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f302a082 | 1 | /* |
50985c20 | 2 | * This file is part of the libsigrok project. |
f302a082 | 3 | * |
13d8e03c | 4 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> |
f302a082 JH |
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 | ||
6ec6c43b | 21 | #include <config.h> |
2f937611 | 22 | #include "protocol.h" |
b9d53092 | 23 | #include "dslogic.h" |
3fc3fbe4 | 24 | #include <math.h> |
f302a082 | 25 | |
4679d14d | 26 | static const struct fx2lafw_profile supported_fx2[] = { |
7ae2f9d5 UH |
27 | /* |
28 | * CWAV USBee AX | |
17b6c75a | 29 | * EE Electronics ESLA201A |
9f05304e | 30 | * ARMFLY AX-Pro |
17b6c75a | 31 | */ |
f8b07fc6 | 32 | { 0x08a9, 0x0014, "CWAV", "USBee AX", NULL, |
8e2d6c9d | 33 | "fx2lafw-cwav-usbeeax.fw", |
232a975f | 34 | DEV_CAPS_AX_ANALOG, NULL, NULL}, |
0e8d0e24 IF |
35 | /* |
36 | * CWAV USBee DX | |
37 | * XZL-Studio DX | |
38 | */ | |
39 | { 0x08a9, 0x0015, "CWAV", "USBee DX", NULL, | |
8e2d6c9d | 40 | "fx2lafw-cwav-usbeedx.fw", |
e826239c | 41 | DEV_CAPS_16BIT, NULL, NULL }, |
93a9f3da | 42 | |
7ae2f9d5 UH |
43 | /* |
44 | * CWAV USBee SX | |
4502e869 JH |
45 | */ |
46 | { 0x08a9, 0x0009, "CWAV", "USBee SX", NULL, | |
8e2d6c9d | 47 | "fx2lafw-cwav-usbeesx.fw", |
e826239c | 48 | 0, NULL, NULL}, |
4502e869 | 49 | |
b7c53d48 | 50 | /* DreamSourceLab DSLogic (before FW upload) */ |
a7d7f93c | 51 | { 0x2a0e, 0x0001, "DreamSourceLab", "DSLogic", NULL, |
8e2d6c9d | 52 | "dreamsourcelab-dslogic-fx2.fw", |
a7d7f93c | 53 | DEV_CAPS_16BIT, NULL, NULL}, |
b7c53d48 | 54 | /* DreamSourceLab DSLogic (after FW upload) */ |
a7d7f93c | 55 | { 0x2a0e, 0x0001, "DreamSourceLab", "DSLogic", NULL, |
8e2d6c9d | 56 | "dreamsourcelab-dslogic-fx2.fw", |
a7d7f93c BV |
57 | DEV_CAPS_16BIT, "DreamSourceLab", "DSLogic"}, |
58 | ||
b7c53d48 DG |
59 | /* DreamSourceLab DSCope (before FW upload) */ |
60 | { 0x2a0e, 0x0002, "DreamSourceLab", "DSCope", NULL, | |
8e2d6c9d | 61 | "dreamsourcelab-dscope-fx2.fw", |
b7c53d48 DG |
62 | DEV_CAPS_16BIT, NULL, NULL}, |
63 | /* DreamSourceLab DSCope (after FW upload) */ | |
64 | { 0x2a0e, 0x0002, "DreamSourceLab", "DSCope", NULL, | |
8e2d6c9d | 65 | "dreamsourcelab-dscope-fx2.fw", |
b7c53d48 DG |
66 | DEV_CAPS_16BIT, "DreamSourceLab", "DSCope"}, |
67 | ||
68 | /* DreamSourceLab DSLogic Pro (before FW upload) */ | |
69 | { 0x2a0e, 0x0003, "DreamSourceLab", "DSLogic Pro", NULL, | |
8e2d6c9d | 70 | "dreamsourcelab-dslogic-pro-fx2.fw", |
b7c53d48 DG |
71 | DEV_CAPS_16BIT, NULL, NULL}, |
72 | /* DreamSourceLab DSLogic Pro (after FW upload) */ | |
73 | { 0x2a0e, 0x0003, "DreamSourceLab", "DSLogic Pro", NULL, | |
8e2d6c9d | 74 | "dreamsourcelab-dslogic-pro-fx2.fw", |
b7c53d48 DG |
75 | DEV_CAPS_16BIT, "DreamSourceLab", "DSLogic"}, |
76 | ||
7ae2f9d5 UH |
77 | /* |
78 | * Saleae Logic | |
93a9f3da JH |
79 | * EE Electronics ESLA100 |
80 | * Robomotic MiniLogic | |
1663e470 | 81 | * Robomotic BugLogic 3 |
93a9f3da JH |
82 | */ |
83 | { 0x0925, 0x3881, "Saleae", "Logic", NULL, | |
8e2d6c9d | 84 | "fx2lafw-saleae-logic.fw", |
e826239c | 85 | 0, NULL, NULL}, |
93a9f3da | 86 | |
f488762a | 87 | /* |
1663e470 UH |
88 | * Default Cypress FX2 without EEPROM, e.g.: |
89 | * Lcsoft Mini Board | |
90 | * Braintechnology USB Interface V2.x | |
f488762a JH |
91 | */ |
92 | { 0x04B4, 0x8613, "Cypress", "FX2", NULL, | |
8e2d6c9d | 93 | "fx2lafw-cypress-fx2.fw", |
e826239c | 94 | DEV_CAPS_16BIT, NULL, NULL }, |
f488762a | 95 | |
1663e470 UH |
96 | /* |
97 | * Braintechnology USB-LPS | |
98 | */ | |
99 | { 0x16d0, 0x0498, "Braintechnology", "USB-LPS", NULL, | |
8e2d6c9d | 100 | "fx2lafw-braintechnology-usb-lps.fw", |
e826239c | 101 | DEV_CAPS_16BIT, NULL, NULL }, |
1663e470 | 102 | |
3e91de2b UH |
103 | /* |
104 | * sigrok FX2 based 8-channel logic analyzer | |
105 | */ | |
106 | { 0x1d50, 0x608c, "sigrok", "FX2 LA (8ch)", NULL, | |
087c4d59 | 107 | "fx2lafw-sigrok-fx2-8ch.fw", |
3e91de2b UH |
108 | 0, NULL, NULL}, |
109 | ||
110 | /* | |
111 | * sigrok FX2 based 16-channel logic analyzer | |
112 | */ | |
113 | { 0x1d50, 0x608d, "sigrok", "FX2 LA (16ch)", NULL, | |
087c4d59 | 114 | "fx2lafw-sigrok-fx2-16ch.fw", |
3e91de2b UH |
115 | DEV_CAPS_16BIT, NULL, NULL }, |
116 | ||
1b4aedc0 | 117 | ALL_ZERO |
187b3582 JH |
118 | }; |
119 | ||
ff6b76a1 BV |
120 | static const uint32_t drvopts[] = { |
121 | SR_CONF_LOGIC_ANALYZER, | |
122 | }; | |
123 | ||
a0e0bb41 | 124 | static const uint32_t scanopts[] = { |
89befd46 BV |
125 | SR_CONF_CONN, |
126 | }; | |
127 | ||
f254bc4b | 128 | static const uint32_t devopts[] = { |
e91bb0a6 | 129 | SR_CONF_CONTINUOUS, |
ff6b76a1 | 130 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, |
5827f61b BV |
131 | SR_CONF_CONN | SR_CONF_GET, |
132 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
5827f61b | 133 | SR_CONF_TRIGGER_MATCH | SR_CONF_LIST, |
7bfcb25c | 134 | SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET, |
8b35f474 JH |
135 | }; |
136 | ||
3fc3fbe4 DA |
137 | static const uint32_t dslogic_devopts[] = { |
138 | SR_CONF_CONTINUOUS | SR_CONF_SET, | |
139 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
140 | SR_CONF_VOLTAGE_THRESHOLD | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
141 | SR_CONF_CONN | SR_CONF_GET, | |
142 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
143 | SR_CONF_TRIGGER_MATCH | SR_CONF_LIST, | |
144 | SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET, | |
145 | }; | |
146 | ||
9615eeb5 BV |
147 | static const int32_t soft_trigger_matches[] = { |
148 | SR_TRIGGER_ZERO, | |
149 | SR_TRIGGER_ONE, | |
335122f0 BV |
150 | SR_TRIGGER_RISING, |
151 | SR_TRIGGER_FALLING, | |
152 | SR_TRIGGER_EDGE, | |
9615eeb5 BV |
153 | }; |
154 | ||
3fc3fbe4 DA |
155 | static const struct { |
156 | int range; | |
157 | gdouble low; | |
158 | gdouble high; | |
159 | } volt_thresholds[] = { | |
160 | { DS_VOLTAGE_RANGE_18_33_V, 0.7, 1.4 }, | |
161 | { DS_VOLTAGE_RANGE_5_V, 1.4, 3.6 }, | |
162 | }; | |
163 | ||
d6836bf1 | 164 | static const uint64_t samplerates[] = { |
79dc6498 JH |
165 | SR_KHZ(20), |
166 | SR_KHZ(25), | |
897c1a2e JH |
167 | SR_KHZ(50), |
168 | SR_KHZ(100), | |
9304d576 JH |
169 | SR_KHZ(200), |
170 | SR_KHZ(250), | |
171 | SR_KHZ(500), | |
8b35f474 JH |
172 | SR_MHZ(1), |
173 | SR_MHZ(2), | |
174 | SR_MHZ(3), | |
175 | SR_MHZ(4), | |
176 | SR_MHZ(6), | |
177 | SR_MHZ(8), | |
178 | SR_MHZ(12), | |
179 | SR_MHZ(16), | |
772a0e61 | 180 | SR_MHZ(24), |
8b35f474 JH |
181 | }; |
182 | ||
a7d7f93c BV |
183 | static const uint64_t dslogic_samplerates[] = { |
184 | SR_KHZ(10), | |
185 | SR_KHZ(20), | |
186 | SR_KHZ(50), | |
187 | SR_KHZ(100), | |
188 | SR_KHZ(200), | |
189 | SR_KHZ(500), | |
190 | SR_MHZ(1), | |
191 | SR_MHZ(2), | |
192 | SR_MHZ(5), | |
193 | SR_MHZ(10), | |
194 | SR_MHZ(20), | |
195 | SR_MHZ(25), | |
196 | SR_MHZ(50), | |
197 | SR_MHZ(100), | |
198 | SR_MHZ(200), | |
199 | SR_MHZ(400), | |
200 | }; | |
201 | ||
a8cc8e44 | 202 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
610dbb70 | 203 | |
4f840ce9 | 204 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
f302a082 | 205 | { |
dc9dbe94 BV |
206 | struct drv_context *drvc; |
207 | struct dev_context *devc; | |
754b5ff2 BV |
208 | struct sr_dev_inst *sdi; |
209 | struct sr_usb_dev_inst *usb; | |
7fb90f94 BL |
210 | struct sr_channel *ch; |
211 | struct sr_channel_group *cg; | |
754b5ff2 BV |
212 | struct sr_config *src; |
213 | const struct fx2lafw_profile *prof; | |
214 | GSList *l, *devices, *conn_devices; | |
a7d7f93c | 215 | gboolean has_firmware; |
754b5ff2 | 216 | struct libusb_device_descriptor des; |
187b3582 | 217 | libusb_device **devlist; |
e826239c | 218 | struct libusb_device_handle *hdl; |
232a975f JH |
219 | int ret, i, j; |
220 | int num_logic_channels = 0, num_analog_channels = 0; | |
754b5ff2 | 221 | const char *conn; |
5e2c86eb | 222 | char manufacturer[64], product[64], serial_num[64], connection_id[64]; |
7fb90f94 | 223 | char channel_name[16]; |
3a7a22cb | 224 | |
41812aca | 225 | drvc = di->context; |
187b3582 | 226 | |
754b5ff2 BV |
227 | conn = NULL; |
228 | for (l = options; l; l = l->next) { | |
229 | src = l->data; | |
230 | switch (src->key) { | |
231 | case SR_CONF_CONN: | |
232 | conn = g_variant_get_string(src->data, NULL); | |
233 | break; | |
234 | } | |
235 | } | |
236 | if (conn) | |
237 | conn_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn); | |
238 | else | |
239 | conn_devices = NULL; | |
240 | ||
921634ec | 241 | /* Find all fx2lafw compatible devices and upload firmware to them. */ |
3a7a22cb | 242 | devices = NULL; |
d4abb463 | 243 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); |
187b3582 | 244 | for (i = 0; devlist[i]; i++) { |
754b5ff2 BV |
245 | if (conn) { |
246 | usb = NULL; | |
247 | for (l = conn_devices; l; l = l->next) { | |
248 | usb = l->data; | |
249 | if (usb->bus == libusb_get_bus_number(devlist[i]) | |
250 | && usb->address == libusb_get_device_address(devlist[i])) | |
251 | break; | |
252 | } | |
253 | if (!l) | |
254 | /* This device matched none of the ones that | |
255 | * matched the conn specification. */ | |
256 | continue; | |
257 | } | |
187b3582 | 258 | |
2a8f2d41 | 259 | libusb_get_device_descriptor( devlist[i], &des); |
187b3582 | 260 | |
e826239c ML |
261 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) |
262 | continue; | |
263 | ||
264 | if (des.iManufacturer == 0) { | |
265 | manufacturer[0] = '\0'; | |
266 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
267 | des.iManufacturer, (unsigned char *) manufacturer, | |
268 | sizeof(manufacturer))) < 0) { | |
269 | sr_warn("Failed to get manufacturer string descriptor: %s.", | |
270 | libusb_error_name(ret)); | |
271 | continue; | |
272 | } | |
273 | ||
274 | if (des.iProduct == 0) { | |
275 | product[0] = '\0'; | |
276 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
277 | des.iProduct, (unsigned char *) product, | |
278 | sizeof(product))) < 0) { | |
279 | sr_warn("Failed to get product string descriptor: %s.", | |
280 | libusb_error_name(ret)); | |
281 | continue; | |
282 | } | |
283 | ||
5e2c86eb SA |
284 | if (des.iSerialNumber == 0) { |
285 | serial_num[0] = '\0'; | |
286 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
287 | des.iSerialNumber, (unsigned char *) serial_num, | |
288 | sizeof(serial_num))) < 0) { | |
289 | sr_warn("Failed to get serial number string descriptor: %s.", | |
290 | libusb_error_name(ret)); | |
291 | continue; | |
292 | } | |
293 | ||
294 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); | |
295 | ||
e826239c ML |
296 | libusb_close(hdl); |
297 | ||
da686568 | 298 | prof = NULL; |
187b3582 JH |
299 | for (j = 0; supported_fx2[j].vid; j++) { |
300 | if (des.idVendor == supported_fx2[j].vid && | |
e826239c ML |
301 | des.idProduct == supported_fx2[j].pid && |
302 | (!supported_fx2[j].usb_manufacturer || | |
303 | !strcmp(manufacturer, supported_fx2[j].usb_manufacturer)) && | |
304 | (!supported_fx2[j].usb_manufacturer || | |
305 | !strcmp(product, supported_fx2[j].usb_product))) { | |
da686568 | 306 | prof = &supported_fx2[j]; |
e826239c | 307 | break; |
187b3582 JH |
308 | } |
309 | } | |
310 | ||
b99457f0 | 311 | /* Skip if the device was not found. */ |
da686568 | 312 | if (!prof) |
187b3582 JH |
313 | continue; |
314 | ||
aac29cc1 | 315 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
316 | sdi->status = SR_ST_INITIALIZING; |
317 | sdi->vendor = g_strdup(prof->vendor); | |
318 | sdi->model = g_strdup(prof->model); | |
319 | sdi->version = g_strdup(prof->model_version); | |
a873c594 | 320 | sdi->driver = di; |
5e2c86eb SA |
321 | sdi->serial_num = g_strdup(serial_num); |
322 | sdi->connection_id = g_strdup(connection_id); | |
187b3582 | 323 | |
ba7dd8bb UH |
324 | /* Fill in channellist according to this device's profile. */ |
325 | num_logic_channels = prof->dev_caps & DEV_CAPS_16BIT ? 16 : 8; | |
232a975f JH |
326 | num_analog_channels = prof->dev_caps & DEV_CAPS_AX_ANALOG ? 1 : 0; |
327 | ||
7fb90f94 BL |
328 | /* Logic channels, all in one channel group. */ |
329 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
330 | cg->name = g_strdup("Logic"); | |
331 | for (j = 0; j < num_logic_channels; j++) { | |
332 | sprintf(channel_name, "D%d", j); | |
333 | ch = sr_channel_new(sdi, j, SR_CHANNEL_LOGIC, | |
334 | TRUE, channel_name); | |
335 | cg->channels = g_slist_append(cg->channels, ch); | |
336 | } | |
337 | sdi->channel_groups = g_slist_append(NULL, cg); | |
338 | ||
339 | for (j = 0; j < num_analog_channels; j++) { | |
340 | snprintf(channel_name, 16, "A%d", j); | |
341 | ch = sr_channel_new(sdi, j + num_logic_channels, | |
342 | SR_CHANNEL_ANALOG, TRUE, channel_name); | |
343 | ||
344 | /* Every analog channel gets its own channel group. */ | |
345 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
346 | cg->name = g_strdup(channel_name); | |
347 | cg->channels = g_slist_append(NULL, ch); | |
348 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
349 | } | |
232a975f | 350 | |
dc9dbe94 BV |
351 | devc = fx2lafw_dev_new(); |
352 | devc->profile = prof; | |
7fb90f94 BL |
353 | if ((prof->dev_caps & DEV_CAPS_16BIT) || (prof->dev_caps & DEV_CAPS_AX_ANALOG)) |
354 | devc->sample_wide = TRUE; | |
dc9dbe94 BV |
355 | sdi->priv = devc; |
356 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
a8cc8e44 | 357 | devices = g_slist_append(devices, sdi); |
187b3582 | 358 | |
b7c53d48 DG |
359 | if (!strcmp(prof->model, "DSLogic") |
360 | || !strcmp(prof->model, "DSLogic Pro") | |
361 | || !strcmp(prof->model, "DSCope")) { | |
362 | devc->dslogic = TRUE; | |
363 | devc->samplerates = dslogic_samplerates; | |
364 | devc->num_samplerates = ARRAY_SIZE(dslogic_samplerates); | |
365 | has_firmware = match_manuf_prod(devlist[i], "DreamSourceLab", "DSLogic") | |
366 | || match_manuf_prod(devlist[i], "DreamSourceLab", "DSCope"); | |
367 | } else { | |
a7d7f93c BV |
368 | devc->dslogic = FALSE; |
369 | devc->samplerates = samplerates; | |
370 | devc->num_samplerates = ARRAY_SIZE(samplerates); | |
371 | has_firmware = match_manuf_prod(devlist[i], | |
372 | "sigrok", "fx2lafw"); | |
a7d7f93c BV |
373 | } |
374 | ||
375 | if (has_firmware) { | |
b1eeb67e | 376 | /* Already has the firmware, so fix the new address. */ |
f427daef | 377 | sr_dbg("Found an fx2lafw device."); |
b1eeb67e | 378 | sdi->status = SR_ST_INACTIVE; |
250a78c7 BV |
379 | sdi->inst_type = SR_INST_USB; |
380 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
381 | libusb_get_device_address(devlist[i]), NULL); | |
b1eeb67e | 382 | } else { |
8e2d6c9d DE |
383 | if (ezusb_upload_firmware(drvc->sr_ctx, devlist[i], |
384 | USB_CONFIGURATION, prof->firmware) == SR_OK) | |
b99457f0 | 385 | /* Store when this device's FW was updated. */ |
dc9dbe94 | 386 | devc->fw_updated = g_get_monotonic_time(); |
b1eeb67e | 387 | else |
f427daef | 388 | sr_err("Firmware upload failed for " |
5e2c86eb SA |
389 | "device %d.%d (logical).", |
390 | libusb_get_bus_number(devlist[i]), | |
391 | libusb_get_device_address(devlist[i])); | |
250a78c7 | 392 | sdi->inst_type = SR_INST_USB; |
87b545fb | 393 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), |
250a78c7 | 394 | 0xff, NULL); |
b1eeb67e | 395 | } |
187b3582 JH |
396 | } |
397 | libusb_free_device_list(devlist, 1); | |
9dc7a75e | 398 | g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free); |
187b3582 | 399 | |
3a7a22cb | 400 | return devices; |
f302a082 JH |
401 | } |
402 | ||
7fb90f94 BL |
403 | static void clear_dev_context(void *priv) |
404 | { | |
405 | struct dev_context *devc; | |
406 | ||
407 | devc = priv; | |
408 | g_slist_free(devc->enabled_analog_channels); | |
409 | g_free(devc); | |
410 | } | |
411 | ||
412 | static int dev_clear(const struct sr_dev_driver *di) | |
413 | { | |
414 | return std_dev_clear(di, clear_dev_context); | |
415 | } | |
416 | ||
6078d2c9 | 417 | static int dev_open(struct sr_dev_inst *sdi) |
f302a082 | 418 | { |
4f840ce9 | 419 | struct sr_dev_driver *di = sdi->driver; |
250a78c7 | 420 | struct sr_usb_dev_inst *usb; |
dc9dbe94 | 421 | struct dev_context *devc; |
2c240774 | 422 | const char *fpga_firmware = NULL; |
e8bd58ff UH |
423 | int ret; |
424 | int64_t timediff_us, timediff_ms; | |
43125c69 | 425 | |
dc9dbe94 | 426 | devc = sdi->priv; |
250a78c7 | 427 | usb = sdi->conn; |
43125c69 JH |
428 | |
429 | /* | |
f60fdf6e UH |
430 | * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS |
431 | * milliseconds for the FX2 to renumerate. | |
43125c69 | 432 | */ |
3b6c1930 | 433 | ret = SR_ERR; |
dc9dbe94 | 434 | if (devc->fw_updated > 0) { |
f427daef | 435 | sr_info("Waiting for device to reset."); |
b99457f0 | 436 | /* Takes >= 300ms for the FX2 to be gone from the USB bus. */ |
43125c69 | 437 | g_usleep(300 * 1000); |
e8bd58ff | 438 | timediff_ms = 0; |
f60fdf6e | 439 | while (timediff_ms < MAX_RENUM_DELAY_MS) { |
2f937611 | 440 | if ((ret = fx2lafw_dev_open(sdi, di)) == SR_OK) |
43125c69 JH |
441 | break; |
442 | g_usleep(100 * 1000); | |
e8bd58ff | 443 | |
dc9dbe94 | 444 | timediff_us = g_get_monotonic_time() - devc->fw_updated; |
3b6c1930 | 445 | timediff_ms = timediff_us / 1000; |
b99457f0 | 446 | sr_spew("Waited %" PRIi64 "ms.", timediff_ms); |
43125c69 | 447 | } |
443a14d8 AG |
448 | if (ret != SR_OK) { |
449 | sr_err("Device failed to renumerate."); | |
450 | return SR_ERR; | |
451 | } | |
c0bf69c2 | 452 | sr_info("Device came back after %" PRIi64 "ms.", timediff_ms); |
43125c69 | 453 | } else { |
443a14d8 | 454 | sr_info("Firmware upload was not needed."); |
2f937611 | 455 | ret = fx2lafw_dev_open(sdi, di); |
43125c69 JH |
456 | } |
457 | ||
ebc34738 | 458 | if (ret != SR_OK) { |
f427daef | 459 | sr_err("Unable to open device."); |
43125c69 JH |
460 | return SR_ERR; |
461 | } | |
378abfea | 462 | |
250a78c7 | 463 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 464 | if (ret != 0) { |
87b545fb | 465 | switch (ret) { |
0c156e06 | 466 | case LIBUSB_ERROR_BUSY: |
f427daef | 467 | sr_err("Unable to claim USB interface. Another " |
b99457f0 | 468 | "program or driver has already claimed it."); |
0c156e06 | 469 | break; |
0c156e06 | 470 | case LIBUSB_ERROR_NO_DEVICE: |
f427daef | 471 | sr_err("Device has been disconnected."); |
0c156e06 | 472 | break; |
0c156e06 | 473 | default: |
f427daef | 474 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 475 | libusb_error_name(ret)); |
0c156e06 JH |
476 | break; |
477 | } | |
478 | ||
43125c69 JH |
479 | return SR_ERR; |
480 | } | |
481 | ||
a7d7f93c | 482 | if (devc->dslogic) { |
b7c53d48 | 483 | if (!strcmp(devc->profile->model, "DSLogic")) { |
3fc3fbe4 DA |
484 | if (devc->dslogic_voltage_threshold == DS_VOLTAGE_RANGE_18_33_V) |
485 | fpga_firmware = DSLOGIC_FPGA_FIRMWARE_3V3; | |
486 | else | |
487 | fpga_firmware = DSLOGIC_FPGA_FIRMWARE_5V; | |
488 | } else if (!strcmp(devc->profile->model, "DSLogic Pro")){ | |
b7c53d48 DG |
489 | fpga_firmware = DSLOGIC_PRO_FPGA_FIRMWARE; |
490 | } else if (!strcmp(devc->profile->model, "DSCope")) { | |
491 | fpga_firmware = DSCOPE_FPGA_FIRMWARE; | |
492 | } | |
493 | ||
3fc3fbe4 | 494 | if ((ret = dslogic_fpga_firmware_upload(sdi, fpga_firmware)) != SR_OK) |
a7d7f93c BV |
495 | return ret; |
496 | } | |
dc9dbe94 | 497 | if (devc->cur_samplerate == 0) { |
f92994fd | 498 | /* Samplerate hasn't been set; default to the slowest one. */ |
a7d7f93c | 499 | devc->cur_samplerate = devc->samplerates[0]; |
f92994fd JH |
500 | } |
501 | ||
f302a082 JH |
502 | return SR_OK; |
503 | } | |
504 | ||
6078d2c9 | 505 | static int dev_close(struct sr_dev_inst *sdi) |
f302a082 | 506 | { |
250a78c7 | 507 | struct sr_usb_dev_inst *usb; |
961009b0 | 508 | |
250a78c7 | 509 | usb = sdi->conn; |
98fec29e | 510 | if (!usb->devhdl) |
25a0f108 | 511 | return SR_ERR; |
f1898235 | 512 | |
5e2c86eb SA |
513 | sr_info("fx2lafw: Closing device on %d.%d (logical) / %s (physical) interface %d.", |
514 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); | |
250a78c7 BV |
515 | libusb_release_interface(usb->devhdl, USB_INTERFACE); |
516 | libusb_close(usb->devhdl); | |
517 | usb->devhdl = NULL; | |
25a0f108 | 518 | sdi->status = SR_ST_INACTIVE; |
f1898235 | 519 | |
f302a082 JH |
520 | return SR_OK; |
521 | } | |
522 | ||
584560f1 | 523 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 524 | const struct sr_channel_group *cg) |
f302a082 | 525 | { |
dc9dbe94 | 526 | struct dev_context *devc; |
89befd46 | 527 | struct sr_usb_dev_inst *usb; |
3fc3fbe4 DA |
528 | GVariant *range[2]; |
529 | unsigned int i; | |
89befd46 | 530 | char str[128]; |
8b35f474 | 531 | |
53b4680f | 532 | (void)cg; |
8f996b89 | 533 | |
a920a7d8 ML |
534 | if (!sdi) |
535 | return SR_ERR_ARG; | |
536 | ||
537 | devc = sdi->priv; | |
538 | ||
584560f1 | 539 | switch (key) { |
89befd46 | 540 | case SR_CONF_CONN: |
a920a7d8 | 541 | if (!sdi->conn) |
38ab8dbe | 542 | return SR_ERR_ARG; |
89befd46 BV |
543 | usb = sdi->conn; |
544 | if (usb->address == 255) | |
545 | /* Device still needs to re-enumerate after firmware | |
546 | * upload, so we don't know its (future) address. */ | |
547 | return SR_ERR; | |
548 | snprintf(str, 128, "%d.%d", usb->bus, usb->address); | |
549 | *data = g_variant_new_string(str); | |
550 | break; | |
3fc3fbe4 DA |
551 | case SR_CONF_VOLTAGE_THRESHOLD: |
552 | for (i = 0; i < ARRAY_SIZE(volt_thresholds); i++) { | |
553 | if (volt_thresholds[i].range != devc->dslogic_voltage_threshold) | |
554 | continue; | |
555 | range[0] = g_variant_new_double(volt_thresholds[i].low); | |
556 | range[1] = g_variant_new_double(volt_thresholds[i].high); | |
557 | *data = g_variant_new_tuple(range, 2); | |
558 | break; | |
559 | } | |
560 | break; | |
a920a7d8 ML |
561 | case SR_CONF_LIMIT_SAMPLES: |
562 | *data = g_variant_new_uint64(devc->limit_samples); | |
563 | break; | |
123e1313 | 564 | case SR_CONF_SAMPLERATE: |
89befd46 | 565 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6e9339aa | 566 | break; |
7bfcb25c AJ |
567 | case SR_CONF_CAPTURE_RATIO: |
568 | *data = g_variant_new_uint64(devc->capture_ratio); | |
569 | break; | |
6e9339aa | 570 | default: |
bd6fbf62 | 571 | return SR_ERR_NA; |
8b35f474 JH |
572 | } |
573 | ||
6e9339aa | 574 | return SR_OK; |
f302a082 JH |
575 | } |
576 | ||
584560f1 | 577 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 578 | const struct sr_channel_group *cg) |
f302a082 | 579 | { |
dc9dbe94 | 580 | struct dev_context *devc; |
4d7b36a0 | 581 | uint64_t arg; |
65e00366 | 582 | int i, ret; |
3fc3fbe4 | 583 | gdouble low, high; |
7cb621d4 | 584 | |
53b4680f | 585 | (void)cg; |
8f996b89 | 586 | |
1c48000d ML |
587 | if (!sdi) |
588 | return SR_ERR_ARG; | |
589 | ||
e73ffd42 BV |
590 | if (sdi->status != SR_ST_ACTIVE) |
591 | return SR_ERR; | |
592 | ||
dc9dbe94 | 593 | devc = sdi->priv; |
7cb621d4 | 594 | |
1c48000d ML |
595 | ret = SR_OK; |
596 | ||
584560f1 | 597 | switch (key) { |
93b118da UH |
598 | case SR_CONF_SAMPLERATE: |
599 | arg = g_variant_get_uint64(data); | |
65e00366 CFS |
600 | for (i = 0; i < devc->num_samplerates; i++) { |
601 | if (devc->samplerates[i] == arg) { | |
93b118da UH |
602 | devc->cur_samplerate = arg; |
603 | break; | |
4d7b36a0 | 604 | } |
93b118da | 605 | } |
65e00366 | 606 | if (i == devc->num_samplerates) |
93b118da UH |
607 | ret = SR_ERR_ARG; |
608 | break; | |
609 | case SR_CONF_LIMIT_SAMPLES: | |
610 | devc->limit_samples = g_variant_get_uint64(data); | |
611 | break; | |
612 | case SR_CONF_CAPTURE_RATIO: | |
613 | devc->capture_ratio = g_variant_get_uint64(data); | |
a5c38703 | 614 | ret = (devc->capture_ratio > 100) ? SR_ERR : SR_OK; |
93b118da | 615 | break; |
3fc3fbe4 DA |
616 | case SR_CONF_VOLTAGE_THRESHOLD: |
617 | g_variant_get(data, "(dd)", &low, &high); | |
618 | ret = SR_ERR_ARG; | |
619 | for (i = 0; (unsigned int)i < ARRAY_SIZE(volt_thresholds); i++) { | |
620 | if (fabs(volt_thresholds[i].low - low) < 0.1 && | |
621 | fabs(volt_thresholds[i].high - high) < 0.1) { | |
622 | devc->dslogic_voltage_threshold = volt_thresholds[i].range; | |
623 | break; | |
624 | } | |
625 | } | |
626 | if (!strcmp(devc->profile->model, "DSLogic")) { | |
627 | if (devc->dslogic_voltage_threshold == DS_VOLTAGE_RANGE_5_V) | |
628 | ret = dslogic_fpga_firmware_upload(sdi, DSLOGIC_FPGA_FIRMWARE_5V); | |
629 | else | |
630 | ret = dslogic_fpga_firmware_upload(sdi, DSLOGIC_FPGA_FIRMWARE_3V3); | |
631 | }else if (!strcmp(devc->profile->model, "DSLogic Pro")){ | |
632 | ret = dslogic_fpga_firmware_upload(sdi, DSLOGIC_PRO_FPGA_FIRMWARE); | |
633 | } | |
634 | break; | |
93b118da UH |
635 | default: |
636 | ret = SR_ERR_NA; | |
7cb621d4 JH |
637 | } |
638 | ||
639 | return ret; | |
f302a082 JH |
640 | } |
641 | ||
584560f1 | 642 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 643 | const struct sr_channel_group *cg) |
a1c743fc | 644 | { |
a7d7f93c | 645 | struct dev_context *devc; |
3fc3fbe4 | 646 | GVariant *gvar, *range[2]; |
d6836bf1 | 647 | GVariantBuilder gvb; |
3fc3fbe4 | 648 | unsigned int i; |
a1c743fc | 649 | |
53b4680f | 650 | (void)cg; |
a1c743fc BV |
651 | |
652 | switch (key) { | |
89befd46 | 653 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 654 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 655 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
89befd46 | 656 | break; |
9a6517d1 | 657 | case SR_CONF_DEVICE_OPTIONS: |
ff6b76a1 BV |
658 | if (!sdi) |
659 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
3fc3fbe4 DA |
660 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); |
661 | else{ | |
662 | devc = sdi->priv; | |
663 | if (!devc->dslogic) | |
664 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
665 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
666 | else | |
667 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
668 | dslogic_devopts, ARRAY_SIZE(dslogic_devopts), sizeof(uint32_t)); | |
669 | } | |
670 | break; | |
671 | case SR_CONF_VOLTAGE_THRESHOLD: | |
672 | if (!sdi->priv) return SR_ERR_ARG; | |
673 | devc = sdi->priv; | |
674 | if (!devc->dslogic) return SR_ERR_NA; | |
675 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
676 | for (i = 0; i < ARRAY_SIZE(volt_thresholds); i++) { | |
677 | range[0] = g_variant_new_double(volt_thresholds[i].low); | |
678 | range[1] = g_variant_new_double(volt_thresholds[i].high); | |
679 | gvar = g_variant_new_tuple(range, 2); | |
680 | g_variant_builder_add_value(&gvb, gvar); | |
681 | } | |
682 | *data = g_variant_builder_end(&gvb); | |
9a6517d1 | 683 | break; |
a1c743fc | 684 | case SR_CONF_SAMPLERATE: |
a7d7f93c BV |
685 | if (!sdi->priv) |
686 | return SR_ERR_ARG; | |
687 | devc = sdi->priv; | |
d6836bf1 | 688 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
a7d7f93c BV |
689 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), devc->samplerates, |
690 | devc->num_samplerates, sizeof(uint64_t)); | |
d6836bf1 BV |
691 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); |
692 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 693 | break; |
9615eeb5 BV |
694 | case SR_CONF_TRIGGER_MATCH: |
695 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
696 | soft_trigger_matches, ARRAY_SIZE(soft_trigger_matches), | |
697 | sizeof(int32_t)); | |
c50277a6 | 698 | break; |
a1c743fc | 699 | default: |
bd6fbf62 | 700 | return SR_ERR_NA; |
a1c743fc BV |
701 | } |
702 | ||
703 | return SR_OK; | |
704 | } | |
705 | ||
1f9813eb | 706 | static int receive_data(int fd, int revents, void *cb_data) |
610dbb70 JH |
707 | { |
708 | struct timeval tv; | |
b99457f0 | 709 | struct drv_context *drvc; |
610dbb70 | 710 | |
610dbb70 JH |
711 | (void)fd; |
712 | (void)revents; | |
610dbb70 | 713 | |
1a863916 | 714 | drvc = (struct drv_context *)cb_data; |
b99457f0 | 715 | |
610dbb70 | 716 | tv.tv_sec = tv.tv_usec = 0; |
d4abb463 | 717 | libusb_handle_events_timeout(drvc->sr_ctx->libusb_ctx, &tv); |
610dbb70 JH |
718 | |
719 | return TRUE; | |
720 | } | |
721 | ||
b9d53092 | 722 | static int start_transfers(const struct sr_dev_inst *sdi) |
f302a082 | 723 | { |
dc9dbe94 | 724 | struct dev_context *devc; |
250a78c7 | 725 | struct sr_usb_dev_inst *usb; |
335122f0 | 726 | struct sr_trigger *trigger; |
610dbb70 | 727 | struct libusb_transfer *transfer; |
b9d53092 BV |
728 | unsigned int i, num_transfers; |
729 | int endpoint, timeout, ret; | |
610dbb70 | 730 | unsigned char *buf; |
b99457f0 | 731 | size_t size; |
610dbb70 | 732 | |
dc9dbe94 | 733 | devc = sdi->priv; |
250a78c7 | 734 | usb = sdi->conn; |
b99457f0 | 735 | |
b0ccd64d BV |
736 | devc->sent_samples = 0; |
737 | devc->acq_aborted = FALSE; | |
dc9dbe94 | 738 | devc->empty_transfer_count = 0; |
610dbb70 | 739 | |
4237fbca | 740 | if ((trigger = sr_session_trigger_get(sdi->session)) && !devc->dslogic) { |
7bfcb25c AJ |
741 | int pre_trigger_samples = 0; |
742 | if (devc->limit_samples > 0) | |
743 | pre_trigger_samples = devc->capture_ratio * devc->limit_samples/100; | |
744 | devc->stl = soft_trigger_logic_new(sdi, trigger, pre_trigger_samples); | |
98fec29e | 745 | if (!devc->stl) |
7bfcb25c | 746 | return SR_ERR_MALLOC; |
9615eeb5 | 747 | devc->trigger_fired = FALSE; |
9615eeb5 BV |
748 | } else |
749 | devc->trigger_fired = TRUE; | |
750 | ||
2f937611 UH |
751 | num_transfers = fx2lafw_get_number_of_transfers(devc); |
752 | size = fx2lafw_get_buffer_size(devc); | |
2a67abfe | 753 | devc->submitted_transfers = 0; |
5af666a9 | 754 | |
dc9dbe94 | 755 | devc->transfers = g_try_malloc0(sizeof(*devc->transfers) * num_transfers); |
886a52b6 | 756 | if (!devc->transfers) { |
f427daef | 757 | sr_err("USB transfers malloc failed."); |
886a52b6 UH |
758 | return SR_ERR_MALLOC; |
759 | } | |
0caa1ef0 | 760 | |
b9d53092 BV |
761 | timeout = fx2lafw_get_timeout(devc); |
762 | endpoint = devc->dslogic ? 6 : 2; | |
dc9dbe94 | 763 | devc->num_transfers = num_transfers; |
5af666a9 | 764 | for (i = 0; i < num_transfers; i++) { |
610dbb70 | 765 | if (!(buf = g_try_malloc(size))) { |
b99457f0 | 766 | sr_err("USB transfer buffer malloc failed."); |
610dbb70 JH |
767 | return SR_ERR_MALLOC; |
768 | } | |
769 | transfer = libusb_alloc_transfer(0); | |
250a78c7 | 770 | libusb_fill_bulk_transfer(transfer, usb->devhdl, |
b9d53092 | 771 | endpoint | LIBUSB_ENDPOINT_IN, buf, size, |
9615eeb5 | 772 | fx2lafw_receive_transfer, (void *)sdi, timeout); |
d4928d71 | 773 | if ((ret = libusb_submit_transfer(transfer)) != 0) { |
b99457f0 UH |
774 | sr_err("Failed to submit transfer: %s.", |
775 | libusb_error_name(ret)); | |
610dbb70 JH |
776 | libusb_free_transfer(transfer); |
777 | g_free(buf); | |
2f937611 | 778 | fx2lafw_abort_acquisition(devc); |
610dbb70 JH |
779 | return SR_ERR; |
780 | } | |
dc9dbe94 BV |
781 | devc->transfers[i] = transfer; |
782 | devc->submitted_transfers++; | |
610dbb70 JH |
783 | } |
784 | ||
7e5ccff2 JH |
785 | if (devc->profile->dev_caps & DEV_CAPS_AX_ANALOG) |
786 | devc->send_data_proc = mso_send_data_proc; | |
787 | else | |
788 | devc->send_data_proc = la_send_data_proc; | |
7b5d1c64 | 789 | |
6fcf3f0a | 790 | std_session_send_df_header(sdi, LOG_PREFIX); |
610dbb70 | 791 | |
b9d53092 BV |
792 | return SR_OK; |
793 | } | |
794 | ||
55462b8b | 795 | static void LIBUSB_CALL dslogic_trigger_receive(struct libusb_transfer *transfer) |
b9d53092 BV |
796 | { |
797 | const struct sr_dev_inst *sdi; | |
798 | struct dslogic_trigger_pos *tpos; | |
40ebad35 | 799 | struct dev_context *devc; |
b9d53092 BV |
800 | |
801 | sdi = transfer->user_data; | |
40ebad35 DA |
802 | devc = sdi->priv; |
803 | if (transfer->status == LIBUSB_TRANSFER_CANCELLED) { | |
804 | sr_dbg("Trigger transfer canceled."); | |
805 | /* Terminate session. */ | |
3be42bc2 | 806 | std_session_send_df_end(sdi, LOG_PREFIX); |
40ebad35 DA |
807 | usb_source_remove(sdi->session, devc->ctx); |
808 | devc->num_transfers = 0; | |
809 | g_free(devc->transfers); | |
810 | if (devc->stl) { | |
811 | soft_trigger_logic_free(devc->stl); | |
812 | devc->stl = NULL; | |
813 | } | |
814 | } else if (transfer->status == LIBUSB_TRANSFER_COMPLETED | |
b9d53092 BV |
815 | && transfer->actual_length == sizeof(struct dslogic_trigger_pos)) { |
816 | tpos = (struct dslogic_trigger_pos *)transfer->buffer; | |
3fc3fbe4 | 817 | sr_info("tpos real_pos %d ram_saddr %d cnt %d", tpos->real_pos, tpos->ram_saddr, tpos->remain_cnt); |
4237fbca | 818 | devc->trigger_pos = tpos->real_pos; |
b9d53092 BV |
819 | g_free(tpos); |
820 | start_transfers(sdi); | |
821 | } | |
b9d53092 | 822 | libusb_free_transfer(transfer); |
b9d53092 BV |
823 | } |
824 | ||
825 | static int dslogic_trigger_request(const struct sr_dev_inst *sdi) | |
826 | { | |
827 | struct sr_usb_dev_inst *usb; | |
828 | struct libusb_transfer *transfer; | |
829 | struct dslogic_trigger_pos *tpos; | |
40ebad35 | 830 | struct dev_context *devc; |
b9d53092 BV |
831 | int ret; |
832 | ||
833 | usb = sdi->conn; | |
40ebad35 | 834 | devc = sdi->priv; |
b9d53092 BV |
835 | |
836 | if ((ret = dslogic_stop_acquisition(sdi)) != SR_OK) | |
837 | return ret; | |
838 | ||
839 | if ((ret = dslogic_fpga_configure(sdi)) != SR_OK) | |
840 | return ret; | |
f366e86c | 841 | |
3fc3fbe4 DA |
842 | /* if this is a dslogic pro, set the voltage threshold */ |
843 | if (!strcmp(devc->profile->model, "DSLogic Pro")){ | |
844 | if(devc->dslogic_voltage_threshold == DS_VOLTAGE_RANGE_18_33_V){ | |
845 | dslogic_set_vth(sdi, 1.4); | |
846 | }else{ | |
847 | dslogic_set_vth(sdi, 3.3); | |
848 | } | |
849 | } | |
850 | ||
b9d53092 | 851 | if ((ret = dslogic_start_acquisition(sdi)) != SR_OK) |
ebc34738 | 852 | return ret; |
b9d53092 BV |
853 | |
854 | sr_dbg("Getting trigger."); | |
855 | tpos = g_malloc(sizeof(struct dslogic_trigger_pos)); | |
856 | transfer = libusb_alloc_transfer(0); | |
857 | libusb_fill_bulk_transfer(transfer, usb->devhdl, 6 | LIBUSB_ENDPOINT_IN, | |
858 | (unsigned char *)tpos, sizeof(struct dslogic_trigger_pos), | |
859 | dslogic_trigger_receive, (void *)sdi, 0); | |
860 | if ((ret = libusb_submit_transfer(transfer)) < 0) { | |
861 | sr_err("Failed to request trigger: %s.", libusb_error_name(ret)); | |
862 | libusb_free_transfer(transfer); | |
863 | g_free(tpos); | |
864 | return SR_ERR; | |
865 | } | |
866 | ||
40ebad35 DA |
867 | devc->transfers = g_try_malloc0(sizeof(*devc->transfers)); |
868 | if (!devc->transfers) { | |
869 | sr_err("USB trigger_pos transfer malloc failed."); | |
870 | return SR_ERR_MALLOC; | |
871 | } | |
872 | devc->num_transfers = 1; | |
873 | devc->submitted_transfers++; | |
874 | devc->transfers[0] = transfer; | |
875 | ||
b9d53092 BV |
876 | return ret; |
877 | } | |
878 | ||
7fb90f94 BL |
879 | static int configure_channels(const struct sr_dev_inst *sdi) |
880 | { | |
881 | struct dev_context *devc; | |
882 | const GSList *l; | |
883 | int p; | |
884 | struct sr_channel *ch; | |
885 | ||
886 | devc = sdi->priv; | |
887 | ||
888 | g_slist_free(devc->enabled_analog_channels); | |
889 | devc->enabled_analog_channels = NULL; | |
890 | memset(devc->ch_enabled, 0, sizeof(devc->ch_enabled)); | |
891 | ||
892 | for (l = sdi->channels, p = 0; l; l = l->next, p++) { | |
893 | ch = l->data; | |
894 | if ((p <= NUM_CHANNELS) && (ch->type == SR_CHANNEL_ANALOG)) { | |
895 | devc->ch_enabled[p] = ch->enabled; | |
896 | devc->enabled_analog_channels = | |
897 | g_slist_append(devc->enabled_analog_channels, ch); | |
898 | } | |
899 | } | |
900 | ||
901 | return SR_OK; | |
902 | } | |
903 | ||
695dc859 | 904 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
b9d53092 | 905 | { |
4f840ce9 | 906 | struct sr_dev_driver *di; |
b9d53092 BV |
907 | struct drv_context *drvc; |
908 | struct dev_context *devc; | |
909 | int timeout, ret; | |
7e5ccff2 | 910 | size_t size; |
b9d53092 BV |
911 | |
912 | if (sdi->status != SR_ST_ACTIVE) | |
913 | return SR_ERR_DEV_CLOSED; | |
914 | ||
4f840ce9 | 915 | di = sdi->driver; |
41812aca | 916 | drvc = di->context; |
b9d53092 BV |
917 | devc = sdi->priv; |
918 | ||
b9d53092 | 919 | devc->ctx = drvc->sr_ctx; |
b9d53092 BV |
920 | devc->sent_samples = 0; |
921 | devc->empty_transfer_count = 0; | |
922 | devc->acq_aborted = FALSE; | |
923 | ||
7fb90f94 BL |
924 | if (configure_channels(sdi) != SR_OK) { |
925 | sr_err("Failed to configure channels."); | |
926 | return SR_ERR; | |
927 | } | |
928 | ||
b9d53092 | 929 | timeout = fx2lafw_get_timeout(devc); |
4f840ce9 | 930 | usb_source_add(sdi->session, devc->ctx, timeout, receive_data, drvc); |
b9d53092 BV |
931 | |
932 | if (devc->dslogic) { | |
933 | dslogic_trigger_request(sdi); | |
c442ffda | 934 | } else { |
7e5ccff2 JH |
935 | size = fx2lafw_get_buffer_size(devc); |
936 | /* Prepare for analog sampling. */ | |
937 | if (devc->profile->dev_caps & DEV_CAPS_AX_ANALOG) { | |
938 | /* We need a buffer half the size of a transfer. */ | |
939 | devc->logic_buffer = g_try_malloc(size / 2); | |
940 | devc->analog_buffer = g_try_malloc( | |
941 | sizeof(float) * size / 2); | |
942 | } | |
b9d53092 | 943 | start_transfers(sdi); |
815e3cb8 SA |
944 | if ((ret = fx2lafw_command_start_acquisition(sdi)) != SR_OK) { |
945 | fx2lafw_abort_acquisition(devc); | |
946 | return ret; | |
947 | } | |
017375d1 JH |
948 | } |
949 | ||
f302a082 JH |
950 | return SR_OK; |
951 | } | |
952 | ||
695dc859 | 953 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
f302a082 | 954 | { |
1a7ff3d0 UH |
955 | struct dev_context *devc; |
956 | ||
1a7ff3d0 UH |
957 | devc = sdi->priv; |
958 | ||
959 | if (devc->dslogic) | |
960 | dslogic_stop_acquisition(sdi); | |
961 | ||
2f937611 | 962 | fx2lafw_abort_acquisition(sdi->priv); |
5da93902 | 963 | |
f302a082 JH |
964 | return SR_OK; |
965 | } | |
966 | ||
c09f0b57 | 967 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info = { |
f302a082 | 968 | .name = "fx2lafw", |
2e7cb004 | 969 | .longname = "fx2lafw (generic driver for FX2 based LAs)", |
f302a082 | 970 | .api_version = 1, |
c2fdcc25 | 971 | .init = std_init, |
700d6b64 | 972 | .cleanup = std_cleanup, |
6078d2c9 | 973 | .scan = scan, |
c01bf34c | 974 | .dev_list = std_dev_list, |
7fb90f94 | 975 | .dev_clear = dev_clear, |
035a1078 BV |
976 | .config_get = config_get, |
977 | .config_set = config_set, | |
a1c743fc | 978 | .config_list = config_list, |
6078d2c9 UH |
979 | .dev_open = dev_open, |
980 | .dev_close = dev_close, | |
981 | .dev_acquisition_start = dev_acquisition_start, | |
982 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 983 | .context = NULL, |
f302a082 | 984 | }; |