[libsigrok.git] / src / hardware / korad-kdxxxxp / api.c

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2015 Hannu Vuolasaho <vuokkosetae@gmail.com>
 *
 * 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
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <config.h>
#include "protocol.h"

static const uint32_t drvopts[] = {
	/* Device class */
	SR_CONF_POWER_SUPPLY,
};

static const uint32_t scanopts[] = {
	SR_CONF_CONN,
	SR_CONF_SERIALCOMM,
};

static const uint32_t devopts[] = {
	/* Device class */
	SR_CONF_POWER_SUPPLY,
	/* Acquisition modes. */
	SR_CONF_CONTINUOUS,
	SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
	/* Device configuration */
	SR_CONF_VOLTAGE | SR_CONF_GET,
	SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_CURRENT | SR_CONF_GET,
	SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_REGULATION | SR_CONF_GET,
};

static const struct korad_kdxxxxp_model models[] = {
	/* Device enum, vendor, model, ID reply, channels, voltage, current */
	{VELLEMAN_LABPS_3005D, "Velleman", "LABPS3005D",
		"VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	{0, NULL, NULL, NULL, 0, {0, 0, 0}, {0, 0, 0}}
};

SR_PRIV struct sr_dev_driver korad_kdxxxxp_driver_info;

static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
{
	return std_init(sr_ctx, di, LOG_PREFIX);
}

static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
	struct drv_context *drvc;
	struct dev_context *devc;
	GSList *devices, *l;
	struct sr_dev_inst *sdi;
	struct sr_config *src;
	const char *conn, *serialcomm;
	struct sr_serial_dev_inst *serial;
	char reply[50];
	int i, model_id;
	unsigned int len;

	devices = NULL;
	conn = NULL;
	serialcomm = NULL;
	drvc = di->context;
	drvc->instances = NULL;

	for (l = options; l; l = l->next) {
		src = l->data;
		switch (src->key) {
		case SR_CONF_CONN:
			conn = g_variant_get_string(src->data, NULL);
			break;
		case SR_CONF_SERIALCOMM:
			serialcomm = g_variant_get_string(src->data, NULL);
			break;
		default:
			sr_err("Unknown option %d, skipping.", src->key);
			break;
		}
	}

	if (!conn)
		return NULL;
	if (!serialcomm)
		serialcomm = "9600/8n1";

	serial = sr_serial_dev_inst_new(conn, serialcomm);
	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
		return NULL;

	serial_flush(serial);

	/* Get the device model. */
	len = 0;
	for (i = 0; models[i].id; i++) {
		if (strlen(models[i].id) > len)
			len = strlen(models[i].id);
	}
	memset(&reply, 0, sizeof(reply));
	sr_dbg("Want max %d bytes.", len);
	if ((korad_kdxxxxp_send_cmd(serial, "*IDN?") < 0))
		return NULL;

	/* i is used here for debug purposes only. */
	if ((i = korad_kdxxxxp_read_chars(serial, len, reply)) < 0)
		return NULL;
	sr_dbg("Received: %d, %s", i, reply);
	model_id = -1;
	for (i = 0; models[i].id; i++) {
		if (!strcmp(models[i].id, reply))
			model_id = i;
	}
	if (model_id < 0) {
		sr_err("Unknown model ID '%s' detected, aborting.", reply);
		return NULL;
	}
	sr_dbg("Found: %s %s", models[model_id].vendor, models[model_id].name);

	/* Init device instance, etc. */
	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	sdi->status = SR_ST_INACTIVE;
	sdi->vendor = g_strdup(models[model_id].vendor);
	sdi->model = g_strdup(models[model_id].name);
	sdi->inst_type = SR_INST_SERIAL;
	sdi->conn = serial;
	sdi->driver = di;

	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1");

	devc = g_malloc0(sizeof(struct dev_context));
	devc->model = &models[model_id];
	devc->reply[5] = 0;
	devc->req_sent_at = 0;
	sdi->priv = devc;

	/* Get current status of device. */
	if (korad_kdxxxxp_get_all_values(serial, devc) < 0)
		goto exit_err;
	drvc->instances = g_slist_append(drvc->instances, sdi);
	devices = g_slist_append(devices, sdi);

	serial_close(serial);
	if (!devices)
		sr_serial_dev_inst_free(serial);

	return devices;

exit_err:
	sr_dev_inst_free(sdi);
	g_free(devc);
	sr_dbg("Scan failed.");

	return NULL;
}

static GSList *dev_list(const struct sr_dev_driver *di)
{
	return ((struct drv_context *)(di->context))->instances;
}

static int dev_clear(const struct sr_dev_driver *di)
{
	return std_dev_clear(di, NULL);
}

static int cleanup(const struct sr_dev_driver *di)
{
	dev_clear(di);
	return SR_OK;
}

static int config_get(uint32_t key, GVariant **data,
	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
	struct dev_context *devc;

	(void)cg;

	if (!sdi || !data)
		return SR_ERR_ARG;

	devc = sdi->priv;

	switch (key) {
	case SR_CONF_LIMIT_SAMPLES:
		*data = g_variant_new_uint64(devc->limit_samples);
		break;
	case SR_CONF_LIMIT_MSEC:
		*data = g_variant_new_uint64(devc->limit_msec);
		break;
	case SR_CONF_VOLTAGE:
		*data = g_variant_new_double(devc->voltage);
		break;
	case SR_CONF_VOLTAGE_TARGET:
		*data = g_variant_new_double(devc->voltage_max);
		break;
	case SR_CONF_CURRENT:
		*data = g_variant_new_double(devc->current);
		break;
	case SR_CONF_CURRENT_LIMIT:
		*data = g_variant_new_double(devc->current_max);
		break;
	case SR_CONF_ENABLED:
		*data = g_variant_new_boolean(devc->output_enabled);
		break;
	case SR_CONF_REGULATION:
		/* Dual channel not supported. */
		if (devc->cc_mode[0])
			*data = g_variant_new_string("CC");
		else
			*data = g_variant_new_string("CV");
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int config_set(uint32_t key, GVariant *data,
	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
	struct dev_context *devc;
	double dval;
	gboolean bval;

	(void)cg;

	if (sdi->status != SR_ST_ACTIVE)
		return SR_ERR_DEV_CLOSED;

	devc = sdi->priv;

	switch (key) {
	case SR_CONF_LIMIT_MSEC:
		if (g_variant_get_uint64(data) == 0)
			return SR_ERR_ARG;
		devc->limit_msec = g_variant_get_uint64(data);
		break;
	case SR_CONF_LIMIT_SAMPLES:
		if (g_variant_get_uint64(data) == 0)
			return SR_ERR_ARG;
		devc->limit_samples = g_variant_get_uint64(data);
		break;
	case SR_CONF_VOLTAGE_TARGET:
		dval = g_variant_get_double(data);
		if (dval < devc->model->voltage[0] || dval > devc->model->voltage[1])
			return SR_ERR_ARG;
		devc->voltage_max = dval;
		devc->target = KDXXXXP_VOLTAGE_MAX;
		if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0)
			return SR_ERR;
		break;
	case SR_CONF_CURRENT_LIMIT:
		dval = g_variant_get_double(data);
		if (dval < devc->model->current[0] || dval > devc->model->current[1])
			return SR_ERR_ARG;
		devc->current_max = dval;
		devc->target = KDXXXXP_CURRENT_MAX;
		if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0)
			return SR_ERR;
		break;
	case SR_CONF_ENABLED:
		bval = g_variant_get_boolean(data);
		/* Set always so it is possible turn off with sigrok-cli. */
		devc->output_enabled = bval;
		devc->target = KDXXXXP_OUTPUT;
		if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0)
			return SR_ERR;
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int config_list(uint32_t key, GVariant **data,
	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{

	struct dev_context *devc;
	GVariant *gvar;
	GVariantBuilder gvb;
	double dval;
	int idx;

	(void)cg;

	/* Always available (with or without sdi). */
	if (key == SR_CONF_SCAN_OPTIONS) {
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
			scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
		return SR_OK;
	}

	/* Return drvopts without sdi (and devopts with sdi, see below). */
	if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
			drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
		return SR_OK;
	}

	/* Every other key needs an sdi. */
	if (!sdi)
		return SR_ERR_ARG;

	devc = sdi->priv;

	switch (key) {
	case SR_CONF_DEVICE_OPTIONS:
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
			devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
		break;
	case SR_CONF_VOLTAGE_TARGET:
		g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
		/* Min, max, step. */
		for (idx = 0; idx < 3; idx++) {
			dval = devc->model->voltage[idx];
			gvar = g_variant_new_double(dval);
			g_variant_builder_add_value(&gvb, gvar);
		}
		*data = g_variant_builder_end(&gvb);
		break;
	case SR_CONF_CURRENT_LIMIT:
		g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
		/* Min, max, step. */
		for (idx = 0; idx < 3; idx++) {
			dval = devc->model->current[idx];
			gvar = g_variant_new_double(dval);
			g_variant_builder_add_value(&gvb, gvar);
		}
		*data = g_variant_builder_end(&gvb);
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
{
	struct dev_context *devc;
	struct sr_serial_dev_inst *serial;

	if (sdi->status != SR_ST_ACTIVE)
		return SR_ERR_DEV_CLOSED;

	devc = sdi->priv;
	devc->cb_data = cb_data;

	/* Send header packet to the session bus. */
	std_session_send_df_header(cb_data, LOG_PREFIX);

	devc->starttime = g_get_monotonic_time();
	devc->num_samples = 0;
	devc->reply_pending = FALSE;
	devc->req_sent_at = 0;
	serial = sdi->conn;
	serial_source_add(sdi->session, serial, G_IO_IN,
			KDXXXXP_POLL_INTERVAL_MS,
			korad_kdxxxxp_receive_data, (void *)sdi);

	return SR_OK;
}

static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
	if (sdi->status != SR_ST_ACTIVE)
		return SR_ERR_DEV_CLOSED;

	return std_serial_dev_acquisition_stop(sdi, cb_data,
		std_serial_dev_close, sdi->conn, LOG_PREFIX);
}

SR_PRIV struct sr_dev_driver korad_kdxxxxp_driver_info = {
	.name = "korad-kdxxxxp",
	.longname = "Korad KDxxxxP",
	.api_version = 1,
	.init = init,
	.cleanup = cleanup,
	.scan = scan,
	.dev_list = dev_list,
	.dev_clear = dev_clear,
	.config_get = config_get,
	.config_set = config_set,
	.config_list = config_list,
	.dev_open = std_serial_dev_open,
	.dev_close = std_serial_dev_close,
	.dev_acquisition_start = dev_acquisition_start,
	.dev_acquisition_stop = dev_acquisition_stop,
	.context = NULL,
};
Commit	Line	Data
e75ee7de HV	1	/*
	2	* This file is part of the libsigrok project.
	3	*
	4	* Copyright (C) 2015 Hannu Vuolasaho <vuokkosetae@gmail.com>
	5	*
	6	* This program is free software: you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation, either version 3 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	18	*/
	19
	20	#include <config.h>
	21	#include "protocol.h"
	22
d7083042 HV	23	static const uint32_t drvopts[] = {
	24	/* Device class */
	25	SR_CONF_POWER_SUPPLY,
	26	};
	27
	28	static const uint32_t scanopts[] = {
	29	SR_CONF_CONN,
	30	SR_CONF_SERIALCOMM,
	31	};
	32
	33	static const uint32_t devopts[] = {
	34	/* Device class */
	35	SR_CONF_POWER_SUPPLY,
	36	/* Acquisition modes. */
	37	SR_CONF_CONTINUOUS,
	38	SR_CONF_LIMIT_SAMPLES \| SR_CONF_GET \| SR_CONF_SET,
	39	SR_CONF_LIMIT_MSEC \| SR_CONF_GET \| SR_CONF_SET,
	40	/* Device configuration */
	41	SR_CONF_VOLTAGE \| SR_CONF_GET,
	42	SR_CONF_VOLTAGE_TARGET \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	43	SR_CONF_CURRENT \| SR_CONF_GET,
	44	SR_CONF_CURRENT_LIMIT \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	45	SR_CONF_ENABLED \| SR_CONF_GET \| SR_CONF_SET,
b16d975a	46	SR_CONF_REGULATION \| SR_CONF_GET,
d7083042 HV	47	};
	48
	49	static const struct korad_kdxxxxp_model models[] = {
	50	/* Device enum, vendor, model, ID reply, channels, voltage, current */
	51	{VELLEMAN_LABPS_3005D, "Velleman", "LABPS3005D",
	52	"VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	53	{0, NULL, NULL, NULL, 0, {0, 0, 0}, {0, 0, 0}}
	54	};
	55
e75ee7de HV	56	SR_PRIV struct sr_dev_driver korad_kdxxxxp_driver_info;
	57
	58	static int init(struct sr_dev_driver di, struct sr_context sr_ctx)
	59	{
	60	return std_init(sr_ctx, di, LOG_PREFIX);
	61	}
	62
	63	static GSList scan(struct sr_dev_driver di, GSList *options)
	64	{
	65	struct drv_context *drvc;
d7083042 HV	66	struct dev_context *devc;
	67	GSList devices, l;
	68	struct sr_dev_inst *sdi;
	69	struct sr_config *src;
	70	const char conn, serialcomm;
	71	struct sr_serial_dev_inst *serial;
	72	char reply[50];
	73	int i, model_id;
	74	unsigned int len;
e75ee7de HV	75
e75ee7de HV	76	devices = NULL;
d7083042 HV	77	conn = NULL;
d7083042 HV	78	serialcomm = NULL;
e75ee7de HV	79	drvc = di->context;
	80	drvc->instances = NULL;
	81
d7083042 HV	82	for (l = options; l; l = l->next) {
	83	src = l->data;
	84	switch (src->key) {
	85	case SR_CONF_CONN:
	86	conn = g_variant_get_string(src->data, NULL);
	87	break;
	88	case SR_CONF_SERIALCOMM:
	89	serialcomm = g_variant_get_string(src->data, NULL);
	90	break;
	91	default:
	92	sr_err("Unknown option %d, skipping.", src->key);
	93	break;
	94	}
	95	}
	96
	97	if (!conn)
	98	return NULL;
	99	if (!serialcomm)
	100	serialcomm = "9600/8n1";
	101
	102	serial = sr_serial_dev_inst_new(conn, serialcomm);
	103	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
	104	return NULL;
	105
	106	serial_flush(serial);
	107
	108	/* Get the device model. */
	109	len = 0;
	110	for (i = 0; models[i].id; i++) {
	111	if (strlen(models[i].id) > len)
	112	len = strlen(models[i].id);
	113	}
	114	memset(&reply, 0, sizeof(reply));
	115	sr_dbg("Want max %d bytes.", len);
	116	if ((korad_kdxxxxp_send_cmd(serial, "*IDN?") < 0))
	117	return NULL;
	118
	119	/* i is used here for debug purposes only. */
	120	if ((i = korad_kdxxxxp_read_chars(serial, len, reply)) < 0)
	121	return NULL;
	122	sr_dbg("Received: %d, %s", i, reply);
	123	model_id = -1;
	124	for (i = 0; models[i].id; i++) {
	125	if (!strcmp(models[i].id, reply))
	126	model_id = i;
	127	}
	128	if (model_id < 0) {
	129	sr_err("Unknown model ID '%s' detected, aborting.", reply);
	130	return NULL;
	131	}
	132	sr_dbg("Found: %s %s", models[model_id].vendor, models[model_id].name);
	133
	134	/* Init device instance, etc. */
	135	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	136	sdi->status = SR_ST_INACTIVE;
	137	sdi->vendor = g_strdup(models[model_id].vendor);
	138	sdi->model = g_strdup(models[model_id].name);
	139	sdi->inst_type = SR_INST_SERIAL;
	140	sdi->conn = serial;
	141	sdi->driver = di;
	142
	143	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1");
	144
	145	devc = g_malloc0(sizeof(struct dev_context));
146	devc->model = &models[model_id];
147	devc->reply[5] = 0;
148	devc->req_sent_at = 0;
149	sdi->priv = devc;
150
151	/* Get current status of device. */
152	if (korad_kdxxxxp_get_all_values(serial, devc) < 0)
153	goto exit_err;
154	drvc->instances = g_slist_append(drvc->instances, sdi);
155	devices = g_slist_append(devices, sdi);
156
157	serial_close(serial);
158	if (!devices)
159	sr_serial_dev_inst_free(serial);
e75ee7de HV	160
e75ee7de HV	161	return devices;
d7083042 HV	162
	163	exit_err:
	164	sr_dev_inst_free(sdi);
	165	g_free(devc);
	166	sr_dbg("Scan failed.");
	167
	168	return NULL;
e75ee7de HV	169	}
	170
	171	static GSList dev_list(const struct sr_dev_driver di)
	172	{
	173	return ((struct drv_context *)(di->context))->instances;
	174	}
	175
	176	static int dev_clear(const struct sr_dev_driver *di)
	177	{
	178	return std_dev_clear(di, NULL);
	179	}
	180
e75ee7de HV	181	static int cleanup(const struct sr_dev_driver *di)
	182	{
	183	dev_clear(di);
e75ee7de HV	184	return SR_OK;
	185	}
	186
	187	static int config_get(uint32_t key, GVariant **data,
	188	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	189	{
d7083042	190	struct dev_context *devc;
e75ee7de	191
e75ee7de HV	192	(void)cg;
e75ee7de HV	193
d7083042 HV	194	if (!sdi \|\| !data)
	195	return SR_ERR_ARG;
	196
	197	devc = sdi->priv;
	198
e75ee7de	199	switch (key) {
d7083042 HV	200	case SR_CONF_LIMIT_SAMPLES:
	201	*data = g_variant_new_uint64(devc->limit_samples);
	202	break;
	203	case SR_CONF_LIMIT_MSEC:
	204	*data = g_variant_new_uint64(devc->limit_msec);
	205	break;
	206	case SR_CONF_VOLTAGE:
	207	*data = g_variant_new_double(devc->voltage);
	208	break;
	209	case SR_CONF_VOLTAGE_TARGET:
	210	*data = g_variant_new_double(devc->voltage_max);
	211	break;
	212	case SR_CONF_CURRENT:
	213	*data = g_variant_new_double(devc->current);
	214	break;
	215	case SR_CONF_CURRENT_LIMIT:
	216	*data = g_variant_new_double(devc->current_max);
	217	break;
	218	case SR_CONF_ENABLED:
	219	*data = g_variant_new_boolean(devc->output_enabled);
	220	break;
b16d975a HV	221	case SR_CONF_REGULATION:
	222	/* Dual channel not supported. */
	223	if (devc->cc_mode[0])
	224	*data = g_variant_new_string("CC");
	225	else
	226	*data = g_variant_new_string("CV");
	227	break;
e75ee7de HV	228	default:
	229	return SR_ERR_NA;
	230	}
	231
d7083042	232	return SR_OK;
e75ee7de HV	233	}
	234
	235	static int config_set(uint32_t key, GVariant *data,
	236	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	237	{
d7083042 HV	238	struct dev_context *devc;
	239	double dval;
	240	gboolean bval;
e75ee7de	241
e75ee7de HV	242	(void)cg;
	243
	244	if (sdi->status != SR_ST_ACTIVE)
	245	return SR_ERR_DEV_CLOSED;
	246
d7083042 HV	247	devc = sdi->priv;
d7083042 HV	248
e75ee7de	249	switch (key) {
d7083042 HV	250	case SR_CONF_LIMIT_MSEC:
	251	if (g_variant_get_uint64(data) == 0)
	252	return SR_ERR_ARG;
	253	devc->limit_msec = g_variant_get_uint64(data);
	254	break;
	255	case SR_CONF_LIMIT_SAMPLES:
	256	if (g_variant_get_uint64(data) == 0)
	257	return SR_ERR_ARG;
	258	devc->limit_samples = g_variant_get_uint64(data);
	259	break;
	260	case SR_CONF_VOLTAGE_TARGET:
	261	dval = g_variant_get_double(data);
	262	if (dval < devc->model->voltage[0] \|\| dval > devc->model->voltage[1])
	263	return SR_ERR_ARG;
	264	devc->voltage_max = dval;
	265	devc->target = KDXXXXP_VOLTAGE_MAX;
	266	if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0)
	267	return SR_ERR;
	268	break;
	269	case SR_CONF_CURRENT_LIMIT:
	270	dval = g_variant_get_double(data);
	271	if (dval < devc->model->current[0] \|\| dval > devc->model->current[1])
	272	return SR_ERR_ARG;
	273	devc->current_max = dval;
	274	devc->target = KDXXXXP_CURRENT_MAX;
	275	if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0)
	276	return SR_ERR;
	277	break;
	278	case SR_CONF_ENABLED:
	279	bval = g_variant_get_boolean(data);
	280	/* Set always so it is possible turn off with sigrok-cli. */
	281	devc->output_enabled = bval;
	282	devc->target = KDXXXXP_OUTPUT;
	283	if (korad_kdxxxxp_set_value(sdi->conn, devc) < 0)
	284	return SR_ERR;
	285	break;
e75ee7de	286	default:
d7083042	287	return SR_ERR_NA;
e75ee7de HV	288	}
e75ee7de HV	289
d7083042	290	return SR_OK;
e75ee7de HV	291	}
	292
	293	static int config_list(uint32_t key, GVariant **data,
	294	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	295	{
e75ee7de	296
d7083042 HV	297	struct dev_context *devc;
	298	GVariant *gvar;
	299	GVariantBuilder gvb;
	300	double dval;
	301	int idx;
	302
e75ee7de HV	303	(void)cg;
e75ee7de HV	304
d7083042 HV	305	/* Always available (with or without sdi). */
	306	if (key == SR_CONF_SCAN_OPTIONS) {
	307	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	308	scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
	309	return SR_OK;
	310	}
	311
	312	/* Return drvopts without sdi (and devopts with sdi, see below). */
	313	if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
	314	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	315	drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
	316	return SR_OK;
	317	}
	318
	319	/* Every other key needs an sdi. */
	320	if (!sdi)
	321	return SR_ERR_ARG;
	322
	323	devc = sdi->priv;
	324
e75ee7de	325	switch (key) {
d7083042 HV	326	case SR_CONF_DEVICE_OPTIONS:
	327	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	328	devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
	329	break;
	330	case SR_CONF_VOLTAGE_TARGET:
	331	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
	332	/* Min, max, step. */
	333	for (idx = 0; idx < 3; idx++) {
	334	dval = devc->model->voltage[idx];
	335	gvar = g_variant_new_double(dval);
	336	g_variant_builder_add_value(&gvb, gvar);
	337	}
	338	*data = g_variant_builder_end(&gvb);
	339	break;
	340	case SR_CONF_CURRENT_LIMIT:
	341	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
	342	/* Min, max, step. */
	343	for (idx = 0; idx < 3; idx++) {
	344	dval = devc->model->current[idx];
	345	gvar = g_variant_new_double(dval);
	346	g_variant_builder_add_value(&gvb, gvar);
	347	}
	348	*data = g_variant_builder_end(&gvb);
	349	break;
e75ee7de HV	350	default:
	351	return SR_ERR_NA;
	352	}
	353
d7083042	354	return SR_OK;
e75ee7de HV	355	}
	356
	357	static int dev_acquisition_start(const struct sr_dev_inst sdi, void cb_data)
	358	{
d7083042 HV	359	struct dev_context *devc;
d7083042 HV	360	struct sr_serial_dev_inst *serial;
e75ee7de HV	361
	362	if (sdi->status != SR_ST_ACTIVE)
	363	return SR_ERR_DEV_CLOSED;
	364
d7083042 HV	365	devc = sdi->priv;
	366	devc->cb_data = cb_data;
	367
	368	/* Send header packet to the session bus. */
	369	std_session_send_df_header(cb_data, LOG_PREFIX);
	370
	371	devc->starttime = g_get_monotonic_time();
	372	devc->num_samples = 0;
	373	devc->reply_pending = FALSE;
	374	devc->req_sent_at = 0;
	375	serial = sdi->conn;
	376	serial_source_add(sdi->session, serial, G_IO_IN,
	377	KDXXXXP_POLL_INTERVAL_MS,
	378	korad_kdxxxxp_receive_data, (void *)sdi);
e75ee7de HV	379
	380	return SR_OK;
	381	}
	382
	383	static int dev_acquisition_stop(struct sr_dev_inst sdi, void cb_data)
	384	{
e75ee7de HV	385	if (sdi->status != SR_ST_ACTIVE)
	386	return SR_ERR_DEV_CLOSED;
	387
d7083042 HV	388	return std_serial_dev_acquisition_stop(sdi, cb_data,
d7083042 HV	389	std_serial_dev_close, sdi->conn, LOG_PREFIX);
e75ee7de HV	390	}
	391
	392	SR_PRIV struct sr_dev_driver korad_kdxxxxp_driver_info = {
	393	.name = "korad-kdxxxxp",
	394	.longname = "Korad KDxxxxP",
	395	.api_version = 1,
	396	.init = init,
	397	.cleanup = cleanup,
	398	.scan = scan,
	399	.dev_list = dev_list,
	400	.dev_clear = dev_clear,
	401	.config_get = config_get,
	402	.config_set = config_set,
	403	.config_list = config_list,
d7083042 HV	404	.dev_open = std_serial_dev_open,
d7083042 HV	405	.dev_close = std_serial_dev_close,
e75ee7de HV	406	.dev_acquisition_start = dev_acquisition_start,
	407	.dev_acquisition_stop = dev_acquisition_stop,
	408	.context = NULL,
	409	};