From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 31 Aug 2011 15:12:02 +0000 (+0200)
Subject: usb: dwc3: gadget: do not map/unmap ZLP transfers
X-Git-Tag: v3.2-rc1~183^2~148^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=78c58a53c9864447f2a46d4c06dd3c2616823ad2;p=pandora-kernel.git

usb: dwc3: gadget: do not map/unmap ZLP transfers

If the gadget drivers sends a ZLP we are trying to map this this request
which does not work on all implementations. So we simply skip mapping
it.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

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