekhar@...com>, <b-liu@...com>, <linux-usb@...r.kernel.org>,
	<linux-omap@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<devicetree@...r.kernel.org>
Subject: Re: [PATCH v9 03/14] usb: hcd.h: Add OTG to HCD interface

On 09/06/16 17:11, Alan Stern wrote:
> On Thu, 9 Jun 2016, Sergei Shtylyov wrote:
> 
>> Hello.
>>
>> On 6/9/2016 10:31 AM, Roger Quadros wrote:
>>
>>>>>>> The OTG core will use struct otg_hcd_ops to interface
>>>>>>> with the HCD controller.
>>>>>>
>>>>>>    Host controller driver (HCD) controller? Maybe just HC? :-)
>>>>>
>>>>> OK.
>>>>
>>>>    OTOH, my googling has shown that HCD may stand for both HC driver and HC device... The host controller device sounds a bit tautological however...
>>>
>>> Yeah I always meant it to be Host Controller Device :).
>>
>>     The question here is more what was meant by the previous Linux USB 
>> authors. :-)
> 
> I have always used "HCD" to mean Host Controller Driver, and I believe 
> that's what other people have done too.
> 
> If I want to refer to a Host Controller Device, I would write either
> "HC" or "host controller".
> 
> Admittedly, this means that struct usb_hcd has a slightly illogical 
> name.
> 

OK, I'll re-spin this series so that HCD means HC driver.

cheers,
-roger