rdtech-dps: research to reduce serial comm transfer volume again

[libsigrok.git] / src / hardware / rdtech-dps / protocol.h

diff --git a/src/hardware/rdtech-dps/protocol.h b/src/hardware/rdtech-dps/protocol.h
index a5747fd8958eb91054db40fc306f6ba2cbdf6116..456e20419bf6f785de425588111ccaa195ebe920 100644 (file)
--- a/src/hardware/rdtech-dps/protocol.h
+++ b/src/hardware/rdtech-dps/protocol.h
@@ -2,6 +2,8 @@
  * This file is part of the libsigrok project.
  *
  * Copyright (C) 2018 James Churchill <pelrun@gmail.com>
+ * Copyright (C) 2019 Frank Stettner <frank-stettner@gmx.net>
+ * Copyright (C) 2021 Gerhard Sittig <gerhard.sittig@gmx.net>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -20,16 +22,85 @@
 #ifndef LIBSIGROK_HARDWARE_RDTECH_DPS_PROTOCOL_H
 #define LIBSIGROK_HARDWARE_RDTECH_DPS_PROTOCOL_H
 
-#include <stdint.h>
+#include <config.h>
+
 #include <glib.h>
 #include <libsigrok/libsigrok.h>
+#include <stdint.h>
+
 #include "libsigrok-internal.h"
 
 #define LOG_PREFIX "rdtech-dps"
 
+enum rdtech_dps_model_type {
+       MODEL_NONE,
+       MODEL_DPS,
+       MODEL_RD,
+};
+
+struct rdtech_dps_model {
+       enum rdtech_dps_model_type model_type;
+       unsigned int id;
+       const char *name;
+       unsigned int max_current;
+       unsigned int max_voltage;
+       unsigned int max_power;
+       unsigned int current_digits;
+       unsigned int voltage_digits;
+};
+
 struct dev_context {
+       const struct rdtech_dps_model *model;
+       double current_multiplier;
+       double voltage_multiplier;
+       struct sr_sw_limits limits;
+       GMutex rw_mutex;
+       gboolean curr_ovp_state;
+       gboolean curr_ocp_state;
+       gboolean curr_cc_state;
+       gboolean curr_out_state;
+};
+
+/* Container to get and set parameter values. */
+struct rdtech_dps_state {
+       enum rdtech_dps_state_mask {
+               STATE_LOCK = 1 << 0,
+               STATE_OUTPUT_ENABLED = 1 << 1,
+               STATE_REGULATION_CC = 1 << 2,
+               STATE_PROTECT_OVP = 1 << 3,
+               STATE_PROTECT_OCP = 1 << 4,
+               STATE_PROTECT_ENABLED = 1 << 5,
+               STATE_VOLTAGE_TARGET = 1 << 6,
+               STATE_CURRENT_LIMIT = 1 << 7,
+               STATE_OVP_THRESHOLD = 1 << 8,
+               STATE_OCP_THRESHOLD = 1 << 9,
+               STATE_VOLTAGE = 1 << 10,
+               STATE_CURRENT = 1 << 11,
+               STATE_POWER = 1 << 12,
+       } mask;
+       gboolean lock;
+       gboolean output_enabled, regulation_cc;
+       gboolean protect_ovp, protect_ocp, protect_enabled;
+       float voltage_target, current_limit;
+       float ovp_threshold, ocp_threshold;
+       float voltage, current, power;
+};
+
+enum rdtech_dps_state_context {
+       ST_CTX_NONE,
+       ST_CTX_CONFIG,
+       ST_CTX_PRE_ACQ,
+       ST_CTX_IN_ACQ,
 };
+SR_PRIV int rdtech_dps_get_state(const struct sr_dev_inst *sdi,
+       struct rdtech_dps_state *state, enum rdtech_dps_state_context reason);
+SR_PRIV int rdtech_dps_set_state(const struct sr_dev_inst *sdi,
+       struct rdtech_dps_state *state);
 
+SR_PRIV int rdtech_dps_get_model_version(struct sr_modbus_dev_inst *modbus,
+       enum rdtech_dps_model_type model_type,
+       uint16_t *model, uint16_t *version, uint32_t *serno);
+SR_PRIV int rdtech_dps_seed_receive(const struct sr_dev_inst *sdi);
 SR_PRIV int rdtech_dps_receive_data(int fd, int revents, void *cb_data);
 
 #endif