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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> | |
5 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
6 | * | |
7 | * This program is free software: you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation, either version 3 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | #include <config.h> | |
22 | #include "protocol.h" | |
23 | #include "dslogic.h" | |
24 | #include <math.h> | |
25 | ||
26 | static const struct fx2lafw_profile supported_fx2[] = { | |
27 | /* | |
28 | * CWAV USBee AX | |
29 | * EE Electronics ESLA201A | |
30 | * ARMFLY AX-Pro | |
31 | */ | |
32 | { 0x08a9, 0x0014, "CWAV", "USBee AX", NULL, | |
33 | "fx2lafw-cwav-usbeeax.fw", | |
34 | DEV_CAPS_AX_ANALOG, NULL, NULL}, | |
35 | /* | |
36 | * CWAV USBee DX | |
37 | * XZL-Studio DX | |
38 | */ | |
39 | { 0x08a9, 0x0015, "CWAV", "USBee DX", NULL, | |
40 | "fx2lafw-cwav-usbeedx.fw", | |
41 | DEV_CAPS_16BIT, NULL, NULL }, | |
42 | ||
43 | /* | |
44 | * CWAV USBee SX | |
45 | */ | |
46 | { 0x08a9, 0x0009, "CWAV", "USBee SX", NULL, | |
47 | "fx2lafw-cwav-usbeesx.fw", | |
48 | 0, NULL, NULL}, | |
49 | ||
50 | /* | |
51 | * CWAV USBee ZX | |
52 | */ | |
53 | { 0x08a9, 0x0005, "CWAV", "USBee ZX", NULL, | |
54 | "fx2lafw-cwav-usbeezx.fw", | |
55 | 0, NULL, NULL}, | |
56 | ||
57 | /* DreamSourceLab DSLogic (before FW upload) */ | |
58 | { 0x2a0e, 0x0001, "DreamSourceLab", "DSLogic", NULL, | |
59 | "dreamsourcelab-dslogic-fx2.fw", | |
60 | DEV_CAPS_16BIT, NULL, NULL}, | |
61 | /* DreamSourceLab DSLogic (after FW upload) */ | |
62 | { 0x2a0e, 0x0001, "DreamSourceLab", "DSLogic", NULL, | |
63 | "dreamsourcelab-dslogic-fx2.fw", | |
64 | DEV_CAPS_16BIT, "DreamSourceLab", "DSLogic"}, | |
65 | ||
66 | /* DreamSourceLab DSCope (before FW upload) */ | |
67 | { 0x2a0e, 0x0002, "DreamSourceLab", "DSCope", NULL, | |
68 | "dreamsourcelab-dscope-fx2.fw", | |
69 | DEV_CAPS_16BIT, NULL, NULL}, | |
70 | /* DreamSourceLab DSCope (after FW upload) */ | |
71 | { 0x2a0e, 0x0002, "DreamSourceLab", "DSCope", NULL, | |
72 | "dreamsourcelab-dscope-fx2.fw", | |
73 | DEV_CAPS_16BIT, "DreamSourceLab", "DSCope"}, | |
74 | ||
75 | /* DreamSourceLab DSLogic Pro (before FW upload) */ | |
76 | { 0x2a0e, 0x0003, "DreamSourceLab", "DSLogic Pro", NULL, | |
77 | "dreamsourcelab-dslogic-pro-fx2.fw", | |
78 | DEV_CAPS_16BIT, NULL, NULL}, | |
79 | /* DreamSourceLab DSLogic Pro (after FW upload) */ | |
80 | { 0x2a0e, 0x0003, "DreamSourceLab", "DSLogic Pro", NULL, | |
81 | "dreamsourcelab-dslogic-pro-fx2.fw", | |
82 | DEV_CAPS_16BIT, "DreamSourceLab", "DSLogic"}, | |
83 | ||
84 | /* | |
85 | * Saleae Logic | |
86 | * EE Electronics ESLA100 | |
87 | * Robomotic MiniLogic | |
88 | * Robomotic BugLogic 3 | |
89 | */ | |
90 | { 0x0925, 0x3881, "Saleae", "Logic", NULL, | |
91 | "fx2lafw-saleae-logic.fw", | |
92 | 0, NULL, NULL}, | |
93 | ||
94 | /* | |
95 | * Default Cypress FX2 without EEPROM, e.g.: | |
96 | * Lcsoft Mini Board | |
97 | * Braintechnology USB Interface V2.x | |
98 | */ | |
99 | { 0x04B4, 0x8613, "Cypress", "FX2", NULL, | |
100 | "fx2lafw-cypress-fx2.fw", | |
101 | DEV_CAPS_16BIT, NULL, NULL }, | |
102 | ||
103 | /* | |
104 | * Braintechnology USB-LPS | |
105 | */ | |
106 | { 0x16d0, 0x0498, "Braintechnology", "USB-LPS", NULL, | |
107 | "fx2lafw-braintechnology-usb-lps.fw", | |
108 | DEV_CAPS_16BIT, NULL, NULL }, | |
109 | ||
110 | /* | |
111 | * sigrok FX2 based 8-channel logic analyzer | |
112 | */ | |
113 | { 0x1d50, 0x608c, "sigrok", "FX2 LA (8ch)", NULL, | |
114 | "fx2lafw-sigrok-fx2-8ch.fw", | |
115 | 0, NULL, NULL}, | |
116 | ||
117 | /* | |
118 | * sigrok FX2 based 16-channel logic analyzer | |
119 | */ | |
120 | { 0x1d50, 0x608d, "sigrok", "FX2 LA (16ch)", NULL, | |
121 | "fx2lafw-sigrok-fx2-16ch.fw", | |
122 | DEV_CAPS_16BIT, NULL, NULL }, | |
123 | ||
124 | ALL_ZERO | |
125 | }; | |
126 | ||
127 | static const uint32_t drvopts[] = { | |
128 | SR_CONF_LOGIC_ANALYZER, | |
129 | }; | |
130 | ||
131 | static const uint32_t scanopts[] = { | |
132 | SR_CONF_CONN, | |
133 | }; | |
134 | ||
135 | static const uint32_t devopts[] = { | |
136 | SR_CONF_CONTINUOUS, | |
137 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
138 | SR_CONF_CONN | SR_CONF_GET, | |
139 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
140 | SR_CONF_TRIGGER_MATCH | SR_CONF_LIST, | |
141 | SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET, | |
142 | }; | |
143 | ||
144 | static const uint32_t dslogic_devopts[] = { | |
145 | SR_CONF_CONTINUOUS | SR_CONF_SET | SR_CONF_GET, | |
146 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
147 | SR_CONF_VOLTAGE_THRESHOLD | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
148 | SR_CONF_CONN | SR_CONF_GET, | |
149 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
150 | SR_CONF_TRIGGER_MATCH | SR_CONF_LIST, | |
151 | SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET, | |
152 | SR_CONF_EXTERNAL_CLOCK | SR_CONF_GET | SR_CONF_SET, | |
153 | SR_CONF_CLOCK_EDGE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
154 | }; | |
155 | ||
156 | static const int32_t soft_trigger_matches[] = { | |
157 | SR_TRIGGER_ZERO, | |
158 | SR_TRIGGER_ONE, | |
159 | SR_TRIGGER_RISING, | |
160 | SR_TRIGGER_FALLING, | |
161 | SR_TRIGGER_EDGE, | |
162 | }; | |
163 | ||
164 | /* Names assigned to available edge slope choices. */ | |
165 | static const char *const signal_edge_names[] = { | |
166 | [DS_EDGE_RISING] = "rising", | |
167 | [DS_EDGE_FALLING] = "falling", | |
168 | }; | |
169 | ||
170 | static const struct { | |
171 | int range; | |
172 | gdouble low; | |
173 | gdouble high; | |
174 | } volt_thresholds[] = { | |
175 | { DS_VOLTAGE_RANGE_18_33_V, 0.7, 1.4 }, | |
176 | { DS_VOLTAGE_RANGE_5_V, 1.4, 3.6 }, | |
177 | }; | |
178 | ||
179 | static const uint64_t samplerates[] = { | |
180 | SR_KHZ(20), | |
181 | SR_KHZ(25), | |
182 | SR_KHZ(50), | |
183 | SR_KHZ(100), | |
184 | SR_KHZ(200), | |
185 | SR_KHZ(250), | |
186 | SR_KHZ(500), | |
187 | SR_MHZ(1), | |
188 | SR_MHZ(2), | |
189 | SR_MHZ(3), | |
190 | SR_MHZ(4), | |
191 | SR_MHZ(6), | |
192 | SR_MHZ(8), | |
193 | SR_MHZ(12), | |
194 | SR_MHZ(16), | |
195 | SR_MHZ(24), | |
196 | }; | |
197 | ||
198 | static const uint64_t dslogic_samplerates[] = { | |
199 | SR_KHZ(10), | |
200 | SR_KHZ(20), | |
201 | SR_KHZ(50), | |
202 | SR_KHZ(100), | |
203 | SR_KHZ(200), | |
204 | SR_KHZ(500), | |
205 | SR_MHZ(1), | |
206 | SR_MHZ(2), | |
207 | SR_MHZ(5), | |
208 | SR_MHZ(10), | |
209 | SR_MHZ(20), | |
210 | SR_MHZ(25), | |
211 | SR_MHZ(50), | |
212 | SR_MHZ(100), | |
213 | SR_MHZ(200), | |
214 | SR_MHZ(400), | |
215 | }; | |
216 | ||
217 | static gboolean is_plausible(const struct libusb_device_descriptor *des) | |
218 | { | |
219 | int i; | |
220 | ||
221 | for (i = 0; supported_fx2[i].vid; i++) { | |
222 | if (des->idVendor != supported_fx2[i].vid) | |
223 | continue; | |
224 | if (des->idProduct == supported_fx2[i].pid) | |
225 | return TRUE; | |
226 | } | |
227 | ||
228 | return FALSE; | |
229 | } | |
230 | ||
231 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
232 | { | |
233 | struct drv_context *drvc; | |
234 | struct dev_context *devc; | |
235 | struct sr_dev_inst *sdi; | |
236 | struct sr_usb_dev_inst *usb; | |
237 | struct sr_channel *ch; | |
238 | struct sr_channel_group *cg; | |
239 | struct sr_config *src; | |
240 | const struct fx2lafw_profile *prof; | |
241 | GSList *l, *devices, *conn_devices; | |
242 | gboolean has_firmware; | |
243 | struct libusb_device_descriptor des; | |
244 | libusb_device **devlist; | |
245 | struct libusb_device_handle *hdl; | |
246 | int ret, i, j; | |
247 | int num_logic_channels = 0, num_analog_channels = 0; | |
248 | const char *conn; | |
249 | char manufacturer[64], product[64], serial_num[64], connection_id[64]; | |
250 | char channel_name[16]; | |
251 | ||
252 | drvc = di->context; | |
253 | ||
254 | conn = NULL; | |
255 | for (l = options; l; l = l->next) { | |
256 | src = l->data; | |
257 | switch (src->key) { | |
258 | case SR_CONF_CONN: | |
259 | conn = g_variant_get_string(src->data, NULL); | |
260 | break; | |
261 | } | |
262 | } | |
263 | if (conn) | |
264 | conn_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn); | |
265 | else | |
266 | conn_devices = NULL; | |
267 | ||
268 | /* Find all fx2lafw compatible devices and upload firmware to them. */ | |
269 | devices = NULL; | |
270 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); | |
271 | for (i = 0; devlist[i]; i++) { | |
272 | if (conn) { | |
273 | usb = NULL; | |
274 | for (l = conn_devices; l; l = l->next) { | |
275 | usb = l->data; | |
276 | if (usb->bus == libusb_get_bus_number(devlist[i]) | |
277 | && usb->address == libusb_get_device_address(devlist[i])) | |
278 | break; | |
279 | } | |
280 | if (!l) | |
281 | /* This device matched none of the ones that | |
282 | * matched the conn specification. */ | |
283 | continue; | |
284 | } | |
285 | ||
286 | libusb_get_device_descriptor( devlist[i], &des); | |
287 | ||
288 | if (!is_plausible(&des)) | |
289 | continue; | |
290 | ||
291 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) { | |
292 | sr_warn("Failed to open potential device with " | |
293 | "VID:PID %04x:%04x: %s.", des.idVendor, | |
294 | des.idProduct, libusb_error_name(ret)); | |
295 | continue; | |
296 | } | |
297 | ||
298 | if (des.iManufacturer == 0) { | |
299 | manufacturer[0] = '\0'; | |
300 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
301 | des.iManufacturer, (unsigned char *) manufacturer, | |
302 | sizeof(manufacturer))) < 0) { | |
303 | sr_warn("Failed to get manufacturer string descriptor: %s.", | |
304 | libusb_error_name(ret)); | |
305 | continue; | |
306 | } | |
307 | ||
308 | if (des.iProduct == 0) { | |
309 | product[0] = '\0'; | |
310 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
311 | des.iProduct, (unsigned char *) product, | |
312 | sizeof(product))) < 0) { | |
313 | sr_warn("Failed to get product string descriptor: %s.", | |
314 | libusb_error_name(ret)); | |
315 | continue; | |
316 | } | |
317 | ||
318 | if (des.iSerialNumber == 0) { | |
319 | serial_num[0] = '\0'; | |
320 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
321 | des.iSerialNumber, (unsigned char *) serial_num, | |
322 | sizeof(serial_num))) < 0) { | |
323 | sr_warn("Failed to get serial number string descriptor: %s.", | |
324 | libusb_error_name(ret)); | |
325 | continue; | |
326 | } | |
327 | ||
328 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); | |
329 | ||
330 | libusb_close(hdl); | |
331 | ||
332 | prof = NULL; | |
333 | for (j = 0; supported_fx2[j].vid; j++) { | |
334 | if (des.idVendor == supported_fx2[j].vid && | |
335 | des.idProduct == supported_fx2[j].pid && | |
336 | (!supported_fx2[j].usb_manufacturer || | |
337 | !strcmp(manufacturer, supported_fx2[j].usb_manufacturer)) && | |
338 | (!supported_fx2[j].usb_product || | |
339 | !strcmp(product, supported_fx2[j].usb_product))) { | |
340 | prof = &supported_fx2[j]; | |
341 | break; | |
342 | } | |
343 | } | |
344 | ||
345 | /* Skip if the device was not found. */ | |
346 | if (!prof) | |
347 | continue; | |
348 | ||
349 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); | |
350 | sdi->status = SR_ST_INITIALIZING; | |
351 | sdi->vendor = g_strdup(prof->vendor); | |
352 | sdi->model = g_strdup(prof->model); | |
353 | sdi->version = g_strdup(prof->model_version); | |
354 | sdi->serial_num = g_strdup(serial_num); | |
355 | sdi->connection_id = g_strdup(connection_id); | |
356 | ||
357 | /* Fill in channellist according to this device's profile. */ | |
358 | num_logic_channels = prof->dev_caps & DEV_CAPS_16BIT ? 16 : 8; | |
359 | num_analog_channels = prof->dev_caps & DEV_CAPS_AX_ANALOG ? 1 : 0; | |
360 | ||
361 | /* Logic channels, all in one channel group. */ | |
362 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
363 | cg->name = g_strdup("Logic"); | |
364 | for (j = 0; j < num_logic_channels; j++) { | |
365 | sprintf(channel_name, "D%d", j); | |
366 | ch = sr_channel_new(sdi, j, SR_CHANNEL_LOGIC, | |
367 | TRUE, channel_name); | |
368 | cg->channels = g_slist_append(cg->channels, ch); | |
369 | } | |
370 | sdi->channel_groups = g_slist_append(NULL, cg); | |
371 | ||
372 | for (j = 0; j < num_analog_channels; j++) { | |
373 | snprintf(channel_name, 16, "A%d", j); | |
374 | ch = sr_channel_new(sdi, j + num_logic_channels, | |
375 | SR_CHANNEL_ANALOG, TRUE, channel_name); | |
376 | ||
377 | /* Every analog channel gets its own channel group. */ | |
378 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
379 | cg->name = g_strdup(channel_name); | |
380 | cg->channels = g_slist_append(NULL, ch); | |
381 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
382 | } | |
383 | ||
384 | devc = fx2lafw_dev_new(); | |
385 | devc->profile = prof; | |
386 | sdi->priv = devc; | |
387 | devices = g_slist_append(devices, sdi); | |
388 | ||
389 | if (!strcmp(prof->model, "DSLogic") | |
390 | || !strcmp(prof->model, "DSLogic Pro") | |
391 | || !strcmp(prof->model, "DSCope")) { | |
392 | devc->dslogic = TRUE; | |
393 | devc->samplerates = dslogic_samplerates; | |
394 | devc->num_samplerates = ARRAY_SIZE(dslogic_samplerates); | |
395 | has_firmware = match_manuf_prod(devlist[i], "DreamSourceLab", "DSLogic") | |
396 | || match_manuf_prod(devlist[i], "DreamSourceLab", "DSCope"); | |
397 | } else { | |
398 | devc->dslogic = FALSE; | |
399 | devc->samplerates = samplerates; | |
400 | devc->num_samplerates = ARRAY_SIZE(samplerates); | |
401 | has_firmware = match_manuf_prod(devlist[i], | |
402 | "sigrok", "fx2lafw"); | |
403 | } | |
404 | ||
405 | if (has_firmware) { | |
406 | /* Already has the firmware, so fix the new address. */ | |
407 | sr_dbg("Found an fx2lafw device."); | |
408 | sdi->status = SR_ST_INACTIVE; | |
409 | sdi->inst_type = SR_INST_USB; | |
410 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
411 | libusb_get_device_address(devlist[i]), NULL); | |
412 | } else { | |
413 | if (ezusb_upload_firmware(drvc->sr_ctx, devlist[i], | |
414 | USB_CONFIGURATION, prof->firmware) == SR_OK) | |
415 | /* Store when this device's FW was updated. */ | |
416 | devc->fw_updated = g_get_monotonic_time(); | |
417 | else | |
418 | sr_err("Firmware upload failed for " | |
419 | "device %d.%d (logical).", | |
420 | libusb_get_bus_number(devlist[i]), | |
421 | libusb_get_device_address(devlist[i])); | |
422 | sdi->inst_type = SR_INST_USB; | |
423 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
424 | 0xff, NULL); | |
425 | } | |
426 | } | |
427 | libusb_free_device_list(devlist, 1); | |
428 | g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free); | |
429 | ||
430 | return std_scan_complete(di, devices); | |
431 | } | |
432 | ||
433 | static void clear_dev_context(void *priv) | |
434 | { | |
435 | struct dev_context *devc; | |
436 | ||
437 | devc = priv; | |
438 | g_slist_free(devc->enabled_analog_channels); | |
439 | g_free(devc); | |
440 | } | |
441 | ||
442 | static int dev_clear(const struct sr_dev_driver *di) | |
443 | { | |
444 | return std_dev_clear(di, clear_dev_context); | |
445 | } | |
446 | ||
447 | static int dev_open(struct sr_dev_inst *sdi) | |
448 | { | |
449 | struct sr_dev_driver *di = sdi->driver; | |
450 | struct sr_usb_dev_inst *usb; | |
451 | struct dev_context *devc; | |
452 | const char *fpga_firmware = NULL; | |
453 | int ret; | |
454 | int64_t timediff_us, timediff_ms; | |
455 | ||
456 | devc = sdi->priv; | |
457 | usb = sdi->conn; | |
458 | ||
459 | /* | |
460 | * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS | |
461 | * milliseconds for the FX2 to renumerate. | |
462 | */ | |
463 | ret = SR_ERR; | |
464 | if (devc->fw_updated > 0) { | |
465 | sr_info("Waiting for device to reset."); | |
466 | /* Takes >= 300ms for the FX2 to be gone from the USB bus. */ | |
467 | g_usleep(300 * 1000); | |
468 | timediff_ms = 0; | |
469 | while (timediff_ms < MAX_RENUM_DELAY_MS) { | |
470 | if ((ret = fx2lafw_dev_open(sdi, di)) == SR_OK) | |
471 | break; | |
472 | g_usleep(100 * 1000); | |
473 | ||
474 | timediff_us = g_get_monotonic_time() - devc->fw_updated; | |
475 | timediff_ms = timediff_us / 1000; | |
476 | sr_spew("Waited %" PRIi64 "ms.", timediff_ms); | |
477 | } | |
478 | if (ret != SR_OK) { | |
479 | sr_err("Device failed to renumerate."); | |
480 | return SR_ERR; | |
481 | } | |
482 | sr_info("Device came back after %" PRIi64 "ms.", timediff_ms); | |
483 | } else { | |
484 | sr_info("Firmware upload was not needed."); | |
485 | ret = fx2lafw_dev_open(sdi, di); | |
486 | } | |
487 | ||
488 | if (ret != SR_OK) { | |
489 | sr_err("Unable to open device."); | |
490 | return SR_ERR; | |
491 | } | |
492 | ||
493 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); | |
494 | if (ret != 0) { | |
495 | switch (ret) { | |
496 | case LIBUSB_ERROR_BUSY: | |
497 | sr_err("Unable to claim USB interface. Another " | |
498 | "program or driver has already claimed it."); | |
499 | break; | |
500 | case LIBUSB_ERROR_NO_DEVICE: | |
501 | sr_err("Device has been disconnected."); | |
502 | break; | |
503 | default: | |
504 | sr_err("Unable to claim interface: %s.", | |
505 | libusb_error_name(ret)); | |
506 | break; | |
507 | } | |
508 | ||
509 | return SR_ERR; | |
510 | } | |
511 | ||
512 | if (devc->dslogic) { | |
513 | if (!strcmp(devc->profile->model, "DSLogic")) { | |
514 | if (devc->dslogic_voltage_threshold == DS_VOLTAGE_RANGE_18_33_V) | |
515 | fpga_firmware = DSLOGIC_FPGA_FIRMWARE_3V3; | |
516 | else | |
517 | fpga_firmware = DSLOGIC_FPGA_FIRMWARE_5V; | |
518 | } else if (!strcmp(devc->profile->model, "DSLogic Pro")){ | |
519 | fpga_firmware = DSLOGIC_PRO_FPGA_FIRMWARE; | |
520 | } else if (!strcmp(devc->profile->model, "DSCope")) { | |
521 | fpga_firmware = DSCOPE_FPGA_FIRMWARE; | |
522 | } | |
523 | ||
524 | if ((ret = dslogic_fpga_firmware_upload(sdi, fpga_firmware)) != SR_OK) | |
525 | return ret; | |
526 | } | |
527 | if (devc->cur_samplerate == 0) { | |
528 | /* Samplerate hasn't been set; default to the slowest one. */ | |
529 | devc->cur_samplerate = devc->samplerates[0]; | |
530 | } | |
531 | ||
532 | return SR_OK; | |
533 | } | |
534 | ||
535 | static int dev_close(struct sr_dev_inst *sdi) | |
536 | { | |
537 | struct sr_usb_dev_inst *usb; | |
538 | ||
539 | usb = sdi->conn; | |
540 | ||
541 | if (!usb->devhdl) | |
542 | return SR_ERR; | |
543 | ||
544 | sr_info("fx2lafw: Closing device on %d.%d (logical) / %s (physical) interface %d.", | |
545 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); | |
546 | libusb_release_interface(usb->devhdl, USB_INTERFACE); | |
547 | libusb_close(usb->devhdl); | |
548 | usb->devhdl = NULL; | |
549 | sdi->status = SR_ST_INACTIVE; | |
550 | ||
551 | return SR_OK; | |
552 | } | |
553 | ||
554 | static int config_get(uint32_t key, GVariant **data, | |
555 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
556 | { | |
557 | struct dev_context *devc; | |
558 | struct sr_usb_dev_inst *usb; | |
559 | GVariant *range[2]; | |
560 | unsigned int i; | |
561 | char str[128]; | |
562 | ||
563 | (void)cg; | |
564 | ||
565 | if (!sdi) | |
566 | return SR_ERR_ARG; | |
567 | ||
568 | devc = sdi->priv; | |
569 | ||
570 | switch (key) { | |
571 | case SR_CONF_CONN: | |
572 | if (!sdi->conn) | |
573 | return SR_ERR_ARG; | |
574 | usb = sdi->conn; | |
575 | if (usb->address == 255) | |
576 | /* Device still needs to re-enumerate after firmware | |
577 | * upload, so we don't know its (future) address. */ | |
578 | return SR_ERR; | |
579 | snprintf(str, 128, "%d.%d", usb->bus, usb->address); | |
580 | *data = g_variant_new_string(str); | |
581 | break; | |
582 | case SR_CONF_VOLTAGE_THRESHOLD: | |
583 | for (i = 0; i < ARRAY_SIZE(volt_thresholds); i++) { | |
584 | if (volt_thresholds[i].range != devc->dslogic_voltage_threshold) | |
585 | continue; | |
586 | range[0] = g_variant_new_double(volt_thresholds[i].low); | |
587 | range[1] = g_variant_new_double(volt_thresholds[i].high); | |
588 | *data = g_variant_new_tuple(range, 2); | |
589 | break; | |
590 | } | |
591 | break; | |
592 | case SR_CONF_LIMIT_SAMPLES: | |
593 | *data = g_variant_new_uint64(devc->limit_samples); | |
594 | break; | |
595 | case SR_CONF_SAMPLERATE: | |
596 | *data = g_variant_new_uint64(devc->cur_samplerate); | |
597 | break; | |
598 | case SR_CONF_CAPTURE_RATIO: | |
599 | *data = g_variant_new_uint64(devc->capture_ratio); | |
600 | break; | |
601 | case SR_CONF_EXTERNAL_CLOCK: | |
602 | *data = g_variant_new_boolean(devc->dslogic_external_clock); | |
603 | break; | |
604 | case SR_CONF_CONTINUOUS: | |
605 | *data = g_variant_new_boolean(devc->dslogic_continuous_mode); | |
606 | break; | |
607 | case SR_CONF_CLOCK_EDGE: | |
608 | i = devc->dslogic_clock_edge; | |
609 | if (i >= ARRAY_SIZE(signal_edge_names)) | |
610 | return SR_ERR_BUG; | |
611 | *data = g_variant_new_string(signal_edge_names[0]); | |
612 | break; | |
613 | default: | |
614 | return SR_ERR_NA; | |
615 | } | |
616 | ||
617 | return SR_OK; | |
618 | } | |
619 | ||
620 | /* | |
621 | * Helper for mapping a string-typed configuration value to an index | |
622 | * within a table of possible values. | |
623 | */ | |
624 | static int lookup_index(GVariant *value, const char *const *table, int len) | |
625 | { | |
626 | const char *entry; | |
627 | int i; | |
628 | ||
629 | entry = g_variant_get_string(value, NULL); | |
630 | if (!entry) | |
631 | return -1; | |
632 | ||
633 | /* Linear search is fine for very small tables. */ | |
634 | for (i = 0; i < len; i++) { | |
635 | if (strcmp(entry, table[i]) == 0) | |
636 | return i; | |
637 | } | |
638 | ||
639 | return -1; | |
640 | } | |
641 | ||
642 | static int config_set(uint32_t key, GVariant *data, | |
643 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
644 | { | |
645 | struct dev_context *devc; | |
646 | uint64_t arg; | |
647 | int i, ret; | |
648 | gdouble low, high; | |
649 | ||
650 | (void)cg; | |
651 | ||
652 | if (!sdi) | |
653 | return SR_ERR_ARG; | |
654 | ||
655 | if (sdi->status != SR_ST_ACTIVE) | |
656 | return SR_ERR; | |
657 | ||
658 | devc = sdi->priv; | |
659 | ||
660 | ret = SR_OK; | |
661 | ||
662 | switch (key) { | |
663 | case SR_CONF_SAMPLERATE: | |
664 | arg = g_variant_get_uint64(data); | |
665 | for (i = 0; i < devc->num_samplerates; i++) { | |
666 | if (devc->samplerates[i] == arg) { | |
667 | devc->cur_samplerate = arg; | |
668 | break; | |
669 | } | |
670 | } | |
671 | if (i == devc->num_samplerates) | |
672 | ret = SR_ERR_ARG; | |
673 | break; | |
674 | case SR_CONF_LIMIT_SAMPLES: | |
675 | devc->limit_samples = g_variant_get_uint64(data); | |
676 | break; | |
677 | case SR_CONF_CAPTURE_RATIO: | |
678 | devc->capture_ratio = g_variant_get_uint64(data); | |
679 | ret = (devc->capture_ratio > 100) ? SR_ERR : SR_OK; | |
680 | break; | |
681 | case SR_CONF_VOLTAGE_THRESHOLD: | |
682 | g_variant_get(data, "(dd)", &low, &high); | |
683 | ret = SR_ERR_ARG; | |
684 | for (i = 0; (unsigned int)i < ARRAY_SIZE(volt_thresholds); i++) { | |
685 | if (fabs(volt_thresholds[i].low - low) < 0.1 && | |
686 | fabs(volt_thresholds[i].high - high) < 0.1) { | |
687 | devc->dslogic_voltage_threshold = volt_thresholds[i].range; | |
688 | break; | |
689 | } | |
690 | } | |
691 | if (!strcmp(devc->profile->model, "DSLogic")) { | |
692 | if (devc->dslogic_voltage_threshold == DS_VOLTAGE_RANGE_5_V) | |
693 | ret = dslogic_fpga_firmware_upload(sdi, DSLOGIC_FPGA_FIRMWARE_5V); | |
694 | else | |
695 | ret = dslogic_fpga_firmware_upload(sdi, DSLOGIC_FPGA_FIRMWARE_3V3); | |
696 | } else if (!strcmp(devc->profile->model, "DSLogic Pro")) { | |
697 | ret = dslogic_fpga_firmware_upload(sdi, DSLOGIC_PRO_FPGA_FIRMWARE); | |
698 | } | |
699 | break; | |
700 | case SR_CONF_EXTERNAL_CLOCK: | |
701 | devc->dslogic_external_clock = g_variant_get_boolean(data); | |
702 | break; | |
703 | case SR_CONF_CONTINUOUS: | |
704 | devc->dslogic_continuous_mode = g_variant_get_boolean(data); | |
705 | break; | |
706 | case SR_CONF_CLOCK_EDGE: | |
707 | i = lookup_index(data, signal_edge_names, | |
708 | ARRAY_SIZE(signal_edge_names)); | |
709 | if (i < 0) | |
710 | return SR_ERR_ARG; | |
711 | devc->dslogic_clock_edge = i; | |
712 | break; | |
713 | default: | |
714 | ret = SR_ERR_NA; | |
715 | } | |
716 | ||
717 | return ret; | |
718 | } | |
719 | ||
720 | static int config_list(uint32_t key, GVariant **data, | |
721 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
722 | { | |
723 | struct dev_context *devc; | |
724 | GVariant *gvar, *range[2]; | |
725 | GVariantBuilder gvb; | |
726 | unsigned int i; | |
727 | ||
728 | (void)cg; | |
729 | ||
730 | switch (key) { | |
731 | case SR_CONF_SCAN_OPTIONS: | |
732 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
733 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
734 | break; | |
735 | case SR_CONF_DEVICE_OPTIONS: | |
736 | if (!sdi) { | |
737 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
738 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
739 | } else { | |
740 | devc = sdi->priv; | |
741 | if (!devc->dslogic) | |
742 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
743 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
744 | else | |
745 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
746 | dslogic_devopts, ARRAY_SIZE(dslogic_devopts), sizeof(uint32_t)); | |
747 | } | |
748 | break; | |
749 | case SR_CONF_VOLTAGE_THRESHOLD: | |
750 | if (!sdi->priv) | |
751 | return SR_ERR_ARG; | |
752 | devc = sdi->priv; | |
753 | if (!devc->dslogic) | |
754 | return SR_ERR_NA; | |
755 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
756 | for (i = 0; i < ARRAY_SIZE(volt_thresholds); i++) { | |
757 | range[0] = g_variant_new_double(volt_thresholds[i].low); | |
758 | range[1] = g_variant_new_double(volt_thresholds[i].high); | |
759 | gvar = g_variant_new_tuple(range, 2); | |
760 | g_variant_builder_add_value(&gvb, gvar); | |
761 | } | |
762 | *data = g_variant_builder_end(&gvb); | |
763 | break; | |
764 | case SR_CONF_SAMPLERATE: | |
765 | devc = sdi->priv; | |
766 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); | |
767 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), devc->samplerates, | |
768 | devc->num_samplerates, sizeof(uint64_t)); | |
769 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); | |
770 | *data = g_variant_builder_end(&gvb); | |
771 | break; | |
772 | case SR_CONF_TRIGGER_MATCH: | |
773 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
774 | soft_trigger_matches, ARRAY_SIZE(soft_trigger_matches), | |
775 | sizeof(int32_t)); | |
776 | break; | |
777 | case SR_CONF_CLOCK_EDGE: | |
778 | *data = g_variant_new_strv(signal_edge_names, | |
779 | ARRAY_SIZE(signal_edge_names)); | |
780 | break; | |
781 | default: | |
782 | return SR_ERR_NA; | |
783 | } | |
784 | ||
785 | return SR_OK; | |
786 | } | |
787 | ||
788 | static int receive_data(int fd, int revents, void *cb_data) | |
789 | { | |
790 | struct timeval tv; | |
791 | struct drv_context *drvc; | |
792 | ||
793 | (void)fd; | |
794 | (void)revents; | |
795 | ||
796 | drvc = (struct drv_context *)cb_data; | |
797 | ||
798 | tv.tv_sec = tv.tv_usec = 0; | |
799 | libusb_handle_events_timeout(drvc->sr_ctx->libusb_ctx, &tv); | |
800 | ||
801 | return TRUE; | |
802 | } | |
803 | ||
804 | static int start_transfers(const struct sr_dev_inst *sdi) | |
805 | { | |
806 | struct dev_context *devc; | |
807 | struct sr_usb_dev_inst *usb; | |
808 | struct sr_trigger *trigger; | |
809 | struct libusb_transfer *transfer; | |
810 | unsigned int i, num_transfers; | |
811 | int endpoint, timeout, ret; | |
812 | unsigned char *buf; | |
813 | size_t size; | |
814 | ||
815 | devc = sdi->priv; | |
816 | usb = sdi->conn; | |
817 | ||
818 | devc->sent_samples = 0; | |
819 | devc->acq_aborted = FALSE; | |
820 | devc->empty_transfer_count = 0; | |
821 | ||
822 | if ((trigger = sr_session_trigger_get(sdi->session)) && !devc->dslogic) { | |
823 | int pre_trigger_samples = 0; | |
824 | if (devc->limit_samples > 0) | |
825 | pre_trigger_samples = devc->capture_ratio * devc->limit_samples/100; | |
826 | devc->stl = soft_trigger_logic_new(sdi, trigger, pre_trigger_samples); | |
827 | if (!devc->stl) | |
828 | return SR_ERR_MALLOC; | |
829 | devc->trigger_fired = FALSE; | |
830 | } else | |
831 | devc->trigger_fired = TRUE; | |
832 | ||
833 | num_transfers = fx2lafw_get_number_of_transfers(devc); | |
834 | ||
835 | //if (devc->dslogic) | |
836 | // num_transfers = dslogic_get_number_of_transfers(devc); | |
837 | ||
838 | if (devc->dslogic) { | |
839 | if (devc->cur_samplerate == SR_MHZ(100)) | |
840 | num_transfers = 16; | |
841 | else if (devc->cur_samplerate == SR_MHZ(200)) | |
842 | num_transfers = 8; | |
843 | else if (devc->cur_samplerate == SR_MHZ(400)) | |
844 | num_transfers = 4; | |
845 | } | |
846 | ||
847 | size = fx2lafw_get_buffer_size(devc); | |
848 | devc->submitted_transfers = 0; | |
849 | ||
850 | devc->transfers = g_try_malloc0(sizeof(*devc->transfers) * num_transfers); | |
851 | if (!devc->transfers) { | |
852 | sr_err("USB transfers malloc failed."); | |
853 | return SR_ERR_MALLOC; | |
854 | } | |
855 | ||
856 | timeout = fx2lafw_get_timeout(devc); | |
857 | endpoint = devc->dslogic ? 6 : 2; | |
858 | devc->num_transfers = num_transfers; | |
859 | for (i = 0; i < num_transfers; i++) { | |
860 | if (!(buf = g_try_malloc(size))) { | |
861 | sr_err("USB transfer buffer malloc failed."); | |
862 | return SR_ERR_MALLOC; | |
863 | } | |
864 | transfer = libusb_alloc_transfer(0); | |
865 | libusb_fill_bulk_transfer(transfer, usb->devhdl, | |
866 | endpoint | LIBUSB_ENDPOINT_IN, buf, size, | |
867 | fx2lafw_receive_transfer, (void *)sdi, timeout); | |
868 | sr_info("submitting transfer: %d", i); | |
869 | if ((ret = libusb_submit_transfer(transfer)) != 0) { | |
870 | sr_err("Failed to submit transfer: %s.", | |
871 | libusb_error_name(ret)); | |
872 | libusb_free_transfer(transfer); | |
873 | g_free(buf); | |
874 | fx2lafw_abort_acquisition(devc); | |
875 | return SR_ERR; | |
876 | } | |
877 | devc->transfers[i] = transfer; | |
878 | devc->submitted_transfers++; | |
879 | } | |
880 | ||
881 | /* | |
882 | * If this device has analog channels and at least one of them is | |
883 | * enabled, use mso_send_data_proc() to properly handle the analog | |
884 | * data. Otherwise use la_send_data_proc(). | |
885 | */ | |
886 | if (g_slist_length(devc->enabled_analog_channels) > 0) | |
887 | devc->send_data_proc = mso_send_data_proc; | |
888 | else | |
889 | devc->send_data_proc = la_send_data_proc; | |
890 | ||
891 | std_session_send_df_header(sdi); | |
892 | ||
893 | return SR_OK; | |
894 | } | |
895 | ||
896 | static void LIBUSB_CALL dslogic_trigger_receive(struct libusb_transfer *transfer) | |
897 | { | |
898 | const struct sr_dev_inst *sdi; | |
899 | struct dslogic_trigger_pos *tpos; | |
900 | struct dev_context *devc; | |
901 | ||
902 | sdi = transfer->user_data; | |
903 | devc = sdi->priv; | |
904 | if (transfer->status == LIBUSB_TRANSFER_CANCELLED) { | |
905 | sr_dbg("Trigger transfer canceled."); | |
906 | /* Terminate session. */ | |
907 | std_session_send_df_end(sdi); | |
908 | usb_source_remove(sdi->session, devc->ctx); | |
909 | devc->num_transfers = 0; | |
910 | g_free(devc->transfers); | |
911 | if (devc->stl) { | |
912 | soft_trigger_logic_free(devc->stl); | |
913 | devc->stl = NULL; | |
914 | } | |
915 | } else if (transfer->status == LIBUSB_TRANSFER_COMPLETED | |
916 | && transfer->actual_length == sizeof(struct dslogic_trigger_pos)) { | |
917 | tpos = (struct dslogic_trigger_pos *)transfer->buffer; | |
918 | sr_info("tpos real_pos %d ram_saddr %d cnt %d", tpos->real_pos, | |
919 | tpos->ram_saddr, tpos->remain_cnt); | |
920 | devc->trigger_pos = tpos->real_pos; | |
921 | g_free(tpos); | |
922 | start_transfers(sdi); | |
923 | } | |
924 | libusb_free_transfer(transfer); | |
925 | } | |
926 | ||
927 | static int dslogic_trigger_request(const struct sr_dev_inst *sdi) | |
928 | { | |
929 | struct sr_usb_dev_inst *usb; | |
930 | struct libusb_transfer *transfer; | |
931 | struct dslogic_trigger_pos *tpos; | |
932 | struct dev_context *devc; | |
933 | int ret; | |
934 | ||
935 | usb = sdi->conn; | |
936 | devc = sdi->priv; | |
937 | ||
938 | if ((ret = dslogic_stop_acquisition(sdi)) != SR_OK) | |
939 | return ret; | |
940 | ||
941 | if ((ret = dslogic_fpga_configure(sdi)) != SR_OK) | |
942 | return ret; | |
943 | ||
944 | /* If this is a DSLogic Pro, set the voltage threshold. */ | |
945 | if (!strcmp(devc->profile->model, "DSLogic Pro")){ | |
946 | if (devc->dslogic_voltage_threshold == DS_VOLTAGE_RANGE_18_33_V) { | |
947 | dslogic_set_vth(sdi, 1.4); | |
948 | } else { | |
949 | dslogic_set_vth(sdi, 3.3); | |
950 | } | |
951 | } | |
952 | ||
953 | if ((ret = dslogic_start_acquisition(sdi)) != SR_OK) | |
954 | return ret; | |
955 | ||
956 | sr_dbg("Getting trigger."); | |
957 | tpos = g_malloc(sizeof(struct dslogic_trigger_pos)); | |
958 | transfer = libusb_alloc_transfer(0); | |
959 | libusb_fill_bulk_transfer(transfer, usb->devhdl, 6 | LIBUSB_ENDPOINT_IN, | |
960 | (unsigned char *)tpos, sizeof(struct dslogic_trigger_pos), | |
961 | dslogic_trigger_receive, (void *)sdi, 0); | |
962 | if ((ret = libusb_submit_transfer(transfer)) < 0) { | |
963 | sr_err("Failed to request trigger: %s.", libusb_error_name(ret)); | |
964 | libusb_free_transfer(transfer); | |
965 | g_free(tpos); | |
966 | return SR_ERR; | |
967 | } | |
968 | ||
969 | devc->transfers = g_try_malloc0(sizeof(*devc->transfers)); | |
970 | if (!devc->transfers) { | |
971 | sr_err("USB trigger_pos transfer malloc failed."); | |
972 | return SR_ERR_MALLOC; | |
973 | } | |
974 | devc->num_transfers = 1; | |
975 | devc->submitted_transfers++; | |
976 | devc->transfers[0] = transfer; | |
977 | ||
978 | return ret; | |
979 | } | |
980 | ||
981 | static int configure_channels(const struct sr_dev_inst *sdi) | |
982 | { | |
983 | struct dev_context *devc; | |
984 | const GSList *l; | |
985 | int p; | |
986 | struct sr_channel *ch; | |
987 | uint32_t channel_mask = 0, num_analog = 0; | |
988 | ||
989 | devc = sdi->priv; | |
990 | ||
991 | g_slist_free(devc->enabled_analog_channels); | |
992 | devc->enabled_analog_channels = NULL; | |
993 | ||
994 | for (l = sdi->channels, p = 0; l; l = l->next, p++) { | |
995 | ch = l->data; | |
996 | if ((p <= NUM_CHANNELS) && (ch->type == SR_CHANNEL_ANALOG) | |
997 | && (ch->enabled)) { | |
998 | num_analog++; | |
999 | devc->enabled_analog_channels = | |
1000 | g_slist_append(devc->enabled_analog_channels, ch); | |
1001 | } else { | |
1002 | channel_mask |= ch->enabled << p; | |
1003 | } | |
1004 | } | |
1005 | ||
1006 | /* | |
1007 | * Use wide sampling if either any of the LA channels 8..15 is enabled | |
1008 | * and/or at least one analog channel is enabled. | |
1009 | */ | |
1010 | devc->sample_wide = (channel_mask > 0xff || num_analog > 0); | |
1011 | ||
1012 | return SR_OK; | |
1013 | } | |
1014 | ||
1015 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) | |
1016 | { | |
1017 | struct sr_dev_driver *di; | |
1018 | struct drv_context *drvc; | |
1019 | struct dev_context *devc; | |
1020 | int timeout, ret; | |
1021 | size_t size; | |
1022 | ||
1023 | if (sdi->status != SR_ST_ACTIVE) | |
1024 | return SR_ERR_DEV_CLOSED; | |
1025 | ||
1026 | di = sdi->driver; | |
1027 | drvc = di->context; | |
1028 | devc = sdi->priv; | |
1029 | ||
1030 | devc->ctx = drvc->sr_ctx; | |
1031 | devc->sent_samples = 0; | |
1032 | devc->empty_transfer_count = 0; | |
1033 | devc->acq_aborted = FALSE; | |
1034 | ||
1035 | if (configure_channels(sdi) != SR_OK) { | |
1036 | sr_err("Failed to configure channels."); | |
1037 | return SR_ERR; | |
1038 | } | |
1039 | ||
1040 | timeout = fx2lafw_get_timeout(devc); | |
1041 | usb_source_add(sdi->session, devc->ctx, timeout, receive_data, drvc); | |
1042 | ||
1043 | if (devc->dslogic) { | |
1044 | dslogic_trigger_request(sdi); | |
1045 | } else { | |
1046 | size = fx2lafw_get_buffer_size(devc); | |
1047 | /* Prepare for analog sampling. */ | |
1048 | if (g_slist_length(devc->enabled_analog_channels) > 0) { | |
1049 | /* We need a buffer half the size of a transfer. */ | |
1050 | devc->logic_buffer = g_try_malloc(size / 2); | |
1051 | devc->analog_buffer = g_try_malloc( | |
1052 | sizeof(float) * size / 2); | |
1053 | } | |
1054 | start_transfers(sdi); | |
1055 | if ((ret = fx2lafw_command_start_acquisition(sdi)) != SR_OK) { | |
1056 | fx2lafw_abort_acquisition(devc); | |
1057 | return ret; | |
1058 | } | |
1059 | } | |
1060 | ||
1061 | return SR_OK; | |
1062 | } | |
1063 | ||
1064 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) | |
1065 | { | |
1066 | struct dev_context *devc; | |
1067 | ||
1068 | devc = sdi->priv; | |
1069 | ||
1070 | if (devc->dslogic) | |
1071 | dslogic_stop_acquisition(sdi); | |
1072 | ||
1073 | fx2lafw_abort_acquisition(sdi->priv); | |
1074 | ||
1075 | return SR_OK; | |
1076 | } | |
1077 | ||
1078 | static struct sr_dev_driver fx2lafw_driver_info = { | |
1079 | .name = "fx2lafw", | |
1080 | .longname = "fx2lafw (generic driver for FX2 based LAs)", | |
1081 | .api_version = 1, | |
1082 | .init = std_init, | |
1083 | .cleanup = std_cleanup, | |
1084 | .scan = scan, | |
1085 | .dev_list = std_dev_list, | |
1086 | .dev_clear = dev_clear, | |
1087 | .config_get = config_get, | |
1088 | .config_set = config_set, | |
1089 | .config_list = config_list, | |
1090 | .dev_open = dev_open, | |
1091 | .dev_close = dev_close, | |
1092 | .dev_acquisition_start = dev_acquisition_start, | |
1093 | .dev_acquisition_stop = dev_acquisition_stop, | |
1094 | .context = NULL, | |
1095 | }; | |
1096 | SR_REGISTER_DEV_DRIVER(fx2lafw_driver_info); |