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-rw-r--r--tools/power/cpupower/utils/helpers/misc.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/tools/power/cpupower/utils/helpers/misc.c b/tools/power/cpupower/utils/helpers/misc.c
new file mode 100644
index 000000000000..c1566e93e0ec
--- /dev/null
+++ b/tools/power/cpupower/utils/helpers/misc.c
@@ -0,0 +1,34 @@
+#if defined(__i386__) || defined(__x86_64__)
+
+#include "helpers/helpers.h"
+
+int cpufreq_has_boost_support(unsigned int cpu, int *support, int *active, int * states)
+{
+ struct cpupower_cpu_info cpu_info;
+ int ret;
+
+ *support = *active = *states = 0;
+
+ ret = get_cpu_info(0, &cpu_info);
+ if (ret)
+ return ret;
+
+ if (cpupower_cpu_info.caps & CPUPOWER_CAP_AMD_CBP) {
+ *support = 1;
+ amd_pci_get_num_boost_states(active, states);
+ if (ret <= 0)
+ return ret;
+ *support = 1;
+ } else if (cpupower_cpu_info.vendor == X86_VENDOR_INTEL) {
+ ret = msr_intel_has_boost_support(cpu);
+ if (ret <= 0)
+ return ret;
+ *support = ret;
+ ret = msr_intel_boost_is_active(cpu);
+ if (ret <= 0)
+ return ret;
+ *active = ret;
+ }
+ return 0;
+}
+#endif /* #if defined(__i386__) || defined(__x86_64__) */
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