Add API to read the device SOC ID.

CRs-Fixed: 2385448
Change-Id: Ia154c908e610e2e475171d9a45822bae84210d5b

2 files changed, 22 insertions, 0 deletions

diff --git a/utils/loc_target.cpp b/utils/loc_target.cpp
index f6fd728..a286fe1 100644
--- a/utils/loc_target.cpp
+++ b/utils/loc_target.cpp
@@ -208,3 +208,24 @@ detected:
     LOC_LOGW("HAL: %s returned %d", __FUNCTION__, gTarget);
     return gTarget;
 }
+
+int loc_read_device_soc_id()
+{
+    char buf[10] = {0};
+    int soc_id = 0;
+    int fd = open("/sys/devices/soc0/soc_id", O_RDONLY);
+    if (fd >= 0)
+    {
+      if (read(fd, buf, sizeof(buf) - 1) == -1)
+      {
+        LOC_LOGI ("%s: unable to read soc_id", __FUNCTION__);
+      }
+      else
+      {
+        soc_id = atoi(buf);
+        LOC_LOGI ("%s: Soc ID :%d", __FUNCTION__, soc_id);
+      }
+      close(fd);
+    }
+    return soc_id;
+}
diff --git a/utils/loc_target.h b/utils/loc_target.h
index 172b475..6abee89 100644
--- a/utils/loc_target.h
+++ b/utils/loc_target.h
@@ -54,6 +54,7 @@ void loc_get_platform_name(char *platform_name, int array_length);
 /*The character array passed to this function should have length
   of atleast PROPERTY_VALUE_MAX*/
 void loc_get_auto_platform_name(char *platform_name, int array_length);
+int loc_read_device_soc_id();
 
 /* Please remember to update 'target_name' in loc_log.cpp,
    if do any changes to this enum. */