linux-kernel - Re: [Discussion] USB: musb-gadget: how to fix ZLP issue in musb_g

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Message-ID: <AANLkTi=bk5eEKb3RtzwOk7QCV+EtumvSc=zmXYuzpPFO@mail.gmail.com>
Date:	Thu, 16 Sep 2010 14:54:57 +0800
From:	Ming Lei <tom.leiming@...il.com>
To:	balbi@...com
Cc:	"Gadiyar, Anand" <gadiyar@...com>,
	Sergei Shtylyov <sshtylyov@...sta.com>,
	"greg@...ah.com" <greg@...ah.com>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	David Brownell <dbrownell@...rs.sourceforge.net>,
	Mike Frysinger <vapier@...too.org>
Subject: Re: [Discussion] USB: musb-gadget: how to fix ZLP issue in musb_g_tx

2010/9/16 Felipe Balbi <balbi@...com>:

>> If it's TX, both condtions should automatically be true, right?
>
> even in mode1 ? I have to revist my docs, but afaict mode1 won't
> transmit last short packet, no matter if it's tx or rx. Could be wrong,
> though.

Seems short packet is always sent using mode 0, see txstate.

-- 
Lei Ming
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