LXR linux/drivers/tee/optee/optee

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * optee trace points
   4 *
   5 * Copyright (C) 2021 Synaptics Incorporated
   6 * Author: Jisheng Zhang <jszhang@kernel.org>
   7 */
   8
   9#undef TRACE_SYSTEM
  10#define TRACE_SYSTEM optee
  11
  12#if !defined(_TRACE_OPTEE_H) || defined(TRACE_HEADER_MULTI_READ)
  13#define _TRACE_OPTEE_H
  14
  15#include <linux/arm-smccc.h>
  16#include <linux/tracepoint.h>
  17#include "optee_private.h"
  18
  19TRACE_EVENT(optee_invoke_fn_begin,
  20        TP_PROTO(struct optee_rpc_param *param),
  21        TP_ARGS(param),
  22
  23        TP_STRUCT__entry(
  24                __field(void *, param)
  25                __array(u32, args, 8)
  26        ),
  27
  28        TP_fast_assign(
  29                __entry->param = param;
  30                BUILD_BUG_ON(sizeof(*param) < sizeof(__entry->args));
  31                memcpy(__entry->args, param, sizeof(__entry->args));
  32        ),
  33
  34        TP_printk("param=%p (%x, %x, %x, %x, %x, %x, %x, %x)", __entry->param,
  35                  __entry->args[0], __entry->args[1], __entry->args[2],
  36                  __entry->args[3], __entry->args[4], __entry->args[5],
  37                  __entry->args[6], __entry->args[7])
  38);
  39
  40TRACE_EVENT(optee_invoke_fn_end,
  41        TP_PROTO(struct optee_rpc_param *param, struct arm_smccc_res *res),
  42        TP_ARGS(param, res),
  43
  44        TP_STRUCT__entry(
  45                __field(void *, param)
  46                __array(unsigned long, rets, 4)
  47        ),
  48
  49        TP_fast_assign(
  50                __entry->param = param;
  51                BUILD_BUG_ON(sizeof(*res) < sizeof(__entry->rets));
  52                memcpy(__entry->rets, res, sizeof(__entry->rets));
  53        ),
  54
  55        TP_printk("param=%p ret (%lx, %lx, %lx, %lx)", __entry->param,
  56                  __entry->rets[0], __entry->rets[1], __entry->rets[2],
  57                  __entry->rets[3])
  58);
  59#endif /* _TRACE_OPTEE_H */
  60
  61#undef TRACE_INCLUDE_PATH
  62#define TRACE_INCLUDE_PATH .
  63#undef TRACE_INCLUDE_FILE
  64#define TRACE_INCLUDE_FILE optee_trace
  65
  66/* This part must be outside protection */
  67#include <trace/define_trace.h>
  68