+++ /dev/null
-#ifndef __ASM_AVR32_INTC_H
-#define __ASM_AVR32_INTC_H
-
-#include <linux/sysdev.h>
-#include <linux/interrupt.h>
-
-struct irq_controller;
-struct irqaction;
-struct pt_regs;
-
-struct platform_device;
-
-/* Information about the internal interrupt controller */
-struct intc_device {
- /* ioremapped address of configuration block */
- void __iomem *regs;
-
- /* the physical device */
- struct platform_device *pdev;
-
- /* Number of interrupt lines per group. */
- unsigned int irqs_per_group;
-
- /* The highest group ID + 1 */
- unsigned int nr_groups;
-
- /*
- * Bitfield indicating which groups are actually in use. The
- * size of the array is
- * ceil(group_max / (8 * sizeof(unsigned int))).
- */
- unsigned int group_mask[];
-};
-
-struct irq_controller_class {
- /*
- * A short name identifying this kind of controller.
- */
- const char *typename;
- /*
- * Handle the IRQ. Must do any necessary acking and masking.
- */
- irqreturn_t (*handle)(int irq, void *dev_id, struct pt_regs *regs);
- /*
- * Register a new IRQ handler.
- */
- int (*setup)(struct irq_controller *ctrl, unsigned int irq,
- struct irqaction *action);
- /*
- * Unregister a IRQ handler.
- */
- void (*free)(struct irq_controller *ctrl, unsigned int irq,
- void *dev_id);
- /*
- * Mask the IRQ in the interrupt controller.
- */
- void (*mask)(struct irq_controller *ctrl, unsigned int irq);
- /*
- * Unmask the IRQ in the interrupt controller.
- */
- void (*unmask)(struct irq_controller *ctrl, unsigned int irq);
- /*
- * Set the type of the IRQ. See below for possible types.
- * Return -EINVAL if a given type is not supported
- */
- int (*set_type)(struct irq_controller *ctrl, unsigned int irq,
- unsigned int type);
- /*
- * Return the IRQ type currently set
- */
- unsigned int (*get_type)(struct irq_controller *ctrl, unsigned int irq);
-};
-
-struct irq_controller {
- struct irq_controller_class *class;
- unsigned int irq_group;
- unsigned int first_irq;
- unsigned int nr_irqs;
- struct list_head list;
-};
-
-struct intc_group_desc {
- struct irq_controller *ctrl;
- irqreturn_t (*handle)(int, void *, struct pt_regs *);
- unsigned long flags;
- void *dev_id;
- const char *devname;
-};
-
-/*
- * The internal interrupt controller. Defined in board/part-specific
- * devices.c.
- * TODO: Should probably be defined per-cpu.
- */
-extern struct intc_device intc;
-
-extern int request_internal_irq(unsigned int irq,
- irqreturn_t (*handler)(int, void *, struct pt_regs *),
- unsigned long irqflags,
- const char *devname, void *dev_id);
-extern void free_internal_irq(unsigned int irq);
-
-/* Only used by time_init() */
-extern int setup_internal_irq(unsigned int irq, struct intc_group_desc *desc);
-
-/*
- * Set interrupt priority for a given group. `group' can be found by
- * using irq_to_group(irq). Priority can be from 0 (lowest) to 3
- * (highest). Higher-priority interrupts will preempt lower-priority
- * interrupts (unless interrupts are masked globally).
- *
- * This function does not check for conflicts within a group.
- */
-extern int intc_set_priority(unsigned int group,
- unsigned int priority);
-
-/*
- * Returns a bitmask of pending interrupts in a group.
- */
-extern unsigned long intc_get_pending(unsigned int group);
-
-/*
- * Register a new external interrupt controller. Returns the first
- * external IRQ number that is assigned to the new controller.
- */
-extern int intc_register_controller(struct irq_controller *ctrl);
-
-#endif /* __ASM_AVR32_INTC_H */