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Message-ID: <20100916062232.GC3393@legolas.emea.dhcp.ti.com> Date: Thu, 16 Sep 2010 09:22:32 +0300 From: Felipe Balbi <balbi@...com> To: "Gadiyar, Anand" <gadiyar@...com> Cc: "Balbi, Felipe" <balbi@...com>, Sergei Shtylyov <sshtylyov@...sta.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>, Mike Frysinger <vapier@...too.org> Subject: Re: [Discussion] USB: musb-gadget: how to fix ZLP issue in musb_g_tx On Thu, Sep 16, 2010 at 01:15:32AM -0500, Gadiyar, Anand wrote: >On Thu, Sep 16, 2010 at 11:35 AM, Felipe Balbi <balbi@...com> wrote: >> 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. >> > >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. -- balbi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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