aboutsummaryrefslogtreecommitdiff
path: root/tools/power/cpupower/utils/helpers/misc.c
diff options
context:
space:
mode:
authorPekka Enberg <penberg@kernel.org>2011-09-19 17:46:07 +0300
committerPekka Enberg <penberg@kernel.org>2011-09-19 17:46:07 +0300
commitd20bbfab01802e195a50435940f7e4aa747c217c (patch)
tree82b0007e33c083050a4e60a49dbb2f5477b4c99d /tools/power/cpupower/utils/helpers/misc.c
parenta37933c37c14b64e81c7c9cc44a5d3f5e0c91412 (diff)
parent136333d104bd3a62d783b0ac3d0f32ac0108c5d0 (diff)
Merge branch 'slab/urgent' into slab/next
Diffstat (limited to 'tools/power/cpupower/utils/helpers/misc.c')
-rw-r--r--tools/power/cpupower/utils/helpers/misc.c27
1 files changed, 27 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 00000000000..1609243f5c6
--- /dev/null
+++ b/tools/power/cpupower/utils/helpers/misc.c
@@ -0,0 +1,27 @@
+#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.caps & CPUPOWER_CAP_INTEL_IDA)
+ *support = *active = 1;
+ return 0;
+}
+#endif /* #if defined(__i386__) || defined(__x86_64__) */