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| author | Nathan Fontenot <nathan.fontenot@amd.com> | 2021-01-25 20:35:23 +0300 |
|---|---|---|
| committer | Shuah Khan <skhan@linuxfoundation.org> | 2021-01-26 19:40:32 +0300 |
| commit | 56a85eebebdba62ebf6c46bd957949cc6e926aa0 (patch) | |
| tree | 7105b31a86f4fbfad93c41007b4f915e8225ba02 /tools/power | |
| parent | 23765b82a808da416b70b41d711468e723531e6a (diff) | |
| download | linux-56a85eebebdba62ebf6c46bd957949cc6e926aa0.tar.xz | |
cpupower: Condense pstate enabled bit checks in decode_pstates()
The enabled bit (bit 63) is common for all families so we can remove
the multiple enabled checks based on family and have a common check
for HW pstate enabled.
Signed-off-by: Nathan Fontenot <nathan.fontenot@amd.com>
Reviewed-by: Robert Richter <rrichter@amd.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'tools/power')
| -rw-r--r-- | tools/power/cpupower/utils/helpers/amd.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/power/cpupower/utils/helpers/amd.c b/tools/power/cpupower/utils/helpers/amd.c index b4731daa6820..216240e2b771 100644 --- a/tools/power/cpupower/utils/helpers/amd.c +++ b/tools/power/cpupower/utils/helpers/amd.c @@ -113,9 +113,9 @@ int decode_pstates(unsigned int cpu, unsigned int cpu_family, } if (read_msr(cpu, MSR_AMD_PSTATE + i, &pstate.val)) return -1; - if ((cpu_family == 0x17) && (!pstate.pstatedef.en)) - continue; - else if (!pstate.pstate.en) + + /* The enabled bit (bit 63) is common for all families */ + if (!pstate.pstatedef.en) continue; pstates[i] = get_cof(cpu_family, pstate); |