Messages in this thread Patch in this message | | | Date | Mon, 10 May 2010 15:34:42 -0700 | From | Greg KH <> | Subject | [30/98] powernow-k8: Fix frequency reporting |
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2.6.32-stable review patch. If anyone has any objections, please let us know.
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From: Mark Langsdorf <mark.langsdorf@amd.com>
commit b810e94c9d8e3fff6741b66cd5a6f099a7887871 upstream.
With F10, model 10, all valid frequencies are in the ACPI _PST table.
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> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- arch/x86/kernel/cpu/cpufreq/powernow-k8.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c +++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c @@ -929,7 +929,8 @@ static int fill_powernow_table_pstate(st 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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