xref: /openbmc/linux/drivers/misc/mei/mei-trace.h (revision 4f6cce39)
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 TRACE_EVENT(mei_pci_cfg_read,
68 	TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),
69 	TP_ARGS(dev, reg, offs, val),
70 	TP_STRUCT__entry(
71 		__string(dev, dev_name(dev))
72 		__field(const char *, reg)
73 		__field(u32, offs)
74 		__field(u32, val)
75 	),
76 	TP_fast_assign(
77 		__assign_str(dev, dev_name(dev))
78 		__entry->reg  = reg;
79 		__entry->offs = offs;
80 		__entry->val = val;
81 	),
82 	TP_printk("[%s] pci cfg read %s:[%#x] = %#x",
83 		  __get_str(dev), __entry->reg, __entry->offs, __entry->val)
84 );
85 
86 TRACE_EVENT(mei_pci_cfg_write,
87 	TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),
88 	TP_ARGS(dev, reg, offs, val),
89 	TP_STRUCT__entry(
90 		__string(dev, dev_name(dev))
91 		__field(const char *, reg)
92 		__field(u32, offs)
93 		__field(u32, val)
94 	),
95 	TP_fast_assign(
96 		__assign_str(dev, dev_name(dev))
97 		__entry->reg = reg;
98 		__entry->offs = offs;
99 		__entry->val = val;
100 	),
101 	TP_printk("[%s] pci cfg write %s[%#x] = %#x",
102 		  __get_str(dev), __entry->reg,  __entry->offs, __entry->val)
103 );
104 
105 #endif /* _MEI_TRACE_H_ */
106 
107 /* This part must be outside protection */
108 #undef TRACE_INCLUDE_PATH
109 #undef TRACE_INCLUDE_FILE
110 #define TRACE_INCLUDE_PATH .
111 #define TRACE_INCLUDE_FILE mei-trace
112 #include <trace/define_trace.h>
113