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

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Message-ID: <20100916060520.GA3393@legolas.emea.dhcp.ti.com>
Date:	Thu, 16 Sep 2010 09:05:20 +0300
From:	Felipe Balbi <balbi@...com>
To:	Sergei Shtylyov <sshtylyov@...sta.com>
Cc:	"Balbi, Felipe" <balbi@...com>, Ming Lei <tom.leiming@...il.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>,
	"Gadiyar, Anand" <gadiyar@...com>,
	Mike Frysinger <vapier@...too.org>
Subject: Re: [Discussion] USB: musb-gadget: how to fix ZLP issue in
 musb_g_tx

Hi,

On Wed, Sep 15, 2010 at 08:10:15AM -0500, Sergei Shtylyov wrote:
>    I don't see what to rework. The last short packet should still satisfy
>(request->actual == request->length) condition, no?

of course not, it's short not zero. so the last short packet can be
anything from 1 to 511 bytes.

-- 
balbi
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