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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)); |
0af636be UH |
94 | sdi->vendor = g_strdup(vendor); |
95 | sdi->model = g_strdup(hw_info->model); | |
96 | sdi->version = g_strdup(hw_info->firmware_version); | |
9e45cd41 | 97 | sdi->conn = scpi; |
4f840ce9 | 98 | sdi->driver = &scpi_pps_driver_info; |
9e45cd41 | 99 | sdi->inst_type = SR_INST_SCPI; |
d08667c5 SA |
100 | sdi->serial_num = g_strdup(hw_info->serial_number); |
101 | ||
9e45cd41 BV |
102 | devc = g_malloc0(sizeof(struct dev_context)); |
103 | devc->device = device; | |
104 | sdi->priv = devc; | |
105 | ||
4a471029 BV |
106 | if (device->num_channels) { |
107 | /* Static channels and groups. */ | |
329733d9 | 108 | channels = (struct channel_spec *)device->channels; |
4a471029 | 109 | num_channels = device->num_channels; |
329733d9 | 110 | channel_groups = (struct channel_group_spec *)device->channel_groups; |
4a471029 BV |
111 | num_channel_groups = device->num_channel_groups; |
112 | } else { | |
113 | /* Channels and groups need to be probed. */ | |
114 | ret = device->probe_channels(sdi, hw_info, &channels, &num_channels, | |
115 | &channel_groups, &num_channel_groups); | |
116 | if (ret != SR_OK) { | |
117 | sr_err("Failed to probe for channels."); | |
118 | return NULL; | |
119 | } | |
120 | /* | |
121 | * Since these were dynamically allocated, we'll need to free them | |
122 | * later. | |
123 | */ | |
124 | devc->channels = channels; | |
125 | devc->channel_groups = channel_groups; | |
126 | } | |
127 | ||
01b0257a | 128 | ch_idx = 0; |
4a471029 | 129 | for (ch_num = 0; ch_num < num_channels; ch_num++) { |
01b0257a | 130 | /* Create one channel per measurable output unit. */ |
01b0257a | 131 | for (i = 0; i < ARRAY_SIZE(pci); i++) { |
91ef511d | 132 | if (!scpi_cmd_get(devc->device->commands, pci[i].command)) |
01b0257a BV |
133 | continue; |
134 | g_snprintf(ch_name, 16, "%s%s", pci[i].prefix, | |
4a471029 | 135 | channels[ch_num].name); |
5e23fcab ML |
136 | ch = sr_channel_new(sdi, ch_idx++, SR_CHANNEL_ANALOG, TRUE, |
137 | ch_name); | |
01b0257a BV |
138 | pch = g_malloc0(sizeof(struct pps_channel)); |
139 | pch->hw_output_idx = ch_num; | |
4a471029 | 140 | pch->hwname = channels[ch_num].name; |
01b0257a BV |
141 | pch->mq = pci[i].mq; |
142 | ch->priv = pch; | |
01b0257a | 143 | } |
9e45cd41 | 144 | } |
ca1a7cb5 | 145 | |
4a471029 BV |
146 | for (i = 0; i < num_channel_groups; i++) { |
147 | cgs = &channel_groups[i]; | |
9e45cd41 BV |
148 | cg = g_malloc0(sizeof(struct sr_channel_group)); |
149 | cg->name = g_strdup(cgs->name); | |
150 | for (j = 0, mask = 1; j < 64; j++, mask <<= 1) { | |
151 | if (cgs->channel_index_mask & mask) { | |
01b0257a BV |
152 | for (l = sdi->channels; l; l = l->next) { |
153 | ch = l->data; | |
154 | pch = ch->priv; | |
155 | if (pch->hw_output_idx == j) | |
156 | cg->channels = g_slist_append(cg->channels, ch); | |
157 | } | |
9e45cd41 BV |
158 | } |
159 | } | |
160 | pcg = g_malloc0(sizeof(struct pps_channel_group)); | |
161 | pcg->features = cgs->features; | |
162 | cg->priv = pcg; | |
163 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
164 | } | |
ca1a7cb5 | 165 | |
4a471029 BV |
166 | sr_scpi_hw_info_free(hw_info); |
167 | hw_info = NULL; | |
168 | ||
91ef511d | 169 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL); |
ca1a7cb5 | 170 | |
9e45cd41 BV |
171 | return sdi; |
172 | } | |
ca1a7cb5 | 173 | |
4f840ce9 | 174 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
9e45cd41 | 175 | { |
41812aca | 176 | return sr_scpi_scan(di->context, options, probe_device); |
ca1a7cb5 BV |
177 | } |
178 | ||
4f840ce9 | 179 | static GSList *dev_list(const struct sr_dev_driver *di) |
ca1a7cb5 | 180 | { |
41812aca | 181 | return ((struct drv_context *)(di->context))->instances; |
ca1a7cb5 BV |
182 | } |
183 | ||
ca1a7cb5 BV |
184 | static int dev_open(struct sr_dev_inst *sdi) |
185 | { | |
ee2860ee | 186 | struct dev_context *devc; |
9e45cd41 | 187 | struct sr_scpi_dev_inst *scpi; |
ee2860ee | 188 | GVariant *beeper; |
9e45cd41 | 189 | |
7d4f1741 | 190 | if (sdi->status != SR_ST_INACTIVE) |
9e45cd41 | 191 | return SR_ERR; |
ca1a7cb5 | 192 | |
9e45cd41 BV |
193 | scpi = sdi->conn; |
194 | if (sr_scpi_open(scpi) < 0) | |
195 | return SR_ERR; | |
ca1a7cb5 BV |
196 | |
197 | sdi->status = SR_ST_ACTIVE; | |
198 | ||
91ef511d BV |
199 | devc = sdi->priv; |
200 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_REMOTE); | |
ee2860ee | 201 | devc->beeper_was_set = FALSE; |
91ef511d BV |
202 | if (scpi_cmd_resp(sdi, devc->device->commands, &beeper, |
203 | G_VARIANT_TYPE_BOOLEAN, SCPI_CMD_BEEPER) == SR_OK) { | |
ee2860ee BV |
204 | if (g_variant_get_boolean(beeper)) { |
205 | devc->beeper_was_set = TRUE; | |
91ef511d | 206 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_DISABLE); |
ee2860ee BV |
207 | } |
208 | g_variant_unref(beeper); | |
209 | } | |
60475cd7 | 210 | |
ca1a7cb5 BV |
211 | return SR_OK; |
212 | } | |
213 | ||
214 | static int dev_close(struct sr_dev_inst *sdi) | |
215 | { | |
9e45cd41 | 216 | struct sr_scpi_dev_inst *scpi; |
ee2860ee | 217 | struct dev_context *devc; |
ca1a7cb5 | 218 | |
9e45cd41 BV |
219 | if (sdi->status != SR_ST_ACTIVE) |
220 | return SR_ERR_DEV_CLOSED; | |
ca1a7cb5 | 221 | |
ee2860ee | 222 | devc = sdi->priv; |
9e45cd41 BV |
223 | scpi = sdi->conn; |
224 | if (scpi) { | |
ee2860ee | 225 | if (devc->beeper_was_set) |
91ef511d BV |
226 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_ENABLE); |
227 | scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL); | |
9e45cd41 BV |
228 | sr_scpi_close(scpi); |
229 | sdi->status = SR_ST_INACTIVE; | |
230 | } | |
ca1a7cb5 BV |
231 | |
232 | return SR_OK; | |
233 | } | |
234 | ||
4a471029 BV |
235 | static void clear_helper(void *priv) |
236 | { | |
237 | struct dev_context *devc; | |
238 | ||
239 | devc = priv; | |
240 | g_free(devc->channels); | |
241 | g_free(devc->channel_groups); | |
242 | g_free(devc); | |
243 | } | |
244 | ||
1e726f56 | 245 | static int dev_clear(const struct sr_dev_driver *di) |
ca1a7cb5 | 246 | { |
4a471029 | 247 | return std_dev_clear(di, clear_helper); |
ca1a7cb5 BV |
248 | } |
249 | ||
584560f1 | 250 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
251 | const struct sr_channel_group *cg) |
252 | { | |
9e45cd41 | 253 | struct dev_context *devc; |
478c8d92 BV |
254 | const GVariantType *gvtype; |
255 | unsigned int i; | |
256 | int cmd, ret; | |
069d9f25 | 257 | const char *s; |
ca1a7cb5 | 258 | |
9e45cd41 BV |
259 | if (!sdi) |
260 | return SR_ERR_ARG; | |
261 | ||
262 | devc = sdi->priv; | |
ca1a7cb5 | 263 | |
478c8d92 | 264 | if (cg) { |
9e45cd41 BV |
265 | /* |
266 | * These options only apply to channel groups with a single | |
267 | * channel -- they're per-channel settings for the device. | |
268 | */ | |
478c8d92 BV |
269 | |
270 | /* | |
271 | * Config keys are handled below depending on whether a channel | |
272 | * group was provided by the frontend. However some of these | |
273 | * take a CG on one PPS but not on others. Check the device's | |
274 | * profile for that here, and NULL out the channel group as needed. | |
275 | */ | |
276 | for (i = 0; i < devc->device->num_devopts; i++) { | |
277 | if (devc->device->devopts[i] == key) { | |
278 | cg = NULL; | |
279 | break; | |
280 | } | |
281 | } | |
478c8d92 | 282 | } |
9e45cd41 | 283 | |
478c8d92 BV |
284 | gvtype = NULL; |
285 | cmd = -1; | |
286 | switch (key) { | |
7a0b98b5 | 287 | case SR_CONF_ENABLED: |
478c8d92 BV |
288 | gvtype = G_VARIANT_TYPE_BOOLEAN; |
289 | cmd = SCPI_CMD_GET_OUTPUT_ENABLED; | |
290 | break; | |
7a0b98b5 | 291 | case SR_CONF_VOLTAGE: |
478c8d92 BV |
292 | gvtype = G_VARIANT_TYPE_DOUBLE; |
293 | cmd = SCPI_CMD_GET_MEAS_VOLTAGE; | |
294 | break; | |
7a0b98b5 | 295 | case SR_CONF_VOLTAGE_TARGET: |
478c8d92 | 296 | gvtype = G_VARIANT_TYPE_DOUBLE; |
ca95e90f | 297 | cmd = SCPI_CMD_GET_VOLTAGE_TARGET; |
478c8d92 | 298 | break; |
4264f1c0 AG |
299 | case SR_CONF_OUTPUT_FREQUENCY: |
300 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
301 | cmd = SCPI_CMD_GET_MEAS_FREQUENCY; | |
302 | break; | |
303 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: | |
304 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
305 | cmd = SCPI_CMD_GET_FREQUENCY_TARGET; | |
306 | break; | |
7a0b98b5 | 307 | case SR_CONF_CURRENT: |
478c8d92 BV |
308 | gvtype = G_VARIANT_TYPE_DOUBLE; |
309 | cmd = SCPI_CMD_GET_MEAS_CURRENT; | |
310 | break; | |
7a0b98b5 | 311 | case SR_CONF_CURRENT_LIMIT: |
478c8d92 | 312 | gvtype = G_VARIANT_TYPE_DOUBLE; |
ca95e90f | 313 | cmd = SCPI_CMD_GET_CURRENT_LIMIT; |
478c8d92 BV |
314 | break; |
315 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
316 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
317 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED; | |
318 | break; | |
319 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE: | |
320 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
321 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE; | |
322 | break; | |
323 | case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD: | |
324 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
325 | cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD; | |
326 | break; | |
327 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
328 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
329 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED; | |
330 | break; | |
331 | case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE: | |
332 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
333 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE; | |
334 | break; | |
335 | case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD: | |
336 | gvtype = G_VARIANT_TYPE_DOUBLE; | |
337 | cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD; | |
338 | break; | |
339 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
340 | gvtype = G_VARIANT_TYPE_BOOLEAN; | |
341 | cmd = SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION; | |
342 | break; | |
7a0b98b5 | 343 | case SR_CONF_REGULATION: |
60475cd7 BV |
344 | gvtype = G_VARIANT_TYPE_STRING; |
345 | cmd = SCPI_CMD_GET_OUTPUT_REGULATION; | |
478c8d92 | 346 | } |
91ef511d BV |
347 | if (!gvtype) |
348 | return SR_ERR_NA; | |
349 | ||
350 | if (cg) | |
351 | select_channel(sdi, cg->channels->data); | |
352 | ret = scpi_cmd_resp(sdi, devc->device->commands, data, gvtype, cmd); | |
353 | ||
354 | if (cmd == SCPI_CMD_GET_OUTPUT_REGULATION) { | |
355 | /* | |
356 | * The Rigol DP800 series return CV/CC/UR, Philips PM2800 | |
357 | * return VOLT/CURR. We always return a GVariant string in | |
358 | * the Rigol notation. | |
359 | */ | |
d66c93cc | 360 | s = g_variant_get_string(*data, NULL); |
069d9f25 AJ |
361 | if (!strcmp(s, "VOLT")) { |
362 | g_variant_unref(*data); | |
91ef511d | 363 | *data = g_variant_new_string("CV"); |
069d9f25 AJ |
364 | } else if (!strcmp(s, "CURR")) { |
365 | g_variant_unref(*data); | |
91ef511d | 366 | *data = g_variant_new_string("CC"); |
069d9f25 AJ |
367 | } |
368 | ||
369 | s = g_variant_get_string(*data, NULL); | |
370 | if (strcmp(s, "CV") && strcmp(s, "CC") && strcmp(s, "UR")) { | |
91ef511d BV |
371 | sr_dbg("Unknown response to SCPI_CMD_GET_OUTPUT_REGULATION: %s", s); |
372 | ret = SR_ERR_DATA; | |
373 | } | |
91ef511d | 374 | } |
ca1a7cb5 BV |
375 | |
376 | return ret; | |
377 | } | |
378 | ||
584560f1 | 379 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
380 | const struct sr_channel_group *cg) |
381 | { | |
91ef511d | 382 | struct dev_context *devc; |
9e45cd41 | 383 | double d; |
ca1a7cb5 | 384 | int ret; |
ca1a7cb5 | 385 | |
fdedbfcd BV |
386 | if (!sdi) |
387 | return SR_ERR_ARG; | |
388 | ||
ca1a7cb5 BV |
389 | if (sdi->status != SR_ST_ACTIVE) |
390 | return SR_ERR_DEV_CLOSED; | |
391 | ||
60475cd7 | 392 | if (cg) |
9e45cd41 | 393 | /* Channel group specified. */ |
60475cd7 BV |
394 | select_channel(sdi, cg->channels->data); |
395 | ||
91ef511d | 396 | devc = sdi->priv; |
e57057ae | 397 | |
60475cd7 | 398 | switch (key) { |
7a0b98b5 | 399 | case SR_CONF_ENABLED: |
60475cd7 | 400 | if (g_variant_get_boolean(data)) |
91ef511d BV |
401 | ret = scpi_cmd(sdi, devc->device->commands, |
402 | SCPI_CMD_SET_OUTPUT_ENABLE); | |
60475cd7 | 403 | else |
91ef511d BV |
404 | ret = scpi_cmd(sdi, devc->device->commands, |
405 | SCPI_CMD_SET_OUTPUT_DISABLE); | |
60475cd7 | 406 | break; |
7a0b98b5 | 407 | case SR_CONF_VOLTAGE_TARGET: |
60475cd7 | 408 | d = g_variant_get_double(data); |
91ef511d BV |
409 | ret = scpi_cmd(sdi, devc->device->commands, |
410 | SCPI_CMD_SET_VOLTAGE_TARGET, d); | |
60475cd7 | 411 | break; |
4264f1c0 AG |
412 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: |
413 | d = g_variant_get_double(data); | |
91ef511d BV |
414 | ret = scpi_cmd(sdi, devc->device->commands, |
415 | SCPI_CMD_SET_FREQUENCY_TARGET, d); | |
4264f1c0 | 416 | break; |
7a0b98b5 | 417 | case SR_CONF_CURRENT_LIMIT: |
60475cd7 | 418 | d = g_variant_get_double(data); |
91ef511d BV |
419 | ret = scpi_cmd(sdi, devc->device->commands, |
420 | SCPI_CMD_SET_CURRENT_LIMIT, d); | |
60475cd7 BV |
421 | break; |
422 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
423 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
424 | ret = scpi_cmd(sdi, devc->device->commands, |
425 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLE); | |
60475cd7 | 426 | else |
91ef511d BV |
427 | ret = scpi_cmd(sdi, devc->device->commands, |
428 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_DISABLE); | |
60475cd7 BV |
429 | break; |
430 | case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD: | |
431 | d = g_variant_get_double(data); | |
91ef511d BV |
432 | ret = scpi_cmd(sdi, devc->device->commands, |
433 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, d); | |
60475cd7 BV |
434 | break; |
435 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
436 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
437 | ret = scpi_cmd(sdi, devc->device->commands, |
438 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE); | |
60475cd7 | 439 | else |
91ef511d BV |
440 | ret = scpi_cmd(sdi, devc->device->commands, |
441 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE); | |
60475cd7 BV |
442 | break; |
443 | case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD: | |
444 | d = g_variant_get_double(data); | |
91ef511d BV |
445 | ret = scpi_cmd(sdi, devc->device->commands, |
446 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, d); | |
60475cd7 BV |
447 | break; |
448 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
449 | if (g_variant_get_boolean(data)) | |
91ef511d BV |
450 | ret = scpi_cmd(sdi, devc->device->commands, |
451 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_ENABLE); | |
60475cd7 | 452 | else |
91ef511d BV |
453 | ret = scpi_cmd(sdi, devc->device->commands, |
454 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_DISABLE); | |
60475cd7 BV |
455 | break; |
456 | default: | |
457 | ret = SR_ERR_NA; | |
ca1a7cb5 BV |
458 | } |
459 | ||
460 | return ret; | |
461 | } | |
462 | ||
584560f1 | 463 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ca1a7cb5 BV |
464 | const struct sr_channel_group *cg) |
465 | { | |
9e45cd41 BV |
466 | struct dev_context *devc; |
467 | struct sr_channel *ch; | |
329733d9 | 468 | const struct channel_spec *ch_spec; |
9e45cd41 BV |
469 | GVariant *gvar; |
470 | GVariantBuilder gvb; | |
471 | int ret, i; | |
472 | const char *s[16]; | |
473 | ||
474 | /* Always available, even without sdi. */ | |
475 | if (key == SR_CONF_SCAN_OPTIONS) { | |
584560f1 BV |
476 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
477 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
9e45cd41 | 478 | return SR_OK; |
a258204e BV |
479 | } else if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { |
480 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
9d9cf1c4 | 481 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); |
a258204e | 482 | return SR_OK; |
9e45cd41 | 483 | } |
ca1a7cb5 | 484 | |
9e45cd41 BV |
485 | if (!sdi) |
486 | return SR_ERR_ARG; | |
487 | devc = sdi->priv; | |
ca1a7cb5 BV |
488 | |
489 | ret = SR_OK; | |
9e45cd41 BV |
490 | if (!cg) { |
491 | /* No channel group: global options. */ | |
492 | switch (key) { | |
493 | case SR_CONF_DEVICE_OPTIONS: | |
584560f1 | 494 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
9e45cd41 | 495 | devc->device->devopts, devc->device->num_devopts, |
584560f1 | 496 | sizeof(uint32_t)); |
9e45cd41 | 497 | break; |
7a0b98b5 | 498 | case SR_CONF_CHANNEL_CONFIG: |
478c8d92 | 499 | /* Not used. */ |
9e45cd41 BV |
500 | i = 0; |
501 | if (devc->device->features & PPS_INDEPENDENT) | |
502 | s[i++] = "Independent"; | |
503 | if (devc->device->features & PPS_SERIES) | |
504 | s[i++] = "Series"; | |
505 | if (devc->device->features & PPS_PARALLEL) | |
506 | s[i++] = "Parallel"; | |
507 | if (i == 0) { | |
508 | /* | |
509 | * Shouldn't happen: independent-only devices | |
510 | * shouldn't advertise this option at all. | |
511 | */ | |
512 | return SR_ERR_NA; | |
513 | } | |
514 | *data = g_variant_new_strv(s, i); | |
515 | break; | |
516 | default: | |
517 | return SR_ERR_NA; | |
518 | } | |
519 | } else { | |
520 | /* Channel group specified. */ | |
9e45cd41 BV |
521 | /* |
522 | * Per-channel-group options depending on a channel are actually | |
523 | * done with the first channel. Channel groups in PPS can have | |
524 | * more than one channel, but they will typically be of equal | |
01b0257a | 525 | * specification for use in series or parallel mode. |
9e45cd41 | 526 | */ |
9e45cd41 BV |
527 | ch = cg->channels->data; |
528 | ||
529 | switch (key) { | |
530 | case SR_CONF_DEVICE_OPTIONS: | |
584560f1 | 531 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
9e45cd41 | 532 | devc->device->devopts_cg, devc->device->num_devopts_cg, |
584560f1 | 533 | sizeof(uint32_t)); |
9e45cd41 | 534 | break; |
7a0b98b5 | 535 | case SR_CONF_VOLTAGE_TARGET: |
9e45cd41 BV |
536 | ch_spec = &(devc->device->channels[ch->index]); |
537 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
538 | /* Min, max, write resolution. */ | |
539 | for (i = 0; i < 3; i++) { | |
540 | gvar = g_variant_new_double(ch_spec->voltage[i]); | |
541 | g_variant_builder_add_value(&gvb, gvar); | |
542 | } | |
543 | *data = g_variant_builder_end(&gvb); | |
544 | break; | |
4264f1c0 AG |
545 | case SR_CONF_OUTPUT_FREQUENCY_TARGET: |
546 | ch_spec = &(devc->device->channels[ch->index]); | |
547 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
548 | /* Min, max, write resolution. */ | |
549 | for (i = 0; i < 3; i++) { | |
550 | gvar = g_variant_new_double(ch_spec->frequency[i]); | |
551 | g_variant_builder_add_value(&gvb, gvar); | |
552 | } | |
553 | *data = g_variant_builder_end(&gvb); | |
554 | break; | |
7a0b98b5 | 555 | case SR_CONF_CURRENT_LIMIT: |
9e45cd41 BV |
556 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
557 | /* Min, max, step. */ | |
558 | for (i = 0; i < 3; i++) { | |
559 | ch_spec = &(devc->device->channels[ch->index]); | |
560 | gvar = g_variant_new_double(ch_spec->current[i]); | |
561 | g_variant_builder_add_value(&gvb, gvar); | |
562 | } | |
563 | *data = g_variant_builder_end(&gvb); | |
564 | break; | |
565 | default: | |
566 | return SR_ERR_NA; | |
567 | } | |
ca1a7cb5 BV |
568 | } |
569 | ||
570 | return ret; | |
571 | } | |
572 | ||
695dc859 | 573 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
ca1a7cb5 | 574 | { |
9e45cd41 BV |
575 | struct dev_context *devc; |
576 | struct sr_scpi_dev_inst *scpi; | |
577 | struct sr_channel *ch; | |
01b0257a BV |
578 | struct pps_channel *pch; |
579 | int cmd, ret; | |
ca1a7cb5 BV |
580 | |
581 | if (sdi->status != SR_ST_ACTIVE) | |
582 | return SR_ERR_DEV_CLOSED; | |
583 | ||
9e45cd41 BV |
584 | devc = sdi->priv; |
585 | scpi = sdi->conn; | |
9e45cd41 | 586 | |
01b0257a | 587 | if ((ret = sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 10, |
9e45cd41 BV |
588 | scpi_pps_receive_data, (void *)sdi)) != SR_OK) |
589 | return ret; | |
590 | std_session_send_df_header(sdi, LOG_PREFIX); | |
591 | ||
01b0257a | 592 | /* Prime the pipe with the first channel's fetch. */ |
9c24d16a | 593 | ch = sr_next_enabled_channel(sdi, NULL); |
01b0257a | 594 | pch = ch->priv; |
c1603f45 | 595 | if ((ret = select_channel(sdi, ch)) < 0) |
984e4b0d | 596 | return ret; |
01b0257a BV |
597 | if (pch->mq == SR_MQ_VOLTAGE) |
598 | cmd = SCPI_CMD_GET_MEAS_VOLTAGE; | |
4264f1c0 AG |
599 | else if (pch->mq == SR_MQ_FREQUENCY) |
600 | cmd = SCPI_CMD_GET_MEAS_FREQUENCY; | |
01b0257a BV |
601 | else if (pch->mq == SR_MQ_CURRENT) |
602 | cmd = SCPI_CMD_GET_MEAS_CURRENT; | |
603 | else if (pch->mq == SR_MQ_POWER) | |
604 | cmd = SCPI_CMD_GET_MEAS_POWER; | |
605 | else | |
606 | return SR_ERR; | |
91ef511d | 607 | scpi_cmd(sdi, devc->device->commands, cmd, pch->hwname); |
ca1a7cb5 BV |
608 | |
609 | return SR_OK; | |
610 | } | |
611 | ||
695dc859 | 612 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
ca1a7cb5 | 613 | { |
9e45cd41 BV |
614 | struct sr_scpi_dev_inst *scpi; |
615 | float f; | |
616 | ||
ca1a7cb5 BV |
617 | if (sdi->status != SR_ST_ACTIVE) |
618 | return SR_ERR_DEV_CLOSED; | |
619 | ||
9e45cd41 BV |
620 | scpi = sdi->conn; |
621 | ||
622 | /* | |
623 | * A requested value is certainly on the way. Retrieve it now, | |
624 | * to avoid leaving the device in a state where it's not expecting | |
625 | * commands. | |
626 | */ | |
627 | sr_scpi_get_float(scpi, NULL, &f); | |
628 | sr_scpi_source_remove(sdi->session, scpi); | |
629 | ||
3be42bc2 | 630 | std_session_send_df_end(sdi, LOG_PREFIX); |
bf48cceb | 631 | |
ca1a7cb5 BV |
632 | return SR_OK; |
633 | } | |
634 | ||
635 | SR_PRIV struct sr_dev_driver scpi_pps_driver_info = { | |
636 | .name = "scpi-pps", | |
637 | .longname = "SCPI PPS", | |
638 | .api_version = 1, | |
639 | .init = init, | |
700d6b64 | 640 | .cleanup = std_cleanup, |
ca1a7cb5 BV |
641 | .scan = scan, |
642 | .dev_list = dev_list, | |
643 | .dev_clear = dev_clear, | |
644 | .config_get = config_get, | |
645 | .config_set = config_set, | |
646 | .config_list = config_list, | |
647 | .dev_open = dev_open, | |
648 | .dev_close = dev_close, | |
649 | .dev_acquisition_start = dev_acquisition_start, | |
650 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 651 | .context = NULL, |
ca1a7cb5 | 652 | }; |