xref: /openbmc/linux/arch/powerpc/include/asm/trace.h (revision 4f3db074)
1 #undef TRACE_SYSTEM
2 #define TRACE_SYSTEM powerpc
3 
4 #if !defined(_TRACE_POWERPC_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_POWERPC_H
6 
7 #include <linux/tracepoint.h>
8 
9 struct pt_regs;
10 
11 DECLARE_EVENT_CLASS(ppc64_interrupt_class,
12 
13 	TP_PROTO(struct pt_regs *regs),
14 
15 	TP_ARGS(regs),
16 
17 	TP_STRUCT__entry(
18 		__field(struct pt_regs *, regs)
19 	),
20 
21 	TP_fast_assign(
22 		__entry->regs = regs;
23 	),
24 
25 	TP_printk("pt_regs=%p", __entry->regs)
26 );
27 
28 DEFINE_EVENT(ppc64_interrupt_class, irq_entry,
29 
30 	TP_PROTO(struct pt_regs *regs),
31 
32 	TP_ARGS(regs)
33 );
34 
35 DEFINE_EVENT(ppc64_interrupt_class, irq_exit,
36 
37 	TP_PROTO(struct pt_regs *regs),
38 
39 	TP_ARGS(regs)
40 );
41 
42 DEFINE_EVENT(ppc64_interrupt_class, timer_interrupt_entry,
43 
44 	TP_PROTO(struct pt_regs *regs),
45 
46 	TP_ARGS(regs)
47 );
48 
49 DEFINE_EVENT(ppc64_interrupt_class, timer_interrupt_exit,
50 
51 	TP_PROTO(struct pt_regs *regs),
52 
53 	TP_ARGS(regs)
54 );
55 
56 #ifdef CONFIG_PPC_PSERIES
57 extern void hcall_tracepoint_regfunc(void);
58 extern void hcall_tracepoint_unregfunc(void);
59 
60 TRACE_EVENT_FN(hcall_entry,
61 
62 	TP_PROTO(unsigned long opcode, unsigned long *args),
63 
64 	TP_ARGS(opcode, args),
65 
66 	TP_STRUCT__entry(
67 		__field(unsigned long, opcode)
68 	),
69 
70 	TP_fast_assign(
71 		__entry->opcode = opcode;
72 	),
73 
74 	TP_printk("opcode=%lu", __entry->opcode),
75 
76 	hcall_tracepoint_regfunc, hcall_tracepoint_unregfunc
77 );
78 
79 TRACE_EVENT_FN(hcall_exit,
80 
81 	TP_PROTO(unsigned long opcode, unsigned long retval,
82 		unsigned long *retbuf),
83 
84 	TP_ARGS(opcode, retval, retbuf),
85 
86 	TP_STRUCT__entry(
87 		__field(unsigned long, opcode)
88 		__field(unsigned long, retval)
89 	),
90 
91 	TP_fast_assign(
92 		__entry->opcode = opcode;
93 		__entry->retval = retval;
94 	),
95 
96 	TP_printk("opcode=%lu retval=%lu", __entry->opcode, __entry->retval),
97 
98 	hcall_tracepoint_regfunc, hcall_tracepoint_unregfunc
99 );
100 #endif
101 
102 #ifdef CONFIG_PPC_POWERNV
103 extern void opal_tracepoint_regfunc(void);
104 extern void opal_tracepoint_unregfunc(void);
105 
106 TRACE_EVENT_FN(opal_entry,
107 
108 	TP_PROTO(unsigned long opcode, unsigned long *args),
109 
110 	TP_ARGS(opcode, args),
111 
112 	TP_STRUCT__entry(
113 		__field(unsigned long, opcode)
114 	),
115 
116 	TP_fast_assign(
117 		__entry->opcode = opcode;
118 	),
119 
120 	TP_printk("opcode=%lu", __entry->opcode),
121 
122 	opal_tracepoint_regfunc, opal_tracepoint_unregfunc
123 );
124 
125 TRACE_EVENT_FN(opal_exit,
126 
127 	TP_PROTO(unsigned long opcode, unsigned long retval),
128 
129 	TP_ARGS(opcode, retval),
130 
131 	TP_STRUCT__entry(
132 		__field(unsigned long, opcode)
133 		__field(unsigned long, retval)
134 	),
135 
136 	TP_fast_assign(
137 		__entry->opcode = opcode;
138 		__entry->retval = retval;
139 	),
140 
141 	TP_printk("opcode=%lu retval=%lu", __entry->opcode, __entry->retval),
142 
143 	opal_tracepoint_regfunc, opal_tracepoint_unregfunc
144 );
145 #endif
146 
147 #endif /* _TRACE_POWERPC_H */
148 
149 #undef TRACE_INCLUDE_PATH
150 #undef TRACE_INCLUDE_FILE
151 
152 #define TRACE_INCLUDE_PATH asm
153 #define TRACE_INCLUDE_FILE trace
154 
155 #include <trace/define_trace.h>
156