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

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