Lars-Peter Clausen 71831f6529 dmaengine: axi-dmac: Return IRQ_NONE if no IRQs are pending ...

Return IRQ_NONE in the interrupt handler when it is called but no IRQs are
pending. This allows the system to recover in case of an interrupt storm
e.g. due to a wrong interrupt configuration setup.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

2016-07-01 22:56:41 +05:30

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