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10763937 SA |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2014 abraxa (Soeren Apel) <soeren@apelpie.net> | |
5 | * Based on the Hameg HMO driver by poljar (Damir Jelić) <poljarinho@gmail.com> | |
6 | * | |
7 | * This program is free software: you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation, either version 3 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | #include <stdlib.h> | |
22 | #include "protocol.h" | |
23 | ||
8ab929d6 | 24 | SR_PRIV struct sr_dev_driver yokogawa_dlm_driver_info; |
8ab929d6 | 25 | |
329733d9 UH |
26 | static const char *MANUFACTURER_ID = "YOKOGAWA"; |
27 | static const char *MANUFACTURER_NAME = "Yokogawa"; | |
8ab929d6 | 28 | |
f3c60fb6 SA |
29 | static const uint32_t dlm_scanopts[] = { |
30 | SR_CONF_CONN, | |
31 | }; | |
32 | ||
33 | static const uint32_t dlm_drvopts[] = { | |
cf0280fa AJ |
34 | SR_CONF_LOGIC_ANALYZER, |
35 | SR_CONF_OSCILLOSCOPE, | |
36 | }; | |
37 | ||
f3c60fb6 SA |
38 | static const uint32_t dlm_devopts[] = { |
39 | SR_CONF_LIMIT_FRAMES | SR_CONF_GET | SR_CONF_SET, | |
40 | SR_CONF_SAMPLERATE | SR_CONF_GET, | |
41 | SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
42 | SR_CONF_NUM_HDIV | SR_CONF_GET, | |
43 | SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_GET | SR_CONF_SET, | |
44 | SR_CONF_TRIGGER_SLOPE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
45 | SR_CONF_TRIGGER_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
46 | }; | |
47 | ||
48 | static const uint32_t dlm_analog_devopts[] = { | |
49 | SR_CONF_COUPLING | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
50 | SR_CONF_VDIV | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
51 | SR_CONF_NUM_VDIV | SR_CONF_GET, | |
52 | }; | |
53 | ||
54 | static const uint32_t dlm_digital_devopts[] = { | |
55 | }; | |
56 | ||
8ab929d6 SA |
57 | enum { |
58 | CG_INVALID = -1, | |
59 | CG_NONE, | |
60 | CG_ANALOG, | |
61 | CG_DIGITAL, | |
62 | }; | |
63 | ||
4f840ce9 | 64 | static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx) |
8ab929d6 SA |
65 | { |
66 | return std_init(sr_ctx, di, LOG_PREFIX); | |
67 | } | |
68 | ||
69 | static struct sr_dev_inst *probe_usbtmc_device(struct sr_scpi_dev_inst *scpi) | |
70 | { | |
71 | struct sr_dev_inst *sdi; | |
72 | struct dev_context *devc; | |
73 | struct sr_scpi_hw_info *hw_info; | |
74 | char *model_name; | |
75 | int model_index; | |
76 | ||
77 | sdi = NULL; | |
78 | devc = NULL; | |
79 | hw_info = NULL; | |
80 | ||
81 | if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) { | |
82 | sr_info("Couldn't get IDN response."); | |
83 | goto fail; | |
84 | } | |
85 | ||
86 | if (strcmp(hw_info->manufacturer, MANUFACTURER_ID) != 0) | |
87 | goto fail; | |
88 | ||
89 | if (dlm_model_get(hw_info->model, &model_name, &model_index) != SR_OK) | |
90 | goto fail; | |
91 | ||
aac29cc1 | 92 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
93 | sdi->status = SR_ST_ACTIVE; |
94 | sdi->vendor = g_strdup(MANUFACTURER_NAME); | |
95 | sdi->model = g_strdup(model_name); | |
96 | sdi->version = g_strdup(hw_info->firmware_version); | |
8ab929d6 | 97 | |
d1314831 SA |
98 | sdi->serial_num = g_strdup(hw_info->serial_number); |
99 | ||
8ab929d6 SA |
100 | sr_scpi_hw_info_free(hw_info); |
101 | hw_info = NULL; | |
102 | ||
ac10a927 | 103 | devc = g_malloc0(sizeof(struct dev_context)); |
8ab929d6 | 104 | |
4f840ce9 | 105 | sdi->driver = &yokogawa_dlm_driver_info; |
8ab929d6 SA |
106 | sdi->priv = devc; |
107 | sdi->inst_type = SR_INST_SCPI; | |
108 | sdi->conn = scpi; | |
109 | ||
110 | if (dlm_device_init(sdi, model_index) != SR_OK) | |
111 | goto fail; | |
112 | ||
113 | sr_scpi_close(sdi->conn); | |
114 | ||
115 | sdi->status = SR_ST_INACTIVE; | |
116 | return sdi; | |
117 | ||
118 | fail: | |
119 | if (hw_info) | |
120 | sr_scpi_hw_info_free(hw_info); | |
121 | if (sdi) | |
122 | sr_dev_inst_free(sdi); | |
b1f83103 | 123 | g_free(devc); |
8ab929d6 SA |
124 | |
125 | return NULL; | |
126 | } | |
127 | ||
4f840ce9 | 128 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
8ab929d6 SA |
129 | { |
130 | return sr_scpi_scan(di->priv, options, probe_usbtmc_device); | |
131 | } | |
132 | ||
4f840ce9 | 133 | static GSList *dev_list(const struct sr_dev_driver *di) |
8ab929d6 SA |
134 | { |
135 | return ((struct drv_context *)(di->priv))->instances; | |
136 | } | |
137 | ||
138 | static void clear_helper(void *priv) | |
139 | { | |
140 | struct dev_context *devc; | |
141 | ||
142 | devc = priv; | |
143 | ||
144 | dlm_scope_state_destroy(devc->model_state); | |
145 | ||
146 | g_free(devc->analog_groups); | |
147 | g_free(devc->digital_groups); | |
148 | g_free(devc); | |
149 | } | |
150 | ||
4f840ce9 | 151 | static int dev_clear(const struct sr_dev_driver *di) |
8ab929d6 SA |
152 | { |
153 | return std_dev_clear(di, clear_helper); | |
154 | } | |
155 | ||
156 | static int dev_open(struct sr_dev_inst *sdi) | |
157 | { | |
158 | if (sdi->status != SR_ST_ACTIVE && sr_scpi_open(sdi->conn) != SR_OK) | |
159 | return SR_ERR; | |
160 | ||
161 | if (dlm_scope_state_query(sdi) != SR_OK) | |
162 | return SR_ERR; | |
163 | ||
164 | sdi->status = SR_ST_ACTIVE; | |
165 | ||
166 | return SR_OK; | |
167 | } | |
168 | ||
169 | static int dev_close(struct sr_dev_inst *sdi) | |
170 | { | |
171 | if (sdi->status == SR_ST_INACTIVE) | |
172 | return SR_OK; | |
173 | ||
174 | sr_scpi_close(sdi->conn); | |
175 | ||
176 | sdi->status = SR_ST_INACTIVE; | |
177 | ||
178 | return SR_OK; | |
179 | } | |
180 | ||
4f840ce9 | 181 | static int cleanup(const struct sr_dev_driver *di) |
8ab929d6 | 182 | { |
4f840ce9 | 183 | dev_clear(di); |
8ab929d6 SA |
184 | |
185 | return SR_OK; | |
186 | } | |
187 | ||
188 | /** | |
189 | * Check which category a given channel group belongs to. | |
190 | * | |
191 | * @param devc Our internal device context. | |
192 | * @param cg The channel group to check. | |
193 | * | |
194 | * @retval CG_NONE cg is NULL | |
195 | * @retval CG_ANALOG cg is an analog group | |
196 | * @retval CG_DIGITAL cg is a digital group | |
197 | * @retval CG_INVALID cg is something else | |
198 | */ | |
199 | static int check_channel_group(struct dev_context *devc, | |
ac10a927 | 200 | const struct sr_channel_group *cg) |
8ab929d6 SA |
201 | { |
202 | unsigned int i; | |
329733d9 | 203 | const struct scope_config *model; |
8ab929d6 SA |
204 | |
205 | model = devc->model_config; | |
206 | ||
207 | if (!cg) | |
208 | return CG_NONE; | |
209 | ||
210 | for (i = 0; i < model->analog_channels; ++i) | |
211 | if (cg == devc->analog_groups[i]) | |
212 | return CG_ANALOG; | |
213 | ||
214 | for (i = 0; i < model->pods; ++i) | |
215 | if (cg == devc->digital_groups[i]) | |
216 | return CG_DIGITAL; | |
217 | ||
218 | sr_err("Invalid channel group specified."); | |
219 | return CG_INVALID; | |
220 | } | |
221 | ||
584560f1 | 222 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ac10a927 | 223 | const struct sr_channel_group *cg) |
8ab929d6 SA |
224 | { |
225 | int ret, cg_type; | |
226 | unsigned int i; | |
227 | struct dev_context *devc; | |
329733d9 | 228 | const struct scope_config *model; |
8ab929d6 SA |
229 | struct scope_state *state; |
230 | ||
231 | if (!sdi || !(devc = sdi->priv)) | |
232 | return SR_ERR_ARG; | |
233 | ||
234 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) | |
235 | return SR_ERR; | |
236 | ||
237 | ret = SR_ERR_NA; | |
238 | model = devc->model_config; | |
239 | state = devc->model_state; | |
240 | ||
241 | switch (key) { | |
bf622e6d | 242 | case SR_CONF_NUM_HDIV: |
8ab929d6 SA |
243 | *data = g_variant_new_int32(model->num_xdivs); |
244 | ret = SR_OK; | |
245 | break; | |
246 | case SR_CONF_TIMEBASE: | |
247 | *data = g_variant_new("(tt)", | |
f3c60fb6 SA |
248 | dlm_timebases[state->timebase][0], |
249 | dlm_timebases[state->timebase][1]); | |
8ab929d6 SA |
250 | ret = SR_OK; |
251 | break; | |
252 | case SR_CONF_NUM_VDIV: | |
253 | if (cg_type == CG_NONE) { | |
254 | sr_err("No channel group specified."); | |
255 | return SR_ERR_CHANNEL_GROUP; | |
256 | } else if (cg_type == CG_ANALOG) { | |
257 | *data = g_variant_new_int32(model->num_ydivs); | |
258 | ret = SR_OK; | |
259 | break; | |
260 | } else { | |
261 | ret = SR_ERR_NA; | |
262 | } | |
263 | break; | |
264 | case SR_CONF_VDIV: | |
265 | ret = SR_ERR_NA; | |
266 | if (cg_type == CG_NONE) { | |
267 | sr_err("No channel group specified."); | |
268 | return SR_ERR_CHANNEL_GROUP; | |
269 | } else if (cg_type != CG_ANALOG) | |
270 | break; | |
271 | ||
272 | for (i = 0; i < model->analog_channels; ++i) { | |
273 | if (cg != devc->analog_groups[i]) | |
274 | continue; | |
275 | *data = g_variant_new("(tt)", | |
f3c60fb6 SA |
276 | dlm_vdivs[state->analog_states[i].vdiv][0], |
277 | dlm_vdivs[state->analog_states[i].vdiv][1]); | |
8ab929d6 SA |
278 | ret = SR_OK; |
279 | break; | |
280 | } | |
281 | break; | |
282 | case SR_CONF_TRIGGER_SOURCE: | |
283 | *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); | |
284 | ret = SR_OK; | |
285 | break; | |
286 | case SR_CONF_TRIGGER_SLOPE: | |
f3c60fb6 | 287 | *data = g_variant_new_string(dlm_trigger_slopes[state->trigger_slope]); |
8ab929d6 SA |
288 | ret = SR_OK; |
289 | break; | |
290 | case SR_CONF_HORIZ_TRIGGERPOS: | |
291 | *data = g_variant_new_double(state->horiz_triggerpos); | |
292 | ret = SR_OK; | |
293 | break; | |
294 | case SR_CONF_COUPLING: | |
295 | ret = SR_ERR_NA; | |
296 | if (cg_type == CG_NONE) { | |
297 | sr_err("No channel group specified."); | |
298 | return SR_ERR_CHANNEL_GROUP; | |
299 | } else if (cg_type != CG_ANALOG) | |
300 | break; | |
301 | ||
302 | for (i = 0; i < model->analog_channels; ++i) { | |
303 | if (cg != devc->analog_groups[i]) | |
304 | continue; | |
305 | *data = g_variant_new_string((*model->coupling_options)[state->analog_states[i].coupling]); | |
306 | ret = SR_OK; | |
307 | break; | |
308 | } | |
309 | break; | |
310 | case SR_CONF_SAMPLERATE: | |
311 | *data = g_variant_new_uint64(state->sample_rate); | |
312 | ret = SR_OK; | |
313 | break; | |
314 | default: | |
315 | ret = SR_ERR_NA; | |
316 | } | |
317 | ||
318 | return ret; | |
319 | } | |
320 | ||
321 | static GVariant *build_tuples(const uint64_t (*array)[][2], unsigned int n) | |
322 | { | |
323 | unsigned int i; | |
324 | GVariant *rational[2]; | |
325 | GVariantBuilder gvb; | |
326 | ||
327 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
328 | ||
329 | for (i = 0; i < n; i++) { | |
330 | rational[0] = g_variant_new_uint64((*array)[i][0]); | |
331 | rational[1] = g_variant_new_uint64((*array)[i][1]); | |
332 | ||
333 | /* FIXME: Valgrind reports a memory leak here. */ | |
334 | g_variant_builder_add_value(&gvb, g_variant_new_tuple(rational, 2)); | |
335 | } | |
336 | ||
337 | return g_variant_builder_end(&gvb); | |
338 | } | |
339 | ||
584560f1 | 340 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
ac10a927 | 341 | const struct sr_channel_group *cg) |
8ab929d6 SA |
342 | { |
343 | int ret, cg_type; | |
344 | unsigned int i, j; | |
345 | char float_str[30]; | |
346 | struct dev_context *devc; | |
329733d9 | 347 | const struct scope_config *model; |
8ab929d6 SA |
348 | struct scope_state *state; |
349 | const char *tmp; | |
350 | uint64_t p, q; | |
351 | double tmp_d; | |
352 | gboolean update_sample_rate; | |
353 | ||
354 | if (!sdi || !(devc = sdi->priv)) | |
355 | return SR_ERR_ARG; | |
356 | ||
357 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) | |
358 | return SR_ERR; | |
359 | ||
360 | model = devc->model_config; | |
361 | state = devc->model_state; | |
362 | update_sample_rate = FALSE; | |
363 | ||
364 | ret = SR_ERR_NA; | |
365 | ||
366 | switch (key) { | |
367 | case SR_CONF_LIMIT_FRAMES: | |
368 | devc->frame_limit = g_variant_get_uint64(data); | |
369 | ret = SR_OK; | |
370 | break; | |
371 | case SR_CONF_TRIGGER_SOURCE: | |
372 | tmp = g_variant_get_string(data, NULL); | |
373 | for (i = 0; (*model->trigger_sources)[i]; i++) { | |
374 | if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0) | |
375 | continue; | |
376 | state->trigger_source = i; | |
377 | /* TODO: A and B trigger support possible? */ | |
378 | ret = dlm_trigger_source_set(sdi->conn, (*model->trigger_sources)[i]); | |
379 | break; | |
380 | } | |
381 | break; | |
382 | case SR_CONF_VDIV: | |
383 | if (cg_type == CG_NONE) { | |
384 | sr_err("No channel group specified."); | |
385 | return SR_ERR_CHANNEL_GROUP; | |
386 | } | |
387 | ||
388 | g_variant_get(data, "(tt)", &p, &q); | |
389 | ||
f3c60fb6 SA |
390 | for (i = 0; i < ARRAY_SIZE(dlm_vdivs); i++) { |
391 | if (p != dlm_vdivs[i][0] || | |
392 | q != dlm_vdivs[i][1]) | |
8ab929d6 SA |
393 | continue; |
394 | for (j = 1; j <= model->analog_channels; ++j) { | |
395 | if (cg != devc->analog_groups[j - 1]) | |
396 | continue; | |
397 | state->analog_states[j - 1].vdiv = i; | |
398 | g_ascii_formatd(float_str, sizeof(float_str), | |
399 | "%E", (float) p / q); | |
400 | if (dlm_analog_chan_vdiv_set(sdi->conn, j, float_str) != SR_OK || | |
ac10a927 | 401 | sr_scpi_get_opc(sdi->conn) != SR_OK) |
8ab929d6 SA |
402 | return SR_ERR; |
403 | ||
404 | break; | |
405 | } | |
406 | ||
407 | ret = SR_OK; | |
408 | break; | |
409 | } | |
410 | break; | |
411 | case SR_CONF_TIMEBASE: | |
412 | g_variant_get(data, "(tt)", &p, &q); | |
413 | ||
f3c60fb6 SA |
414 | for (i = 0; i < ARRAY_SIZE(dlm_timebases); i++) { |
415 | if (p != dlm_timebases[i][0] || | |
416 | q != dlm_timebases[i][1]) | |
8ab929d6 SA |
417 | continue; |
418 | state->timebase = i; | |
419 | g_ascii_formatd(float_str, sizeof(float_str), | |
420 | "%E", (float) p / q); | |
421 | ret = dlm_timebase_set(sdi->conn, float_str); | |
422 | update_sample_rate = TRUE; | |
423 | break; | |
424 | } | |
425 | break; | |
426 | case SR_CONF_HORIZ_TRIGGERPOS: | |
427 | tmp_d = g_variant_get_double(data); | |
428 | ||
429 | /* TODO: Check if the calculation makes sense for the DLM. */ | |
430 | if (tmp_d < 0.0 || tmp_d > 1.0) | |
431 | return SR_ERR; | |
432 | ||
433 | state->horiz_triggerpos = tmp_d; | |
434 | tmp_d = -(tmp_d - 0.5) * | |
f3c60fb6 SA |
435 | ((double) dlm_timebases[state->timebase][0] / |
436 | dlm_timebases[state->timebase][1]) | |
ac10a927 | 437 | * model->num_xdivs; |
8ab929d6 SA |
438 | |
439 | g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); | |
440 | ret = dlm_horiz_trigger_pos_set(sdi->conn, float_str); | |
441 | break; | |
442 | case SR_CONF_TRIGGER_SLOPE: | |
443 | tmp = g_variant_get_string(data, NULL); | |
444 | ||
445 | if (!tmp || !(tmp[0] == 'f' || tmp[0] == 'r')) | |
446 | return SR_ERR_ARG; | |
447 | ||
448 | /* Note: See dlm_trigger_slopes[] in protocol.c. */ | |
449 | state->trigger_slope = (tmp[0] == 'r') ? | |
450 | SLOPE_POSITIVE : SLOPE_NEGATIVE; | |
451 | ||
452 | ret = dlm_trigger_slope_set(sdi->conn, state->trigger_slope); | |
453 | break; | |
454 | case SR_CONF_COUPLING: | |
455 | if (cg_type == CG_NONE) { | |
456 | sr_err("No channel group specified."); | |
457 | return SR_ERR_CHANNEL_GROUP; | |
458 | } | |
459 | ||
460 | tmp = g_variant_get_string(data, NULL); | |
461 | ||
462 | for (i = 0; (*model->coupling_options)[i]; i++) { | |
463 | if (strcmp(tmp, (*model->coupling_options)[i]) != 0) | |
464 | continue; | |
465 | for (j = 1; j <= model->analog_channels; ++j) { | |
466 | if (cg != devc->analog_groups[j - 1]) | |
467 | continue; | |
468 | state->analog_states[j-1].coupling = i; | |
469 | ||
470 | if (dlm_analog_chan_coupl_set(sdi->conn, j, tmp) != SR_OK || | |
ac10a927 | 471 | sr_scpi_get_opc(sdi->conn) != SR_OK) |
8ab929d6 SA |
472 | return SR_ERR; |
473 | break; | |
474 | } | |
475 | ||
476 | ret = SR_OK; | |
477 | break; | |
478 | } | |
479 | break; | |
480 | default: | |
481 | ret = SR_ERR_NA; | |
482 | break; | |
483 | } | |
484 | ||
485 | if (ret == SR_OK) | |
486 | ret = sr_scpi_get_opc(sdi->conn); | |
487 | ||
488 | if (ret == SR_OK && update_sample_rate) | |
489 | ret = dlm_sample_rate_query(sdi); | |
490 | ||
491 | return ret; | |
492 | } | |
493 | ||
584560f1 | 494 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ac10a927 | 495 | const struct sr_channel_group *cg) |
8ab929d6 | 496 | { |
cf0280fa AJ |
497 | int cg_type = CG_NONE; |
498 | struct dev_context *devc = NULL; | |
329733d9 | 499 | const struct scope_config *model = NULL; |
8ab929d6 | 500 | |
f3c60fb6 SA |
501 | /* SR_CONF_SCAN_OPTIONS is always valid, regardless of sdi or probe group. */ |
502 | if (key == SR_CONF_SCAN_OPTIONS) { | |
503 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
504 | dlm_scanopts, ARRAY_SIZE(dlm_scanopts), sizeof(uint32_t)); | |
505 | return SR_OK; | |
506 | } | |
8ab929d6 | 507 | |
f3c60fb6 SA |
508 | /* If sdi is NULL, nothing except SR_CONF_DEVICE_OPTIONS can be provided. */ |
509 | if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { | |
510 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
511 | dlm_drvopts, ARRAY_SIZE(dlm_drvopts), sizeof(uint32_t)); | |
512 | return SR_OK; | |
cf0280fa | 513 | } |
8ab929d6 | 514 | |
f3c60fb6 SA |
515 | if (!sdi) |
516 | return SR_ERR_ARG; | |
517 | ||
518 | devc = sdi->priv; | |
519 | model = devc->model_config; | |
520 | ||
521 | /* If cg is NULL, only the SR_CONF_DEVICE_OPTIONS that are not | |
522 | * specific to a probe group must be returned. */ | |
523 | if (!cg) { | |
524 | switch (key) { | |
525 | case SR_CONF_DEVICE_OPTIONS: | |
526 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
527 | dlm_devopts, ARRAY_SIZE(dlm_devopts), sizeof(uint32_t)); | |
528 | return SR_OK; | |
529 | case SR_CONF_TIMEBASE: | |
530 | *data = build_tuples(&dlm_timebases, ARRAY_SIZE(dlm_timebases)); | |
531 | return SR_OK; | |
532 | case SR_CONF_TRIGGER_SOURCE: | |
533 | if (!model) | |
534 | return SR_ERR_ARG; | |
535 | *data = g_variant_new_strv(*model->trigger_sources, | |
536 | g_strv_length((char **)*model->trigger_sources)); | |
537 | return SR_OK; | |
538 | case SR_CONF_TRIGGER_SLOPE: | |
539 | *data = g_variant_new_strv(dlm_trigger_slopes, | |
540 | g_strv_length((char **)dlm_trigger_slopes)); | |
541 | return SR_OK; | |
542 | case SR_CONF_NUM_HDIV: | |
543 | *data = g_variant_new_uint32(ARRAY_SIZE(dlm_timebases)); | |
544 | return SR_OK; | |
545 | default: | |
546 | return SR_ERR_NA; | |
547 | } | |
548 | } | |
549 | ||
550 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) | |
551 | return SR_ERR; | |
552 | ||
8ab929d6 | 553 | switch (key) { |
8ab929d6 | 554 | case SR_CONF_DEVICE_OPTIONS: |
f3c60fb6 | 555 | if (cg_type == CG_ANALOG) { |
584560f1 | 556 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f3c60fb6 SA |
557 | dlm_analog_devopts, ARRAY_SIZE(dlm_analog_devopts), sizeof(uint32_t)); |
558 | } else if (cg_type == CG_DIGITAL) { | |
559 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
560 | dlm_digital_devopts, ARRAY_SIZE(dlm_digital_devopts), sizeof(uint32_t)); | |
8ab929d6 | 561 | } else { |
584560f1 BV |
562 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
563 | NULL, 0, sizeof(uint32_t)); | |
8ab929d6 SA |
564 | } |
565 | break; | |
566 | case SR_CONF_COUPLING: | |
567 | if (cg_type == CG_NONE) | |
568 | return SR_ERR_CHANNEL_GROUP; | |
569 | *data = g_variant_new_strv(*model->coupling_options, | |
ac10a927 | 570 | g_strv_length((char **)*model->coupling_options)); |
8ab929d6 | 571 | break; |
8ab929d6 SA |
572 | case SR_CONF_VDIV: |
573 | if (cg_type == CG_NONE) | |
574 | return SR_ERR_CHANNEL_GROUP; | |
f3c60fb6 | 575 | *data = build_tuples(&dlm_vdivs, ARRAY_SIZE(dlm_vdivs)); |
8ab929d6 SA |
576 | break; |
577 | default: | |
578 | return SR_ERR_NA; | |
579 | } | |
580 | ||
581 | return SR_OK; | |
582 | } | |
583 | ||
584 | static int dlm_check_channels(GSList *channels) | |
585 | { | |
586 | GSList *l; | |
587 | struct sr_channel *ch; | |
588 | gboolean enabled_pod1, enabled_chan4; | |
589 | ||
590 | enabled_pod1 = enabled_chan4 = FALSE; | |
591 | ||
592 | /* Note: On the DLM2000, CH4 and Logic are shared. */ | |
593 | /* TODO Handle non-DLM2000 models. */ | |
594 | for (l = channels; l; l = l->next) { | |
595 | ch = l->data; | |
596 | switch (ch->type) { | |
597 | case SR_CHANNEL_ANALOG: | |
598 | if (ch->index == 3) | |
599 | enabled_chan4 = TRUE; | |
600 | break; | |
601 | case SR_CHANNEL_LOGIC: | |
602 | enabled_pod1 = TRUE; | |
603 | break; | |
604 | default: | |
605 | return SR_ERR; | |
606 | } | |
607 | } | |
608 | ||
609 | if (enabled_pod1 && enabled_chan4) | |
610 | return SR_ERR; | |
611 | ||
612 | return SR_OK; | |
613 | } | |
614 | ||
615 | static int dlm_setup_channels(const struct sr_dev_inst *sdi) | |
616 | { | |
617 | GSList *l; | |
618 | unsigned int i; | |
619 | gboolean *pod_enabled, setup_changed; | |
620 | struct scope_state *state; | |
329733d9 | 621 | const struct scope_config *model; |
8ab929d6 SA |
622 | struct sr_channel *ch; |
623 | struct dev_context *devc; | |
624 | struct sr_scpi_dev_inst *scpi; | |
625 | ||
626 | devc = sdi->priv; | |
627 | scpi = sdi->conn; | |
628 | state = devc->model_state; | |
629 | model = devc->model_config; | |
630 | setup_changed = FALSE; | |
631 | ||
ac10a927 | 632 | pod_enabled = g_malloc0(sizeof(gboolean) * model->pods); |
8ab929d6 SA |
633 | |
634 | for (l = sdi->channels; l; l = l->next) { | |
635 | ch = l->data; | |
636 | switch (ch->type) { | |
637 | case SR_CHANNEL_ANALOG: | |
638 | if (ch->enabled == state->analog_states[ch->index].state) | |
639 | break; | |
640 | ||
641 | if (dlm_analog_chan_state_set(scpi, ch->index + 1, | |
ac10a927 | 642 | ch->enabled) != SR_OK) |
8ab929d6 SA |
643 | return SR_ERR; |
644 | ||
645 | state->analog_states[ch->index].state = ch->enabled; | |
646 | setup_changed = TRUE; | |
647 | break; | |
648 | case SR_CHANNEL_LOGIC: | |
6fd78a9f | 649 | i = ch->index - DLM_DIG_CHAN_INDEX_OFFS; |
8ab929d6 | 650 | if (ch->enabled) |
6fd78a9f | 651 | pod_enabled[i / 8] = TRUE; |
8ab929d6 | 652 | |
6fd78a9f | 653 | if (ch->enabled == state->digital_states[i]) |
8ab929d6 SA |
654 | break; |
655 | ||
6fd78a9f | 656 | if (dlm_digital_chan_state_set(scpi, i + 1, |
ac10a927 | 657 | ch->enabled) != SR_OK) |
8ab929d6 SA |
658 | return SR_ERR; |
659 | ||
6fd78a9f | 660 | state->digital_states[i] = ch->enabled; |
8ab929d6 SA |
661 | setup_changed = TRUE; |
662 | break; | |
663 | default: | |
664 | return SR_ERR; | |
665 | } | |
666 | } | |
667 | ||
668 | for (i = 1; i <= model->pods; ++i) { | |
669 | if (state->pod_states[i - 1] == pod_enabled[i - 1]) | |
670 | continue; | |
671 | ||
672 | if (dlm_digital_pod_state_set(scpi, i, | |
ac10a927 | 673 | pod_enabled[i - 1]) != SR_OK) |
8ab929d6 SA |
674 | return SR_ERR; |
675 | ||
676 | state->pod_states[i - 1] = pod_enabled[i - 1]; | |
677 | setup_changed = TRUE; | |
678 | } | |
679 | ||
680 | g_free(pod_enabled); | |
681 | ||
682 | if (setup_changed && dlm_sample_rate_query(sdi) != SR_OK) | |
683 | return SR_ERR; | |
684 | ||
685 | return SR_OK; | |
686 | } | |
687 | ||
688 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) | |
689 | { | |
690 | GSList *l; | |
691 | gboolean digital_added; | |
692 | struct sr_channel *ch; | |
693 | struct dev_context *devc; | |
694 | struct sr_scpi_dev_inst *scpi; | |
695 | ||
696 | (void)cb_data; | |
697 | ||
ac10a927 SA |
698 | if (sdi->status != SR_ST_ACTIVE) |
699 | return SR_ERR_DEV_CLOSED; | |
8ab929d6 SA |
700 | |
701 | scpi = sdi->conn; | |
702 | devc = sdi->priv; | |
703 | digital_added = FALSE; | |
704 | ||
705 | g_slist_free(devc->enabled_channels); | |
706 | devc->enabled_channels = NULL; | |
707 | ||
708 | for (l = sdi->channels; l; l = l->next) { | |
709 | ch = l->data; | |
710 | if (!ch->enabled) | |
711 | continue; | |
712 | /* Only add a single digital channel. */ | |
713 | if (ch->type != SR_CHANNEL_LOGIC || !digital_added) { | |
714 | devc->enabled_channels = g_slist_append( | |
ac10a927 SA |
715 | devc->enabled_channels, ch); |
716 | if (ch->type == SR_CHANNEL_LOGIC) | |
717 | digital_added = TRUE; | |
8ab929d6 SA |
718 | } |
719 | } | |
720 | ||
721 | if (!devc->enabled_channels) | |
722 | return SR_ERR; | |
723 | ||
724 | if (dlm_check_channels(devc->enabled_channels) != SR_OK) { | |
725 | sr_err("Invalid channel configuration specified!"); | |
726 | return SR_ERR_NA; | |
727 | } | |
728 | ||
729 | if (dlm_setup_channels(sdi) != SR_OK) { | |
730 | sr_err("Failed to setup channel configuration!"); | |
731 | return SR_ERR; | |
732 | } | |
733 | ||
af3487ec SA |
734 | /* Request data for the first enabled channel. */ |
735 | devc->current_channel = devc->enabled_channels; | |
736 | dlm_channel_data_request(sdi); | |
737 | ||
0028d5a1 SA |
738 | /* Call our callback when data comes in or after 5ms. */ |
739 | sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 5, | |
8ab929d6 SA |
740 | dlm_data_receive, (void *)sdi); |
741 | ||
742 | return SR_OK; | |
743 | } | |
744 | ||
745 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) | |
746 | { | |
747 | struct dev_context *devc; | |
8ab929d6 SA |
748 | struct sr_datafeed_packet packet; |
749 | ||
750 | (void)cb_data; | |
751 | ||
752 | packet.type = SR_DF_END; | |
753 | packet.payload = NULL; | |
754 | sr_session_send(sdi, &packet); | |
755 | ||
756 | if (sdi->status != SR_ST_ACTIVE) | |
757 | return SR_ERR_DEV_CLOSED; | |
758 | ||
759 | devc = sdi->priv; | |
760 | ||
761 | devc->num_frames = 0; | |
762 | g_slist_free(devc->enabled_channels); | |
763 | devc->enabled_channels = NULL; | |
af3487ec SA |
764 | |
765 | sr_scpi_source_remove(sdi->session, sdi->conn); | |
8ab929d6 SA |
766 | |
767 | return SR_OK; | |
768 | } | |
10763937 SA |
769 | |
770 | SR_PRIV struct sr_dev_driver yokogawa_dlm_driver_info = { | |
771 | .name = "yokogawa-dlm", | |
ac10a927 | 772 | .longname = "Yokogawa DL/DLM", |
10763937 | 773 | .api_version = 1, |
8ab929d6 SA |
774 | .init = init, |
775 | .cleanup = cleanup, | |
776 | .scan = scan, | |
777 | .dev_list = dev_list, | |
778 | .dev_clear = dev_clear, | |
779 | .config_get = config_get, | |
780 | .config_set = config_set, | |
781 | .config_list = config_list, | |
782 | .dev_open = dev_open, | |
783 | .dev_close = dev_close, | |
784 | .dev_acquisition_start = dev_acquisition_start, | |
785 | .dev_acquisition_stop = dev_acquisition_stop, | |
10763937 SA |
786 | .priv = NULL, |
787 | }; |