[libsigrok.git] / src / hardware / arachnid-labs-re-load-pro / api.c

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2015-2016 Uwe Hermann <uwe@hermann-uwe.de>
 *
 * 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
 */

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

#define SERIALCOMM "115200/8n1"

#define CMD_VERSION "version\r\n"
#define CMD_MONITOR "monitor 200\r\n"

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

static const uint32_t drvopts[] = {
	SR_CONF_ELECTRONIC_LOAD,
};

static const uint32_t devopts[] = {
	SR_CONF_CONTINUOUS | SR_CONF_SET,
	SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
};

static const uint32_t devopts_cg[] = {
	SR_CONF_ENABLED | SR_CONF_GET,
	SR_CONF_REGULATION | SR_CONF_GET,
	SR_CONF_VOLTAGE | SR_CONF_GET,
	SR_CONF_CURRENT | SR_CONF_GET,
	SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET,
	SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET,
	SR_CONF_OVER_TEMPERATURE_PROTECTION | SR_CONF_GET,
	SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE | SR_CONF_GET,
};

SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_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 sr_dev_inst *sdi;
	struct drv_context *drvc;
	struct dev_context *devc;
	struct sr_config *src;
	struct sr_serial_dev_inst *serial;
	struct sr_channel_group *cg;
	struct sr_channel *ch;
	GSList *l, *devices;
	int ret, len;
	const char *conn, *serialcomm;
	char buf[100];
	char *bufptr;

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

	conn = serialcomm = 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;
		}
	}
	if (!conn)
		return NULL;
	if (!serialcomm)
		serialcomm = SERIALCOMM;

	serial = sr_serial_dev_inst_new(conn, serialcomm);

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

	serial_flush(serial);

	if (serial_write_blocking(serial, CMD_VERSION,
			strlen(CMD_VERSION), serial_timeout(serial,
			strlen(CMD_VERSION))) < (int)strlen(CMD_VERSION)) {
		sr_dbg("Unable to write while probing for hardware.");
		serial_close(serial);
		return NULL;
	}

	memset(buf, 0, sizeof(buf));
	bufptr = buf;
	len = sizeof(buf);
	ret = serial_readline(serial, &bufptr, &len, 3000);

	if (ret < 0 || len < 9 || strncmp((const char *)&buf, "version ", 8)) {
		sr_dbg("Unable to probe version number.");
		serial_close(serial);
		return NULL;
	}

	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	sdi->status = SR_ST_ACTIVE;
	sdi->vendor = g_strdup("Arachnid Labs");
	sdi->model = g_strdup("Re:load Pro");
	sdi->version = g_strdup(buf + 8);
	sdi->driver = &arachnid_labs_re_load_pro_driver_info;
	sdi->inst_type = SR_INST_SERIAL;
	sdi->conn = serial;

	cg = g_malloc0(sizeof(struct sr_channel_group));
	cg->name = g_strdup("1");
	sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);

	ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
	cg->channels = g_slist_append(cg->channels, ch);

	ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "I");
	cg->channels = g_slist_append(cg->channels, ch);

	devc = g_malloc0(sizeof(struct dev_context));
	sdi->priv = devc;
	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;
}

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)
{
	return dev_clear(di);
}

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

	/* Always available. */
	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;
	}

	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;
	}

	if (!sdi)
		return SR_ERR_ARG;

	ret = SR_OK;

	if (!cg) {
		/* No channel group: global options. */
		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;
		default:
			return SR_ERR_NA;
		}
	} else {
		switch (key) {
		case SR_CONF_DEVICE_OPTIONS:
			*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
				devopts_cg, ARRAY_SIZE(devopts_cg), sizeof(uint32_t));
			break;
		case SR_CONF_CURRENT_LIMIT:
			g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
			/* Min, max, step. */
			g_variant_builder_add_value(&gvb, g_variant_new_double(0.0));
			g_variant_builder_add_value(&gvb, g_variant_new_double(6.0));
			g_variant_builder_add_value(&gvb, g_variant_new_double(0.001)); /* 1mA steps */
			*data = g_variant_builder_end(&gvb);
			break;
		default:
			return SR_ERR_NA;
		}
	}

	return ret;
}

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;
	int ret;
	float fvalue;

	(void)cg;

	devc = sdi->priv;

	/*
	 * These features/keys are not supported by the hardware:
	 *  - SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE
	 *  - SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD
	 *  - SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE
	 *  - SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD
	 */

	ret = SR_OK;
	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_ENABLED:
		*data = g_variant_new_boolean(TRUE); /* Always on. */
		break;
	case SR_CONF_REGULATION:
		*data = g_variant_new_string("CC"); /* Always CC mode. */
		break;
	case SR_CONF_VOLTAGE:
		if (reloadpro_get_voltage_current(sdi, &fvalue, NULL) < 0)
			return SR_ERR;
		*data = g_variant_new_double(fvalue);
		break;
	case SR_CONF_CURRENT:
		if (reloadpro_get_voltage_current(sdi, NULL, &fvalue) < 0)
			return SR_ERR;
		*data = g_variant_new_double(fvalue);
		break;
	case SR_CONF_CURRENT_LIMIT:
		if (reloadpro_get_current_limit(sdi, &fvalue) == SR_OK)
			*data = g_variant_new_double(fvalue);
		break;
	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
		*data = g_variant_new_boolean(TRUE); /* Always on. */
		break;
	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
		*data = g_variant_new_boolean(TRUE); /* Always on. */
		break;
	case SR_CONF_OVER_TEMPERATURE_PROTECTION:
		*data = g_variant_new_boolean(TRUE); /* Always on. */
		break;
	case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE:
		*data = g_variant_new_boolean(devc->otp_active);
		break;
	default:
		return SR_ERR_NA;
	}

	return ret;
}

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;
	int ret;

	(void)cg;

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

	devc = sdi->priv;

	ret = SR_OK;
	switch (key) {
	case SR_CONF_LIMIT_SAMPLES:
		devc->limit_samples = g_variant_get_uint64(data);
		break;
	case SR_CONF_LIMIT_MSEC:
		devc->limit_msec = g_variant_get_uint64(data);
		break;
	case SR_CONF_CURRENT_LIMIT:
		ret = reloadpro_set_current_limit(sdi,
			g_variant_get_double(data));
		break;
	default:
		ret = SR_ERR_NA;
	}

	return ret;
}

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

	(void)cb_data;

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

	devc = sdi->priv;

	serial = sdi->conn;

	/* Send the 'monitor <ms>' command (doesn't have a reply). */
	if ((ret = serial_write_blocking(serial, CMD_MONITOR,
			strlen(CMD_MONITOR), serial_timeout(serial,
			strlen(CMD_MONITOR)))) < (int)strlen(CMD_MONITOR)) {
		sr_err("Unable to send 'monitor' command: %d.", ret);
		return SR_ERR;
	}

	/* Poll every 100ms, or whenever some data comes in. */
	serial_source_add(sdi->session, serial, G_IO_IN, 100,
			  reloadpro_receive_data, (void *)sdi);

	std_session_send_df_header(cb_data, LOG_PREFIX);

	memset(devc->buf, 0, RELOADPRO_BUFSIZE);
	devc->buflen = 0;
	devc->num_samples = 0;
	devc->starttime = g_get_monotonic_time();

	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 arachnid_labs_re_load_pro_driver_info = {
	.name = "arachnid-labs-re-load-pro",
	.longname = "Arachnid Labs Re:load Pro",
	.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
6e8d31d4 UH	1	/*
	2	* This file is part of the libsigrok project.
	3	*
803db07a	4	* Copyright (C) 2015-2016 Uwe Hermann <uwe@hermann-uwe.de>
6e8d31d4 UH	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 2 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, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
	20
	21	#include <config.h>
803db07a	22	#include <string.h>
6e8d31d4 UH	23	#include "protocol.h"
6e8d31d4 UH	24
803db07a UH	25	#define SERIALCOMM "115200/8n1"
	26
	27	#define CMD_VERSION "version\r\n"
	28	#define CMD_MONITOR "monitor 200\r\n"
	29
	30	static const uint32_t scanopts[] = {
	31	SR_CONF_CONN,
	32	SR_CONF_SERIALCOMM,
	33	};
	34
	35	static const uint32_t drvopts[] = {
	36	SR_CONF_ELECTRONIC_LOAD,
	37	};
	38
	39	static const uint32_t devopts[] = {
	40	SR_CONF_CONTINUOUS \| SR_CONF_SET,
	41	SR_CONF_LIMIT_SAMPLES \| SR_CONF_GET \| SR_CONF_SET,
	42	SR_CONF_LIMIT_MSEC \| SR_CONF_GET \| SR_CONF_SET,
	43	};
	44
	45	static const uint32_t devopts_cg[] = {
	46	SR_CONF_ENABLED \| SR_CONF_GET,
	47	SR_CONF_REGULATION \| SR_CONF_GET,
	48	SR_CONF_VOLTAGE \| SR_CONF_GET,
	49	SR_CONF_CURRENT \| SR_CONF_GET,
	50	SR_CONF_CURRENT_LIMIT \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	51	SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED \| SR_CONF_GET,
	52	SR_CONF_OVER_CURRENT_PROTECTION_ENABLED \| SR_CONF_GET,
	53	SR_CONF_OVER_TEMPERATURE_PROTECTION \| SR_CONF_GET,
	54	SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE \| SR_CONF_GET,
	55	};
	56
6e8d31d4 UH	57	SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info;
	58
	59	static int init(struct sr_dev_driver di, struct sr_context sr_ctx)
	60	{
	61	return std_init(sr_ctx, di, LOG_PREFIX);
	62	}
	63
	64	static GSList scan(struct sr_dev_driver di, GSList *options)
	65	{
803db07a	66	struct sr_dev_inst *sdi;
6e8d31d4	67	struct drv_context *drvc;
803db07a UH	68	struct dev_context *devc;
	69	struct sr_config *src;
	70	struct sr_serial_dev_inst *serial;
	71	struct sr_channel_group *cg;
	72	struct sr_channel *ch;
	73	GSList l, devices;
	74	int ret, len;
	75	const char conn, serialcomm;
	76	char buf[100];
	77	char *bufptr;
6e8d31d4 UH	78
	79	devices = NULL;
	80	drvc = di->context;
	81	drvc->instances = NULL;
	82
803db07a UH	83	conn = serialcomm = NULL;
	84	for (l = options; l; l = l->next) {
	85	src = l->data;
	86	switch (src->key) {
	87	case SR_CONF_CONN:
	88	conn = g_variant_get_string(src->data, NULL);
	89	break;
	90	case SR_CONF_SERIALCOMM:
	91	serialcomm = g_variant_get_string(src->data, NULL);
	92	break;
	93	}
	94	}
	95	if (!conn)
	96	return NULL;
	97	if (!serialcomm)
	98	serialcomm = SERIALCOMM;
	99
	100	serial = sr_serial_dev_inst_new(conn, serialcomm);
	101
	102	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
	103	return NULL;
	104
	105	serial_flush(serial);
	106
	107	if (serial_write_blocking(serial, CMD_VERSION,
	108	strlen(CMD_VERSION), serial_timeout(serial,
	109	strlen(CMD_VERSION))) < (int)strlen(CMD_VERSION)) {
	110	sr_dbg("Unable to write while probing for hardware.");
	111	serial_close(serial);
	112	return NULL;
	113	}
	114
	115	memset(buf, 0, sizeof(buf));
	116	bufptr = buf;
	117	len = sizeof(buf);
	118	ret = serial_readline(serial, &bufptr, &len, 3000);
	119
	120	if (ret < 0 \|\| len < 9 \|\| strncmp((const char *)&buf, "version ", 8)) {
	121	sr_dbg("Unable to probe version number.");
	122	serial_close(serial);
	123	return NULL;
	124	}
	125
	126	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	127	sdi->status = SR_ST_ACTIVE;
	128	sdi->vendor = g_strdup("Arachnid Labs");
	129	sdi->model = g_strdup("Re:load Pro");
	130	sdi->version = g_strdup(buf + 8);
	131	sdi->driver = &arachnid_labs_re_load_pro_driver_info;
	132	sdi->inst_type = SR_INST_SERIAL;
	133	sdi->conn = serial;
	134
	135	cg = g_malloc0(sizeof(struct sr_channel_group));
	136	cg->name = g_strdup("1");
	137	sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
	138
	139	ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
	140	cg->channels = g_slist_append(cg->channels, ch);
	141
	142	ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "I");
	143	cg->channels = g_slist_append(cg->channels, ch);
	144
	145	devc = g_malloc0(sizeof(struct dev_context));
	146	sdi->priv = devc;
147	drvc->instances = g_slist_append(drvc->instances, sdi);
148	devices = g_slist_append(devices, sdi);
149
150	serial_close(serial);
151	if (!devices)
152	sr_serial_dev_inst_free(serial);
153
6e8d31d4 UH	154	return devices;
	155	}
	156
	157	static GSList dev_list(const struct sr_dev_driver di)
	158	{
	159	return ((struct drv_context *)(di->context))->instances;
	160	}
	161
	162	static int dev_clear(const struct sr_dev_driver *di)
	163	{
	164	return std_dev_clear(di, NULL);
	165	}
	166
803db07a	167	static int cleanup(const struct sr_dev_driver *di)
6e8d31d4	168	{
803db07a	169	return dev_clear(di);
6e8d31d4 UH	170	}
6e8d31d4 UH	171
803db07a UH	172	static int config_list(uint32_t key, GVariant **data,
803db07a UH	173	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
6e8d31d4	174	{
803db07a UH	175	GVariantBuilder gvb;
803db07a UH	176	int ret;
6e8d31d4	177
803db07a UH	178	/* Always available. */
	179	if (key == SR_CONF_SCAN_OPTIONS) {
	180	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	181	scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
	182	return SR_OK;
	183	}
6e8d31d4	184
803db07a UH	185	if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
	186	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	187	drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
	188	return SR_OK;
	189	}
6e8d31d4	190
803db07a UH	191	if (!sdi)
	192	return SR_ERR_ARG;
	193
	194	ret = SR_OK;
	195
	196	if (!cg) {
	197	/* No channel group: global options. */
	198	switch (key) {
	199	case SR_CONF_DEVICE_OPTIONS:
	200	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	201	devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
	202	break;
	203	default:
	204	return SR_ERR_NA;
	205	}
	206	} else {
	207	switch (key) {
	208	case SR_CONF_DEVICE_OPTIONS:
	209	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	210	devopts_cg, ARRAY_SIZE(devopts_cg), sizeof(uint32_t));
	211	break;
	212	case SR_CONF_CURRENT_LIMIT:
	213	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
	214	/* Min, max, step. */
	215	g_variant_builder_add_value(&gvb, g_variant_new_double(0.0));
	216	g_variant_builder_add_value(&gvb, g_variant_new_double(6.0));
	217	g_variant_builder_add_value(&gvb, g_variant_new_double(0.001)); /* 1mA steps */
	218	*data = g_variant_builder_end(&gvb);
	219	break;
	220	default:
	221	return SR_ERR_NA;
	222	}
	223	}
	224
	225	return ret;
6e8d31d4 UH	226	}
	227
	228	static int config_get(uint32_t key, GVariant **data,
	229	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	230	{
803db07a	231	struct dev_context *devc;
6e8d31d4	232	int ret;
803db07a	233	float fvalue;
6e8d31d4	234
6e8d31d4 UH	235	(void)cg;
6e8d31d4 UH	236
803db07a UH	237	devc = sdi->priv;
	238
	239	/*
	240	* These features/keys are not supported by the hardware:
	241	* - SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE
	242	* - SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD
	243	* - SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE
	244	* - SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD
	245	*/
	246
6e8d31d4 UH	247	ret = SR_OK;
6e8d31d4 UH	248	switch (key) {
803db07a UH	249	case SR_CONF_LIMIT_SAMPLES:
	250	*data = g_variant_new_uint64(devc->limit_samples);
	251	break;
	252	case SR_CONF_LIMIT_MSEC:
	253	*data = g_variant_new_uint64(devc->limit_msec);
	254	break;
	255	case SR_CONF_ENABLED:
	256	data = g_variant_new_boolean(TRUE); / Always on. */
	257	break;
	258	case SR_CONF_REGULATION:
	259	data = g_variant_new_string("CC"); / Always CC mode. */
	260	break;
	261	case SR_CONF_VOLTAGE:
	262	if (reloadpro_get_voltage_current(sdi, &fvalue, NULL) < 0)
	263	return SR_ERR;
	264	*data = g_variant_new_double(fvalue);
	265	break;
	266	case SR_CONF_CURRENT:
	267	if (reloadpro_get_voltage_current(sdi, NULL, &fvalue) < 0)
	268	return SR_ERR;
	269	*data = g_variant_new_double(fvalue);
	270	break;
	271	case SR_CONF_CURRENT_LIMIT:
	272	if (reloadpro_get_current_limit(sdi, &fvalue) == SR_OK)
	273	*data = g_variant_new_double(fvalue);
	274	break;
	275	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
	276	data = g_variant_new_boolean(TRUE); / Always on. */
	277	break;
	278	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
	279	data = g_variant_new_boolean(TRUE); / Always on. */
	280	break;
	281	case SR_CONF_OVER_TEMPERATURE_PROTECTION:
	282	data = g_variant_new_boolean(TRUE); / Always on. */
	283	break;
	284	case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE:
	285	*data = g_variant_new_boolean(devc->otp_active);
	286	break;
6e8d31d4 UH	287	default:
	288	return SR_ERR_NA;
	289	}
	290
	291	return ret;
	292	}
	293
	294	static int config_set(uint32_t key, GVariant *data,
	295	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	296	{
803db07a	297	struct dev_context *devc;
6e8d31d4 UH	298	int ret;
6e8d31d4 UH	299
6e8d31d4 UH	300	(void)cg;
	301
	302	if (sdi->status != SR_ST_ACTIVE)
	303	return SR_ERR_DEV_CLOSED;
	304
803db07a UH	305	devc = sdi->priv;
803db07a UH	306
6e8d31d4 UH	307	ret = SR_OK;
6e8d31d4 UH	308	switch (key) {
803db07a UH	309	case SR_CONF_LIMIT_SAMPLES:
	310	devc->limit_samples = g_variant_get_uint64(data);
	311	break;
	312	case SR_CONF_LIMIT_MSEC:
	313	devc->limit_msec = g_variant_get_uint64(data);
	314	break;
	315	case SR_CONF_CURRENT_LIMIT:
	316	ret = reloadpro_set_current_limit(sdi,
	317	g_variant_get_double(data));
	318	break;
6e8d31d4 UH	319	default:
	320	ret = SR_ERR_NA;
	321	}
	322
	323	return ret;
	324	}
	325
803db07a	326	static int dev_acquisition_start(const struct sr_dev_inst sdi, void cb_data)
6e8d31d4 UH	327	{
6e8d31d4 UH	328	int ret;
803db07a UH	329	struct dev_context *devc;
803db07a UH	330	struct sr_serial_dev_inst *serial;
6e8d31d4	331
803db07a	332	(void)cb_data;
6e8d31d4	333
803db07a UH	334	if (sdi->status != SR_ST_ACTIVE)
	335	return SR_ERR_DEV_CLOSED;
	336
	337	devc = sdi->priv;
	338
	339	serial = sdi->conn;
	340
	341	/* Send the 'monitor <ms>' command (doesn't have a reply). */
	342	if ((ret = serial_write_blocking(serial, CMD_MONITOR,
	343	strlen(CMD_MONITOR), serial_timeout(serial,
	344	strlen(CMD_MONITOR)))) < (int)strlen(CMD_MONITOR)) {
	345	sr_err("Unable to send 'monitor' command: %d.", ret);
	346	return SR_ERR;
6e8d31d4 UH	347	}
6e8d31d4 UH	348
803db07a UH	349	/* Poll every 100ms, or whenever some data comes in. */
	350	serial_source_add(sdi->session, serial, G_IO_IN, 100,
	351	reloadpro_receive_data, (void *)sdi);
6e8d31d4	352
803db07a	353	std_session_send_df_header(cb_data, LOG_PREFIX);
6e8d31d4	354
803db07a UH	355	memset(devc->buf, 0, RELOADPRO_BUFSIZE);
	356	devc->buflen = 0;
	357	devc->num_samples = 0;
	358	devc->starttime = g_get_monotonic_time();
6e8d31d4 UH	359
	360	return SR_OK;
	361	}
	362
	363	static int dev_acquisition_stop(struct sr_dev_inst sdi, void cb_data)
	364	{
803db07a UH	365	return std_serial_dev_acquisition_stop(sdi, cb_data,
803db07a UH	366	std_serial_dev_close, sdi->conn, LOG_PREFIX);
6e8d31d4 UH	367	}
	368
	369	SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info = {
	370	.name = "arachnid-labs-re-load-pro",
	371	.longname = "Arachnid Labs Re:load Pro",
	372	.api_version = 1,
	373	.init = init,
	374	.cleanup = cleanup,
	375	.scan = scan,
	376	.dev_list = dev_list,
	377	.dev_clear = dev_clear,
	378	.config_get = config_get,
	379	.config_set = config_set,
	380	.config_list = config_list,
803db07a UH	381	.dev_open = std_serial_dev_open,
803db07a UH	382	.dev_close = std_serial_dev_close,
6e8d31d4 UH	383	.dev_acquisition_start = dev_acquisition_start,
	384	.dev_acquisition_stop = dev_acquisition_stop,
	385	.context = NULL,
	386	};