+SR_PRIV int bl_acme_get_shunt(const struct sr_channel_group *cg,
+ uint64_t *shunt);
+SR_PRIV int bl_acme_set_shunt(const struct sr_channel_group *cg,
+ uint64_t shunt);
+SR_PRIV int bl_acme_read_power_state(const struct sr_channel_group *cg,
+ gboolean *off);
+SR_PRIV int bl_acme_set_power_off(const struct sr_channel_group *cg,
+ gboolean off);
+