-SR_PRIV void ols_channel_mask(const struct sr_dev_inst *sdi);
-SR_PRIV int ols_convert_trigger(const struct sr_dev_inst *sdi);
-SR_PRIV struct dev_context *ols_dev_new(void);
-SR_PRIV struct sr_dev_inst *get_metadata(struct sr_serial_dev_inst *serial);
+SR_PRIV int ols_prepare_acquisition(const struct sr_dev_inst *sdi);
+SR_PRIV uint32_t ols_channel_mask(const struct sr_dev_inst *sdi);
+SR_PRIV int ols_get_metadata(struct sr_dev_inst *sdi);