Add gnss 5311 support.

Change-Id: I436cbc7eabe8e6448d318b6eee81f49dddcce756
diff --git a/mbtk/mbtk_gnssd/gnss_hd8122.c b/mbtk/mbtk_gnssd/gnss_hd8122.c
index dff4599..5ee816c 100755
--- a/mbtk/mbtk_gnssd/gnss_hd8122.c
+++ b/mbtk/mbtk_gnssd/gnss_hd8122.c
@@ -75,7 +75,6 @@
     }
 }
 
-
 static int msg_insert(uint8 gid, uint8 sid)
 {
     int i = 0;
@@ -335,7 +334,7 @@
     return gnss_port_close(fd);
 }
 
-int gnss_8122_fw_dl()
+int gnss_8122_fw_dl(int fd, const char *dev)
 {
     return 0;
 }