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b908f067 UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2011-2012 Uwe Hermann <uwe@hermann-uwe.de> | |
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 2 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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <ftdi.h> | |
22 | #include <glib.h> | |
23 | #include <string.h> | |
45c59c8b BV |
24 | #include "libsigrok.h" |
25 | #include "libsigrok-internal.h" | |
b908f067 UH |
26 | #include "driver.h" |
27 | ||
765ef2f7 BV |
28 | SR_PRIV struct sr_dev_driver chronovu_la8_driver_info; |
29 | static struct sr_dev_driver *cdi = &chronovu_la8_driver_info; | |
b908f067 | 30 | |
74e5f12d UH |
31 | /* |
32 | * The ChronoVu LA8 can have multiple PIDs. Older versions shipped with | |
33 | * a standard FTDI USB VID/PID of 0403:6001, newer ones have 0403:8867. | |
34 | */ | |
35 | static const uint16_t usb_pids[] = { | |
36 | 0x6001, | |
37 | 0x8867, | |
38 | }; | |
39 | ||
b908f067 | 40 | /* Function prototypes. */ |
3ffb6964 BV |
41 | static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi, |
42 | void *cb_data); | |
b908f067 | 43 | |
c4f3ed4b BV |
44 | static void clear_instances(void) |
45 | { | |
46 | GSList *l; | |
47 | struct sr_dev_inst *sdi; | |
48 | struct context *ctx; | |
49 | ||
50 | /* Properly close all devices. */ | |
51 | for (l = cdi->instances; l; l = l->next) { | |
52 | if (!(sdi = l->data)) { | |
53 | /* Log error, but continue cleaning up the rest. */ | |
54 | sr_err("la8: %s: sdi was NULL, continuing", __func__); | |
55 | continue; | |
56 | } | |
57 | if (sdi->priv) { | |
58 | ctx = sdi->priv; | |
59 | ftdi_free(ctx->ftdic); | |
60 | g_free(ctx); | |
61 | } | |
62 | sr_dev_inst_free(sdi); | |
63 | } | |
64 | g_slist_free(cdi->instances); | |
65 | cdi->instances = NULL; | |
66 | ||
67 | } | |
68 | ||
40dda2c3 | 69 | static int hw_init(void) |
61136ea6 BV |
70 | { |
71 | ||
72 | /* Nothing to do. */ | |
73 | ||
74 | return SR_OK; | |
75 | } | |
76 | ||
c4f3ed4b | 77 | static GSList *hw_scan(GSList *options) |
b908f067 | 78 | { |
b908f067 | 79 | struct sr_dev_inst *sdi; |
87ca93c5 | 80 | struct sr_probe *probe; |
b908f067 | 81 | struct context *ctx; |
c4f3ed4b | 82 | GSList *devices; |
9c4311c5 BV |
83 | unsigned int i; |
84 | int ret; | |
c4f3ed4b BV |
85 | |
86 | (void)options; | |
87 | devices = NULL; | |
b908f067 | 88 | |
b908f067 UH |
89 | /* Allocate memory for our private driver context. */ |
90 | if (!(ctx = g_try_malloc(sizeof(struct context)))) { | |
91 | sr_err("la8: %s: struct context malloc failed", __func__); | |
92 | goto err_free_nothing; | |
93 | } | |
94 | ||
95 | /* Set some sane defaults. */ | |
96 | ctx->ftdic = NULL; | |
97 | ctx->cur_samplerate = SR_MHZ(100); /* 100MHz == max. samplerate */ | |
98 | ctx->limit_msec = 0; | |
99 | ctx->limit_samples = 0; | |
100 | ctx->session_dev_id = NULL; | |
101 | memset(ctx->mangled_buf, 0, BS); | |
102 | ctx->final_buf = NULL; | |
103 | ctx->trigger_pattern = 0x00; /* Value irrelevant, see trigger_mask. */ | |
104 | ctx->trigger_mask = 0x00; /* All probes are "don't care". */ | |
105 | ctx->trigger_timeout = 10; /* Default to 10s trigger timeout. */ | |
106 | ctx->trigger_found = 0; | |
107 | ctx->done = 0; | |
108 | ctx->block_counter = 0; | |
109 | ctx->divcount = 0; /* 10ns sample period == 100MHz samplerate */ | |
d67b663e | 110 | ctx->usb_pid = 0; |
b908f067 UH |
111 | |
112 | /* Allocate memory where we'll store the de-mangled data. */ | |
113 | if (!(ctx->final_buf = g_try_malloc(SDRAM_SIZE))) { | |
114 | sr_err("la8: %s: final_buf malloc failed", __func__); | |
115 | goto err_free_ctx; | |
116 | } | |
117 | ||
118 | /* Allocate memory for the FTDI context (ftdic) and initialize it. */ | |
119 | if (!(ctx->ftdic = ftdi_new())) { | |
120 | sr_err("la8: %s: ftdi_new failed", __func__); | |
121 | goto err_free_final_buf; | |
122 | } | |
123 | ||
124 | /* Check for the device and temporarily open it. */ | |
74e5f12d UH |
125 | for (i = 0; i < ARRAY_SIZE(usb_pids); i++) { |
126 | sr_dbg("la8: Probing for VID/PID %04x:%04x.", USB_VENDOR_ID, | |
127 | usb_pids[i]); | |
128 | ret = ftdi_usb_open_desc(ctx->ftdic, USB_VENDOR_ID, | |
129 | usb_pids[i], USB_DESCRIPTION, NULL); | |
130 | if (ret == 0) { | |
131 | sr_dbg("la8: Found LA8 device (%04x:%04x).", | |
132 | USB_VENDOR_ID, usb_pids[i]); | |
133 | ctx->usb_pid = usb_pids[i]; | |
134 | } | |
b908f067 | 135 | } |
74e5f12d UH |
136 | |
137 | if (ctx->usb_pid == 0) | |
138 | goto err_free_ftdic; | |
b908f067 UH |
139 | |
140 | /* Register the device with libsigrok. */ | |
141 | sdi = sr_dev_inst_new(0, SR_ST_INITIALIZING, | |
142 | USB_VENDOR_NAME, USB_MODEL_NAME, USB_MODEL_VERSION); | |
143 | if (!sdi) { | |
144 | sr_err("la8: %s: sr_dev_inst_new failed", __func__); | |
145 | goto err_close_ftdic; | |
146 | } | |
cfe8a84d | 147 | sdi->driver = cdi; |
b908f067 UH |
148 | sdi->priv = ctx; |
149 | ||
87ca93c5 BV |
150 | for (i = 0; probe_names[i]; i++) { |
151 | if (!(probe = sr_probe_new(i, SR_PROBE_ANALOG, TRUE, | |
152 | probe_names[i]))) | |
153 | return NULL; | |
154 | sdi->probes = g_slist_append(sdi->probes, probe); | |
155 | } | |
156 | ||
c4f3ed4b | 157 | devices = g_slist_append(devices, sdi); |
765ef2f7 | 158 | cdi->instances = g_slist_append(cdi->instances, sdi); |
b908f067 UH |
159 | |
160 | sr_spew("la8: Device init successful."); | |
161 | ||
162 | /* Close device. We'll reopen it again when we need it. */ | |
163 | (void) la8_close(ctx); /* Log, but ignore errors. */ | |
164 | ||
c4f3ed4b | 165 | return devices; |
b908f067 UH |
166 | |
167 | err_close_ftdic: | |
168 | (void) la8_close(ctx); /* Log, but ignore errors. */ | |
169 | err_free_ftdic: | |
170 | free(ctx->ftdic); /* NOT g_free()! */ | |
171 | err_free_final_buf: | |
172 | g_free(ctx->final_buf); | |
173 | err_free_ctx: | |
174 | g_free(ctx); | |
175 | err_free_nothing: | |
176 | ||
c4f3ed4b | 177 | return NULL; |
b908f067 UH |
178 | } |
179 | ||
25a0f108 | 180 | static int hw_dev_open(struct sr_dev_inst *sdi) |
b908f067 | 181 | { |
b908f067 | 182 | struct context *ctx; |
25a0f108 | 183 | int ret; |
b908f067 UH |
184 | |
185 | if (!(ctx = sdi->priv)) { | |
186 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
187 | return SR_ERR_BUG; | |
188 | } | |
189 | ||
190 | sr_dbg("la8: Opening LA8 device (%04x:%04x).", USB_VENDOR_ID, | |
74e5f12d | 191 | ctx->usb_pid); |
b908f067 UH |
192 | |
193 | /* Open the device. */ | |
194 | if ((ret = ftdi_usb_open_desc(ctx->ftdic, USB_VENDOR_ID, | |
74e5f12d | 195 | ctx->usb_pid, USB_DESCRIPTION, NULL)) < 0) { |
b908f067 UH |
196 | sr_err("la8: %s: ftdi_usb_open_desc: (%d) %s", |
197 | __func__, ret, ftdi_get_error_string(ctx->ftdic)); | |
198 | (void) la8_close_usb_reset_sequencer(ctx); /* Ignore errors. */ | |
199 | return SR_ERR; | |
200 | } | |
201 | sr_dbg("la8: Device opened successfully."); | |
202 | ||
203 | /* Purge RX/TX buffers in the FTDI chip. */ | |
204 | if ((ret = ftdi_usb_purge_buffers(ctx->ftdic)) < 0) { | |
205 | sr_err("la8: %s: ftdi_usb_purge_buffers: (%d) %s", | |
206 | __func__, ret, ftdi_get_error_string(ctx->ftdic)); | |
207 | (void) la8_close_usb_reset_sequencer(ctx); /* Ignore errors. */ | |
208 | goto err_dev_open_close_ftdic; | |
209 | } | |
210 | sr_dbg("la8: FTDI buffers purged successfully."); | |
211 | ||
212 | /* Enable flow control in the FTDI chip. */ | |
213 | if ((ret = ftdi_setflowctrl(ctx->ftdic, SIO_RTS_CTS_HS)) < 0) { | |
214 | sr_err("la8: %s: ftdi_setflowcontrol: (%d) %s", | |
215 | __func__, ret, ftdi_get_error_string(ctx->ftdic)); | |
216 | (void) la8_close_usb_reset_sequencer(ctx); /* Ignore errors. */ | |
217 | goto err_dev_open_close_ftdic; | |
218 | } | |
219 | sr_dbg("la8: FTDI flow control enabled successfully."); | |
220 | ||
221 | /* Wait 100ms. */ | |
222 | g_usleep(100 * 1000); | |
223 | ||
224 | sdi->status = SR_ST_ACTIVE; | |
225 | ||
226 | return SR_OK; | |
227 | ||
228 | err_dev_open_close_ftdic: | |
229 | (void) la8_close(ctx); /* Log, but ignore errors. */ | |
230 | return SR_ERR; | |
231 | } | |
232 | ||
25a0f108 | 233 | static int hw_dev_close(struct sr_dev_inst *sdi) |
b908f067 | 234 | { |
b908f067 UH |
235 | struct context *ctx; |
236 | ||
b908f067 UH |
237 | if (!(ctx = sdi->priv)) { |
238 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
239 | return SR_ERR_BUG; | |
240 | } | |
241 | ||
242 | sr_dbg("la8: Closing device."); | |
243 | ||
244 | if (sdi->status == SR_ST_ACTIVE) { | |
245 | sr_dbg("la8: Status ACTIVE, closing device."); | |
246 | /* TODO: Really ignore errors here, or return SR_ERR? */ | |
247 | (void) la8_close_usb_reset_sequencer(ctx); /* Ignore errors. */ | |
248 | } else { | |
249 | sr_spew("la8: Status not ACTIVE, nothing to do."); | |
250 | } | |
251 | ||
252 | sdi->status = SR_ST_INACTIVE; | |
253 | ||
254 | sr_dbg("la8: Freeing sample buffer."); | |
255 | g_free(ctx->final_buf); | |
256 | ||
257 | return SR_OK; | |
258 | } | |
259 | ||
260 | static int hw_cleanup(void) | |
261 | { | |
b908f067 | 262 | |
c4f3ed4b | 263 | clear_instances(); |
b908f067 | 264 | |
c4f3ed4b | 265 | return SR_OK; |
b908f067 UH |
266 | } |
267 | ||
6a2761fd BV |
268 | static int hw_info_get(int info_id, const void **data, |
269 | const struct sr_dev_inst *sdi) | |
b908f067 | 270 | { |
b908f067 | 271 | struct context *ctx; |
b908f067 | 272 | |
6a2761fd | 273 | switch (info_id) { |
b908f067 | 274 | case SR_DI_INST: |
6a2761fd | 275 | *data = sdi; |
b908f067 UH |
276 | sr_spew("la8: %s: Returning sdi.", __func__); |
277 | break; | |
7566601c BV |
278 | case SR_DI_HWCAPS: |
279 | *data = hwcaps; | |
280 | break; | |
b908f067 | 281 | case SR_DI_NUM_PROBES: |
6a2761fd | 282 | *data = GINT_TO_POINTER(NUM_PROBES); |
b908f067 UH |
283 | sr_spew("la8: %s: Returning number of probes: %d.", __func__, |
284 | NUM_PROBES); | |
285 | break; | |
286 | case SR_DI_PROBE_NAMES: | |
6a2761fd | 287 | *data = probe_names; |
b908f067 UH |
288 | sr_spew("la8: %s: Returning probenames.", __func__); |
289 | break; | |
290 | case SR_DI_SAMPLERATES: | |
291 | fill_supported_samplerates_if_needed(); | |
6a2761fd | 292 | *data = &samplerates; |
b908f067 UH |
293 | sr_spew("la8: %s: Returning samplerates.", __func__); |
294 | break; | |
295 | case SR_DI_TRIGGER_TYPES: | |
6a2761fd | 296 | *data = (char *)TRIGGER_TYPES; |
b908f067 UH |
297 | sr_spew("la8: %s: Returning trigger types: %s.", __func__, |
298 | TRIGGER_TYPES); | |
299 | break; | |
300 | case SR_DI_CUR_SAMPLERATE: | |
6a2761fd BV |
301 | if (sdi) { |
302 | ctx = sdi->priv; | |
303 | *data = &ctx->cur_samplerate; | |
304 | sr_spew("la8: %s: Returning samplerate: %" PRIu64 "Hz.", | |
305 | __func__, ctx->cur_samplerate); | |
306 | } else | |
307 | return SR_ERR; | |
b908f067 | 308 | break; |
cfe8a84d BV |
309 | default: |
310 | return SR_ERR_ARG; | |
b908f067 UH |
311 | } |
312 | ||
6a2761fd | 313 | return SR_OK; |
b908f067 UH |
314 | } |
315 | ||
6f4b1868 BV |
316 | static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, |
317 | const void *value) | |
b908f067 | 318 | { |
b908f067 UH |
319 | struct context *ctx; |
320 | ||
b908f067 UH |
321 | if (!(ctx = sdi->priv)) { |
322 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
323 | return SR_ERR_BUG; | |
324 | } | |
325 | ||
b908f067 UH |
326 | switch (hwcap) { |
327 | case SR_HWCAP_SAMPLERATE: | |
328 | if (set_samplerate(sdi, *(const uint64_t *)value) == SR_ERR) { | |
329 | sr_err("la8: %s: setting samplerate failed.", __func__); | |
330 | return SR_ERR; | |
331 | } | |
332 | sr_dbg("la8: SAMPLERATE = %" PRIu64, ctx->cur_samplerate); | |
333 | break; | |
334 | case SR_HWCAP_PROBECONFIG: | |
335 | if (configure_probes(ctx, (const GSList *)value) != SR_OK) { | |
336 | sr_err("la8: %s: probe config failed.", __func__); | |
337 | return SR_ERR; | |
338 | } | |
339 | break; | |
340 | case SR_HWCAP_LIMIT_MSEC: | |
341 | if (*(const uint64_t *)value == 0) { | |
342 | sr_err("la8: %s: LIMIT_MSEC can't be 0.", __func__); | |
343 | return SR_ERR; | |
344 | } | |
345 | ctx->limit_msec = *(const uint64_t *)value; | |
346 | sr_dbg("la8: LIMIT_MSEC = %" PRIu64, ctx->limit_msec); | |
347 | break; | |
348 | case SR_HWCAP_LIMIT_SAMPLES: | |
349 | if (*(const uint64_t *)value < MIN_NUM_SAMPLES) { | |
350 | sr_err("la8: %s: LIMIT_SAMPLES too small.", __func__); | |
351 | return SR_ERR; | |
352 | } | |
353 | ctx->limit_samples = *(const uint64_t *)value; | |
354 | sr_dbg("la8: LIMIT_SAMPLES = %" PRIu64, ctx->limit_samples); | |
355 | break; | |
356 | default: | |
357 | /* Unknown capability, return SR_ERR. */ | |
358 | sr_err("la8: %s: Unknown capability.", __func__); | |
359 | return SR_ERR; | |
360 | break; | |
361 | } | |
362 | ||
363 | return SR_OK; | |
364 | } | |
365 | ||
366 | static int receive_data(int fd, int revents, void *cb_data) | |
367 | { | |
368 | int i, ret; | |
369 | struct sr_dev_inst *sdi; | |
370 | struct context *ctx; | |
371 | ||
372 | /* Avoid compiler errors. */ | |
373 | (void)fd; | |
374 | (void)revents; | |
375 | ||
376 | if (!(sdi = cb_data)) { | |
377 | sr_err("la8: %s: cb_data was NULL", __func__); | |
378 | return FALSE; | |
379 | } | |
380 | ||
381 | if (!(ctx = sdi->priv)) { | |
382 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
383 | return FALSE; | |
384 | } | |
385 | ||
386 | if (!ctx->ftdic) { | |
387 | sr_err("la8: %s: ctx->ftdic was NULL", __func__); | |
388 | return FALSE; | |
389 | } | |
390 | ||
391 | /* Get one block of data. */ | |
392 | if ((ret = la8_read_block(ctx)) < 0) { | |
393 | sr_err("la8: %s: la8_read_block error: %d", __func__, ret); | |
3ffb6964 | 394 | hw_dev_acquisition_stop(sdi, sdi); |
b908f067 UH |
395 | return FALSE; |
396 | } | |
397 | ||
398 | /* We need to get exactly NUM_BLOCKS blocks (i.e. 8MB) of data. */ | |
399 | if (ctx->block_counter != (NUM_BLOCKS - 1)) { | |
400 | ctx->block_counter++; | |
401 | return TRUE; | |
402 | } | |
403 | ||
404 | sr_dbg("la8: Sampling finished, sending data to session bus now."); | |
405 | ||
406 | /* All data was received and demangled, send it to the session bus. */ | |
407 | for (i = 0; i < NUM_BLOCKS; i++) | |
408 | send_block_to_session_bus(ctx, i); | |
409 | ||
3ffb6964 | 410 | hw_dev_acquisition_stop(sdi, sdi); |
b908f067 UH |
411 | |
412 | // return FALSE; /* FIXME? */ | |
413 | return TRUE; | |
414 | } | |
415 | ||
3ffb6964 BV |
416 | static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, |
417 | void *cb_data) | |
b908f067 | 418 | { |
b908f067 UH |
419 | struct context *ctx; |
420 | struct sr_datafeed_packet packet; | |
421 | struct sr_datafeed_header header; | |
422 | struct sr_datafeed_meta_logic meta; | |
423 | uint8_t buf[4]; | |
424 | int bytes_written; | |
425 | ||
b908f067 UH |
426 | if (!(ctx = sdi->priv)) { |
427 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
428 | return SR_ERR_BUG; | |
429 | } | |
430 | ||
431 | if (!ctx->ftdic) { | |
432 | sr_err("la8: %s: ctx->ftdic was NULL", __func__); | |
433 | return SR_ERR_BUG; | |
434 | } | |
435 | ||
436 | ctx->divcount = samplerate_to_divcount(ctx->cur_samplerate); | |
437 | if (ctx->divcount == 0xff) { | |
438 | sr_err("la8: %s: invalid divcount/samplerate", __func__); | |
439 | return SR_ERR; | |
440 | } | |
441 | ||
442 | sr_dbg("la8: Starting acquisition."); | |
443 | ||
444 | /* Fill acquisition parameters into buf[]. */ | |
445 | buf[0] = ctx->divcount; | |
446 | buf[1] = 0xff; /* This byte must always be 0xff. */ | |
447 | buf[2] = ctx->trigger_pattern; | |
448 | buf[3] = ctx->trigger_mask; | |
449 | ||
450 | /* Start acquisition. */ | |
451 | bytes_written = la8_write(ctx, buf, 4); | |
452 | ||
453 | if (bytes_written < 0) { | |
454 | sr_err("la8: Acquisition failed to start."); | |
455 | return SR_ERR; | |
456 | } else if (bytes_written != 4) { | |
457 | sr_err("la8: Acquisition failed to start."); | |
458 | return SR_ERR; /* TODO: Other error and return code? */ | |
459 | } | |
460 | ||
461 | sr_dbg("la8: Acquisition started successfully."); | |
462 | ||
463 | ctx->session_dev_id = cb_data; | |
464 | ||
465 | /* Send header packet to the session bus. */ | |
466 | sr_dbg("la8: Sending SR_DF_HEADER."); | |
467 | packet.type = SR_DF_HEADER; | |
468 | packet.payload = &header; | |
469 | header.feed_version = 1; | |
470 | gettimeofday(&header.starttime, NULL); | |
471 | sr_session_send(ctx->session_dev_id, &packet); | |
472 | ||
473 | /* Send metadata about the SR_DF_LOGIC packets to come. */ | |
474 | packet.type = SR_DF_META_LOGIC; | |
475 | packet.payload = &meta; | |
476 | meta.samplerate = ctx->cur_samplerate; | |
477 | meta.num_probes = NUM_PROBES; | |
478 | sr_session_send(ctx->session_dev_id, &packet); | |
479 | ||
480 | /* Time when we should be done (for detecting trigger timeouts). */ | |
481 | ctx->done = (ctx->divcount + 1) * 0.08388608 + time(NULL) | |
482 | + ctx->trigger_timeout; | |
483 | ctx->block_counter = 0; | |
484 | ctx->trigger_found = 0; | |
485 | ||
486 | /* Hook up a dummy handler to receive data from the LA8. */ | |
3ffb6964 | 487 | sr_source_add(-1, G_IO_IN, 0, receive_data, (void *)sdi); |
b908f067 UH |
488 | |
489 | return SR_OK; | |
490 | } | |
491 | ||
3ffb6964 BV |
492 | static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi, |
493 | void *cb_data) | |
b908f067 | 494 | { |
b908f067 UH |
495 | struct context *ctx; |
496 | struct sr_datafeed_packet packet; | |
497 | ||
498 | sr_dbg("la8: Stopping acquisition."); | |
499 | ||
b908f067 UH |
500 | if (!(ctx = sdi->priv)) { |
501 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
502 | return SR_ERR_BUG; | |
503 | } | |
504 | ||
505 | /* Send end packet to the session bus. */ | |
506 | sr_dbg("la8: Sending SR_DF_END."); | |
507 | packet.type = SR_DF_END; | |
508 | sr_session_send(cb_data, &packet); | |
509 | ||
510 | return SR_OK; | |
511 | } | |
512 | ||
513 | SR_PRIV struct sr_dev_driver chronovu_la8_driver_info = { | |
514 | .name = "chronovu-la8", | |
515 | .longname = "ChronoVu LA8", | |
516 | .api_version = 1, | |
517 | .init = hw_init, | |
518 | .cleanup = hw_cleanup, | |
61136ea6 | 519 | .scan = hw_scan, |
b908f067 UH |
520 | .dev_open = hw_dev_open, |
521 | .dev_close = hw_dev_close, | |
6a2761fd | 522 | .info_get = hw_info_get, |
b908f067 UH |
523 | .dev_config_set = hw_dev_config_set, |
524 | .dev_acquisition_start = hw_dev_acquisition_start, | |
525 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
765ef2f7 | 526 | .instances = NULL, |
b908f067 | 527 | }; |