[libsigrok.git] / hardware / uni-t-dmm / api.c

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2012-2013 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 <stdlib.h>
#include <string.h>
#include "libsigrok.h"
#include "libsigrok-internal.h"
#include "protocol.h"

#define UNI_T_UT_D04_NEW "1a86.e008"

static const int32_t hwopts[] = {
	SR_CONF_CONN,
};

static const int32_t hwcaps[] = {
	SR_CONF_MULTIMETER,
	SR_CONF_LIMIT_SAMPLES,
	SR_CONF_LIMIT_MSEC,
	SR_CONF_CONTINUOUS,
};

SR_PRIV struct sr_dev_driver tecpel_dmm_8061_driver_info;
SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info;
SR_PRIV struct sr_dev_driver uni_t_ut61e_driver_info;
SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info;
SR_PRIV struct sr_dev_driver voltcraft_vc840_driver_info;

SR_PRIV struct dmm_info udmms[] = {
	{
		"Tecpel", "DMM-8061", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c,
		&tecpel_dmm_8061_driver_info, receive_data_TECPEL_DMM_8061,
	},
	{
		"UNI-T", "UT61D", 2400,
		FS9922_PACKET_SIZE, NULL,
		sr_fs9922_packet_valid, sr_fs9922_parse,
		NULL,
		&uni_t_ut61d_driver_info, receive_data_UNI_T_UT61D,
	},
	{
		"UNI-T", "UT61E", 19230,
		ES51922_PACKET_SIZE, NULL,
		sr_es51922_packet_valid, sr_es51922_parse,
		NULL,
		&uni_t_ut61e_driver_info, receive_data_UNI_T_UT61E,
	},
	{
		"Voltcraft", "VC-820", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		NULL,
		&voltcraft_vc820_driver_info, receive_data_VOLTCRAFT_VC820,
	},
	{
		"Voltcraft", "VC-840", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c,
		&voltcraft_vc840_driver_info, receive_data_VOLTCRAFT_VC840,
	},
};

static int clear_instances(int dmm)
{
	(void)dmm;

	/* TODO: Use common code later. */

	return SR_OK;
}

static int hw_init(struct sr_context *sr_ctx, int dmm)
{
	sr_dbg("Selected '%s' subdriver.", udmms[dmm].di->name);

	return std_hw_init(sr_ctx, udmms[dmm].di, DRIVER_LOG_DOMAIN);
}

static GSList *hw_scan(GSList *options, int dmm)
{
	GSList *usb_devices, *devices, *l;
	struct sr_dev_inst *sdi;
	struct dev_context *devc;
	struct drv_context *drvc;
	struct sr_usb_dev_inst *usb;
	struct sr_config *src;
	struct sr_probe *probe;
	const char *conn;

	drvc = udmms[dmm].di->priv;

	conn = 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;
		}
	}
	if (!conn)
		conn = UNI_T_UT_D04_NEW;

	devices = NULL;
	if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
		g_slist_free_full(usb_devices, g_free);
		return NULL;
	}

	for (l = usb_devices; l; l = l->next) {
		usb = l->data;

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

		devc->first_run = TRUE;

		if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
				udmms[dmm].vendor, udmms[dmm].device, NULL))) {
			sr_err("sr_dev_inst_new returned NULL.");
			return NULL;
		}
		sdi->priv = devc;
		sdi->driver = udmms[dmm].di;
		if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
			return NULL;
		sdi->probes = g_slist_append(sdi->probes, probe);

		sdi->inst_type = SR_INST_USB;
		sdi->conn = usb;

		drvc->instances = g_slist_append(drvc->instances, sdi);
		devices = g_slist_append(devices, sdi);
	}

	return devices;
}

static GSList *hw_dev_list(int dmm)
{
	return ((struct drv_context *)(udmms[dmm].di->priv))->instances;
}

static int hw_dev_open(struct sr_dev_inst *sdi, int dmm)
{
	struct drv_context *drvc;
	struct sr_usb_dev_inst *usb;
	int ret;

	drvc = udmms[dmm].di->priv;
	usb = sdi->conn;

	if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) == SR_OK)
		sdi->status = SR_ST_ACTIVE;

	return ret;
}

static int hw_dev_close(struct sr_dev_inst *sdi)
{
	(void)sdi;

	/* TODO */

	sdi->status = SR_ST_INACTIVE;

	return SR_OK;
}

static int hw_cleanup(int dmm)
{
	clear_instances(dmm);

	return SR_OK;
}

static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi)
{
	struct dev_context *devc;

	devc = sdi->priv;

	switch (id) {
	case SR_CONF_LIMIT_MSEC:
		/* TODO: Not yet implemented. */
		if (g_variant_get_uint64(data) == 0) {
			sr_err("Time limit cannot be 0.");
			return SR_ERR;
		}
		devc->limit_msec = g_variant_get_uint64(data);
		sr_dbg("Setting time limit to %" PRIu64 "ms.",
		       devc->limit_msec);
		break;
	case SR_CONF_LIMIT_SAMPLES:
		if (g_variant_get_uint64(data) == 0) {
			sr_err("Sample limit cannot be 0.");
			return SR_ERR;
		}
		devc->limit_samples = g_variant_get_uint64(data);
		sr_dbg("Setting sample limit to %" PRIu64 ".",
		       devc->limit_samples);
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi)
{
	(void)sdi;

	switch (key) {
	case SR_CONF_SCAN_OPTIONS:
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
				hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
		break;
	case SR_CONF_DEVICE_OPTIONS:
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
				hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
				    void *cb_data, int dmm)
{
	struct dev_context *devc;

	devc = sdi->priv;

	devc->cb_data = cb_data;

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

	sr_source_add(0, 0, 10 /* poll_timeout */,
		      udmms[dmm].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;

	(void)sdi;

	sr_dbg("Stopping acquisition.");

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

	/* TODO? */
	sr_source_remove(0);

	return SR_OK;
}

/* Driver-specific API function wrappers */
#define HW_INIT(X) \
static int hw_init_##X(struct sr_context *sr_ctx) { return hw_init(sr_ctx, X); }
#define HW_CLEANUP(X) \
static int hw_cleanup_##X(void) { return hw_cleanup(X); }
#define HW_SCAN(X) \
static GSList *hw_scan_##X(GSList *options) { return hw_scan(options, X); }
#define HW_DEV_LIST(X) \
static GSList *hw_dev_list_##X(void) { return hw_dev_list(X); }
#define CLEAR_INSTANCES(X) \
static int clear_instances_##X(void) { return clear_instances(X); }
#define HW_DEV_ACQUISITION_START(X) \
static int hw_dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
void *cb_data) { return hw_dev_acquisition_start(sdi, cb_data, X); }
#define HW_DEV_OPEN(X) \
static int hw_dev_open_##X(struct sr_dev_inst *sdi) { return hw_dev_open(sdi, X); }

/* Driver structs and API function wrappers */
#define DRV(ID, ID_UPPER, NAME, LONGNAME) \
HW_INIT(ID_UPPER) \
HW_CLEANUP(ID_UPPER) \
HW_SCAN(ID_UPPER) \
HW_DEV_LIST(ID_UPPER) \
CLEAR_INSTANCES(ID_UPPER) \
HW_DEV_ACQUISITION_START(ID_UPPER) \
HW_DEV_OPEN(ID_UPPER) \
SR_PRIV struct sr_dev_driver ID##_driver_info = { \
	.name = NAME, \
	.longname = LONGNAME, \
	.api_version = 1, \
	.init = hw_init_##ID_UPPER, \
	.cleanup = hw_cleanup_##ID_UPPER, \
	.scan = hw_scan_##ID_UPPER, \
	.dev_list = hw_dev_list_##ID_UPPER, \
	.dev_clear = clear_instances_##ID_UPPER, \
	.config_get = NULL, \
	.config_set = config_set, \
	.config_list = config_list, \
	.dev_open = hw_dev_open_##ID_UPPER, \
	.dev_close = hw_dev_close, \
	.dev_acquisition_start = hw_dev_acquisition_start_##ID_UPPER, \
	.dev_acquisition_stop = hw_dev_acquisition_stop, \
	.priv = NULL, \
};

DRV(tecpel_dmm_8061, TECPEL_DMM_8061, "tecpel-dmm-8061", "Tecpel DMM-8061")
DRV(uni_t_ut61d, UNI_T_UT61D, "uni-t-ut61d", "UNI-T UT61D")
DRV(uni_t_ut61e, UNI_T_UT61E, "uni-t-ut61e", "UNI-T UT61E")
DRV(voltcraft_vc820, VOLTCRAFT_VC820, "voltcraft-vc820", "Voltcraft VC-820")
DRV(voltcraft_vc840, VOLTCRAFT_VC840, "voltcraft-vc840", "Voltcraft VC-840")
Commit	Line	Data
79081ec8	1	/*
50985c20	2	* This file is part of the libsigrok project.
79081ec8	3	*
bc653a56	4	* Copyright (C) 2012-2013 Uwe Hermann <uwe@hermann-uwe.de>
79081ec8 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 <stdlib.h>
	22	#include <string.h>
	23	#include "libsigrok.h"
	24	#include "libsigrok-internal.h"
	25	#include "protocol.h"
	26
388f9d3e UH	27	#define UNI_T_UT_D04_NEW "1a86.e008"
388f9d3e UH	28
7d93a62e	29	static const int32_t hwopts[] = {
431ec7ca	30	SR_CONF_CONN,
73365eae UH	31	};
73365eae UH	32
7d93a62e	33	static const int32_t hwcaps[] = {
1953564a BV	34	SR_CONF_MULTIMETER,
	35	SR_CONF_LIMIT_SAMPLES,
	36	SR_CONF_LIMIT_MSEC,
	37	SR_CONF_CONTINUOUS,
79081ec8 UH	38	};
79081ec8 UH	39
b6bad47c	40	SR_PRIV struct sr_dev_driver tecpel_dmm_8061_driver_info;
fdbcb86d	41	SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info;
bbef5e32	42	SR_PRIV struct sr_dev_driver uni_t_ut61e_driver_info;
fdbcb86d	43	SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info;
695d0e1e	44	SR_PRIV struct sr_dev_driver voltcraft_vc840_driver_info;
6ac5f892	45
c8852687	46	SR_PRIV struct dmm_info udmms[] = {
b6bad47c UH	47	{
	48	"Tecpel", "DMM-8061", 2400,
	49	FS9721_PACKET_SIZE, NULL,
	50	sr_fs9721_packet_valid, sr_fs9721_parse,
	51	sr_fs9721_00_temp_c,
	52	&tecpel_dmm_8061_driver_info, receive_data_TECPEL_DMM_8061,
	53	},
c8852687	54	{
767aae30	55	"UNI-T", "UT61D", 2400,
c8852687 UH	56	FS9922_PACKET_SIZE, NULL,
	57	sr_fs9922_packet_valid, sr_fs9922_parse,
	58	NULL,
	59	&uni_t_ut61d_driver_info, receive_data_UNI_T_UT61D,
	60	},
bbef5e32 UH	61	{
	62	"UNI-T", "UT61E", 19230,
	63	ES51922_PACKET_SIZE, NULL,
	64	sr_es51922_packet_valid, sr_es51922_parse,
	65	NULL,
	66	&uni_t_ut61e_driver_info, receive_data_UNI_T_UT61E,
	67	},
c8852687	68	{
bc653a56	69	"Voltcraft", "VC-820", 2400,
c8852687 UH	70	FS9721_PACKET_SIZE, NULL,
	71	sr_fs9721_packet_valid, sr_fs9721_parse,
	72	NULL,
	73	&voltcraft_vc820_driver_info, receive_data_VOLTCRAFT_VC820,
	74	},
695d0e1e UH	75	{
	76	"Voltcraft", "VC-840", 2400,
	77	FS9721_PACKET_SIZE, NULL,
	78	sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f	79	sr_fs9721_00_temp_c,
695d0e1e UH	80	&voltcraft_vc840_driver_info, receive_data_VOLTCRAFT_VC840,
695d0e1e UH	81	},
c8852687	82	};
6ac5f892	83
c8852687	84	static int clear_instances(int dmm)
79081ec8	85	{
c8852687 UH	86	(void)dmm;
c8852687 UH	87
79081ec8 UH	88	/* TODO: Use common code later. */
	89
	90	return SR_OK;
	91	}
	92
34f06b90	93	static int hw_init(struct sr_context *sr_ctx, int dmm)
79081ec8	94	{
c8852687	95	sr_dbg("Selected '%s' subdriver.", udmms[dmm].di->name);
6ac5f892	96
bc653a56	97	return std_hw_init(sr_ctx, udmms[dmm].di, DRIVER_LOG_DOMAIN);
fdbcb86d UH	98	}
fdbcb86d UH	99
c8852687	100	static GSList hw_scan(GSList options, int dmm)
79081ec8	101	{
388f9d3e	102	GSList usb_devices, devices, *l;
79081ec8	103	struct sr_dev_inst *sdi;
41d9427f	104	struct dev_context *devc;
79081ec8	105	struct drv_context *drvc;
388f9d3e	106	struct sr_usb_dev_inst *usb;
431ec7ca	107	struct sr_config *src;
41d9427f	108	struct sr_probe *probe;
388f9d3e	109	const char *conn;
79081ec8	110
c8852687	111	drvc = udmms[dmm].di->priv;
79081ec8	112
388f9d3e UH	113	conn = NULL;
388f9d3e UH	114	for (l = options; l; l = l->next) {
431ec7ca BV	115	src = l->data;
	116	switch (src->key) {
	117	case SR_CONF_CONN:
7d93a62e	118	conn = g_variant_get_string(src->data, NULL);
388f9d3e UH	119	break;
	120	}
	121	}
	122	if (!conn)
	123	conn = UNI_T_UT_D04_NEW;
41d9427f	124
388f9d3e UH	125	devices = NULL;
	126	if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
	127	g_slist_free_full(usb_devices, g_free);
79081ec8	128	return NULL;
388f9d3e	129	}
79081ec8	130
388f9d3e UH	131	for (l = usb_devices; l; l = l->next) {
388f9d3e UH	132	usb = l->data;
41d9427f UH	133
	134	if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
	135	sr_err("Device context malloc failed.");
	136	return NULL;
	137	}
	138
bc653a56 UH	139	devc->first_run = TRUE;
bc653a56 UH	140
388f9d3e	141	if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
c8852687	142	udmms[dmm].vendor, udmms[dmm].device, NULL))) {
41d9427f UH	143	sr_err("sr_dev_inst_new returned NULL.");
	144	return NULL;
	145	}
	146	sdi->priv = devc;
c8852687	147	sdi->driver = udmms[dmm].di;
41d9427f UH	148	if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
	149	return NULL;
	150	sdi->probes = g_slist_append(sdi->probes, probe);
388f9d3e	151
3ece1dff UH	152	sdi->inst_type = SR_INST_USB;
3ece1dff UH	153	sdi->conn = usb;
388f9d3e UH	154
388f9d3e UH	155	drvc->instances = g_slist_append(drvc->instances, sdi);
41d9427f	156	devices = g_slist_append(devices, sdi);
79081ec8 UH	157	}
	158
	159	return devices;
	160	}
	161
c8852687	162	static GSList *hw_dev_list(int dmm)
79081ec8	163	{
bc653a56	164	return ((struct drv_context *)(udmms[dmm].di->priv))->instances;
79081ec8 UH	165	}
79081ec8 UH	166
c8852687	167	static int hw_dev_open(struct sr_dev_inst *sdi, int dmm)
79081ec8	168	{
388f9d3e	169	struct drv_context *drvc;
3ece1dff	170	struct sr_usb_dev_inst *usb;
bc653a56	171	int ret;
41d9427f	172
c8852687	173	drvc = udmms[dmm].di->priv;
3ece1dff	174	usb = sdi->conn;
41d9427f	175
3ece1dff	176	if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) == SR_OK)
bc653a56	177	sdi->status = SR_ST_ACTIVE;
e73ffd42	178
bc653a56	179	return ret;
79081ec8 UH	180	}
	181
	182	static int hw_dev_close(struct sr_dev_inst *sdi)
	183	{
	184	(void)sdi;
	185
	186	/* TODO */
	187
bc653a56	188	sdi->status = SR_ST_INACTIVE;
e73ffd42	189
79081ec8 UH	190	return SR_OK;
	191	}
	192
c8852687	193	static int hw_cleanup(int dmm)
79081ec8	194	{
c8852687	195	clear_instances(dmm);
79081ec8	196
79081ec8 UH	197	return SR_OK;
	198	}
	199
7d93a62e	200	static int config_set(int id, GVariant data, const struct sr_dev_inst sdi)
79081ec8 UH	201	{
	202	struct dev_context *devc;
	203
	204	devc = sdi->priv;
	205
035a1078	206	switch (id) {
1953564a	207	case SR_CONF_LIMIT_MSEC:
79081ec8	208	/* TODO: Not yet implemented. */
7d93a62e	209	if (g_variant_get_uint64(data) == 0) {
79081ec8 UH	210	sr_err("Time limit cannot be 0.");
	211	return SR_ERR;
	212	}
7d93a62e	213	devc->limit_msec = g_variant_get_uint64(data);
79081ec8 UH	214	sr_dbg("Setting time limit to %" PRIu64 "ms.",
	215	devc->limit_msec);
	216	break;
1953564a	217	case SR_CONF_LIMIT_SAMPLES:
7d93a62e	218	if (g_variant_get_uint64(data) == 0) {
79081ec8 UH	219	sr_err("Sample limit cannot be 0.");
	220	return SR_ERR;
	221	}
7d93a62e	222	devc->limit_samples = g_variant_get_uint64(data);
79081ec8 UH	223	sr_dbg("Setting sample limit to %" PRIu64 ".",
	224	devc->limit_samples);
	225	break;
	226	default:
bd6fbf62	227	return SR_ERR_NA;
79081ec8 UH	228	}
	229
	230	return SR_OK;
	231	}
	232
7d93a62e	233	static int config_list(int key, GVariant *data, const struct sr_dev_inst sdi)
a1c743fc	234	{
a1c743fc BV	235	(void)sdi;
	236
	237	switch (key) {
0d485e30	238	case SR_CONF_SCAN_OPTIONS:
7d93a62e BV	239	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
7d93a62e BV	240	hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
0d485e30	241	break;
9a6517d1	242	case SR_CONF_DEVICE_OPTIONS:
7d93a62e BV	243	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
7d93a62e BV	244	hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
9a6517d1	245	break;
a1c743fc	246	default:
bd6fbf62	247	return SR_ERR_NA;
a1c743fc BV	248	}
	249
	250	return SR_OK;
	251	}
	252
79081ec8	253	static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
c8852687	254	void *cb_data, int dmm)
79081ec8	255	{
79081ec8 UH	256	struct dev_context *devc;
	257
	258	devc = sdi->priv;
	259
79081ec8 UH	260	devc->cb_data = cb_data;
	261
	262	/* Send header packet to the session bus. */
4afdfd46	263	std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
79081ec8	264
c8852687 UH	265	sr_source_add(0, 0, 10 /* poll_timeout */,
c8852687 UH	266	udmms[dmm].receive_data, (void *)sdi);
79081ec8 UH	267
	268	return SR_OK;
	269	}
	270
69b07d14	271	static int hw_dev_acquisition_stop(struct sr_dev_inst sdi, void cb_data)
79081ec8 UH	272	{
	273	struct sr_datafeed_packet packet;
	274
	275	(void)sdi;
	276
	277	sr_dbg("Stopping acquisition.");
	278
	279	/* Send end packet to the session bus. */
	280	sr_dbg("Sending SR_DF_END.");
	281	packet.type = SR_DF_END;
	282	sr_session_send(cb_data, &packet);
	283
	284	/* TODO? */
	285	sr_source_remove(0);
	286
	287	return SR_OK;
	288	}
	289
c8852687 UH	290	/* Driver-specific API function wrappers */
	291	#define HW_INIT(X) \
	292	static int hw_init_##X(struct sr_context *sr_ctx) { return hw_init(sr_ctx, X); }
	293	#define HW_CLEANUP(X) \
	294	static int hw_cleanup_##X(void) { return hw_cleanup(X); }
	295	#define HW_SCAN(X) \
	296	static GSList hw_scan_##X(GSList options) { return hw_scan(options, X); }
	297	#define HW_DEV_LIST(X) \
	298	static GSList *hw_dev_list_##X(void) { return hw_dev_list(X); }
	299	#define CLEAR_INSTANCES(X) \
	300	static int clear_instances_##X(void) { return clear_instances(X); }
	301	#define HW_DEV_ACQUISITION_START(X) \
	302	static int hw_dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
	303	void *cb_data) { return hw_dev_acquisition_start(sdi, cb_data, X); }
	304	#define HW_DEV_OPEN(X) \
	305	static int hw_dev_open_##X(struct sr_dev_inst *sdi) { return hw_dev_open(sdi, X); }
	306
	307	/* Driver structs and API function wrappers */
	308	#define DRV(ID, ID_UPPER, NAME, LONGNAME) \
	309	HW_INIT(ID_UPPER) \
	310	HW_CLEANUP(ID_UPPER) \
	311	HW_SCAN(ID_UPPER) \
	312	HW_DEV_LIST(ID_UPPER) \
	313	CLEAR_INSTANCES(ID_UPPER) \
	314	HW_DEV_ACQUISITION_START(ID_UPPER) \
	315	HW_DEV_OPEN(ID_UPPER) \
	316	SR_PRIV struct sr_dev_driver ID##_driver_info = { \
	317	.name = NAME, \
	318	.longname = LONGNAME, \
	319	.api_version = 1, \
	320	.init = hw_init_##ID_UPPER, \
	321	.cleanup = hw_cleanup_##ID_UPPER, \
	322	.scan = hw_scan_##ID_UPPER, \
	323	.dev_list = hw_dev_list_##ID_UPPER, \
	324	.dev_clear = clear_instances_##ID_UPPER, \
	325	.config_get = NULL, \
	326	.config_set = config_set, \
	327	.config_list = config_list, \
	328	.dev_open = hw_dev_open_##ID_UPPER, \
	329	.dev_close = hw_dev_close, \
	330	.dev_acquisition_start = hw_dev_acquisition_start_##ID_UPPER, \
	331	.dev_acquisition_stop = hw_dev_acquisition_stop, \
	332	.priv = NULL, \
fdbcb86d UH	333	};
fdbcb86d UH	334
b6bad47c	335	DRV(tecpel_dmm_8061, TECPEL_DMM_8061, "tecpel-dmm-8061", "Tecpel DMM-8061")
c8852687	336	DRV(uni_t_ut61d, UNI_T_UT61D, "uni-t-ut61d", "UNI-T UT61D")
bbef5e32	337	DRV(uni_t_ut61e, UNI_T_UT61E, "uni-t-ut61e", "UNI-T UT61E")
c8852687	338	DRV(voltcraft_vc820, VOLTCRAFT_VC820, "voltcraft-vc820", "Voltcraft VC-820")
695d0e1e	339	DRV(voltcraft_vc840, VOLTCRAFT_VC840, "voltcraft-vc840", "Voltcraft VC-840")