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f4816ac6 ML |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Martin Ling <martin-git@earth.li> | |
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 | ||
e0b7d23c ML |
20 | #include <fcntl.h> |
21 | #include <unistd.h> | |
22 | #include <stdlib.h> | |
23 | #include <string.h> | |
f4816ac6 ML |
24 | #include <glib.h> |
25 | #include "libsigrok.h" | |
26 | #include "libsigrok-internal.h" | |
27 | #include "protocol.h" | |
28 | ||
d62d7ad1 BV |
29 | #define NUM_TIMEBASE 12 |
30 | #define NUM_VDIV 8 | |
31 | ||
f6a0ac9f | 32 | static const int32_t hwcaps[] = { |
1953564a BV |
33 | SR_CONF_OSCILLOSCOPE, |
34 | SR_CONF_LIMIT_SAMPLES, | |
35 | SR_CONF_TIMEBASE, | |
36 | SR_CONF_TRIGGER_SOURCE, | |
37 | SR_CONF_TRIGGER_SLOPE, | |
38 | SR_CONF_HORIZ_TRIGGERPOS, | |
39 | SR_CONF_VDIV, | |
40 | SR_CONF_COUPLING, | |
d62d7ad1 BV |
41 | SR_CONF_NUM_TIMEBASE, |
42 | SR_CONF_NUM_VDIV, | |
e0b7d23c ML |
43 | }; |
44 | ||
f6a0ac9f | 45 | static const uint64_t timebases[][2] = { |
e0b7d23c ML |
46 | /* nanoseconds */ |
47 | { 2, 1000000000 }, | |
48 | { 5, 1000000000 }, | |
49 | { 10, 1000000000 }, | |
50 | { 20, 1000000000 }, | |
51 | { 50, 1000000000 }, | |
52 | { 100, 1000000000 }, | |
53 | { 500, 1000000000 }, | |
54 | /* microseconds */ | |
55 | { 1, 1000000 }, | |
56 | { 2, 1000000 }, | |
57 | { 5, 1000000 }, | |
58 | { 10, 1000000 }, | |
59 | { 20, 1000000 }, | |
60 | { 50, 1000000 }, | |
61 | { 100, 1000000 }, | |
62 | { 200, 1000000 }, | |
63 | { 500, 1000000 }, | |
64 | /* milliseconds */ | |
65 | { 1, 1000 }, | |
66 | { 2, 1000 }, | |
67 | { 5, 1000 }, | |
68 | { 10, 1000 }, | |
69 | { 20, 1000 }, | |
70 | { 50, 1000 }, | |
71 | { 100, 1000 }, | |
72 | { 200, 1000 }, | |
73 | { 500, 1000 }, | |
74 | /* seconds */ | |
75 | { 1, 1 }, | |
76 | { 2, 1 }, | |
77 | { 5, 1 }, | |
78 | { 10, 1 }, | |
79 | { 20, 1 }, | |
80 | { 50, 1 }, | |
e0b7d23c ML |
81 | }; |
82 | ||
f6a0ac9f | 83 | static const uint64_t vdivs[][2] = { |
e0b7d23c ML |
84 | /* millivolts */ |
85 | { 2, 1000 }, | |
86 | { 5, 1000 }, | |
87 | { 10, 1000 }, | |
88 | { 20, 1000 }, | |
89 | { 50, 1000 }, | |
90 | { 100, 1000 }, | |
91 | { 200, 1000 }, | |
92 | { 500, 1000 }, | |
93 | /* volts */ | |
94 | { 1, 1 }, | |
95 | { 2, 1 }, | |
96 | { 5, 1 }, | |
97 | { 10, 1 }, | |
e0b7d23c ML |
98 | }; |
99 | ||
100 | static const char *trigger_sources[] = { | |
101 | "CH1", | |
102 | "CH2", | |
103 | "EXT", | |
104 | "AC Line", | |
e0b7d23c ML |
105 | }; |
106 | ||
107 | static const char *coupling[] = { | |
108 | "AC", | |
109 | "DC", | |
110 | "GND", | |
e0b7d23c ML |
111 | }; |
112 | ||
512bb890 BV |
113 | static const char *supported_models[] = { |
114 | "DS1052E", | |
115 | "DS1102E", | |
116 | "DS1052D", | |
333bf022 | 117 | "DS1102D", |
512bb890 BV |
118 | }; |
119 | ||
f4816ac6 ML |
120 | SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info; |
121 | static struct sr_dev_driver *di = &rigol_ds1xx2_driver_info; | |
122 | ||
123 | /* Properly close and free all devices. */ | |
124 | static int clear_instances(void) | |
125 | { | |
126 | struct sr_dev_inst *sdi; | |
127 | struct drv_context *drvc; | |
128 | struct dev_context *devc; | |
129 | GSList *l; | |
130 | ||
131 | if (!(drvc = di->priv)) | |
132 | return SR_OK; | |
133 | ||
134 | for (l = drvc->instances; l; l = l->next) { | |
135 | if (!(sdi = l->data)) | |
136 | continue; | |
137 | if (!(devc = sdi->priv)) | |
138 | continue; | |
139 | ||
fb6e5ba8 | 140 | g_free(devc->device); |
69e19dd7 | 141 | g_slist_free(devc->enabled_probes); |
e0b7d23c | 142 | close(devc->fd); |
f4816ac6 ML |
143 | |
144 | sr_dev_inst_free(sdi); | |
145 | } | |
146 | ||
147 | g_slist_free(drvc->instances); | |
148 | drvc->instances = NULL; | |
149 | ||
150 | return SR_OK; | |
151 | } | |
152 | ||
e0b7d23c | 153 | static int hw_init(struct sr_context *sr_ctx) |
f4816ac6 | 154 | { |
063e7aef | 155 | return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN); |
f4816ac6 ML |
156 | } |
157 | ||
158 | static GSList *hw_scan(GSList *options) | |
159 | { | |
160 | struct drv_context *drvc; | |
e0b7d23c ML |
161 | struct sr_dev_inst *sdi; |
162 | struct dev_context *devc; | |
163 | struct sr_probe *probe; | |
f4816ac6 | 164 | GSList *devices; |
fb6e5ba8 ML |
165 | GDir *dir; |
166 | const gchar *dev_name; | |
167 | const gchar *dev_dir = "/dev/"; | |
168 | const gchar *prefix = "usbtmc"; | |
169 | gchar *device; | |
170 | const gchar *idn_query = "*IDN?"; | |
f6a0ac9f BV |
171 | unsigned int i; |
172 | int len, num_tokens, fd; | |
fb6e5ba8 ML |
173 | const gchar *delimiter = ","; |
174 | gchar **tokens; | |
512bb890 | 175 | const char *manufacturer, *model, *version; |
512bb890 | 176 | gboolean matched = FALSE; |
fb6e5ba8 ML |
177 | char buf[256]; |
178 | ||
f4816ac6 ML |
179 | (void)options; |
180 | ||
f4816ac6 ML |
181 | drvc = di->priv; |
182 | drvc->instances = NULL; | |
183 | ||
4b97c74e UH |
184 | devices = NULL; |
185 | ||
fb6e5ba8 | 186 | dir = g_dir_open("/sys/class/usb/", 0, NULL); |
e0b7d23c | 187 | |
fb6e5ba8 ML |
188 | if (dir == NULL) |
189 | return NULL; | |
e0b7d23c | 190 | |
29d957ce | 191 | while ((dev_name = g_dir_read_name(dir)) != NULL) { |
fb6e5ba8 ML |
192 | if (strncmp(dev_name, prefix, strlen(prefix))) |
193 | continue; | |
194 | ||
195 | device = g_strconcat(dev_dir, dev_name, NULL); | |
196 | ||
197 | fd = open(device, O_RDWR); | |
198 | len = write(fd, idn_query, strlen(idn_query)); | |
199 | len = read(fd, buf, sizeof(buf)); | |
200 | close(fd); | |
29d957ce | 201 | if (len == 0) { |
fb6e5ba8 ML |
202 | g_free(device); |
203 | return NULL; | |
204 | } | |
205 | ||
206 | buf[len] = 0; | |
207 | tokens = g_strsplit(buf, delimiter, 0); | |
208 | close(fd); | |
512bb890 | 209 | sr_dbg("response: %s %d [%s]", device, len, buf); |
fb6e5ba8 ML |
210 | |
211 | for (num_tokens = 0; tokens[num_tokens] != NULL; num_tokens++); | |
212 | ||
512bb890 | 213 | if (num_tokens < 4) { |
fb6e5ba8 ML |
214 | g_strfreev(tokens); |
215 | g_free(device); | |
e0b7d23c | 216 | return NULL; |
fb6e5ba8 | 217 | } |
512bb890 BV |
218 | |
219 | manufacturer = tokens[0]; | |
220 | model = tokens[1]; | |
221 | version = tokens[3]; | |
222 | ||
223 | if (strcmp(manufacturer, "Rigol Technologies")) { | |
224 | g_strfreev(tokens); | |
225 | g_free(device); | |
226 | return NULL; | |
227 | } | |
228 | ||
333bf022 | 229 | for (i = 0; i < ARRAY_SIZE(supported_models); i++) { |
512bb890 BV |
230 | if (!strcmp(model, supported_models[i])) { |
231 | matched = 1; | |
232 | break; | |
233 | } | |
234 | } | |
235 | ||
236 | if (!matched || !(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, | |
237 | manufacturer, model, version))) { | |
238 | g_strfreev(tokens); | |
239 | g_free(device); | |
240 | return NULL; | |
241 | } | |
242 | ||
fb6e5ba8 ML |
243 | g_strfreev(tokens); |
244 | ||
29d957ce UH |
245 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { |
246 | sr_err("Device context malloc failed."); | |
fb6e5ba8 ML |
247 | g_free(device); |
248 | return NULL; | |
249 | } | |
250 | ||
251 | devc->device = device; | |
252 | ||
253 | sdi->priv = devc; | |
254 | sdi->driver = di; | |
255 | ||
29d957ce UH |
256 | for (i = 0; i < 2; i++) { |
257 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, | |
258 | i == 0 ? "CH1" : "CH2"))) | |
fb6e5ba8 ML |
259 | return NULL; |
260 | sdi->probes = g_slist_append(sdi->probes, probe); | |
261 | } | |
262 | ||
263 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
264 | devices = g_slist_append(devices, sdi); | |
e0b7d23c | 265 | } |
fb6e5ba8 ML |
266 | |
267 | g_dir_close(dir); | |
f4816ac6 ML |
268 | |
269 | return devices; | |
270 | } | |
271 | ||
272 | static GSList *hw_dev_list(void) | |
273 | { | |
0e94d524 | 274 | return ((struct drv_context *)(di->priv))->instances; |
f4816ac6 ML |
275 | } |
276 | ||
277 | static int hw_dev_open(struct sr_dev_inst *sdi) | |
278 | { | |
29d957ce UH |
279 | struct dev_context *devc; |
280 | int fd; | |
fb6e5ba8 | 281 | |
29d957ce | 282 | devc = sdi->priv; |
e0b7d23c | 283 | |
29d957ce | 284 | if ((fd = open(devc->device, O_RDWR)) == -1) |
e0b7d23c ML |
285 | return SR_ERR; |
286 | ||
e0b7d23c ML |
287 | devc->fd = fd; |
288 | ||
289 | devc->scale = 1; | |
f4816ac6 ML |
290 | |
291 | return SR_OK; | |
292 | } | |
293 | ||
294 | static int hw_dev_close(struct sr_dev_inst *sdi) | |
295 | { | |
29d957ce UH |
296 | struct dev_context *devc; |
297 | ||
298 | devc = sdi->priv; | |
e0b7d23c ML |
299 | |
300 | close(devc->fd); | |
f4816ac6 ML |
301 | |
302 | return SR_OK; | |
303 | } | |
304 | ||
305 | static int hw_cleanup(void) | |
306 | { | |
307 | clear_instances(); | |
308 | ||
f4816ac6 ML |
309 | return SR_OK; |
310 | } | |
311 | ||
d62d7ad1 BV |
312 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi) |
313 | { | |
314 | ||
315 | (void)sdi; | |
316 | ||
317 | switch (id) { | |
318 | case SR_CONF_NUM_TIMEBASE: | |
319 | *data = g_variant_new_int32(NUM_TIMEBASE); | |
320 | break; | |
321 | case SR_CONF_NUM_VDIV: | |
322 | *data = g_variant_new_int32(NUM_VDIV); | |
323 | break; | |
324 | default: | |
325 | return SR_ERR_ARG; | |
326 | } | |
327 | ||
328 | return SR_OK; | |
329 | } | |
330 | ||
f6a0ac9f | 331 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi) |
f4816ac6 | 332 | { |
29d957ce | 333 | struct dev_context *devc; |
f6a0ac9f BV |
334 | uint64_t tmp_u64, p, q; |
335 | double tmp_double; | |
336 | unsigned int i; | |
337 | int tmp_int, ret; | |
338 | const char *tmp_str, *channel; | |
f4816ac6 | 339 | |
29d957ce UH |
340 | devc = sdi->priv; |
341 | ||
f4816ac6 ML |
342 | if (sdi->status != SR_ST_ACTIVE) { |
343 | sr_err("Device inactive, can't set config options."); | |
344 | return SR_ERR; | |
345 | } | |
346 | ||
347 | ret = SR_OK; | |
035a1078 | 348 | switch (id) { |
1953564a | 349 | case SR_CONF_LIMIT_FRAMES: |
f6a0ac9f | 350 | devc->limit_frames = g_variant_get_uint64(data); |
e0b7d23c | 351 | break; |
1953564a | 352 | case SR_CONF_TRIGGER_SLOPE: |
f6a0ac9f | 353 | tmp_u64 = g_variant_get_uint64(data); |
29d957ce UH |
354 | rigol_ds1xx2_send_data(devc->fd, ":TRIG:EDGE:SLOP %s\n", |
355 | tmp_u64 ? "POS" : "NEG"); | |
e0b7d23c | 356 | break; |
1953564a | 357 | case SR_CONF_HORIZ_TRIGGERPOS: |
f6a0ac9f BV |
358 | tmp_double = g_variant_get_double(data); |
359 | rigol_ds1xx2_send_data(devc->fd, ":TIM:OFFS %.9f\n", tmp_double); | |
e0b7d23c | 360 | break; |
1953564a | 361 | case SR_CONF_TIMEBASE: |
f6a0ac9f BV |
362 | g_variant_get(data, "(tt)", &p, &q); |
363 | tmp_int = -1; | |
364 | for (i = 0; i < ARRAY_SIZE(timebases); i++) { | |
365 | if (timebases[i][0] == p && timebases[i][1] == q) { | |
366 | tmp_int = i; | |
367 | break; | |
368 | } | |
369 | } | |
370 | if (tmp_int >= 0) | |
371 | rigol_ds1xx2_send_data(devc->fd, ":TIM:SCAL %.9f\n", | |
372 | (float)timebases[i][0] / timebases[i][1]); | |
e0b7d23c | 373 | break; |
1953564a | 374 | case SR_CONF_TRIGGER_SOURCE: |
f6a0ac9f BV |
375 | tmp_str = g_variant_get_string(data, NULL); |
376 | if (!strcmp(tmp_str, "CH1")) | |
e0b7d23c | 377 | channel = "CHAN1"; |
f6a0ac9f | 378 | else if (!strcmp(tmp_str, "CH2")) |
e0b7d23c | 379 | channel = "CHAN2"; |
f6a0ac9f | 380 | else if (!strcmp(tmp_str, "EXT")) |
e0b7d23c | 381 | channel = "EXT"; |
f6a0ac9f | 382 | else if (!strcmp(tmp_str, "AC Line")) |
e0b7d23c | 383 | channel = "ACL"; |
29d957ce | 384 | else { |
e0b7d23c ML |
385 | ret = SR_ERR_ARG; |
386 | break; | |
4e108ace ML |
387 | } |
388 | rigol_ds1xx2_send_data(devc->fd, ":TRIG:EDGE:SOUR %s\n", channel); | |
e0b7d23c | 389 | break; |
1953564a | 390 | case SR_CONF_VDIV: |
f6a0ac9f BV |
391 | g_variant_get(data, "(tt)", &p, &q); |
392 | tmp_int = -1; | |
393 | for (i = 0; i < ARRAY_SIZE(vdivs); i++) { | |
394 | if (vdivs[i][0] != p || vdivs[i][1] != q) | |
395 | continue; | |
396 | devc->scale = (float)vdivs[i][0] / vdivs[i][1]; | |
397 | rigol_ds1xx2_send_data(devc->fd, ":CHAN0:SCAL %.3f\n", | |
398 | devc->scale); | |
399 | rigol_ds1xx2_send_data(devc->fd, ":CHAN1:SCAL %.3f\n", | |
400 | devc->scale); | |
401 | break; | |
e0b7d23c | 402 | } |
f6a0ac9f | 403 | if (i == ARRAY_SIZE(vdivs)) |
e0b7d23c ML |
404 | ret = SR_ERR_ARG; |
405 | break; | |
1953564a | 406 | case SR_CONF_COUPLING: |
e0b7d23c | 407 | /* TODO: Not supporting coupling per channel yet. */ |
f6a0ac9f BV |
408 | tmp_str = g_variant_get_string(data, NULL); |
409 | for (i = 0; i < ARRAY_SIZE(coupling); i++) { | |
410 | if (!strcmp(tmp_str, coupling[i])) { | |
411 | rigol_ds1xx2_send_data(devc->fd, ":CHAN0:COUP %s\n", | |
412 | coupling[i]); | |
413 | rigol_ds1xx2_send_data(devc->fd, ":CHAN1:COUP %s\n", | |
414 | coupling[i]); | |
e0b7d23c ML |
415 | break; |
416 | } | |
417 | } | |
f6a0ac9f | 418 | if (i == ARRAY_SIZE(coupling)) |
e0b7d23c ML |
419 | ret = SR_ERR_ARG; |
420 | break; | |
f4816ac6 | 421 | default: |
035a1078 | 422 | sr_err("Unknown hardware capability: %d.", id); |
f4816ac6 | 423 | ret = SR_ERR_ARG; |
29d957ce | 424 | break; |
f4816ac6 ML |
425 | } |
426 | ||
427 | return ret; | |
428 | } | |
429 | ||
f6a0ac9f | 430 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi) |
a1c743fc | 431 | { |
861c447b BV |
432 | GVariant *tuple, *rational[2]; |
433 | GVariantBuilder gvb; | |
434 | unsigned int i; | |
a1c743fc BV |
435 | |
436 | (void)sdi; | |
437 | ||
438 | switch (key) { | |
9a6517d1 | 439 | case SR_CONF_DEVICE_OPTIONS: |
f6a0ac9f BV |
440 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
441 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
9a6517d1 | 442 | break; |
2a7b113d | 443 | case SR_CONF_COUPLING: |
f6a0ac9f | 444 | *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling)); |
2a7b113d | 445 | break; |
e4f2b2ad | 446 | case SR_CONF_VDIV: |
861c447b BV |
447 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
448 | for (i = 0; i < ARRAY_SIZE(vdivs); i++) { | |
449 | rational[0] = g_variant_new_uint64(vdivs[i][0]); | |
450 | rational[1] = g_variant_new_uint64(vdivs[i][1]); | |
451 | tuple = g_variant_new_tuple(rational, 2); | |
452 | g_variant_builder_add_value(&gvb, tuple); | |
453 | } | |
454 | *data = g_variant_builder_end(&gvb); | |
e4f2b2ad | 455 | break; |
41f5bd09 | 456 | case SR_CONF_TIMEBASE: |
861c447b BV |
457 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); |
458 | for (i = 0; i < ARRAY_SIZE(timebases); i++) { | |
459 | rational[0] = g_variant_new_uint64(timebases[i][0]); | |
460 | rational[1] = g_variant_new_uint64(timebases[i][1]); | |
461 | tuple = g_variant_new_tuple(rational, 2); | |
462 | g_variant_builder_add_value(&gvb, tuple); | |
463 | } | |
464 | *data = g_variant_builder_end(&gvb); | |
41f5bd09 | 465 | break; |
328bafab | 466 | case SR_CONF_TRIGGER_SOURCE: |
f6a0ac9f BV |
467 | *data = g_variant_new_strv(trigger_sources, |
468 | ARRAY_SIZE(trigger_sources)); | |
328bafab | 469 | break; |
a1c743fc BV |
470 | default: |
471 | return SR_ERR_ARG; | |
472 | } | |
473 | ||
474 | return SR_OK; | |
475 | } | |
476 | ||
f4816ac6 ML |
477 | static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, |
478 | void *cb_data) | |
479 | { | |
29d957ce | 480 | struct dev_context *devc; |
e0b7d23c ML |
481 | char buf[256]; |
482 | int len; | |
29d957ce | 483 | |
e0b7d23c ML |
484 | (void)cb_data; |
485 | ||
29d957ce UH |
486 | devc = sdi->priv; |
487 | ||
75d8a4e5 | 488 | devc->num_frames = devc->num_frame_samples = 0; |
e0b7d23c ML |
489 | |
490 | sr_source_add(devc->fd, G_IO_IN, 50, rigol_ds1xx2_receive_data, (void *)sdi); | |
491 | ||
492 | /* Send header packet to the session bus. */ | |
4afdfd46 | 493 | std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN); |
e0b7d23c | 494 | |
69e19dd7 BV |
495 | /* Hardcoded to CH1 only. */ |
496 | devc->enabled_probes = g_slist_append(NULL, sdi->probes->data); | |
e0b7d23c ML |
497 | rigol_ds1xx2_send_data(devc->fd, ":CHAN1:SCAL?\n"); |
498 | len = read(devc->fd, buf, sizeof(buf)); | |
499 | buf[len] = 0; | |
500 | devc->scale = atof(buf); | |
29d957ce | 501 | sr_dbg("Scale is %.3f.", devc->scale); |
e0b7d23c ML |
502 | rigol_ds1xx2_send_data(devc->fd, ":CHAN1:OFFS?\n"); |
503 | len = read(devc->fd, buf, sizeof(buf)); | |
504 | buf[len] = 0; | |
505 | devc->offset = atof(buf); | |
29d957ce | 506 | sr_dbg("Offset is %.6f.", devc->offset); |
e0b7d23c | 507 | rigol_ds1xx2_send_data(devc->fd, ":WAV:DATA?\n"); |
f4816ac6 ML |
508 | |
509 | return SR_OK; | |
510 | } | |
511 | ||
512 | static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) | |
513 | { | |
29d957ce UH |
514 | struct dev_context *devc; |
515 | ||
f4816ac6 ML |
516 | (void)cb_data; |
517 | ||
29d957ce UH |
518 | devc = sdi->priv; |
519 | ||
f4816ac6 ML |
520 | if (sdi->status != SR_ST_ACTIVE) { |
521 | sr_err("Device inactive, can't stop acquisition."); | |
522 | return SR_ERR; | |
523 | } | |
524 | ||
e0b7d23c | 525 | sr_source_remove(devc->fd); |
f4816ac6 ML |
526 | |
527 | return SR_OK; | |
528 | } | |
529 | ||
530 | SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info = { | |
531 | .name = "rigol-ds1xx2", | |
532 | .longname = "Rigol DS1xx2", | |
533 | .api_version = 1, | |
534 | .init = hw_init, | |
535 | .cleanup = hw_cleanup, | |
536 | .scan = hw_scan, | |
537 | .dev_list = hw_dev_list, | |
538 | .dev_clear = clear_instances, | |
d62d7ad1 | 539 | .config_get = config_get, |
035a1078 | 540 | .config_set = config_set, |
a1c743fc | 541 | .config_list = config_list, |
f4816ac6 ML |
542 | .dev_open = hw_dev_open, |
543 | .dev_close = hw_dev_close, | |
f4816ac6 ML |
544 | .dev_acquisition_start = hw_dev_acquisition_start, |
545 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
546 | .priv = NULL, | |
547 | }; |