amd64_edac: Fix syndrome calculation on K8

[net-next-2.6.git] / drivers / edac / amd64_edac.c

diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index cf17dbb8014f75bb0f5109c0008dda9f7c2a27cd..ac9f7985096db06f83302ada4bed9601c7287657 100644 (file)
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -1958,20 +1958,20 @@ static int get_channel_from_ecc_syndrome(struct mem_ctl_info *mci, u16 syndrome)
        u32 value = 0;
        int err_sym = 0;
 
-       amd64_read_pci_cfg(pvt->misc_f3_ctl, 0x180, &value);
+       if (boot_cpu_data.x86 == 0x10) {
 
-       /* F3x180[EccSymbolSize]=1, x8 symbols */
-       if (boot_cpu_data.x86 == 0x10 &&
-           boot_cpu_data.x86_model > 7 &&
-           value & BIT(25)) {
-               err_sym = decode_syndrome(syndrome, x8_vectors,
-                                         ARRAY_SIZE(x8_vectors), 8);
-               return map_err_sym_to_channel(err_sym, 8);
-       } else {
-               err_sym = decode_syndrome(syndrome, x4_vectors,
-                                         ARRAY_SIZE(x4_vectors), 4);
-               return map_err_sym_to_channel(err_sym, 4);
+               amd64_read_pci_cfg(pvt->misc_f3_ctl, 0x180, &value);
+
+               /* F3x180[EccSymbolSize]=1 => x8 symbols */
+               if (boot_cpu_data.x86_model > 7 &&
+                   value & BIT(25)) {
+                       err_sym = decode_syndrome(syndrome, x8_vectors,
+                                                 ARRAY_SIZE(x8_vectors), 8);
+                       return map_err_sym_to_channel(err_sym, 8);
+               }
        }
+       err_sym = decode_syndrome(syndrome, x4_vectors, ARRAY_SIZE(x4_vectors), 4);
+       return map_err_sym_to_channel(err_sym, 4);
 }
 
 /*