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>

diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
index 52fce638f444563d13f7e75dc9586cd51fa41006..6f3dc8fbbfdc77fe49a070bffcc685b3af102ce8 100644 (file)
--- 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