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3b533202 BV |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Bert Vermeulen <bert@biot.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 <stdio.h> | |
21 | #include <stdint.h> | |
22 | #include <stdlib.h> | |
23 | #include <sys/types.h> | |
24 | #include <sys/stat.h> | |
25 | #include <fcntl.h> | |
26 | #include <unistd.h> | |
27 | #include <string.h> | |
28 | #include <sys/time.h> | |
29 | #include <inttypes.h> | |
30 | #include <arpa/inet.h> | |
31 | #include <glib.h> | |
32 | #include <libusb.h> | |
33 | #include "sigrok.h" | |
34 | #include "sigrok-internal.h" | |
35 | #include "config.h" | |
36 | #include "dso.h" | |
37 | ||
38 | ||
39 | /* Max time in ms before we want to check on events */ | |
40 | #define TICK 1 | |
41 | ||
42 | static int capabilities[] = { | |
43 | SR_HWCAP_OSCILLOSCOPE, | |
ae88b97b | 44 | SR_HWCAP_LIMIT_SAMPLES, |
3b533202 BV |
45 | SR_HWCAP_CONTINUOUS, |
46 | 0, | |
47 | }; | |
48 | ||
49 | static const char *probe_names[] = { | |
50 | "CH1", | |
51 | "CH2", | |
52 | NULL, | |
53 | }; | |
54 | ||
55 | static struct dso_profile dev_profiles[] = { | |
56 | { 0x04b4, 0x2090, | |
57 | 0x04b5, 0x2090, | |
58 | "Hantek", "DSO-2090", | |
59 | NULL, 2, | |
60 | FIRMWARE_DIR "/hantek-dso-2090.fw" }, | |
61 | { 0, 0, 0, 0, 0, 0, 0, 0, 0 } | |
62 | }; | |
63 | ||
64 | ||
65 | SR_PRIV libusb_context *usb_context = NULL; | |
66 | SR_PRIV GSList *dev_insts = NULL; | |
67 | ||
68 | ||
69 | static struct sr_dev_inst *dso_dev_new(int index, struct dso_profile *prof) | |
70 | { | |
71 | struct sr_dev_inst *sdi; | |
72 | struct context *ctx; | |
73 | ||
74 | sdi = sr_dev_inst_new(index, SR_ST_INITIALIZING, | |
75 | prof->vendor, prof->model, prof->model_version); | |
76 | if (!sdi) | |
77 | return NULL; | |
78 | ||
79 | if (!(ctx = g_try_malloc0(sizeof(struct context)))) { | |
80 | sr_err("hantek-dso: ctx malloc failed"); | |
81 | return NULL; | |
82 | } | |
83 | ctx->profile = prof; | |
84 | ctx->dev_state = IDLE; | |
85 | ctx->timebase = DEFAULT_TIMEBASE; | |
86 | ctx->ch1_enabled = TRUE; | |
87 | ctx->ch2_enabled = TRUE; | |
88 | ctx->voltage_ch1 = DEFAULT_VOLTAGE; | |
89 | ctx->voltage_ch2 = DEFAULT_VOLTAGE; | |
90 | ctx->coupling_ch1 = DEFAULT_COUPLING; | |
91 | ctx->coupling_ch2 = DEFAULT_COUPLING; | |
92 | ctx->voffset_ch1 = DEFAULT_VERT_OFFSET; | |
93 | ctx->voffset_ch2 = DEFAULT_VERT_OFFSET; | |
94 | ctx->voffset_trigger = DEFAULT_VERT_TRIGGERPOS; | |
95 | ctx->selected_channel = DEFAULT_SELECTED_CHANNEL; | |
96 | ctx->framesize = DEFAULT_FRAMESIZE; | |
97 | ctx->triggerslope = SLOPE_POSITIVE; | |
98 | ctx->triggersource = DEFAULT_TRIGGER_SOURCE; | |
99 | ctx->triggerposition = DEFAULT_HORIZ_TRIGGERPOS; | |
100 | sdi->priv = ctx; | |
101 | dev_insts = g_slist_append(dev_insts, sdi); | |
102 | ||
103 | return sdi; | |
104 | } | |
105 | ||
106 | static int configure_probes(struct context *ctx, GSList *probes) | |
107 | { | |
108 | struct sr_probe *probe; | |
109 | GSList *l; | |
110 | ||
111 | for (l = probes; l; l = l->next) { | |
112 | probe = (struct sr_probe *)l->data; | |
113 | if (probe->index == 0) | |
114 | ctx->ch1_enabled = probe->enabled; | |
115 | else if (probe->index == 1) | |
116 | ctx->ch2_enabled = probe->enabled; | |
117 | } | |
118 | ||
119 | return SR_OK; | |
120 | } | |
121 | ||
122 | static int hw_init(const char *devinfo) | |
123 | { | |
124 | struct sr_dev_inst *sdi; | |
125 | struct libusb_device_descriptor des; | |
126 | struct dso_profile *prof; | |
127 | struct context *ctx; | |
128 | libusb_device **devlist; | |
129 | int err, devcnt, i, j; | |
130 | ||
131 | /* Avoid compiler warnings. */ | |
132 | (void)devinfo; | |
133 | ||
134 | if (libusb_init(&usb_context) != 0) { | |
135 | sr_err("hantek-dso: Failed to initialize USB."); | |
136 | return 0; | |
137 | } | |
138 | ||
139 | /* Find all Hantek DSO devices and upload firmware to all of them. */ | |
140 | devcnt = 0; | |
141 | libusb_get_device_list(usb_context, &devlist); | |
142 | for (i = 0; devlist[i]; i++) { | |
143 | if ((err = libusb_get_device_descriptor(devlist[i], &des))) { | |
144 | sr_err("hantek-dso: failed to get device descriptor: %d", err); | |
145 | continue; | |
146 | } | |
147 | ||
148 | prof = NULL; | |
149 | for (j = 0; dev_profiles[j].orig_vid; j++) { | |
150 | if (des.idVendor == dev_profiles[j].orig_vid | |
151 | && des.idProduct == dev_profiles[j].orig_pid) { | |
152 | /* Device matches the pre-firmware profile. */ | |
153 | prof = &dev_profiles[j]; | |
154 | sr_dbg("hantek-dso: Found a %s %s.", prof->vendor, prof->model); | |
155 | sdi = dso_dev_new(devcnt, prof); | |
156 | ctx = sdi->priv; | |
157 | if (ezusb_upload_firmware(devlist[i], USB_CONFIGURATION, | |
158 | prof->firmware) == SR_OK) | |
159 | /* Remember when the firmware on this device was updated */ | |
160 | g_get_current_time(&ctx->fw_updated); | |
161 | else | |
162 | sr_err("hantek-dso: firmware upload failed for " | |
163 | "device %d", devcnt); | |
164 | /* Dummy USB address of 0xff will get overwritten later. */ | |
165 | ctx->usb = sr_usb_dev_inst_new( | |
166 | libusb_get_bus_number(devlist[i]), 0xff, NULL); | |
167 | devcnt++; | |
168 | break; | |
169 | } else if (des.idVendor == dev_profiles[j].fw_vid | |
170 | && des.idProduct == dev_profiles[j].fw_pid) { | |
171 | /* Device matches the post-firmware profile. */ | |
172 | prof = &dev_profiles[j]; | |
173 | sr_dbg("hantek-dso: Found a %s %s.", prof->vendor, prof->model); | |
174 | sdi = dso_dev_new(devcnt, prof); | |
175 | sdi->status = SR_ST_INACTIVE; | |
176 | ctx = sdi->priv; | |
177 | ctx->usb = sr_usb_dev_inst_new( | |
178 | libusb_get_bus_number(devlist[i]), | |
179 | libusb_get_device_address(devlist[i]), NULL); | |
180 | devcnt++; | |
181 | break; | |
182 | } | |
183 | } | |
184 | if (!prof) | |
185 | /* not a supported VID/PID */ | |
186 | continue; | |
187 | } | |
188 | libusb_free_device_list(devlist, 1); | |
189 | ||
190 | return devcnt; | |
191 | } | |
192 | ||
193 | static int hw_dev_open(int dev_index) | |
194 | { | |
195 | GTimeVal cur_time; | |
196 | struct sr_dev_inst *sdi; | |
197 | struct context *ctx; | |
198 | int timediff, err; | |
199 | ||
200 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) | |
201 | return SR_ERR_ARG; | |
202 | ctx = sdi->priv; | |
203 | ||
204 | /* | |
205 | * if the firmware was recently uploaded, wait up to MAX_RENUM_DELAY ms | |
206 | * for the FX2 to renumerate | |
207 | */ | |
208 | err = 0; | |
209 | if (GTV_TO_MSEC(ctx->fw_updated) > 0) { | |
210 | sr_info("hantek-dso: waiting for device to reset"); | |
211 | /* takes at least 300ms for the FX2 to be gone from the USB bus */ | |
212 | g_usleep(300 * 1000); | |
213 | timediff = 0; | |
214 | while (timediff < MAX_RENUM_DELAY) { | |
215 | if ((err = dso_open(dev_index)) == SR_OK) | |
216 | break; | |
217 | g_usleep(100 * 1000); | |
218 | g_get_current_time(&cur_time); | |
219 | timediff = GTV_TO_MSEC(cur_time) - GTV_TO_MSEC(ctx->fw_updated); | |
220 | } | |
221 | sr_info("hantek-dso: device came back after %d ms", timediff); | |
222 | } else { | |
223 | err = dso_open(dev_index); | |
224 | } | |
225 | ||
226 | if (err != SR_OK) { | |
227 | sr_err("hantek-dso: unable to open device"); | |
228 | return SR_ERR; | |
229 | } | |
230 | ||
231 | err = libusb_claim_interface(ctx->usb->devhdl, USB_INTERFACE); | |
232 | if (err != 0) { | |
233 | sr_err("hantek-dso: Unable to claim interface: %d", err); | |
234 | return SR_ERR; | |
235 | } | |
236 | ||
237 | return SR_OK; | |
238 | } | |
239 | ||
240 | static int hw_dev_close(int dev_index) | |
241 | { | |
242 | struct sr_dev_inst *sdi; | |
243 | ||
244 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) | |
245 | return SR_ERR_ARG; | |
246 | ||
247 | dso_close(sdi); | |
248 | ||
249 | return SR_OK; | |
250 | } | |
251 | ||
252 | static int hw_cleanup(void) | |
253 | { | |
254 | GSList *l; | |
255 | struct sr_dev_inst *sdi; | |
256 | struct context *ctx; | |
257 | ||
258 | /* Properly close and free all devices. */ | |
259 | for (l = dev_insts; l; l = l->next) { | |
260 | if (!(sdi = l->data)) { | |
261 | /* Log error, but continue cleaning up the rest. */ | |
262 | sr_err("hantek-dso: %s: sdi was NULL, continuing", __func__); | |
263 | continue; | |
264 | } | |
265 | if (!(ctx = sdi->priv)) { | |
266 | /* Log error, but continue cleaning up the rest. */ | |
267 | sr_err("hantek-dso: %s: sdi->priv was NULL, continuing", __func__); | |
268 | continue; | |
269 | } | |
270 | dso_close(sdi); | |
271 | sr_usb_dev_inst_free(ctx->usb); | |
272 | sr_dev_inst_free(sdi); | |
273 | } | |
274 | ||
275 | g_slist_free(dev_insts); | |
276 | dev_insts = NULL; | |
277 | ||
278 | if (usb_context) | |
279 | libusb_exit(usb_context); | |
280 | usb_context = NULL; | |
281 | ||
282 | return SR_OK; | |
283 | } | |
284 | ||
285 | static void *hw_get_device_info(int dev_index, int dev_info_id) | |
286 | { | |
287 | struct sr_dev_inst *sdi; | |
288 | struct context *ctx; | |
289 | void *info; | |
290 | uint64_t tmp; | |
291 | ||
292 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) | |
293 | return NULL; | |
294 | ctx = sdi->priv; | |
295 | ||
296 | info = NULL; | |
297 | switch (dev_info_id) { | |
298 | case SR_DI_INST: | |
299 | info = sdi; | |
300 | break; | |
301 | case SR_DI_NUM_PROBES: | |
302 | info = GINT_TO_POINTER(ctx->profile->num_probes); | |
303 | break; | |
304 | case SR_DI_PROBE_NAMES: | |
305 | info = probe_names; | |
306 | break; | |
307 | /* TODO remove this */ | |
308 | case SR_DI_CUR_SAMPLERATE: | |
309 | info = &tmp; | |
310 | break; | |
311 | } | |
312 | ||
313 | return info; | |
314 | } | |
315 | ||
316 | static int hw_get_status(int device_index) | |
317 | { | |
318 | struct sr_dev_inst *sdi; | |
319 | ||
320 | if (!(sdi = sr_dev_inst_get(dev_insts, device_index))) | |
321 | return SR_ST_NOT_FOUND; | |
322 | ||
323 | return sdi->status; | |
324 | } | |
325 | ||
326 | static int *hwcap_get_all(void) | |
327 | { | |
328 | ||
329 | return capabilities; | |
330 | } | |
331 | ||
332 | static int hw_dev_config_set(int dev_index, int hwcap, void *value) | |
333 | { | |
334 | struct sr_dev_inst *sdi; | |
335 | struct context *ctx; | |
336 | int tmp, ret; | |
337 | ||
338 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) | |
339 | return SR_ERR; | |
340 | ||
341 | if (sdi->status != SR_ST_ACTIVE) | |
342 | return SR_ERR; | |
343 | ||
344 | ctx = sdi->priv; | |
345 | switch (hwcap) { | |
ae88b97b BV |
346 | case SR_HWCAP_LIMIT_FRAMES: |
347 | ctx->limit_frames = *(uint64_t *)value; | |
348 | break; | |
3b533202 BV |
349 | case SR_HWCAP_PROBECONFIG: |
350 | ret = configure_probes(ctx, (GSList *) value); | |
351 | break; | |
352 | case SR_HWCAP_TRIGGERSLOPE: | |
353 | tmp = *(int *)value; | |
354 | if (tmp != SLOPE_NEGATIVE && tmp != SLOPE_POSITIVE) | |
355 | ret = SR_ERR_ARG; | |
356 | ctx->triggerslope = tmp; | |
357 | default: | |
358 | ret = SR_ERR_ARG; | |
359 | } | |
360 | ||
361 | return ret; | |
362 | } | |
363 | ||
364 | /* Called by libusb (as triggered by handle_event()) when a transfer comes in. | |
365 | * Only channel data comes in asynchronously, and all transfers for this are | |
366 | * queued up beforehand, so this just needs so chuck the incoming data onto | |
367 | * the libsigrok session bus. | |
368 | */ | |
369 | static void receive_transfer(struct libusb_transfer *transfer) | |
370 | { | |
371 | struct sr_datafeed_packet packet; | |
372 | struct sr_datafeed_analog analog; | |
373 | struct context *ctx; | |
374 | float ch1, ch2; | |
375 | int i; | |
376 | ||
377 | ctx = transfer->user_data; | |
378 | sr_dbg("hantek-dso: receive_transfer(): status %d received %d bytes", | |
379 | transfer->status, transfer->actual_length); | |
380 | ||
381 | if (transfer->actual_length == 0) | |
382 | /* Nothing to send to the bus. */ | |
383 | return; | |
384 | ||
385 | ctx->current_transfer += transfer->actual_length; | |
386 | sr_dbg("hantek-dso: got %d of %d in frame", ctx->current_transfer, ctx->framesize * 2); | |
3b533202 BV |
387 | |
388 | packet.type = SR_DF_ANALOG; | |
389 | packet.payload = &analog; | |
390 | analog.num_samples = transfer->actual_length / 2; | |
391 | analog.data = g_try_malloc(analog.num_samples * sizeof(float) * ctx->profile->num_probes); | |
392 | for (i = 0; i < analog.num_samples; i++) { | |
393 | /* Hardcoded for two channels, since the order/encoding is specific. */ | |
394 | /* TODO: support for 5xxx series 9-bit samples */ | |
395 | ch2 = (*(transfer->buffer + i * 2) / 255.0); | |
396 | ch1 = (*(transfer->buffer + i * 2 + 1) / 255.0); | |
397 | analog.data[i * ctx->profile->num_probes] = ch1; | |
398 | analog.data[i * ctx->profile->num_probes + 1] = ch2; | |
399 | } | |
400 | g_free(transfer->buffer); | |
401 | libusb_free_transfer(transfer); | |
3b533202 BV |
402 | sr_session_send(ctx->cb_data, &packet); |
403 | ||
ae88b97b BV |
404 | if (ctx->current_transfer >= ctx->framesize * 2) { |
405 | /* That's the last chunk in this frame. */ | |
406 | packet.type = SR_DF_FRAME_END; | |
407 | sr_session_send(ctx->cb_data, &packet); | |
408 | ||
409 | if (ctx->limit_frames && ++ctx->num_frames == ctx->limit_frames) { | |
410 | /* Terminate session */ | |
411 | packet.type = SR_DF_END; | |
412 | sr_session_send(ctx->cb_data, &packet); | |
413 | } else { | |
414 | ctx->current_transfer = 0; | |
415 | ctx->dev_state = NEW_CAPTURE; | |
416 | } | |
417 | } | |
418 | ||
3b533202 BV |
419 | } |
420 | ||
421 | static int handle_event(int fd, int revents, void *cb_data) | |
422 | { | |
ae88b97b | 423 | struct sr_datafeed_packet packet; |
3b533202 BV |
424 | struct timeval tv; |
425 | struct context *ctx; | |
426 | int capturestate; | |
427 | ||
428 | /* Avoid compiler warnings. */ | |
429 | (void)fd; | |
430 | (void)revents; | |
431 | ||
432 | /* Always handle pending libusb events. */ | |
433 | tv.tv_sec = tv.tv_usec = 0; | |
434 | libusb_handle_events_timeout(usb_context, &tv); | |
435 | ||
436 | ctx = cb_data; | |
437 | /* TODO: ugh */ | |
438 | if (ctx->dev_state == NEW_CAPTURE) { | |
439 | if (dso_capture_start(ctx) != SR_OK) | |
440 | return TRUE; | |
441 | if (dso_enable_trigger(ctx) != SR_OK) | |
442 | return TRUE; | |
443 | if (dso_force_trigger(ctx) != SR_OK) | |
444 | return TRUE; | |
445 | sr_dbg("hantek-dso: successfully requested next chunk"); | |
446 | ctx->dev_state = CAPTURE; | |
447 | return TRUE; | |
448 | } | |
449 | if (ctx->dev_state != CAPTURE) | |
450 | return TRUE; | |
451 | ||
452 | if ((capturestate = dso_get_capturestate(ctx)) == CAPTURE_UNKNOWN) { | |
453 | /* Generated by the function, not the hardware. */ | |
454 | return TRUE; | |
455 | } | |
456 | ||
457 | sr_dbg("hantek-dso: capturestate %d", capturestate); | |
458 | switch (capturestate) { | |
459 | case CAPTURE_EMPTY: | |
460 | if (++ctx->capture_empty_count >= MAX_CAPTURE_EMPTY) { | |
461 | ctx->capture_empty_count = 0; | |
462 | if (dso_capture_start(ctx) != SR_OK) | |
463 | break; | |
464 | if (dso_enable_trigger(ctx) != SR_OK) | |
465 | break; | |
466 | if (dso_force_trigger(ctx) != SR_OK) | |
467 | break; | |
468 | sr_dbg("hantek-dso: successfully requested next chunk"); | |
469 | } | |
470 | break; | |
471 | case CAPTURE_FILLING: | |
472 | /* no data yet */ | |
473 | break; | |
474 | case CAPTURE_READY_8BIT: | |
475 | /* Tell the scope to send us the first frame. */ | |
476 | if (dso_get_channeldata(ctx, receive_transfer) != SR_OK) | |
477 | break; | |
ae88b97b BV |
478 | |
479 | /* Don't hit the state machine again until we're done fetching | |
480 | * the data we just told the scope to send. | |
481 | */ | |
3b533202 | 482 | ctx->dev_state = FETCH_DATA; |
ae88b97b BV |
483 | |
484 | /* Tell the frontend a new frame is on the way. */ | |
485 | packet.type = SR_DF_FRAME_BEGIN; | |
486 | sr_session_send(cb_data, &packet); | |
3b533202 BV |
487 | break; |
488 | case CAPTURE_READY_9BIT: | |
489 | /* TODO */ | |
490 | sr_err("not yet supported"); | |
491 | break; | |
492 | case CAPTURE_TIMEOUT: | |
493 | /* Doesn't matter, we'll try again next time. */ | |
494 | break; | |
495 | default: | |
496 | sr_dbg("unknown capture state"); | |
497 | } | |
498 | ||
499 | return TRUE; | |
500 | } | |
501 | ||
502 | static int hw_start_acquisition(int device_index, void *cb_data) | |
503 | { | |
504 | const struct libusb_pollfd **lupfd; | |
505 | struct sr_datafeed_packet packet; | |
506 | struct sr_datafeed_header header; | |
507 | struct sr_datafeed_meta_analog meta; | |
508 | struct sr_dev_inst *sdi; | |
509 | struct context *ctx; | |
510 | int i; | |
511 | ||
512 | if (!(sdi = sr_dev_inst_get(dev_insts, device_index))) | |
513 | return SR_ERR; | |
514 | ||
515 | if (sdi->status != SR_ST_ACTIVE) | |
516 | return SR_ERR; | |
517 | ||
518 | ctx = sdi->priv; | |
519 | ctx->cb_data = cb_data; | |
520 | ||
521 | if (dso_init(ctx) != SR_OK) | |
522 | return SR_ERR; | |
523 | ||
524 | if (dso_capture_start(ctx) != SR_OK) | |
525 | return SR_ERR; | |
526 | ||
527 | ctx->dev_state = CAPTURE; | |
528 | lupfd = libusb_get_pollfds(usb_context); | |
529 | for (i = 0; lupfd[i]; i++) | |
530 | sr_source_add(lupfd[i]->fd, lupfd[i]->events, TICK, handle_event, | |
531 | ctx); | |
532 | free(lupfd); | |
533 | ||
534 | /* Send header packet to the session bus. */ | |
535 | packet.type = SR_DF_HEADER; | |
536 | packet.payload = (unsigned char *)&header; | |
537 | header.feed_version = 1; | |
538 | gettimeofday(&header.starttime, NULL); | |
539 | sr_session_send(cb_data, &packet); | |
540 | ||
541 | /* Send metadata about the SR_DF_ANALOG packets to come. */ | |
542 | packet.type = SR_DF_META_ANALOG; | |
543 | packet.payload = &meta; | |
544 | meta.num_probes = ctx->profile->num_probes; | |
545 | sr_session_send(cb_data, &packet); | |
546 | ||
547 | return SR_OK; | |
548 | } | |
549 | ||
550 | /* TODO: doesn't really cancel pending transfers so they might come in after | |
551 | * SR_DF_END is sent. | |
552 | */ | |
553 | static int hw_stop_acquisition(int device_index, gpointer session_device_id) | |
554 | { | |
555 | struct sr_datafeed_packet packet; | |
556 | struct sr_dev_inst *sdi; | |
557 | struct context *ctx; | |
558 | ||
559 | if (!(sdi = sr_dev_inst_get(dev_insts, device_index))) | |
560 | return SR_ERR; | |
561 | ||
562 | if (sdi->status != SR_ST_ACTIVE) | |
563 | return SR_ERR; | |
564 | ||
565 | ctx = sdi->priv; | |
566 | ctx->dev_state = IDLE; | |
567 | ||
568 | packet.type = SR_DF_END; | |
569 | sr_session_send(session_device_id, &packet); | |
570 | ||
571 | return SR_OK; | |
572 | } | |
573 | ||
574 | SR_PRIV struct sr_dev_driver hantek_dso_plugin_info = { | |
575 | .name = "hantek-dso", | |
576 | .longname = "Hantek DSO", | |
577 | .api_version = 1, | |
578 | .init = hw_init, | |
579 | .cleanup = hw_cleanup, | |
580 | .dev_open = hw_dev_open, | |
581 | .dev_close = hw_dev_close, | |
582 | .dev_info_get = hw_get_device_info, | |
583 | .dev_status_get = hw_get_status, | |
584 | .hwcap_get_all = hwcap_get_all, | |
585 | .dev_config_set = hw_dev_config_set, | |
586 | .dev_acquisition_start = hw_start_acquisition, | |
587 | .dev_acquisition_stop = hw_stop_acquisition, | |
588 | }; |