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-rw-r--r--include/linux/sh_intc.h59
1 files changed, 46 insertions, 13 deletions
diff --git a/include/linux/sh_intc.h b/include/linux/sh_intc.h
index 4ef246f1465..0d6cd38e673 100644
--- a/include/linux/sh_intc.h
+++ b/include/linux/sh_intc.h
@@ -1,6 +1,8 @@
#ifndef __SH_INTC_H
#define __SH_INTC_H
+#include <linux/ioport.h>
+
typedef unsigned char intc_enum;
struct intc_vect {
@@ -21,6 +23,9 @@ struct intc_group {
struct intc_mask_reg {
unsigned long set_reg, clr_reg, reg_width;
intc_enum enum_ids[32];
+#ifdef CONFIG_INTC_BALANCING
+ unsigned long dist_reg;
+#endif
#ifdef CONFIG_SMP
unsigned long smp;
#endif
@@ -39,13 +44,19 @@ struct intc_sense_reg {
intc_enum enum_ids[16];
};
+#ifdef CONFIG_INTC_BALANCING
+#define INTC_SMP_BALANCING(reg) .dist_reg = (reg)
+#else
+#define INTC_SMP_BALANCING(reg)
+#endif
+
#ifdef CONFIG_SMP
-#define INTC_SMP(stride, nr) .smp = (stride) | ((nr) << 8)
+#define INTC_SMP(stride, nr) .smp = (stride) | ((nr) << 8)
#else
#define INTC_SMP(stride, nr)
#endif
-struct intc_desc {
+struct intc_hw_desc {
struct intc_vect *vectors;
unsigned int nr_vectors;
struct intc_group *groups;
@@ -56,34 +67,56 @@ struct intc_desc {
unsigned int nr_prio_regs;
struct intc_sense_reg *sense_regs;
unsigned int nr_sense_regs;
- char *name;
struct intc_mask_reg *ack_regs;
unsigned int nr_ack_regs;
};
#define _INTC_ARRAY(a) a, sizeof(a)/sizeof(*a)
+#define INTC_HW_DESC(vectors, groups, mask_regs, \
+ prio_regs, sense_regs, ack_regs) \
+{ \
+ _INTC_ARRAY(vectors), _INTC_ARRAY(groups), \
+ _INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \
+ _INTC_ARRAY(sense_regs), _INTC_ARRAY(ack_regs), \
+}
+
+struct intc_desc {
+ char *name;
+ struct resource *resource;
+ unsigned int num_resources;
+ intc_enum force_enable;
+ intc_enum force_disable;
+ struct intc_hw_desc hw;
+};
+
#define DECLARE_INTC_DESC(symbol, chipname, vectors, groups, \
mask_regs, prio_regs, sense_regs) \
struct intc_desc symbol __initdata = { \
- _INTC_ARRAY(vectors), _INTC_ARRAY(groups), \
- _INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \
- _INTC_ARRAY(sense_regs), \
- chipname, \
+ .name = chipname, \
+ .hw = INTC_HW_DESC(vectors, groups, mask_regs, \
+ prio_regs, sense_regs, NULL), \
}
#define DECLARE_INTC_DESC_ACK(symbol, chipname, vectors, groups, \
mask_regs, prio_regs, sense_regs, ack_regs) \
struct intc_desc symbol __initdata = { \
- _INTC_ARRAY(vectors), _INTC_ARRAY(groups), \
- _INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \
- _INTC_ARRAY(sense_regs), \
- chipname, \
- _INTC_ARRAY(ack_regs), \
+ .name = chipname, \
+ .hw = INTC_HW_DESC(vectors, groups, mask_regs, \
+ prio_regs, sense_regs, ack_regs), \
}
-void __init register_intc_controller(struct intc_desc *desc);
+int __init register_intc_controller(struct intc_desc *desc);
int intc_set_priority(unsigned int irq, unsigned int prio);
+#ifdef CONFIG_INTC_USERIMASK
+int register_intc_userimask(unsigned long addr);
+#else
+static inline int register_intc_userimask(unsigned long addr)
+{
+ return 0;
+}
+#endif
+
int reserve_irq_vector(unsigned int irq);
void reserve_irq_legacy(void);