/*
* GB I2S cmd functions
*/
-int gb_i2s_mgmt_get_version(struct gb_connection *connection);
-int gb_i2s_data_get_version(struct gb_connection *connection);
int gb_i2s_mgmt_activate_cport(struct gb_connection *connection,
uint16_t cport);
int gb_i2s_mgmt_deactivate_cport(struct gb_connection *connection,