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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 | ||
28 | static GSList *dev_insts = NULL; | |
29 | ||
74e5f12d UH |
30 | /* |
31 | * The ChronoVu LA8 can have multiple PIDs. Older versions shipped with | |
32 | * a standard FTDI USB VID/PID of 0403:6001, newer ones have 0403:8867. | |
33 | */ | |
34 | static const uint16_t usb_pids[] = { | |
35 | 0x6001, | |
36 | 0x8867, | |
37 | }; | |
38 | ||
b908f067 UH |
39 | /* Function prototypes. */ |
40 | static int hw_dev_acquisition_stop(int dev_index, void *cb_data); | |
41 | ||
40dda2c3 | 42 | static int hw_init(void) |
61136ea6 BV |
43 | { |
44 | ||
45 | /* Nothing to do. */ | |
46 | ||
47 | return SR_OK; | |
48 | } | |
49 | ||
50 | static int hw_scan(void) | |
b908f067 UH |
51 | { |
52 | int ret; | |
53 | struct sr_dev_inst *sdi; | |
54 | struct context *ctx; | |
74e5f12d | 55 | unsigned int i; |
b908f067 | 56 | |
b908f067 UH |
57 | /* Allocate memory for our private driver context. */ |
58 | if (!(ctx = g_try_malloc(sizeof(struct context)))) { | |
59 | sr_err("la8: %s: struct context malloc failed", __func__); | |
60 | goto err_free_nothing; | |
61 | } | |
62 | ||
63 | /* Set some sane defaults. */ | |
64 | ctx->ftdic = NULL; | |
65 | ctx->cur_samplerate = SR_MHZ(100); /* 100MHz == max. samplerate */ | |
66 | ctx->limit_msec = 0; | |
67 | ctx->limit_samples = 0; | |
68 | ctx->session_dev_id = NULL; | |
69 | memset(ctx->mangled_buf, 0, BS); | |
70 | ctx->final_buf = NULL; | |
71 | ctx->trigger_pattern = 0x00; /* Value irrelevant, see trigger_mask. */ | |
72 | ctx->trigger_mask = 0x00; /* All probes are "don't care". */ | |
73 | ctx->trigger_timeout = 10; /* Default to 10s trigger timeout. */ | |
74 | ctx->trigger_found = 0; | |
75 | ctx->done = 0; | |
76 | ctx->block_counter = 0; | |
77 | ctx->divcount = 0; /* 10ns sample period == 100MHz samplerate */ | |
d67b663e | 78 | ctx->usb_pid = 0; |
b908f067 UH |
79 | |
80 | /* Allocate memory where we'll store the de-mangled data. */ | |
81 | if (!(ctx->final_buf = g_try_malloc(SDRAM_SIZE))) { | |
82 | sr_err("la8: %s: final_buf malloc failed", __func__); | |
83 | goto err_free_ctx; | |
84 | } | |
85 | ||
86 | /* Allocate memory for the FTDI context (ftdic) and initialize it. */ | |
87 | if (!(ctx->ftdic = ftdi_new())) { | |
88 | sr_err("la8: %s: ftdi_new failed", __func__); | |
89 | goto err_free_final_buf; | |
90 | } | |
91 | ||
92 | /* Check for the device and temporarily open it. */ | |
74e5f12d UH |
93 | for (i = 0; i < ARRAY_SIZE(usb_pids); i++) { |
94 | sr_dbg("la8: Probing for VID/PID %04x:%04x.", USB_VENDOR_ID, | |
95 | usb_pids[i]); | |
96 | ret = ftdi_usb_open_desc(ctx->ftdic, USB_VENDOR_ID, | |
97 | usb_pids[i], USB_DESCRIPTION, NULL); | |
98 | if (ret == 0) { | |
99 | sr_dbg("la8: Found LA8 device (%04x:%04x).", | |
100 | USB_VENDOR_ID, usb_pids[i]); | |
101 | ctx->usb_pid = usb_pids[i]; | |
102 | } | |
b908f067 | 103 | } |
74e5f12d UH |
104 | |
105 | if (ctx->usb_pid == 0) | |
106 | goto err_free_ftdic; | |
b908f067 UH |
107 | |
108 | /* Register the device with libsigrok. */ | |
109 | sdi = sr_dev_inst_new(0, SR_ST_INITIALIZING, | |
110 | USB_VENDOR_NAME, USB_MODEL_NAME, USB_MODEL_VERSION); | |
111 | if (!sdi) { | |
112 | sr_err("la8: %s: sr_dev_inst_new failed", __func__); | |
113 | goto err_close_ftdic; | |
114 | } | |
115 | ||
116 | sdi->priv = ctx; | |
117 | ||
118 | dev_insts = g_slist_append(dev_insts, sdi); | |
119 | ||
120 | sr_spew("la8: Device init successful."); | |
121 | ||
122 | /* Close device. We'll reopen it again when we need it. */ | |
123 | (void) la8_close(ctx); /* Log, but ignore errors. */ | |
124 | ||
125 | return 1; | |
126 | ||
127 | err_close_ftdic: | |
128 | (void) la8_close(ctx); /* Log, but ignore errors. */ | |
129 | err_free_ftdic: | |
130 | free(ctx->ftdic); /* NOT g_free()! */ | |
131 | err_free_final_buf: | |
132 | g_free(ctx->final_buf); | |
133 | err_free_ctx: | |
134 | g_free(ctx); | |
135 | err_free_nothing: | |
136 | ||
137 | return 0; | |
138 | } | |
139 | ||
140 | static int hw_dev_open(int dev_index) | |
141 | { | |
142 | int ret; | |
143 | struct sr_dev_inst *sdi; | |
144 | struct context *ctx; | |
145 | ||
146 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { | |
147 | sr_err("la8: %s: sdi was NULL", __func__); | |
148 | return SR_ERR_BUG; | |
149 | } | |
150 | ||
151 | if (!(ctx = sdi->priv)) { | |
152 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
153 | return SR_ERR_BUG; | |
154 | } | |
155 | ||
156 | sr_dbg("la8: Opening LA8 device (%04x:%04x).", USB_VENDOR_ID, | |
74e5f12d | 157 | ctx->usb_pid); |
b908f067 UH |
158 | |
159 | /* Open the device. */ | |
160 | if ((ret = ftdi_usb_open_desc(ctx->ftdic, USB_VENDOR_ID, | |
74e5f12d | 161 | ctx->usb_pid, USB_DESCRIPTION, NULL)) < 0) { |
b908f067 UH |
162 | sr_err("la8: %s: ftdi_usb_open_desc: (%d) %s", |
163 | __func__, ret, ftdi_get_error_string(ctx->ftdic)); | |
164 | (void) la8_close_usb_reset_sequencer(ctx); /* Ignore errors. */ | |
165 | return SR_ERR; | |
166 | } | |
167 | sr_dbg("la8: Device opened successfully."); | |
168 | ||
169 | /* Purge RX/TX buffers in the FTDI chip. */ | |
170 | if ((ret = ftdi_usb_purge_buffers(ctx->ftdic)) < 0) { | |
171 | sr_err("la8: %s: ftdi_usb_purge_buffers: (%d) %s", | |
172 | __func__, ret, ftdi_get_error_string(ctx->ftdic)); | |
173 | (void) la8_close_usb_reset_sequencer(ctx); /* Ignore errors. */ | |
174 | goto err_dev_open_close_ftdic; | |
175 | } | |
176 | sr_dbg("la8: FTDI buffers purged successfully."); | |
177 | ||
178 | /* Enable flow control in the FTDI chip. */ | |
179 | if ((ret = ftdi_setflowctrl(ctx->ftdic, SIO_RTS_CTS_HS)) < 0) { | |
180 | sr_err("la8: %s: ftdi_setflowcontrol: (%d) %s", | |
181 | __func__, ret, ftdi_get_error_string(ctx->ftdic)); | |
182 | (void) la8_close_usb_reset_sequencer(ctx); /* Ignore errors. */ | |
183 | goto err_dev_open_close_ftdic; | |
184 | } | |
185 | sr_dbg("la8: FTDI flow control enabled successfully."); | |
186 | ||
187 | /* Wait 100ms. */ | |
188 | g_usleep(100 * 1000); | |
189 | ||
190 | sdi->status = SR_ST_ACTIVE; | |
191 | ||
192 | return SR_OK; | |
193 | ||
194 | err_dev_open_close_ftdic: | |
195 | (void) la8_close(ctx); /* Log, but ignore errors. */ | |
196 | return SR_ERR; | |
197 | } | |
198 | ||
199 | static int hw_dev_close(int dev_index) | |
200 | { | |
201 | struct sr_dev_inst *sdi; | |
202 | struct context *ctx; | |
203 | ||
204 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { | |
205 | sr_err("la8: %s: sdi was NULL", __func__); | |
206 | return SR_ERR_BUG; | |
207 | } | |
208 | ||
209 | if (!(ctx = sdi->priv)) { | |
210 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
211 | return SR_ERR_BUG; | |
212 | } | |
213 | ||
214 | sr_dbg("la8: Closing device."); | |
215 | ||
216 | if (sdi->status == SR_ST_ACTIVE) { | |
217 | sr_dbg("la8: Status ACTIVE, closing device."); | |
218 | /* TODO: Really ignore errors here, or return SR_ERR? */ | |
219 | (void) la8_close_usb_reset_sequencer(ctx); /* Ignore errors. */ | |
220 | } else { | |
221 | sr_spew("la8: Status not ACTIVE, nothing to do."); | |
222 | } | |
223 | ||
224 | sdi->status = SR_ST_INACTIVE; | |
225 | ||
226 | sr_dbg("la8: Freeing sample buffer."); | |
227 | g_free(ctx->final_buf); | |
228 | ||
229 | return SR_OK; | |
230 | } | |
231 | ||
232 | static int hw_cleanup(void) | |
233 | { | |
234 | GSList *l; | |
235 | struct sr_dev_inst *sdi; | |
236 | int ret = SR_OK; | |
237 | ||
238 | /* Properly close all devices. */ | |
239 | for (l = dev_insts; l; l = l->next) { | |
240 | if (!(sdi = l->data)) { | |
241 | /* Log error, but continue cleaning up the rest. */ | |
242 | sr_err("la8: %s: sdi was NULL, continuing", __func__); | |
243 | ret = SR_ERR_BUG; | |
244 | continue; | |
245 | } | |
246 | sr_dev_inst_free(sdi); /* Returns void. */ | |
247 | } | |
248 | g_slist_free(dev_insts); /* Returns void. */ | |
249 | dev_insts = NULL; | |
250 | ||
251 | return ret; | |
252 | } | |
253 | ||
254 | static const void *hw_dev_info_get(int dev_index, int dev_info_id) | |
255 | { | |
256 | struct sr_dev_inst *sdi; | |
257 | struct context *ctx; | |
258 | const void *info; | |
259 | ||
260 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { | |
261 | sr_err("la8: %s: sdi was NULL", __func__); | |
262 | return NULL; | |
263 | } | |
264 | ||
265 | if (!(ctx = sdi->priv)) { | |
266 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
267 | return NULL; | |
268 | } | |
269 | ||
270 | sr_spew("la8: %s: dev_index %d, dev_info_id %d.", __func__, | |
271 | dev_index, dev_info_id); | |
272 | ||
273 | switch (dev_info_id) { | |
274 | case SR_DI_INST: | |
275 | info = sdi; | |
276 | sr_spew("la8: %s: Returning sdi.", __func__); | |
277 | break; | |
278 | case SR_DI_NUM_PROBES: | |
279 | info = GINT_TO_POINTER(NUM_PROBES); | |
280 | sr_spew("la8: %s: Returning number of probes: %d.", __func__, | |
281 | NUM_PROBES); | |
282 | break; | |
283 | case SR_DI_PROBE_NAMES: | |
284 | info = probe_names; | |
285 | sr_spew("la8: %s: Returning probenames.", __func__); | |
286 | break; | |
287 | case SR_DI_SAMPLERATES: | |
288 | fill_supported_samplerates_if_needed(); | |
289 | info = &samplerates; | |
290 | sr_spew("la8: %s: Returning samplerates.", __func__); | |
291 | break; | |
292 | case SR_DI_TRIGGER_TYPES: | |
43be303c | 293 | info = TRIGGER_TYPES; |
b908f067 UH |
294 | sr_spew("la8: %s: Returning trigger types: %s.", __func__, |
295 | TRIGGER_TYPES); | |
296 | break; | |
297 | case SR_DI_CUR_SAMPLERATE: | |
298 | info = &ctx->cur_samplerate; | |
299 | sr_spew("la8: %s: Returning samplerate: %" PRIu64 "Hz.", | |
300 | __func__, ctx->cur_samplerate); | |
301 | break; | |
302 | default: | |
303 | /* Unknown device info ID, return NULL. */ | |
304 | sr_err("la8: %s: Unknown device info ID", __func__); | |
305 | info = NULL; | |
306 | break; | |
307 | } | |
308 | ||
309 | return info; | |
310 | } | |
311 | ||
312 | static int hw_dev_status_get(int dev_index) | |
313 | { | |
314 | struct sr_dev_inst *sdi; | |
315 | ||
316 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { | |
317 | sr_err("la8: %s: sdi was NULL, device not found", __func__); | |
318 | return SR_ST_NOT_FOUND; | |
319 | } | |
320 | ||
321 | sr_dbg("la8: Returning status: %d.", sdi->status); | |
322 | ||
323 | return sdi->status; | |
324 | } | |
325 | ||
326 | static const int *hw_hwcap_get_all(void) | |
327 | { | |
328 | sr_spew("la8: Returning list of device capabilities."); | |
329 | ||
330 | return hwcaps; | |
331 | } | |
332 | ||
333 | static int hw_dev_config_set(int dev_index, int hwcap, const void *value) | |
334 | { | |
335 | struct sr_dev_inst *sdi; | |
336 | struct context *ctx; | |
337 | ||
338 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { | |
339 | sr_err("la8: %s: sdi was NULL", __func__); | |
340 | return SR_ERR_BUG; | |
341 | } | |
342 | ||
343 | if (!(ctx = sdi->priv)) { | |
344 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
345 | return SR_ERR_BUG; | |
346 | } | |
347 | ||
348 | sr_spew("la8: %s: dev_index %d, hwcap %d", __func__, dev_index, hwcap); | |
349 | ||
350 | switch (hwcap) { | |
351 | case SR_HWCAP_SAMPLERATE: | |
352 | if (set_samplerate(sdi, *(const uint64_t *)value) == SR_ERR) { | |
353 | sr_err("la8: %s: setting samplerate failed.", __func__); | |
354 | return SR_ERR; | |
355 | } | |
356 | sr_dbg("la8: SAMPLERATE = %" PRIu64, ctx->cur_samplerate); | |
357 | break; | |
358 | case SR_HWCAP_PROBECONFIG: | |
359 | if (configure_probes(ctx, (const GSList *)value) != SR_OK) { | |
360 | sr_err("la8: %s: probe config failed.", __func__); | |
361 | return SR_ERR; | |
362 | } | |
363 | break; | |
364 | case SR_HWCAP_LIMIT_MSEC: | |
365 | if (*(const uint64_t *)value == 0) { | |
366 | sr_err("la8: %s: LIMIT_MSEC can't be 0.", __func__); | |
367 | return SR_ERR; | |
368 | } | |
369 | ctx->limit_msec = *(const uint64_t *)value; | |
370 | sr_dbg("la8: LIMIT_MSEC = %" PRIu64, ctx->limit_msec); | |
371 | break; | |
372 | case SR_HWCAP_LIMIT_SAMPLES: | |
373 | if (*(const uint64_t *)value < MIN_NUM_SAMPLES) { | |
374 | sr_err("la8: %s: LIMIT_SAMPLES too small.", __func__); | |
375 | return SR_ERR; | |
376 | } | |
377 | ctx->limit_samples = *(const uint64_t *)value; | |
378 | sr_dbg("la8: LIMIT_SAMPLES = %" PRIu64, ctx->limit_samples); | |
379 | break; | |
380 | default: | |
381 | /* Unknown capability, return SR_ERR. */ | |
382 | sr_err("la8: %s: Unknown capability.", __func__); | |
383 | return SR_ERR; | |
384 | break; | |
385 | } | |
386 | ||
387 | return SR_OK; | |
388 | } | |
389 | ||
390 | static int receive_data(int fd, int revents, void *cb_data) | |
391 | { | |
392 | int i, ret; | |
393 | struct sr_dev_inst *sdi; | |
394 | struct context *ctx; | |
395 | ||
396 | /* Avoid compiler errors. */ | |
397 | (void)fd; | |
398 | (void)revents; | |
399 | ||
400 | if (!(sdi = cb_data)) { | |
401 | sr_err("la8: %s: cb_data was NULL", __func__); | |
402 | return FALSE; | |
403 | } | |
404 | ||
405 | if (!(ctx = sdi->priv)) { | |
406 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
407 | return FALSE; | |
408 | } | |
409 | ||
410 | if (!ctx->ftdic) { | |
411 | sr_err("la8: %s: ctx->ftdic was NULL", __func__); | |
412 | return FALSE; | |
413 | } | |
414 | ||
415 | /* Get one block of data. */ | |
416 | if ((ret = la8_read_block(ctx)) < 0) { | |
417 | sr_err("la8: %s: la8_read_block error: %d", __func__, ret); | |
418 | hw_dev_acquisition_stop(sdi->index, sdi); | |
419 | return FALSE; | |
420 | } | |
421 | ||
422 | /* We need to get exactly NUM_BLOCKS blocks (i.e. 8MB) of data. */ | |
423 | if (ctx->block_counter != (NUM_BLOCKS - 1)) { | |
424 | ctx->block_counter++; | |
425 | return TRUE; | |
426 | } | |
427 | ||
428 | sr_dbg("la8: Sampling finished, sending data to session bus now."); | |
429 | ||
430 | /* All data was received and demangled, send it to the session bus. */ | |
431 | for (i = 0; i < NUM_BLOCKS; i++) | |
432 | send_block_to_session_bus(ctx, i); | |
433 | ||
434 | hw_dev_acquisition_stop(sdi->index, sdi); | |
435 | ||
436 | // return FALSE; /* FIXME? */ | |
437 | return TRUE; | |
438 | } | |
439 | ||
440 | static int hw_dev_acquisition_start(int dev_index, void *cb_data) | |
441 | { | |
442 | struct sr_dev_inst *sdi; | |
443 | struct context *ctx; | |
444 | struct sr_datafeed_packet packet; | |
445 | struct sr_datafeed_header header; | |
446 | struct sr_datafeed_meta_logic meta; | |
447 | uint8_t buf[4]; | |
448 | int bytes_written; | |
449 | ||
450 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { | |
451 | sr_err("la8: %s: sdi was NULL", __func__); | |
452 | return SR_ERR_BUG; | |
453 | } | |
454 | ||
455 | if (!(ctx = sdi->priv)) { | |
456 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
457 | return SR_ERR_BUG; | |
458 | } | |
459 | ||
460 | if (!ctx->ftdic) { | |
461 | sr_err("la8: %s: ctx->ftdic was NULL", __func__); | |
462 | return SR_ERR_BUG; | |
463 | } | |
464 | ||
465 | ctx->divcount = samplerate_to_divcount(ctx->cur_samplerate); | |
466 | if (ctx->divcount == 0xff) { | |
467 | sr_err("la8: %s: invalid divcount/samplerate", __func__); | |
468 | return SR_ERR; | |
469 | } | |
470 | ||
471 | sr_dbg("la8: Starting acquisition."); | |
472 | ||
473 | /* Fill acquisition parameters into buf[]. */ | |
474 | buf[0] = ctx->divcount; | |
475 | buf[1] = 0xff; /* This byte must always be 0xff. */ | |
476 | buf[2] = ctx->trigger_pattern; | |
477 | buf[3] = ctx->trigger_mask; | |
478 | ||
479 | /* Start acquisition. */ | |
480 | bytes_written = la8_write(ctx, buf, 4); | |
481 | ||
482 | if (bytes_written < 0) { | |
483 | sr_err("la8: Acquisition failed to start."); | |
484 | return SR_ERR; | |
485 | } else if (bytes_written != 4) { | |
486 | sr_err("la8: Acquisition failed to start."); | |
487 | return SR_ERR; /* TODO: Other error and return code? */ | |
488 | } | |
489 | ||
490 | sr_dbg("la8: Acquisition started successfully."); | |
491 | ||
492 | ctx->session_dev_id = cb_data; | |
493 | ||
494 | /* Send header packet to the session bus. */ | |
495 | sr_dbg("la8: Sending SR_DF_HEADER."); | |
496 | packet.type = SR_DF_HEADER; | |
497 | packet.payload = &header; | |
498 | header.feed_version = 1; | |
499 | gettimeofday(&header.starttime, NULL); | |
500 | sr_session_send(ctx->session_dev_id, &packet); | |
501 | ||
502 | /* Send metadata about the SR_DF_LOGIC packets to come. */ | |
503 | packet.type = SR_DF_META_LOGIC; | |
504 | packet.payload = &meta; | |
505 | meta.samplerate = ctx->cur_samplerate; | |
506 | meta.num_probes = NUM_PROBES; | |
507 | sr_session_send(ctx->session_dev_id, &packet); | |
508 | ||
509 | /* Time when we should be done (for detecting trigger timeouts). */ | |
510 | ctx->done = (ctx->divcount + 1) * 0.08388608 + time(NULL) | |
511 | + ctx->trigger_timeout; | |
512 | ctx->block_counter = 0; | |
513 | ctx->trigger_found = 0; | |
514 | ||
515 | /* Hook up a dummy handler to receive data from the LA8. */ | |
516 | sr_source_add(-1, G_IO_IN, 0, receive_data, sdi); | |
517 | ||
518 | return SR_OK; | |
519 | } | |
520 | ||
521 | static int hw_dev_acquisition_stop(int dev_index, void *cb_data) | |
522 | { | |
523 | struct sr_dev_inst *sdi; | |
524 | struct context *ctx; | |
525 | struct sr_datafeed_packet packet; | |
526 | ||
527 | sr_dbg("la8: Stopping acquisition."); | |
528 | ||
529 | if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) { | |
530 | sr_err("la8: %s: sdi was NULL", __func__); | |
531 | return SR_ERR_BUG; | |
532 | } | |
533 | ||
534 | if (!(ctx = sdi->priv)) { | |
535 | sr_err("la8: %s: sdi->priv was NULL", __func__); | |
536 | return SR_ERR_BUG; | |
537 | } | |
538 | ||
539 | /* Send end packet to the session bus. */ | |
540 | sr_dbg("la8: Sending SR_DF_END."); | |
541 | packet.type = SR_DF_END; | |
542 | sr_session_send(cb_data, &packet); | |
543 | ||
544 | return SR_OK; | |
545 | } | |
546 | ||
547 | SR_PRIV struct sr_dev_driver chronovu_la8_driver_info = { | |
548 | .name = "chronovu-la8", | |
549 | .longname = "ChronoVu LA8", | |
550 | .api_version = 1, | |
551 | .init = hw_init, | |
552 | .cleanup = hw_cleanup, | |
61136ea6 | 553 | .scan = hw_scan, |
b908f067 UH |
554 | .dev_open = hw_dev_open, |
555 | .dev_close = hw_dev_close, | |
556 | .dev_info_get = hw_dev_info_get, | |
557 | .dev_status_get = hw_dev_status_get, | |
558 | .hwcap_get_all = hw_hwcap_get_all, | |
559 | .dev_config_set = hw_dev_config_set, | |
560 | .dev_acquisition_start = hw_dev_acquisition_start, | |
561 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
562 | }; |