1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Interconnect framework tracepoints
4  * Copyright (c) 2019, Linaro Ltd.
5  * Author: Georgi Djakov <georgi.djakov@linaro.org>
6  */
7 
8 #undef TRACE_SYSTEM
9 #define TRACE_SYSTEM interconnect
10 
11 #if !defined(_TRACE_INTERCONNECT_H) || defined(TRACE_HEADER_MULTI_READ)
12 #define _TRACE_INTERCONNECT_H
13 
14 #include <linux/interconnect.h>
15 #include <linux/tracepoint.h>
16 
17 TRACE_EVENT(icc_set_bw,
18 
19 	TP_PROTO(struct icc_path *p, struct icc_node *n, int i,
20 		 u32 avg_bw, u32 peak_bw),
21 
22 	TP_ARGS(p, n, i, avg_bw, peak_bw),
23 
24 	TP_STRUCT__entry(
25 		__string(path_name, p->name)
26 		__string(dev, dev_name(p->reqs[i].dev))
27 		__string(node_name, n->name)
28 		__field(u32, avg_bw)
29 		__field(u32, peak_bw)
30 		__field(u32, node_avg_bw)
31 		__field(u32, node_peak_bw)
32 	),
33 
34 	TP_fast_assign(
35 		__assign_str(path_name, p->name);
36 		__assign_str(dev, dev_name(p->reqs[i].dev));
37 		__assign_str(node_name, n->name);
38 		__entry->avg_bw = avg_bw;
39 		__entry->peak_bw = peak_bw;
40 		__entry->node_avg_bw = n->avg_bw;
41 		__entry->node_peak_bw = n->peak_bw;
42 	),
43 
44 	TP_printk("path=%s dev=%s node=%s avg_bw=%u peak_bw=%u agg_avg=%u agg_peak=%u",
45 		  __get_str(path_name),
46 		  __get_str(dev),
47 		  __get_str(node_name),
48 		  __entry->avg_bw,
49 		  __entry->peak_bw,
50 		  __entry->node_avg_bw,
51 		  __entry->node_peak_bw)
52 );
53 
54 TRACE_EVENT(icc_set_bw_end,
55 
56 	TP_PROTO(struct icc_path *p, int ret),
57 
58 	TP_ARGS(p, ret),
59 
60 	TP_STRUCT__entry(
61 		__string(path_name, p->name)
62 		__string(dev, dev_name(p->reqs[0].dev))
63 		__field(int, ret)
64 	),
65 
66 	TP_fast_assign(
67 		__assign_str(path_name, p->name);
68 		__assign_str(dev, dev_name(p->reqs[0].dev));
69 		__entry->ret = ret;
70 	),
71 
72 	TP_printk("path=%s dev=%s ret=%d",
73 		  __get_str(path_name),
74 		  __get_str(dev),
75 		  __entry->ret)
76 );
77 
78 #endif /* _TRACE_INTERCONNECT_H */
79 
80 /* This part must be outside protection */
81 
82 #undef TRACE_INCLUDE_PATH
83 #define TRACE_INCLUDE_PATH .
84 
85 #undef TRACE_INCLUDE_FILE
86 #define TRACE_INCLUDE_FILE trace
87 
88 #include <trace/define_trace.h>
89