#include <errno.h>
int vsc_if_enable(unsigned int vsc_addr);
-int vsc3316_config(unsigned int vsc_addr, const int8_t con_arr[][2],
+int vsc3316_config(unsigned int vsc_addr, int8_t con_arr[][2],
unsigned int num_con);
int vsc3308_config(unsigned int vsc_addr, const int8_t con_arr[][2],
unsigned int num_con);