On Wed, Jul 09, 2014 at 05:28:59PM +0900, James Ban wrote: > How about below code for proper handle of interrupt?
That's fine, or you could have a return value which defaults to IRQ_NONE and then set it to IRQ_HANDLED when you handle a particular bit - that is more common since that way if multiple things happen to flag simultaneously they can be handled in one call to the interrupt handler.
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