Remove a chip
void irq_remove_generic_chip(struct irq_chip_generic * gc, u32 msk, unsigned int clr, unsigned int set);
gc
Generic irq chip holding all data
msk
Bitmask holding the irqs to initialize relative to gc->irq_base
clr
IRQ_* bits to clear
set
IRQ_* bits to set
Remove up to 32 interrupts starting from gc->irq_base.