1 /* 2 * Copyright (C) 2012 Imagination Technologies 3 */ 4 5 #ifndef _LINUX_IRQCHIP_METAG_EXT_H_ 6 #define _LINUX_IRQCHIP_METAG_EXT_H_ 7 8 struct irq_data; 9 struct platform_device; 10 11 /* called from core irq code at init */ 12 int init_external_IRQ(void); 13 14 /* 15 * called from SoC init_irq() callback to dynamically indicate the lack of 16 * HWMASKEXT registers. 17 */ 18 void meta_intc_no_mask(void); 19 20 /* 21 * These allow SoCs to specialise the interrupt controller from their init_irq 22 * callbacks. 23 */ 24 25 extern struct irq_chip meta_intc_edge_chip; 26 extern struct irq_chip meta_intc_level_chip; 27 28 /* this should be called in the mask callback */ 29 void meta_intc_mask_irq_simple(struct irq_data *data); 30 /* this should be called in the unmask callback */ 31 void meta_intc_unmask_irq_simple(struct irq_data *data); 32 33 #endif /* _LINUX_IRQCHIP_METAG_EXT_H_ */ 34