hl_irq_user_interrupt_thread_handler
irqreturn_t hl_irq_user_interrupt_thread_handler(int irq, void *arg);
rc = request_threaded_irq(irq, NULL, hl_irq_user_interrupt_thread_handler, IRQF_ONESHOT,
rc = request_threaded_irq(irq, NULL, hl_irq_user_interrupt_thread_handler, IRQF_ONESHOT,