xref: /openbmc/linux/drivers/misc/mei/mei-trace.h (revision 63705da3)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2015-2016, Intel Corporation. All rights reserved.
4  * Intel Management Engine Interface (Intel MEI) Linux driver
5  */
6 
7 #if !defined(_MEI_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
8 #define _MEI_TRACE_H_
9 
10 #include <linux/stringify.h>
11 #include <linux/types.h>
12 #include <linux/tracepoint.h>
13 
14 #include <linux/device.h>
15 
16 #undef TRACE_SYSTEM
17 #define TRACE_SYSTEM mei
18 
19 TRACE_EVENT(mei_reg_read,
20 	TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),
21 	TP_ARGS(dev, reg, offs, val),
22 	TP_STRUCT__entry(
23 		__string(dev, dev_name(dev))
24 		__field(const char *, reg)
25 		__field(u32, offs)
26 		__field(u32, val)
27 	),
28 	TP_fast_assign(
29 		__assign_str(dev, dev_name(dev));
30 		__entry->reg  = reg;
31 		__entry->offs = offs;
32 		__entry->val = val;
33 	),
34 	TP_printk("[%s] read %s:[%#x] = %#x",
35 		  __get_str(dev), __entry->reg, __entry->offs, __entry->val)
36 );
37 
38 TRACE_EVENT(mei_reg_write,
39 	TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),
40 	TP_ARGS(dev, reg, offs, val),
41 	TP_STRUCT__entry(
42 		__string(dev, dev_name(dev))
43 		__field(const char *, reg)
44 		__field(u32, offs)
45 		__field(u32, val)
46 	),
47 	TP_fast_assign(
48 		__assign_str(dev, dev_name(dev));
49 		__entry->reg = reg;
50 		__entry->offs = offs;
51 		__entry->val = val;
52 	),
53 	TP_printk("[%s] write %s[%#x] = %#x",
54 		  __get_str(dev), __entry->reg,  __entry->offs, __entry->val)
55 );
56 
57 TRACE_EVENT(mei_pci_cfg_read,
58 	TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),
59 	TP_ARGS(dev, reg, offs, val),
60 	TP_STRUCT__entry(
61 		__string(dev, dev_name(dev))
62 		__field(const char *, reg)
63 		__field(u32, offs)
64 		__field(u32, val)
65 	),
66 	TP_fast_assign(
67 		__assign_str(dev, dev_name(dev));
68 		__entry->reg  = reg;
69 		__entry->offs = offs;
70 		__entry->val = val;
71 	),
72 	TP_printk("[%s] pci cfg read %s:[%#x] = %#x",
73 		  __get_str(dev), __entry->reg, __entry->offs, __entry->val)
74 );
75 
76 #endif /* _MEI_TRACE_H_ */
77 
78 /* This part must be outside protection */
79 #undef TRACE_INCLUDE_PATH
80 #undef TRACE_INCLUDE_FILE
81 #define TRACE_INCLUDE_PATH .
82 #define TRACE_INCLUDE_FILE mei-trace
83 #include <trace/define_trace.h>
84