tree bd54db0582948c78a8759f7713e6b7b97833e3a0
parent 91f58ae61913b40da35e119017e70b3420c6f3a0
author Pavankumar Kondeti <pkondeti@codeaurora.org> 1298031196 +0530
committer Greg Kroah-Hartman <gregkh@suse.de> 1298662436 -0800

USB: gadget: Implement hardware queuing in ci13xxx_udc

Chipidea USB controller provides a means (Add dTD TripWire semaphore)
for safely adding a new dTD to an active endpoint's linked list.  Make
use of this feature to improve performance.  Dynamically allocate and
free dTD for supporting zero length packet termination.  Honor
no_interrupt flag set by gadget drivers.

Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>