From 6ff2e8326fb50aee80f93e12de367065cc089aae Mon Sep 17 00:00:00 2001
From: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Date: Fri, 9 Jan 2015 13:38:42 +0100
Subject: [PATCH] usb: dwc2: gadget: mask fifo empty irq with dma

When using DMA, keep fifo empty interrupt disabled. Otherwise
core is flooded by interrupts.

Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
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