@@ -202,6 +202,7 @@ static void amd_pstate_ut_check_freq(u32 index)
int cpu = 0;
struct cpufreq_policy *policy = NULL;
struct amd_cpudata *cpudata = NULL;
+ u32 nominal_freq_khz;
for_each_possible_cpu(cpu) {
policy = cpufreq_cpu_get(cpu);
@@ -209,13 +210,14 @@ static void amd_pstate_ut_check_freq(u32 index)
break;
cpudata = policy->driver_data;
- if (!((cpudata->max_freq >= cpudata->nominal_freq) &&
- (cpudata->nominal_freq > cpudata->lowest_nonlinear_freq) &&
+ nominal_freq_khz = cpudata->nominal_freq*1000;
+ if (!((cpudata->max_freq >= nominal_freq_khz) &&
+ (nominal_freq_khz > cpudata->lowest_nonlinear_freq) &&
(cpudata->lowest_nonlinear_freq > cpudata->min_freq) &&
(cpudata->min_freq > 0))) {
amd_pstate_ut_cases[index].result = AMD_PSTATE_UT_RESULT_FAIL;
pr_err("%s cpu%d max=%d >= nominal=%d > lowest_nonlinear=%d > min=%d > 0, the formula is incorrect!\n",
- __func__, cpu, cpudata->max_freq, cpudata->nominal_freq,
+ __func__, cpu, cpudata->max_freq, nominal_freq_khz,
cpudata->lowest_nonlinear_freq, cpudata->min_freq);
goto skip_test;
}
@@ -229,13 +231,13 @@ static void amd_pstate_ut_check_freq(u32 index)
if (cpudata->boost_supported) {
if ((policy->max == cpudata->max_freq) ||
- (policy->max == cpudata->nominal_freq))
+ (policy->max == nominal_freq_khz))
amd_pstate_ut_cases[index].result = AMD_PSTATE_UT_RESULT_PASS;
else {
amd_pstate_ut_cases[index].result = AMD_PSTATE_UT_RESULT_FAIL;
pr_err("%s cpu%d policy_max=%d should be equal cpu_max=%d or cpu_nominal=%d !\n",
__func__, cpu, policy->max, cpudata->max_freq,
- cpudata->nominal_freq);
+ nominal_freq_khz);
goto skip_test;
}
} else {
cpudata->nominal_freq being in MHz whereas other frequencies being in KHz breaks the amd-pstate-ut frequency sanity check. This fixes it. Fixes: e4731baaf294 ("cpufreq: amd-pstate: Fix the inconsistency in max frequency units") Reported-by: David Arcari <darcari@redhat.com> Signed-off-by: Dhananjay Ugwekar <Dhananjay.Ugwekar@amd.com> Reviewed-by: Mario Limonciello <mario.limonciello@amd.com> Reviewed-by: Gautham R. Shenoy <gautham.shenoy@amd.com> --- drivers/cpufreq/amd-pstate-ut.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-)