other versions
- wheezy 3.2.78-1
HANDLE_LEVEL_IRQ(9) | Public Functions Provided | HANDLE_LEVEL_IRQ(9) |
NAME¶
handle_level_irq - Level type irq handlerSYNOPSIS¶
void
handle_level_irq(unsigned int irq,
struct irq_desc * desc);
ARGUMENTS¶
irqthe interrupt number
desc
the interrupt description structure for this
irq
DESCRIPTION¶
Level type interrupts are active as long as the hardware line has the active level. This may require to mask the interrupt and unmask it after the associated handler has acknowledged the device, so the interrupt line is back to inactive.AUTHORS¶
Thomas Gleixner <tglx@linutronix.de>Author.
Ingo Molnar <mingo@elte.hu>
Author.
COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |