linux-kernel - Re: [PATCH] staging/usbip: Add missing speeds to userspace speed

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Date:	Fri, 24 Jan 2014 11:31:41 -0600 (CST)
From:	Thomas Pugliese <thomas.pugliese@...il.com>
To:	Shuah Khan <shuah.kh@...sung.com>
cc:	Thomas Pugliese <thomas.pugliese@...il.com>,
	gregkh@...uxfoundation.org, ly80toro@....cs.fau.de,
	alan@...ux.intel.com, linux-usb@...r.kernel.org,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	shuahkhan@...il.com
Subject: Re: [PATCH] staging/usbip: Add missing speeds to userspace speed_strings
 array



On Fri, 24 Jan 2014, Shuah Khan wrote:

> On 01/24/2014 10:08 AM, Thomas Pugliese wrote:
> > 
> > 
> > On Wed, 22 Jan 2014, Shuah Khan wrote:
> > 
> > > Add speed strings for usb wireless and 3.0 to speed_strings array.
> > > 
> > > Signed-off-by: Shuah Khan <shuah.kh@...sung.com>
> > > ---
> > >   drivers/staging/usbip/userspace/libsrc/usbip_common.c | 2 ++
> > >   1 file changed, 2 insertions(+)
> > > 
> > > diff --git a/drivers/staging/usbip/userspace/libsrc/usbip_common.c
> > > b/drivers/staging/usbip/userspace/libsrc/usbip_common.c
> > > index 66f03cc..8cb4fcc 100644
> > > --- a/drivers/staging/usbip/userspace/libsrc/usbip_common.c
> > > +++ b/drivers/staging/usbip/userspace/libsrc/usbip_common.c
> > > @@ -23,6 +23,8 @@ static const struct speed_string speed_strings[] = {
> > >   	{ USB_SPEED_LOW,  "1.5", "Low Speed(1.5Mbps)"  },
> > >   	{ USB_SPEED_FULL, "12",  "Full Speed(12Mbps)" },
> > >   	{ USB_SPEED_HIGH, "480", "High Speed(480Mbps)" },
> > > +	{ USB_SPEED_WIRELESS, "2.5", "Wireless"},
> > > +	{ USB_SPEED_SUPER, "5000", "Super Speed(5000Mbps)" },
> > >   	{ 0, NULL, NULL }
> > >   };
> > > 
> > > --
> > 
> > Wireless USB supports variable speeds from 53.3Mbps to 480Mbps.  I'm not
> > sure how you want to represent that but "2.5" doesn't seem to apply.
> > 
> 
> Would "variable" be better suited in this case?
> 

Sure.  You could also use something like "53.3-480" since that would more 
closely match the other entires which are numerical values in Mbps units.

Thomas
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