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ca1a7cb5 BV |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2014 Bert Vermeulen <bert@biot.com> | |
5 | * | |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
6ec6c43b | 20 | #include <config.h> |
9e45cd41 | 21 | #include <string.h> |
ba464a12 | 22 | #include <strings.h> |
91ef511d | 23 | #include "scpi.h" |
ca1a7cb5 BV |
24 | #include "protocol.h" |
25 | ||
26 | SR_PRIV struct sr_dev_driver scpi_pps_driver_info; | |
9e45cd41 | 27 | |
584560f1 | 28 | static const uint32_t scanopts[] = { |
9e45cd41 BV |
29 | SR_CONF_CONN, |
30 | SR_CONF_SERIALCOMM, | |
31 | }; | |
ca1a7cb5 | 32 | |
9d9cf1c4 | 33 | static const uint32_t drvopts[] = { |
a258204e | 34 | SR_CONF_POWER_SUPPLY, |
a258204e BV |
35 | }; |
36 | ||
329733d9 | 37 | static const struct pps_channel_instance pci[] = { |
01b0257a BV |
38 | { SR_MQ_VOLTAGE, SCPI_CMD_GET_MEAS_VOLTAGE, "V" }, |
39 | { SR_MQ_CURRENT, SCPI_CMD_GET_MEAS_CURRENT, "I" }, | |
40 | { SR_MQ_POWER, SCPI_CMD_GET_MEAS_POWER, "P" }, | |
4264f1c0 | 41 | { SR_MQ_FREQUENCY, SCPI_CMD_GET_MEAS_FREQUENCY, "F" }, |
01b0257a BV |
42 | }; |
43 | ||
4f840ce9 | 44 | static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx) |
ca1a7cb5 BV |
45 | { |
46 | return std_init(sr_ctx, di, LOG_PREFIX); | |
47 | } | |
48 | ||
9e45cd41 | 49 | static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi) |
ca1a7cb5 | 50 | { |
9e45cd41 BV |
51 | struct dev_context *devc; |
52 | struct sr_dev_inst *sdi; | |
53 | struct sr_scpi_hw_info *hw_info; | |
54 | struct sr_channel_group *cg; | |
55 | struct sr_channel *ch; | |
56 | const struct scpi_pps *device; | |
01b0257a | 57 | struct pps_channel *pch; |
4a471029 BV |
58 | struct channel_spec *channels; |
59 | struct channel_group_spec *channel_groups, *cgs; | |
9e45cd41 | 60 | struct pps_channel_group *pcg; |
58b77c41 BV |
61 | GRegex *model_re; |
62 | GMatchInfo *model_mi; | |
01b0257a | 63 | GSList *l; |
9e45cd41 | 64 | uint64_t mask; |
4a471029 BV |
65 | unsigned int num_channels, num_channel_groups, ch_num, ch_idx, i, j; |
66 | int ret; | |
22c18b03 | 67 | const char *vendor; |
01b0257a | 68 | char ch_name[16]; |
9e45cd41 BV |
69 | |
70 | if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) { | |
71 | sr_info("Couldn't get IDN response."); | |
72 | return NULL; | |
73 | } | |
74 | ||
75 | device = NULL; | |
76 | for (i = 0; i < num_pps_profiles; i++) { | |
91ef511d | 77 | vendor = sr_vendor_alias(hw_info->manufacturer); |
34577da6 | 78 | if (g_ascii_strcasecmp(vendor, pps_profiles[i].vendor)) |
22c18b03 | 79 | continue; |
58b77c41 BV |
80 | model_re = g_regex_new(pps_profiles[i].model, 0, 0, NULL); |
81 | if (g_regex_match(model_re, hw_info->model, 0, &model_mi)) | |
9e45cd41 | 82 | device = &pps_profiles[i]; |
58b77c41 BV |
83 | g_match_info_unref(model_mi); |
84 | g_regex_unref(model_re); | |
85 | if (device) | |
9e45cd41 | 86 | break; |
9e45cd41 BV |
87 | } |
88 | if (!device) { | |
89 | sr_scpi_hw_info_free(hw_info); | |
90 | return NULL; | |
91 | } | |
92 | ||
aac29cc1 | 93 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
7d4f1741 | 94 | sdi->status = SR_ST_INACTIVE; |
0af636be UH |
95 | sdi->vendor = g_strdup(vendor); |
96 | sdi->model = g_strdup(hw_info->model); | |
97 | sdi->version = g_strdup(hw_info->firmware_version); | |
9e45cd41 | 98 | sdi->conn = scpi; |
4f840ce9 | 99 | sdi->driver = &scpi_pps_driver_info; |
9e45cd41 | 100 | sdi->inst_type = SR_INST_SCPI; |
d08667c5 SA |
101 | sdi->serial_num = g_strdup(hw_info->serial_number); |
102 | ||
9e45cd41 BV |
103 | devc = g_malloc0(sizeof(struct dev_context)); |
104 | devc->device = device; | |
105 | sdi->priv = devc; | |
106 | ||
4a471029 BV |
107 | if (device->num_channels) { |
108 | /* Static channels and groups. */ | |
329733d9 | 109 | channels = (struct channel_spec *)device->channels; |
4a471029 | 110 | num_channels = device->num_channels; |
329733d9 | 111 | channel_groups = (struct channel_group_spec *)device->channel_groups; |
4a471029 BV |
112 | num_channel_groups = device->num_channel_groups; |
113 | } else { | |
114 | /* Channels and groups need to be probed. */ | |
115 | ret = device->probe_channels(sdi, hw_info, &channels, &num_channels, | |
116 | &channel_groups, &num_channel_groups); | |
117 | if (ret != SR_OK) { | |
118 | sr_err("Failed to probe for channels."); | |
119 | return NULL; | |
120 | } | |
121 | /* | |
122 | * Since these were dynamically allocated, we'll need to free them | |
123 | * later. | |
124 | */ | |
125 | devc->channels = channels; | |
126 | devc->channel_groups = channel_groups; | |
127 | } | |
128 | ||
01b0257a | 129 | ch_idx = 0; |
4a471029 | 130 | for (ch_num = 0; ch_num < num_channels; ch_num++) { |
01b0257a | 131 | /* Create one channel per measurable output unit. */ |
01b0257a | 132 | for (i = 0; i < ARRAY_SIZE(pci); i++) { |
91ef511d | 133 | if (!scpi_cmd_get(devc->device->commands, pci[i].command)) |
01b0257a BV |
134 | continue; |
135 | g_snprintf(ch_name, 16, "%s%s", pci[i].prefix, | |
4a471029 | 136 | channels[ch_num].name); |
5e23fcab ML |
137 | ch = sr_channel_new(sdi, ch_idx++, SR_CHANNEL_ANALOG, TRUE, |
138 | ch_name); | |
01b0257a BV |
139 | pch = g_malloc0(sizeof(struct pps_channel)); |
140 | pch->hw_output_idx = ch_num; | |
4a471029 | 141 | pch->hwname = channels[ch_num].name; |
01b0257a BV |
142 | pch->mq = pci[i].mq; |
143 | ch->priv = pch; | |
01b0257a | 144 | } |
9e45cd41 | 145 | } |
ca1a7cb5 | 146 | |
4a471029 BV |
147 | for (i = 0; i < num_channel_groups; i++) { |
148 | cgs = &channel_groups[i]; | |
9e45cd41 BV |
149 | cg = g_malloc0(sizeof(struct sr_channel_group)); |
150 | cg->name = g_strdup(cgs->name); | |
151 | for (j = 0, mask = 1; j < 64; j++, mask <<= 1) { | |
152 | if (cgs->channel_index_mask & mask) { | |
01b0257a BV |
153 | for (l = sdi->channels; l; l = l->next) { |
154 | ch = l->data; | |
155 | pch = ch->priv; | |
156 | if (pch->hw_output_idx == j) | |
157 | cg->channels = g_slist_append(cg->channels, ch); | |
158 | } | |
9e45cd41 BV |
159 | } |
160 | } | |
161 | pcg = g_malloc0(sizeof(struct pps_channel_group)); | |
162 | pcg->features = cgs->features; | |
163 | cg->priv = pcg; | |
164 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
165 | } | |
ca1a7cb5 | 166 | |
4a471029 BV |
167 | sr_scpi_hw_info_free(hw_info); |
168 | hw_info = NULL; | |
169 | ||
91ef511d | 170 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL); |
9e45cd41 | 171 | sr_scpi_close(scpi); |
ca1a7cb5 | 172 | |
9e45cd41 BV |
173 | return sdi; |
174 | } | |
ca1a7cb5 | 175 | |
4f840ce9 | 176 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
9e45cd41 | 177 | { |
41812aca | 178 | return sr_scpi_scan(di->context, options, probe_device); |
ca1a7cb5 BV |
179 | } |
180 | ||
4f840ce9 | 181 | static GSList *dev_list(const struct sr_dev_driver *di) |
ca1a7cb5 | 182 | { |
41812aca | 183 | return ((struct drv_context *)(di->context))->instances; |
ca1a7cb5 BV |
184 | } |
185 | ||
4f840ce9 | 186 | static int dev_clear(const struct sr_dev_driver *di) |
ca1a7cb5 BV |
187 | { |
188 | return std_dev_clear(di, NULL); | |
189 | } | |
190 | ||
191 | static int dev_open(struct sr_dev_inst *sdi) | |
192 | { | |
ee2860ee | 193 | struct dev_context *devc; |
9e45cd41 | 194 | struct sr_scpi_dev_inst *scpi; |
ee2860ee | 195 | GVariant *beeper; |
9e45cd41 | 196 | |
7d4f1741 | 197 | if (sdi->status != SR_ST_INACTIVE) |
9e45cd41 | 198 | return SR_ERR; |
ca1a7cb5 | 199 | |
9e45cd41 BV |
200 | scpi = sdi->conn; |
201 | if (sr_scpi_open(scpi) < 0) | |
202 | return SR_ERR; | |
ca1a7cb5 BV |
203 | |
204 | sdi->status = SR_ST_ACTIVE; | |
205 | ||
91ef511d BV |
206 | devc = sdi->priv; |
207 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_REMOTE); | |
ee2860ee BV |
208 | devc = sdi->priv; |
209 | devc->beeper_was_set = FALSE; | |
91ef511d BV |
210 | if (scpi_cmd_resp(sdi, devc->device->commands, &beeper, |
211 | G_VARIANT_TYPE_BOOLEAN, SCPI_CMD_BEEPER) == SR_OK) { | |
ee2860ee BV |
212 | if (g_variant_get_boolean(beeper)) { |
213 | devc->beeper_was_set = TRUE; | |
91ef511d | 214 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_DISABLE); |
ee2860ee BV |
215 | } |
216 | g_variant_unref(beeper); | |
217 | } | |
60475cd7 | 218 | |
ca1a7cb5 BV |
219 | return SR_OK; |
220 | } | |
221 | ||
222 | static int dev_close(struct sr_dev_inst *sdi) | |
223 | { | |
9e45cd41 | 224 | struct sr_scpi_dev_inst *scpi; |
ee2860ee | 225 | struct dev_context *devc; |
ca1a7cb5 | 226 | |
9e45cd41 BV |
227 | if (sdi->status != SR_ST_ACTIVE) |
228 | return SR_ERR_DEV_CLOSED; | |
ca1a7cb5 | 229 | |
ee2860ee | 230 | devc = sdi->priv; |
9e45cd41 BV |
231 | scpi = sdi->conn; |
232 | if (scpi) { | |
ee2860ee | 233 | if (devc->beeper_was_set) |
91ef511d BV |
234 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_ENABLE); |
235 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL); | |
9e45cd41 BV |
236 | sr_scpi_close(scpi); |
237 | sdi->status = SR_ST_INACTIVE; | |
238 | } | |
ca1a7cb5 BV |
239 | |
240 | return SR_OK; | |
241 | } | |
242 | ||
4a471029 BV |
243 | static void clear_helper(void *priv) |
244 | { | |
245 | struct dev_context *devc; | |
246 | ||
247 | devc = priv; | |
248 | g_free(devc->channels); | |
249 | g_free(devc->channel_groups); | |
250 | g_free(devc); | |
251 | } | |
252 | ||
4f840ce9 | 253 | static int cleanup(const struct sr_dev_driver *di) |
ca1a7cb5 | 254 | { |
4a471029 | 255 | return std_dev_clear(di, clear_helper); |
ca1a7cb5 BV |
256 | } |
257 | ||
584560f1 | 258 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
259 | const struct sr_channel_group *cg) |
260 | { | |
9e45cd41 | 261 | struct dev_context *devc; |
478c8d92 BV |
262 | const GVariantType *gvtype; |
263 | unsigned int i; | |
264 | int cmd, ret; | |
069d9f25 | 265 | const char *s; |
ca1a7cb5 | 266 | |
9e45cd41 BV |
267 | if (!sdi) |
268 | return SR_ERR_ARG; | |
269 | ||
270 | devc = sdi->priv; | |
ca1a7cb5 | 271 | |
478c8d92 | 272 | if (cg) { |
9e45cd41 BV |
273 | /* |
274 | * These options only apply to channel groups with a single | |
275 | * channel -- they're per-channel settings for the device. | |
276 | */ | |
478c8d92 BV |
277 | |
278 | /* | |
279 | * Config keys are handled below depending on whether a channel | |
280 | * group was provided by the frontend. However some of these | |
281 | * take a CG on one PPS but not on others. Check the device's | |
282 | * profile for that here, and NULL out the channel group as needed. | |
283 | */ | |
284 | for (i = 0; i < devc->device->num_devopts; i++) { | |
285 | if (devc->device->devopts[i] == key) { | |
286 | cg = NULL; | |
287 | break; | |
288 | } | |
289 | } | |
478c8d92 | 290 | } |
9e45cd41 | 291 | |
478c8d92 BV |
292 | gvtype = NULL; |
293 | cmd = -1; | |
294 | switch (key) { | |
7a0b98b5 | 295 | case SR_CONF_ENABLED: |
478c8d92 BV |
296 | gvtype = G_VARIANT_TYPE_BOOLEAN; |
297 | cmd = SCPI_CMD_GET_OUTPUT_ENABLED; | |
298 | break; | |
7a0b98b5 | 299 | case SR_CONF_VOLTAGE: |
478c8d92 BV |
300 | gvtype = G_VARIANT_TYPE_DOUBLE; |
301 | cmd = SCPI_CMD_GET_MEAS_VOLTAGE; | |
302 | break; | |
7a0b98b5 | 303 | case SR_CONF_VOLTAGE_TARGET: |
478c8d92 | 304 | gvtype = G_VARIANT_TYPE_DOUBLE; |
ca95e90f | 305 | cmd = SCPI_CMD_GET_VOLTAGE_TARGET; |
478c8d92 | 306 | break; |
4264f1c0 AG |
307 | case SR_CONF_OUTPUT_FREQUENCY: |
308 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
309 | cmd = SCPI_CMD_GET_MEAS_FREQUENCY; | |
310 | break; | |
311 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: | |
312 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
313 | cmd = SCPI_CMD_GET_FREQUENCY_TARGET; | |
314 | break; | |
7a0b98b5 | 315 | case SR_CONF_CURRENT: |
478c8d92 BV |
316 | gvtype = G_VARIANT_TYPE_DOUBLE; |
317 | cmd = SCPI_CMD_GET_MEAS_CURRENT; | |
318 | break; | |
7a0b98b5 | 319 | case SR_CONF_CURRENT_LIMIT: |
478c8d92 | 320 | gvtype = G_VARIANT_TYPE_DOUBLE; |
ca95e90f | 321 | cmd = SCPI_CMD_GET_CURRENT_LIMIT; |
478c8d92 BV |
322 | break; |
323 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
324 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
325 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED; | |
326 | break; | |
327 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE: | |
328 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
329 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE; | |
330 | break; | |
331 | case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD: | |
332 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
333 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD; | |
334 | break; | |
335 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
336 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
337 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED; | |
338 | break; | |
339 | case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE: | |
340 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
341 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE; | |
342 | break; | |
343 | case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD: | |
344 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
345 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD; | |
346 | break; | |
347 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
348 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
349 | cmd = SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION; | |
350 | break; | |
7a0b98b5 | 351 | case SR_CONF_REGULATION: |
60475cd7 BV |
352 | gvtype = G_VARIANT_TYPE_STRING; |
353 | cmd = SCPI_CMD_GET_OUTPUT_REGULATION; | |
478c8d92 | 354 | } |
91ef511d BV |
355 | if (!gvtype) |
356 | return SR_ERR_NA; | |
357 | ||
358 | if (cg) | |
359 | select_channel(sdi, cg->channels->data); | |
360 | ret = scpi_cmd_resp(sdi, devc->device->commands, data, gvtype, cmd); | |
361 | ||
362 | if (cmd == SCPI_CMD_GET_OUTPUT_REGULATION) { | |
363 | /* | |
364 | * The Rigol DP800 series return CV/CC/UR, Philips PM2800 | |
365 | * return VOLT/CURR. We always return a GVariant string in | |
366 | * the Rigol notation. | |
367 | */ | |
d66c93cc | 368 | s = g_variant_get_string(*data, NULL); |
069d9f25 AJ |
369 | if (!strcmp(s, "VOLT")) { |
370 | g_variant_unref(*data); | |
91ef511d | 371 | *data = g_variant_new_string("CV"); |
069d9f25 AJ |
372 | } else if (!strcmp(s, "CURR")) { |
373 | g_variant_unref(*data); | |
91ef511d | 374 | *data = g_variant_new_string("CC"); |
069d9f25 AJ |
375 | } |
376 | ||
377 | s = g_variant_get_string(*data, NULL); | |
378 | if (strcmp(s, "CV") && strcmp(s, "CC") && strcmp(s, "UR")) { | |
91ef511d BV |
379 | sr_dbg("Unknown response to SCPI_CMD_GET_OUTPUT_REGULATION: %s", s); |
380 | ret = SR_ERR_DATA; | |
381 | } | |
91ef511d | 382 | } |
ca1a7cb5 BV |
383 | |
384 | return ret; | |
385 | } | |
386 | ||
584560f1 | 387 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
388 | const struct sr_channel_group *cg) |
389 | { | |
91ef511d | 390 | struct dev_context *devc; |
9e45cd41 | 391 | double d; |
ca1a7cb5 | 392 | int ret; |
ca1a7cb5 | 393 | |
fdedbfcd BV |
394 | if (!sdi) |
395 | return SR_ERR_ARG; | |
396 | ||
ca1a7cb5 BV |
397 | if (sdi->status != SR_ST_ACTIVE) |
398 | return SR_ERR_DEV_CLOSED; | |
399 | ||
60475cd7 | 400 | if (cg) |
9e45cd41 | 401 | /* Channel group specified. */ |
60475cd7 BV |
402 | select_channel(sdi, cg->channels->data); |
403 | ||
91ef511d | 404 | devc = sdi->priv; |
e57057ae | 405 | |
60475cd7 | 406 | switch (key) { |
7a0b98b5 | 407 | case SR_CONF_ENABLED: |
60475cd7 | 408 | if (g_variant_get_boolean(data)) |
91ef511d BV |
409 | ret = scpi_cmd(sdi, devc->device->commands, |
410 | SCPI_CMD_SET_OUTPUT_ENABLE); | |
60475cd7 | 411 | else |
91ef511d BV |
412 | ret = scpi_cmd(sdi, devc->device->commands, |
413 | SCPI_CMD_SET_OUTPUT_DISABLE); | |
60475cd7 | 414 | break; |
7a0b98b5 | 415 | case SR_CONF_VOLTAGE_TARGET: |
60475cd7 | 416 | d = g_variant_get_double(data); |
91ef511d BV |
417 | ret = scpi_cmd(sdi, devc->device->commands, |
418 | SCPI_CMD_SET_VOLTAGE_TARGET, d); | |
60475cd7 | 419 | break; |
4264f1c0 AG |
420 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: |
421 | d = g_variant_get_double(data); | |
91ef511d BV |
422 | ret = scpi_cmd(sdi, devc->device->commands, |
423 | SCPI_CMD_SET_FREQUENCY_TARGET, d); | |
4264f1c0 | 424 | break; |
7a0b98b5 | 425 | case SR_CONF_CURRENT_LIMIT: |
60475cd7 | 426 | d = g_variant_get_double(data); |
91ef511d BV |
427 | ret = scpi_cmd(sdi, devc->device->commands, |
428 | SCPI_CMD_SET_CURRENT_LIMIT, d); | |
60475cd7 BV |
429 | break; |
430 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
431 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
432 | ret = scpi_cmd(sdi, devc->device->commands, |
433 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLE); | |
60475cd7 | 434 | else |
91ef511d BV |
435 | ret = scpi_cmd(sdi, devc->device->commands, |
436 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_DISABLE); | |
60475cd7 BV |
437 | break; |
438 | case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD: | |
439 | d = g_variant_get_double(data); | |
91ef511d BV |
440 | ret = scpi_cmd(sdi, devc->device->commands, |
441 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, d); | |
60475cd7 BV |
442 | break; |
443 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
444 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
445 | ret = scpi_cmd(sdi, devc->device->commands, |
446 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE); | |
60475cd7 | 447 | else |
91ef511d BV |
448 | ret = scpi_cmd(sdi, devc->device->commands, |
449 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE); | |
60475cd7 BV |
450 | break; |
451 | case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD: | |
452 | d = g_variant_get_double(data); | |
91ef511d BV |
453 | ret = scpi_cmd(sdi, devc->device->commands, |
454 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, d); | |
60475cd7 BV |
455 | break; |
456 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
457 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
458 | ret = scpi_cmd(sdi, devc->device->commands, |
459 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_ENABLE); | |
60475cd7 | 460 | else |
91ef511d BV |
461 | ret = scpi_cmd(sdi, devc->device->commands, |
462 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_DISABLE); | |
60475cd7 BV |
463 | break; |
464 | default: | |
465 | ret = SR_ERR_NA; | |
ca1a7cb5 BV |
466 | } |
467 | ||
468 | return ret; | |
469 | } | |
470 | ||
584560f1 | 471 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
472 | const struct sr_channel_group *cg) |
473 | { | |
9e45cd41 BV |
474 | struct dev_context *devc; |
475 | struct sr_channel *ch; | |
329733d9 | 476 | const struct channel_spec *ch_spec; |
9e45cd41 BV |
477 | GVariant *gvar; |
478 | GVariantBuilder gvb; | |
479 | int ret, i; | |
480 | const char *s[16]; | |
481 | ||
482 | /* Always available, even without sdi. */ | |
483 | if (key == SR_CONF_SCAN_OPTIONS) { | |
584560f1 BV |
484 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
485 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
9e45cd41 | 486 | return SR_OK; |
a258204e BV |
487 | } else if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { |
488 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
9d9cf1c4 | 489 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); |
a258204e | 490 | return SR_OK; |
9e45cd41 | 491 | } |
ca1a7cb5 | 492 | |
9e45cd41 BV |
493 | if (!sdi) |
494 | return SR_ERR_ARG; | |
495 | devc = sdi->priv; | |
ca1a7cb5 BV |
496 | |
497 | ret = SR_OK; | |
9e45cd41 BV |
498 | if (!cg) { |
499 | /* No channel group: global options. */ | |
500 | switch (key) { | |
501 | case SR_CONF_DEVICE_OPTIONS: | |
584560f1 | 502 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
9e45cd41 | 503 | devc->device->devopts, devc->device->num_devopts, |
584560f1 | 504 | sizeof(uint32_t)); |
9e45cd41 | 505 | break; |
7a0b98b5 | 506 | case SR_CONF_CHANNEL_CONFIG: |
478c8d92 | 507 | /* Not used. */ |
9e45cd41 BV |
508 | i = 0; |
509 | if (devc->device->features & PPS_INDEPENDENT) | |
510 | s[i++] = "Independent"; | |
511 | if (devc->device->features & PPS_SERIES) | |
512 | s[i++] = "Series"; | |
513 | if (devc->device->features & PPS_PARALLEL) | |
514 | s[i++] = "Parallel"; | |
515 | if (i == 0) { | |
516 | /* | |
517 | * Shouldn't happen: independent-only devices | |
518 | * shouldn't advertise this option at all. | |
519 | */ | |
520 | return SR_ERR_NA; | |
521 | } | |
522 | *data = g_variant_new_strv(s, i); | |
523 | break; | |
524 | default: | |
525 | return SR_ERR_NA; | |
526 | } | |
527 | } else { | |
528 | /* Channel group specified. */ | |
9e45cd41 BV |
529 | /* |
530 | * Per-channel-group options depending on a channel are actually | |
531 | * done with the first channel. Channel groups in PPS can have | |
532 | * more than one channel, but they will typically be of equal | |
01b0257a | 533 | * specification for use in series or parallel mode. |
9e45cd41 | 534 | */ |
9e45cd41 BV |
535 | ch = cg->channels->data; |
536 | ||
537 | switch (key) { | |
538 | case SR_CONF_DEVICE_OPTIONS: | |
584560f1 | 539 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
9e45cd41 | 540 | devc->device->devopts_cg, devc->device->num_devopts_cg, |
584560f1 | 541 | sizeof(uint32_t)); |
9e45cd41 | 542 | break; |
7a0b98b5 | 543 | case SR_CONF_VOLTAGE_TARGET: |
9e45cd41 BV |
544 | ch_spec = &(devc->device->channels[ch->index]); |
545 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
546 | /* Min, max, write resolution. */ | |
547 | for (i = 0; i < 3; i++) { | |
548 | gvar = g_variant_new_double(ch_spec->voltage[i]); | |
549 | g_variant_builder_add_value(&gvb, gvar); | |
550 | } | |
551 | *data = g_variant_builder_end(&gvb); | |
552 | break; | |
4264f1c0 AG |
553 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: |
554 | ch_spec = &(devc->device->channels[ch->index]); | |
555 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
556 | /* Min, max, write resolution. */ | |
557 | for (i = 0; i < 3; i++) { | |
558 | gvar = g_variant_new_double(ch_spec->frequency[i]); | |
559 | g_variant_builder_add_value(&gvb, gvar); | |
560 | } | |
561 | *data = g_variant_builder_end(&gvb); | |
562 | break; | |
7a0b98b5 | 563 | case SR_CONF_CURRENT_LIMIT: |
9e45cd41 BV |
564 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
565 | /* Min, max, step. */ | |
566 | for (i = 0; i < 3; i++) { | |
567 | ch_spec = &(devc->device->channels[ch->index]); | |
568 | gvar = g_variant_new_double(ch_spec->current[i]); | |
569 | g_variant_builder_add_value(&gvb, gvar); | |
570 | } | |
571 | *data = g_variant_builder_end(&gvb); | |
572 | break; | |
573 | default: | |
574 | return SR_ERR_NA; | |
575 | } | |
ca1a7cb5 BV |
576 | } |
577 | ||
578 | return ret; | |
579 | } | |
580 | ||
91ef511d | 581 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
ca1a7cb5 | 582 | { |
9e45cd41 BV |
583 | struct dev_context *devc; |
584 | struct sr_scpi_dev_inst *scpi; | |
585 | struct sr_channel *ch; | |
01b0257a BV |
586 | struct pps_channel *pch; |
587 | int cmd, ret; | |
ca1a7cb5 BV |
588 | |
589 | if (sdi->status != SR_ST_ACTIVE) | |
590 | return SR_ERR_DEV_CLOSED; | |
591 | ||
9e45cd41 BV |
592 | devc = sdi->priv; |
593 | scpi = sdi->conn; | |
594 | devc->cb_data = cb_data; | |
595 | ||
01b0257a | 596 | if ((ret = sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 10, |
9e45cd41 BV |
597 | scpi_pps_receive_data, (void *)sdi)) != SR_OK) |
598 | return ret; | |
599 | std_session_send_df_header(sdi, LOG_PREFIX); | |
600 | ||
01b0257a | 601 | /* Prime the pipe with the first channel's fetch. */ |
9c24d16a | 602 | ch = sr_next_enabled_channel(sdi, NULL); |
01b0257a | 603 | pch = ch->priv; |
c1603f45 | 604 | if ((ret = select_channel(sdi, ch)) < 0) |
984e4b0d | 605 | return ret; |
01b0257a BV |
606 | if (pch->mq == SR_MQ_VOLTAGE) |
607 | cmd = SCPI_CMD_GET_MEAS_VOLTAGE; | |
4264f1c0 AG |
608 | else if (pch->mq == SR_MQ_FREQUENCY) |
609 | cmd = SCPI_CMD_GET_MEAS_FREQUENCY; | |
01b0257a BV |
610 | else if (pch->mq == SR_MQ_CURRENT) |
611 | cmd = SCPI_CMD_GET_MEAS_CURRENT; | |
612 | else if (pch->mq == SR_MQ_POWER) | |
613 | cmd = SCPI_CMD_GET_MEAS_POWER; | |
614 | else | |
615 | return SR_ERR; | |
91ef511d | 616 | scpi_cmd(sdi, devc->device->commands, cmd, pch->hwname); |
ca1a7cb5 BV |
617 | |
618 | return SR_OK; | |
619 | } | |
620 | ||
621 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) | |
622 | { | |
bf48cceb | 623 | struct sr_datafeed_packet packet; |
9e45cd41 BV |
624 | struct sr_scpi_dev_inst *scpi; |
625 | float f; | |
626 | ||
ca1a7cb5 BV |
627 | (void)cb_data; |
628 | ||
629 | if (sdi->status != SR_ST_ACTIVE) | |
630 | return SR_ERR_DEV_CLOSED; | |
631 | ||
9e45cd41 BV |
632 | scpi = sdi->conn; |
633 | ||
634 | /* | |
635 | * A requested value is certainly on the way. Retrieve it now, | |
636 | * to avoid leaving the device in a state where it's not expecting | |
637 | * commands. | |
638 | */ | |
639 | sr_scpi_get_float(scpi, NULL, &f); | |
640 | sr_scpi_source_remove(sdi->session, scpi); | |
641 | ||
bf48cceb BV |
642 | packet.type = SR_DF_END; |
643 | sr_session_send(sdi, &packet); | |
644 | ||
ca1a7cb5 BV |
645 | return SR_OK; |
646 | } | |
647 | ||
648 | SR_PRIV struct sr_dev_driver scpi_pps_driver_info = { | |
649 | .name = "scpi-pps", | |
650 | .longname = "SCPI PPS", | |
651 | .api_version = 1, | |
652 | .init = init, | |
653 | .cleanup = cleanup, | |
654 | .scan = scan, | |
655 | .dev_list = dev_list, | |
656 | .dev_clear = dev_clear, | |
657 | .config_get = config_get, | |
658 | .config_set = config_set, | |
659 | .config_list = config_list, | |
660 | .dev_open = dev_open, | |
661 | .dev_close = dev_close, | |
662 | .dev_acquisition_start = dev_acquisition_start, | |
663 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 664 | .context = NULL, |
ca1a7cb5 | 665 | }; |