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Commit | Line | Data |
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0aba65da | 1 | /* |
50985c20 | 2 | * This file is part of the libsigrok project. |
0aba65da | 3 | * |
13d8e03c | 4 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> |
0aba65da UH |
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 "protocol.h" | |
bf72f649 | 21 | #include <libserialport.h> |
0aba65da | 22 | |
2239728c | 23 | extern SR_PRIV struct sr_dev_driver ols_driver_info; |
0aba65da UH |
24 | |
25 | SR_PRIV int send_shortcommand(struct sr_serial_dev_inst *serial, | |
26 | uint8_t command) | |
27 | { | |
28 | char buf[1]; | |
29 | ||
30 | sr_dbg("Sending cmd 0x%.2x.", command); | |
31 | buf[0] = command; | |
f4d3a4fb | 32 | if (serial_write_blocking(serial, buf, 1, serial_timeout(serial, 1)) != 1) |
0aba65da UH |
33 | return SR_ERR; |
34 | ||
bce75f94 UJ |
35 | if (serial_drain(serial) != 0) |
36 | return SR_ERR; | |
37 | ||
0aba65da UH |
38 | return SR_OK; |
39 | } | |
40 | ||
41 | SR_PRIV int send_longcommand(struct sr_serial_dev_inst *serial, | |
016e72f3 | 42 | uint8_t command, uint8_t *data) |
0aba65da UH |
43 | { |
44 | char buf[5]; | |
45 | ||
016e72f3 BV |
46 | sr_dbg("Sending cmd 0x%.2x data 0x%.2x%.2x%.2x%.2x.", command, |
47 | data[0], data[1], data[2], data[3]); | |
0aba65da | 48 | buf[0] = command; |
016e72f3 BV |
49 | buf[1] = data[0]; |
50 | buf[2] = data[1]; | |
51 | buf[3] = data[2]; | |
52 | buf[4] = data[3]; | |
f4d3a4fb | 53 | if (serial_write_blocking(serial, buf, 5, serial_timeout(serial, 1)) != 5) |
0aba65da UH |
54 | return SR_ERR; |
55 | ||
bce75f94 UJ |
56 | if (serial_drain(serial) != 0) |
57 | return SR_ERR; | |
58 | ||
0aba65da UH |
59 | return SR_OK; |
60 | } | |
61 | ||
91fd0f72 BV |
62 | /* Configures the channel mask based on which channels are enabled. */ |
63 | SR_PRIV void ols_channel_mask(const struct sr_dev_inst *sdi) | |
0aba65da UH |
64 | { |
65 | struct dev_context *devc; | |
91fd0f72 | 66 | struct sr_channel *channel; |
0aba65da | 67 | const GSList *l; |
0aba65da UH |
68 | |
69 | devc = sdi->priv; | |
70 | ||
ba7dd8bb | 71 | devc->channel_mask = 0; |
91fd0f72 BV |
72 | for (l = sdi->channels; l; l = l->next) { |
73 | channel = l->data; | |
74 | if (channel->enabled) | |
75 | devc->channel_mask |= 1 << channel->index; | |
76 | } | |
77 | } | |
78 | ||
79 | SR_PRIV int ols_convert_trigger(const struct sr_dev_inst *sdi) | |
80 | { | |
81 | struct dev_context *devc; | |
82 | struct sr_trigger *trigger; | |
83 | struct sr_trigger_stage *stage; | |
84 | struct sr_trigger_match *match; | |
85 | const GSList *l, *m; | |
86 | int i; | |
87 | ||
88 | devc = sdi->priv; | |
89 | ||
90 | devc->num_stages = 0; | |
0aba65da UH |
91 | for (i = 0; i < NUM_TRIGGER_STAGES; i++) { |
92 | devc->trigger_mask[i] = 0; | |
93 | devc->trigger_value[i] = 0; | |
94 | } | |
95 | ||
0812c40e | 96 | if (!(trigger = sr_session_trigger_get(sdi->session))) |
91fd0f72 | 97 | return SR_OK; |
0aba65da | 98 | |
91fd0f72 BV |
99 | devc->num_stages = g_slist_length(trigger->stages); |
100 | if (devc->num_stages > NUM_TRIGGER_STAGES) { | |
101 | sr_err("This device only supports %d trigger stages.", | |
102 | NUM_TRIGGER_STAGES); | |
103 | return SR_ERR; | |
104 | } | |
b1de0407 | 105 | |
91fd0f72 BV |
106 | for (l = trigger->stages; l; l = l->next) { |
107 | stage = l->data; | |
108 | for (m = stage->matches; m; m = m->next) { | |
109 | match = m->data; | |
110 | if (!match->channel->enabled) | |
111 | /* Ignore disabled channels with a trigger. */ | |
112 | continue; | |
113 | devc->trigger_mask[stage->stage] |= 1 << match->channel->index; | |
114 | if (match->match == SR_TRIGGER_ONE) | |
115 | devc->trigger_value[stage->stage] |= 1 << match->channel->index; | |
0aba65da | 116 | } |
0aba65da UH |
117 | } |
118 | ||
119 | return SR_OK; | |
120 | } | |
121 | ||
0aba65da UH |
122 | SR_PRIV struct dev_context *ols_dev_new(void) |
123 | { | |
124 | struct dev_context *devc; | |
125 | ||
f57d8ffe | 126 | devc = g_malloc0(sizeof(struct dev_context)); |
0aba65da | 127 | |
bf256783 BV |
128 | /* Device-specific settings */ |
129 | devc->max_samples = devc->max_samplerate = devc->protocol_version = 0; | |
130 | ||
131 | /* Acquisition settings */ | |
132 | devc->limit_samples = devc->capture_ratio = 0; | |
0aba65da | 133 | devc->trigger_at = -1; |
ba7dd8bb | 134 | devc->channel_mask = 0xffffffff; |
bf256783 BV |
135 | devc->flag_reg = 0; |
136 | ||
0aba65da UH |
137 | return devc; |
138 | } | |
139 | ||
140 | SR_PRIV struct sr_dev_inst *get_metadata(struct sr_serial_dev_inst *serial) | |
141 | { | |
142 | struct sr_dev_inst *sdi; | |
143 | struct dev_context *devc; | |
0aba65da UH |
144 | uint32_t tmp_int, ui; |
145 | uint8_t key, type, token; | |
f4d3a4fb | 146 | int delay_ms; |
0aba65da UH |
147 | GString *tmp_str, *devname, *version; |
148 | guchar tmp_c; | |
149 | ||
aac29cc1 | 150 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be | 151 | sdi->status = SR_ST_INACTIVE; |
4f840ce9 | 152 | sdi->driver = &ols_driver_info; |
0aba65da UH |
153 | devc = ols_dev_new(); |
154 | sdi->priv = devc; | |
155 | ||
156 | devname = g_string_new(""); | |
157 | version = g_string_new(""); | |
158 | ||
159 | key = 0xff; | |
160 | while (key) { | |
f4d3a4fb BV |
161 | delay_ms = serial_timeout(serial, 1); |
162 | if (serial_read_blocking(serial, &key, 1, delay_ms) != 1) | |
0aba65da | 163 | break; |
625763e2 BV |
164 | if (key == 0x00) { |
165 | sr_dbg("Got metadata key 0x00, metadata ends."); | |
166 | break; | |
167 | } | |
0aba65da UH |
168 | type = key >> 5; |
169 | token = key & 0x1f; | |
170 | switch (type) { | |
171 | case 0: | |
172 | /* NULL-terminated string */ | |
173 | tmp_str = g_string_new(""); | |
f4d3a4fb BV |
174 | delay_ms = serial_timeout(serial, 1); |
175 | while (serial_read_blocking(serial, &tmp_c, 1, delay_ms) == 1 && tmp_c != '\0') | |
0aba65da UH |
176 | g_string_append_c(tmp_str, tmp_c); |
177 | sr_dbg("Got metadata key 0x%.2x value '%s'.", | |
178 | key, tmp_str->str); | |
179 | switch (token) { | |
180 | case 0x01: | |
181 | /* Device name */ | |
182 | devname = g_string_append(devname, tmp_str->str); | |
183 | break; | |
184 | case 0x02: | |
185 | /* FPGA firmware version */ | |
186 | if (version->len) | |
187 | g_string_append(version, ", "); | |
188 | g_string_append(version, "FPGA version "); | |
189 | g_string_append(version, tmp_str->str); | |
190 | break; | |
191 | case 0x03: | |
192 | /* Ancillary version */ | |
193 | if (version->len) | |
194 | g_string_append(version, ", "); | |
195 | g_string_append(version, "Ancillary version "); | |
196 | g_string_append(version, tmp_str->str); | |
197 | break; | |
198 | default: | |
199 | sr_info("ols: unknown token 0x%.2x: '%s'", | |
200 | token, tmp_str->str); | |
201 | break; | |
202 | } | |
203 | g_string_free(tmp_str, TRUE); | |
204 | break; | |
205 | case 1: | |
206 | /* 32-bit unsigned integer */ | |
f4d3a4fb BV |
207 | delay_ms = serial_timeout(serial, 4); |
208 | if (serial_read_blocking(serial, &tmp_int, 4, delay_ms) != 4) | |
0aba65da | 209 | break; |
016e72f3 | 210 | tmp_int = RB32(&tmp_int); |
0aba65da UH |
211 | sr_dbg("Got metadata key 0x%.2x value 0x%.8x.", |
212 | key, tmp_int); | |
213 | switch (token) { | |
214 | case 0x00: | |
ba7dd8bb | 215 | /* Number of usable channels */ |
5e23fcab ML |
216 | for (ui = 0; ui < tmp_int; ui++) |
217 | sr_channel_new(sdi, ui, SR_CHANNEL_LOGIC, TRUE, | |
c368e6f3 | 218 | ols_channel_names[ui]); |
0aba65da UH |
219 | break; |
220 | case 0x01: | |
221 | /* Amount of sample memory available (bytes) */ | |
222 | devc->max_samples = tmp_int; | |
223 | break; | |
224 | case 0x02: | |
225 | /* Amount of dynamic memory available (bytes) */ | |
226 | /* what is this for? */ | |
227 | break; | |
228 | case 0x03: | |
229 | /* Maximum sample rate (hz) */ | |
230 | devc->max_samplerate = tmp_int; | |
231 | break; | |
232 | case 0x04: | |
233 | /* protocol version */ | |
234 | devc->protocol_version = tmp_int; | |
235 | break; | |
236 | default: | |
237 | sr_info("Unknown token 0x%.2x: 0x%.8x.", | |
238 | token, tmp_int); | |
239 | break; | |
240 | } | |
241 | break; | |
242 | case 2: | |
243 | /* 8-bit unsigned integer */ | |
f4d3a4fb BV |
244 | delay_ms = serial_timeout(serial, 1); |
245 | if (serial_read_blocking(serial, &tmp_c, 1, delay_ms) != 1) | |
0aba65da UH |
246 | break; |
247 | sr_dbg("Got metadata key 0x%.2x value 0x%.2x.", | |
248 | key, tmp_c); | |
249 | switch (token) { | |
250 | case 0x00: | |
ba7dd8bb | 251 | /* Number of usable channels */ |
5e23fcab ML |
252 | for (ui = 0; ui < tmp_c; ui++) |
253 | sr_channel_new(sdi, ui, SR_CHANNEL_LOGIC, TRUE, | |
c368e6f3 | 254 | ols_channel_names[ui]); |
0aba65da UH |
255 | break; |
256 | case 0x01: | |
257 | /* protocol version */ | |
258 | devc->protocol_version = tmp_c; | |
259 | break; | |
260 | default: | |
261 | sr_info("Unknown token 0x%.2x: 0x%.2x.", | |
262 | token, tmp_c); | |
263 | break; | |
264 | } | |
265 | break; | |
266 | default: | |
267 | /* unknown type */ | |
268 | break; | |
269 | } | |
270 | } | |
271 | ||
272 | sdi->model = devname->str; | |
273 | sdi->version = version->str; | |
274 | g_string_free(devname, FALSE); | |
275 | g_string_free(version, FALSE); | |
276 | ||
277 | return sdi; | |
278 | } | |
279 | ||
280 | SR_PRIV int ols_set_samplerate(const struct sr_dev_inst *sdi, | |
e46aa4f6 | 281 | const uint64_t samplerate) |
0aba65da UH |
282 | { |
283 | struct dev_context *devc; | |
284 | ||
285 | devc = sdi->priv; | |
e46aa4f6 | 286 | if (devc->max_samplerate && samplerate > devc->max_samplerate) |
0aba65da UH |
287 | return SR_ERR_SAMPLERATE; |
288 | ||
289 | if (samplerate > CLOCK_RATE) { | |
6ebe0039 | 290 | sr_info("Enabling demux mode."); |
0aba65da | 291 | devc->flag_reg |= FLAG_DEMUX; |
6ebe0039 | 292 | devc->flag_reg &= ~FLAG_FILTER; |
3f239f08 | 293 | devc->max_channels = NUM_CHANNELS / 2; |
0aba65da UH |
294 | devc->cur_samplerate_divider = (CLOCK_RATE * 2 / samplerate) - 1; |
295 | } else { | |
6ebe0039 | 296 | sr_info("Disabling demux mode."); |
0aba65da | 297 | devc->flag_reg &= ~FLAG_DEMUX; |
6a53bde6 | 298 | devc->flag_reg |= FLAG_FILTER; |
3f239f08 | 299 | devc->max_channels = NUM_CHANNELS; |
0aba65da UH |
300 | devc->cur_samplerate_divider = (CLOCK_RATE / samplerate) - 1; |
301 | } | |
302 | ||
303 | /* Calculate actual samplerate used and complain if it is different | |
304 | * from the requested. | |
305 | */ | |
306 | devc->cur_samplerate = CLOCK_RATE / (devc->cur_samplerate_divider + 1); | |
307 | if (devc->flag_reg & FLAG_DEMUX) | |
308 | devc->cur_samplerate *= 2; | |
309 | if (devc->cur_samplerate != samplerate) | |
e46aa4f6 | 310 | sr_info("Can't match samplerate %" PRIu64 ", using %" |
0aba65da UH |
311 | PRIu64 ".", samplerate, devc->cur_samplerate); |
312 | ||
313 | return SR_OK; | |
314 | } | |
315 | ||
316 | SR_PRIV void abort_acquisition(const struct sr_dev_inst *sdi) | |
317 | { | |
318 | struct sr_datafeed_packet packet; | |
459a0f26 | 319 | struct sr_serial_dev_inst *serial; |
0aba65da | 320 | |
459a0f26 | 321 | serial = sdi->conn; |
102f1239 | 322 | serial_source_remove(sdi->session, serial); |
0aba65da UH |
323 | |
324 | /* Terminate session */ | |
325 | packet.type = SR_DF_END; | |
326 | sr_session_send(sdi, &packet); | |
327 | } | |
328 | ||
329 | SR_PRIV int ols_receive_data(int fd, int revents, void *cb_data) | |
330 | { | |
459a0f26 | 331 | struct dev_context *devc; |
625763e2 | 332 | struct sr_dev_inst *sdi; |
459a0f26 | 333 | struct sr_serial_dev_inst *serial; |
0aba65da UH |
334 | struct sr_datafeed_packet packet; |
335 | struct sr_datafeed_logic logic; | |
fe9ac252 | 336 | uint32_t sample; |
91fd0f72 | 337 | int num_ols_changrp, offset, j; |
b1de0407 | 338 | unsigned int i; |
0aba65da | 339 | unsigned char byte; |
625763e2 BV |
340 | |
341 | (void)fd; | |
342 | ||
343 | sdi = cb_data; | |
344 | serial = sdi->conn; | |
345 | devc = sdi->priv; | |
0aba65da UH |
346 | |
347 | if (devc->num_transfers++ == 0) { | |
348 | /* | |
349 | * First time round, means the device started sending data, | |
350 | * and will not stop until done. If it stops sending for | |
351 | * longer than it takes to send a byte, that means it's | |
352 | * finished. We'll double that to 30ms to be sure... | |
353 | */ | |
102f1239 BV |
354 | serial_source_remove(sdi->session, serial); |
355 | serial_source_add(sdi->session, serial, G_IO_IN, 30, | |
356 | ols_receive_data, cb_data); | |
0aba65da UH |
357 | devc->raw_sample_buf = g_try_malloc(devc->limit_samples * 4); |
358 | if (!devc->raw_sample_buf) { | |
359 | sr_err("Sample buffer malloc failed."); | |
360 | return FALSE; | |
361 | } | |
362 | /* fill with 1010... for debugging */ | |
363 | memset(devc->raw_sample_buf, 0x82, devc->limit_samples * 4); | |
364 | } | |
365 | ||
91fd0f72 | 366 | num_ols_changrp = 0; |
3f239f08 | 367 | for (i = NUM_CHANNELS; i > 0x02; i /= 2) { |
f51acd69 | 368 | if ((devc->flag_reg & i) == 0) { |
91fd0f72 | 369 | num_ols_changrp++; |
f51acd69 | 370 | } |
0aba65da UH |
371 | } |
372 | ||
faf72024 | 373 | if (revents == G_IO_IN && devc->num_samples < devc->limit_samples) { |
9f5d4c3c | 374 | if (serial_read_nonblocking(serial, &byte, 1) != 1) |
0aba65da | 375 | return FALSE; |
625763e2 | 376 | devc->cnt_bytes++; |
0aba65da UH |
377 | |
378 | /* Ignore it if we've read enough. */ | |
379 | if (devc->num_samples >= devc->limit_samples) | |
380 | return TRUE; | |
381 | ||
382 | devc->sample[devc->num_bytes++] = byte; | |
6d16fdfb | 383 | sr_spew("Received byte 0x%.2x.", byte); |
91fd0f72 | 384 | if (devc->num_bytes == num_ols_changrp) { |
625763e2 BV |
385 | devc->cnt_samples++; |
386 | devc->cnt_samples_rle++; | |
387 | /* | |
388 | * Got a full sample. Convert from the OLS's little-endian | |
389 | * sample to the local format. | |
390 | */ | |
fe9ac252 BV |
391 | sample = devc->sample[0] | (devc->sample[1] << 8) \ |
392 | | (devc->sample[2] << 16) | (devc->sample[3] << 24); | |
625763e2 | 393 | sr_dbg("Received sample 0x%.*x.", devc->num_bytes * 2, sample); |
0aba65da UH |
394 | if (devc->flag_reg & FLAG_RLE) { |
395 | /* | |
00d04d3b BV |
396 | * In RLE mode the high bit of the sample is the |
397 | * "count" flag, meaning this sample is the number | |
398 | * of times the previous sample occurred. | |
0aba65da UH |
399 | */ |
400 | if (devc->sample[devc->num_bytes - 1] & 0x80) { | |
00d04d3b BV |
401 | /* Clear the high bit. */ |
402 | sample &= ~(0x80 << (devc->num_bytes - 1) * 8); | |
fe9ac252 | 403 | devc->rle_count = sample; |
625763e2 | 404 | devc->cnt_samples_rle += devc->rle_count; |
00d04d3b | 405 | sr_dbg("RLE count: %u.", devc->rle_count); |
0aba65da UH |
406 | devc->num_bytes = 0; |
407 | return TRUE; | |
408 | } | |
409 | } | |
410 | devc->num_samples += devc->rle_count + 1; | |
411 | if (devc->num_samples > devc->limit_samples) { | |
412 | /* Save us from overrunning the buffer. */ | |
413 | devc->rle_count -= devc->num_samples - devc->limit_samples; | |
414 | devc->num_samples = devc->limit_samples; | |
415 | } | |
416 | ||
91fd0f72 | 417 | if (num_ols_changrp < 4) { |
0aba65da UH |
418 | /* |
419 | * Some channel groups may have been turned | |
420 | * off, to speed up transfer between the | |
421 | * hardware and the PC. Expand that here before | |
422 | * submitting it over the session bus -- | |
423 | * whatever is listening on the bus will be | |
424 | * expecting a full 32-bit sample, based on | |
ba7dd8bb | 425 | * the number of channels. |
0aba65da UH |
426 | */ |
427 | j = 0; | |
428 | memset(devc->tmp_sample, 0, 4); | |
429 | for (i = 0; i < 4; i++) { | |
430 | if (((devc->flag_reg >> 2) & (1 << i)) == 0) { | |
431 | /* | |
432 | * This channel group was | |
433 | * enabled, copy from received | |
434 | * sample. | |
435 | */ | |
436 | devc->tmp_sample[i] = devc->sample[j++]; | |
f51acd69 | 437 | } else if (devc->flag_reg & FLAG_DEMUX && (i > 2)) { |
b1de0407 | 438 | /* group 2 & 3 get added to 0 & 1 */ |
f51acd69 | 439 | devc->tmp_sample[i - 2] = devc->sample[j++]; |
0aba65da UH |
440 | } |
441 | } | |
442 | memcpy(devc->sample, devc->tmp_sample, 4); | |
625763e2 | 443 | sr_spew("Expanded sample: 0x%.8x.", sample); |
0aba65da UH |
444 | } |
445 | ||
625763e2 BV |
446 | /* |
447 | * the OLS sends its sample buffer backwards. | |
0aba65da UH |
448 | * store it in reverse order here, so we can dump |
449 | * this on the session bus later. | |
450 | */ | |
451 | offset = (devc->limit_samples - devc->num_samples) * 4; | |
452 | for (i = 0; i <= devc->rle_count; i++) { | |
453 | memcpy(devc->raw_sample_buf + offset + (i * 4), | |
454 | devc->sample, 4); | |
455 | } | |
456 | memset(devc->sample, 0, 4); | |
457 | devc->num_bytes = 0; | |
458 | devc->rle_count = 0; | |
459 | } | |
460 | } else { | |
461 | /* | |
462 | * This is the main loop telling us a timeout was reached, or | |
463 | * we've acquired all the samples we asked for -- we're done. | |
464 | * Send the (properly-ordered) buffer to the frontend. | |
465 | */ | |
625763e2 BV |
466 | sr_dbg("Received %d bytes, %d samples, %d decompressed samples.", |
467 | devc->cnt_bytes, devc->cnt_samples, | |
468 | devc->cnt_samples_rle); | |
0aba65da | 469 | if (devc->trigger_at != -1) { |
625763e2 BV |
470 | /* |
471 | * A trigger was set up, so we need to tell the frontend | |
0aba65da UH |
472 | * about it. |
473 | */ | |
474 | if (devc->trigger_at > 0) { | |
625763e2 | 475 | /* There are pre-trigger samples, send those first. */ |
0aba65da UH |
476 | packet.type = SR_DF_LOGIC; |
477 | packet.payload = &logic; | |
478 | logic.length = devc->trigger_at * 4; | |
479 | logic.unitsize = 4; | |
480 | logic.data = devc->raw_sample_buf + | |
481 | (devc->limit_samples - devc->num_samples) * 4; | |
482 | sr_session_send(cb_data, &packet); | |
483 | } | |
484 | ||
625763e2 | 485 | /* Send the trigger. */ |
0aba65da UH |
486 | packet.type = SR_DF_TRIGGER; |
487 | sr_session_send(cb_data, &packet); | |
488 | ||
625763e2 | 489 | /* Send post-trigger samples. */ |
0aba65da UH |
490 | packet.type = SR_DF_LOGIC; |
491 | packet.payload = &logic; | |
492 | logic.length = (devc->num_samples * 4) - (devc->trigger_at * 4); | |
493 | logic.unitsize = 4; | |
494 | logic.data = devc->raw_sample_buf + devc->trigger_at * 4 + | |
495 | (devc->limit_samples - devc->num_samples) * 4; | |
496 | sr_session_send(cb_data, &packet); | |
497 | } else { | |
498 | /* no trigger was used */ | |
499 | packet.type = SR_DF_LOGIC; | |
500 | packet.payload = &logic; | |
501 | logic.length = devc->num_samples * 4; | |
502 | logic.unitsize = 4; | |
503 | logic.data = devc->raw_sample_buf + | |
504 | (devc->limit_samples - devc->num_samples) * 4; | |
505 | sr_session_send(cb_data, &packet); | |
506 | } | |
507 | g_free(devc->raw_sample_buf); | |
508 | ||
459a0f26 | 509 | serial_flush(serial); |
0aba65da | 510 | abort_acquisition(sdi); |
0aba65da UH |
511 | } |
512 | ||
513 | return TRUE; | |
514 | } |