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From: Alan Stern <stern@rowland.harvard.edu>
To: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: Roger Quadros <rogerq@ti.com>, <peter.chen@freescale.com>,
	<balbi@kernel.org>, <tony@atomide.com>,
	<gregkh@linuxfoundation.org>, <dan.j.williams@intel.com>,
	<mathias.nyman@linux.intel.com>, <Joao.Pinto@synopsys.com>,
	<jun.li@freescale.com>, <grygorii.strashko@ti.com>,
	<yoshihiro.shimoda.uh@renesas.com>, <robh@kernel.org>,
	<nsekhar@ti.com>, <b-liu@ti.com>, <linux-usb@vger.kernel.org>,
	<linux-omap@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<devicetree@vger.kernel.org>
Subject: Re: [PATCH v9 03/14] usb: hcd.h: Add OTG to HCD interface
Date: Thu, 9 Jun 2016 10:11:13 -0400 (EDT)	[thread overview]
Message-ID: <Pine.LNX.4.44L0.1606091008210.1697-100000@iolanthe.rowland.org> (raw)
In-Reply-To: <5201761f-4efa-f941-b05f-e4a2b91c75c0@cogentembedded.com>

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.

Alan Stern

  reply	other threads:[~2016-06-09 14:11 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-08  9:03 [PATCH v9 00/14] USB OTG/dual-role framework Roger Quadros
2016-06-08  9:03 ` [PATCH v9 01/14] usb: hcd: Initialize hcd->flags to 0 Roger Quadros
2016-06-08  9:03 ` [PATCH v9 02/14] usb: otg-fsm: Prevent build warning "VDBG" redefined Roger Quadros
2016-06-08  9:03 ` [PATCH v9 03/14] usb: hcd.h: Add OTG to HCD interface Roger Quadros
2016-06-08 11:39   ` Sergei Shtylyov
2016-06-08 12:04     ` Roger Quadros
2016-06-08 12:10       ` Sergei Shtylyov
2016-06-09  7:31         ` Roger Quadros
2016-06-09 10:16           ` Sergei Shtylyov
2016-06-09 14:11             ` Alan Stern [this message]
2016-06-10  7:01               ` Roger Quadros
2016-06-09  7:51   ` [PATCH v10 " Roger Quadros
2016-06-08  9:03 ` [PATCH v9 04/14] usb: otg-fsm: use usb_otg wherever possible Roger Quadros
2016-06-08  9:03 ` [PATCH v9 05/14] usb: otg-fsm: move host controller operations into usb_otg->hcd_ops Roger Quadros
2016-06-08  9:03 ` [PATCH v9 06/14] usb: gadget.h: Add OTG to gadget interface Roger Quadros
2016-06-08  9:03 ` [PATCH v9 07/14] usb: otg: get rid of CONFIG_USB_OTG_FSM in favour of CONFIG_USB_OTG Roger Quadros
2016-06-08  9:03 ` [PATCH v9 08/14] usb: otg: add OTG/dual-role core Roger Quadros
2016-06-08  9:53   ` Peter Chen
2016-06-08 10:12     ` Roger Quadros
2016-06-08 12:42       ` Peter Chen
2016-06-09  7:24         ` Roger Quadros
2016-06-12  6:26           ` Peter Chen
2016-06-12 10:56             ` Peter Chen
2016-06-09  7:53   ` [PATCH v10 " Roger Quadros
2016-06-09 12:34     ` Sergei Shtylyov
2016-06-10  7:04       ` Roger Quadros
2016-06-10 10:19       ` Roger Quadros
2016-06-10 10:44         ` Sergei Shtylyov
2016-06-10 10:54           ` Roger Quadros
2016-06-10 11:02             ` Felipe Balbi
2016-06-08  9:03 ` [PATCH v9 09/14] usb: of: add an API to get OTG device from USB controller node Roger Quadros
2016-06-08  9:03 ` [PATCH v9 10/14] usb: otg: add hcd companion support Roger Quadros
2016-06-08  9:03 ` [PATCH v9 11/14] usb: otg: use dev_dbg() instead of VDBG() Roger Quadros
2016-06-08 15:10   ` Joe Perches
2016-06-09  7:25     ` Roger Quadros
2016-06-09  7:55   ` [PATCH v10 " Roger Quadros
2016-06-09 15:43     ` Joe Perches
2016-06-10  7:05       ` Roger Quadros
2016-06-08  9:03 ` [PATCH v9 12/14] usb: hcd: Adapt to OTG core Roger Quadros
2016-06-08 11:42   ` Sergei Shtylyov
2016-06-08 12:06     ` Roger Quadros
2016-06-08 12:11       ` Sergei Shtylyov
2016-06-09  7:27         ` Roger Quadros
2016-06-08  9:03 ` [PATCH v9 13/14] usb: gadget: udc: adapt " Roger Quadros
2016-06-09 10:49   ` Yoshihiro Shimoda
2016-06-10  7:06     ` Roger Quadros
2016-06-08  9:03 ` [PATCH v9 14/14] usb: host: xhci-plat: Add otg device to platform data Roger Quadros
2016-06-09  5:27 ` [PATCH v9 00/14] USB OTG/dual-role framework Peter Chen
2016-06-09  7:30   ` Roger Quadros
2016-06-09 10:13     ` Yoshihiro Shimoda

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