aboutsummaryrefslogtreecommitdiffstats
path: root/arch/microblaze/include/asm/irq.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/microblaze/include/asm/irq.h')
-rw-r--r--arch/microblaze/include/asm/irq.h42
1 files changed, 3 insertions, 39 deletions
diff --git a/arch/microblaze/include/asm/irq.h b/arch/microblaze/include/asm/irq.h
index a175132e4496..bab3b1393ad4 100644
--- a/arch/microblaze/include/asm/irq.h
+++ b/arch/microblaze/include/asm/irq.h
@@ -9,49 +9,13 @@
9#ifndef _ASM_MICROBLAZE_IRQ_H 9#ifndef _ASM_MICROBLAZE_IRQ_H
10#define _ASM_MICROBLAZE_IRQ_H 10#define _ASM_MICROBLAZE_IRQ_H
11 11
12 12#define NR_IRQS (32 + 1)
13/*
14 * Linux IRQ# is currently offset by one to map to the hardware
15 * irq number. So hardware IRQ0 maps to Linux irq 1.
16 */
17#define NO_IRQ_OFFSET 1
18#define IRQ_OFFSET NO_IRQ_OFFSET
19#define NR_IRQS (32 + IRQ_OFFSET)
20#include <asm-generic/irq.h> 13#include <asm-generic/irq.h>
21 14
22/* This type is the placeholder for a hardware interrupt number. It has to
23 * be big enough to enclose whatever representation is used by a given
24 * platform.
25 */
26typedef unsigned long irq_hw_number_t;
27
28extern unsigned int nr_irq;
29
30struct pt_regs; 15struct pt_regs;
31extern void do_IRQ(struct pt_regs *regs); 16extern void do_IRQ(struct pt_regs *regs);
32 17
33/** FIXME - not implement 18/* should be defined in each interrupt controller driver */
34 * irq_dispose_mapping - Unmap an interrupt 19extern unsigned int get_irq(void);
35 * @virq: linux virq number of the interrupt to unmap
36 */
37static inline void irq_dispose_mapping(unsigned int virq)
38{
39 return;
40}
41
42struct irq_host;
43
44/**
45 * irq_create_mapping - Map a hardware interrupt into linux virq space
46 * @host: host owning this hardware interrupt or NULL for default host
47 * @hwirq: hardware irq number in that host space
48 *
49 * Only one mapping per hardware interrupt is permitted. Returns a linux
50 * virq number.
51 * If the sense/trigger is to be specified, set_irq_type() should be called
52 * on the number returned from that call.
53 */
54extern unsigned int irq_create_mapping(struct irq_host *host,
55 irq_hw_number_t hwirq);
56 20
57#endif /* _ASM_MICROBLAZE_IRQ_H */ 21#endif /* _ASM_MICROBLAZE_IRQ_H */