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cpufreq/amd-pstate-ut: Don't check for highest perf matching on prefcore

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If a system is using preferred cores the highest perf will be inconsistent
as it can change from system events.

Skip the checks for it.

Fixes: e571a5e206 ("cpufreq: amd-pstate: Update amd-pstate preferred core ranking dynamically")
Reviewed-by: Gautham R. Shenoy <gautham.shenoy@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
This commit is contained in:
Mario Limonciello 2024-07-02 12:15:14 -05:00
parent 0d8584d288
commit 9983a9cd4d
1 changed files with 8 additions and 5 deletions
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13
drivers/cpufreq/amd-pstate-ut.c
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@ -160,14 +160,17 @@ static void amd_pstate_ut_check_perf(u32 index)
lowest_perf = AMD_CPPC_LOWEST_PERF(cap1);
}
if ((highest_perf != READ_ONCE(cpudata->highest_perf)) ||
(nominal_perf != READ_ONCE(cpudata->nominal_perf)) ||
if (highest_perf != READ_ONCE(cpudata->highest_perf) && !cpudata->hw_prefcore) {
pr_err("%s cpu%d highest=%d %d highest perf doesn't match\n",
__func__, cpu, highest_perf, cpudata->highest_perf);
goto skip_test;
}
if ((nominal_perf != READ_ONCE(cpudata->nominal_perf)) ||
(lowest_nonlinear_perf != READ_ONCE(cpudata->lowest_nonlinear_perf)) ||
(lowest_perf != READ_ONCE(cpudata->lowest_perf))) {
amd_pstate_ut_cases[index].result = AMD_PSTATE_UT_RESULT_FAIL;
pr_err("%s cpu%d highest=%d %d nominal=%d %d lowest_nonlinear=%d %d lowest=%d %d, they should be equal!\n",
__func__, cpu, highest_perf, cpudata->highest_perf,
nominal_perf, cpudata->nominal_perf,
pr_err("%s cpu%d nominal=%d %d lowest_nonlinear=%d %d lowest=%d %d, they should be equal!\n",
__func__, cpu, nominal_perf, cpudata->nominal_perf,
lowest_nonlinear_perf, cpudata->lowest_nonlinear_perf,
lowest_perf, cpudata->lowest_perf);
goto skip_test;