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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 | ||
6ec6c43b | 21 | #include <config.h> |
10763937 | 22 | #include <stdlib.h> |
5a1afc09 | 23 | #include "scpi.h" |
10763937 SA |
24 | #include "protocol.h" |
25 | ||
dd5c48a6 | 26 | static struct sr_dev_driver yokogawa_dlm_driver_info; |
8ab929d6 | 27 | |
329733d9 UH |
28 | static const char *MANUFACTURER_ID = "YOKOGAWA"; |
29 | static const char *MANUFACTURER_NAME = "Yokogawa"; | |
8ab929d6 | 30 | |
4b25cbff | 31 | static const uint32_t scanopts[] = { |
f3c60fb6 SA |
32 | SR_CONF_CONN, |
33 | }; | |
34 | ||
4b25cbff | 35 | static const uint32_t drvopts[] = { |
cf0280fa AJ |
36 | SR_CONF_LOGIC_ANALYZER, |
37 | SR_CONF_OSCILLOSCOPE, | |
38 | }; | |
39 | ||
4b25cbff | 40 | static const uint32_t devopts[] = { |
f3c60fb6 SA |
41 | SR_CONF_LIMIT_FRAMES | SR_CONF_GET | SR_CONF_SET, |
42 | SR_CONF_SAMPLERATE | SR_CONF_GET, | |
43 | SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
44 | SR_CONF_NUM_HDIV | SR_CONF_GET, | |
45 | SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_GET | SR_CONF_SET, | |
f3c60fb6 | 46 | SR_CONF_TRIGGER_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, |
86621306 | 47 | SR_CONF_TRIGGER_SLOPE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, |
f3c60fb6 SA |
48 | }; |
49 | ||
6b82c3e5 | 50 | static const uint32_t devopts_cg_analog[] = { |
f3c60fb6 | 51 | SR_CONF_NUM_VDIV | SR_CONF_GET, |
86621306 UH |
52 | SR_CONF_VDIV | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, |
53 | SR_CONF_COUPLING | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
f3c60fb6 SA |
54 | }; |
55 | ||
6b82c3e5 | 56 | static const uint32_t devopts_cg_digital[] = { |
f3c60fb6 SA |
57 | }; |
58 | ||
8ab929d6 SA |
59 | enum { |
60 | CG_INVALID = -1, | |
61 | CG_NONE, | |
62 | CG_ANALOG, | |
63 | CG_DIGITAL, | |
64 | }; | |
65 | ||
8ab929d6 SA |
66 | static struct sr_dev_inst *probe_usbtmc_device(struct sr_scpi_dev_inst *scpi) |
67 | { | |
68 | struct sr_dev_inst *sdi; | |
69 | struct dev_context *devc; | |
70 | struct sr_scpi_hw_info *hw_info; | |
71 | char *model_name; | |
72 | int model_index; | |
73 | ||
74 | sdi = NULL; | |
75 | devc = NULL; | |
76 | hw_info = NULL; | |
77 | ||
78 | if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) { | |
79 | sr_info("Couldn't get IDN response."); | |
80 | goto fail; | |
81 | } | |
82 | ||
83 | if (strcmp(hw_info->manufacturer, MANUFACTURER_ID) != 0) | |
84 | goto fail; | |
85 | ||
86 | if (dlm_model_get(hw_info->model, &model_name, &model_index) != SR_OK) | |
87 | goto fail; | |
88 | ||
aac29cc1 | 89 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
90 | sdi->vendor = g_strdup(MANUFACTURER_NAME); |
91 | sdi->model = g_strdup(model_name); | |
92 | sdi->version = g_strdup(hw_info->firmware_version); | |
8ab929d6 | 93 | |
d1314831 SA |
94 | sdi->serial_num = g_strdup(hw_info->serial_number); |
95 | ||
8ab929d6 SA |
96 | sr_scpi_hw_info_free(hw_info); |
97 | hw_info = NULL; | |
98 | ||
ac10a927 | 99 | devc = g_malloc0(sizeof(struct dev_context)); |
8ab929d6 | 100 | |
4f840ce9 | 101 | sdi->driver = &yokogawa_dlm_driver_info; |
8ab929d6 SA |
102 | sdi->priv = devc; |
103 | sdi->inst_type = SR_INST_SCPI; | |
104 | sdi->conn = scpi; | |
105 | ||
106 | if (dlm_device_init(sdi, model_index) != SR_OK) | |
107 | goto fail; | |
108 | ||
8ab929d6 SA |
109 | return sdi; |
110 | ||
111 | fail: | |
7b365c47 | 112 | sr_scpi_hw_info_free(hw_info); |
4bf93988 | 113 | sr_dev_inst_free(sdi); |
b1f83103 | 114 | g_free(devc); |
8ab929d6 SA |
115 | |
116 | return NULL; | |
117 | } | |
118 | ||
4f840ce9 | 119 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
8ab929d6 | 120 | { |
41812aca | 121 | return sr_scpi_scan(di->context, options, probe_usbtmc_device); |
8ab929d6 SA |
122 | } |
123 | ||
3553451f | 124 | static void clear_helper(struct dev_context *devc) |
8ab929d6 | 125 | { |
8ab929d6 | 126 | dlm_scope_state_destroy(devc->model_state); |
8ab929d6 SA |
127 | g_free(devc->analog_groups); |
128 | g_free(devc->digital_groups); | |
8ab929d6 SA |
129 | } |
130 | ||
4f840ce9 | 131 | static int dev_clear(const struct sr_dev_driver *di) |
8ab929d6 | 132 | { |
3553451f | 133 | return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper); |
8ab929d6 SA |
134 | } |
135 | ||
136 | static int dev_open(struct sr_dev_inst *sdi) | |
137 | { | |
6402c379 | 138 | if (sr_scpi_open(sdi->conn) != SR_OK) |
8ab929d6 SA |
139 | return SR_ERR; |
140 | ||
141 | if (dlm_scope_state_query(sdi) != SR_OK) | |
142 | return SR_ERR; | |
143 | ||
8ab929d6 SA |
144 | return SR_OK; |
145 | } | |
146 | ||
147 | static int dev_close(struct sr_dev_inst *sdi) | |
148 | { | |
f1ba6b4b | 149 | return sr_scpi_close(sdi->conn); |
8ab929d6 SA |
150 | } |
151 | ||
8ab929d6 SA |
152 | /** |
153 | * Check which category a given channel group belongs to. | |
154 | * | |
155 | * @param devc Our internal device context. | |
a9308652 | 156 | * @param cg The channel group to check. |
8ab929d6 | 157 | * |
a9308652 UH |
158 | * @retval CG_NONE cg is NULL |
159 | * @retval CG_ANALOG cg is an analog group | |
8ab929d6 SA |
160 | * @retval CG_DIGITAL cg is a digital group |
161 | * @retval CG_INVALID cg is something else | |
162 | */ | |
163 | static int check_channel_group(struct dev_context *devc, | |
ac10a927 | 164 | const struct sr_channel_group *cg) |
8ab929d6 SA |
165 | { |
166 | unsigned int i; | |
329733d9 | 167 | const struct scope_config *model; |
8ab929d6 SA |
168 | |
169 | model = devc->model_config; | |
170 | ||
171 | if (!cg) | |
172 | return CG_NONE; | |
173 | ||
a9308652 | 174 | for (i = 0; i < model->analog_channels; i++) |
8ab929d6 SA |
175 | if (cg == devc->analog_groups[i]) |
176 | return CG_ANALOG; | |
177 | ||
a9308652 | 178 | for (i = 0; i < model->pods; i++) |
8ab929d6 SA |
179 | if (cg == devc->digital_groups[i]) |
180 | return CG_DIGITAL; | |
181 | ||
182 | sr_err("Invalid channel group specified."); | |
183 | return CG_INVALID; | |
184 | } | |
185 | ||
584560f1 | 186 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ac10a927 | 187 | const struct sr_channel_group *cg) |
8ab929d6 SA |
188 | { |
189 | int ret, cg_type; | |
190 | unsigned int i; | |
191 | struct dev_context *devc; | |
329733d9 | 192 | const struct scope_config *model; |
8ab929d6 SA |
193 | struct scope_state *state; |
194 | ||
709468ba | 195 | if (!sdi) |
8ab929d6 SA |
196 | return SR_ERR_ARG; |
197 | ||
709468ba UH |
198 | devc = sdi->priv; |
199 | ||
8ab929d6 SA |
200 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
201 | return SR_ERR; | |
202 | ||
8ab929d6 SA |
203 | model = devc->model_config; |
204 | state = devc->model_state; | |
205 | ||
206 | switch (key) { | |
bf622e6d | 207 | case SR_CONF_NUM_HDIV: |
8ab929d6 SA |
208 | *data = g_variant_new_int32(model->num_xdivs); |
209 | ret = SR_OK; | |
210 | break; | |
211 | case SR_CONF_TIMEBASE: | |
212 | *data = g_variant_new("(tt)", | |
f3c60fb6 SA |
213 | dlm_timebases[state->timebase][0], |
214 | dlm_timebases[state->timebase][1]); | |
8ab929d6 SA |
215 | ret = SR_OK; |
216 | break; | |
217 | case SR_CONF_NUM_VDIV: | |
218 | if (cg_type == CG_NONE) { | |
219 | sr_err("No channel group specified."); | |
220 | return SR_ERR_CHANNEL_GROUP; | |
221 | } else if (cg_type == CG_ANALOG) { | |
222 | *data = g_variant_new_int32(model->num_ydivs); | |
223 | ret = SR_OK; | |
224 | break; | |
225 | } else { | |
226 | ret = SR_ERR_NA; | |
227 | } | |
228 | break; | |
229 | case SR_CONF_VDIV: | |
230 | ret = SR_ERR_NA; | |
231 | if (cg_type == CG_NONE) { | |
232 | sr_err("No channel group specified."); | |
233 | return SR_ERR_CHANNEL_GROUP; | |
234 | } else if (cg_type != CG_ANALOG) | |
235 | break; | |
236 | ||
a9308652 | 237 | for (i = 0; i < model->analog_channels; i++) { |
8ab929d6 SA |
238 | if (cg != devc->analog_groups[i]) |
239 | continue; | |
240 | *data = g_variant_new("(tt)", | |
f3c60fb6 SA |
241 | dlm_vdivs[state->analog_states[i].vdiv][0], |
242 | dlm_vdivs[state->analog_states[i].vdiv][1]); | |
8ab929d6 SA |
243 | ret = SR_OK; |
244 | break; | |
245 | } | |
246 | break; | |
247 | case SR_CONF_TRIGGER_SOURCE: | |
248 | *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); | |
249 | ret = SR_OK; | |
250 | break; | |
251 | case SR_CONF_TRIGGER_SLOPE: | |
f3c60fb6 | 252 | *data = g_variant_new_string(dlm_trigger_slopes[state->trigger_slope]); |
8ab929d6 SA |
253 | ret = SR_OK; |
254 | break; | |
255 | case SR_CONF_HORIZ_TRIGGERPOS: | |
256 | *data = g_variant_new_double(state->horiz_triggerpos); | |
257 | ret = SR_OK; | |
258 | break; | |
259 | case SR_CONF_COUPLING: | |
260 | ret = SR_ERR_NA; | |
261 | if (cg_type == CG_NONE) { | |
262 | sr_err("No channel group specified."); | |
263 | return SR_ERR_CHANNEL_GROUP; | |
264 | } else if (cg_type != CG_ANALOG) | |
265 | break; | |
266 | ||
a9308652 | 267 | for (i = 0; i < model->analog_channels; i++) { |
8ab929d6 SA |
268 | if (cg != devc->analog_groups[i]) |
269 | continue; | |
270 | *data = g_variant_new_string((*model->coupling_options)[state->analog_states[i].coupling]); | |
271 | ret = SR_OK; | |
272 | break; | |
273 | } | |
274 | break; | |
275 | case SR_CONF_SAMPLERATE: | |
276 | *data = g_variant_new_uint64(state->sample_rate); | |
277 | ret = SR_OK; | |
278 | break; | |
279 | default: | |
280 | ret = SR_ERR_NA; | |
281 | } | |
282 | ||
283 | return ret; | |
284 | } | |
285 | ||
584560f1 | 286 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
ac10a927 | 287 | const struct sr_channel_group *cg) |
8ab929d6 SA |
288 | { |
289 | int ret, cg_type; | |
290 | unsigned int i, j; | |
291 | char float_str[30]; | |
292 | struct dev_context *devc; | |
329733d9 | 293 | const struct scope_config *model; |
8ab929d6 SA |
294 | struct scope_state *state; |
295 | const char *tmp; | |
296 | uint64_t p, q; | |
297 | double tmp_d; | |
298 | gboolean update_sample_rate; | |
299 | ||
300 | if (!sdi || !(devc = sdi->priv)) | |
301 | return SR_ERR_ARG; | |
302 | ||
303 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) | |
304 | return SR_ERR; | |
305 | ||
306 | model = devc->model_config; | |
307 | state = devc->model_state; | |
308 | update_sample_rate = FALSE; | |
309 | ||
310 | ret = SR_ERR_NA; | |
311 | ||
312 | switch (key) { | |
313 | case SR_CONF_LIMIT_FRAMES: | |
314 | devc->frame_limit = g_variant_get_uint64(data); | |
315 | ret = SR_OK; | |
316 | break; | |
317 | case SR_CONF_TRIGGER_SOURCE: | |
318 | tmp = g_variant_get_string(data, NULL); | |
319 | for (i = 0; (*model->trigger_sources)[i]; i++) { | |
320 | if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0) | |
321 | continue; | |
322 | state->trigger_source = i; | |
323 | /* TODO: A and B trigger support possible? */ | |
324 | ret = dlm_trigger_source_set(sdi->conn, (*model->trigger_sources)[i]); | |
325 | break; | |
326 | } | |
327 | break; | |
328 | case SR_CONF_VDIV: | |
329 | if (cg_type == CG_NONE) { | |
330 | sr_err("No channel group specified."); | |
331 | return SR_ERR_CHANNEL_GROUP; | |
332 | } | |
333 | ||
334 | g_variant_get(data, "(tt)", &p, &q); | |
335 | ||
f3c60fb6 SA |
336 | for (i = 0; i < ARRAY_SIZE(dlm_vdivs); i++) { |
337 | if (p != dlm_vdivs[i][0] || | |
338 | q != dlm_vdivs[i][1]) | |
8ab929d6 | 339 | continue; |
a9308652 | 340 | for (j = 1; j <= model->analog_channels; j++) { |
8ab929d6 SA |
341 | if (cg != devc->analog_groups[j - 1]) |
342 | continue; | |
343 | state->analog_states[j - 1].vdiv = i; | |
344 | g_ascii_formatd(float_str, sizeof(float_str), | |
345 | "%E", (float) p / q); | |
346 | if (dlm_analog_chan_vdiv_set(sdi->conn, j, float_str) != SR_OK || | |
ac10a927 | 347 | sr_scpi_get_opc(sdi->conn) != SR_OK) |
8ab929d6 SA |
348 | return SR_ERR; |
349 | ||
350 | break; | |
351 | } | |
352 | ||
353 | ret = SR_OK; | |
354 | break; | |
355 | } | |
356 | break; | |
357 | case SR_CONF_TIMEBASE: | |
358 | g_variant_get(data, "(tt)", &p, &q); | |
359 | ||
f3c60fb6 SA |
360 | for (i = 0; i < ARRAY_SIZE(dlm_timebases); i++) { |
361 | if (p != dlm_timebases[i][0] || | |
362 | q != dlm_timebases[i][1]) | |
8ab929d6 SA |
363 | continue; |
364 | state->timebase = i; | |
365 | g_ascii_formatd(float_str, sizeof(float_str), | |
366 | "%E", (float) p / q); | |
367 | ret = dlm_timebase_set(sdi->conn, float_str); | |
368 | update_sample_rate = TRUE; | |
369 | break; | |
370 | } | |
371 | break; | |
372 | case SR_CONF_HORIZ_TRIGGERPOS: | |
373 | tmp_d = g_variant_get_double(data); | |
374 | ||
375 | /* TODO: Check if the calculation makes sense for the DLM. */ | |
376 | if (tmp_d < 0.0 || tmp_d > 1.0) | |
377 | return SR_ERR; | |
378 | ||
379 | state->horiz_triggerpos = tmp_d; | |
380 | tmp_d = -(tmp_d - 0.5) * | |
f3c60fb6 SA |
381 | ((double) dlm_timebases[state->timebase][0] / |
382 | dlm_timebases[state->timebase][1]) | |
ac10a927 | 383 | * model->num_xdivs; |
8ab929d6 SA |
384 | |
385 | g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); | |
386 | ret = dlm_horiz_trigger_pos_set(sdi->conn, float_str); | |
387 | break; | |
388 | case SR_CONF_TRIGGER_SLOPE: | |
389 | tmp = g_variant_get_string(data, NULL); | |
390 | ||
391 | if (!tmp || !(tmp[0] == 'f' || tmp[0] == 'r')) | |
392 | return SR_ERR_ARG; | |
393 | ||
394 | /* Note: See dlm_trigger_slopes[] in protocol.c. */ | |
395 | state->trigger_slope = (tmp[0] == 'r') ? | |
396 | SLOPE_POSITIVE : SLOPE_NEGATIVE; | |
397 | ||
398 | ret = dlm_trigger_slope_set(sdi->conn, state->trigger_slope); | |
399 | break; | |
400 | case SR_CONF_COUPLING: | |
401 | if (cg_type == CG_NONE) { | |
402 | sr_err("No channel group specified."); | |
403 | return SR_ERR_CHANNEL_GROUP; | |
404 | } | |
405 | ||
406 | tmp = g_variant_get_string(data, NULL); | |
407 | ||
408 | for (i = 0; (*model->coupling_options)[i]; i++) { | |
409 | if (strcmp(tmp, (*model->coupling_options)[i]) != 0) | |
410 | continue; | |
a9308652 | 411 | for (j = 1; j <= model->analog_channels; j++) { |
8ab929d6 SA |
412 | if (cg != devc->analog_groups[j - 1]) |
413 | continue; | |
414 | state->analog_states[j-1].coupling = i; | |
415 | ||
416 | if (dlm_analog_chan_coupl_set(sdi->conn, j, tmp) != SR_OK || | |
ac10a927 | 417 | sr_scpi_get_opc(sdi->conn) != SR_OK) |
8ab929d6 SA |
418 | return SR_ERR; |
419 | break; | |
420 | } | |
421 | ||
422 | ret = SR_OK; | |
423 | break; | |
424 | } | |
425 | break; | |
426 | default: | |
427 | ret = SR_ERR_NA; | |
428 | break; | |
429 | } | |
430 | ||
431 | if (ret == SR_OK) | |
432 | ret = sr_scpi_get_opc(sdi->conn); | |
433 | ||
434 | if (ret == SR_OK && update_sample_rate) | |
435 | ret = dlm_sample_rate_query(sdi); | |
436 | ||
437 | return ret; | |
438 | } | |
439 | ||
c65a021c SA |
440 | static int config_channel_set(const struct sr_dev_inst *sdi, |
441 | struct sr_channel *ch, unsigned int changes) | |
442 | { | |
a9308652 | 443 | /* Currently we only handle SR_CHANNEL_SET_ENABLED. */ |
c65a021c SA |
444 | if (changes != SR_CHANNEL_SET_ENABLED) |
445 | return SR_ERR_NA; | |
446 | ||
447 | return dlm_channel_state_set(sdi, ch->index, ch->enabled); | |
448 | } | |
449 | ||
584560f1 | 450 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
ac10a927 | 451 | const struct sr_channel_group *cg) |
8ab929d6 | 452 | { |
cf0280fa | 453 | int cg_type = CG_NONE; |
e66d1892 UH |
454 | struct dev_context *devc; |
455 | const struct scope_config *model; | |
f3c60fb6 | 456 | |
e66d1892 UH |
457 | devc = (sdi) ? sdi->priv : NULL; |
458 | model = (devc) ? devc->model_config : NULL; | |
f3c60fb6 | 459 | |
f3c60fb6 SA |
460 | if (!cg) { |
461 | switch (key) { | |
e66d1892 | 462 | case SR_CONF_SCAN_OPTIONS: |
f3c60fb6 | 463 | case SR_CONF_DEVICE_OPTIONS: |
4b25cbff | 464 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); |
f3c60fb6 | 465 | case SR_CONF_TIMEBASE: |
db944f16 | 466 | *data = std_gvar_tuple_array(&dlm_timebases, ARRAY_SIZE(dlm_timebases)); |
f3c60fb6 SA |
467 | return SR_OK; |
468 | case SR_CONF_TRIGGER_SOURCE: | |
469 | if (!model) | |
470 | return SR_ERR_ARG; | |
471 | *data = g_variant_new_strv(*model->trigger_sources, | |
472 | g_strv_length((char **)*model->trigger_sources)); | |
473 | return SR_OK; | |
474 | case SR_CONF_TRIGGER_SLOPE: | |
475 | *data = g_variant_new_strv(dlm_trigger_slopes, | |
476 | g_strv_length((char **)dlm_trigger_slopes)); | |
477 | return SR_OK; | |
478 | case SR_CONF_NUM_HDIV: | |
49f49cb5 | 479 | *data = g_variant_new_uint32(model->num_xdivs); |
f3c60fb6 SA |
480 | return SR_OK; |
481 | default: | |
482 | return SR_ERR_NA; | |
483 | } | |
484 | } | |
485 | ||
486 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) | |
487 | return SR_ERR; | |
488 | ||
8ab929d6 | 489 | switch (key) { |
8ab929d6 | 490 | case SR_CONF_DEVICE_OPTIONS: |
f3c60fb6 | 491 | if (cg_type == CG_ANALOG) { |
584560f1 | 492 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
6b82c3e5 | 493 | devopts_cg_analog, ARRAY_SIZE(devopts_cg_analog), sizeof(uint32_t)); |
f3c60fb6 SA |
494 | } else if (cg_type == CG_DIGITAL) { |
495 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
6b82c3e5 | 496 | devopts_cg_digital, ARRAY_SIZE(devopts_cg_digital), sizeof(uint32_t)); |
8ab929d6 | 497 | } else { |
584560f1 BV |
498 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
499 | NULL, 0, sizeof(uint32_t)); | |
8ab929d6 SA |
500 | } |
501 | break; | |
502 | case SR_CONF_COUPLING: | |
503 | if (cg_type == CG_NONE) | |
504 | return SR_ERR_CHANNEL_GROUP; | |
505 | *data = g_variant_new_strv(*model->coupling_options, | |
ac10a927 | 506 | g_strv_length((char **)*model->coupling_options)); |
8ab929d6 | 507 | break; |
8ab929d6 SA |
508 | case SR_CONF_VDIV: |
509 | if (cg_type == CG_NONE) | |
510 | return SR_ERR_CHANNEL_GROUP; | |
db944f16 | 511 | *data = std_gvar_tuple_array(&dlm_vdivs, ARRAY_SIZE(dlm_vdivs)); |
8ab929d6 SA |
512 | break; |
513 | default: | |
514 | return SR_ERR_NA; | |
515 | } | |
516 | ||
517 | return SR_OK; | |
518 | } | |
519 | ||
520 | static int dlm_check_channels(GSList *channels) | |
521 | { | |
522 | GSList *l; | |
523 | struct sr_channel *ch; | |
524 | gboolean enabled_pod1, enabled_chan4; | |
525 | ||
526 | enabled_pod1 = enabled_chan4 = FALSE; | |
527 | ||
528 | /* Note: On the DLM2000, CH4 and Logic are shared. */ | |
529 | /* TODO Handle non-DLM2000 models. */ | |
530 | for (l = channels; l; l = l->next) { | |
531 | ch = l->data; | |
532 | switch (ch->type) { | |
533 | case SR_CHANNEL_ANALOG: | |
534 | if (ch->index == 3) | |
535 | enabled_chan4 = TRUE; | |
536 | break; | |
537 | case SR_CHANNEL_LOGIC: | |
538 | enabled_pod1 = TRUE; | |
539 | break; | |
540 | default: | |
541 | return SR_ERR; | |
542 | } | |
543 | } | |
544 | ||
545 | if (enabled_pod1 && enabled_chan4) | |
546 | return SR_ERR; | |
547 | ||
548 | return SR_OK; | |
549 | } | |
550 | ||
695dc859 | 551 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
8ab929d6 SA |
552 | { |
553 | GSList *l; | |
554 | gboolean digital_added; | |
555 | struct sr_channel *ch; | |
556 | struct dev_context *devc; | |
557 | struct sr_scpi_dev_inst *scpi; | |
558 | ||
8ab929d6 SA |
559 | scpi = sdi->conn; |
560 | devc = sdi->priv; | |
561 | digital_added = FALSE; | |
562 | ||
563 | g_slist_free(devc->enabled_channels); | |
564 | devc->enabled_channels = NULL; | |
565 | ||
566 | for (l = sdi->channels; l; l = l->next) { | |
567 | ch = l->data; | |
568 | if (!ch->enabled) | |
569 | continue; | |
570 | /* Only add a single digital channel. */ | |
571 | if (ch->type != SR_CHANNEL_LOGIC || !digital_added) { | |
572 | devc->enabled_channels = g_slist_append( | |
ac10a927 SA |
573 | devc->enabled_channels, ch); |
574 | if (ch->type == SR_CHANNEL_LOGIC) | |
575 | digital_added = TRUE; | |
8ab929d6 SA |
576 | } |
577 | } | |
578 | ||
579 | if (!devc->enabled_channels) | |
580 | return SR_ERR; | |
581 | ||
582 | if (dlm_check_channels(devc->enabled_channels) != SR_OK) { | |
583 | sr_err("Invalid channel configuration specified!"); | |
584 | return SR_ERR_NA; | |
585 | } | |
586 | ||
af3487ec SA |
587 | /* Request data for the first enabled channel. */ |
588 | devc->current_channel = devc->enabled_channels; | |
589 | dlm_channel_data_request(sdi); | |
590 | ||
0028d5a1 | 591 | sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 5, |
8ab929d6 SA |
592 | dlm_data_receive, (void *)sdi); |
593 | ||
594 | return SR_OK; | |
595 | } | |
596 | ||
695dc859 | 597 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
8ab929d6 SA |
598 | { |
599 | struct dev_context *devc; | |
8ab929d6 | 600 | |
bee2b016 | 601 | std_session_send_df_end(sdi); |
8ab929d6 | 602 | |
8ab929d6 SA |
603 | devc = sdi->priv; |
604 | ||
605 | devc->num_frames = 0; | |
606 | g_slist_free(devc->enabled_channels); | |
607 | devc->enabled_channels = NULL; | |
af3487ec SA |
608 | |
609 | sr_scpi_source_remove(sdi->session, sdi->conn); | |
8ab929d6 SA |
610 | |
611 | return SR_OK; | |
612 | } | |
10763937 | 613 | |
dd5c48a6 | 614 | static struct sr_dev_driver yokogawa_dlm_driver_info = { |
10763937 | 615 | .name = "yokogawa-dlm", |
ac10a927 | 616 | .longname = "Yokogawa DL/DLM", |
10763937 | 617 | .api_version = 1, |
c2fdcc25 | 618 | .init = std_init, |
700d6b64 | 619 | .cleanup = std_cleanup, |
8ab929d6 | 620 | .scan = scan, |
c01bf34c | 621 | .dev_list = std_dev_list, |
8ab929d6 SA |
622 | .dev_clear = dev_clear, |
623 | .config_get = config_get, | |
624 | .config_set = config_set, | |
c65a021c | 625 | .config_channel_set = config_channel_set, |
8ab929d6 SA |
626 | .config_list = config_list, |
627 | .dev_open = dev_open, | |
628 | .dev_close = dev_close, | |
629 | .dev_acquisition_start = dev_acquisition_start, | |
630 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 631 | .context = NULL, |
10763937 | 632 | }; |
dd5c48a6 | 633 | SR_REGISTER_DEV_DRIVER(yokogawa_dlm_driver_info); |