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-rw-r--r--arch/powerpc/include/asm/trace.h346
1 files changed, 346 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/trace.h b/arch/powerpc/include/asm/trace.h
new file mode 100644
index 0000000000..82cc2c6704
--- /dev/null
+++ b/arch/powerpc/include/asm/trace.h
@@ -0,0 +1,346 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM powerpc
+
+#if !defined(_TRACE_POWERPC_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_POWERPC_H
+
+#include <linux/tracepoint.h>
+
+struct pt_regs;
+
+DECLARE_EVENT_CLASS(ppc64_interrupt_class,
+
+ TP_PROTO(struct pt_regs *regs),
+
+ TP_ARGS(regs),
+
+ TP_STRUCT__entry(
+ __field(struct pt_regs *, regs)
+ ),
+
+ TP_fast_assign(
+ __entry->regs = regs;
+ ),
+
+ TP_printk("pt_regs=%p", __entry->regs)
+);
+
+DEFINE_EVENT(ppc64_interrupt_class, irq_entry,
+
+ TP_PROTO(struct pt_regs *regs),
+
+ TP_ARGS(regs)
+);
+
+DEFINE_EVENT(ppc64_interrupt_class, irq_exit,
+
+ TP_PROTO(struct pt_regs *regs),
+
+ TP_ARGS(regs)
+);
+
+DEFINE_EVENT(ppc64_interrupt_class, timer_interrupt_entry,
+
+ TP_PROTO(struct pt_regs *regs),
+
+ TP_ARGS(regs)
+);
+
+DEFINE_EVENT(ppc64_interrupt_class, timer_interrupt_exit,
+
+ TP_PROTO(struct pt_regs *regs),
+
+ TP_ARGS(regs)
+);
+
+#ifdef CONFIG_PPC_DOORBELL
+DEFINE_EVENT(ppc64_interrupt_class, doorbell_entry,
+
+ TP_PROTO(struct pt_regs *regs),
+
+ TP_ARGS(regs)
+);
+
+DEFINE_EVENT(ppc64_interrupt_class, doorbell_exit,
+
+ TP_PROTO(struct pt_regs *regs),
+
+ TP_ARGS(regs)
+);
+#endif
+
+#ifdef CONFIG_PPC_PSERIES
+extern int hcall_tracepoint_regfunc(void);
+extern void hcall_tracepoint_unregfunc(void);
+
+TRACE_EVENT_FN_COND(hcall_entry,
+
+ TP_PROTO(unsigned long opcode, unsigned long *args),
+
+ TP_ARGS(opcode, args),
+
+ TP_CONDITION(cpu_online(raw_smp_processor_id())),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, opcode)
+ ),
+
+ TP_fast_assign(
+ __entry->opcode = opcode;
+ ),
+
+ TP_printk("opcode=%lu", __entry->opcode),
+
+ hcall_tracepoint_regfunc, hcall_tracepoint_unregfunc
+);
+
+TRACE_EVENT_FN_COND(hcall_exit,
+
+ TP_PROTO(unsigned long opcode, long retval, unsigned long *retbuf),
+
+ TP_ARGS(opcode, retval, retbuf),
+
+ TP_CONDITION(cpu_online(raw_smp_processor_id())),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, opcode)
+ __field(long, retval)
+ ),
+
+ TP_fast_assign(
+ __entry->opcode = opcode;
+ __entry->retval = retval;
+ ),
+
+ TP_printk("opcode=%lu retval=%ld", __entry->opcode, __entry->retval),
+
+ hcall_tracepoint_regfunc, hcall_tracepoint_unregfunc
+);
+#endif
+
+#ifdef CONFIG_PPC_RTAS
+
+#include <asm/rtas-types.h>
+
+TRACE_EVENT(rtas_input,
+
+ TP_PROTO(struct rtas_args *rtas_args, const char *name),
+
+ TP_ARGS(rtas_args, name),
+
+ TP_STRUCT__entry(
+ __field(__u32, nargs)
+ __string(name, name)
+ __dynamic_array(__u32, inputs, be32_to_cpu(rtas_args->nargs))
+ ),
+
+ TP_fast_assign(
+ __entry->nargs = be32_to_cpu(rtas_args->nargs);
+ __assign_str(name, name);
+ be32_to_cpu_array(__get_dynamic_array(inputs), rtas_args->args, __entry->nargs);
+ ),
+
+ TP_printk("%s arguments: %s", __get_str(name),
+ __print_array(__get_dynamic_array(inputs), __entry->nargs, 4)
+ )
+);
+
+TRACE_EVENT(rtas_output,
+
+ TP_PROTO(struct rtas_args *rtas_args, const char *name),
+
+ TP_ARGS(rtas_args, name),
+
+ TP_STRUCT__entry(
+ __field(__u32, nr_other)
+ __field(__s32, status)
+ __string(name, name)
+ __dynamic_array(__u32, other_outputs, be32_to_cpu(rtas_args->nret) - 1)
+ ),
+
+ TP_fast_assign(
+ __entry->nr_other = be32_to_cpu(rtas_args->nret) - 1;
+ __entry->status = be32_to_cpu(rtas_args->rets[0]);
+ __assign_str(name, name);
+ be32_to_cpu_array(__get_dynamic_array(other_outputs),
+ &rtas_args->rets[1], __entry->nr_other);
+ ),
+
+ TP_printk("%s status: %d, other outputs: %s", __get_str(name), __entry->status,
+ __print_array(__get_dynamic_array(other_outputs),
+ __entry->nr_other, 4)
+ )
+);
+
+DECLARE_EVENT_CLASS(rtas_parameter_block,
+
+ TP_PROTO(struct rtas_args *rtas_args),
+
+ TP_ARGS(rtas_args),
+
+ TP_STRUCT__entry(
+ __field(u32, token)
+ __field(u32, nargs)
+ __field(u32, nret)
+ __array(__u32, params, 16)
+ ),
+
+ TP_fast_assign(
+ __entry->token = be32_to_cpu(rtas_args->token);
+ __entry->nargs = be32_to_cpu(rtas_args->nargs);
+ __entry->nret = be32_to_cpu(rtas_args->nret);
+ be32_to_cpu_array(__entry->params, rtas_args->args, ARRAY_SIZE(rtas_args->args));
+ ),
+
+ TP_printk("token=%u nargs=%u nret=%u params:"
+ " [0]=0x%08x [1]=0x%08x [2]=0x%08x [3]=0x%08x"
+ " [4]=0x%08x [5]=0x%08x [6]=0x%08x [7]=0x%08x"
+ " [8]=0x%08x [9]=0x%08x [10]=0x%08x [11]=0x%08x"
+ " [12]=0x%08x [13]=0x%08x [14]=0x%08x [15]=0x%08x",
+ __entry->token, __entry->nargs, __entry->nret,
+ __entry->params[0], __entry->params[1], __entry->params[2], __entry->params[3],
+ __entry->params[4], __entry->params[5], __entry->params[6], __entry->params[7],
+ __entry->params[8], __entry->params[9], __entry->params[10], __entry->params[11],
+ __entry->params[12], __entry->params[13], __entry->params[14], __entry->params[15]
+ )
+);
+
+DEFINE_EVENT(rtas_parameter_block, rtas_ll_entry,
+
+ TP_PROTO(struct rtas_args *rtas_args),
+
+ TP_ARGS(rtas_args)
+);
+
+DEFINE_EVENT(rtas_parameter_block, rtas_ll_exit,
+
+ TP_PROTO(struct rtas_args *rtas_args),
+
+ TP_ARGS(rtas_args)
+);
+
+#endif /* CONFIG_PPC_RTAS */
+
+#ifdef CONFIG_PPC_POWERNV
+extern int opal_tracepoint_regfunc(void);
+extern void opal_tracepoint_unregfunc(void);
+
+TRACE_EVENT_FN(opal_entry,
+
+ TP_PROTO(unsigned long opcode, unsigned long *args),
+
+ TP_ARGS(opcode, args),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, opcode)
+ ),
+
+ TP_fast_assign(
+ __entry->opcode = opcode;
+ ),
+
+ TP_printk("opcode=%lu", __entry->opcode),
+
+ opal_tracepoint_regfunc, opal_tracepoint_unregfunc
+);
+
+TRACE_EVENT_FN(opal_exit,
+
+ TP_PROTO(unsigned long opcode, unsigned long retval),
+
+ TP_ARGS(opcode, retval),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, opcode)
+ __field(unsigned long, retval)
+ ),
+
+ TP_fast_assign(
+ __entry->opcode = opcode;
+ __entry->retval = retval;
+ ),
+
+ TP_printk("opcode=%lu retval=%lu", __entry->opcode, __entry->retval),
+
+ opal_tracepoint_regfunc, opal_tracepoint_unregfunc
+);
+#endif
+
+TRACE_EVENT(hash_fault,
+
+ TP_PROTO(unsigned long addr, unsigned long access, unsigned long trap),
+ TP_ARGS(addr, access, trap),
+ TP_STRUCT__entry(
+ __field(unsigned long, addr)
+ __field(unsigned long, access)
+ __field(unsigned long, trap)
+ ),
+
+ TP_fast_assign(
+ __entry->addr = addr;
+ __entry->access = access;
+ __entry->trap = trap;
+ ),
+
+ TP_printk("hash fault with addr 0x%lx and access = 0x%lx trap = 0x%lx",
+ __entry->addr, __entry->access, __entry->trap)
+);
+
+
+TRACE_EVENT(tlbie,
+
+ TP_PROTO(unsigned long lpid, unsigned long local, unsigned long rb,
+ unsigned long rs, unsigned long ric, unsigned long prs,
+ unsigned long r),
+ TP_ARGS(lpid, local, rb, rs, ric, prs, r),
+ TP_STRUCT__entry(
+ __field(unsigned long, lpid)
+ __field(unsigned long, local)
+ __field(unsigned long, rb)
+ __field(unsigned long, rs)
+ __field(unsigned long, ric)
+ __field(unsigned long, prs)
+ __field(unsigned long, r)
+ ),
+
+ TP_fast_assign(
+ __entry->lpid = lpid;
+ __entry->local = local;
+ __entry->rb = rb;
+ __entry->rs = rs;
+ __entry->ric = ric;
+ __entry->prs = prs;
+ __entry->r = r;
+ ),
+
+ TP_printk("lpid=%ld, local=%ld, rb=0x%lx, rs=0x%lx, ric=0x%lx, "
+ "prs=0x%lx, r=0x%lx", __entry->lpid, __entry->local,
+ __entry->rb, __entry->rs, __entry->ric, __entry->prs,
+ __entry->r)
+);
+
+TRACE_EVENT(tlbia,
+
+ TP_PROTO(unsigned long id),
+ TP_ARGS(id),
+ TP_STRUCT__entry(
+ __field(unsigned long, id)
+ ),
+
+ TP_fast_assign(
+ __entry->id = id;
+ ),
+
+ TP_printk("ctx.id=0x%lx", __entry->id)
+);
+
+#endif /* _TRACE_POWERPC_H */
+
+#undef TRACE_INCLUDE_PATH
+#undef TRACE_INCLUDE_FILE
+
+#define TRACE_INCLUDE_PATH asm
+#define TRACE_INCLUDE_FILE trace
+
+#include <trace/define_trace.h>