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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
| commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
| tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/power/cpupower/bench/benchmark.h | |
| parent | Initial commit. (diff) | |
| download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip | |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/power/cpupower/bench/benchmark.h')
| -rw-r--r-- | tools/power/cpupower/bench/benchmark.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/tools/power/cpupower/bench/benchmark.h b/tools/power/cpupower/bench/benchmark.h new file mode 100644 index 000000000..bf612de89 --- /dev/null +++ b/tools/power/cpupower/bench/benchmark.h @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* cpufreq-bench CPUFreq microbenchmark + * + * Copyright (C) 2008 Christian Kornacker <ckornacker@suse.de> + */ + +/* load loop, this schould take about 1 to 2ms to complete */ +#define ROUNDS(x) {unsigned int rcnt; \ + for (rcnt = 0; rcnt < x*1000; rcnt++) { \ + (void)(((int)(pow(rcnt, rcnt) * \ + sqrt(rcnt*7230970)) ^ 7230716) ^ \ + (int)atan2(rcnt, rcnt)); \ + } } \ + + +void start_benchmark(struct config *config); |