diff --git a/include/linux/fs_enet_pd.h b/include/linux/fs_enet_pd.h
index 9322235..543cd3c 100644
--- a/include/linux/fs_enet_pd.h
+++ b/include/linux/fs_enet_pd.h
@@ -55,6 +55,30 @@
 	return -1;
 }
 
+static inline int fs_fec_index2id(int index)
+{
+	int id = fsid_fec1 + index - 1;
+	if (id >= fsid_fec1 && id <= fsid_fec2)
+		return id;
+	return FS_MAX_INDEX;
+		}
+
+static inline int fs_fcc_index2id(int index)
+{
+	int id = fsid_fcc1 + index - 1;
+	if (id >= fsid_fcc1 && id <= fsid_fcc3)
+		return id;
+	return FS_MAX_INDEX;
+}
+
+static inline int fs_scc_index2id(int index)
+{
+	int id = fsid_scc1 + index - 1;
+	if (id >= fsid_scc1 && id <= fsid_scc4)
+		return id;
+	return FS_MAX_INDEX;
+}
+
 enum fs_mii_method {
 	fsmii_fixed,
 	fsmii_fec,
@@ -91,6 +115,7 @@
 	void(*init_ioports)(struct fs_platform_info *);
 	/* device specific information */
 	int fs_no;		/* controller index            */
+	char fs_type[4];	/* controller type             */
 
 	u32 cp_page;		/* CPM page */
 	u32 cp_block;		/* CPM sblock */
@@ -126,4 +151,16 @@
 	u32 irq[32];
 	u32 mii_speed;
 };
+
+static inline int fs_get_id(struct fs_platform_info *fpi)
+{
+	if(strstr(fpi->fs_type, "SCC"))
+		return fs_scc_index2id(fpi->fs_no);
+	if(strstr(fpi->fs_type, "FCC"))
+		return fs_fcc_index2id(fpi->fs_no);
+	if(strstr(fpi->fs_type, "FEC"))
+		return fs_fec_index2id(fpi->fs_no);
+	return fpi->fs_no;
+}
+
 #endif