kernel/arch/powerpc/include/asm/trace.h

   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>