Messages in this thread Patch in this message | | | Date | Fri, 9 Apr 2010 22:19:59 GMT | From | tip-bot for Mark Langsdorf <> | Subject | [tip:x86/cpu] powernow-k8: Fix frequency reporting |
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Commit-ID: 679370641e3675633cad222449262abbe93a4a2a Gitweb: http://git.kernel.org/tip/679370641e3675633cad222449262abbe93a4a2a Author: Mark Langsdorf <mark.langsdorf@amd.com> AuthorDate: Wed, 31 Mar 2010 21:56:45 +0200 Committer: H. Peter Anvin <hpa@zytor.com> CommitDate: Fri, 9 Apr 2010 14:07:47 -0700
powernow-k8: Fix frequency reporting
With F10, model 10, all valid frequencies are in the ACPI _PST table.
Cc: <stable@kernel.org> # 33.x 32.x Signed-off-by: Mark Langsdorf <mark.langsdorf@amd.com> LKML-Reference: <1270065406-1814-6-git-send-email-bp@amd64.org> Signed-off-by: Borislav Petkov <borislav.petkov@amd.com> Reviewed-by: Thomas Renninger <trenn@suse.de> Signed-off-by: H. Peter Anvin <hpa@zytor.com> --- arch/x86/kernel/cpu/cpufreq/powernow-k8.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c index 52fce63..6f3dc8f 100644 --- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c +++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c @@ -935,7 +935,8 @@ static int fill_powernow_table_pstate(struct powernow_k8_data *data, powernow_table[i].index = index; /* Frequency may be rounded for these */ - if (boot_cpu_data.x86 == 0x10 || boot_cpu_data.x86 == 0x11) { + if ((boot_cpu_data.x86 == 0x10 && boot_cpu_data.x86_model < 10) + || boot_cpu_data.x86 == 0x11) { powernow_table[i].frequency = freq_from_fid_did(lo & 0x3f, (lo >> 6) & 7); } else
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