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| author | Prarit Bhargava <prarit@redhat.com> | 2018-10-08 11:06:18 -0400 |
|---|---|---|
| committer | Shuah Khan (Samsung OSG) <shuah@kernel.org> | 2018-10-08 09:19:05 -0600 |
| commit | 8c22e2f695920ebd94f9a53bcf2a65eb36d4dba1 (patch) | |
| tree | 175c12eb2d1c388ed2565617c939893679ce91a3 /tools/power | |
| parent | 8a7e2d2ea080d10a189a1d611344b0330468ebc3 (diff) | |
| download | linux-8c22e2f695920ebd94f9a53bcf2a65eb36d4dba1.tar.bz2 | |
cpupower: Fix AMD Family 0x17 msr_pstate size
The msr_pstate data is only 63 bits long and should be 64 bits.
Add in the missing bit from res1 for AMD Family 0x17.
Reference: https://www.amd.com/system/files/TechDocs/54945_PPR_Family_17h_Models_00h-0Fh.pdf, page 138.
Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Stafford Horne <shorne@gmail.com>
Signed-off-by: Shuah Khan (Samsung OSG) <shuah@kernel.org>
Diffstat (limited to 'tools/power')
| -rw-r--r-- | tools/power/cpupower/utils/helpers/amd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/power/cpupower/utils/helpers/amd.c b/tools/power/cpupower/utils/helpers/amd.c index bb41cdd0df6b..eed31b27909b 100644 --- a/tools/power/cpupower/utils/helpers/amd.c +++ b/tools/power/cpupower/utils/helpers/amd.c @@ -33,7 +33,7 @@ union msr_pstate { unsigned vid:8; unsigned iddval:8; unsigned idddiv:2; - unsigned res1:30; + unsigned res1:31; unsigned en:1; } fam17h_bits; unsigned long long val; |