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cpupower: Fix AMD Family 0x17 msr_pstate size

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[ Upstream commit 8c22e2f695 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Prarit Bhargava
2018-10-08 11:06:18 -04:00
committed by Greg Kroah-Hartman
parent edadd63826
commit bb61032295
1 changed files with 1 additions and 1 deletions
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2
tools/power/cpupower/utils/helpers/amd.c
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@@ -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;