irq_cpu_online
.irq_cpu_online = octeon_irq_ciu_enable_local_v2,
.irq_cpu_online = octeon_irq_ciu_enable_local,
irq_cpu_online();
.irq_cpu_online = octeon_irq_ciu2_mbox_enable_local,
.irq_cpu_online = octeon_irq_core_eoi,
irq_cpu_online();
.irq_cpu_online = octeon_irq_ciu3_mbox_cpu_online,
void (*irq_cpu_online)(struct irq_data *data);
extern void irq_cpu_online(void);
if (chip && chip->irq_cpu_online &&
chip->irq_cpu_online(&desc->irq_data);