xref: /openbmc/linux/kernel/irq/settings.h (revision fb574682)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Internal header to deal with irq_desc->status which will be renamed
4  * to irq_desc->settings.
5  */
6 enum {
7 	_IRQ_DEFAULT_INIT_FLAGS	= IRQ_DEFAULT_INIT_FLAGS,
8 	_IRQ_PER_CPU		= IRQ_PER_CPU,
9 	_IRQ_LEVEL		= IRQ_LEVEL,
10 	_IRQ_NOPROBE		= IRQ_NOPROBE,
11 	_IRQ_NOREQUEST		= IRQ_NOREQUEST,
12 	_IRQ_NOTHREAD		= IRQ_NOTHREAD,
13 	_IRQ_NOAUTOEN		= IRQ_NOAUTOEN,
14 	_IRQ_MOVE_PCNTXT	= IRQ_MOVE_PCNTXT,
15 	_IRQ_NO_BALANCING	= IRQ_NO_BALANCING,
16 	_IRQ_NESTED_THREAD	= IRQ_NESTED_THREAD,
17 	_IRQ_PER_CPU_DEVID	= IRQ_PER_CPU_DEVID,
18 	_IRQ_IS_POLLED		= IRQ_IS_POLLED,
19 	_IRQ_DISABLE_UNLAZY	= IRQ_DISABLE_UNLAZY,
20 	_IRQF_MODIFY_MASK	= IRQF_MODIFY_MASK,
21 };
22 
23 #define IRQ_PER_CPU		GOT_YOU_MORON
24 #define IRQ_NO_BALANCING	GOT_YOU_MORON
25 #define IRQ_LEVEL		GOT_YOU_MORON
26 #define IRQ_NOPROBE		GOT_YOU_MORON
27 #define IRQ_NOREQUEST		GOT_YOU_MORON
28 #define IRQ_NOTHREAD		GOT_YOU_MORON
29 #define IRQ_NOAUTOEN		GOT_YOU_MORON
30 #define IRQ_NESTED_THREAD	GOT_YOU_MORON
31 #define IRQ_PER_CPU_DEVID	GOT_YOU_MORON
32 #define IRQ_IS_POLLED		GOT_YOU_MORON
33 #define IRQ_DISABLE_UNLAZY	GOT_YOU_MORON
34 #undef IRQF_MODIFY_MASK
35 #define IRQF_MODIFY_MASK	GOT_YOU_MORON
36 
37 static inline void
38 irq_settings_clr_and_set(struct irq_desc *desc, u32 clr, u32 set)
39 {
40 	desc->status_use_accessors &= ~(clr & _IRQF_MODIFY_MASK);
41 	desc->status_use_accessors |= (set & _IRQF_MODIFY_MASK);
42 }
43 
44 static inline bool irq_settings_is_per_cpu(struct irq_desc *desc)
45 {
46 	return desc->status_use_accessors & _IRQ_PER_CPU;
47 }
48 
49 static inline bool irq_settings_is_per_cpu_devid(struct irq_desc *desc)
50 {
51 	return desc->status_use_accessors & _IRQ_PER_CPU_DEVID;
52 }
53 
54 static inline void irq_settings_set_per_cpu(struct irq_desc *desc)
55 {
56 	desc->status_use_accessors |= _IRQ_PER_CPU;
57 }
58 
59 static inline void irq_settings_set_no_balancing(struct irq_desc *desc)
60 {
61 	desc->status_use_accessors |= _IRQ_NO_BALANCING;
62 }
63 
64 static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc)
65 {
66 	return desc->status_use_accessors & _IRQ_NO_BALANCING;
67 }
68 
69 static inline u32 irq_settings_get_trigger_mask(struct irq_desc *desc)
70 {
71 	return desc->status_use_accessors & IRQ_TYPE_SENSE_MASK;
72 }
73 
74 static inline void
75 irq_settings_set_trigger_mask(struct irq_desc *desc, u32 mask)
76 {
77 	desc->status_use_accessors &= ~IRQ_TYPE_SENSE_MASK;
78 	desc->status_use_accessors |= mask & IRQ_TYPE_SENSE_MASK;
79 }
80 
81 static inline bool irq_settings_is_level(struct irq_desc *desc)
82 {
83 	return desc->status_use_accessors & _IRQ_LEVEL;
84 }
85 
86 static inline void irq_settings_clr_level(struct irq_desc *desc)
87 {
88 	desc->status_use_accessors &= ~_IRQ_LEVEL;
89 }
90 
91 static inline void irq_settings_set_level(struct irq_desc *desc)
92 {
93 	desc->status_use_accessors |= _IRQ_LEVEL;
94 }
95 
96 static inline bool irq_settings_can_request(struct irq_desc *desc)
97 {
98 	return !(desc->status_use_accessors & _IRQ_NOREQUEST);
99 }
100 
101 static inline void irq_settings_clr_norequest(struct irq_desc *desc)
102 {
103 	desc->status_use_accessors &= ~_IRQ_NOREQUEST;
104 }
105 
106 static inline void irq_settings_set_norequest(struct irq_desc *desc)
107 {
108 	desc->status_use_accessors |= _IRQ_NOREQUEST;
109 }
110 
111 static inline bool irq_settings_can_thread(struct irq_desc *desc)
112 {
113 	return !(desc->status_use_accessors & _IRQ_NOTHREAD);
114 }
115 
116 static inline void irq_settings_clr_nothread(struct irq_desc *desc)
117 {
118 	desc->status_use_accessors &= ~_IRQ_NOTHREAD;
119 }
120 
121 static inline void irq_settings_set_nothread(struct irq_desc *desc)
122 {
123 	desc->status_use_accessors |= _IRQ_NOTHREAD;
124 }
125 
126 static inline bool irq_settings_can_probe(struct irq_desc *desc)
127 {
128 	return !(desc->status_use_accessors & _IRQ_NOPROBE);
129 }
130 
131 static inline void irq_settings_clr_noprobe(struct irq_desc *desc)
132 {
133 	desc->status_use_accessors &= ~_IRQ_NOPROBE;
134 }
135 
136 static inline void irq_settings_set_noprobe(struct irq_desc *desc)
137 {
138 	desc->status_use_accessors |= _IRQ_NOPROBE;
139 }
140 
141 static inline bool irq_settings_can_move_pcntxt(struct irq_desc *desc)
142 {
143 	return desc->status_use_accessors & _IRQ_MOVE_PCNTXT;
144 }
145 
146 static inline bool irq_settings_can_autoenable(struct irq_desc *desc)
147 {
148 	return !(desc->status_use_accessors & _IRQ_NOAUTOEN);
149 }
150 
151 static inline bool irq_settings_is_nested_thread(struct irq_desc *desc)
152 {
153 	return desc->status_use_accessors & _IRQ_NESTED_THREAD;
154 }
155 
156 static inline bool irq_settings_is_polled(struct irq_desc *desc)
157 {
158 	return desc->status_use_accessors & _IRQ_IS_POLLED;
159 }
160 
161 static inline bool irq_settings_disable_unlazy(struct irq_desc *desc)
162 {
163 	return desc->status_use_accessors & _IRQ_DISABLE_UNLAZY;
164 }
165 
166 static inline void irq_settings_clr_disable_unlazy(struct irq_desc *desc)
167 {
168 	desc->status_use_accessors &= ~_IRQ_DISABLE_UNLAZY;
169 }
170