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usb: musb: gadget: don't program dma for zero byte tx
authorAjay Kumar Gupta <ajay.gupta@ti.com>
Fri, 20 Jul 2012 05:37:23 +0000 (11:07 +0530)
committerFelipe Balbi <balbi@ti.com>
Fri, 3 Aug 2012 06:34:40 +0000 (09:34 +0300)
This is to reduce the overhead of dma programming for zero byte
transmit as same can be done using pio mode.

Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

No differences found
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