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/Linux-v5.4/tools/power/cpupower/utils/idle_monitor/
Dmperf_monitor.c120 unsigned long long aperf_diff, mperf_diff, tsc_diff; in mperf_get_count_percent() local
130 aperf_diff = aperf_current_count[cpu] - aperf_previous_count[cpu]; in mperf_get_count_percent()
149 mperf_cstates[id].name, mperf_diff, aperf_diff, cpu); in mperf_get_count_percent()
157 unsigned long long aperf_diff, mperf_diff, time_diff, tsc_diff; in mperf_get_count_freq() local
166 aperf_diff = aperf_current_count[cpu] - aperf_previous_count[cpu]; in mperf_get_count_freq()
175 *count = max_frequency * ((double)aperf_diff / mperf_diff); in mperf_get_count_freq()
180 dprint("aperf_diff: %llu\n", aperf_diff); in mperf_get_count_freq()