[libsigrok.git] / src / hardware / cem-dt-885x / api.c

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2013 Bert Vermeulen <bert@biot.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 <string.h>
#include "protocol.h"

#define SERIALCOMM "9600/8n1"

/* 23ms is the longest interval between tokens. */
#define MAX_SCAN_TIME_US (25 * 1000)

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

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

static const uint32_t devopts[] = {
	SR_CONF_CONTINUOUS | SR_CONF_SET,
	SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_SPL_WEIGHT_FREQ | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_SPL_WEIGHT_TIME | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_SPL_MEASUREMENT_RANGE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_DATALOG | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_HOLD_MAX | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_HOLD_MIN | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_POWER_OFF | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
};

static const char *weight_freq[] = {
	"A",
	"C",
};

static const char *weight_time[] = {
	"F",
	"S",
};

static const uint64_t meas_ranges[][2] = {
	{ 30, 130 },
	{ 30, 80 },
	{ 50, 100 },
	{ 80, 130 },
};

static const char *data_sources[] = {
	"Live",
	"Memory",
};

SR_PRIV struct sr_dev_driver cem_dt_885x_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;
	struct sr_config *src;
	struct sr_serial_dev_inst *serial;
	struct sr_dev_inst *sdi;
	GSList *l, *devices;
	gint64 start;
	const char *conn;
	unsigned char c;

	conn = NULL;
	for (l = options; l; l = l->next) {
		src = l->data;
		if (src->key == SR_CONF_CONN)
			conn = g_variant_get_string(src->data, NULL);
	}
	if (!conn)
		return NULL;

	serial = sr_serial_dev_inst_new(conn, SERIALCOMM);

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

	devices = NULL;
	drvc = di->context;
	start = g_get_monotonic_time();
	while (g_get_monotonic_time() - start < MAX_SCAN_TIME_US) {
		if (serial_read_nonblocking(serial, &c, 1) == 1 && c == 0xa5) {
			/* Found one. */
			sdi = g_malloc0(sizeof(struct sr_dev_inst));
			sdi->status = SR_ST_INACTIVE;
			sdi->vendor = g_strdup("CEM");
			sdi->model = g_strdup("DT-885x");
			devc = g_malloc0(sizeof(struct dev_context));
			devc->cur_mqflags = 0;
			devc->recording = -1;
			devc->cur_meas_range = 0;
			devc->cur_data_source = DATA_SOURCE_LIVE;
			devc->enable_data_source_memory = FALSE;
			sdi->conn = sr_serial_dev_inst_new(conn, SERIALCOMM);
			sdi->inst_type = SR_INST_SERIAL;
			sdi->priv = devc;
			sdi->driver = di;
			sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "SPL");
			drvc->instances = g_slist_append(drvc->instances, sdi);
			devices = g_slist_append(devices, sdi);
			break;
		}
		/* It takes about 1ms for a byte to come in. */
		g_usleep(1000);
	}

	serial_close(serial);

	return devices;
}

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

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;
	GVariant *range[2];
	uint64_t low, high;
	int tmp, ret;

	(void)cg;

	if (!sdi)
		return SR_ERR_ARG;

	devc = sdi->priv;
	ret = SR_OK;
	switch (key) {
	case SR_CONF_LIMIT_SAMPLES:
		*data = g_variant_new_uint64(devc->limit_samples);
		break;
	case SR_CONF_DATALOG:
		if ((ret = cem_dt_885x_recording_get(sdi, &tmp)) == SR_OK)
			*data = g_variant_new_boolean(tmp);
		break;
	case SR_CONF_SPL_WEIGHT_FREQ:
		tmp = cem_dt_885x_weight_freq_get(sdi);
		if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_A)
			*data = g_variant_new_string("A");
		else if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_C)
			*data = g_variant_new_string("C");
		else
			return SR_ERR;
		break;
	case SR_CONF_SPL_WEIGHT_TIME:
		tmp = cem_dt_885x_weight_time_get(sdi);
		if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_F)
			*data = g_variant_new_string("F");
		else if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_S)
			*data = g_variant_new_string("S");
		else
			return SR_ERR;
		break;
	case SR_CONF_HOLD_MAX:
		if ((ret = cem_dt_885x_holdmode_get(sdi, &tmp)) == SR_OK)
			*data = g_variant_new_boolean(tmp == SR_MQFLAG_MAX);
		break;
	case SR_CONF_HOLD_MIN:
		if ((ret = cem_dt_885x_holdmode_get(sdi, &tmp)) == SR_OK)
			*data = g_variant_new_boolean(tmp == SR_MQFLAG_MIN);
		break;
	case SR_CONF_SPL_MEASUREMENT_RANGE:
		if ((ret = cem_dt_885x_meas_range_get(sdi, &low, &high)) == SR_OK) {
			range[0] = g_variant_new_uint64(low);
			range[1] = g_variant_new_uint64(high);
			*data = g_variant_new_tuple(range, 2);
		}
		break;
	case SR_CONF_POWER_OFF:
		*data = g_variant_new_boolean(FALSE);
		break;
	case SR_CONF_DATA_SOURCE:
		if (devc->cur_data_source == DATA_SOURCE_LIVE)
			*data = g_variant_new_string("Live");
		else
			*data = g_variant_new_string("Memory");
		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;
	uint64_t tmp_u64, low, high;
	unsigned int i;
	int tmp, ret;
	const char *tmp_str;

	(void)cg;

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

	if (!(devc = sdi->priv)) {
		sr_err("sdi->priv was NULL.");
		return SR_ERR_BUG;
	}

	ret = SR_OK;
	switch (key) {
	case SR_CONF_LIMIT_SAMPLES:
		tmp_u64 = g_variant_get_uint64(data);
		devc->limit_samples = tmp_u64;
		ret = SR_OK;
		break;
	case SR_CONF_DATALOG:
		ret = cem_dt_885x_recording_set(sdi, g_variant_get_boolean(data));
		break;
	case SR_CONF_SPL_WEIGHT_FREQ:
		tmp_str = g_variant_get_string(data, NULL);
		if (!strcmp(tmp_str, "A"))
			ret = cem_dt_885x_weight_freq_set(sdi,
					SR_MQFLAG_SPL_FREQ_WEIGHT_A);
		else if (!strcmp(tmp_str, "C"))
			ret = cem_dt_885x_weight_freq_set(sdi,
					SR_MQFLAG_SPL_FREQ_WEIGHT_C);
		else
			return SR_ERR_ARG;
		break;
	case SR_CONF_SPL_WEIGHT_TIME:
		tmp_str = g_variant_get_string(data, NULL);
		if (!strcmp(tmp_str, "F"))
			ret = cem_dt_885x_weight_time_set(sdi,
					SR_MQFLAG_SPL_TIME_WEIGHT_F);
		else if (!strcmp(tmp_str, "S"))
			ret = cem_dt_885x_weight_time_set(sdi,
					SR_MQFLAG_SPL_TIME_WEIGHT_S);
		else
			return SR_ERR_ARG;
		break;
	case SR_CONF_HOLD_MAX:
		tmp = g_variant_get_boolean(data) ? SR_MQFLAG_MAX : 0;
		ret = cem_dt_885x_holdmode_set(sdi, tmp);
		break;
	case SR_CONF_HOLD_MIN:
		tmp = g_variant_get_boolean(data) ? SR_MQFLAG_MIN : 0;
		ret = cem_dt_885x_holdmode_set(sdi, tmp);
		break;
	case SR_CONF_SPL_MEASUREMENT_RANGE:
		g_variant_get(data, "(tt)", &low, &high);
		ret = SR_ERR_ARG;
		for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) {
			if (meas_ranges[i][0] == low && meas_ranges[i][1] == high) {
				ret = cem_dt_885x_meas_range_set(sdi, low, high);
				break;
			}
		}
		break;
	case SR_CONF_POWER_OFF:
		if (g_variant_get_boolean(data))
			ret = cem_dt_885x_power_off(sdi);
		break;
	case SR_CONF_DATA_SOURCE:
		tmp_str = g_variant_get_string(data, NULL);
		if (!strcmp(tmp_str, "Live"))
			devc->cur_data_source = DATA_SOURCE_LIVE;
		else if (!strcmp(tmp_str, "Memory"))
			devc->cur_data_source = DATA_SOURCE_MEMORY;
		else
			return SR_ERR;
		devc->enable_data_source_memory = devc->cur_data_source == DATA_SOURCE_MEMORY;
		break;
	default:
		ret = SR_ERR_NA;
	}

	return ret;
}

static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
		const struct sr_channel_group *cg)
{
	GVariant *tuple, *range[2];
	GVariantBuilder gvb;
	unsigned int i;
	int ret;

	(void)cg;

	ret = SR_OK;
	if (!sdi) {
		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,
					drvopts, ARRAY_SIZE(drvopts), 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, ARRAY_SIZE(devopts), sizeof(uint32_t));
			break;
		case SR_CONF_SPL_WEIGHT_FREQ:
			*data = g_variant_new_strv(weight_freq, ARRAY_SIZE(weight_freq));
			break;
		case SR_CONF_SPL_WEIGHT_TIME:
			*data = g_variant_new_strv(weight_time, ARRAY_SIZE(weight_time));
			break;
		case SR_CONF_SPL_MEASUREMENT_RANGE:
			g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
			for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) {
				range[0] = g_variant_new_uint64(meas_ranges[i][0]);
				range[1] = g_variant_new_uint64(meas_ranges[i][1]);
				tuple = g_variant_new_tuple(range, 2);
				g_variant_builder_add_value(&gvb, tuple);
			}
			*data = g_variant_builder_end(&gvb);
			break;
		case SR_CONF_DATA_SOURCE:
			*data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
			break;
		default:
			return SR_ERR_NA;
		}
	}

	return ret;
}

static int dev_acquisition_start(const struct sr_dev_inst *sdi)
{
	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->state = ST_INIT;
	devc->num_samples = 0;
	devc->buf_len = 0;

	std_session_send_df_header(sdi, LOG_PREFIX);

	/* Poll every 100ms, or whenever some data comes in. */
	serial = sdi->conn;
	serial_source_add(sdi->session, serial, G_IO_IN, 150,
			cem_dt_885x_receive_data, (void *)sdi);

	return SR_OK;
}

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

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

SR_PRIV struct sr_dev_driver cem_dt_885x_driver_info = {
	.name = "cem-dt-885x",
	.longname = "CEM DT-885x",
	.api_version = 1,
	.init = init,
	.cleanup = std_cleanup,
	.scan = scan,
	.dev_list = dev_list,
	.dev_clear = NULL,
	.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
8fa9368e BV	1	/*
	2	* This file is part of the libsigrok project.
	3	*
	4	* Copyright (C) 2013 Bert Vermeulen <bert@biot.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
6ec6c43b	20	#include <config.h>
be733919	21	#include <string.h>
8fa9368e BV	22	#include "protocol.h"
8fa9368e BV	23
7fb8279c	24	#define SERIALCOMM "9600/8n1"
1beccaed	25
7fb8279c	26	/* 23ms is the longest interval between tokens. */
1a46cc62	27	#define MAX_SCAN_TIME_US (25 * 1000)
7fb8279c	28
a0e0bb41	29	static const uint32_t scanopts[] = {
7fb8279c BV	30	SR_CONF_CONN,
	31	};
	32
023c73ae	33	static const uint32_t drvopts[] = {
7fb8279c	34	SR_CONF_SOUNDLEVELMETER,
d7125bfa BV	35	};
d7125bfa BV	36
023c73ae BV	37	static const uint32_t devopts[] = {
	38	SR_CONF_CONTINUOUS \| SR_CONF_SET,
	39	SR_CONF_LIMIT_SAMPLES \| SR_CONF_GET \| SR_CONF_SET,
5827f61b BV	40	SR_CONF_SPL_WEIGHT_FREQ \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	41	SR_CONF_SPL_WEIGHT_TIME \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	42	SR_CONF_SPL_MEASUREMENT_RANGE \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	43	SR_CONF_DATALOG \| SR_CONF_GET \| SR_CONF_SET,
	44	SR_CONF_HOLD_MAX \| SR_CONF_GET \| SR_CONF_SET,
	45	SR_CONF_HOLD_MIN \| SR_CONF_GET \| SR_CONF_SET,
	46	SR_CONF_POWER_OFF \| SR_CONF_GET \| SR_CONF_SET,
	47	SR_CONF_DATA_SOURCE \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
7fb8279c BV	48	};
7fb8279c BV	49
be733919 BV	50	static const char *weight_freq[] = {
	51	"A",
	52	"C",
	53	};
7fb8279c	54
1487ce4f BV	55	static const char *weight_time[] = {
	56	"F",
	57	"S",
	58	};
	59
f157b2ee BV	60	static const uint64_t meas_ranges[][2] = {
	61	{ 30, 130 },
	62	{ 30, 80 },
	63	{ 50, 100 },
	64	{ 80, 130 },
	65	};
	66
662172d4 BV	67	static const char *data_sources[] = {
	68	"Live",
	69	"Memory",
	70	};
8fa9368e	71
1beccaed	72	SR_PRIV struct sr_dev_driver cem_dt_885x_driver_info;
8fa9368e	73
4f840ce9	74	static int init(struct sr_dev_driver di, struct sr_context sr_ctx)
8fa9368e BV	75	{
	76	return std_init(sr_ctx, di, LOG_PREFIX);
	77	}
	78
4f840ce9	79	static GSList scan(struct sr_dev_driver di, GSList *options)
8fa9368e BV	80	{
8fa9368e BV	81	struct drv_context *drvc;
7fb8279c BV	82	struct dev_context *devc;
	83	struct sr_config *src;
	84	struct sr_serial_dev_inst *serial;
	85	struct sr_dev_inst *sdi;
7fb8279c BV	86	GSList l, devices;
	87	gint64 start;
	88	const char *conn;
	89	unsigned char c;
	90
	91	conn = NULL;
	92	for (l = options; l; l = l->next) {
	93	src = l->data;
	94	if (src->key == SR_CONF_CONN)
	95	conn = g_variant_get_string(src->data, NULL);
	96	}
	97	if (!conn)
	98	return NULL;
	99
91219afc	100	serial = sr_serial_dev_inst_new(conn, SERIALCOMM);
8fa9368e	101
d7b269da	102	if (serial_open(serial, SERIAL_RDONLY) != SR_OK)
7fb8279c	103	return NULL;
8fa9368e BV	104
8fa9368e BV	105	devices = NULL;
41812aca	106	drvc = di->context;
7fb8279c	107	start = g_get_monotonic_time();
1a46cc62	108	while (g_get_monotonic_time() - start < MAX_SCAN_TIME_US) {
d7b269da	109	if (serial_read_nonblocking(serial, &c, 1) == 1 && c == 0xa5) {
7fb8279c	110	/* Found one. */
aac29cc1	111	sdi = g_malloc0(sizeof(struct sr_dev_inst));
0af636be UH	112	sdi->status = SR_ST_INACTIVE;
	113	sdi->vendor = g_strdup("CEM");
	114	sdi->model = g_strdup("DT-885x");
f57d8ffe	115	devc = g_malloc0(sizeof(struct dev_context));
e1af0e85 BV	116	devc->cur_mqflags = 0;
e1af0e85 BV	117	devc->recording = -1;
f157b2ee	118	devc->cur_meas_range = 0;
662172d4	119	devc->cur_data_source = DATA_SOURCE_LIVE;
cea26f6e	120	devc->enable_data_source_memory = FALSE;
91219afc	121	sdi->conn = sr_serial_dev_inst_new(conn, SERIALCOMM);
7fb8279c BV	122	sdi->inst_type = SR_INST_SERIAL;
	123	sdi->priv = devc;
	124	sdi->driver = di;
5e23fcab	125	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "SPL");
7fb8279c BV	126	drvc->instances = g_slist_append(drvc->instances, sdi);
	127	devices = g_slist_append(devices, sdi);
	128	break;
	129	}
	130	/* It takes about 1ms for a byte to come in. */
	131	g_usleep(1000);
	132	}
8fa9368e	133
7fb8279c	134	serial_close(serial);
8fa9368e BV	135
	136	return devices;
	137	}
	138
4f840ce9	139	static GSList dev_list(const struct sr_dev_driver di)
8fa9368e	140	{
41812aca	141	return ((struct drv_context *)(di->context))->instances;
8fa9368e BV	142	}
8fa9368e BV	143
584560f1	144	static int config_get(uint32_t key, GVariant *data, const struct sr_dev_inst sdi,
53b4680f	145	const struct sr_channel_group *cg)
8fa9368e	146	{
7fb8279c	147	struct dev_context *devc;
f157b2ee BV	148	GVariant *range[2];
f157b2ee BV	149	uint64_t low, high;
a90e480c	150	int tmp, ret;
8fa9368e	151
53b4680f	152	(void)cg;
d3c74a6f	153
7fb8279c BV	154	if (!sdi)
7fb8279c BV	155	return SR_ERR_ARG;
8fa9368e	156
7fb8279c	157	devc = sdi->priv;
a90e480c	158	ret = SR_OK;
8fa9368e	159	switch (key) {
7fb8279c BV	160	case SR_CONF_LIMIT_SAMPLES:
	161	*data = g_variant_new_uint64(devc->limit_samples);
	162	break;
e1af0e85	163	case SR_CONF_DATALOG:
0cd9107d BV	164	if ((ret = cem_dt_885x_recording_get(sdi, &tmp)) == SR_OK)
0cd9107d BV	165	*data = g_variant_new_boolean(tmp);
e1af0e85	166	break;
be733919 BV	167	case SR_CONF_SPL_WEIGHT_FREQ:
	168	tmp = cem_dt_885x_weight_freq_get(sdi);
	169	if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_A)
	170	*data = g_variant_new_string("A");
	171	else if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_C)
	172	*data = g_variant_new_string("C");
	173	else
	174	return SR_ERR;
	175	break;
1487ce4f BV	176	case SR_CONF_SPL_WEIGHT_TIME:
	177	tmp = cem_dt_885x_weight_time_get(sdi);
	178	if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_F)
	179	*data = g_variant_new_string("F");
	180	else if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_S)
	181	*data = g_variant_new_string("S");
	182	else
	183	return SR_ERR;
	184	break;
a90e480c BV	185	case SR_CONF_HOLD_MAX:
	186	if ((ret = cem_dt_885x_holdmode_get(sdi, &tmp)) == SR_OK)
	187	*data = g_variant_new_boolean(tmp == SR_MQFLAG_MAX);
	188	break;
	189	case SR_CONF_HOLD_MIN:
	190	if ((ret = cem_dt_885x_holdmode_get(sdi, &tmp)) == SR_OK)
	191	*data = g_variant_new_boolean(tmp == SR_MQFLAG_MIN);
	192	break;
f157b2ee BV	193	case SR_CONF_SPL_MEASUREMENT_RANGE:
	194	if ((ret = cem_dt_885x_meas_range_get(sdi, &low, &high)) == SR_OK) {
	195	range[0] = g_variant_new_uint64(low);
	196	range[1] = g_variant_new_uint64(high);
	197	*data = g_variant_new_tuple(range, 2);
	198	}
	199	break;
4c22355f BV	200	case SR_CONF_POWER_OFF:
	201	*data = g_variant_new_boolean(FALSE);
	202	break;
662172d4 BV	203	case SR_CONF_DATA_SOURCE:
	204	if (devc->cur_data_source == DATA_SOURCE_LIVE)
	205	*data = g_variant_new_string("Live");
	206	else
	207	*data = g_variant_new_string("Memory");
	208	break;
8fa9368e BV	209	default:
	210	return SR_ERR_NA;
	211	}
	212
a90e480c	213	return ret;
8fa9368e BV	214	}
8fa9368e BV	215
584560f1	216	static int config_set(uint32_t key, GVariant data, const struct sr_dev_inst sdi,
53b4680f	217	const struct sr_channel_group *cg)
8fa9368e	218	{
7fb8279c	219	struct dev_context *devc;
f157b2ee BV	220	uint64_t tmp_u64, low, high;
f157b2ee BV	221	unsigned int i;
a90e480c	222	int tmp, ret;
be733919	223	const char *tmp_str;
8fa9368e	224
53b4680f	225	(void)cg;
d3c74a6f	226
8fa9368e BV	227	if (sdi->status != SR_ST_ACTIVE)
	228	return SR_ERR_DEV_CLOSED;
	229
7fb8279c BV	230	if (!(devc = sdi->priv)) {
	231	sr_err("sdi->priv was NULL.");
	232	return SR_ERR_BUG;
	233	}
	234
8fa9368e BV	235	ret = SR_OK;
8fa9368e BV	236	switch (key) {
7fb8279c BV	237	case SR_CONF_LIMIT_SAMPLES:
	238	tmp_u64 = g_variant_get_uint64(data);
	239	devc->limit_samples = tmp_u64;
	240	ret = SR_OK;
	241	break;
e1af0e85	242	case SR_CONF_DATALOG:
0cd9107d	243	ret = cem_dt_885x_recording_set(sdi, g_variant_get_boolean(data));
e1af0e85	244	break;
be733919 BV	245	case SR_CONF_SPL_WEIGHT_FREQ:
	246	tmp_str = g_variant_get_string(data, NULL);
	247	if (!strcmp(tmp_str, "A"))
	248	ret = cem_dt_885x_weight_freq_set(sdi,
	249	SR_MQFLAG_SPL_FREQ_WEIGHT_A);
	250	else if (!strcmp(tmp_str, "C"))
	251	ret = cem_dt_885x_weight_freq_set(sdi,
	252	SR_MQFLAG_SPL_FREQ_WEIGHT_C);
	253	else
	254	return SR_ERR_ARG;
	255	break;
1487ce4f BV	256	case SR_CONF_SPL_WEIGHT_TIME:
	257	tmp_str = g_variant_get_string(data, NULL);
	258	if (!strcmp(tmp_str, "F"))
	259	ret = cem_dt_885x_weight_time_set(sdi,
	260	SR_MQFLAG_SPL_TIME_WEIGHT_F);
	261	else if (!strcmp(tmp_str, "S"))
	262	ret = cem_dt_885x_weight_time_set(sdi,
	263	SR_MQFLAG_SPL_TIME_WEIGHT_S);
	264	else
	265	return SR_ERR_ARG;
	266	break;
a90e480c BV	267	case SR_CONF_HOLD_MAX:
	268	tmp = g_variant_get_boolean(data) ? SR_MQFLAG_MAX : 0;
	269	ret = cem_dt_885x_holdmode_set(sdi, tmp);
	270	break;
	271	case SR_CONF_HOLD_MIN:
	272	tmp = g_variant_get_boolean(data) ? SR_MQFLAG_MIN : 0;
	273	ret = cem_dt_885x_holdmode_set(sdi, tmp);
	274	break;
f157b2ee BV	275	case SR_CONF_SPL_MEASUREMENT_RANGE:
	276	g_variant_get(data, "(tt)", &low, &high);
	277	ret = SR_ERR_ARG;
	278	for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) {
	279	if (meas_ranges[i][0] == low && meas_ranges[i][1] == high) {
	280	ret = cem_dt_885x_meas_range_set(sdi, low, high);
	281	break;
	282	}
	283	}
	284	break;
4c22355f BV	285	case SR_CONF_POWER_OFF:
	286	if (g_variant_get_boolean(data))
	287	ret = cem_dt_885x_power_off(sdi);
	288	break;
662172d4 BV	289	case SR_CONF_DATA_SOURCE:
	290	tmp_str = g_variant_get_string(data, NULL);
	291	if (!strcmp(tmp_str, "Live"))
	292	devc->cur_data_source = DATA_SOURCE_LIVE;
	293	else if (!strcmp(tmp_str, "Memory"))
	294	devc->cur_data_source = DATA_SOURCE_MEMORY;
	295	else
	296	return SR_ERR;
cea26f6e	297	devc->enable_data_source_memory = devc->cur_data_source == DATA_SOURCE_MEMORY;
662172d4	298	break;
8fa9368e BV	299	default:
	300	ret = SR_ERR_NA;
	301	}
	302
	303	return ret;
	304	}
	305
584560f1	306	static int config_list(uint32_t key, GVariant *data, const struct sr_dev_inst sdi,
53b4680f	307	const struct sr_channel_group *cg)
8fa9368e	308	{
f157b2ee BV	309	GVariant tuple, range[2];
	310	GVariantBuilder gvb;
	311	unsigned int i;
8fa9368e BV	312	int ret;
8fa9368e BV	313
53b4680f	314	(void)cg;
8fa9368e BV	315
8fa9368e BV	316	ret = SR_OK;
d7125bfa BV	317	if (!sdi) {
	318	switch (key) {
	319	case SR_CONF_SCAN_OPTIONS:
	320	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	321	scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
	322	break;
	323	case SR_CONF_DEVICE_OPTIONS:
	324	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
023c73ae	325	drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
d7125bfa BV	326	break;
	327	default:
	328	return SR_ERR_NA;
	329	}
	330	} else {
	331	switch (key) {
	332	case SR_CONF_DEVICE_OPTIONS:
	333	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
023c73ae	334	devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
e742b88f	335	break;
d7125bfa BV	336	case SR_CONF_SPL_WEIGHT_FREQ:
	337	*data = g_variant_new_strv(weight_freq, ARRAY_SIZE(weight_freq));
	338	break;
	339	case SR_CONF_SPL_WEIGHT_TIME:
	340	*data = g_variant_new_strv(weight_time, ARRAY_SIZE(weight_time));
	341	break;
	342	case SR_CONF_SPL_MEASUREMENT_RANGE:
	343	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
	344	for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) {
	345	range[0] = g_variant_new_uint64(meas_ranges[i][0]);
	346	range[1] = g_variant_new_uint64(meas_ranges[i][1]);
	347	tuple = g_variant_new_tuple(range, 2);
	348	g_variant_builder_add_value(&gvb, tuple);
	349	}
	350	*data = g_variant_builder_end(&gvb);
	351	break;
	352	case SR_CONF_DATA_SOURCE:
	353	*data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
	354	break;
	355	default:
	356	return SR_ERR_NA;
f157b2ee	357	}
8fa9368e BV	358	}
	359
	360	return ret;
	361	}
	362
695dc859	363	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
8fa9368e	364	{
e37c4b39 BV	365	struct dev_context *devc;
e37c4b39 BV	366	struct sr_serial_dev_inst *serial;
8fa9368e BV	367
	368	if (sdi->status != SR_ST_ACTIVE)
	369	return SR_ERR_DEV_CLOSED;
	370
208c1d35	371	devc = sdi->priv;
e37c4b39 BV	372	devc->state = ST_INIT;
	373	devc->num_samples = 0;
	374	devc->buf_len = 0;
	375
695dc859	376	std_session_send_df_header(sdi, LOG_PREFIX);
e37c4b39 BV	377
	378	/* Poll every 100ms, or whenever some data comes in. */
	379	serial = sdi->conn;
102f1239 BV	380	serial_source_add(sdi->session, serial, G_IO_IN, 150,
102f1239 BV	381	cem_dt_885x_receive_data, (void *)sdi);
8fa9368e BV	382
	383	return SR_OK;
	384	}
	385
695dc859	386	static int dev_acquisition_stop(struct sr_dev_inst *sdi)
8fa9368e	387	{
8fa9368e BV	388	if (sdi->status != SR_ST_ACTIVE)
	389	return SR_ERR_DEV_CLOSED;
	390
6525d819	391	return std_serial_dev_acquisition_stop(sdi, std_serial_dev_close,
e37c4b39	392	sdi->conn, LOG_PREFIX);
8fa9368e BV	393	}
	394
	395	SR_PRIV struct sr_dev_driver cem_dt_885x_driver_info = {
	396	.name = "cem-dt-885x",
	397	.longname = "CEM DT-885x",
	398	.api_version = 1,
	399	.init = init,
700d6b64	400	.cleanup = std_cleanup,
8fa9368e BV	401	.scan = scan,
8fa9368e BV	402	.dev_list = dev_list,
a6630742	403	.dev_clear = NULL,
8fa9368e BV	404	.config_get = config_get,
	405	.config_set = config_set,
	406	.config_list = config_list,
8f878dc6	407	.dev_open = std_serial_dev_open,
bf2c987f	408	.dev_close = std_serial_dev_close,
8fa9368e BV	409	.dev_acquisition_start = dev_acquisition_start,
8fa9368e BV	410	.dev_acquisition_stop = dev_acquisition_stop,
41812aca	411	.context = NULL,
8fa9368e	412	};