bios_reader: Fix SSC frequency parse for Ironlake/Sandybridge

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>

diff --git a/tools/intel_bios_reader.c b/tools/intel_bios_reader.c
index c7c3015..70fa19a 100644 (file)
--- a/tools/intel_bios_reader.c
+++ b/tools/intel_bios_reader.c
@@ -36,6 +36,9 @@
 #include <sys/types.h>
 
 #include "intel_bios.h"
+#include "intel_gpu_tools.h"
+
+static uint32_t devid;
 
 /* no bother to include "edid.h" */
 #define _H_ACTIVE(x) (x[2] + ((x[4] & 0xF0) << 4))
@@ -148,9 +151,14 @@ static void dump_general_features(void)
        printf("\tDVO color flip required: %s\n", YESNO(features->color_flip));
        printf("\tExternal VBT: %s\n", YESNO(features->download_ext_vbt));
        printf("\tEnable SSC: %s\n", YESNO(features->enable_ssc));
-       if (features->enable_ssc)
-               printf("\tSSC frequency: %s\n", features->ssc_freq ?
-                      "100 MHz (66 MHz on 855)" : "96 MHz (48 MHz on 855)");
+       if (features->enable_ssc) {
+               if (HAS_PCH_SPLIT(devid))
+                       printf("\tSSC frequency: %s\n", features->ssc_freq ?
+                              "100 MHz" : "120 MHz");
+               else
+                       printf("\tSSC frequency: %s\n", features->ssc_freq ?
+                              "100 MHz (66 MHz on 855)" : "96 MHz (48 MHz on 855)");
+       }
        printf("\tLFP on override: %s\n",
               YESNO(features->enable_lfp_on_override));
        printf("\tDisable SSC on clone: %s\n",
@@ -661,6 +669,7 @@ int main(int argc, char **argv)
        struct stat finfo;
        struct bdb_block *block;
        char signature[17];
+       struct pci_device *pci_dev;
 
        if (argc != 2) {
                printf("usage: %s <rom file>\n", argv[0]);
@@ -720,6 +729,9 @@ int main(int argc, char **argv)
        }
        printf("\n");
 
+       pci_dev = intel_get_pci_device();
+       devid = pci_dev->device_id;
+
        dump_general_features();
        dump_general_definitions();
 //    dump_child_devices();