usb: dwc3: warn on once when no trbs

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Seems last time we hit few issues where
we get trb_left = 0, mainly because of
HWO bit still set in previous TRB.
Add warn on once to catch/fix such
problems much faster.

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

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Janusz Dziedzic 2016-11-09 11:01:35 +01:00 • committed by Felipe Balbi

parent 87aba10639

commit f2694a93e0

1 changed files with 3 additions and 1 deletions

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drivers/usb/dwc3/gadget.c

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