[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_8060_driver_info;
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-8060", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		NULL,
		&tecpel_dmm_8060_driver_info, receive_data_TECPEL_DMM_8060,
	},
	{
		"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)
{
	return std_dev_clear(udmms[dmm].di, NULL);
}

static int 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, LOG_PREFIX);
}

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

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

	/* TODO */

	sdi->status = SR_ST_INACTIVE;

	return SR_OK;
}

static int cleanup(int dmm)
{
	return clear_instances(dmm);
}

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:
		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 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;

	devc->starttime = g_get_monotonic_time();

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

	sr_source_add(0, 0, 10 /* poll_timeout */,
		      udmms[dmm].receive_data, (void *)sdi);

	return SR_OK;
}

static int 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 init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
#define HW_CLEANUP(X) \
static int cleanup_##X(void) { return cleanup(X); }
#define HW_SCAN(X) \
static GSList *scan_##X(GSList *options) { return scan(options, X); }
#define HW_DEV_LIST(X) \
static GSList *dev_list_##X(void) { return 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 dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
void *cb_data) { return dev_acquisition_start(sdi, cb_data, X); }
#define HW_DEV_OPEN(X) \
static int dev_open_##X(struct sr_dev_inst *sdi) { return 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 = init_##ID_UPPER, \
	.cleanup = cleanup_##ID_UPPER, \
	.scan = scan_##ID_UPPER, \
	.dev_list = dev_list_##ID_UPPER, \
	.dev_clear = clear_instances_##ID_UPPER, \
	.config_get = NULL, \
	.config_set = config_set, \
	.config_list = config_list, \
	.dev_open = dev_open_##ID_UPPER, \
	.dev_close = dev_close, \
	.dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
	.dev_acquisition_stop = dev_acquisition_stop, \
	.priv = NULL, \
};

DRV(tecpel_dmm_8060, TECPEL_DMM_8060, "tecpel-dmm-8060", "Tecpel DMM-8060")
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
4554314c	40	SR_PRIV struct sr_dev_driver tecpel_dmm_8060_driver_info;
b6bad47c	41	SR_PRIV struct sr_dev_driver tecpel_dmm_8061_driver_info;
fdbcb86d	42	SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info;
bbef5e32	43	SR_PRIV struct sr_dev_driver uni_t_ut61e_driver_info;
fdbcb86d	44	SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info;
695d0e1e	45	SR_PRIV struct sr_dev_driver voltcraft_vc840_driver_info;
6ac5f892	46
c8852687	47	SR_PRIV struct dmm_info udmms[] = {
4554314c UH	48	{
	49	"Tecpel", "DMM-8060", 2400,
	50	FS9721_PACKET_SIZE, NULL,
	51	sr_fs9721_packet_valid, sr_fs9721_parse,
	52	NULL,
	53	&tecpel_dmm_8060_driver_info, receive_data_TECPEL_DMM_8060,
	54	},
b6bad47c UH	55	{
	56	"Tecpel", "DMM-8061", 2400,
	57	FS9721_PACKET_SIZE, NULL,
	58	sr_fs9721_packet_valid, sr_fs9721_parse,
	59	sr_fs9721_00_temp_c,
	60	&tecpel_dmm_8061_driver_info, receive_data_TECPEL_DMM_8061,
	61	},
c8852687	62	{
767aae30	63	"UNI-T", "UT61D", 2400,
c8852687 UH	64	FS9922_PACKET_SIZE, NULL,
	65	sr_fs9922_packet_valid, sr_fs9922_parse,
	66	NULL,
	67	&uni_t_ut61d_driver_info, receive_data_UNI_T_UT61D,
	68	},
bbef5e32 UH	69	{
	70	"UNI-T", "UT61E", 19230,
	71	ES51922_PACKET_SIZE, NULL,
	72	sr_es51922_packet_valid, sr_es51922_parse,
	73	NULL,
	74	&uni_t_ut61e_driver_info, receive_data_UNI_T_UT61E,
	75	},
c8852687	76	{
bc653a56	77	"Voltcraft", "VC-820", 2400,
c8852687 UH	78	FS9721_PACKET_SIZE, NULL,
	79	sr_fs9721_packet_valid, sr_fs9721_parse,
	80	NULL,
	81	&voltcraft_vc820_driver_info, receive_data_VOLTCRAFT_VC820,
	82	},
695d0e1e UH	83	{
	84	"Voltcraft", "VC-840", 2400,
	85	FS9721_PACKET_SIZE, NULL,
	86	sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f	87	sr_fs9721_00_temp_c,
695d0e1e UH	88	&voltcraft_vc840_driver_info, receive_data_VOLTCRAFT_VC840,
695d0e1e UH	89	},
c8852687	90	};
6ac5f892	91
c8852687	92	static int clear_instances(int dmm)
79081ec8	93	{
8dca646e	94	return std_dev_clear(udmms[dmm].di, NULL);
79081ec8 UH	95	}
79081ec8 UH	96
6078d2c9	97	static int init(struct sr_context *sr_ctx, int dmm)
79081ec8	98	{
c8852687	99	sr_dbg("Selected '%s' subdriver.", udmms[dmm].di->name);
6ac5f892	100
29a27196	101	return std_hw_init(sr_ctx, udmms[dmm].di, LOG_PREFIX);
fdbcb86d UH	102	}
fdbcb86d UH	103
6078d2c9	104	static GSList scan(GSList options, int dmm)
79081ec8	105	{
388f9d3e	106	GSList usb_devices, devices, *l;
79081ec8	107	struct sr_dev_inst *sdi;
41d9427f	108	struct dev_context *devc;
79081ec8	109	struct drv_context *drvc;
388f9d3e	110	struct sr_usb_dev_inst *usb;
431ec7ca	111	struct sr_config *src;
41d9427f	112	struct sr_probe *probe;
388f9d3e	113	const char *conn;
79081ec8	114
c8852687	115	drvc = udmms[dmm].di->priv;
79081ec8	116
388f9d3e UH	117	conn = NULL;
388f9d3e UH	118	for (l = options; l; l = l->next) {
431ec7ca BV	119	src = l->data;
	120	switch (src->key) {
	121	case SR_CONF_CONN:
7d93a62e	122	conn = g_variant_get_string(src->data, NULL);
388f9d3e UH	123	break;
	124	}
	125	}
	126	if (!conn)
	127	conn = UNI_T_UT_D04_NEW;
41d9427f	128
388f9d3e UH	129	devices = NULL;
	130	if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
	131	g_slist_free_full(usb_devices, g_free);
79081ec8	132	return NULL;
388f9d3e	133	}
79081ec8	134
388f9d3e UH	135	for (l = usb_devices; l; l = l->next) {
388f9d3e UH	136	usb = l->data;
41d9427f UH	137
	138	if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
	139	sr_err("Device context malloc failed.");
	140	return NULL;
	141	}
	142
bc653a56 UH	143	devc->first_run = TRUE;
bc653a56 UH	144
388f9d3e	145	if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
c8852687	146	udmms[dmm].vendor, udmms[dmm].device, NULL))) {
41d9427f UH	147	sr_err("sr_dev_inst_new returned NULL.");
	148	return NULL;
	149	}
	150	sdi->priv = devc;
c8852687	151	sdi->driver = udmms[dmm].di;
41d9427f UH	152	if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
	153	return NULL;
	154	sdi->probes = g_slist_append(sdi->probes, probe);
388f9d3e	155
3ece1dff UH	156	sdi->inst_type = SR_INST_USB;
3ece1dff UH	157	sdi->conn = usb;
388f9d3e UH	158
388f9d3e UH	159	drvc->instances = g_slist_append(drvc->instances, sdi);
41d9427f	160	devices = g_slist_append(devices, sdi);
79081ec8 UH	161	}
	162
	163	return devices;
	164	}
	165
6078d2c9	166	static GSList *dev_list(int dmm)
79081ec8	167	{
bc653a56	168	return ((struct drv_context *)(udmms[dmm].di->priv))->instances;
79081ec8 UH	169	}
79081ec8 UH	170
6078d2c9	171	static int dev_open(struct sr_dev_inst *sdi, int dmm)
79081ec8	172	{
388f9d3e	173	struct drv_context *drvc;
3ece1dff	174	struct sr_usb_dev_inst *usb;
bc653a56	175	int ret;
41d9427f	176
c8852687	177	drvc = udmms[dmm].di->priv;
3ece1dff	178	usb = sdi->conn;
41d9427f	179
3ece1dff	180	if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) == SR_OK)
bc653a56	181	sdi->status = SR_ST_ACTIVE;
e73ffd42	182
bc653a56	183	return ret;
79081ec8 UH	184	}
79081ec8 UH	185
6078d2c9	186	static int dev_close(struct sr_dev_inst *sdi)
79081ec8 UH	187	{
	188	(void)sdi;
	189
	190	/* TODO */
	191
bc653a56	192	sdi->status = SR_ST_INACTIVE;
e73ffd42	193
79081ec8 UH	194	return SR_OK;
	195	}
	196
6078d2c9	197	static int cleanup(int dmm)
79081ec8	198	{
8dca646e	199	return clear_instances(dmm);
79081ec8 UH	200	}
79081ec8 UH	201
7d93a62e	202	static int config_set(int id, GVariant data, const struct sr_dev_inst sdi)
79081ec8 UH	203	{
	204	struct dev_context *devc;
	205
	206	devc = sdi->priv;
	207
035a1078	208	switch (id) {
1953564a	209	case SR_CONF_LIMIT_MSEC:
7d93a62e	210	if (g_variant_get_uint64(data) == 0) {
79081ec8 UH	211	sr_err("Time limit cannot be 0.");
	212	return SR_ERR;
	213	}
7d93a62e	214	devc->limit_msec = g_variant_get_uint64(data);
79081ec8 UH	215	sr_dbg("Setting time limit to %" PRIu64 "ms.",
	216	devc->limit_msec);
	217	break;
1953564a	218	case SR_CONF_LIMIT_SAMPLES:
7d93a62e	219	if (g_variant_get_uint64(data) == 0) {
79081ec8 UH	220	sr_err("Sample limit cannot be 0.");
	221	return SR_ERR;
	222	}
7d93a62e	223	devc->limit_samples = g_variant_get_uint64(data);
79081ec8 UH	224	sr_dbg("Setting sample limit to %" PRIu64 ".",
	225	devc->limit_samples);
	226	break;
	227	default:
bd6fbf62	228	return SR_ERR_NA;
79081ec8 UH	229	}
	230
	231	return SR_OK;
	232	}
	233
7d93a62e	234	static int config_list(int key, GVariant *data, const struct sr_dev_inst sdi)
a1c743fc	235	{
a1c743fc BV	236	(void)sdi;
	237
	238	switch (key) {
0d485e30	239	case SR_CONF_SCAN_OPTIONS:
7d93a62e BV	240	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
7d93a62e BV	241	hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
0d485e30	242	break;
9a6517d1	243	case SR_CONF_DEVICE_OPTIONS:
7d93a62e BV	244	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
7d93a62e BV	245	hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
9a6517d1	246	break;
a1c743fc	247	default:
bd6fbf62	248	return SR_ERR_NA;
a1c743fc BV	249	}
	250
	251	return SR_OK;
	252	}
	253
6078d2c9	254	static int dev_acquisition_start(const struct sr_dev_inst *sdi,
c8852687	255	void *cb_data, int dmm)
79081ec8	256	{
79081ec8 UH	257	struct dev_context *devc;
	258
	259	devc = sdi->priv;
	260
79081ec8 UH	261	devc->cb_data = cb_data;
79081ec8 UH	262
c5ffac41 UH	263	devc->starttime = g_get_monotonic_time();
c5ffac41 UH	264
79081ec8	265	/* Send header packet to the session bus. */
29a27196	266	std_session_send_df_header(cb_data, LOG_PREFIX);
79081ec8	267
c8852687 UH	268	sr_source_add(0, 0, 10 /* poll_timeout */,
c8852687 UH	269	udmms[dmm].receive_data, (void *)sdi);
79081ec8 UH	270
	271	return SR_OK;
	272	}
	273
6078d2c9	274	static int dev_acquisition_stop(struct sr_dev_inst sdi, void cb_data)
79081ec8 UH	275	{
	276	struct sr_datafeed_packet packet;
	277
	278	(void)sdi;
	279
	280	sr_dbg("Stopping acquisition.");
	281
	282	/* Send end packet to the session bus. */
	283	sr_dbg("Sending SR_DF_END.");
	284	packet.type = SR_DF_END;
	285	sr_session_send(cb_data, &packet);
	286
	287	/* TODO? */
	288	sr_source_remove(0);
	289
	290	return SR_OK;
	291	}
	292
c8852687 UH	293	/* Driver-specific API function wrappers */
c8852687 UH	294	#define HW_INIT(X) \
6078d2c9	295	static int init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
c8852687	296	#define HW_CLEANUP(X) \
6078d2c9	297	static int cleanup_##X(void) { return cleanup(X); }
c8852687	298	#define HW_SCAN(X) \
6078d2c9	299	static GSList scan_##X(GSList options) { return scan(options, X); }
c8852687	300	#define HW_DEV_LIST(X) \
6078d2c9	301	static GSList *dev_list_##X(void) { return dev_list(X); }
c8852687 UH	302	#define CLEAR_INSTANCES(X) \
	303	static int clear_instances_##X(void) { return clear_instances(X); }
	304	#define HW_DEV_ACQUISITION_START(X) \
6078d2c9 UH	305	static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
6078d2c9 UH	306	void *cb_data) { return dev_acquisition_start(sdi, cb_data, X); }
c8852687	307	#define HW_DEV_OPEN(X) \
6078d2c9	308	static int dev_open_##X(struct sr_dev_inst *sdi) { return dev_open(sdi, X); }
c8852687 UH	309
	310	/* Driver structs and API function wrappers */
	311	#define DRV(ID, ID_UPPER, NAME, LONGNAME) \
	312	HW_INIT(ID_UPPER) \
	313	HW_CLEANUP(ID_UPPER) \
	314	HW_SCAN(ID_UPPER) \
	315	HW_DEV_LIST(ID_UPPER) \
	316	CLEAR_INSTANCES(ID_UPPER) \
	317	HW_DEV_ACQUISITION_START(ID_UPPER) \
	318	HW_DEV_OPEN(ID_UPPER) \
	319	SR_PRIV struct sr_dev_driver ID##_driver_info = { \
	320	.name = NAME, \
	321	.longname = LONGNAME, \
	322	.api_version = 1, \
6078d2c9 UH	323	.init = init_##ID_UPPER, \
	324	.cleanup = cleanup_##ID_UPPER, \
	325	.scan = scan_##ID_UPPER, \
	326	.dev_list = dev_list_##ID_UPPER, \
c8852687 UH	327	.dev_clear = clear_instances_##ID_UPPER, \
	328	.config_get = NULL, \
	329	.config_set = config_set, \
	330	.config_list = config_list, \
6078d2c9 UH	331	.dev_open = dev_open_##ID_UPPER, \
	332	.dev_close = dev_close, \
	333	.dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
	334	.dev_acquisition_stop = dev_acquisition_stop, \
c8852687	335	.priv = NULL, \
fdbcb86d UH	336	};
fdbcb86d UH	337
4554314c	338	DRV(tecpel_dmm_8060, TECPEL_DMM_8060, "tecpel-dmm-8060", "Tecpel DMM-8060")
b6bad47c	339	DRV(tecpel_dmm_8061, TECPEL_DMM_8061, "tecpel-dmm-8061", "Tecpel DMM-8061")
c8852687	340	DRV(uni_t_ut61d, UNI_T_UT61D, "uni-t-ut61d", "UNI-T UT61D")
bbef5e32	341	DRV(uni_t_ut61e, UNI_T_UT61E, "uni-t-ut61e", "UNI-T UT61E")
c8852687	342	DRV(voltcraft_vc820, VOLTCRAFT_VC820, "voltcraft-vc820", "Voltcraft VC-820")
695d0e1e	343	DRV(voltcraft_vc840, VOLTCRAFT_VC840, "voltcraft-vc840", "Voltcraft VC-840")