Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * IRQ subsystem internal functions and variables: | |
3 | */ | |
4 | ||
5 | extern int noirqdebug; | |
6 | ||
6a6de9ef TG |
7 | /* Set default functions for irq_chip structures: */ |
8 | extern void irq_chip_set_defaults(struct irq_chip *chip); | |
9 | ||
10 | /* Set default handler: */ | |
11 | extern void compat_irq_chip_set_default_handler(struct irq_desc *desc); | |
12 | ||
0c5d1eb7 DB |
13 | extern int __irq_set_trigger(struct irq_desc *desc, unsigned int irq, |
14 | unsigned long flags); | |
15 | ||
1da177e4 | 16 | #ifdef CONFIG_PROC_FS |
2c6927a3 | 17 | extern void register_irq_proc(unsigned int irq, struct irq_desc *desc); |
1da177e4 LT |
18 | extern void register_handler_proc(unsigned int irq, struct irqaction *action); |
19 | extern void unregister_handler_proc(unsigned int irq, struct irqaction *action); | |
20 | #else | |
2c6927a3 | 21 | static inline void register_irq_proc(unsigned int irq, struct irq_desc *desc) { } |
1da177e4 LT |
22 | static inline void register_handler_proc(unsigned int irq, |
23 | struct irqaction *action) { } | |
24 | static inline void unregister_handler_proc(unsigned int irq, | |
25 | struct irqaction *action) { } | |
26 | #endif | |
27 | ||
43f77759 IM |
28 | /* |
29 | * Debugging printout: | |
30 | */ | |
31 | ||
32 | #include <linux/kallsyms.h> | |
33 | ||
34 | #define P(f) if (desc->status & f) printk("%14s set\n", #f) | |
35 | ||
36 | static inline void print_irq_desc(unsigned int irq, struct irq_desc *desc) | |
37 | { | |
38 | printk("irq %d, desc: %p, depth: %d, count: %d, unhandled: %d\n", | |
39 | irq, desc, desc->depth, desc->irq_count, desc->irqs_unhandled); | |
40 | printk("->handle_irq(): %p, ", desc->handle_irq); | |
41 | print_symbol("%s\n", (unsigned long)desc->handle_irq); | |
42 | printk("->chip(): %p, ", desc->chip); | |
43 | print_symbol("%s\n", (unsigned long)desc->chip); | |
44 | printk("->action(): %p\n", desc->action); | |
45 | if (desc->action) { | |
46 | printk("->action->handler(): %p, ", desc->action->handler); | |
47 | print_symbol("%s\n", (unsigned long)desc->action->handler); | |
48 | } | |
49 | ||
50 | P(IRQ_INPROGRESS); | |
51 | P(IRQ_DISABLED); | |
52 | P(IRQ_PENDING); | |
53 | P(IRQ_REPLAY); | |
54 | P(IRQ_AUTODETECT); | |
55 | P(IRQ_WAITING); | |
56 | P(IRQ_LEVEL); | |
57 | P(IRQ_MASKED); | |
58 | #ifdef CONFIG_IRQ_PER_CPU | |
59 | P(IRQ_PER_CPU); | |
60 | #endif | |
61 | P(IRQ_NOPROBE); | |
62 | P(IRQ_NOREQUEST); | |
63 | P(IRQ_NOAUTOEN); | |
64 | } | |
65 | ||
66 | #undef P | |
67 |