[libsigrok.git] / hardware / serial-dmm / api.c

/*
 * This file is part of the sigrok project.
 *
 * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
 * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
 * Copyright (C) 2012 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 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 <glib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>
#include "libsigrok.h"
#include "libsigrok-internal.h"
#include "protocol.h"

static const int hwopts[] = {
	SR_HWOPT_CONN,
	SR_HWOPT_SERIALCOMM,
	0,
};

static const int hwcaps[] = {
	SR_HWCAP_MULTIMETER,
	SR_HWCAP_LIMIT_SAMPLES,
	SR_HWCAP_CONTINUOUS,
	0,
};

static const char *probe_names[] = {
	"Probe",
	NULL,
};

SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info;
SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
SR_PRIV struct sr_dev_driver metex_me31_driver_info;
SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
SR_PRIV struct sr_dev_driver va_va18b_driver_info;
SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
SR_PRIV struct sr_dev_driver peaktech_4370_driver_info;

static struct sr_dev_driver *di_dt4000zc = &digitek_dt4000zc_driver_info;
static struct sr_dev_driver *di_tp4000zc = &tekpower_tp4000zc_driver_info;
static struct sr_dev_driver *di_me31 = &metex_me31_driver_info;
static struct sr_dev_driver *di_3410 = &peaktech_3410_driver_info;
static struct sr_dev_driver *di_mas345 = &mastech_mas345_driver_info;
static struct sr_dev_driver *di_va18b = &va_va18b_driver_info;
static struct sr_dev_driver *di_m3640d = &metex_m3640d_driver_info;
static struct sr_dev_driver *di_4370 = &peaktech_4370_driver_info;

/* After hw_init() this will point to a device-specific entry (see above). */
static struct sr_dev_driver *di = NULL;

SR_PRIV struct dmm_info dmms[] = {
	{
		"Digitek", "DT4000ZC", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		dmm_details_dt4000zc,
	},
	{
		"TekPower", "TP4000ZC", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		dmm_details_tp4000zc,
	},
	{
		"Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
	},
	{
		"Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
	},
	{
		"MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
	},
	{
		"V&A", "VA18B", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		dmm_details_va18b,
	},
	{
		"Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
	},
	{
		"PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
	},
};

/* Properly close and free all devices. */
static int clear_instances(void)
{
	struct sr_dev_inst *sdi;
	struct drv_context *drvc;
	struct dev_context *devc;
	GSList *l;

	if (!(drvc = di->priv))
		return SR_OK;

	drvc = di->priv;
	for (l = drvc->instances; l; l = l->next) {
		if (!(sdi = l->data))
			continue;
		if (!(devc = sdi->priv))
			continue;
		sr_serial_dev_inst_free(devc->serial);
		sr_dev_inst_free(sdi);
	}
	g_slist_free(drvc->instances);
	drvc->instances = NULL;

	return SR_OK;
}

static int hw_init(int dmm)
{
	struct drv_context *drvc;

	if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
		sr_err("Driver context malloc failed.");
		return SR_ERR_MALLOC;
	}

	if (dmm == DIGITEK_DT4000ZC)
		di = di_dt4000zc;
	if (dmm == TEKPOWER_TP4000ZC)
		di = di_tp4000zc;
	if (dmm == METEX_ME31)
		di = di_me31;
	if (dmm == PEAKTECH_3410)
		di = di_3410;
	if (dmm == MASTECH_MAS345)
		di = di_mas345;
	if (dmm == VA_VA18B)
		di = di_va18b;
	if (dmm == METEX_M3640D)
		di = di_m3640d;
	if (dmm == PEAKTECH_4370)
		di = di_4370;
	sr_dbg("Selected '%s' subdriver.", di->name);

	di->priv = drvc;

	return SR_OK;
}

static int hw_init_digitek_dt4000zc(void)
{
	return hw_init(DIGITEK_DT4000ZC);
}

static int hw_init_tekpower_tp4000zc(void)
{
	return hw_init(TEKPOWER_TP4000ZC);
}

static int hw_init_metex_me31(void)
{
	return hw_init(METEX_ME31);
}

static int hw_init_peaktech_3410(void)
{
	return hw_init(PEAKTECH_3410);
}

static int hw_init_mastech_mas345(void)
{
	return hw_init(MASTECH_MAS345);
}

static int hw_init_va_va18b(void)
{
	return hw_init(VA_VA18B);
}

static int hw_init_metex_m3640d(void)
{
	return hw_init(METEX_M3640D);
}

static int hw_init_peaktech_4370(void)
{
	return hw_init(PEAKTECH_4370);
}

static GSList *scan(const char *conn, const char *serialcomm, int dmm)
{
	struct sr_dev_inst *sdi;
	struct drv_context *drvc;
	struct dev_context *devc;
	struct sr_probe *probe;
	struct sr_serial_dev_inst *serial;
	GSList *devices;
	int dropped, ret;
	size_t len;
	uint8_t buf[128];

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

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

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

	drvc = di->priv;
	devices = NULL;
	serial_flush(serial);

	/*
	 * There's no way to get an ID from the multimeter. It just sends data
	 * periodically, so the best we can do is check if the packets match
	 * the expected format.
	 */

	/* Let's get a bit of data and see if we can find a packet. */
	len = sizeof(buf);

	/* Request a packet if the DMM requires this. */
	if (dmms[dmm].packet_request) {
		if ((ret = dmms[dmm].packet_request(serial)) < 0) {
			sr_err("Failed to request packet: %d.", ret);
			return FALSE;
		}
	}

	ret = serial_stream_detect(serial, buf, &len, dmms[dmm].packet_size,
				   dmms[dmm].packet_valid, 1000,
				   dmms[dmm].baudrate);
	if (ret != SR_OK)
		goto scan_cleanup;

	/*
	 * If we dropped more than two packets worth of data, something is
	 * wrong. We shouldn't quit however, since the dropped bytes might be
	 * just zeroes at the beginning of the stream. Those can occur as a
	 * combination of the nonstandard cable that ships with this device and
	 * the serial port or USB to serial adapter.
	 */
	dropped = len - dmms[dmm].packet_size;
	if (dropped > 2 * dmms[dmm].packet_size)
		sr_warn("Had to drop too much data.");

	sr_info("Found device on port %s.", conn);

	if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, dmms[dmm].vendor,
				    dmms[dmm].device, "")))
		goto scan_cleanup;

	if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
		sr_err("Device context malloc failed.");
		goto scan_cleanup;
	}

	devc->serial = serial;

	sdi->priv = devc;
	sdi->driver = di;
	if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
		goto scan_cleanup;
	sdi->probes = g_slist_append(sdi->probes, probe);
	drvc->instances = g_slist_append(drvc->instances, sdi);
	devices = g_slist_append(devices, sdi);

scan_cleanup:
	serial_close(serial);

	return devices;
}

static GSList *hw_scan(GSList *options)
{
	struct sr_hwopt *opt;
	GSList *l, *devices;
	const char *conn, *serialcomm;
	int dmm;

	conn = serialcomm = NULL;
	for (l = options; l; l = l->next) {
		opt = l->data;
		switch (opt->hwopt) {
		case SR_HWOPT_CONN:
			conn = opt->value;
			break;
		case SR_HWOPT_SERIALCOMM:
			serialcomm = opt->value;
			break;
		}
	}
	if (!conn)
		return NULL;

	if (!strcmp(di->name, "digitek-dt4000zc"))
		dmm = 0;
	if (!strcmp(di->name, "tekpower-tp4000zc"))
		dmm = 1;
	if (!strcmp(di->name, "metex-me31"))
		dmm = 2;
	if (!strcmp(di->name, "peaktech-3410"))
		dmm = 3;
	if (!strcmp(di->name, "mastech-mas345"))
		dmm = 4;
	if (!strcmp(di->name, "va-va18b"))
		dmm = 5;
	if (!strcmp(di->name, "metex-m3640d"))
		dmm = 6;
	if (!strcmp(di->name, "peaktech-4370"))
		dmm = 7;

	if (serialcomm) {
		/* Use the provided comm specs. */
		devices = scan(conn, serialcomm, dmm);
	} else {
		/* Try the default. */
		devices = scan(conn, dmms[dmm].conn, dmm);
	}

	return devices;
}

static GSList *hw_dev_list(void)
{
	struct drv_context *drvc;

	drvc = di->priv;

	return drvc->instances;
}

static int hw_dev_open(struct sr_dev_inst *sdi)
{
	struct dev_context *devc;

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

	if (serial_open(devc->serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
		return SR_ERR;

	sdi->status = SR_ST_ACTIVE;

	return SR_OK;
}

static int hw_dev_close(struct sr_dev_inst *sdi)
{
	struct dev_context *devc;

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

	if (devc->serial && devc->serial->fd != -1) {
		serial_close(devc->serial);
		sdi->status = SR_ST_INACTIVE;
	}

	return SR_OK;
}

static int hw_cleanup(void)
{
	clear_instances();

	return SR_OK;
}

static int hw_info_get(int info_id, const void **data,
		       const struct sr_dev_inst *sdi)
{
	(void)sdi;

	switch (info_id) {
	case SR_DI_HWOPTS:
		*data = hwopts;
		break;
	case SR_DI_HWCAPS:
		*data = hwcaps;
		break;
	case SR_DI_NUM_PROBES:
		*data = GINT_TO_POINTER(1);
		break;
	case SR_DI_PROBE_NAMES:
		*data = probe_names;
		break;
	default:
		return SR_ERR_ARG;
	}

	return SR_OK;
}

static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
			     const void *value)
{
	struct dev_context *devc;

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

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

	switch (hwcap) {
	case SR_HWCAP_LIMIT_SAMPLES:
		devc->limit_samples = *(const uint64_t *)value;
		sr_dbg("Setting sample limit to %" PRIu64 ".",
		       devc->limit_samples);
		break;
	default:
		sr_err("Unknown capability: %d.", hwcap);
		return SR_ERR;
		break;
	}

	return SR_OK;
}

static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
				    void *cb_data)
{
	struct sr_datafeed_packet packet;
	struct sr_datafeed_header header;
	struct sr_datafeed_meta_analog meta;
	struct dev_context *devc;
	int (*receive_data)(int, int, void *) = NULL;

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

	sr_dbg("Starting acquisition.");

	devc->cb_data = cb_data;

	/*
	 * Reset the number of samples to take. If we've already collected our
	 * quota, but we start a new session, and don't reset this, we'll just
	 * quit without acquiring any new samples.
	 */
	devc->num_samples = 0;

	/* Send header packet to the session bus. */
	sr_dbg("Sending SR_DF_HEADER.");
	packet.type = SR_DF_HEADER;
	packet.payload = (uint8_t *)&header;
	header.feed_version = 1;
	gettimeofday(&header.starttime, NULL);
	sr_session_send(devc->cb_data, &packet);

	/* Send metadata about the SR_DF_ANALOG packets to come. */
	sr_dbg("Sending SR_DF_META_ANALOG.");
	packet.type = SR_DF_META_ANALOG;
	packet.payload = &meta;
	meta.num_probes = 1;
	sr_session_send(devc->cb_data, &packet);

	if (!strcmp(di->name, "digitek-dt4000zc"))
		receive_data = digitek_dt4000zc_receive_data;
	if (!strcmp(di->name, "tekpower-tp4000zc"))
		receive_data = tekpower_tp4000zc_receive_data;
	if (!strcmp(di->name, "metex-me31"))
		receive_data = metex_me31_receive_data;
	if (!strcmp(di->name, "peaktech-3410"))
		receive_data = peaktech_3410_receive_data;
	if (!strcmp(di->name, "mastech-mas345"))
		receive_data = mastech_mas345_receive_data;
	if (!strcmp(di->name, "va-va18b"))
		receive_data = va_va18b_receive_data;
	if (!strcmp(di->name, "metex-m3640d"))
		receive_data = metex_m3640d_receive_data;
	if (!strcmp(di->name, "peaktech-4370"))
		receive_data = peaktech_4370_receive_data;

	/* Poll every 50ms, or whenever some data comes in. */
	sr_source_add(devc->serial->fd, G_IO_IN, 50,
		      receive_data, (void *)sdi);

	return SR_OK;
}

static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
	struct sr_datafeed_packet packet;
	struct dev_context *devc;

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

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

	sr_dbg("Stopping acquisition.");

	sr_source_remove(devc->serial->fd);
	hw_dev_close((struct sr_dev_inst *)sdi);

	/* Send end packet to the session bus. */
	sr_dbg("Sending SR_DF_END.");
	packet.type = SR_DF_END;
	sr_session_send(cb_data, &packet);

	return SR_OK;
}

SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info = {
	.name = "digitek-dt4000zc",
	.longname = "Digitek DT4000ZC",
	.api_version = 1,
	.init = hw_init_digitek_dt4000zc,
	.cleanup = hw_cleanup,
	.scan = hw_scan,
	.dev_list = hw_dev_list,
	.dev_clear = clear_instances,
	.dev_open = hw_dev_open,
	.dev_close = hw_dev_close,
	.info_get = hw_info_get,
	.dev_config_set = hw_dev_config_set,
	.dev_acquisition_start = hw_dev_acquisition_start,
	.dev_acquisition_stop = hw_dev_acquisition_stop,
	.priv = NULL,
};

SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info = {
	.name = "tekpower-tp4000zc",
	.longname = "TekPower TP4000ZC",
	.api_version = 1,
	.init = hw_init_tekpower_tp4000zc,
	.cleanup = hw_cleanup,
	.scan = hw_scan,
	.dev_list = hw_dev_list,
	.dev_clear = clear_instances,
	.dev_open = hw_dev_open,
	.dev_close = hw_dev_close,
	.info_get = hw_info_get,
	.dev_config_set = hw_dev_config_set,
	.dev_acquisition_start = hw_dev_acquisition_start,
	.dev_acquisition_stop = hw_dev_acquisition_stop,
	.priv = NULL,
};

SR_PRIV struct sr_dev_driver metex_me31_driver_info = {
	.name = "metex-me31",
	.longname = "Metex ME-31",
	.api_version = 1,
	.init = hw_init_metex_me31,
	.cleanup = hw_cleanup,
	.scan = hw_scan,
	.dev_list = hw_dev_list,
	.dev_clear = clear_instances,
	.dev_open = hw_dev_open,
	.dev_close = hw_dev_close,
	.info_get = hw_info_get,
	.dev_config_set = hw_dev_config_set,
	.dev_acquisition_start = hw_dev_acquisition_start,
	.dev_acquisition_stop = hw_dev_acquisition_stop,
	.priv = NULL,
};

SR_PRIV struct sr_dev_driver peaktech_3410_driver_info = {
	.name = "peaktech-3410",
	.longname = "PeakTech 3410",
	.api_version = 1,
	.init = hw_init_peaktech_3410,
	.cleanup = hw_cleanup,
	.scan = hw_scan,
	.dev_list = hw_dev_list,
	.dev_clear = clear_instances,
	.dev_open = hw_dev_open,
	.dev_close = hw_dev_close,
	.info_get = hw_info_get,
	.dev_config_set = hw_dev_config_set,
	.dev_acquisition_start = hw_dev_acquisition_start,
	.dev_acquisition_stop = hw_dev_acquisition_stop,
	.priv = NULL,
};

SR_PRIV struct sr_dev_driver mastech_mas345_driver_info = {
	.name = "mastech-mas345",
	.longname = "MASTECH MAS345",
	.api_version = 1,
	.init = hw_init_mastech_mas345,
	.cleanup = hw_cleanup,
	.scan = hw_scan,
	.dev_list = hw_dev_list,
	.dev_clear = clear_instances,
	.dev_open = hw_dev_open,
	.dev_close = hw_dev_close,
	.info_get = hw_info_get,
	.dev_config_set = hw_dev_config_set,
	.dev_acquisition_start = hw_dev_acquisition_start,
	.dev_acquisition_stop = hw_dev_acquisition_stop,
	.priv = NULL,
};

SR_PRIV struct sr_dev_driver va_va18b_driver_info = {
	.name = "va-va18b",
	.longname = "V&A VA18B",
	.api_version = 1,
	.init = hw_init_va_va18b,
	.cleanup = hw_cleanup,
	.scan = hw_scan,
	.dev_list = hw_dev_list,
	.dev_clear = clear_instances,
	.dev_open = hw_dev_open,
	.dev_close = hw_dev_close,
	.info_get = hw_info_get,
	.dev_config_set = hw_dev_config_set,
	.dev_acquisition_start = hw_dev_acquisition_start,
	.dev_acquisition_stop = hw_dev_acquisition_stop,
	.priv = NULL,
};

SR_PRIV struct sr_dev_driver metex_m3640d_driver_info = {
	.name = "metex-m3640d",
	.longname = "Metex M-3640D",
	.api_version = 1,
	.init = hw_init_metex_m3640d,
	.cleanup = hw_cleanup,
	.scan = hw_scan,
	.dev_list = hw_dev_list,
	.dev_clear = clear_instances,
	.dev_open = hw_dev_open,
	.dev_close = hw_dev_close,
	.info_get = hw_info_get,
	.dev_config_set = hw_dev_config_set,
	.dev_acquisition_start = hw_dev_acquisition_start,
	.dev_acquisition_stop = hw_dev_acquisition_stop,
	.priv = NULL,
};

SR_PRIV struct sr_dev_driver peaktech_4370_driver_info = {
	.name = "peaktech-4370",
	.longname = "PeakTech 4370",
	.api_version = 1,
	.init = hw_init_peaktech_4370,
	.cleanup = hw_cleanup,
	.scan = hw_scan,
	.dev_list = hw_dev_list,
	.dev_clear = clear_instances,
	.dev_open = hw_dev_open,
	.dev_close = hw_dev_close,
	.info_get = hw_info_get,
	.dev_config_set = hw_dev_config_set,
	.dev_acquisition_start = hw_dev_acquisition_start,
	.dev_acquisition_stop = hw_dev_acquisition_stop,
	.priv = NULL,
};
Commit	Line	Data
7dc55d93 AG	1	/*
	2	* This file is part of the sigrok project.
	3	*
	4	* Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
	5	* Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
729b01f9	6	* Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
7dc55d93 AG	7	*
	8	* This program is free software: you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License as published by
	10	* the Free Software Foundation, either version 3 of the License, or
	11	* (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	20	*/
	21
	22	#include <glib.h>
7dc55d93 AG	23	#include <sys/types.h>
	24	#include <sys/stat.h>
	25	#include <fcntl.h>
	26	#include <string.h>
	27	#include <errno.h>
bbabddbd UH	28	#include "libsigrok.h"
	29	#include "libsigrok-internal.h"
	30	#include "protocol.h"
7dc55d93 AG	31
	32	static const int hwopts[] = {
	33	SR_HWOPT_CONN,
	34	SR_HWOPT_SERIALCOMM,
	35	0,
	36	};
	37
	38	static const int hwcaps[] = {
	39	SR_HWCAP_MULTIMETER,
	40	SR_HWCAP_LIMIT_SAMPLES,
	41	SR_HWCAP_CONTINUOUS,
	42	0,
	43	};
	44
	45	static const char *probe_names[] = {
	46	"Probe",
	47	NULL,
	48	};
	49
f086b830	50	SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info;
729b01f9	51	SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
ce3777ad	52	SR_PRIV struct sr_dev_driver metex_me31_driver_info;
f0ac4929	53	SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
5887c9cc	54	SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
6dca2f16	55	SR_PRIV struct sr_dev_driver va_va18b_driver_info;
a53da082	56	SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
a376ffea	57	SR_PRIV struct sr_dev_driver peaktech_4370_driver_info;
f086b830	58
ce3777ad UH	59	static struct sr_dev_driver *di_dt4000zc = &digitek_dt4000zc_driver_info;
	60	static struct sr_dev_driver *di_tp4000zc = &tekpower_tp4000zc_driver_info;
	61	static struct sr_dev_driver *di_me31 = &metex_me31_driver_info;
f0ac4929	62	static struct sr_dev_driver *di_3410 = &peaktech_3410_driver_info;
5887c9cc	63	static struct sr_dev_driver *di_mas345 = &mastech_mas345_driver_info;
6dca2f16	64	static struct sr_dev_driver *di_va18b = &va_va18b_driver_info;
a53da082	65	static struct sr_dev_driver *di_m3640d = &metex_m3640d_driver_info;
a376ffea	66	static struct sr_dev_driver *di_4370 = &peaktech_4370_driver_info;
729b01f9 UH	67
	68	/* After hw_init() this will point to a device-specific entry (see above). */
	69	static struct sr_dev_driver *di = NULL;
	70
	71	SR_PRIV struct dmm_info dmms[] = {
f086b830	72	{
ce3777ad UH	73	"Digitek", "DT4000ZC", "2400/8n1", 2400,
	74	FS9721_PACKET_SIZE, NULL,
	75	sr_fs9721_packet_valid, sr_fs9721_parse,
f086b830 UH	76	dmm_details_dt4000zc,
f086b830 UH	77	},
729b01f9	78	{
ce3777ad UH	79	"TekPower", "TP4000ZC", "2400/8n1", 2400,
	80	FS9721_PACKET_SIZE, NULL,
	81	sr_fs9721_packet_valid, sr_fs9721_parse,
729b01f9 UH	82	dmm_details_tp4000zc,
729b01f9 UH	83	},
ce3777ad UH	84	{
	85	"Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
	86	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	87	sr_metex14_packet_valid, sr_metex14_parse,
	88	NULL,
	89	},
f0ac4929 UH	90	{
	91	"Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
	92	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	93	sr_metex14_packet_valid, sr_metex14_parse,
	94	NULL,
	95	},
5887c9cc UH	96	{
	97	"MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
	98	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	99	sr_metex14_packet_valid, sr_metex14_parse,
	100	NULL,
	101	},
6dca2f16 UH	102	{
	103	"V&A", "VA18B", "2400/8n1", 2400,
	104	FS9721_PACKET_SIZE, NULL,
	105	sr_fs9721_packet_valid, sr_fs9721_parse,
	106	dmm_details_va18b,
	107	},
a53da082 UH	108	{
	109	"Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
	110	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	111	sr_metex14_packet_valid, sr_metex14_parse,
	112	NULL,
	113	},
a376ffea UH	114	{
	115	"PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
	116	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	117	sr_metex14_packet_valid, sr_metex14_parse,
	118	NULL,
	119	},
729b01f9	120	};
7dc55d93 AG	121
	122	/* Properly close and free all devices. */
	123	static int clear_instances(void)
	124	{
	125	struct sr_dev_inst *sdi;
	126	struct drv_context *drvc;
	127	struct dev_context *devc;
	128	GSList *l;
	129
	130	if (!(drvc = di->priv))
	131	return SR_OK;
	132
	133	drvc = di->priv;
	134	for (l = drvc->instances; l; l = l->next) {
	135	if (!(sdi = l->data))
	136	continue;
	137	if (!(devc = sdi->priv))
	138	continue;
	139	sr_serial_dev_inst_free(devc->serial);
	140	sr_dev_inst_free(sdi);
	141	}
	142	g_slist_free(drvc->instances);
	143	drvc->instances = NULL;
	144
	145	return SR_OK;
	146	}
	147
729b01f9	148	static int hw_init(int dmm)
7dc55d93 AG	149	{
	150	struct drv_context *drvc;
	151
	152	if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
bbabddbd UH	153	sr_err("Driver context malloc failed.");
bbabddbd UH	154	return SR_ERR_MALLOC;
7dc55d93 AG	155	}
7dc55d93 AG	156
f086b830	157	if (dmm == DIGITEK_DT4000ZC)
ce3777ad	158	di = di_dt4000zc;
729b01f9	159	if (dmm == TEKPOWER_TP4000ZC)
ce3777ad UH	160	di = di_tp4000zc;
	161	if (dmm == METEX_ME31)
	162	di = di_me31;
f0ac4929 UH	163	if (dmm == PEAKTECH_3410)
f0ac4929 UH	164	di = di_3410;
5887c9cc UH	165	if (dmm == MASTECH_MAS345)
5887c9cc UH	166	di = di_mas345;
6dca2f16 UH	167	if (dmm == VA_VA18B)
6dca2f16 UH	168	di = di_va18b;
a53da082 UH	169	if (dmm == METEX_M3640D)
a53da082 UH	170	di = di_m3640d;
a376ffea UH	171	if (dmm == PEAKTECH_4370)
a376ffea UH	172	di = di_4370;
729b01f9 UH	173	sr_dbg("Selected '%s' subdriver.", di->name);
729b01f9 UH	174
7dc55d93 AG	175	di->priv = drvc;
	176
	177	return SR_OK;
	178	}
	179
f086b830 UH	180	static int hw_init_digitek_dt4000zc(void)
	181	{
	182	return hw_init(DIGITEK_DT4000ZC);
	183	}
	184
729b01f9 UH	185	static int hw_init_tekpower_tp4000zc(void)
	186	{
	187	return hw_init(TEKPOWER_TP4000ZC);
	188	}
	189
ce3777ad UH	190	static int hw_init_metex_me31(void)
	191	{
	192	return hw_init(METEX_ME31);
	193	}
	194
f0ac4929 UH	195	static int hw_init_peaktech_3410(void)
	196	{
	197	return hw_init(PEAKTECH_3410);
	198	}
	199
5887c9cc UH	200	static int hw_init_mastech_mas345(void)
	201	{
	202	return hw_init(MASTECH_MAS345);
	203	}
	204
6dca2f16 UH	205	static int hw_init_va_va18b(void)
	206	{
	207	return hw_init(VA_VA18B);
	208	}
	209
a53da082 UH	210	static int hw_init_metex_m3640d(void)
	211	{
	212	return hw_init(METEX_M3640D);
	213	}
	214
a376ffea UH	215	static int hw_init_peaktech_4370(void)
	216	{
	217	return hw_init(PEAKTECH_4370);
	218	}
	219
729b01f9	220	static GSList scan(const char conn, const char *serialcomm, int dmm)
7dc55d93 AG	221	{
	222	struct sr_dev_inst *sdi;
	223	struct drv_context *drvc;
	224	struct dev_context *devc;
	225	struct sr_probe *probe;
d35afa87	226	struct sr_serial_dev_inst *serial;
7dc55d93	227	GSList *devices;
2546b05c AG	228	int dropped, ret;
	229	size_t len;
	230	uint8_t buf[128];
7dc55d93	231
d35afa87	232	if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
7dc55d93	233	return NULL;
d35afa87	234
ce3777ad	235	if (serial_open(serial, SERIAL_RDWR \| SERIAL_NONBLOCK) != SR_OK)
7dc55d93	236	return NULL;
7dc55d93	237
ce3777ad	238	sr_info("Probing port %s.", conn);
7dc55d93 AG	239
7dc55d93 AG	240	drvc = di->priv;
7dc55d93	241	devices = NULL;
d35afa87	242	serial_flush(serial);
bbabddbd UH	243
	244	/*
	245	* There's no way to get an ID from the multimeter. It just sends data
	246	* periodically, so the best we can do is check if the packets match
	247	* the expected format.
	248	*/
7dc55d93	249
2546b05c AG	250	/* Let's get a bit of data and see if we can find a packet. */
2546b05c AG	251	len = sizeof(buf);
7dc55d93	252
ce3777ad UH	253	/* Request a packet if the DMM requires this. */
	254	if (dmms[dmm].packet_request) {
	255	if ((ret = dmms[dmm].packet_request(serial)) < 0) {
	256	sr_err("Failed to request packet: %d.", ret);
	257	return FALSE;
	258	}
	259	}
	260
729b01f9 UH	261	ret = serial_stream_detect(serial, buf, &len, dmms[dmm].packet_size,
	262	dmms[dmm].packet_valid, 1000,
	263	dmms[dmm].baudrate);
2546b05c AG	264	if (ret != SR_OK)
2546b05c AG	265	goto scan_cleanup;
7dc55d93	266
2546b05c AG	267	/*
	268	* If we dropped more than two packets worth of data, something is
	269	* wrong. We shouldn't quit however, since the dropped bytes might be
	270	* just zeroes at the beginning of the stream. Those can occur as a
	271	* combination of the nonstandard cable that ships with this device and
	272	* the serial port or USB to serial adapter.
	273	*/
729b01f9 UH	274	dropped = len - dmms[dmm].packet_size;
729b01f9 UH	275	if (dropped > 2 * dmms[dmm].packet_size)
6bef68a7	276	sr_warn("Had to drop too much data.");
7dc55d93	277
2546b05c	278	sr_info("Found device on port %s.", conn);
7dc55d93	279
729b01f9 UH	280	if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, dmms[dmm].vendor,
729b01f9 UH	281	dmms[dmm].device, "")))
2546b05c	282	goto scan_cleanup;
6bef68a7	283
2546b05c AG	284	if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
	285	sr_err("Device context malloc failed.");
	286	goto scan_cleanup;
7dc55d93 AG	287	}
7dc55d93 AG	288
2546b05c AG	289	devc->serial = serial;
	290
	291	sdi->priv = devc;
	292	sdi->driver = di;
	293	if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
	294	goto scan_cleanup;
	295	sdi->probes = g_slist_append(sdi->probes, probe);
	296	drvc->instances = g_slist_append(drvc->instances, sdi);
	297	devices = g_slist_append(devices, sdi);
	298
	299	scan_cleanup:
d35afa87	300	serial_close(serial);
2546b05c	301
7dc55d93 AG	302	return devices;
	303	}
	304
	305	static GSList hw_scan(GSList options)
	306	{
	307	struct sr_hwopt *opt;
	308	GSList l, devices;
	309	const char conn, serialcomm;
729b01f9	310	int dmm;
7dc55d93 AG	311
	312	conn = serialcomm = NULL;
	313	for (l = options; l; l = l->next) {
	314	opt = l->data;
	315	switch (opt->hwopt) {
	316	case SR_HWOPT_CONN:
	317	conn = opt->value;
	318	break;
	319	case SR_HWOPT_SERIALCOMM:
	320	serialcomm = opt->value;
	321	break;
	322	}
	323	}
	324	if (!conn)
	325	return NULL;
	326
f086b830	327	if (!strcmp(di->name, "digitek-dt4000zc"))
729b01f9	328	dmm = 0;
f086b830 UH	329	if (!strcmp(di->name, "tekpower-tp4000zc"))
f086b830 UH	330	dmm = 1;
ce3777ad UH	331	if (!strcmp(di->name, "metex-me31"))
ce3777ad UH	332	dmm = 2;
f0ac4929 UH	333	if (!strcmp(di->name, "peaktech-3410"))
f0ac4929 UH	334	dmm = 3;
5887c9cc UH	335	if (!strcmp(di->name, "mastech-mas345"))
5887c9cc UH	336	dmm = 4;
6dca2f16 UH	337	if (!strcmp(di->name, "va-va18b"))
6dca2f16 UH	338	dmm = 5;
a53da082 UH	339	if (!strcmp(di->name, "metex-m3640d"))
a53da082 UH	340	dmm = 6;
a376ffea UH	341	if (!strcmp(di->name, "peaktech-4370"))
a376ffea UH	342	dmm = 7;
729b01f9	343
7dc55d93 AG	344	if (serialcomm) {
7dc55d93 AG	345	/* Use the provided comm specs. */
729b01f9	346	devices = scan(conn, serialcomm, dmm);
7dc55d93	347	} else {
d35afa87	348	/* Try the default. */
729b01f9	349	devices = scan(conn, dmms[dmm].conn, dmm);
7dc55d93 AG	350	}
	351
	352	return devices;
	353	}
	354
	355	static GSList *hw_dev_list(void)
	356	{
	357	struct drv_context *drvc;
	358
	359	drvc = di->priv;
	360
	361	return drvc->instances;
	362	}
	363
	364	static int hw_dev_open(struct sr_dev_inst *sdi)
	365	{
	366	struct dev_context *devc;
	367
	368	if (!(devc = sdi->priv)) {
	369	sr_err("sdi->priv was NULL.");
	370	return SR_ERR_BUG;
	371	}
	372
ce3777ad	373	if (serial_open(devc->serial, SERIAL_RDWR \| SERIAL_NONBLOCK) != SR_OK)
7dc55d93	374	return SR_ERR;
bbabddbd	375
7dc55d93 AG	376	sdi->status = SR_ST_ACTIVE;
	377
	378	return SR_OK;
	379	}
	380
	381	static int hw_dev_close(struct sr_dev_inst *sdi)
	382	{
	383	struct dev_context *devc;
	384
	385	if (!(devc = sdi->priv)) {
	386	sr_err("sdi->priv was NULL.");
	387	return SR_ERR_BUG;
	388	}
	389
	390	if (devc->serial && devc->serial->fd != -1) {
d35afa87	391	serial_close(devc->serial);
7dc55d93 AG	392	sdi->status = SR_ST_INACTIVE;
	393	}
	394
	395	return SR_OK;
	396	}
	397
	398	static int hw_cleanup(void)
	399	{
	400	clear_instances();
	401
	402	return SR_OK;
	403	}
	404
	405	static int hw_info_get(int info_id, const void **data,
bbabddbd	406	const struct sr_dev_inst *sdi)
7dc55d93	407	{
bbabddbd	408	(void)sdi;
7dc55d93 AG	409
	410	switch (info_id) {
	411	case SR_DI_HWOPTS:
	412	*data = hwopts;
	413	break;
	414	case SR_DI_HWCAPS:
	415	*data = hwcaps;
	416	break;
	417	case SR_DI_NUM_PROBES:
	418	*data = GINT_TO_POINTER(1);
	419	break;
	420	case SR_DI_PROBE_NAMES:
	421	*data = probe_names;
	422	break;
	423	default:
	424	return SR_ERR_ARG;
	425	}
	426
	427	return SR_OK;
	428	}
	429
	430	static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
bbabddbd	431	const void *value)
7dc55d93 AG	432	{
	433	struct dev_context *devc;
	434
	435	if (sdi->status != SR_ST_ACTIVE)
	436	return SR_ERR;
	437
	438	if (!(devc = sdi->priv)) {
	439	sr_err("sdi->priv was NULL.");
	440	return SR_ERR_BUG;
	441	}
	442
	443	switch (hwcap) {
	444	case SR_HWCAP_LIMIT_SAMPLES:
	445	devc->limit_samples = (const uint64_t )value;
	446	sr_dbg("Setting sample limit to %" PRIu64 ".",
	447	devc->limit_samples);
	448	break;
	449	default:
	450	sr_err("Unknown capability: %d.", hwcap);
	451	return SR_ERR;
	452	break;
	453	}
	454
	455	return SR_OK;
	456	}
	457
	458	static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
bbabddbd	459	void *cb_data)
7dc55d93 AG	460	{
	461	struct sr_datafeed_packet packet;
	462	struct sr_datafeed_header header;
	463	struct sr_datafeed_meta_analog meta;
	464	struct dev_context *devc;
729b01f9	465	int (receive_data)(int, int, void ) = NULL;
7dc55d93 AG	466
	467	if (!(devc = sdi->priv)) {
	468	sr_err("sdi->priv was NULL.");
	469	return SR_ERR_BUG;
	470	}
	471
	472	sr_dbg("Starting acquisition.");
	473
	474	devc->cb_data = cb_data;
	475
bbabddbd UH	476	/*
bbabddbd UH	477	* Reset the number of samples to take. If we've already collected our
7dc55d93	478	* quota, but we start a new session, and don't reset this, we'll just
bbabddbd UH	479	* quit without acquiring any new samples.
bbabddbd UH	480	*/
7dc55d93 AG	481	devc->num_samples = 0;
	482
	483	/* Send header packet to the session bus. */
	484	sr_dbg("Sending SR_DF_HEADER.");
	485	packet.type = SR_DF_HEADER;
	486	packet.payload = (uint8_t *)&header;
	487	header.feed_version = 1;
	488	gettimeofday(&header.starttime, NULL);
	489	sr_session_send(devc->cb_data, &packet);
	490
	491	/* Send metadata about the SR_DF_ANALOG packets to come. */
	492	sr_dbg("Sending SR_DF_META_ANALOG.");
	493	packet.type = SR_DF_META_ANALOG;
	494	packet.payload = &meta;
	495	meta.num_probes = 1;
	496	sr_session_send(devc->cb_data, &packet);
	497
f086b830 UH	498	if (!strcmp(di->name, "digitek-dt4000zc"))
f086b830 UH	499	receive_data = digitek_dt4000zc_receive_data;
729b01f9 UH	500	if (!strcmp(di->name, "tekpower-tp4000zc"))
729b01f9 UH	501	receive_data = tekpower_tp4000zc_receive_data;
ce3777ad UH	502	if (!strcmp(di->name, "metex-me31"))
ce3777ad UH	503	receive_data = metex_me31_receive_data;
f0ac4929 UH	504	if (!strcmp(di->name, "peaktech-3410"))
f0ac4929 UH	505	receive_data = peaktech_3410_receive_data;
5887c9cc UH	506	if (!strcmp(di->name, "mastech-mas345"))
5887c9cc UH	507	receive_data = mastech_mas345_receive_data;
6dca2f16 UH	508	if (!strcmp(di->name, "va-va18b"))
6dca2f16 UH	509	receive_data = va_va18b_receive_data;
a53da082 UH	510	if (!strcmp(di->name, "metex-m3640d"))
a53da082 UH	511	receive_data = metex_m3640d_receive_data;
a376ffea UH	512	if (!strcmp(di->name, "peaktech-4370"))
a376ffea UH	513	receive_data = peaktech_4370_receive_data;
729b01f9	514
bbabddbd	515	/* Poll every 50ms, or whenever some data comes in. */
7dc55d93	516	sr_source_add(devc->serial->fd, G_IO_IN, 50,
729b01f9	517	receive_data, (void *)sdi);
7dc55d93 AG	518
	519	return SR_OK;
	520	}
	521
69b07d14	522	static int hw_dev_acquisition_stop(struct sr_dev_inst sdi, void cb_data)
7dc55d93 AG	523	{
	524	struct sr_datafeed_packet packet;
	525	struct dev_context *devc;
	526
	527	if (sdi->status != SR_ST_ACTIVE)
	528	return SR_ERR;
	529
	530	if (!(devc = sdi->priv)) {
	531	sr_err("sdi->priv was NULL.");
	532	return SR_ERR_BUG;
	533	}
	534
	535	sr_dbg("Stopping acquisition.");
	536
	537	sr_source_remove(devc->serial->fd);
	538	hw_dev_close((struct sr_dev_inst *)sdi);
	539
	540	/* Send end packet to the session bus. */
	541	sr_dbg("Sending SR_DF_END.");
	542	packet.type = SR_DF_END;
	543	sr_session_send(cb_data, &packet);
	544
	545	return SR_OK;
	546	}
	547
f086b830 UH	548	SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info = {
	549	.name = "digitek-dt4000zc",
	550	.longname = "Digitek DT4000ZC",
	551	.api_version = 1,
	552	.init = hw_init_digitek_dt4000zc,
	553	.cleanup = hw_cleanup,
	554	.scan = hw_scan,
	555	.dev_list = hw_dev_list,
	556	.dev_clear = clear_instances,
	557	.dev_open = hw_dev_open,
	558	.dev_close = hw_dev_close,
	559	.info_get = hw_info_get,
	560	.dev_config_set = hw_dev_config_set,
	561	.dev_acquisition_start = hw_dev_acquisition_start,
	562	.dev_acquisition_stop = hw_dev_acquisition_stop,
	563	.priv = NULL,
	564	};
	565
729b01f9 UH	566	SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info = {
	567	.name = "tekpower-tp4000zc",
	568	.longname = "TekPower TP4000ZC",
7dc55d93	569	.api_version = 1,
729b01f9	570	.init = hw_init_tekpower_tp4000zc,
7dc55d93 AG	571	.cleanup = hw_cleanup,
	572	.scan = hw_scan,
	573	.dev_list = hw_dev_list,
	574	.dev_clear = clear_instances,
	575	.dev_open = hw_dev_open,
	576	.dev_close = hw_dev_close,
	577	.info_get = hw_info_get,
	578	.dev_config_set = hw_dev_config_set,
	579	.dev_acquisition_start = hw_dev_acquisition_start,
	580	.dev_acquisition_stop = hw_dev_acquisition_stop,
	581	.priv = NULL,
	582	};
ce3777ad UH	583
	584	SR_PRIV struct sr_dev_driver metex_me31_driver_info = {
	585	.name = "metex-me31",
	586	.longname = "Metex ME-31",
	587	.api_version = 1,
	588	.init = hw_init_metex_me31,
	589	.cleanup = hw_cleanup,
	590	.scan = hw_scan,
	591	.dev_list = hw_dev_list,
	592	.dev_clear = clear_instances,
	593	.dev_open = hw_dev_open,
	594	.dev_close = hw_dev_close,
	595	.info_get = hw_info_get,
	596	.dev_config_set = hw_dev_config_set,
	597	.dev_acquisition_start = hw_dev_acquisition_start,
	598	.dev_acquisition_stop = hw_dev_acquisition_stop,
	599	.priv = NULL,
	600	};
f0ac4929 UH	601
	602	SR_PRIV struct sr_dev_driver peaktech_3410_driver_info = {
	603	.name = "peaktech-3410",
	604	.longname = "PeakTech 3410",
	605	.api_version = 1,
	606	.init = hw_init_peaktech_3410,
	607	.cleanup = hw_cleanup,
	608	.scan = hw_scan,
	609	.dev_list = hw_dev_list,
	610	.dev_clear = clear_instances,
	611	.dev_open = hw_dev_open,
	612	.dev_close = hw_dev_close,
	613	.info_get = hw_info_get,
	614	.dev_config_set = hw_dev_config_set,
	615	.dev_acquisition_start = hw_dev_acquisition_start,
	616	.dev_acquisition_stop = hw_dev_acquisition_stop,
	617	.priv = NULL,
	618	};
5887c9cc UH	619
	620	SR_PRIV struct sr_dev_driver mastech_mas345_driver_info = {
	621	.name = "mastech-mas345",
	622	.longname = "MASTECH MAS345",
	623	.api_version = 1,
	624	.init = hw_init_mastech_mas345,
	625	.cleanup = hw_cleanup,
	626	.scan = hw_scan,
	627	.dev_list = hw_dev_list,
	628	.dev_clear = clear_instances,
	629	.dev_open = hw_dev_open,
	630	.dev_close = hw_dev_close,
	631	.info_get = hw_info_get,
	632	.dev_config_set = hw_dev_config_set,
	633	.dev_acquisition_start = hw_dev_acquisition_start,
	634	.dev_acquisition_stop = hw_dev_acquisition_stop,
	635	.priv = NULL,
	636	};
6dca2f16 UH	637
	638	SR_PRIV struct sr_dev_driver va_va18b_driver_info = {
	639	.name = "va-va18b",
	640	.longname = "V&A VA18B",
	641	.api_version = 1,
	642	.init = hw_init_va_va18b,
	643	.cleanup = hw_cleanup,
	644	.scan = hw_scan,
	645	.dev_list = hw_dev_list,
	646	.dev_clear = clear_instances,
	647	.dev_open = hw_dev_open,
	648	.dev_close = hw_dev_close,
	649	.info_get = hw_info_get,
	650	.dev_config_set = hw_dev_config_set,
	651	.dev_acquisition_start = hw_dev_acquisition_start,
	652	.dev_acquisition_stop = hw_dev_acquisition_stop,
	653	.priv = NULL,
	654	};
a53da082 UH	655
	656	SR_PRIV struct sr_dev_driver metex_m3640d_driver_info = {
	657	.name = "metex-m3640d",
	658	.longname = "Metex M-3640D",
	659	.api_version = 1,
	660	.init = hw_init_metex_m3640d,
	661	.cleanup = hw_cleanup,
	662	.scan = hw_scan,
	663	.dev_list = hw_dev_list,
	664	.dev_clear = clear_instances,
	665	.dev_open = hw_dev_open,
	666	.dev_close = hw_dev_close,
	667	.info_get = hw_info_get,
	668	.dev_config_set = hw_dev_config_set,
	669	.dev_acquisition_start = hw_dev_acquisition_start,
	670	.dev_acquisition_stop = hw_dev_acquisition_stop,
	671	.priv = NULL,
	672	};
a376ffea UH	673
	674	SR_PRIV struct sr_dev_driver peaktech_4370_driver_info = {
	675	.name = "peaktech-4370",
	676	.longname = "PeakTech 4370",
	677	.api_version = 1,
	678	.init = hw_init_peaktech_4370,
	679	.cleanup = hw_cleanup,
	680	.scan = hw_scan,
	681	.dev_list = hw_dev_list,
	682	.dev_clear = clear_instances,
	683	.dev_open = hw_dev_open,
	684	.dev_close = hw_dev_close,
	685	.info_get = hw_info_get,
	686	.dev_config_set = hw_dev_config_set,
	687	.dev_acquisition_start = hw_dev_acquisition_start,
	688	.dev_acquisition_stop = hw_dev_acquisition_stop,
	689	.priv = NULL,
	690	};