ENABLE_IRQ(9) Hardware Interfaces ENABLE_IRQ(9) NAME enable_irq - enable handling of an irq SYNOPSIS void enable_irq(unsigned int irq); ARGUMENTS irq Interrupt to enable DESCRIPTION Undoes the effect of one call to disable_irq. If this matches the last disable, processing of interrupts on this IRQ line is re-enabled. This function may be called from IRQ context only when desc->irq_data.chip->bus_lock and desc->chip->bus_sync_unlock are NULL ! COPYRIGHT Kernel Hackers Manual 3.11 November 2013 ENABLE_IRQ(9)[top]
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