1 /*
2 * Copyright © 2020 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <getopt.h>
27
28 #include "dev/intel_debug.h"
29 #include "dev/intel_device_info.h"
30 #include "intel_perf.h"
31
32 static void
print_help(const char * name)33 print_help(const char *name)
34 {
35 fprintf(stdout, "%s -p <platform> ...\n", name);
36 fprintf(stdout, " -p/--platform <platform> Platform to use (skl, icl, tgl, etc...)\n");
37 fprintf(stdout, " -P/--print-metric <name> Print a given metric set\n");
38 }
39
40 static void
print_metric_set(const struct intel_perf_query_info * metric_set)41 print_metric_set(const struct intel_perf_query_info *metric_set)
42 {
43 for (uint32_t c = 0; c < metric_set->n_counters; c++) {
44 const struct intel_perf_query_counter *counter = &metric_set->counters[c];
45 fprintf(stdout, " %s: offset=%zx/0x%zx name=%s\n",
46 counter->symbol_name, counter->offset, counter->offset, counter->name);
47 }
48 }
49
50 int
main(int argc,char * argv[])51 main(int argc, char *argv[])
52 {
53 const struct option perf_opts[] = {
54 { "help", no_argument, NULL, 'h' },
55 { "platform", required_argument, NULL, 'p' },
56 { "print-metric", required_argument, NULL, 'P' },
57 { NULL, 0, NULL, 0 }
58 };
59 const char *platform_name = NULL, *print_metric = NULL;
60
61 int o = 0;
62 while ((o = getopt_long(argc, argv, "hp:P:a", perf_opts, NULL)) != -1) {
63 switch (o) {
64 case 'h':
65 print_help(argv[0]);
66 return EXIT_SUCCESS;
67 case 'p':
68 platform_name = optarg;
69 break;
70 case 'P':
71 print_metric = optarg;
72 break;
73 default:
74 break;
75 }
76 }
77
78 if (!platform_name) {
79 fprintf(stderr, "No platform specified.\n");
80 return EXIT_FAILURE;
81 }
82
83 int devid = intel_device_name_to_pci_device_id(platform_name);
84 if (!devid) {
85 fprintf(stderr, "Invalid platform name.\n");
86 return EXIT_FAILURE;
87 }
88
89 struct intel_device_info devinfo;
90 if (!intel_get_device_info_from_pci_id(devid, &devinfo)) {
91 fprintf(stderr, "Unknown platform.\n");
92 return EXIT_FAILURE;
93 }
94
95 /* Force metric loading. */
96 intel_debug |= DEBUG_NO_OACONFIG;
97
98 struct intel_perf_config *perf_cfg = intel_perf_new(NULL);
99 intel_perf_init_metrics(perf_cfg, &devinfo, -1, true, true);
100
101 if (!(perf_cfg->features_supported & INTEL_PERF_FEATURE_QUERY_PERF)) {
102 fprintf(stderr, "No supported queries for platform.\n");
103 intel_perf_free(perf_cfg);
104 return EXIT_FAILURE;
105 }
106
107 if (print_metric) {
108 bool found = false;
109 for (uint32_t i = 0; i < perf_cfg->n_queries; i++) {
110 const struct intel_perf_query_info *metric_set = &perf_cfg->queries[i];
111
112 if (metric_set->symbol_name && !strcmp(metric_set->symbol_name, print_metric)) {
113 fprintf(stdout, "%s name=%s size=%zx counters=%u:\n",
114 metric_set->symbol_name, metric_set->name,
115 metric_set->data_size, metric_set->n_counters);
116 print_metric_set(metric_set);
117 found = true;
118 break;
119 }
120 }
121
122 if (!found) {
123 fprintf(stderr, "Unknown metric '%s'.\n", print_metric);
124 return EXIT_FAILURE;
125 }
126 } else {
127 for (uint32_t i = 0; i < perf_cfg->n_queries; i++) {
128 const struct intel_perf_query_info *metric_set = &perf_cfg->queries[i];
129
130 fprintf(stdout, "%s name=%s size=%zx counters=%u:\n",
131 metric_set->symbol_name, metric_set->name,
132 metric_set->data_size, metric_set->n_counters);
133 print_metric_set(metric_set);
134 }
135 }
136
137 intel_perf_free(perf_cfg);
138 return EXIT_SUCCESS;
139 }
140