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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 | ||
dd5c48a6 | 26 | static struct sr_dev_driver scpi_pps_driver_info; |
c2af709b | 27 | static struct sr_dev_driver hp_ib_pps_driver_info; |
9e45cd41 | 28 | |
584560f1 | 29 | static const uint32_t scanopts[] = { |
9e45cd41 BV |
30 | SR_CONF_CONN, |
31 | SR_CONF_SERIALCOMM, | |
32 | }; | |
ca1a7cb5 | 33 | |
9d9cf1c4 | 34 | static const uint32_t drvopts[] = { |
a258204e | 35 | SR_CONF_POWER_SUPPLY, |
a258204e BV |
36 | }; |
37 | ||
329733d9 | 38 | static const struct pps_channel_instance pci[] = { |
01b0257a BV |
39 | { SR_MQ_VOLTAGE, SCPI_CMD_GET_MEAS_VOLTAGE, "V" }, |
40 | { SR_MQ_CURRENT, SCPI_CMD_GET_MEAS_CURRENT, "I" }, | |
41 | { SR_MQ_POWER, SCPI_CMD_GET_MEAS_POWER, "P" }, | |
4264f1c0 | 42 | { SR_MQ_FREQUENCY, SCPI_CMD_GET_MEAS_FREQUENCY, "F" }, |
01b0257a BV |
43 | }; |
44 | ||
c2af709b | 45 | static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi, |
d9251a2c UH |
46 | int (*get_hw_id)(struct sr_scpi_dev_inst *scpi, |
47 | struct sr_scpi_hw_info **scpi_response)) | |
ca1a7cb5 | 48 | { |
9e45cd41 BV |
49 | struct dev_context *devc; |
50 | struct sr_dev_inst *sdi; | |
51 | struct sr_scpi_hw_info *hw_info; | |
52 | struct sr_channel_group *cg; | |
53 | struct sr_channel *ch; | |
54 | const struct scpi_pps *device; | |
01b0257a | 55 | struct pps_channel *pch; |
4a471029 BV |
56 | struct channel_spec *channels; |
57 | struct channel_group_spec *channel_groups, *cgs; | |
9e45cd41 | 58 | struct pps_channel_group *pcg; |
58b77c41 BV |
59 | GRegex *model_re; |
60 | GMatchInfo *model_mi; | |
01b0257a | 61 | GSList *l; |
9e45cd41 | 62 | uint64_t mask; |
4a471029 BV |
63 | unsigned int num_channels, num_channel_groups, ch_num, ch_idx, i, j; |
64 | int ret; | |
22c18b03 | 65 | const char *vendor; |
01b0257a | 66 | char ch_name[16]; |
9e45cd41 | 67 | |
c2af709b | 68 | if (get_hw_id(scpi, &hw_info) != SR_OK) { |
9e45cd41 BV |
69 | sr_info("Couldn't get IDN response."); |
70 | return NULL; | |
71 | } | |
72 | ||
73 | device = NULL; | |
74 | for (i = 0; i < num_pps_profiles; i++) { | |
91ef511d | 75 | vendor = sr_vendor_alias(hw_info->manufacturer); |
34577da6 | 76 | if (g_ascii_strcasecmp(vendor, pps_profiles[i].vendor)) |
22c18b03 | 77 | continue; |
58b77c41 BV |
78 | model_re = g_regex_new(pps_profiles[i].model, 0, 0, NULL); |
79 | if (g_regex_match(model_re, hw_info->model, 0, &model_mi)) | |
9e45cd41 | 80 | device = &pps_profiles[i]; |
58b77c41 BV |
81 | g_match_info_unref(model_mi); |
82 | g_regex_unref(model_re); | |
83 | if (device) | |
9e45cd41 | 84 | break; |
9e45cd41 BV |
85 | } |
86 | if (!device) { | |
87 | sr_scpi_hw_info_free(hw_info); | |
88 | return NULL; | |
89 | } | |
90 | ||
aac29cc1 | 91 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
92 | sdi->vendor = g_strdup(vendor); |
93 | sdi->model = g_strdup(hw_info->model); | |
94 | sdi->version = g_strdup(hw_info->firmware_version); | |
9e45cd41 | 95 | sdi->conn = scpi; |
4f840ce9 | 96 | sdi->driver = &scpi_pps_driver_info; |
9e45cd41 | 97 | sdi->inst_type = SR_INST_SCPI; |
d08667c5 SA |
98 | sdi->serial_num = g_strdup(hw_info->serial_number); |
99 | ||
9e45cd41 BV |
100 | devc = g_malloc0(sizeof(struct dev_context)); |
101 | devc->device = device; | |
102 | sdi->priv = devc; | |
103 | ||
4a471029 BV |
104 | if (device->num_channels) { |
105 | /* Static channels and groups. */ | |
329733d9 | 106 | channels = (struct channel_spec *)device->channels; |
4a471029 | 107 | num_channels = device->num_channels; |
329733d9 | 108 | channel_groups = (struct channel_group_spec *)device->channel_groups; |
4a471029 BV |
109 | num_channel_groups = device->num_channel_groups; |
110 | } else { | |
111 | /* Channels and groups need to be probed. */ | |
112 | ret = device->probe_channels(sdi, hw_info, &channels, &num_channels, | |
113 | &channel_groups, &num_channel_groups); | |
114 | if (ret != SR_OK) { | |
115 | sr_err("Failed to probe for channels."); | |
116 | return NULL; | |
117 | } | |
118 | /* | |
119 | * Since these were dynamically allocated, we'll need to free them | |
120 | * later. | |
121 | */ | |
122 | devc->channels = channels; | |
123 | devc->channel_groups = channel_groups; | |
124 | } | |
125 | ||
01b0257a | 126 | ch_idx = 0; |
4a471029 | 127 | for (ch_num = 0; ch_num < num_channels; ch_num++) { |
01b0257a | 128 | /* Create one channel per measurable output unit. */ |
01b0257a | 129 | for (i = 0; i < ARRAY_SIZE(pci); i++) { |
91ef511d | 130 | if (!scpi_cmd_get(devc->device->commands, pci[i].command)) |
01b0257a BV |
131 | continue; |
132 | g_snprintf(ch_name, 16, "%s%s", pci[i].prefix, | |
4a471029 | 133 | channels[ch_num].name); |
5e23fcab ML |
134 | ch = sr_channel_new(sdi, ch_idx++, SR_CHANNEL_ANALOG, TRUE, |
135 | ch_name); | |
01b0257a BV |
136 | pch = g_malloc0(sizeof(struct pps_channel)); |
137 | pch->hw_output_idx = ch_num; | |
4a471029 | 138 | pch->hwname = channels[ch_num].name; |
01b0257a BV |
139 | pch->mq = pci[i].mq; |
140 | ch->priv = pch; | |
01b0257a | 141 | } |
9e45cd41 | 142 | } |
ca1a7cb5 | 143 | |
4a471029 BV |
144 | for (i = 0; i < num_channel_groups; i++) { |
145 | cgs = &channel_groups[i]; | |
9e45cd41 BV |
146 | cg = g_malloc0(sizeof(struct sr_channel_group)); |
147 | cg->name = g_strdup(cgs->name); | |
148 | for (j = 0, mask = 1; j < 64; j++, mask <<= 1) { | |
149 | if (cgs->channel_index_mask & mask) { | |
01b0257a BV |
150 | for (l = sdi->channels; l; l = l->next) { |
151 | ch = l->data; | |
152 | pch = ch->priv; | |
153 | if (pch->hw_output_idx == j) | |
154 | cg->channels = g_slist_append(cg->channels, ch); | |
155 | } | |
9e45cd41 BV |
156 | } |
157 | } | |
158 | pcg = g_malloc0(sizeof(struct pps_channel_group)); | |
159 | pcg->features = cgs->features; | |
160 | cg->priv = pcg; | |
161 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
162 | } | |
ca1a7cb5 | 163 | |
4a471029 BV |
164 | sr_scpi_hw_info_free(hw_info); |
165 | hw_info = NULL; | |
166 | ||
91ef511d | 167 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL); |
ca1a7cb5 | 168 | |
9e45cd41 BV |
169 | return sdi; |
170 | } | |
ca1a7cb5 | 171 | |
c2af709b | 172 | static gchar *hpib_get_revision(struct sr_scpi_dev_inst *scpi) |
9e45cd41 | 173 | { |
c2af709b AG |
174 | int ret; |
175 | gboolean matches; | |
176 | char *response; | |
177 | GRegex *version_regex; | |
178 | ||
179 | ret = sr_scpi_get_string(scpi, "ROM?", &response); | |
180 | if (ret != SR_OK && !response) | |
181 | return NULL; | |
182 | ||
183 | /* Example version string: "B01 B01" */ | |
184 | version_regex = g_regex_new("[A-Z][0-9]{2} [A-Z][0-9]{2}", 0, 0, NULL); | |
185 | matches = g_regex_match(version_regex, response, 0, NULL); | |
186 | g_regex_unref(version_regex); | |
187 | ||
188 | if (!matches) { | |
189 | /* Not a valid version string. Ignore it. */ | |
190 | g_free(response); | |
191 | response = NULL; | |
192 | } else { | |
193 | /* Replace space with dot. */ | |
194 | response[3] = '.'; | |
195 | } | |
196 | ||
197 | return response; | |
198 | } | |
199 | ||
200 | /* | |
201 | * This function assumes the response is in the form "HP<model_number>" | |
202 | * | |
203 | * HP made many GPIB (then called HP-IB) instruments before the SCPI command | |
204 | * set was introduced into the standard. We haven't seen any non-HP instruments | |
205 | * which respond to the "ID?" query, so assume all are HP for now. | |
206 | */ | |
207 | static int hpib_get_hw_id(struct sr_scpi_dev_inst *scpi, | |
208 | struct sr_scpi_hw_info **scpi_response) | |
209 | { | |
210 | int ret; | |
211 | char *response; | |
212 | struct sr_scpi_hw_info *hw_info; | |
213 | ||
214 | ret = sr_scpi_get_string(scpi, "ID?", &response); | |
215 | if ((ret != SR_OK) || !response) | |
216 | return SR_ERR; | |
217 | ||
218 | hw_info = g_malloc0(sizeof(struct sr_scpi_hw_info)); | |
219 | ||
220 | *scpi_response = hw_info; | |
221 | hw_info->model = response; | |
222 | hw_info->firmware_version = hpib_get_revision(scpi); | |
223 | hw_info->manufacturer = g_strdup("HP"); | |
224 | ||
225 | return SR_OK; | |
226 | } | |
227 | ||
228 | static struct sr_dev_inst *probe_scpi_pps_device(struct sr_scpi_dev_inst *scpi) | |
229 | { | |
230 | return probe_device(scpi, sr_scpi_get_hw_id); | |
231 | } | |
232 | ||
233 | static struct sr_dev_inst *probe_hpib_pps_device(struct sr_scpi_dev_inst *scpi) | |
234 | { | |
235 | return probe_device(scpi, hpib_get_hw_id); | |
236 | } | |
237 | ||
238 | static GSList *scan_scpi_pps(struct sr_dev_driver *di, GSList *options) | |
239 | { | |
240 | return sr_scpi_scan(di->context, options, probe_scpi_pps_device); | |
241 | } | |
242 | ||
243 | static GSList *scan_hpib_pps(struct sr_dev_driver *di, GSList *options) | |
244 | { | |
245 | return sr_scpi_scan(di->context, options, probe_hpib_pps_device); | |
ca1a7cb5 BV |
246 | } |
247 | ||
ca1a7cb5 BV |
248 | static int dev_open(struct sr_dev_inst *sdi) |
249 | { | |
ee2860ee | 250 | struct dev_context *devc; |
9e45cd41 | 251 | struct sr_scpi_dev_inst *scpi; |
ee2860ee | 252 | GVariant *beeper; |
9e45cd41 | 253 | |
9e45cd41 BV |
254 | scpi = sdi->conn; |
255 | if (sr_scpi_open(scpi) < 0) | |
256 | return SR_ERR; | |
ca1a7cb5 | 257 | |
91ef511d BV |
258 | devc = sdi->priv; |
259 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_REMOTE); | |
ee2860ee | 260 | devc->beeper_was_set = FALSE; |
91ef511d BV |
261 | if (scpi_cmd_resp(sdi, devc->device->commands, &beeper, |
262 | G_VARIANT_TYPE_BOOLEAN, SCPI_CMD_BEEPER) == SR_OK) { | |
ee2860ee BV |
263 | if (g_variant_get_boolean(beeper)) { |
264 | devc->beeper_was_set = TRUE; | |
91ef511d | 265 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_DISABLE); |
ee2860ee BV |
266 | } |
267 | g_variant_unref(beeper); | |
268 | } | |
60475cd7 | 269 | |
ca1a7cb5 BV |
270 | return SR_OK; |
271 | } | |
272 | ||
273 | static int dev_close(struct sr_dev_inst *sdi) | |
274 | { | |
9e45cd41 | 275 | struct sr_scpi_dev_inst *scpi; |
ee2860ee | 276 | struct dev_context *devc; |
ca1a7cb5 | 277 | |
ee2860ee | 278 | devc = sdi->priv; |
9e45cd41 | 279 | scpi = sdi->conn; |
ca1a7cb5 | 280 | |
f1ba6b4b UH |
281 | if (!scpi) |
282 | return SR_ERR_BUG; | |
283 | ||
284 | if (devc->beeper_was_set) | |
285 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_ENABLE); | |
286 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL); | |
287 | ||
288 | return sr_scpi_close(scpi); | |
ca1a7cb5 BV |
289 | } |
290 | ||
3553451f | 291 | static void clear_helper(struct dev_context *devc) |
4a471029 | 292 | { |
4a471029 BV |
293 | g_free(devc->channels); |
294 | g_free(devc->channel_groups); | |
4a471029 BV |
295 | } |
296 | ||
1e726f56 | 297 | static int dev_clear(const struct sr_dev_driver *di) |
ca1a7cb5 | 298 | { |
3553451f | 299 | return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper); |
ca1a7cb5 BV |
300 | } |
301 | ||
584560f1 | 302 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
303 | const struct sr_channel_group *cg) |
304 | { | |
9e45cd41 | 305 | struct dev_context *devc; |
478c8d92 BV |
306 | const GVariantType *gvtype; |
307 | unsigned int i; | |
308 | int cmd, ret; | |
069d9f25 | 309 | const char *s; |
ca1a7cb5 | 310 | |
9e45cd41 BV |
311 | if (!sdi) |
312 | return SR_ERR_ARG; | |
313 | ||
314 | devc = sdi->priv; | |
ca1a7cb5 | 315 | |
478c8d92 | 316 | if (cg) { |
9e45cd41 BV |
317 | /* |
318 | * These options only apply to channel groups with a single | |
319 | * channel -- they're per-channel settings for the device. | |
320 | */ | |
478c8d92 BV |
321 | |
322 | /* | |
323 | * Config keys are handled below depending on whether a channel | |
324 | * group was provided by the frontend. However some of these | |
325 | * take a CG on one PPS but not on others. Check the device's | |
326 | * profile for that here, and NULL out the channel group as needed. | |
327 | */ | |
328 | for (i = 0; i < devc->device->num_devopts; i++) { | |
329 | if (devc->device->devopts[i] == key) { | |
330 | cg = NULL; | |
331 | break; | |
332 | } | |
333 | } | |
478c8d92 | 334 | } |
9e45cd41 | 335 | |
478c8d92 BV |
336 | gvtype = NULL; |
337 | cmd = -1; | |
338 | switch (key) { | |
7a0b98b5 | 339 | case SR_CONF_ENABLED: |
478c8d92 BV |
340 | gvtype = G_VARIANT_TYPE_BOOLEAN; |
341 | cmd = SCPI_CMD_GET_OUTPUT_ENABLED; | |
342 | break; | |
7a0b98b5 | 343 | case SR_CONF_VOLTAGE: |
478c8d92 BV |
344 | gvtype = G_VARIANT_TYPE_DOUBLE; |
345 | cmd = SCPI_CMD_GET_MEAS_VOLTAGE; | |
346 | break; | |
7a0b98b5 | 347 | case SR_CONF_VOLTAGE_TARGET: |
478c8d92 | 348 | gvtype = G_VARIANT_TYPE_DOUBLE; |
ca95e90f | 349 | cmd = SCPI_CMD_GET_VOLTAGE_TARGET; |
478c8d92 | 350 | break; |
4264f1c0 AG |
351 | case SR_CONF_OUTPUT_FREQUENCY: |
352 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
353 | cmd = SCPI_CMD_GET_MEAS_FREQUENCY; | |
354 | break; | |
355 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: | |
356 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
357 | cmd = SCPI_CMD_GET_FREQUENCY_TARGET; | |
358 | break; | |
7a0b98b5 | 359 | case SR_CONF_CURRENT: |
478c8d92 BV |
360 | gvtype = G_VARIANT_TYPE_DOUBLE; |
361 | cmd = SCPI_CMD_GET_MEAS_CURRENT; | |
362 | break; | |
7a0b98b5 | 363 | case SR_CONF_CURRENT_LIMIT: |
478c8d92 | 364 | gvtype = G_VARIANT_TYPE_DOUBLE; |
ca95e90f | 365 | cmd = SCPI_CMD_GET_CURRENT_LIMIT; |
478c8d92 BV |
366 | break; |
367 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
368 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
369 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED; | |
370 | break; | |
371 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE: | |
372 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
373 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE; | |
374 | break; | |
375 | case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD: | |
376 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
377 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD; | |
378 | break; | |
379 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
380 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
381 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED; | |
382 | break; | |
383 | case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE: | |
384 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
385 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE; | |
386 | break; | |
387 | case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD: | |
388 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
389 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD; | |
390 | break; | |
391 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
392 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
393 | cmd = SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION; | |
394 | break; | |
7a0b98b5 | 395 | case SR_CONF_REGULATION: |
60475cd7 BV |
396 | gvtype = G_VARIANT_TYPE_STRING; |
397 | cmd = SCPI_CMD_GET_OUTPUT_REGULATION; | |
478c8d92 | 398 | } |
91ef511d BV |
399 | if (!gvtype) |
400 | return SR_ERR_NA; | |
401 | ||
402 | if (cg) | |
403 | select_channel(sdi, cg->channels->data); | |
404 | ret = scpi_cmd_resp(sdi, devc->device->commands, data, gvtype, cmd); | |
405 | ||
406 | if (cmd == SCPI_CMD_GET_OUTPUT_REGULATION) { | |
407 | /* | |
408 | * The Rigol DP800 series return CV/CC/UR, Philips PM2800 | |
409 | * return VOLT/CURR. We always return a GVariant string in | |
410 | * the Rigol notation. | |
411 | */ | |
d66c93cc | 412 | s = g_variant_get_string(*data, NULL); |
069d9f25 AJ |
413 | if (!strcmp(s, "VOLT")) { |
414 | g_variant_unref(*data); | |
91ef511d | 415 | *data = g_variant_new_string("CV"); |
069d9f25 AJ |
416 | } else if (!strcmp(s, "CURR")) { |
417 | g_variant_unref(*data); | |
91ef511d | 418 | *data = g_variant_new_string("CC"); |
069d9f25 AJ |
419 | } |
420 | ||
421 | s = g_variant_get_string(*data, NULL); | |
422 | if (strcmp(s, "CV") && strcmp(s, "CC") && strcmp(s, "UR")) { | |
91ef511d BV |
423 | sr_dbg("Unknown response to SCPI_CMD_GET_OUTPUT_REGULATION: %s", s); |
424 | ret = SR_ERR_DATA; | |
425 | } | |
91ef511d | 426 | } |
ca1a7cb5 BV |
427 | |
428 | return ret; | |
429 | } | |
430 | ||
584560f1 | 431 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
432 | const struct sr_channel_group *cg) |
433 | { | |
91ef511d | 434 | struct dev_context *devc; |
9e45cd41 | 435 | double d; |
ca1a7cb5 | 436 | int ret; |
ca1a7cb5 | 437 | |
fdedbfcd BV |
438 | if (!sdi) |
439 | return SR_ERR_ARG; | |
440 | ||
60475cd7 | 441 | if (cg) |
60475cd7 BV |
442 | select_channel(sdi, cg->channels->data); |
443 | ||
91ef511d | 444 | devc = sdi->priv; |
e57057ae | 445 | |
60475cd7 | 446 | switch (key) { |
7a0b98b5 | 447 | case SR_CONF_ENABLED: |
60475cd7 | 448 | if (g_variant_get_boolean(data)) |
91ef511d BV |
449 | ret = scpi_cmd(sdi, devc->device->commands, |
450 | SCPI_CMD_SET_OUTPUT_ENABLE); | |
60475cd7 | 451 | else |
91ef511d BV |
452 | ret = scpi_cmd(sdi, devc->device->commands, |
453 | SCPI_CMD_SET_OUTPUT_DISABLE); | |
60475cd7 | 454 | break; |
7a0b98b5 | 455 | case SR_CONF_VOLTAGE_TARGET: |
60475cd7 | 456 | d = g_variant_get_double(data); |
91ef511d BV |
457 | ret = scpi_cmd(sdi, devc->device->commands, |
458 | SCPI_CMD_SET_VOLTAGE_TARGET, d); | |
60475cd7 | 459 | break; |
4264f1c0 AG |
460 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: |
461 | d = g_variant_get_double(data); | |
91ef511d BV |
462 | ret = scpi_cmd(sdi, devc->device->commands, |
463 | SCPI_CMD_SET_FREQUENCY_TARGET, d); | |
4264f1c0 | 464 | break; |
7a0b98b5 | 465 | case SR_CONF_CURRENT_LIMIT: |
60475cd7 | 466 | d = g_variant_get_double(data); |
91ef511d BV |
467 | ret = scpi_cmd(sdi, devc->device->commands, |
468 | SCPI_CMD_SET_CURRENT_LIMIT, d); | |
60475cd7 BV |
469 | break; |
470 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
471 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
472 | ret = scpi_cmd(sdi, devc->device->commands, |
473 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLE); | |
60475cd7 | 474 | else |
91ef511d BV |
475 | ret = scpi_cmd(sdi, devc->device->commands, |
476 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_DISABLE); | |
60475cd7 BV |
477 | break; |
478 | case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD: | |
479 | d = g_variant_get_double(data); | |
91ef511d BV |
480 | ret = scpi_cmd(sdi, devc->device->commands, |
481 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, d); | |
60475cd7 BV |
482 | break; |
483 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
484 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
485 | ret = scpi_cmd(sdi, devc->device->commands, |
486 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE); | |
60475cd7 | 487 | else |
91ef511d BV |
488 | ret = scpi_cmd(sdi, devc->device->commands, |
489 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE); | |
60475cd7 BV |
490 | break; |
491 | case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD: | |
492 | d = g_variant_get_double(data); | |
91ef511d BV |
493 | ret = scpi_cmd(sdi, devc->device->commands, |
494 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, d); | |
60475cd7 BV |
495 | break; |
496 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
497 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
498 | ret = scpi_cmd(sdi, devc->device->commands, |
499 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_ENABLE); | |
60475cd7 | 500 | else |
91ef511d BV |
501 | ret = scpi_cmd(sdi, devc->device->commands, |
502 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_DISABLE); | |
60475cd7 BV |
503 | break; |
504 | default: | |
505 | ret = SR_ERR_NA; | |
ca1a7cb5 BV |
506 | } |
507 | ||
508 | return ret; | |
509 | } | |
510 | ||
584560f1 | 511 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
512 | const struct sr_channel_group *cg) |
513 | { | |
9e45cd41 BV |
514 | struct dev_context *devc; |
515 | struct sr_channel *ch; | |
329733d9 | 516 | const struct channel_spec *ch_spec; |
a9010323 | 517 | int i; |
9e45cd41 BV |
518 | const char *s[16]; |
519 | ||
e66d1892 | 520 | devc = (sdi) ? sdi->priv : NULL; |
ca1a7cb5 | 521 | |
9e45cd41 | 522 | if (!cg) { |
9e45cd41 | 523 | switch (key) { |
e66d1892 | 524 | case SR_CONF_SCAN_OPTIONS: |
9e45cd41 | 525 | case SR_CONF_DEVICE_OPTIONS: |
e66d1892 | 526 | return std_opts_config_list(key, data, sdi, cg, |
53012da6 UH |
527 | ARRAY_AND_SIZE(scanopts), |
528 | ARRAY_AND_SIZE(drvopts), | |
e66d1892 UH |
529 | (devc) ? devc->device->devopts : NULL, |
530 | (devc) ? devc->device->num_devopts : 0); | |
9e45cd41 | 531 | break; |
7a0b98b5 | 532 | case SR_CONF_CHANNEL_CONFIG: |
478c8d92 | 533 | /* Not used. */ |
9e45cd41 BV |
534 | i = 0; |
535 | if (devc->device->features & PPS_INDEPENDENT) | |
536 | s[i++] = "Independent"; | |
537 | if (devc->device->features & PPS_SERIES) | |
538 | s[i++] = "Series"; | |
539 | if (devc->device->features & PPS_PARALLEL) | |
540 | s[i++] = "Parallel"; | |
541 | if (i == 0) { | |
542 | /* | |
543 | * Shouldn't happen: independent-only devices | |
544 | * shouldn't advertise this option at all. | |
545 | */ | |
546 | return SR_ERR_NA; | |
547 | } | |
548 | *data = g_variant_new_strv(s, i); | |
549 | break; | |
550 | default: | |
551 | return SR_ERR_NA; | |
552 | } | |
553 | } else { | |
9e45cd41 BV |
554 | /* |
555 | * Per-channel-group options depending on a channel are actually | |
556 | * done with the first channel. Channel groups in PPS can have | |
557 | * more than one channel, but they will typically be of equal | |
01b0257a | 558 | * specification for use in series or parallel mode. |
9e45cd41 | 559 | */ |
9e45cd41 | 560 | ch = cg->channels->data; |
54d471f4 | 561 | ch_spec = &(devc->device->channels[ch->index]); |
9e45cd41 BV |
562 | |
563 | switch (key) { | |
564 | case SR_CONF_DEVICE_OPTIONS: | |
105df674 | 565 | *data = std_gvar_array_u32(devc->device->devopts_cg, devc->device->num_devopts_cg); |
9e45cd41 | 566 | break; |
7a0b98b5 | 567 | case SR_CONF_VOLTAGE_TARGET: |
54d471f4 | 568 | *data = std_gvar_min_max_step_array(ch_spec->voltage); |
9e45cd41 | 569 | break; |
4264f1c0 | 570 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: |
54d471f4 | 571 | *data = std_gvar_min_max_step_array(ch_spec->frequency); |
4264f1c0 | 572 | break; |
7a0b98b5 | 573 | case SR_CONF_CURRENT_LIMIT: |
54d471f4 | 574 | *data = std_gvar_min_max_step_array(ch_spec->current); |
9e45cd41 BV |
575 | break; |
576 | default: | |
577 | return SR_ERR_NA; | |
578 | } | |
ca1a7cb5 BV |
579 | } |
580 | ||
a9010323 | 581 | return SR_OK; |
ca1a7cb5 BV |
582 | } |
583 | ||
695dc859 | 584 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
ca1a7cb5 | 585 | { |
9e45cd41 BV |
586 | struct dev_context *devc; |
587 | struct sr_scpi_dev_inst *scpi; | |
588 | struct sr_channel *ch; | |
01b0257a BV |
589 | struct pps_channel *pch; |
590 | int cmd, ret; | |
ca1a7cb5 | 591 | |
9e45cd41 BV |
592 | devc = sdi->priv; |
593 | scpi = sdi->conn; | |
9e45cd41 | 594 | |
01b0257a | 595 | if ((ret = sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 10, |
9e45cd41 BV |
596 | scpi_pps_receive_data, (void *)sdi)) != SR_OK) |
597 | return ret; | |
bee2b016 | 598 | std_session_send_df_header(sdi); |
9e45cd41 | 599 | |
01b0257a | 600 | /* Prime the pipe with the first channel's fetch. */ |
9c24d16a | 601 | ch = sr_next_enabled_channel(sdi, NULL); |
01b0257a | 602 | pch = ch->priv; |
c1603f45 | 603 | if ((ret = select_channel(sdi, ch)) < 0) |
984e4b0d | 604 | return ret; |
01b0257a BV |
605 | if (pch->mq == SR_MQ_VOLTAGE) |
606 | cmd = SCPI_CMD_GET_MEAS_VOLTAGE; | |
4264f1c0 AG |
607 | else if (pch->mq == SR_MQ_FREQUENCY) |
608 | cmd = SCPI_CMD_GET_MEAS_FREQUENCY; | |
01b0257a BV |
609 | else if (pch->mq == SR_MQ_CURRENT) |
610 | cmd = SCPI_CMD_GET_MEAS_CURRENT; | |
611 | else if (pch->mq == SR_MQ_POWER) | |
612 | cmd = SCPI_CMD_GET_MEAS_POWER; | |
613 | else | |
614 | return SR_ERR; | |
91ef511d | 615 | scpi_cmd(sdi, devc->device->commands, cmd, pch->hwname); |
ca1a7cb5 BV |
616 | |
617 | return SR_OK; | |
618 | } | |
619 | ||
695dc859 | 620 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
ca1a7cb5 | 621 | { |
9e45cd41 | 622 | struct sr_scpi_dev_inst *scpi; |
bcee1299 | 623 | double d; |
9e45cd41 | 624 | |
9e45cd41 BV |
625 | scpi = sdi->conn; |
626 | ||
627 | /* | |
628 | * A requested value is certainly on the way. Retrieve it now, | |
629 | * to avoid leaving the device in a state where it's not expecting | |
630 | * commands. | |
631 | */ | |
bcee1299 | 632 | sr_scpi_get_double(scpi, NULL, &d); |
9e45cd41 BV |
633 | sr_scpi_source_remove(sdi->session, scpi); |
634 | ||
bee2b016 | 635 | std_session_send_df_end(sdi); |
bf48cceb | 636 | |
ca1a7cb5 BV |
637 | return SR_OK; |
638 | } | |
639 | ||
dd5c48a6 | 640 | static struct sr_dev_driver scpi_pps_driver_info = { |
ca1a7cb5 BV |
641 | .name = "scpi-pps", |
642 | .longname = "SCPI PPS", | |
643 | .api_version = 1, | |
c2fdcc25 | 644 | .init = std_init, |
700d6b64 | 645 | .cleanup = std_cleanup, |
c2af709b AG |
646 | .scan = scan_scpi_pps, |
647 | .dev_list = std_dev_list, | |
648 | .dev_clear = dev_clear, | |
649 | .config_get = config_get, | |
650 | .config_set = config_set, | |
651 | .config_list = config_list, | |
652 | .dev_open = dev_open, | |
653 | .dev_close = dev_close, | |
654 | .dev_acquisition_start = dev_acquisition_start, | |
655 | .dev_acquisition_stop = dev_acquisition_stop, | |
656 | .context = NULL, | |
657 | }; | |
658 | ||
659 | static struct sr_dev_driver hp_ib_pps_driver_info = { | |
660 | .name = "hpib-pps", | |
661 | .longname = "HP-IB PPS", | |
662 | .api_version = 1, | |
663 | .init = std_init, | |
664 | .cleanup = std_cleanup, | |
665 | .scan = scan_hpib_pps, | |
c01bf34c | 666 | .dev_list = std_dev_list, |
ca1a7cb5 BV |
667 | .dev_clear = dev_clear, |
668 | .config_get = config_get, | |
669 | .config_set = config_set, | |
670 | .config_list = config_list, | |
671 | .dev_open = dev_open, | |
672 | .dev_close = dev_close, | |
673 | .dev_acquisition_start = dev_acquisition_start, | |
674 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 675 | .context = NULL, |
ca1a7cb5 | 676 | }; |
dd5c48a6 | 677 | SR_REGISTER_DEV_DRIVER(scpi_pps_driver_info); |
c2af709b | 678 | SR_REGISTER_DEV_DRIVER(hp_ib_pps_driver_info); |