[libsigrok.git] / src / hardware / pce-322a / api.c

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2016 George Hopkins <george-hopkins@null.net>
 *
 * 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 <string.h>
#include <config.h>
#include "protocol.h"

#define SERIALCOMM "115200/8n1"

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_POWER_OFF | SR_CONF_GET | SR_CONF_SET,
};

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 GSList *scan(struct sr_dev_driver *di, GSList *options)
{
	struct dev_context *devc;
	struct sr_config *src;
	struct sr_serial_dev_inst *serial;
	struct sr_dev_inst *sdi;
	GSList *l;
	const char *conn;

	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;

	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	sdi->status = SR_ST_INACTIVE;
	sdi->vendor = g_strdup("PCE");
	sdi->model = g_strdup("PCE-322A");
	devc = g_malloc0(sizeof(struct dev_context));
	devc->cur_mqflags = SR_MQFLAG_SPL_TIME_WEIGHT_F | SR_MQFLAG_SPL_FREQ_WEIGHT_A;
	sdi->conn = sr_serial_dev_inst_new(conn, SERIALCOMM);
	sdi->inst_type = SR_INST_SERIAL;
	sdi->priv = devc;
	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "SPL");

	serial_close(serial);

	return std_scan_complete(di, g_slist_append(NULL, sdi));
}

static int dev_clear(const struct sr_dev_driver *di)
{
	return std_dev_clear(di, NULL);
}

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;
	uint64_t tmp;
	int 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_SPL_WEIGHT_FREQ:
		tmp = pce_322a_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 = pce_322a_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_SPL_MEASUREMENT_RANGE:
		if ((ret = pce_322a_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;
	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 ret;
	const char *tmp_str;

	(void)cg;

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

	devc = sdi->priv;

	ret = SR_OK;
	switch (key) {
	case SR_CONF_LIMIT_SAMPLES:
		tmp_u64 = g_variant_get_uint64(data);
		devc->limit_samples = tmp_u64;
		ret = SR_OK;
		break;
	case SR_CONF_SPL_WEIGHT_FREQ:
		tmp_str = g_variant_get_string(data, NULL);
		if (!strcmp(tmp_str, "A"))
			ret = pce_322a_weight_freq_set(sdi,
					SR_MQFLAG_SPL_FREQ_WEIGHT_A);
		else if (!strcmp(tmp_str, "C"))
			ret = pce_322a_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 = pce_322a_weight_time_set(sdi,
					SR_MQFLAG_SPL_TIME_WEIGHT_F);
		else if (!strcmp(tmp_str, "S"))
			ret = pce_322a_weight_time_set(sdi,
					SR_MQFLAG_SPL_TIME_WEIGHT_S);
		else
			return SR_ERR_ARG;
		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 = pce_322a_meas_range_set(sdi, low, high);
				break;
			}
		}
		break;
	case SR_CONF_POWER_OFF:
		if (g_variant_get_boolean(data))
			ret = pce_322a_power_off(sdi);
		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;
		default:
			return SR_ERR_NA;
		}
	}

	return ret;
}

static int dev_open(struct sr_dev_inst *sdi)
{
	int ret;

	ret = std_serial_dev_open(sdi);
	if (ret != SR_OK)
		return ret;

	return pce_322a_connect(sdi);
}

static int dev_close(struct sr_dev_inst *sdi)
{
	/*
	 * Ensure device gets properly disconnected even when there was
	 * no acquisition.
	 */
	pce_322a_disconnect(sdi);

	return std_serial_dev_close(sdi);
}

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->buffer_len = 0;

	std_session_send_df_header(sdi);

	/* Poll every 150ms, or whenever some data comes in. */
	serial = sdi->conn;
	serial_source_add(sdi->session, serial, G_IO_IN, 150,
			pce_322a_receive_data, (void *)sdi);

	return SR_OK;
}

static int dev_acquisition_stop(struct sr_dev_inst *sdi)
{
	return std_serial_dev_acquisition_stop(sdi, dev_close);
}

static struct sr_dev_driver pce_322a_driver_info = {
	.name = "pce-322a",
	.longname = "PCE PCE-322A",
	.api_version = 1,
	.init = std_init,
	.cleanup = std_cleanup,
	.scan = scan,
	.dev_list = std_dev_list,
	.dev_clear = dev_clear,
	.config_get = config_get,
	.config_set = config_set,
	.config_list = config_list,
	.dev_open = dev_open,
	.dev_close = dev_close,
	.dev_acquisition_start = dev_acquisition_start,
	.dev_acquisition_stop = dev_acquisition_stop,
	.context = NULL,
};
SR_REGISTER_DEV_DRIVER(pce_322a_driver_info);
Commit	Line	Data
5a2c71cc GH	1	/*
	2	* This file is part of the libsigrok project.
	3	*
	4	* Copyright (C) 2016 George Hopkins <george-hopkins@null.net>
	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
	20	#include <string.h>
	21	#include <config.h>
	22	#include "protocol.h"
	23
	24	#define SERIALCOMM "115200/8n1"
	25
	26	static const uint32_t scanopts[] = {
	27	SR_CONF_CONN,
	28	};
	29
	30	static const uint32_t drvopts[] = {
	31	SR_CONF_SOUNDLEVELMETER,
	32	};
	33
	34	static const uint32_t devopts[] = {
	35	SR_CONF_CONTINUOUS \| SR_CONF_SET,
	36	SR_CONF_LIMIT_SAMPLES \| SR_CONF_GET \| SR_CONF_SET,
	37	SR_CONF_SPL_WEIGHT_FREQ \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	38	SR_CONF_SPL_WEIGHT_TIME \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	39	SR_CONF_SPL_MEASUREMENT_RANGE \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	40	SR_CONF_POWER_OFF \| SR_CONF_GET \| SR_CONF_SET,
	41	};
	42
	43	static const char *weight_freq[] = {
	44	"A",
	45	"C",
	46	};
	47
	48	static const char *weight_time[] = {
	49	"F",
	50	"S",
	51	};
	52
	53	static const uint64_t meas_ranges[][2] = {
	54	{ 30, 130 },
	55	{ 30, 80 },
	56	{ 50, 100 },
	57	{ 80, 130 },
	58	};
	59
	60	static GSList scan(struct sr_dev_driver di, GSList *options)
	61	{
5a2c71cc GH	62	struct dev_context *devc;
	63	struct sr_config *src;
	64	struct sr_serial_dev_inst *serial;
	65	struct sr_dev_inst *sdi;
43376f33	66	GSList *l;
5a2c71cc GH	67	const char *conn;
	68
	69	conn = NULL;
	70	for (l = options; l; l = l->next) {
	71	src = l->data;
	72	if (src->key == SR_CONF_CONN)
	73	conn = g_variant_get_string(src->data, NULL);
	74	}
	75	if (!conn)
	76	return NULL;
	77
	78	serial = sr_serial_dev_inst_new(conn, SERIALCOMM);
	79
	80	if (serial_open(serial, SERIAL_RDONLY) != SR_OK)
	81	return NULL;
	82
5a2c71cc GH	83	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	84	sdi->status = SR_ST_INACTIVE;
	85	sdi->vendor = g_strdup("PCE");
	86	sdi->model = g_strdup("PCE-322A");
	87	devc = g_malloc0(sizeof(struct dev_context));
	88	devc->cur_mqflags = SR_MQFLAG_SPL_TIME_WEIGHT_F \| SR_MQFLAG_SPL_FREQ_WEIGHT_A;
	89	sdi->conn = sr_serial_dev_inst_new(conn, SERIALCOMM);
	90	sdi->inst_type = SR_INST_SERIAL;
	91	sdi->priv = devc;
5a2c71cc	92	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "SPL");
5a2c71cc GH	93
	94	serial_close(serial);
	95
43376f33	96	return std_scan_complete(di, g_slist_append(NULL, sdi));
5a2c71cc GH	97	}
	98
	99	static int dev_clear(const struct sr_dev_driver *di)
	100	{
	101	return std_dev_clear(di, NULL);
	102	}
	103
	104	static int config_get(uint32_t key, GVariant **data,
	105	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	106	{
	107	struct dev_context *devc;
	108	GVariant *range[2];
	109	uint64_t low, high;
	110	uint64_t tmp;
	111	int ret;
	112
	113	(void)cg;
	114
	115	if (!sdi)
	116	return SR_ERR_ARG;
	117
	118	devc = sdi->priv;
	119	ret = SR_OK;
	120	switch (key) {
	121	case SR_CONF_LIMIT_SAMPLES:
	122	*data = g_variant_new_uint64(devc->limit_samples);
	123	break;
	124	case SR_CONF_SPL_WEIGHT_FREQ:
	125	tmp = pce_322a_weight_freq_get(sdi);
	126	if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_A)
	127	*data = g_variant_new_string("A");
	128	else if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_C)
	129	*data = g_variant_new_string("C");
	130	else
	131	return SR_ERR;
	132	break;
	133	case SR_CONF_SPL_WEIGHT_TIME:
	134	tmp = pce_322a_weight_time_get(sdi);
	135	if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_F)
	136	*data = g_variant_new_string("F");
	137	else if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_S)
	138	*data = g_variant_new_string("S");
	139	else
	140	return SR_ERR;
	141	break;
	142	case SR_CONF_SPL_MEASUREMENT_RANGE:
	143	if ((ret = pce_322a_meas_range_get(sdi, &low, &high)) == SR_OK) {
	144	range[0] = g_variant_new_uint64(low);
	145	range[1] = g_variant_new_uint64(high);
	146	*data = g_variant_new_tuple(range, 2);
	147	}
	148	break;
	149	case SR_CONF_POWER_OFF:
	150	*data = g_variant_new_boolean(FALSE);
	151	break;
	152	default:
	153	return SR_ERR_NA;
	154	}
	155
	156	return ret;
	157	}
	158
	159	static int config_set(uint32_t key, GVariant data, const struct sr_dev_inst sdi,
	160	const struct sr_channel_group *cg)
161	{
162	struct dev_context *devc;
163	uint64_t tmp_u64, low, high;
164	unsigned int i;
165	int ret;
166	const char *tmp_str;
167
168	(void)cg;
169
170	if (sdi->status != SR_ST_ACTIVE)
171	return SR_ERR_DEV_CLOSED;
172
173	devc = sdi->priv;
174
175	ret = SR_OK;
176	switch (key) {
177	case SR_CONF_LIMIT_SAMPLES:
178	tmp_u64 = g_variant_get_uint64(data);
179	devc->limit_samples = tmp_u64;
180	ret = SR_OK;
181	break;
182	case SR_CONF_SPL_WEIGHT_FREQ:
183	tmp_str = g_variant_get_string(data, NULL);
184	if (!strcmp(tmp_str, "A"))
185	ret = pce_322a_weight_freq_set(sdi,
186	SR_MQFLAG_SPL_FREQ_WEIGHT_A);
187	else if (!strcmp(tmp_str, "C"))
188	ret = pce_322a_weight_freq_set(sdi,
189	SR_MQFLAG_SPL_FREQ_WEIGHT_C);
190	else
191	return SR_ERR_ARG;
192	break;
193	case SR_CONF_SPL_WEIGHT_TIME:
194	tmp_str = g_variant_get_string(data, NULL);
195	if (!strcmp(tmp_str, "F"))
196	ret = pce_322a_weight_time_set(sdi,
197	SR_MQFLAG_SPL_TIME_WEIGHT_F);
198	else if (!strcmp(tmp_str, "S"))
199	ret = pce_322a_weight_time_set(sdi,
200	SR_MQFLAG_SPL_TIME_WEIGHT_S);
201	else
202	return SR_ERR_ARG;
203	break;
204	case SR_CONF_SPL_MEASUREMENT_RANGE:
205	g_variant_get(data, "(tt)", &low, &high);
206	ret = SR_ERR_ARG;
207	for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) {
208	if (meas_ranges[i][0] == low && meas_ranges[i][1] == high) {
209	ret = pce_322a_meas_range_set(sdi, low, high);
210	break;
211	}
212	}
213	break;
214	case SR_CONF_POWER_OFF:
215	if (g_variant_get_boolean(data))
216	ret = pce_322a_power_off(sdi);
217	break;
218	default:
219	ret = SR_ERR_NA;
220	}
221
222	return ret;
223	}
224
225	static int config_list(uint32_t key, GVariant **data,
226	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
227	{
228	GVariant tuple, range[2];
229	GVariantBuilder gvb;
230	unsigned int i;
231	int ret;
232
233	(void)cg;
234
235	ret = SR_OK;
236	if (!sdi) {
237	switch (key) {
238	case SR_CONF_SCAN_OPTIONS:
239	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
240	scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
241	break;
242	case SR_CONF_DEVICE_OPTIONS:
243	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
244	drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
245	break;
246	default:
247	return SR_ERR_NA;
248	}
249	} else {
250	switch (key) {
251	case SR_CONF_DEVICE_OPTIONS:
252	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
253	devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
254	break;
255	case SR_CONF_SPL_WEIGHT_FREQ:
256	*data = g_variant_new_strv(weight_freq, ARRAY_SIZE(weight_freq));
257	break;
258	case SR_CONF_SPL_WEIGHT_TIME:
259	*data = g_variant_new_strv(weight_time, ARRAY_SIZE(weight_time));
260	break;
261	case SR_CONF_SPL_MEASUREMENT_RANGE:
262	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
263	for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) {
264	range[0] = g_variant_new_uint64(meas_ranges[i][0]);
265	range[1] = g_variant_new_uint64(meas_ranges[i][1]);
266	tuple = g_variant_new_tuple(range, 2);
267	g_variant_builder_add_value(&gvb, tuple);
268	}
269	*data = g_variant_builder_end(&gvb);
270	break;
271	default:
272	return SR_ERR_NA;
273	}
274	}
275
276	return ret;
277	}
278
279	static int dev_open(struct sr_dev_inst *sdi)
280	{
281	int ret;
282
283	ret = std_serial_dev_open(sdi);
284	if (ret != SR_OK)
285	return ret;
286
287	return pce_322a_connect(sdi);
288	}
289
290	static int dev_close(struct sr_dev_inst *sdi)
291	{
292	/*
293	* Ensure device gets properly disconnected even when there was
294	* no acquisition.
295	*/
296	pce_322a_disconnect(sdi);
297
298	return std_serial_dev_close(sdi);
299	}
300
301	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
302	{
303	struct dev_context *devc;
304	struct sr_serial_dev_inst *serial;
305
306	if (sdi->status != SR_ST_ACTIVE)
307	return SR_ERR_DEV_CLOSED;
308
309	devc = sdi->priv;
310	devc->buffer_len = 0;
311
bee2b016	312	std_session_send_df_header(sdi);
5a2c71cc GH	313
	314	/* Poll every 150ms, or whenever some data comes in. */
	315	serial = sdi->conn;
	316	serial_source_add(sdi->session, serial, G_IO_IN, 150,
	317	pce_322a_receive_data, (void *)sdi);
	318
	319	return SR_OK;
	320	}
	321
	322	static int dev_acquisition_stop(struct sr_dev_inst *sdi)
	323	{
15f96409	324	return std_serial_dev_acquisition_stop(sdi, dev_close);
5a2c71cc GH	325	}
	326
	327	static struct sr_dev_driver pce_322a_driver_info = {
	328	.name = "pce-322a",
	329	.longname = "PCE PCE-322A",
	330	.api_version = 1,
	331	.init = std_init,
	332	.cleanup = std_cleanup,
	333	.scan = scan,
	334	.dev_list = std_dev_list,
	335	.dev_clear = dev_clear,
	336	.config_get = config_get,
	337	.config_set = config_set,
	338	.config_list = config_list,
	339	.dev_open = dev_open,
	340	.dev_close = dev_close,
	341	.dev_acquisition_start = dev_acquisition_start,
	342	.dev_acquisition_stop = dev_acquisition_stop,
	343	.context = NULL,
	344	};
	345	SR_REGISTER_DEV_DRIVER(pce_322a_driver_info);