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Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001/* SPDX-License-Identifier: GPL-2.0 */
Thomas Gleixnere6bea9c2011-02-09 13:16:52 +01002/*
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,
Thomas Gleixnera0056772011-02-08 17:11:03 +01008 _IRQ_PER_CPU = IRQ_PER_CPU,
Thomas Gleixner876dbd42011-02-08 17:28:12 +01009 _IRQ_LEVEL = IRQ_LEVEL,
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +010010 _IRQ_NOPROBE = IRQ_NOPROBE,
11 _IRQ_NOREQUEST = IRQ_NOREQUEST,
Paul Mundt7f1b1242011-04-07 06:01:44 +090012 _IRQ_NOTHREAD = IRQ_NOTHREAD,
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +010013 _IRQ_NOAUTOEN = IRQ_NOAUTOEN,
14 _IRQ_MOVE_PCNTXT = IRQ_MOVE_PCNTXT,
Thomas Gleixnera0056772011-02-08 17:11:03 +010015 _IRQ_NO_BALANCING = IRQ_NO_BALANCING,
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +010016 _IRQ_NESTED_THREAD = IRQ_NESTED_THREAD,
Marc Zyngier31d9d9b2011-09-23 17:03:06 +010017 _IRQ_PER_CPU_DEVID = IRQ_PER_CPU_DEVID,
Thomas Gleixnerb39898c2013-11-06 12:30:07 +010018 _IRQ_IS_POLLED = IRQ_IS_POLLED,
Thomas Gleixnere9849772015-10-09 23:28:58 +020019 _IRQ_DISABLE_UNLAZY = IRQ_DISABLE_UNLAZY,
Marc Zyngier83cfac92020-05-19 14:58:13 +010020 _IRQ_HIDDEN = IRQ_HIDDEN,
Thomas Gleixnera0056772011-02-08 17:11:03 +010021 _IRQF_MODIFY_MASK = IRQF_MODIFY_MASK,
Thomas Gleixnere6bea9c2011-02-09 13:16:52 +010022};
Thomas Gleixner009b4c32011-02-07 21:48:49 +010023
Thomas Gleixnera0056772011-02-08 17:11:03 +010024#define IRQ_PER_CPU GOT_YOU_MORON
Thomas Gleixnera0056772011-02-08 17:11:03 +010025#define IRQ_NO_BALANCING GOT_YOU_MORON
Thomas Gleixner876dbd42011-02-08 17:28:12 +010026#define IRQ_LEVEL GOT_YOU_MORON
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +010027#define IRQ_NOPROBE GOT_YOU_MORON
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +010028#define IRQ_NOREQUEST GOT_YOU_MORON
Paul Mundt7f1b1242011-04-07 06:01:44 +090029#define IRQ_NOTHREAD GOT_YOU_MORON
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +010030#define IRQ_NOAUTOEN GOT_YOU_MORON
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +010031#define IRQ_NESTED_THREAD GOT_YOU_MORON
Marc Zyngier31d9d9b2011-09-23 17:03:06 +010032#define IRQ_PER_CPU_DEVID GOT_YOU_MORON
Thomas Gleixnerb39898c2013-11-06 12:30:07 +010033#define IRQ_IS_POLLED GOT_YOU_MORON
Thomas Gleixnere9849772015-10-09 23:28:58 +020034#define IRQ_DISABLE_UNLAZY GOT_YOU_MORON
Marc Zyngier83cfac92020-05-19 14:58:13 +010035#define IRQ_HIDDEN GOT_YOU_MORON
Thomas Gleixnera0056772011-02-08 17:11:03 +010036#undef IRQF_MODIFY_MASK
37#define IRQF_MODIFY_MASK GOT_YOU_MORON
38
39static inline void
40irq_settings_clr_and_set(struct irq_desc *desc, u32 clr, u32 set)
41{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020042 desc->status_use_accessors &= ~(clr & _IRQF_MODIFY_MASK);
43 desc->status_use_accessors |= (set & _IRQF_MODIFY_MASK);
Thomas Gleixnera0056772011-02-08 17:11:03 +010044}
45
46static inline bool irq_settings_is_per_cpu(struct irq_desc *desc)
47{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020048 return desc->status_use_accessors & _IRQ_PER_CPU;
Thomas Gleixnera0056772011-02-08 17:11:03 +010049}
50
Marc Zyngier31d9d9b2011-09-23 17:03:06 +010051static inline bool irq_settings_is_per_cpu_devid(struct irq_desc *desc)
52{
53 return desc->status_use_accessors & _IRQ_PER_CPU_DEVID;
54}
55
Thomas Gleixnera0056772011-02-08 17:11:03 +010056static inline void irq_settings_set_per_cpu(struct irq_desc *desc)
57{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020058 desc->status_use_accessors |= _IRQ_PER_CPU;
Thomas Gleixnera0056772011-02-08 17:11:03 +010059}
60
61static inline void irq_settings_set_no_balancing(struct irq_desc *desc)
62{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020063 desc->status_use_accessors |= _IRQ_NO_BALANCING;
Thomas Gleixnera0056772011-02-08 17:11:03 +010064}
65
66static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc)
67{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020068 return desc->status_use_accessors & _IRQ_NO_BALANCING;
Thomas Gleixnera0056772011-02-08 17:11:03 +010069}
Thomas Gleixner876dbd42011-02-08 17:28:12 +010070
71static inline u32 irq_settings_get_trigger_mask(struct irq_desc *desc)
72{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020073 return desc->status_use_accessors & IRQ_TYPE_SENSE_MASK;
Thomas Gleixner876dbd42011-02-08 17:28:12 +010074}
75
76static inline void
77irq_settings_set_trigger_mask(struct irq_desc *desc, u32 mask)
78{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020079 desc->status_use_accessors &= ~IRQ_TYPE_SENSE_MASK;
80 desc->status_use_accessors |= mask & IRQ_TYPE_SENSE_MASK;
Thomas Gleixner876dbd42011-02-08 17:28:12 +010081}
82
83static inline bool irq_settings_is_level(struct irq_desc *desc)
84{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020085 return desc->status_use_accessors & _IRQ_LEVEL;
Thomas Gleixner876dbd42011-02-08 17:28:12 +010086}
87
88static inline void irq_settings_clr_level(struct irq_desc *desc)
89{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020090 desc->status_use_accessors &= ~_IRQ_LEVEL;
Thomas Gleixner876dbd42011-02-08 17:28:12 +010091}
92
93static inline void irq_settings_set_level(struct irq_desc *desc)
94{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +020095 desc->status_use_accessors |= _IRQ_LEVEL;
Thomas Gleixner876dbd42011-02-08 17:28:12 +010096}
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +010097
98static inline bool irq_settings_can_request(struct irq_desc *desc)
99{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +0200100 return !(desc->status_use_accessors & _IRQ_NOREQUEST);
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100101}
102
103static inline void irq_settings_clr_norequest(struct irq_desc *desc)
104{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +0200105 desc->status_use_accessors &= ~_IRQ_NOREQUEST;
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100106}
107
108static inline void irq_settings_set_norequest(struct irq_desc *desc)
109{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +0200110 desc->status_use_accessors |= _IRQ_NOREQUEST;
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100111}
112
Paul Mundt7f1b1242011-04-07 06:01:44 +0900113static inline bool irq_settings_can_thread(struct irq_desc *desc)
114{
115 return !(desc->status_use_accessors & _IRQ_NOTHREAD);
116}
117
118static inline void irq_settings_clr_nothread(struct irq_desc *desc)
119{
120 desc->status_use_accessors &= ~_IRQ_NOTHREAD;
121}
122
123static inline void irq_settings_set_nothread(struct irq_desc *desc)
124{
125 desc->status_use_accessors |= _IRQ_NOTHREAD;
126}
127
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100128static inline bool irq_settings_can_probe(struct irq_desc *desc)
129{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +0200130 return !(desc->status_use_accessors & _IRQ_NOPROBE);
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100131}
132
133static inline void irq_settings_clr_noprobe(struct irq_desc *desc)
134{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +0200135 desc->status_use_accessors &= ~_IRQ_NOPROBE;
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100136}
137
138static inline void irq_settings_set_noprobe(struct irq_desc *desc)
139{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +0200140 desc->status_use_accessors |= _IRQ_NOPROBE;
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100141}
142
143static inline bool irq_settings_can_move_pcntxt(struct irq_desc *desc)
144{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +0200145 return desc->status_use_accessors & _IRQ_MOVE_PCNTXT;
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100146}
147
148static inline bool irq_settings_can_autoenable(struct irq_desc *desc)
149{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +0200150 return !(desc->status_use_accessors & _IRQ_NOAUTOEN);
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100151}
152
153static inline bool irq_settings_is_nested_thread(struct irq_desc *desc)
154{
Thomas Gleixner0c6f8a82011-03-28 13:32:20 +0200155 return desc->status_use_accessors & _IRQ_NESTED_THREAD;
Thomas Gleixner1ccb4e612011-02-09 14:44:17 +0100156}
Thomas Gleixnerb39898c2013-11-06 12:30:07 +0100157
158static inline bool irq_settings_is_polled(struct irq_desc *desc)
159{
160 return desc->status_use_accessors & _IRQ_IS_POLLED;
161}
Thomas Gleixnere9849772015-10-09 23:28:58 +0200162
163static inline bool irq_settings_disable_unlazy(struct irq_desc *desc)
164{
165 return desc->status_use_accessors & _IRQ_DISABLE_UNLAZY;
166}
167
168static inline void irq_settings_clr_disable_unlazy(struct irq_desc *desc)
169{
170 desc->status_use_accessors &= ~_IRQ_DISABLE_UNLAZY;
171}
Marc Zyngier83cfac92020-05-19 14:58:13 +0100172
173static inline bool irq_settings_is_hidden(struct irq_desc *desc)
174{
175 return desc->status_use_accessors & _IRQ_HIDDEN;
176}