Hi!

I test with below two cpu to test:
- Intel(R) Xeon(R) CPU E7-8890 v4 @ 2.20GHz 
- Intel(R) Xeon(R) CPU E5-2697 v2 @ 2.70GHz

With below action:
make -C cpuidle cpuidle_killer
make -C cpufreq run_tests

And only cpufreq_02 and cpufreq_03 can pass.
Log as below(ignore pass part):

make: Entering directory '/lkp/benchmarks/pm-qa/cpufreq'
###
### cpufreq_01:
### test the cpufreq framework is available for frequency
### 
https://wiki.linaro.org/WorkingGroups/PowerManagement/Resources/TestSuite/PmQaSpecification#cpufreq_01
###
cpufreq_01.0/cpu0: checking 'scaling_available_frequencies' exists in 
'/sys/devices/system/cpu/cpu0/cpufreq'... Err
cpufreq_01.0/cpu1: checking 'scaling_available_frequencies' exists in 
'/sys/devices/system/cpu/cpu1/cpufreq'... Err
cpufreq_01.0/cpu10: checking 'scaling_available_frequencies' exists in 
'/sys/devices/system/cpu/cpu10/cpufreq'... Err

###
### cpufreq_04:
### test the change of the frequency is effective in 'userspace' mode
### 
https://wiki.linaro.org/WorkingGroups/PowerManagement/Resources/TestSuite/PmQaSpecification#cpufreq_04
###
cpufreq_04.0: userspace not supported...                                    skip
 
cpufreq_04: skip
 
###
### cpufreq_05:
### test 'ondemand' and 'conservative' trigger correctly the configuration 
directory
### 
https://wiki.linaro.org/WorkingGroups/PowerManagement/Resources/TestSuite/PmQaSpecification#cpufreq_05
###
cpufreq_05.0: ondemand not supported...                                     skip
cpufreq_05.1: conservative not supported...                                 skip
cpufreq_05.2: userspace not supported...                                    skip
cpufreq_05.3: checking 'ondemand' directory exists...                       Err
cpufreq_05.4: checking 'conservative' directory exists...                   Err
 
cpufreq_05: fail
 
###
### cpufreq_06:
### test the change of the frequencies affect the performances of a test program
### 
https://wiki.linaro.org/WorkingGroups/PowerManagement/Resources/TestSuite/PmQaSpecification#cpufreq_06
###
cpufreq_06.0: userspace not supported...                                    skip
###
### cpufreq_07:
### test the load of the cpu affects the frequency with 'ondemand'
### 
https://wiki.linaro.org/WorkingGroups/PowerManagement/Resources/TestSuite/PmQaSpecification#cpufreq_07
###
cpufreq_07.0: ondemand not supported...                                     skip
###
### cpufreq_08:
### test the load of the cpu does not affect the frequency with 'userspace'
### 
https://wiki.linaro.org/WorkingGroups/PowerManagement/Resources/TestSuite/PmQaSpecification#cpufreq_08
###
cpufreq_08.0: userspace not supported...                                    skip
###
### cpufreq_09:
### test the load of the cpu does not affect the frequency with 'powersave'
### 
https://wiki.linaro.org/WorkingGroups/PowerManagement/Resources/TestSuite/PmQaSpecification#cpufreq_09
###
cpufreq_09.0/cpu0: checking 'powersave' sets frequency to 1200000 KHz...    Err
cpufreq_09.1/cpu0: checking 'powersave' frequency 1200000 KHz is fixed...   Err
cpufreq_09.0/cpu1: checking 'powersave' sets frequency to 1200000 KHz...    Err
cpufreq_09.1/cpu1: checking 'powersave' frequency 1200000 KHz is fixed...   Err
cpufreq_09.0/cpu10: checking 'powersave' sets frequency to 1200000 KHz...   Err

I check cpus and make sure two cpus can support cpufreq refer to
https://www.kernel.org/doc/Documentation/cpu-freq/user-guide.txt.

Do i miss something important or this subtest can not all pass with
Intel cpu?

Thanks
Xiang
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