linux-kernel - Re: [PATCHv3 2/4] usb: gadget: replace "is_dualspeed" with "max

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Message-ID: <op.v0okm8hlvgw7ix@mnazarewicz-glaptop>
Date:	Tue, 23 Aug 2011 21:05:22 +0200
From:	"Michal Nazarewicz" <mnazarewicz@...gle.com>
To:	"Felipe Balbi" <balbi@...com>,
	"Alan Stern" <stern@...land.harvard.edu>
Cc:	"Sebastian Andrzej Siewior" <bigeasy@...utronix.de>,
	"Yang Rui Rui" <ruirui.r.yang@...to.com>,
	"Dave Young" <hidave.darkstar@...il.com>,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCHv3 2/4] usb: gadget: replace "is_dualspeed" with
 "max_speed"

On Tue, 23 Aug 2011 20:00:25 +0200, Alan Stern <stern@...land.harvard.edu>  
wrote:
> For the time being, perhaps the best answer is to use the _lowest_
> max_speed value among all the function drivers.  It's the simplest
> answer and most likely to be correct most of the time.

In theory, one could create a composite function with only SS/HS
descriptors.  So it would work for SS/HS but not for FS.  I'm not
saying that it would make sense (or that it's not a bug) but that
adds to the discussion.

-- 
Best regards,                                         _     _
.o. | Liege of Serenely Enlightened Majesty of      o' \,=./ `o
..o | Computer Science,  Michal "mina86" Nazarewicz    (o o)
ooo +-----<email/xmpp: mnazarewicz@...gle.com>-----ooO--(_)--Ooo--
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