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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 poljar (Damir Jelić) <poljarinho@gmail.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 | ||
20 | #include "protocol.h" | |
21 | ||
22 | static const char *hameg_scpi_dialect[] = { | |
23 | [SCPI_CMD_GET_DIG_DATA] = ":POD%d:DATA?", | |
24 | [SCPI_CMD_GET_TIMEBASE] = ":TIM:SCAL?", | |
25 | [SCPI_CMD_SET_TIMEBASE] = ":TIM:SCAL %E", | |
26 | [SCPI_CMD_GET_COUPLING] = ":CHAN%d:COUP?", | |
27 | [SCPI_CMD_SET_COUPLING] = ":CHAN%d:COUP %s", | |
28 | [SCPI_CMD_GET_ANALOG_DATA] = ":CHAN%d:DATA?", | |
29 | [SCPI_CMD_GET_VERTICAL_DIV] = ":CHAN%d:SCAL?", | |
30 | [SCPI_CMD_SET_VERTICAL_DIV] = ":CHAN%d:SCAL %E", | |
31 | [SCPI_CMD_GET_DIG_POD_STATE] = ":POD%d:STAT?", | |
32 | [SCPI_CMD_SET_DIG_POD_STATE] = ":POD%d:STAT %d", | |
33 | [SCPI_CMD_GET_TRIGGER_SLOPE] = ":TRIG:A:EDGE:SLOP?", | |
34 | [SCPI_CMD_SET_TRIGGER_SLOPE] = ":TRIG:A:EDGE:SLOP %s", | |
35 | [SCPI_CMD_GET_TRIGGER_SOURCE] = ":TRIG:A:SOUR?", | |
36 | [SCPI_CMD_SET_TRIGGER_SOURCE] = ":TRIG:A:SOUR %s", | |
37 | [SCPI_CMD_GET_DIG_CHAN_STATE] = ":LOG%d:STAT?", | |
38 | [SCPI_CMD_SET_DIG_CHAN_STATE] = ":LOG%d:STAT %d", | |
39 | [SCPI_CMD_GET_VERTICAL_OFFSET] = ":CHAN%d:POS?", | |
40 | [SCPI_CMD_GET_HORIZ_TRIGGERPOS] = ":TIM:POS?", | |
41 | [SCPI_CMD_SET_HORIZ_TRIGGERPOS] = ":TIM:POS %E", | |
42 | [SCPI_CMD_GET_ANALOG_CHAN_STATE] = ":CHAN%d:STAT?", | |
43 | [SCPI_CMD_SET_ANALOG_CHAN_STATE] = ":CHAN%d:STAT %d", | |
44 | }; | |
45 | ||
46 | static const int32_t hmo_hwcaps[] = { | |
47 | SR_CONF_OSCILLOSCOPE, | |
48 | SR_CONF_TRIGGER_SOURCE, | |
49 | SR_CONF_TIMEBASE, | |
50 | SR_CONF_NUM_TIMEBASE, | |
51 | SR_CONF_TRIGGER_SLOPE, | |
52 | SR_CONF_HORIZ_TRIGGERPOS, | |
53 | }; | |
54 | ||
55 | static const int32_t hmo_analog_caps[] = { | |
56 | SR_CONF_NUM_VDIV, | |
57 | SR_CONF_COUPLING, | |
58 | SR_CONF_VDIV, | |
59 | }; | |
60 | ||
61 | static const char *hmo_coupling_options[] = { | |
62 | "AC", | |
63 | "ACL", | |
64 | "DC", | |
65 | "GND", | |
66 | NULL, | |
67 | }; | |
68 | ||
69 | static const char *scope_trigger_slopes[] = { | |
70 | "POS", | |
71 | "NEG", | |
72 | NULL, | |
73 | }; | |
74 | ||
75 | static const char *hmo_compact2_trigger_sources[] = { | |
76 | "CH1", | |
77 | "CH2", | |
78 | "LINE", | |
79 | "EXT", | |
80 | "D0", | |
81 | "D1", | |
82 | "D2", | |
83 | "D3", | |
84 | "D4", | |
85 | "D5", | |
86 | "D6", | |
87 | "D7", | |
88 | NULL, | |
89 | }; | |
90 | ||
91 | static const char *hmo_compact4_trigger_sources[] = { | |
92 | "CH1", | |
93 | "CH2", | |
94 | "CH3", | |
95 | "CH4", | |
96 | "LINE", | |
97 | "EXT", | |
98 | "D0", | |
99 | "D1", | |
100 | "D2", | |
101 | "D3", | |
102 | "D4", | |
103 | "D5", | |
104 | "D6", | |
105 | "D7", | |
106 | NULL, | |
107 | }; | |
108 | ||
109 | static const uint64_t hmo_timebases[][2] = { | |
110 | /* nanoseconds */ | |
111 | { 2, 1000000000 }, | |
112 | { 5, 1000000000 }, | |
113 | { 10, 1000000000 }, | |
114 | { 20, 1000000000 }, | |
115 | { 50, 1000000000 }, | |
116 | { 100, 1000000000 }, | |
117 | { 200, 1000000000 }, | |
118 | { 500, 1000000000 }, | |
119 | /* microseconds */ | |
120 | { 1, 1000000 }, | |
121 | { 2, 1000000 }, | |
122 | { 5, 1000000 }, | |
123 | { 10, 1000000 }, | |
124 | { 20, 1000000 }, | |
125 | { 50, 1000000 }, | |
126 | { 100, 1000000 }, | |
127 | { 200, 1000000 }, | |
128 | { 500, 1000000 }, | |
129 | /* milliseconds */ | |
130 | { 1, 1000 }, | |
131 | { 2, 1000 }, | |
132 | { 5, 1000 }, | |
133 | { 10, 1000 }, | |
134 | { 20, 1000 }, | |
135 | { 50, 1000 }, | |
136 | { 100, 1000 }, | |
137 | { 200, 1000 }, | |
138 | { 500, 1000 }, | |
139 | /* seconds */ | |
140 | { 1, 1 }, | |
141 | { 2, 1 }, | |
142 | { 5, 1 }, | |
143 | { 10, 1 }, | |
144 | { 20, 1 }, | |
145 | { 50, 1 }, | |
146 | }; | |
147 | ||
148 | static const uint64_t hmo_vdivs[][2] = { | |
149 | /* millivolts */ | |
150 | { 1, 1000 }, | |
151 | { 2, 1000 }, | |
152 | { 5, 1000 }, | |
153 | { 10, 1000 }, | |
154 | { 20, 1000 }, | |
155 | { 50, 1000 }, | |
156 | { 100, 1000 }, | |
157 | { 200, 1000 }, | |
158 | { 500, 1000 }, | |
159 | /* volts */ | |
160 | { 1, 1 }, | |
161 | { 2, 1 }, | |
162 | { 5, 1 }, | |
163 | { 10, 1 }, | |
164 | }; | |
165 | ||
166 | static const char *scope_analog_probe_names[] = { | |
167 | "CH1", | |
168 | "CH2", | |
169 | "CH3", | |
170 | "CH4", | |
171 | }; | |
172 | ||
173 | static const char *scope_digital_probe_names[] = { | |
174 | "D0", | |
175 | "D1", | |
176 | "D2", | |
177 | "D3", | |
178 | "D4", | |
179 | "D5", | |
180 | "D6", | |
181 | "D7", | |
182 | "D8", | |
183 | "D9", | |
184 | "D10", | |
185 | "D11", | |
186 | "D12", | |
187 | "D13", | |
188 | "D14", | |
189 | "D15", | |
190 | }; | |
191 | ||
192 | static struct scope_config scope_models[] = { | |
193 | { | |
194 | .name = {"HMO722", "HMO1022", "HMO1522", "HMO2022", NULL}, | |
195 | .analog_channels = 2, | |
196 | .digital_channels = 8, | |
197 | .digital_pods = 1, | |
198 | ||
199 | .analog_names = &scope_analog_probe_names, | |
200 | .digital_names = &scope_digital_probe_names, | |
201 | ||
202 | .hw_caps = &hmo_hwcaps, | |
203 | .num_hwcaps = ARRAY_SIZE(hmo_hwcaps), | |
204 | ||
205 | .analog_hwcaps = &hmo_analog_caps, | |
206 | .num_analog_hwcaps = ARRAY_SIZE(hmo_analog_caps), | |
207 | ||
208 | .coupling_options = &hmo_coupling_options, | |
209 | .trigger_sources = &hmo_compact2_trigger_sources, | |
210 | .trigger_slopes = &scope_trigger_slopes, | |
211 | ||
212 | .timebases = &hmo_timebases, | |
213 | .num_timebases = ARRAY_SIZE(hmo_timebases), | |
214 | ||
215 | .vdivs = &hmo_vdivs, | |
216 | .num_vdivs = ARRAY_SIZE(hmo_vdivs), | |
217 | ||
218 | .num_xdivs = 12, | |
219 | .num_ydivs = 8, | |
220 | ||
221 | .scpi_dialect = &hameg_scpi_dialect, | |
222 | }, | |
223 | { | |
224 | .name = {"HMO724", "HMO1024", "HMO1524", "HMO2024", NULL}, | |
225 | .analog_channels = 4, | |
226 | .digital_channels = 8, | |
227 | .digital_pods = 1, | |
228 | ||
229 | .analog_names = &scope_analog_probe_names, | |
230 | .digital_names = &scope_digital_probe_names, | |
231 | ||
232 | .hw_caps = &hmo_hwcaps, | |
233 | .num_hwcaps = ARRAY_SIZE(hmo_hwcaps), | |
234 | ||
235 | .analog_hwcaps = &hmo_analog_caps, | |
236 | .num_analog_hwcaps = ARRAY_SIZE(hmo_analog_caps), | |
237 | ||
238 | .coupling_options = &hmo_coupling_options, | |
239 | .trigger_sources = &hmo_compact4_trigger_sources, | |
240 | .trigger_slopes = &scope_trigger_slopes, | |
241 | ||
242 | .timebases = &hmo_timebases, | |
243 | .num_timebases = ARRAY_SIZE(hmo_timebases), | |
244 | ||
245 | .vdivs = &hmo_vdivs, | |
246 | .num_vdivs = ARRAY_SIZE(hmo_vdivs), | |
247 | ||
248 | .num_xdivs = 12, | |
249 | .num_ydivs = 8, | |
250 | ||
251 | .scpi_dialect = &hameg_scpi_dialect, | |
252 | }, | |
253 | }; | |
254 | ||
255 | static void scope_state_dump(struct scope_config *config, | |
256 | struct scope_state *state) | |
257 | { | |
258 | unsigned int i; | |
259 | ||
260 | for (i = 0; i < config->analog_channels; ++i) { | |
261 | sr_info("State of analog channel %d -> %s : %s %.3eV %.3e offset", i + 1, | |
262 | state->analog_channels[i].state ? "On" : "Off", | |
263 | (*config->coupling_options)[state->analog_channels[i].coupling], | |
264 | state->analog_channels[i].vdiv, state->analog_channels[i].vertical_offset); | |
265 | } | |
266 | ||
267 | for (i = 0; i < config->digital_channels; ++i) { | |
268 | sr_info("State of digital channel %d -> %s", i, | |
269 | state->digital_channels[i] ? "On" : "Off"); | |
270 | } | |
271 | ||
272 | for (i = 0; i < config->digital_pods; ++i) { | |
273 | sr_info("State of digital POD %d -> %s", i, | |
274 | state->digital_pods[i] ? "On" : "Off"); | |
275 | } | |
276 | ||
277 | sr_info("Current timebase: %.2es", state->timebase); | |
278 | sr_info("Current trigger: %s (source), %s (slope) %.2e (offset)", | |
279 | (*config->trigger_sources)[state->trigger_source], | |
280 | (*config->trigger_slopes)[state->trigger_slope], | |
281 | state->horiz_triggerpos); | |
282 | } | |
283 | ||
284 | static int scope_state_get_array_option(struct sr_scpi_dev_inst *scpi, | |
285 | const char *command, const char *(*array)[], int *result) | |
286 | { | |
287 | char *tmp; | |
288 | unsigned int i; | |
289 | ||
290 | if (sr_scpi_get_string(scpi, command, &tmp) != SR_OK) { | |
291 | g_free(tmp); | |
292 | return SR_ERR; | |
293 | } | |
294 | ||
295 | for (i = 0; (*array)[i]; ++i) { | |
296 | if (!g_strcmp0(tmp, (*array)[i])) { | |
297 | *result = i; | |
298 | g_free(tmp); | |
299 | tmp = NULL; | |
300 | break; | |
301 | } | |
302 | } | |
303 | ||
304 | if (tmp) { | |
305 | g_free(tmp); | |
306 | return SR_ERR; | |
307 | } | |
308 | ||
309 | return SR_OK; | |
310 | } | |
311 | ||
312 | static int analog_channel_state_get(struct sr_scpi_dev_inst *scpi, | |
313 | struct scope_config *config, | |
314 | struct scope_state *state) | |
315 | { | |
316 | unsigned int i; | |
317 | char command[MAX_COMMAND_SIZE]; | |
318 | ||
319 | for (i = 0; i < config->analog_channels; ++i) { | |
320 | g_snprintf(command, sizeof(command), | |
321 | (*config->scpi_dialect)[SCPI_CMD_GET_ANALOG_CHAN_STATE], | |
322 | i + 1); | |
323 | ||
324 | if (sr_scpi_get_bool(scpi, command, | |
325 | &state->analog_channels[i].state) != SR_OK) | |
326 | return SR_ERR; | |
327 | ||
328 | g_snprintf(command, sizeof(command), | |
329 | (*config->scpi_dialect)[SCPI_CMD_GET_VERTICAL_DIV], | |
330 | i + 1); | |
331 | ||
332 | if (sr_scpi_get_float(scpi, command, | |
333 | &state->analog_channels[i].vdiv) != SR_OK) | |
334 | return SR_ERR; | |
335 | ||
336 | g_snprintf(command, sizeof(command), | |
337 | (*config->scpi_dialect)[SCPI_CMD_GET_VERTICAL_OFFSET], | |
338 | i + 1); | |
339 | ||
340 | if (sr_scpi_get_float(scpi, command, | |
341 | &state->analog_channels[i].vertical_offset) != SR_OK) | |
342 | return SR_ERR; | |
343 | ||
344 | g_snprintf(command, sizeof(command), | |
345 | (*config->scpi_dialect)[SCPI_CMD_GET_COUPLING], | |
346 | i + 1); | |
347 | ||
348 | if (scope_state_get_array_option(scpi, command, config->coupling_options, | |
349 | &state->analog_channels[i].coupling) != SR_OK) | |
350 | return SR_ERR; | |
351 | } | |
352 | ||
353 | return SR_OK; | |
354 | } | |
355 | ||
356 | static int digital_channel_state_get(struct sr_scpi_dev_inst *scpi, | |
357 | struct scope_config *config, | |
358 | struct scope_state *state) | |
359 | { | |
360 | unsigned int i; | |
361 | char command[MAX_COMMAND_SIZE]; | |
362 | ||
363 | for (i = 0; i < config->digital_channels; ++i) { | |
364 | g_snprintf(command, sizeof(command), | |
365 | (*config->scpi_dialect)[SCPI_CMD_GET_DIG_CHAN_STATE], | |
366 | i); | |
367 | ||
368 | if (sr_scpi_get_bool(scpi, command, | |
369 | &state->digital_channels[i]) != SR_OK) | |
370 | return SR_ERR; | |
371 | } | |
372 | ||
373 | for (i = 0; i < config->digital_pods; ++i) { | |
374 | g_snprintf(command, sizeof(command), | |
375 | (*config->scpi_dialect)[SCPI_CMD_GET_DIG_POD_STATE], | |
376 | i + 1); | |
377 | ||
378 | if (sr_scpi_get_bool(scpi, command, | |
379 | &state->digital_pods[i]) != SR_OK) | |
380 | return SR_ERR; | |
381 | } | |
382 | ||
383 | return SR_OK; | |
384 | } | |
385 | ||
386 | SR_PRIV int hmo_scope_state_get(struct sr_dev_inst *sdi) | |
387 | { | |
388 | struct dev_context *devc; | |
389 | struct scope_state *state; | |
390 | struct scope_config *config; | |
391 | ||
392 | devc = sdi->priv; | |
393 | config = devc->model_config; | |
394 | state = devc->model_state; | |
395 | ||
396 | if (analog_channel_state_get(sdi->conn, config, state) != SR_OK) | |
397 | return SR_ERR; | |
398 | ||
399 | if (digital_channel_state_get(sdi->conn, config, state) != SR_OK) | |
400 | return SR_ERR; | |
401 | ||
402 | /* TODO: Check if value is sensible. */ | |
403 | if (sr_scpi_get_float(sdi->conn, | |
404 | (*config->scpi_dialect)[SCPI_CMD_GET_TIMEBASE], | |
405 | &state->timebase) != SR_OK) | |
406 | return SR_ERR; | |
407 | ||
408 | if (sr_scpi_get_float(sdi->conn, | |
409 | (*config->scpi_dialect)[SCPI_CMD_GET_HORIZ_TRIGGERPOS], | |
410 | &state->horiz_triggerpos) != SR_OK) | |
411 | return SR_ERR; | |
412 | ||
413 | if (scope_state_get_array_option(sdi->conn, | |
414 | (*config->scpi_dialect)[SCPI_CMD_GET_TRIGGER_SOURCE], | |
415 | config->trigger_sources, &state->trigger_source) != SR_OK) | |
416 | return SR_ERR; | |
417 | ||
418 | if (scope_state_get_array_option(sdi->conn, | |
419 | (*config->scpi_dialect)[SCPI_CMD_GET_TRIGGER_SLOPE], | |
420 | config->trigger_slopes, &state->trigger_slope) != SR_OK) | |
421 | return SR_ERR; | |
422 | ||
423 | scope_state_dump(config, state); | |
424 | ||
425 | return SR_OK; | |
426 | } | |
427 | ||
428 | SR_PRIV struct scope_state *scope_state_new(struct scope_config *config) | |
429 | { | |
430 | struct scope_state *state; | |
431 | ||
432 | if (!(state = g_try_malloc0(sizeof(struct scope_state)))) | |
433 | return NULL; | |
434 | ||
435 | if (!(state->analog_channels = g_try_malloc0_n(config->analog_channels, | |
436 | sizeof(struct analog_channel_state)))) | |
437 | goto fail; | |
438 | ||
439 | if (!(state->digital_channels = g_try_malloc0_n( | |
440 | config->digital_channels, sizeof(gboolean)))) | |
441 | goto fail; | |
442 | ||
443 | if (!(state->digital_pods = g_try_malloc0_n(config->digital_pods, | |
444 | sizeof(gboolean)))) | |
445 | goto fail; | |
446 | ||
447 | return state; | |
448 | ||
449 | fail: | |
450 | if (state->analog_channels) | |
451 | g_free(state->analog_channels); | |
452 | if (state->digital_channels) | |
453 | g_free(state->digital_channels); | |
454 | if (state->digital_pods) | |
455 | g_free(state->digital_pods); | |
456 | g_free(state); | |
457 | ||
458 | return NULL; | |
459 | } | |
460 | ||
461 | SR_PRIV void hmo_scope_state_free(struct scope_state *state) | |
462 | { | |
463 | g_free(state->analog_channels); | |
464 | g_free(state->digital_channels); | |
465 | g_free(state->digital_pods); | |
466 | g_free(state); | |
467 | } | |
468 | ||
469 | SR_PRIV int hmo_init_device(struct sr_dev_inst *sdi) | |
470 | { | |
471 | char tmp[25]; | |
472 | int model_index; | |
473 | unsigned int i, j; | |
474 | struct sr_probe *probe; | |
475 | struct dev_context *devc; | |
476 | ||
477 | devc = sdi->priv; | |
478 | model_index = -1; | |
479 | ||
480 | /* Find the exact model. */ | |
481 | for (i = 0; i < ARRAY_SIZE(scope_models); i++) { | |
482 | for (j = 0; scope_models[i].name[j]; j++) { | |
483 | if (!strcmp(sdi->model, scope_models[i].name[j])) { | |
484 | model_index = i; | |
485 | break; | |
486 | } | |
487 | } | |
488 | if (model_index != -1) | |
489 | break; | |
490 | } | |
491 | ||
492 | if (model_index == -1) { | |
493 | sr_dbg("Unsupported HMO device."); | |
494 | return SR_ERR_NA; | |
495 | } | |
496 | ||
497 | if (!(devc->analog_groups = g_try_malloc0(sizeof(struct sr_probe_group) * | |
498 | scope_models[model_index].analog_channels))) | |
499 | return SR_ERR_MALLOC; | |
500 | ||
501 | if (!(devc->digital_groups = g_try_malloc0(sizeof(struct sr_probe_group) * | |
502 | scope_models[model_index].digital_pods))) | |
503 | return SR_ERR_MALLOC; | |
504 | ||
505 | /* Add analog channels. */ | |
506 | for (i = 0; i < scope_models[model_index].analog_channels; i++) { | |
507 | if (!(probe = sr_probe_new(i, SR_PROBE_ANALOG, TRUE, | |
508 | (*scope_models[model_index].analog_names)[i]))) | |
509 | return SR_ERR_MALLOC; | |
510 | sdi->probes = g_slist_append(sdi->probes, probe); | |
511 | ||
512 | devc->analog_groups[i].name = | |
513 | (char *)(*scope_models[model_index].analog_names)[i]; | |
514 | devc->analog_groups[i].probes = g_slist_append(NULL, probe); | |
515 | ||
516 | sdi->probe_groups = g_slist_append(sdi->probe_groups, | |
517 | &devc->analog_groups[i]); | |
518 | } | |
519 | ||
520 | /* Add digital probe groups. */ | |
521 | for (i = 0; i < scope_models[model_index].digital_pods; ++i) { | |
522 | g_snprintf(tmp, 25, "POD%d", i); | |
523 | devc->digital_groups[i].name = g_strdup(tmp); | |
524 | sdi->probe_groups = g_slist_append(sdi->probe_groups, | |
525 | &devc->digital_groups[i < 8 ? 0 : 1]); | |
526 | } | |
527 | ||
528 | /* Add digital channels. */ | |
529 | for (i = 0; i < scope_models[model_index].digital_channels; i++) { | |
530 | if (!(probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, | |
531 | (*scope_models[model_index].digital_names)[i]))) | |
532 | return SR_ERR_MALLOC; | |
533 | sdi->probes = g_slist_append(sdi->probes, probe); | |
534 | ||
535 | devc->digital_groups[i < 8 ? 0 : 1].probes = g_slist_append( | |
536 | devc->digital_groups[i < 8 ? 0 : 1].probes, probe); | |
537 | } | |
538 | ||
539 | devc->model_config = &scope_models[model_index]; | |
540 | devc->frame_limit = 0; | |
541 | ||
542 | if (!(devc->model_state = scope_state_new(devc->model_config))) | |
543 | return SR_ERR_MALLOC; | |
544 | ||
545 | return SR_OK; | |
546 | } | |
547 | ||
548 | SR_PRIV int hmo_receive_data(int fd, int revents, void *cb_data) | |
549 | { | |
550 | struct sr_probe *probe; | |
551 | struct sr_dev_inst *sdi; | |
552 | struct dev_context *devc; | |
553 | struct sr_datafeed_packet packet; | |
554 | GArray *data; | |
555 | struct sr_datafeed_analog analog; | |
556 | struct sr_datafeed_logic logic; | |
557 | ||
558 | (void)fd; | |
559 | ||
560 | if (!(sdi = cb_data)) | |
561 | return TRUE; | |
562 | ||
563 | if (!(devc = sdi->priv)) | |
564 | return TRUE; | |
565 | ||
566 | if (revents == G_IO_IN) { | |
567 | probe = devc->current_probe->data; | |
568 | ||
569 | switch (probe->type) { | |
570 | case SR_PROBE_ANALOG: | |
571 | if (sr_scpi_get_floatv(sdi->conn, NULL, &data) != SR_OK) { | |
572 | if (data) | |
573 | g_array_free(data, TRUE); | |
574 | ||
575 | return TRUE; | |
576 | } | |
577 | ||
578 | packet.type = SR_DF_FRAME_BEGIN; | |
579 | sr_session_send(sdi, &packet); | |
580 | ||
581 | analog.probes = g_slist_append(NULL, probe); | |
582 | analog.num_samples = data->len; | |
583 | analog.data = (float *) data->data; | |
584 | analog.mq = SR_MQ_VOLTAGE; | |
585 | analog.unit = SR_UNIT_VOLT; | |
586 | analog.mqflags = 0; | |
587 | packet.type = SR_DF_ANALOG; | |
588 | packet.payload = &analog; | |
589 | sr_session_send(cb_data, &packet); | |
590 | g_slist_free(analog.probes); | |
591 | g_array_free(data, TRUE); | |
592 | break; | |
593 | case SR_PROBE_LOGIC: | |
594 | if (sr_scpi_get_uint8v(sdi->conn, NULL, &data) != SR_OK) { | |
595 | if (data) | |
596 | g_free(data); | |
597 | return TRUE; | |
598 | } | |
599 | ||
600 | packet.type = SR_DF_FRAME_BEGIN; | |
601 | sr_session_send(sdi, &packet); | |
602 | ||
603 | logic.length = data->len; | |
604 | logic.unitsize = 1; | |
605 | logic.data = data->data; | |
606 | packet.type = SR_DF_LOGIC; | |
607 | packet.payload = &logic; | |
608 | sr_session_send(cb_data, &packet); | |
609 | g_array_free(data, TRUE); | |
610 | break; | |
611 | default: | |
612 | sr_err("Invalid probe type."); | |
613 | break; | |
614 | } | |
615 | ||
616 | packet.type = SR_DF_FRAME_END; | |
617 | sr_session_send(sdi, &packet); | |
618 | ||
619 | if (devc->current_probe->next) { | |
620 | devc->current_probe = devc->current_probe->next; | |
621 | hmo_request_data(sdi); | |
622 | } else if (++devc->num_frames == devc->frame_limit) { | |
623 | packet.type = SR_DF_END; | |
624 | sr_session_send(sdi, &packet); | |
625 | sdi->driver->dev_acquisition_stop(sdi, cb_data); | |
626 | } else { | |
627 | devc->current_probe = devc->enabled_probes; | |
628 | hmo_request_data(sdi); | |
629 | } | |
630 | } | |
631 | ||
632 | return TRUE; | |
633 | } |