Call kselftest APIs instead of using printf() to log test results
for cleaner code and better future extension.
Suggested-by: NShuah Khan <skhan@linuxfoundation.org>
Tested-by: NBabu Moger <babu.moger@amd.com>
Signed-off-by: NFenghua Yu <fenghua.yu@intel.com>
Signed-off-by: NShuah Khan <skhan@linuxfoundation.org>