projects/linux·blob master · refs

195 lines · 5.1 KiB

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 _IRQ_PROC_VALID = IRQ_RESERVED,
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#define IRQ_RESERVED GOT_YOU_MORON
39#undef IRQF_MODIFY_MASK
40#define IRQF_MODIFY_MASK GOT_YOU_MORON
41
42static inline void
43irq_settings_clr_and_set(struct irq_desc *desc, u32 clr, u32 set)
44{
45 desc->status_use_accessors &= ~(clr & _IRQF_MODIFY_MASK);
46 desc->status_use_accessors |= (set & _IRQF_MODIFY_MASK);
47}
48
49static inline bool irq_settings_is_per_cpu(struct irq_desc *desc)
50{
51 return desc->status_use_accessors & _IRQ_PER_CPU;
52}
53
54static inline bool irq_settings_is_per_cpu_devid(struct irq_desc *desc)
55{
56 return desc->status_use_accessors & _IRQ_PER_CPU_DEVID;
57}
58
59static inline void irq_settings_set_per_cpu(struct irq_desc *desc)
60{
61 desc->status_use_accessors |= _IRQ_PER_CPU;
62}
63
64static inline void irq_settings_set_no_balancing(struct irq_desc *desc)
65{
66 desc->status_use_accessors |= _IRQ_NO_BALANCING;
67}
68
69static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc)
70{
71 return desc->status_use_accessors & _IRQ_NO_BALANCING;
72}
73
74static inline u32 irq_settings_get_trigger_mask(struct irq_desc *desc)
75{
76 return desc->status_use_accessors & IRQ_TYPE_SENSE_MASK;
77}
78
79static inline void
80irq_settings_set_trigger_mask(struct irq_desc *desc, u32 mask)
81{
82 desc->status_use_accessors &= ~IRQ_TYPE_SENSE_MASK;
83 desc->status_use_accessors |= mask & IRQ_TYPE_SENSE_MASK;
84}
85
86static inline bool irq_settings_is_level(struct irq_desc *desc)
87{
88 return desc->status_use_accessors & _IRQ_LEVEL;
89}
90
91static inline void irq_settings_clr_level(struct irq_desc *desc)
92{
93 desc->status_use_accessors &= ~_IRQ_LEVEL;
94}
95
96static inline void irq_settings_set_level(struct irq_desc *desc)
97{
98 desc->status_use_accessors |= _IRQ_LEVEL;
99}
100
101static inline bool irq_settings_can_request(struct irq_desc *desc)
102{
103 return !(desc->status_use_accessors & _IRQ_NOREQUEST);
104}
105
106static inline void irq_settings_clr_norequest(struct irq_desc *desc)
107{
108 desc->status_use_accessors &= ~_IRQ_NOREQUEST;
109}
110
111static inline void irq_settings_set_norequest(struct irq_desc *desc)
112{
113 desc->status_use_accessors |= _IRQ_NOREQUEST;
114}
115
116static inline bool irq_settings_can_thread(struct irq_desc *desc)
117{
118 return !(desc->status_use_accessors & _IRQ_NOTHREAD);
119}
120
121static inline void irq_settings_clr_nothread(struct irq_desc *desc)
122{
123 desc->status_use_accessors &= ~_IRQ_NOTHREAD;
124}
125
126static inline void irq_settings_set_nothread(struct irq_desc *desc)
127{
128 desc->status_use_accessors |= _IRQ_NOTHREAD;
129}
130
131static inline bool irq_settings_can_probe(struct irq_desc *desc)
132{
133 return !(desc->status_use_accessors & _IRQ_NOPROBE);
134}
135
136static inline void irq_settings_clr_noprobe(struct irq_desc *desc)
137{
138 desc->status_use_accessors &= ~_IRQ_NOPROBE;
139}
140
141static inline void irq_settings_set_noprobe(struct irq_desc *desc)
142{
143 desc->status_use_accessors |= _IRQ_NOPROBE;
144}
145
146static inline bool irq_settings_can_autoenable(struct irq_desc *desc)
147{
148 return !(desc->status_use_accessors & _IRQ_NOAUTOEN);
149}
150
151static inline bool irq_settings_is_nested_thread(struct irq_desc *desc)
152{
153 return desc->status_use_accessors & _IRQ_NESTED_THREAD;
154}
155
156static inline bool irq_settings_is_polled(struct irq_desc *desc)
157{
158 return desc->status_use_accessors & _IRQ_IS_POLLED;
159}
160
161static inline bool irq_settings_disable_unlazy(struct irq_desc *desc)
162{
163 return desc->status_use_accessors & _IRQ_DISABLE_UNLAZY;
164}
165
166static inline void irq_settings_clr_disable_unlazy(struct irq_desc *desc)
167{
168 desc->status_use_accessors &= ~_IRQ_DISABLE_UNLAZY;
169}
170
171static inline bool irq_settings_is_hidden(struct irq_desc *desc)
172{
173 return desc->status_use_accessors & _IRQ_HIDDEN;
174}
175
176static inline void irq_settings_set_no_debug(struct irq_desc *desc)
177{
178 desc->status_use_accessors |= _IRQ_NO_DEBUG;
179}
180
181static inline bool irq_settings_no_debug(struct irq_desc *desc)
182{
183 return desc->status_use_accessors & _IRQ_NO_DEBUG;
184}
185
186static inline bool irq_settings_proc_valid(struct irq_desc *desc)
187{
188 return desc->status_use_accessors & _IRQ_PROC_VALID;
189}
190
191static inline void irq_settings_update_proc_valid(struct irq_desc *desc, u32 set)
192{
193 desc->status_use_accessors &= ~_IRQ_PROC_VALID;
194 desc->status_use_accessors |= (set & _IRQ_PROC_VALID);
195}