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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Martin Ling <martin-git@earth.li> | |
5 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.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 <fcntl.h> | |
22 | #include <unistd.h> | |
23 | #include <stdlib.h> | |
24 | #include <string.h> | |
25 | #include <time.h> | |
26 | #include <glib.h> | |
27 | #include "libsigrok.h" | |
28 | #include "libsigrok-internal.h" | |
29 | #include "protocol.h" | |
30 | ||
31 | #define NUM_TIMEBASE 12 | |
32 | #define NUM_VDIV 8 | |
33 | ||
34 | static const int32_t hwcaps[] = { | |
35 | SR_CONF_OSCILLOSCOPE, | |
36 | SR_CONF_LIMIT_SAMPLES, | |
37 | SR_CONF_TIMEBASE, | |
38 | SR_CONF_TRIGGER_SOURCE, | |
39 | SR_CONF_TRIGGER_SLOPE, | |
40 | SR_CONF_HORIZ_TRIGGERPOS, | |
41 | SR_CONF_VDIV, | |
42 | SR_CONF_COUPLING, | |
43 | SR_CONF_NUM_TIMEBASE, | |
44 | SR_CONF_NUM_VDIV, | |
45 | }; | |
46 | ||
47 | static const uint64_t timebases[][2] = { | |
48 | /* nanoseconds */ | |
49 | { 2, 1000000000 }, | |
50 | { 5, 1000000000 }, | |
51 | { 10, 1000000000 }, | |
52 | { 20, 1000000000 }, | |
53 | { 50, 1000000000 }, | |
54 | { 100, 1000000000 }, | |
55 | { 500, 1000000000 }, | |
56 | /* microseconds */ | |
57 | { 1, 1000000 }, | |
58 | { 2, 1000000 }, | |
59 | { 5, 1000000 }, | |
60 | { 10, 1000000 }, | |
61 | { 20, 1000000 }, | |
62 | { 50, 1000000 }, | |
63 | { 100, 1000000 }, | |
64 | { 200, 1000000 }, | |
65 | { 500, 1000000 }, | |
66 | /* milliseconds */ | |
67 | { 1, 1000 }, | |
68 | { 2, 1000 }, | |
69 | { 5, 1000 }, | |
70 | { 10, 1000 }, | |
71 | { 20, 1000 }, | |
72 | { 50, 1000 }, | |
73 | { 100, 1000 }, | |
74 | { 200, 1000 }, | |
75 | { 500, 1000 }, | |
76 | /* seconds */ | |
77 | { 1, 1 }, | |
78 | { 2, 1 }, | |
79 | { 5, 1 }, | |
80 | { 10, 1 }, | |
81 | { 20, 1 }, | |
82 | { 50, 1 }, | |
83 | }; | |
84 | ||
85 | static const uint64_t vdivs[][2] = { | |
86 | /* millivolts */ | |
87 | { 2, 1000 }, | |
88 | { 5, 1000 }, | |
89 | { 10, 1000 }, | |
90 | { 20, 1000 }, | |
91 | { 50, 1000 }, | |
92 | { 100, 1000 }, | |
93 | { 200, 1000 }, | |
94 | { 500, 1000 }, | |
95 | /* volts */ | |
96 | { 1, 1 }, | |
97 | { 2, 1 }, | |
98 | { 5, 1 }, | |
99 | { 10, 1 }, | |
100 | }; | |
101 | ||
102 | static const char *trigger_sources[] = { | |
103 | "CH1", | |
104 | "CH2", | |
105 | "EXT", | |
106 | "AC Line", | |
107 | }; | |
108 | ||
109 | static const char *coupling[] = { | |
110 | "AC", | |
111 | "DC", | |
112 | "GND", | |
113 | }; | |
114 | ||
115 | static const char *supported_models[] = { | |
116 | "DS1052E", | |
117 | "DS1102E", | |
118 | "DS1052D", | |
119 | "DS1102D", | |
120 | }; | |
121 | ||
122 | SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info; | |
123 | static struct sr_dev_driver *di = &rigol_ds1xx2_driver_info; | |
124 | ||
125 | /* Properly close and free all devices. */ | |
126 | static int clear_instances(void) | |
127 | { | |
128 | struct sr_dev_inst *sdi; | |
129 | struct drv_context *drvc; | |
130 | struct dev_context *devc; | |
131 | GSList *l; | |
132 | ||
133 | if (!(drvc = di->priv)) | |
134 | return SR_OK; | |
135 | ||
136 | for (l = drvc->instances; l; l = l->next) { | |
137 | if (!(sdi = l->data)) | |
138 | continue; | |
139 | if (!(devc = sdi->priv)) | |
140 | continue; | |
141 | ||
142 | g_free(devc->device); | |
143 | g_free(devc->coupling[0]); | |
144 | g_free(devc->coupling[1]); | |
145 | g_free(devc->trigger_source); | |
146 | g_free(devc->trigger_slope); | |
147 | close(devc->fd); | |
148 | ||
149 | sr_dev_inst_free(sdi); | |
150 | } | |
151 | ||
152 | g_slist_free(drvc->instances); | |
153 | drvc->instances = NULL; | |
154 | ||
155 | return SR_OK; | |
156 | } | |
157 | ||
158 | static int set_cfg(const struct sr_dev_inst *sdi, const char *format, ...) | |
159 | { | |
160 | struct dev_context *devc; | |
161 | struct timespec delay; | |
162 | va_list args; | |
163 | char buf[256]; | |
164 | ||
165 | devc = sdi->priv; | |
166 | ||
167 | va_start(args, format); | |
168 | vsnprintf(buf, 255, format, args); | |
169 | va_end(args); | |
170 | if (rigol_ds1xx2_send(devc, buf) != SR_OK) | |
171 | return SR_ERR; | |
172 | ||
173 | /* When setting a bunch of parameters in a row, the DS1052E scrambles | |
174 | * some of them unless there is at least 100ms delay in between. */ | |
175 | delay.tv_sec = 0; | |
176 | delay.tv_nsec = 100000000L; | |
177 | sr_spew("delay %dms", delay.tv_nsec / 1000000); | |
178 | nanosleep(&delay, NULL); | |
179 | ||
180 | return SR_OK; | |
181 | } | |
182 | ||
183 | static int hw_init(struct sr_context *sr_ctx) | |
184 | { | |
185 | return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN); | |
186 | } | |
187 | ||
188 | static GSList *hw_scan(GSList *options) | |
189 | { | |
190 | struct drv_context *drvc; | |
191 | struct sr_dev_inst *sdi; | |
192 | struct dev_context *devc; | |
193 | struct sr_probe *probe; | |
194 | GSList *devices; | |
195 | GDir *dir; | |
196 | const gchar *dev_name; | |
197 | const gchar *dev_dir = "/dev/"; | |
198 | const gchar *prefix = "usbtmc"; | |
199 | gchar *device; | |
200 | const gchar *idn_query = "*IDN?"; | |
201 | unsigned int i; | |
202 | int len, num_tokens, fd; | |
203 | const gchar *delimiter = ","; | |
204 | gchar **tokens; | |
205 | const char *manufacturer, *model, *version; | |
206 | gboolean matched = FALSE; | |
207 | char buf[256]; | |
208 | ||
209 | (void)options; | |
210 | ||
211 | drvc = di->priv; | |
212 | drvc->instances = NULL; | |
213 | ||
214 | devices = NULL; | |
215 | ||
216 | dir = g_dir_open("/sys/class/usb/", 0, NULL); | |
217 | ||
218 | if (dir == NULL) | |
219 | return NULL; | |
220 | ||
221 | while ((dev_name = g_dir_read_name(dir)) != NULL) { | |
222 | if (strncmp(dev_name, prefix, strlen(prefix))) | |
223 | continue; | |
224 | ||
225 | device = g_strconcat(dev_dir, dev_name, NULL); | |
226 | ||
227 | fd = open(device, O_RDWR); | |
228 | len = write(fd, idn_query, strlen(idn_query)); | |
229 | len = read(fd, buf, sizeof(buf)); | |
230 | close(fd); | |
231 | if (len == 0) { | |
232 | g_free(device); | |
233 | return NULL; | |
234 | } | |
235 | ||
236 | buf[len] = 0; | |
237 | tokens = g_strsplit(buf, delimiter, 0); | |
238 | close(fd); | |
239 | sr_dbg("response: %s %d [%s]", device, len, buf); | |
240 | ||
241 | for (num_tokens = 0; tokens[num_tokens] != NULL; num_tokens++); | |
242 | ||
243 | if (num_tokens < 4) { | |
244 | g_strfreev(tokens); | |
245 | g_free(device); | |
246 | return NULL; | |
247 | } | |
248 | ||
249 | manufacturer = tokens[0]; | |
250 | model = tokens[1]; | |
251 | version = tokens[3]; | |
252 | ||
253 | if (strcmp(manufacturer, "Rigol Technologies")) { | |
254 | g_strfreev(tokens); | |
255 | g_free(device); | |
256 | return NULL; | |
257 | } | |
258 | ||
259 | for (i = 0; i < ARRAY_SIZE(supported_models); i++) { | |
260 | if (!strcmp(model, supported_models[i])) { | |
261 | matched = 1; | |
262 | break; | |
263 | } | |
264 | } | |
265 | ||
266 | if (!matched || !(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, | |
267 | manufacturer, model, version))) { | |
268 | g_strfreev(tokens); | |
269 | g_free(device); | |
270 | return NULL; | |
271 | } | |
272 | ||
273 | g_strfreev(tokens); | |
274 | ||
275 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { | |
276 | sr_err("Device context malloc failed."); | |
277 | g_free(device); | |
278 | return NULL; | |
279 | } | |
280 | devc->limit_frames = 0; | |
281 | devc->device = device; | |
282 | sdi->priv = devc; | |
283 | sdi->driver = di; | |
284 | ||
285 | for (i = 0; i < 2; i++) { | |
286 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, | |
287 | i == 0 ? "CH1" : "CH2"))) | |
288 | return NULL; | |
289 | sdi->probes = g_slist_append(sdi->probes, probe); | |
290 | } | |
291 | ||
292 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
293 | devices = g_slist_append(devices, sdi); | |
294 | } | |
295 | ||
296 | g_dir_close(dir); | |
297 | ||
298 | return devices; | |
299 | } | |
300 | ||
301 | static GSList *hw_dev_list(void) | |
302 | { | |
303 | return ((struct drv_context *)(di->priv))->instances; | |
304 | } | |
305 | ||
306 | static int hw_dev_open(struct sr_dev_inst *sdi) | |
307 | { | |
308 | struct dev_context *devc; | |
309 | int fd; | |
310 | ||
311 | devc = sdi->priv; | |
312 | ||
313 | if ((fd = open(devc->device, O_RDWR)) == -1) | |
314 | return SR_ERR; | |
315 | devc->fd = fd; | |
316 | ||
317 | if (rigol_ds1xx2_get_dev_cfg(sdi) != SR_OK) | |
318 | /* TODO: force configuration? */ | |
319 | return SR_ERR; | |
320 | ||
321 | return SR_OK; | |
322 | } | |
323 | ||
324 | static int hw_dev_close(struct sr_dev_inst *sdi) | |
325 | { | |
326 | struct dev_context *devc; | |
327 | ||
328 | devc = sdi->priv; | |
329 | ||
330 | close(devc->fd); | |
331 | ||
332 | return SR_OK; | |
333 | } | |
334 | ||
335 | static int hw_cleanup(void) | |
336 | { | |
337 | clear_instances(); | |
338 | ||
339 | return SR_OK; | |
340 | } | |
341 | ||
342 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi) | |
343 | { | |
344 | ||
345 | (void)sdi; | |
346 | ||
347 | switch (id) { | |
348 | case SR_CONF_NUM_TIMEBASE: | |
349 | *data = g_variant_new_int32(NUM_TIMEBASE); | |
350 | break; | |
351 | case SR_CONF_NUM_VDIV: | |
352 | *data = g_variant_new_int32(NUM_VDIV); | |
353 | break; | |
354 | default: | |
355 | return SR_ERR_ARG; | |
356 | } | |
357 | ||
358 | return SR_OK; | |
359 | } | |
360 | ||
361 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi) | |
362 | { | |
363 | struct dev_context *devc; | |
364 | uint64_t tmp_u64, p, q; | |
365 | double t_dbl; | |
366 | unsigned int i; | |
367 | int ret; | |
368 | const char *tmp_str; | |
369 | ||
370 | devc = sdi->priv; | |
371 | ||
372 | if (sdi->status != SR_ST_ACTIVE) { | |
373 | sr_err("Device inactive, can't set config options."); | |
374 | return SR_ERR; | |
375 | } | |
376 | ||
377 | ret = SR_OK; | |
378 | switch (id) { | |
379 | case SR_CONF_LIMIT_FRAMES: | |
380 | devc->limit_frames = g_variant_get_uint64(data); | |
381 | break; | |
382 | case SR_CONF_TRIGGER_SLOPE: | |
383 | tmp_u64 = g_variant_get_uint64(data); | |
384 | if (tmp_u64 != 0 && tmp_u64 != 1) | |
385 | return SR_ERR; | |
386 | g_free(devc->trigger_slope); | |
387 | devc->trigger_slope = g_strdup(tmp_u64 ? "POS" : "NEG"); | |
388 | ret = set_cfg(sdi, ":TRIG:EDGE:SLOP %s", devc->trigger_slope); | |
389 | break; | |
390 | case SR_CONF_HORIZ_TRIGGERPOS: | |
391 | t_dbl = g_variant_get_double(data); | |
392 | if (t_dbl < 0.0 || t_dbl > 1.0) | |
393 | return SR_ERR; | |
394 | devc->horiz_triggerpos = t_dbl; | |
395 | /* We have the trigger offset as a percentage of the frame, but | |
396 | * need to express this in seconds. */ | |
397 | t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * NUM_TIMEBASE; | |
398 | ret = set_cfg(sdi, ":TIM:OFFS %.6f", t_dbl); | |
399 | break; | |
400 | case SR_CONF_TIMEBASE: | |
401 | g_variant_get(data, "(tt)", &p, &q); | |
402 | for (i = 0; i < ARRAY_SIZE(timebases); i++) { | |
403 | if (timebases[i][0] == p && timebases[i][1] == q) { | |
404 | devc->timebase = (float)p / q; | |
405 | ret = set_cfg(sdi, ":TIM:SCAL %.9f", devc->timebase); | |
406 | break; | |
407 | } | |
408 | } | |
409 | if (i == ARRAY_SIZE(timebases)) | |
410 | ret = SR_ERR_ARG; | |
411 | break; | |
412 | case SR_CONF_TRIGGER_SOURCE: | |
413 | tmp_str = g_variant_get_string(data, NULL); | |
414 | for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) { | |
415 | if (!strcmp(trigger_sources[i], tmp_str)) { | |
416 | g_free(devc->trigger_source); | |
417 | devc->trigger_source = g_strdup(trigger_sources[i]); | |
418 | if (!strcmp(devc->trigger_source, "AC Line")) | |
419 | tmp_str = "ACL"; | |
420 | else if (!strcmp(devc->trigger_source, "CH1")) | |
421 | tmp_str = "CHAN1"; | |
422 | else if (!strcmp(devc->trigger_source, "CH2")) | |
423 | tmp_str = "CHAN2"; | |
424 | else | |
425 | tmp_str = (char *)devc->trigger_source; | |
426 | ret = set_cfg(sdi, ":TRIG:EDGE:SOUR %s", tmp_str); | |
427 | break; | |
428 | } | |
429 | } | |
430 | if (i == ARRAY_SIZE(trigger_sources)) | |
431 | ret = SR_ERR_ARG; | |
432 | break; | |
433 | case SR_CONF_VDIV: | |
434 | g_variant_get(data, "(tt)", &p, &q); | |
435 | for (i = 0; i < ARRAY_SIZE(vdivs); i++) { | |
436 | if (vdivs[i][0] != p || vdivs[i][1] != q) | |
437 | continue; | |
438 | devc->vdiv[0] = devc->vdiv[1] = (float)p / q; | |
439 | set_cfg(sdi, ":CHAN1:SCAL %.3f", devc->vdiv[0]); | |
440 | ret = set_cfg(sdi, ":CHAN2:SCAL %.3f", devc->vdiv[1]); | |
441 | break; | |
442 | } | |
443 | if (i == ARRAY_SIZE(vdivs)) | |
444 | ret = SR_ERR_ARG; | |
445 | break; | |
446 | case SR_CONF_COUPLING: | |
447 | /* TODO: Not supporting coupling per channel yet. */ | |
448 | tmp_str = g_variant_get_string(data, NULL); | |
449 | for (i = 0; i < ARRAY_SIZE(coupling); i++) { | |
450 | if (!strcmp(tmp_str, coupling[i])) { | |
451 | g_free(devc->coupling[0]); | |
452 | g_free(devc->coupling[1]); | |
453 | devc->coupling[0] = g_strdup(coupling[i]); | |
454 | devc->coupling[1] = g_strdup(coupling[i]); | |
455 | set_cfg(sdi, ":CHAN1:COUP %s", devc->coupling[0]); | |
456 | ret = set_cfg(sdi, ":CHAN2:COUP %s", devc->coupling[1]); | |
457 | break; | |
458 | } | |
459 | } | |
460 | if (i == ARRAY_SIZE(coupling)) | |
461 | ret = SR_ERR_ARG; | |
462 | break; | |
463 | default: | |
464 | sr_err("Unknown hardware capability: %d.", id); | |
465 | ret = SR_ERR_ARG; | |
466 | break; | |
467 | } | |
468 | ||
469 | return ret; | |
470 | } | |
471 | ||
472 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi) | |
473 | { | |
474 | GVariant *tuple, *rational[2]; | |
475 | GVariantBuilder gvb; | |
476 | unsigned int i; | |
477 | ||
478 | (void)sdi; | |
479 | ||
480 | switch (key) { | |
481 | case SR_CONF_DEVICE_OPTIONS: | |
482 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
483 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
484 | break; | |
485 | case SR_CONF_COUPLING: | |
486 | *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling)); | |
487 | break; | |
488 | case SR_CONF_VDIV: | |
489 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
490 | for (i = 0; i < ARRAY_SIZE(vdivs); i++) { | |
491 | rational[0] = g_variant_new_uint64(vdivs[i][0]); | |
492 | rational[1] = g_variant_new_uint64(vdivs[i][1]); | |
493 | tuple = g_variant_new_tuple(rational, 2); | |
494 | g_variant_builder_add_value(&gvb, tuple); | |
495 | } | |
496 | *data = g_variant_builder_end(&gvb); | |
497 | break; | |
498 | case SR_CONF_TIMEBASE: | |
499 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
500 | for (i = 0; i < ARRAY_SIZE(timebases); i++) { | |
501 | rational[0] = g_variant_new_uint64(timebases[i][0]); | |
502 | rational[1] = g_variant_new_uint64(timebases[i][1]); | |
503 | tuple = g_variant_new_tuple(rational, 2); | |
504 | g_variant_builder_add_value(&gvb, tuple); | |
505 | } | |
506 | *data = g_variant_builder_end(&gvb); | |
507 | break; | |
508 | case SR_CONF_TRIGGER_SOURCE: | |
509 | *data = g_variant_new_strv(trigger_sources, | |
510 | ARRAY_SIZE(trigger_sources)); | |
511 | break; | |
512 | default: | |
513 | return SR_ERR_ARG; | |
514 | } | |
515 | ||
516 | return SR_OK; | |
517 | } | |
518 | ||
519 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) | |
520 | { | |
521 | struct dev_context *devc; | |
522 | struct sr_probe *probe; | |
523 | GSList *l; | |
524 | int probenum; | |
525 | char cmd[256]; | |
526 | ||
527 | (void)cb_data; | |
528 | ||
529 | devc = sdi->priv; | |
530 | ||
531 | for (l = sdi->probes; l; l = l->next) { | |
532 | probe = l->data; | |
533 | probenum = probe->name[2] == '1' ? 0 : 1; | |
534 | if (probe->enabled) | |
535 | devc->enabled_probes = g_slist_append(devc->enabled_probes, probe); | |
536 | ||
537 | if (probe->enabled != devc->channels[probenum]) { | |
538 | /* Enabled channel is currently disabled, or vice versa. */ | |
539 | sprintf(cmd, ":CHAN%d:DISP %s", probenum + 1, | |
540 | probe->enabled ? "ON" : "OFF"); | |
541 | if (rigol_ds1xx2_send(devc, cmd) != SR_OK) | |
542 | return SR_ERR; | |
543 | } | |
544 | } | |
545 | if (!devc->enabled_probes) | |
546 | return SR_ERR; | |
547 | ||
548 | sr_source_add(devc->fd, G_IO_IN, 50, rigol_ds1xx2_receive, (void *)sdi); | |
549 | ||
550 | /* Send header packet to the session bus. */ | |
551 | std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN); | |
552 | ||
553 | /* Fetch the first frame. */ | |
554 | devc->channel_frame = devc->enabled_probes->data; | |
555 | if (rigol_ds1xx2_send(devc, ":WAV:DATA? CHAN%c", | |
556 | devc->channel_frame->name[2]) != SR_OK) | |
557 | return SR_ERR; | |
558 | ||
559 | return SR_OK; | |
560 | } | |
561 | ||
562 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) | |
563 | { | |
564 | struct dev_context *devc; | |
565 | ||
566 | (void)cb_data; | |
567 | ||
568 | devc = sdi->priv; | |
569 | ||
570 | if (sdi->status != SR_ST_ACTIVE) { | |
571 | sr_err("Device inactive, can't stop acquisition."); | |
572 | return SR_ERR; | |
573 | } | |
574 | ||
575 | g_slist_free(devc->enabled_probes); | |
576 | devc->enabled_probes = NULL; | |
577 | sr_source_remove(devc->fd); | |
578 | ||
579 | return SR_OK; | |
580 | } | |
581 | ||
582 | SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info = { | |
583 | .name = "rigol-ds1xx2", | |
584 | .longname = "Rigol DS1xx2", | |
585 | .api_version = 1, | |
586 | .init = hw_init, | |
587 | .cleanup = hw_cleanup, | |
588 | .scan = hw_scan, | |
589 | .dev_list = hw_dev_list, | |
590 | .dev_clear = clear_instances, | |
591 | .config_get = config_get, | |
592 | .config_set = config_set, | |
593 | .config_list = config_list, | |
594 | .dev_open = hw_dev_open, | |
595 | .dev_close = hw_dev_close, | |
596 | .dev_acquisition_start = dev_acquisition_start, | |
597 | .dev_acquisition_stop = dev_acquisition_stop, | |
598 | .priv = NULL, | |
599 | }; |