drivers/misc/mei/mei-trace.h

   1 /*
   2  *
   3  * Intel Management Engine Interface (Intel MEI) Linux driver
   4  * Copyright (c) 2015, Intel Corporation.
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms and conditions of the GNU General Public License,
   8  * version 2, as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13  * more details.
  14  *
  15  */
  16
  17 #if !defined(_MEI_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
  18 #define _MEI_TRACE_H_
  19
  20 #include <linux/stringify.h>
  21 #include <linux/types.h>
  22 #include <linux/tracepoint.h>
  23
  24 #include <linux/device.h>
  25
  26 #undef TRACE_SYSTEM
  27 #define TRACE_SYSTEM mei
  28
  29 TRACE_EVENT(mei_reg_read,
  30         TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),
  31         TP_ARGS(dev, reg, offs, val),
  32         TP_STRUCT__entry(
  33                 __string(dev, dev_name(dev))
  34                 __field(const char *, reg)
  35                 __field(u32, offs)
  36                 __field(u32, val)
  37         ),
  38         TP_fast_assign(
  39                 __assign_str(dev, dev_name(dev))
  40                 __entry->reg  = reg;
  41                 __entry->offs = offs;
  42                 __entry->val = val;
  43         ),
  44         TP_printk("[%s] read %s:[%#x] = %#x",
  45                   __get_str(dev), __entry->reg, __entry->offs, __entry->val)
  46 );
  47
  48 TRACE_EVENT(mei_reg_write,
  49         TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),
  50         TP_ARGS(dev, reg, offs, val),
  51         TP_STRUCT__entry(
  52                 __string(dev, dev_name(dev))
  53                 __field(const char *, reg)
  54                 __field(u32, offs)
  55                 __field(u32, val)
  56         ),
  57         TP_fast_assign(
  58                 __assign_str(dev, dev_name(dev))
  59                 __entry->reg = reg;
  60                 __entry->offs = offs;
  61                 __entry->val = val;
  62         ),
  63         TP_printk("[%s] write %s[%#x] = %#x)",
  64                   __get_str(dev), __entry->reg,  __entry->offs, __entry->val)
  65 );
  66
  67 #endif /* _MEI_TRACE_H_ */
  68
  69 /* This part must be outside protection */
  70 #undef TRACE_INCLUDE_PATH
  71 #undef TRACE_INCLUDE_FILE
  72 #define TRACE_INCLUDE_PATH .
  73 #define TRACE_INCLUDE_FILE mei-trace
  74 #include <trace/define_trace.h>