usb: dwc3: core: add fifo space helper

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this helper will be used, initially, to dump space
of different queues and fifos in dwc3 to
debugfs. Later, it'll be used to issue remote wakeup
when we want to start a transfer and there's
something in a TX FIFO.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

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Felipe Balbi 2016-04-14 15:03:39 +03:00

parent 097aa1975e

commit cf6d867d3b

2 changed files with 28 additions and 0 deletions

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14

drivers/usb/dwc3/core.c

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14

drivers/usb/dwc3/core.h

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