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 */
6enum {
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 _IRQ_HIDDEN = IRQ_HIDDEN,
21 _IRQ_NO_DEBUG = IRQ_NO_DEBUG,
22 _IRQF_MODIFY_MASK = IRQF_MODIFY_MASK,
23};
24
25#define IRQ_PER_CPU GOT_YOU_MORON
26#define IRQ_NO_BALANCING GOT_YOU_MORON
27#define IRQ_LEVEL GOT_YOU_MORON
28#define IRQ_NOPROBE GOT_YOU_MORON
29#define IRQ_NOREQUEST GOT_YOU_MORON
30#define IRQ_NOTHREAD GOT_YOU_MORON
31#define IRQ_NOAUTOEN GOT_YOU_MORON
32#define IRQ_NESTED_THREAD GOT_YOU_MORON
33#define IRQ_PER_CPU_DEVID GOT_YOU_MORON
34#define IRQ_IS_POLLED GOT_YOU_MORON
35#define IRQ_DISABLE_UNLAZY GOT_YOU_MORON
36#define IRQ_HIDDEN GOT_YOU_MORON
37#define IRQ_NO_DEBUG GOT_YOU_MORON
38#undef IRQF_MODIFY_MASK
39#define IRQF_MODIFY_MASK GOT_YOU_MORON
40
41static inline void
42irq_settings_clr_and_set(struct irq_desc *desc, u32 clr, u32 set)
43{
44 desc->status_use_accessors &= ~(clr & _IRQF_MODIFY_MASK);
45 desc->status_use_accessors |= (set & _IRQF_MODIFY_MASK);
46}
47
48static inline bool irq_settings_is_per_cpu(struct irq_desc *desc)
49{
50 return desc->status_use_accessors & _IRQ_PER_CPU;
51}
52
53static inline bool irq_settings_is_per_cpu_devid(struct irq_desc *desc)
54{
55 return desc->status_use_accessors & _IRQ_PER_CPU_DEVID;
56}
57
58static inline void irq_settings_set_per_cpu(struct irq_desc *desc)
59{
60 desc->status_use_accessors |= _IRQ_PER_CPU;
61}
62
63static inline void irq_settings_set_no_balancing(struct irq_desc *desc)
64{
65 desc->status_use_accessors |= _IRQ_NO_BALANCING;
66}
67
68static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc)
69{
70 return desc->status_use_accessors & _IRQ_NO_BALANCING;
71}
72
73static inline u32 irq_settings_get_trigger_mask(struct irq_desc *desc)
74{
75 return desc->status_use_accessors & IRQ_TYPE_SENSE_MASK;
76}
77
78static inline void
79irq_settings_set_trigger_mask(struct irq_desc *desc, u32 mask)
80{
81 desc->status_use_accessors &= ~IRQ_TYPE_SENSE_MASK;
82 desc->status_use_accessors |= mask & IRQ_TYPE_SENSE_MASK;
83}
84
85static inline bool irq_settings_is_level(struct irq_desc *desc)
86{
87 return desc->status_use_accessors & _IRQ_LEVEL;
88}
89
90static inline void irq_settings_clr_level(struct irq_desc *desc)
91{
92 desc->status_use_accessors &= ~_IRQ_LEVEL;
93}
94
95static inline void irq_settings_set_level(struct irq_desc *desc)
96{
97 desc->status_use_accessors |= _IRQ_LEVEL;
98}
99
100static inline bool irq_settings_can_request(struct irq_desc *desc)
101{
102 return !(desc->status_use_accessors & _IRQ_NOREQUEST);
103}
104
105static inline void irq_settings_clr_norequest(struct irq_desc *desc)
106{
107 desc->status_use_accessors &= ~_IRQ_NOREQUEST;
108}
109
110static inline void irq_settings_set_norequest(struct irq_desc *desc)
111{
112 desc->status_use_accessors |= _IRQ_NOREQUEST;
113}
114
115static inline bool irq_settings_can_thread(struct irq_desc *desc)
116{
117 return !(desc->status_use_accessors & _IRQ_NOTHREAD);
118}
119
120static inline void irq_settings_clr_nothread(struct irq_desc *desc)
121{
122 desc->status_use_accessors &= ~_IRQ_NOTHREAD;
123}
124
125static inline void irq_settings_set_nothread(struct irq_desc *desc)
126{
127 desc->status_use_accessors |= _IRQ_NOTHREAD;
128}
129
130static inline bool irq_settings_can_probe(struct irq_desc *desc)
131{
132 return !(desc->status_use_accessors & _IRQ_NOPROBE);
133}
134
135static inline void irq_settings_clr_noprobe(struct irq_desc *desc)
136{
137 desc->status_use_accessors &= ~_IRQ_NOPROBE;
138}
139
140static inline void irq_settings_set_noprobe(struct irq_desc *desc)
141{
142 desc->status_use_accessors |= _IRQ_NOPROBE;
143}
144
145static inline bool irq_settings_can_move_pcntxt(struct irq_desc *desc)
146{
147 return desc->status_use_accessors & _IRQ_MOVE_PCNTXT;
148}
149
150static inline bool irq_settings_can_autoenable(struct irq_desc *desc)
151{
152 return !(desc->status_use_accessors & _IRQ_NOAUTOEN);
153}
154
155static inline bool irq_settings_is_nested_thread(struct irq_desc *desc)
156{
157 return desc->status_use_accessors & _IRQ_NESTED_THREAD;
158}
159
160static inline bool irq_settings_is_polled(struct irq_desc *desc)
161{
162 return desc->status_use_accessors & _IRQ_IS_POLLED;
163}
164
165static inline bool irq_settings_disable_unlazy(struct irq_desc *desc)
166{
167 return desc->status_use_accessors & _IRQ_DISABLE_UNLAZY;
168}
169
170static inline void irq_settings_clr_disable_unlazy(struct irq_desc *desc)
171{
172 desc->status_use_accessors &= ~_IRQ_DISABLE_UNLAZY;
173}
174
175static inline bool irq_settings_is_hidden(struct irq_desc *desc)
176{
177 return desc->status_use_accessors & _IRQ_HIDDEN;
178}
179
180static inline void irq_settings_set_no_debug(struct irq_desc *desc)
181{
182 desc->status_use_accessors |= _IRQ_NO_DEBUG;
183}
184
185static inline bool irq_settings_no_debug(struct irq_desc *desc)
186{
187 return desc->status_use_accessors & _IRQ_NO_DEBUG;
188}
189

source code of linux/kernel/irq/settings.h