powernow-k8: Fix frequency reporting

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>

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 6e44519960c8..3b5ea3831c26 100644
--- 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(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