1 /*
2 * Internal header to deal with irq_desc->status which will be renamed
3 * to irq_desc->settings.
4 */
5 enum {
6 _IRQ_DEFAULT_INIT_FLAGS = IRQ_DEFAULT_INIT_FLAGS,
7 _IRQ_PER_CPU = IRQ_PER_CPU,
8 _IRQ_LEVEL = IRQ_LEVEL,
9 _IRQ_NOPROBE = IRQ_NOPROBE,
10 _IRQ_NOREQUEST = IRQ_NOREQUEST,
11 _IRQ_NOAUTOEN = IRQ_NOAUTOEN,
12 _IRQ_MOVE_PCNTXT = IRQ_MOVE_PCNTXT,
13 _IRQ_NO_BALANCING = IRQ_NO_BALANCING,
14 _IRQ_NESTED_THREAD = IRQ_NESTED_THREAD,
15 _IRQF_MODIFY_MASK = IRQF_MODIFY_MASK,
16 };
17
18 #define IRQ_PER_CPU GOT_YOU_MORON
19 #define IRQ_NO_BALANCING GOT_YOU_MORON
20 #define IRQ_LEVEL GOT_YOU_MORON
21 #define IRQ_NOPROBE GOT_YOU_MORON
22 #define IRQ_NOREQUEST GOT_YOU_MORON
23 #define IRQ_NOAUTOEN GOT_YOU_MORON
24 #define IRQ_NESTED_THREAD GOT_YOU_MORON
25 #undef IRQF_MODIFY_MASK
26 #define IRQF_MODIFY_MASK GOT_YOU_MORON
27
28 static inline void
irq_settings_clr_and_set(struct irq_desc * desc,u32 clr,u32 set)29 irq_settings_clr_and_set(struct irq_desc *desc, u32 clr, u32 set)
30 {
31 desc->status_use_accessors &= ~(clr & _IRQF_MODIFY_MASK);
32 desc->status_use_accessors |= (set & _IRQF_MODIFY_MASK);
33 }
34
irq_settings_is_per_cpu(struct irq_desc * desc)35 static inline bool irq_settings_is_per_cpu(struct irq_desc *desc)
36 {
37 return desc->status_use_accessors & _IRQ_PER_CPU;
38 }
39
irq_settings_set_per_cpu(struct irq_desc * desc)40 static inline void irq_settings_set_per_cpu(struct irq_desc *desc)
41 {
42 desc->status_use_accessors |= _IRQ_PER_CPU;
43 }
44
irq_settings_set_no_balancing(struct irq_desc * desc)45 static inline void irq_settings_set_no_balancing(struct irq_desc *desc)
46 {
47 desc->status_use_accessors |= _IRQ_NO_BALANCING;
48 }
49
irq_settings_has_no_balance_set(struct irq_desc * desc)50 static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc)
51 {
52 return desc->status_use_accessors & _IRQ_NO_BALANCING;
53 }
54
irq_settings_get_trigger_mask(struct irq_desc * desc)55 static inline u32 irq_settings_get_trigger_mask(struct irq_desc *desc)
56 {
57 return desc->status_use_accessors & IRQ_TYPE_SENSE_MASK;
58 }
59
60 static inline void
irq_settings_set_trigger_mask(struct irq_desc * desc,u32 mask)61 irq_settings_set_trigger_mask(struct irq_desc *desc, u32 mask)
62 {
63 desc->status_use_accessors &= ~IRQ_TYPE_SENSE_MASK;
64 desc->status_use_accessors |= mask & IRQ_TYPE_SENSE_MASK;
65 }
66
irq_settings_is_level(struct irq_desc * desc)67 static inline bool irq_settings_is_level(struct irq_desc *desc)
68 {
69 return desc->status_use_accessors & _IRQ_LEVEL;
70 }
71
irq_settings_clr_level(struct irq_desc * desc)72 static inline void irq_settings_clr_level(struct irq_desc *desc)
73 {
74 desc->status_use_accessors &= ~_IRQ_LEVEL;
75 }
76
irq_settings_set_level(struct irq_desc * desc)77 static inline void irq_settings_set_level(struct irq_desc *desc)
78 {
79 desc->status_use_accessors |= _IRQ_LEVEL;
80 }
81
irq_settings_can_request(struct irq_desc * desc)82 static inline bool irq_settings_can_request(struct irq_desc *desc)
83 {
84 return !(desc->status_use_accessors & _IRQ_NOREQUEST);
85 }
86
irq_settings_clr_norequest(struct irq_desc * desc)87 static inline void irq_settings_clr_norequest(struct irq_desc *desc)
88 {
89 desc->status_use_accessors &= ~_IRQ_NOREQUEST;
90 }
91
irq_settings_set_norequest(struct irq_desc * desc)92 static inline void irq_settings_set_norequest(struct irq_desc *desc)
93 {
94 desc->status_use_accessors |= _IRQ_NOREQUEST;
95 }
96
irq_settings_can_probe(struct irq_desc * desc)97 static inline bool irq_settings_can_probe(struct irq_desc *desc)
98 {
99 return !(desc->status_use_accessors & _IRQ_NOPROBE);
100 }
101
irq_settings_clr_noprobe(struct irq_desc * desc)102 static inline void irq_settings_clr_noprobe(struct irq_desc *desc)
103 {
104 desc->status_use_accessors &= ~_IRQ_NOPROBE;
105 }
106
irq_settings_set_noprobe(struct irq_desc * desc)107 static inline void irq_settings_set_noprobe(struct irq_desc *desc)
108 {
109 desc->status_use_accessors |= _IRQ_NOPROBE;
110 }
111
irq_settings_can_move_pcntxt(struct irq_desc * desc)112 static inline bool irq_settings_can_move_pcntxt(struct irq_desc *desc)
113 {
114 return desc->status_use_accessors & _IRQ_MOVE_PCNTXT;
115 }
116
irq_settings_can_autoenable(struct irq_desc * desc)117 static inline bool irq_settings_can_autoenable(struct irq_desc *desc)
118 {
119 return !(desc->status_use_accessors & _IRQ_NOAUTOEN);
120 }
121
irq_settings_is_nested_thread(struct irq_desc * desc)122 static inline bool irq_settings_is_nested_thread(struct irq_desc *desc)
123 {
124 return desc->status_use_accessors & _IRQ_NESTED_THREAD;
125 }
126