[libsigrok.git] / src / hardware / manson-hcs-3xxx / api.c

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2014 Uwe Hermann <uwe@hermann-uwe.de>
 * Copyright (C) 2014 Matthias Heidbrink <m-sigrok@heidbrink.biz>
 *
 * 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 2 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, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

/** @file
  *  <em>Manson HCS-3xxx Series</em> power supply driver
  *  @internal
  */

#include "protocol.h"

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

static const uint32_t devopts[] = {
	/* Device class */
	SR_CONF_POWER_SUPPLY,
	/* Aquisition 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_OUTPUT_VOLTAGE | SR_CONF_GET,
	SR_CONF_OUTPUT_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_OUTPUT_CURRENT | SR_CONF_GET,
	SR_CONF_OUTPUT_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_OUTPUT_ENABLED | SR_CONF_GET | SR_CONF_SET,
};

/* Note: All models have one power supply output only. */
static struct hcs_model models[] = {
	{ MANSON_HCS_3100, "HCS-3100",     "3100", { 1, 18, 0.1 }, { 0, 10,   0.10 } },
	{ MANSON_HCS_3102, "HCS-3102",     "3102", { 1, 36, 0.1 }, { 0,  5,   0.01 } },
	{ MANSON_HCS_3104, "HCS-3104",     "3104", { 1, 60, 0.1 }, { 0,  2.5, 0.01 } },
	{ MANSON_HCS_3150, "HCS-3150",     "3150", { 1, 18, 0.1 }, { 0, 15,   0.10 } },
	{ MANSON_HCS_3200, "HCS-3200",     "3200", { 1, 18, 0.1 }, { 0, 20,   0.10 } },
	{ MANSON_HCS_3202, "HCS-3202",     "3202", { 1, 36, 0.1 }, { 0, 10,   0.10 } },
	{ MANSON_HCS_3204, "HCS-3204",     "3204", { 1, 60, 0.1 }, { 0,  5,   0.01 } },
	{ MANSON_HCS_3300, "HCS-3300-USB", "3300", { 1, 16, 0.1 }, { 0, 30,   0.10 } },
	{ MANSON_HCS_3302, "HCS-3302-USB", "3302", { 1, 32, 0.1 }, { 0, 15,   0.10 } },
	{ MANSON_HCS_3304, "HCS-3304-USB", "3304", { 1, 60, 0.1 }, { 0,  8,   0.10 } },
	{ MANSON_HCS_3400, "HCS-3400-USB", "3400", { 1, 16, 0.1 }, { 0, 40,   0.10 } },
	{ MANSON_HCS_3402, "HCS-3402-USB", "3402", { 1, 32, 0.1 }, { 0, 20,   0.10 } },
	{ MANSON_HCS_3404, "HCS-3404-USB", "3404", { 1, 60, 0.1 }, { 0, 10,   0.10 } },
	{ MANSON_HCS_3600, "HCS-3600-USB", "3600", { 1, 16, 0.1 }, { 0, 60,   0.10 } },
	{ MANSON_HCS_3602, "HCS-3602-USB", "3602", { 1, 32, 0.1 }, { 0, 30,   0.10 } },
	{ MANSON_HCS_3604, "HCS-3604-USB", "3604", { 1, 60, 0.1 }, { 0, 15,   0.10 } },
	{ 0, NULL, NULL, { 0, 0, 0 }, { 0, 0, 0 }, },
};

SR_PRIV struct sr_dev_driver manson_hcs_3xxx_driver_info;
static struct sr_dev_driver *di = &manson_hcs_3xxx_driver_info;

static int dev_clear(void)
{
	return std_dev_clear(di, NULL);
}

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

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

	drvc = di->priv;
	drvc->instances = NULL;
	devices = NULL;
	conn = NULL;
	serialcomm = NULL;
	devc = 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";

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

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

	serial_flush(serial);

	sr_info("Probing serial port %s.", conn);

	/* Get the device model. */
	memset(&reply, 0, sizeof(reply));
	if ((hcs_send_cmd(serial, "GMOD\r") < 0) ||
	    (hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0))
		return NULL;
	tokens = g_strsplit((const gchar *)&reply, "\r", 2);

	model_id = -1;
	for (i = 0; models[i].id != NULL; i++) {
		if (!strcmp(models[i].id, tokens[0]))
			model_id = i;
	}
	g_strfreev(tokens);

	if (model_id < 0) {
		sr_err("Unknown model id '%s' detected, aborting.", tokens[0]);
		return NULL;
	}

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

	if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "CH1"))) {
		sr_err("Failed to create channel.");
		goto exit_err;
	}
	sdi->channels = g_slist_append(sdi->channels, ch);

	devc = g_malloc0(sizeof(struct dev_context));
	devc->model = &models[model_id];

	sdi->priv = devc;

	/* Get current voltage, current, status. */
	if ((hcs_send_cmd(serial, "GETD\r") < 0) ||
	    (hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0))
		goto exit_err;
	tokens = g_strsplit((const gchar *)&reply, "\r", 2);
	if (hcs_parse_volt_curr_mode(sdi, tokens) < 0)
		goto exit_err;
	g_strfreev(tokens);

	/* Get max. voltage and current. */
	if ((hcs_send_cmd(serial, "GMAX\r") < 0) ||
	    (hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0))
		goto exit_err;
	tokens = g_strsplit((const gchar *)&reply, "\r", 2);
	devc->current_max_device = g_strtod(&tokens[0][3], &dummy) * devc->model->current[2];
	tokens[0][3] = '\0';
	devc->voltage_max_device = g_strtod(tokens[0], &dummy) * devc->model->voltage[2];
	g_strfreev(tokens);

	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);
	if (devc)
		g_free(devc);
	return NULL;
}

static GSList *dev_list(void)
{
	return ((struct drv_context *)(di->priv))->instances;
}

static int cleanup(void)
{
	return dev_clear();
}

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)
		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_OUTPUT_VOLTAGE:
		*data = g_variant_new_double(devc->voltage);
		break;
	case SR_CONF_OUTPUT_VOLTAGE_TARGET:
		*data = g_variant_new_double(devc->voltage_max);
		break;
	case SR_CONF_OUTPUT_CURRENT:
		*data = g_variant_new_double(devc->current);
		break;
	case SR_CONF_OUTPUT_CURRENT_LIMIT:
		*data = g_variant_new_double(devc->current_max);
		break;
	case SR_CONF_OUTPUT_ENABLED:
		*data = g_variant_new_boolean(devc->output_enabled);
		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;
	gboolean bval;
	gdouble dval;

	(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_OUTPUT_VOLTAGE_TARGET:
		dval = g_variant_get_double(data);
		if (dval < devc->model->voltage[0] || dval > devc->voltage_max_device)
			return SR_ERR_ARG;

		if ((hcs_send_cmd(sdi->conn, "VOLT%03.0f\r",
			(dval / devc->model->voltage[2])) < 0) ||
		    (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
			return SR_ERR;
		devc->voltage_max = dval;
		break;
	case SR_CONF_OUTPUT_CURRENT_LIMIT:
		dval = g_variant_get_double(data);
		if (dval < devc->model->current[0] || dval > devc->current_max_device)
			return SR_ERR_ARG;

		if ((hcs_send_cmd(sdi->conn, "CURR%03.0f\r",
			(dval / devc->model->current[2])) < 0) ||
		    (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
			return SR_ERR;
		devc->current_max = dval;
		break;
	case SR_CONF_OUTPUT_ENABLED:
		bval = g_variant_get_boolean(data);
		if (bval == devc->output_enabled) /* Nothing to do. */
			break;
		if ((hcs_send_cmd(sdi->conn, "SOUT%1d\r", !bval) < 0) ||
		    (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
			return SR_ERR;
		devc->output_enabled = bval;
		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;

	if (!sdi)
		return SR_ERR_ARG;
	devc = sdi->priv;

	switch (key) {
	case SR_CONF_SCAN_OPTIONS:
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
			scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
		break;
	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_OUTPUT_VOLTAGE_TARGET:
		g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
		/* Min, max, step. */
		for (idx = 0; idx < 3; idx++) {
			if (idx == 1)
				dval = devc->voltage_max_device;
			else
				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_OUTPUT_CURRENT_LIMIT:
		g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
		/* Min, max, step. */
		for (idx = 0; idx < 3; idx++) {
			if (idx == 1)
				dval = devc->current_max_device;
			else
				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;

	/* Poll every 10ms, or whenever some data comes in. */
	serial = sdi->conn;
	serial_source_add(sdi->session, serial, G_IO_IN, 10,
			hcs_receive_data, (void *)sdi);

	return SR_OK;
}

static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
	return std_serial_dev_acquisition_stop(sdi, cb_data,
			std_serial_dev_close, sdi->conn, LOG_PREFIX);
}

SR_PRIV struct sr_dev_driver manson_hcs_3xxx_driver_info = {
	.name = "manson-hcs-3xxx",
	.longname = "Manson HCS-3xxx",
	.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,
	.priv = NULL,
};
Commit	Line	Data
	1	/*
	2	* This file is part of the libsigrok project.
	3	*
	4	* Copyright (C) 2014 Uwe Hermann <uwe@hermann-uwe.de>
	5	* Copyright (C) 2014 Matthias Heidbrink <m-sigrok@heidbrink.biz>
	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License as published by
	9	* the Free Software Foundation; either version 2 of the License, or
	10	* (at your option) any later version.
	11	*
	12	* This program is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	* GNU General Public License for more details.
	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program; if not, write to the Free Software
	19	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	20	*/
	21
	22	/** @file
	23	* <em>Manson HCS-3xxx Series</em> power supply driver
	24	* @internal
	25	*/
	26
	27	#include "protocol.h"
	28
	29	static const uint32_t scanopts[] = {
	30	SR_CONF_CONN,
	31	SR_CONF_SERIALCOMM,
	32	};
	33
	34	static const uint32_t devopts[] = {
	35	/* Device class */
	36	SR_CONF_POWER_SUPPLY,
	37	/* Aquisition modes. */
	38	SR_CONF_CONTINUOUS,
	39	SR_CONF_LIMIT_SAMPLES \| SR_CONF_GET \| SR_CONF_SET,
	40	SR_CONF_LIMIT_MSEC \| SR_CONF_GET \| SR_CONF_SET,
	41	/* Device configuration */
	42	SR_CONF_OUTPUT_VOLTAGE \| SR_CONF_GET,
	43	SR_CONF_OUTPUT_VOLTAGE_TARGET \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	44	SR_CONF_OUTPUT_CURRENT \| SR_CONF_GET,
	45	SR_CONF_OUTPUT_CURRENT_LIMIT \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	46	SR_CONF_OUTPUT_ENABLED \| SR_CONF_GET \| SR_CONF_SET,
	47	};
	48
	49	/* Note: All models have one power supply output only. */
	50	static struct hcs_model models[] = {
	51	{ MANSON_HCS_3100, "HCS-3100", "3100", { 1, 18, 0.1 }, { 0, 10, 0.10 } },
	52	{ MANSON_HCS_3102, "HCS-3102", "3102", { 1, 36, 0.1 }, { 0, 5, 0.01 } },
	53	{ MANSON_HCS_3104, "HCS-3104", "3104", { 1, 60, 0.1 }, { 0, 2.5, 0.01 } },
	54	{ MANSON_HCS_3150, "HCS-3150", "3150", { 1, 18, 0.1 }, { 0, 15, 0.10 } },
	55	{ MANSON_HCS_3200, "HCS-3200", "3200", { 1, 18, 0.1 }, { 0, 20, 0.10 } },
	56	{ MANSON_HCS_3202, "HCS-3202", "3202", { 1, 36, 0.1 }, { 0, 10, 0.10 } },
	57	{ MANSON_HCS_3204, "HCS-3204", "3204", { 1, 60, 0.1 }, { 0, 5, 0.01 } },
	58	{ MANSON_HCS_3300, "HCS-3300-USB", "3300", { 1, 16, 0.1 }, { 0, 30, 0.10 } },
	59	{ MANSON_HCS_3302, "HCS-3302-USB", "3302", { 1, 32, 0.1 }, { 0, 15, 0.10 } },
	60	{ MANSON_HCS_3304, "HCS-3304-USB", "3304", { 1, 60, 0.1 }, { 0, 8, 0.10 } },
	61	{ MANSON_HCS_3400, "HCS-3400-USB", "3400", { 1, 16, 0.1 }, { 0, 40, 0.10 } },
	62	{ MANSON_HCS_3402, "HCS-3402-USB", "3402", { 1, 32, 0.1 }, { 0, 20, 0.10 } },
	63	{ MANSON_HCS_3404, "HCS-3404-USB", "3404", { 1, 60, 0.1 }, { 0, 10, 0.10 } },
	64	{ MANSON_HCS_3600, "HCS-3600-USB", "3600", { 1, 16, 0.1 }, { 0, 60, 0.10 } },
	65	{ MANSON_HCS_3602, "HCS-3602-USB", "3602", { 1, 32, 0.1 }, { 0, 30, 0.10 } },
	66	{ MANSON_HCS_3604, "HCS-3604-USB", "3604", { 1, 60, 0.1 }, { 0, 15, 0.10 } },
	67	{ 0, NULL, NULL, { 0, 0, 0 }, { 0, 0, 0 }, },
	68	};
	69
	70	SR_PRIV struct sr_dev_driver manson_hcs_3xxx_driver_info;
	71	static struct sr_dev_driver *di = &manson_hcs_3xxx_driver_info;
	72
	73	static int dev_clear(void)
	74	{
	75	return std_dev_clear(di, NULL);
	76	}
	77
	78	static int init(struct sr_context *sr_ctx)
	79	{
	80	return std_init(sr_ctx, di, LOG_PREFIX);
	81	}
	82
	83	static GSList scan(GSList options)
	84	{
	85	int i, model_id;
	86	struct drv_context *drvc;
	87	struct dev_context *devc;
	88	struct sr_dev_inst *sdi;
	89	struct sr_config *src;
	90	struct sr_channel *ch;
	91	GSList devices, l;
	92	const char conn, serialcomm;
	93	struct sr_serial_dev_inst *serial;
	94	char reply[50], *tokens, dummy;
	95
	96	drvc = di->priv;
	97	drvc->instances = NULL;
	98	devices = NULL;
	99	conn = NULL;
	100	serialcomm = NULL;
	101	devc = NULL;
	102
	103	for (l = options; l; l = l->next) {
	104	src = l->data;
	105	switch (src->key) {
	106	case SR_CONF_CONN:
	107	conn = g_variant_get_string(src->data, NULL);
	108	break;
	109	case SR_CONF_SERIALCOMM:
	110	serialcomm = g_variant_get_string(src->data, NULL);
	111	break;
	112	default:
	113	sr_err("Unknown option %d, skipping.", src->key);
	114	break;
	115	}
	116	}
	117
	118	if (!conn)
	119	return NULL;
	120	if (!serialcomm)
	121	serialcomm = "9600/8n1";
	122
	123	if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
	124	return NULL;
	125
	126	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
	127	return NULL;
	128
	129	serial_flush(serial);
	130
	131	sr_info("Probing serial port %s.", conn);
	132
	133	/* Get the device model. */
	134	memset(&reply, 0, sizeof(reply));
	135	if ((hcs_send_cmd(serial, "GMOD\r") < 0) \|\|
	136	(hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0))
	137	return NULL;
	138	tokens = g_strsplit((const gchar *)&reply, "\r", 2);
	139
	140	model_id = -1;
	141	for (i = 0; models[i].id != NULL; i++) {
	142	if (!strcmp(models[i].id, tokens[0]))
	143	model_id = i;
	144	}
	145	g_strfreev(tokens);
	146
	147	if (model_id < 0) {
	148	sr_err("Unknown model id '%s' detected, aborting.", tokens[0]);
	149	return NULL;
	150	}
	151
	152	/* Init device instance, etc. */
	153	sdi = sr_dev_inst_new();
	154	sdi->status = SR_ST_INACTIVE;
	155	sdi->vendor = g_strdup("Manson");
	156	sdi->model = g_strdup(models[model_id].name);
	157	sdi->inst_type = SR_INST_SERIAL;
	158	sdi->conn = serial;
	159	sdi->driver = di;
	160
	161	if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "CH1"))) {
	162	sr_err("Failed to create channel.");
	163	goto exit_err;
	164	}
	165	sdi->channels = g_slist_append(sdi->channels, ch);
	166
	167	devc = g_malloc0(sizeof(struct dev_context));
	168	devc->model = &models[model_id];
	169
	170	sdi->priv = devc;
	171
	172	/* Get current voltage, current, status. */
	173	if ((hcs_send_cmd(serial, "GETD\r") < 0) \|\|
	174	(hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0))
	175	goto exit_err;
	176	tokens = g_strsplit((const gchar *)&reply, "\r", 2);
	177	if (hcs_parse_volt_curr_mode(sdi, tokens) < 0)
	178	goto exit_err;
	179	g_strfreev(tokens);
	180
	181	/* Get max. voltage and current. */
	182	if ((hcs_send_cmd(serial, "GMAX\r") < 0) \|\|
	183	(hcs_read_reply(serial, 2, reply, sizeof(reply)) < 0))
	184	goto exit_err;
	185	tokens = g_strsplit((const gchar *)&reply, "\r", 2);
	186	devc->current_max_device = g_strtod(&tokens[0][3], &dummy) * devc->model->current[2];
	187	tokens[0][3] = '\0';
	188	devc->voltage_max_device = g_strtod(tokens[0], &dummy) * devc->model->voltage[2];
	189	g_strfreev(tokens);
	190
	191	drvc->instances = g_slist_append(drvc->instances, sdi);
	192	devices = g_slist_append(devices, sdi);
	193
	194	serial_close(serial);
	195	if (!devices)
	196	sr_serial_dev_inst_free(serial);
	197
	198	return devices;
	199
	200	exit_err:
	201	sr_dev_inst_free(sdi);
	202	if (devc)
	203	g_free(devc);
	204	return NULL;
	205	}
	206
	207	static GSList *dev_list(void)
	208	{
	209	return ((struct drv_context *)(di->priv))->instances;
	210	}
	211
	212	static int cleanup(void)
	213	{
	214	return dev_clear();
	215	}
	216
	217	static int config_get(uint32_t key, GVariant *data, const struct sr_dev_inst sdi,
	218	const struct sr_channel_group *cg)
	219	{
	220	struct dev_context *devc;
	221
	222	(void)cg;
	223
	224	if (!sdi)
	225	return SR_ERR_ARG;
	226
	227	devc = sdi->priv;
	228
	229	switch (key) {
	230	case SR_CONF_LIMIT_SAMPLES:
	231	*data = g_variant_new_uint64(devc->limit_samples);
	232	break;
	233	case SR_CONF_LIMIT_MSEC:
	234	*data = g_variant_new_uint64(devc->limit_msec);
	235	break;
	236	case SR_CONF_OUTPUT_VOLTAGE:
	237	*data = g_variant_new_double(devc->voltage);
	238	break;
	239	case SR_CONF_OUTPUT_VOLTAGE_TARGET:
	240	*data = g_variant_new_double(devc->voltage_max);
	241	break;
	242	case SR_CONF_OUTPUT_CURRENT:
	243	*data = g_variant_new_double(devc->current);
	244	break;
	245	case SR_CONF_OUTPUT_CURRENT_LIMIT:
	246	*data = g_variant_new_double(devc->current_max);
	247	break;
	248	case SR_CONF_OUTPUT_ENABLED:
	249	*data = g_variant_new_boolean(devc->output_enabled);
	250	break;
	251	default:
	252	return SR_ERR_NA;
	253	}
	254
	255	return SR_OK;
	256	}
	257
	258	static int config_set(uint32_t key, GVariant data, const struct sr_dev_inst sdi,
	259	const struct sr_channel_group *cg)
	260	{
	261	struct dev_context *devc;
	262	gboolean bval;
	263	gdouble dval;
	264
	265	(void)cg;
	266
	267	if (sdi->status != SR_ST_ACTIVE)
	268	return SR_ERR_DEV_CLOSED;
	269
	270	devc = sdi->priv;
	271
	272	switch (key) {
	273	case SR_CONF_LIMIT_MSEC:
	274	if (g_variant_get_uint64(data) == 0)
	275	return SR_ERR_ARG;
	276	devc->limit_msec = g_variant_get_uint64(data);
	277	break;
	278	case SR_CONF_LIMIT_SAMPLES:
	279	if (g_variant_get_uint64(data) == 0)
	280	return SR_ERR_ARG;
	281	devc->limit_samples = g_variant_get_uint64(data);
	282	break;
	283	case SR_CONF_OUTPUT_VOLTAGE_TARGET:
	284	dval = g_variant_get_double(data);
	285	if (dval < devc->model->voltage[0] \|\| dval > devc->voltage_max_device)
	286	return SR_ERR_ARG;
	287
	288	if ((hcs_send_cmd(sdi->conn, "VOLT%03.0f\r",
	289	(dval / devc->model->voltage[2])) < 0) \|\|
	290	(hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
	291	return SR_ERR;
	292	devc->voltage_max = dval;
	293	break;
	294	case SR_CONF_OUTPUT_CURRENT_LIMIT:
	295	dval = g_variant_get_double(data);
	296	if (dval < devc->model->current[0] \|\| dval > devc->current_max_device)
	297	return SR_ERR_ARG;
	298
	299	if ((hcs_send_cmd(sdi->conn, "CURR%03.0f\r",
	300	(dval / devc->model->current[2])) < 0) \|\|
	301	(hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
	302	return SR_ERR;
	303	devc->current_max = dval;
	304	break;
	305	case SR_CONF_OUTPUT_ENABLED:
	306	bval = g_variant_get_boolean(data);
	307	if (bval == devc->output_enabled) /* Nothing to do. */
	308	break;
	309	if ((hcs_send_cmd(sdi->conn, "SOUT%1d\r", !bval) < 0) \|\|
	310	(hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
	311	return SR_ERR;
	312	devc->output_enabled = bval;
	313	break;
	314	default:
	315	return SR_ERR_NA;
	316	}
	317
	318	return SR_OK;
	319	}
	320
	321	static int config_list(uint32_t key, GVariant *data, const struct sr_dev_inst sdi,
	322	const struct sr_channel_group *cg)
	323	{
	324	struct dev_context *devc;
	325	GVariant *gvar;
	326	GVariantBuilder gvb;
	327	double dval;
	328	int idx;
	329
	330	(void)cg;
	331
	332	if (!sdi)
	333	return SR_ERR_ARG;
	334	devc = sdi->priv;
	335
	336	switch (key) {
	337	case SR_CONF_SCAN_OPTIONS:
	338	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	339	scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
	340	break;
	341	case SR_CONF_DEVICE_OPTIONS:
	342	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	343	devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
	344	break;
	345	case SR_CONF_OUTPUT_VOLTAGE_TARGET:
	346	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
	347	/* Min, max, step. */
	348	for (idx = 0; idx < 3; idx++) {
	349	if (idx == 1)
	350	dval = devc->voltage_max_device;
	351	else
	352	dval = devc->model->voltage[idx];
	353	gvar = g_variant_new_double(dval);
	354	g_variant_builder_add_value(&gvb, gvar);
	355	}
	356	*data = g_variant_builder_end(&gvb);
	357	break;
	358	case SR_CONF_OUTPUT_CURRENT_LIMIT:
	359	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
	360	/* Min, max, step. */
	361	for (idx = 0; idx < 3; idx++) {
	362	if (idx == 1)
	363	dval = devc->current_max_device;
	364	else
	365	dval = devc->model->current[idx];
	366	gvar = g_variant_new_double(dval);
	367	g_variant_builder_add_value(&gvb, gvar);
	368	}
	369	*data = g_variant_builder_end(&gvb);
	370	break;
	371	default:
	372	return SR_ERR_NA;
	373	}
	374
	375	return SR_OK;
	376	}
	377
	378	static int dev_acquisition_start(const struct sr_dev_inst sdi, void cb_data)
	379	{
	380	struct dev_context *devc;
	381	struct sr_serial_dev_inst *serial;
	382
	383	if (sdi->status != SR_ST_ACTIVE)
	384	return SR_ERR_DEV_CLOSED;
	385
	386	devc = sdi->priv;
	387	devc->cb_data = cb_data;
	388
	389	/* Send header packet to the session bus. */
	390	std_session_send_df_header(cb_data, LOG_PREFIX);
	391
	392	devc->starttime = g_get_monotonic_time();
	393	devc->num_samples = 0;
	394	devc->reply_pending = FALSE;
	395	devc->req_sent_at = 0;
	396
	397	/* Poll every 10ms, or whenever some data comes in. */
	398	serial = sdi->conn;
	399	serial_source_add(sdi->session, serial, G_IO_IN, 10,
	400	hcs_receive_data, (void *)sdi);
	401
	402	return SR_OK;
	403	}
	404
	405	static int dev_acquisition_stop(struct sr_dev_inst sdi, void cb_data)
	406	{
	407	return std_serial_dev_acquisition_stop(sdi, cb_data,
	408	std_serial_dev_close, sdi->conn, LOG_PREFIX);
	409	}
	410
	411	SR_PRIV struct sr_dev_driver manson_hcs_3xxx_driver_info = {
	412	.name = "manson-hcs-3xxx",
	413	.longname = "Manson HCS-3xxx",
	414	.api_version = 1,
	415	.init = init,
	416	.cleanup = cleanup,
	417	.scan = scan,
	418	.dev_list = dev_list,
	419	.dev_clear = dev_clear,
	420	.config_get = config_get,
	421	.config_set = config_set,
	422	.config_list = config_list,
	423	.dev_open = std_serial_dev_open,
	424	.dev_close = std_serial_dev_close,
	425	.dev_acquisition_start = dev_acquisition_start,
	426	.dev_acquisition_stop = dev_acquisition_stop,
	427	.priv = NULL,
	428	};