diff options
| -rw-r--r-- | tools/power/cpupower/utils/helpers/amd.c | 8 | ||||
| -rw-r--r-- | tools/power/cpupower/utils/helpers/cpuid.c | 6 | ||||
| -rw-r--r-- | tools/power/cpupower/utils/helpers/helpers.h | 1 |
3 files changed, 10 insertions, 5 deletions
diff --git a/tools/power/cpupower/utils/helpers/amd.c b/tools/power/cpupower/utils/helpers/amd.c index fc2ac1e6bfb2..b4731daa6820 100644 --- a/tools/power/cpupower/utils/helpers/amd.c +++ b/tools/power/cpupower/utils/helpers/amd.c @@ -45,10 +45,10 @@ static int get_did(int family, union core_pstate pstate) { int t; - if (family == 0x12) - t = pstate.val & 0xf; - else if (family == 0x17 || family == 0x18) + if (cpupower_cpu_info.caps & CPUPOWER_CAP_AMD_PSTATEDEF) t = pstate.pstatedef.did; + else if (family == 0x12) + t = pstate.val & 0xf; else t = pstate.pstate.did; @@ -61,7 +61,7 @@ static int get_cof(int family, union core_pstate pstate) int fid, did, cof; did = get_did(family, pstate); - if (family == 0x17 || family == 0x18) { + if (cpupower_cpu_info.caps & CPUPOWER_CAP_AMD_PSTATEDEF) { fid = pstate.pstatedef.fid; cof = 200 * fid / did; } else { diff --git a/tools/power/cpupower/utils/helpers/cpuid.c b/tools/power/cpupower/utils/helpers/cpuid.c index d577220a193b..db2e88ceb67b 100644 --- a/tools/power/cpupower/utils/helpers/cpuid.c +++ b/tools/power/cpupower/utils/helpers/cpuid.c @@ -133,9 +133,13 @@ out: cpu_info->caps |= CPUPOWER_CAP_AMD_CPB; if ((cpuid_edx(0x80000007) & (1 << 7)) && - cpu_info->family != 0x14) + cpu_info->family != 0x14) { /* HW pstate was not implemented in family 0x14 */ cpu_info->caps |= CPUPOWER_CAP_AMD_HW_PSTATE; + + if (cpu_info->family >= 0x17) + cpu_info->caps |= CPUPOWER_CAP_AMD_PSTATEDEF; + } } if (ext_cpuid_level >= 0x80000008 && diff --git a/tools/power/cpupower/utils/helpers/helpers.h b/tools/power/cpupower/utils/helpers/helpers.h index 5f61eefff5b2..e4dc44ced770 100644 --- a/tools/power/cpupower/utils/helpers/helpers.h +++ b/tools/power/cpupower/utils/helpers/helpers.h @@ -71,6 +71,7 @@ enum cpupower_cpu_vendor {X86_VENDOR_UNKNOWN = 0, X86_VENDOR_INTEL, #define CPUPOWER_CAP_INTEL_IDA 0x00000040 #define CPUPOWER_CAP_AMD_RDPRU 0x00000080 #define CPUPOWER_CAP_AMD_HW_PSTATE 0x00000100 +#define CPUPOWER_CAP_AMD_PSTATEDEF 0x00000200 #define CPUPOWER_AMD_CPBDIS 0x02000000 |