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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 | ||
2f937611 | 21 | #include "protocol.h" |
f302a082 | 22 | |
4679d14d | 23 | static const struct fx2lafw_profile supported_fx2[] = { |
7ae2f9d5 UH |
24 | /* |
25 | * CWAV USBee AX | |
17b6c75a | 26 | * EE Electronics ESLA201A |
9f05304e | 27 | * ARMFLY AX-Pro |
17b6c75a | 28 | */ |
f8b07fc6 | 29 | { 0x08a9, 0x0014, "CWAV", "USBee AX", NULL, |
d1ddc7a9 | 30 | FIRMWARE_DIR "/fx2lafw-cwav-usbeeax.fw", |
e826239c | 31 | 0, NULL, NULL}, |
0e8d0e24 IF |
32 | /* |
33 | * CWAV USBee DX | |
34 | * XZL-Studio DX | |
35 | */ | |
36 | { 0x08a9, 0x0015, "CWAV", "USBee DX", NULL, | |
37 | FIRMWARE_DIR "/fx2lafw-cwav-usbeedx.fw", | |
e826239c | 38 | DEV_CAPS_16BIT, NULL, NULL }, |
93a9f3da | 39 | |
7ae2f9d5 UH |
40 | /* |
41 | * CWAV USBee SX | |
4502e869 JH |
42 | */ |
43 | { 0x08a9, 0x0009, "CWAV", "USBee SX", NULL, | |
d1ddc7a9 | 44 | FIRMWARE_DIR "/fx2lafw-cwav-usbeesx.fw", |
e826239c | 45 | 0, NULL, NULL}, |
4502e869 | 46 | |
7ae2f9d5 UH |
47 | /* |
48 | * Saleae Logic | |
93a9f3da JH |
49 | * EE Electronics ESLA100 |
50 | * Robomotic MiniLogic | |
1663e470 | 51 | * Robomotic BugLogic 3 |
93a9f3da JH |
52 | */ |
53 | { 0x0925, 0x3881, "Saleae", "Logic", NULL, | |
d1ddc7a9 | 54 | FIRMWARE_DIR "/fx2lafw-saleae-logic.fw", |
e826239c | 55 | 0, NULL, NULL}, |
93a9f3da | 56 | |
f488762a | 57 | /* |
1663e470 UH |
58 | * Default Cypress FX2 without EEPROM, e.g.: |
59 | * Lcsoft Mini Board | |
60 | * Braintechnology USB Interface V2.x | |
f488762a JH |
61 | */ |
62 | { 0x04B4, 0x8613, "Cypress", "FX2", NULL, | |
d1ddc7a9 | 63 | FIRMWARE_DIR "/fx2lafw-cypress-fx2.fw", |
e826239c | 64 | DEV_CAPS_16BIT, NULL, NULL }, |
f488762a | 65 | |
1663e470 UH |
66 | /* |
67 | * Braintechnology USB-LPS | |
68 | */ | |
69 | { 0x16d0, 0x0498, "Braintechnology", "USB-LPS", NULL, | |
d1ddc7a9 | 70 | FIRMWARE_DIR "/fx2lafw-braintechnology-usb-lps.fw", |
e826239c | 71 | DEV_CAPS_16BIT, NULL, NULL }, |
1663e470 | 72 | |
e826239c | 73 | { 0, 0, 0, 0, 0, 0, 0, 0, 0 } |
187b3582 JH |
74 | }; |
75 | ||
89befd46 BV |
76 | static const int32_t hwopts[] = { |
77 | SR_CONF_CONN, | |
78 | }; | |
79 | ||
d6836bf1 | 80 | static const int32_t hwcaps[] = { |
1953564a | 81 | SR_CONF_LOGIC_ANALYZER, |
9615eeb5 | 82 | SR_CONF_TRIGGER_MATCH, |
1953564a | 83 | SR_CONF_SAMPLERATE, |
8b35f474 JH |
84 | |
85 | /* These are really implemented in the driver, not the hardware. */ | |
1953564a BV |
86 | SR_CONF_LIMIT_SAMPLES, |
87 | SR_CONF_CONTINUOUS, | |
8b35f474 JH |
88 | }; |
89 | ||
ba7dd8bb | 90 | static const char *channel_names[] = { |
b36e7153 | 91 | "0", "1", "2", "3", "4", "5", "6", "7", |
78693401 UH |
92 | "8", "9", "10", "11", "12", "13", "14", "15", |
93 | NULL, | |
8b35f474 JH |
94 | }; |
95 | ||
9615eeb5 BV |
96 | static const int32_t soft_trigger_matches[] = { |
97 | SR_TRIGGER_ZERO, | |
98 | SR_TRIGGER_ONE, | |
99 | }; | |
100 | ||
d6836bf1 | 101 | static const uint64_t samplerates[] = { |
79dc6498 JH |
102 | SR_KHZ(20), |
103 | SR_KHZ(25), | |
897c1a2e JH |
104 | SR_KHZ(50), |
105 | SR_KHZ(100), | |
9304d576 JH |
106 | SR_KHZ(200), |
107 | SR_KHZ(250), | |
108 | SR_KHZ(500), | |
8b35f474 JH |
109 | SR_MHZ(1), |
110 | SR_MHZ(2), | |
111 | SR_MHZ(3), | |
112 | SR_MHZ(4), | |
113 | SR_MHZ(6), | |
114 | SR_MHZ(8), | |
115 | SR_MHZ(12), | |
116 | SR_MHZ(16), | |
772a0e61 | 117 | SR_MHZ(24), |
8b35f474 JH |
118 | }; |
119 | ||
a8cc8e44 | 120 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
a873c594 | 121 | static struct sr_dev_driver *di = &fx2lafw_driver_info; |
610dbb70 | 122 | |
6078d2c9 | 123 | static int init(struct sr_context *sr_ctx) |
61136ea6 | 124 | { |
f6beaac5 | 125 | return std_init(sr_ctx, di, LOG_PREFIX); |
61136ea6 BV |
126 | } |
127 | ||
6078d2c9 | 128 | static GSList *scan(GSList *options) |
f302a082 | 129 | { |
dc9dbe94 BV |
130 | struct drv_context *drvc; |
131 | struct dev_context *devc; | |
754b5ff2 BV |
132 | struct sr_dev_inst *sdi; |
133 | struct sr_usb_dev_inst *usb; | |
ba7dd8bb | 134 | struct sr_channel *ch; |
754b5ff2 BV |
135 | struct sr_config *src; |
136 | const struct fx2lafw_profile *prof; | |
137 | GSList *l, *devices, *conn_devices; | |
138 | struct libusb_device_descriptor des; | |
187b3582 | 139 | libusb_device **devlist; |
e826239c | 140 | struct libusb_device_handle *hdl; |
ba7dd8bb | 141 | int devcnt, num_logic_channels, ret, i, j; |
754b5ff2 | 142 | const char *conn; |
e826239c | 143 | char manufacturer[64], product[64]; |
3a7a22cb | 144 | |
a873c594 | 145 | drvc = di->priv; |
187b3582 | 146 | |
754b5ff2 BV |
147 | conn = NULL; |
148 | for (l = options; l; l = l->next) { | |
149 | src = l->data; | |
150 | switch (src->key) { | |
151 | case SR_CONF_CONN: | |
152 | conn = g_variant_get_string(src->data, NULL); | |
153 | break; | |
154 | } | |
155 | } | |
156 | if (conn) | |
157 | conn_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn); | |
158 | else | |
159 | conn_devices = NULL; | |
160 | ||
921634ec | 161 | /* Find all fx2lafw compatible devices and upload firmware to them. */ |
3a7a22cb | 162 | devices = NULL; |
d4abb463 | 163 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); |
187b3582 | 164 | for (i = 0; devlist[i]; i++) { |
754b5ff2 BV |
165 | if (conn) { |
166 | usb = NULL; | |
167 | for (l = conn_devices; l; l = l->next) { | |
168 | usb = l->data; | |
169 | if (usb->bus == libusb_get_bus_number(devlist[i]) | |
170 | && usb->address == libusb_get_device_address(devlist[i])) | |
171 | break; | |
172 | } | |
173 | if (!l) | |
174 | /* This device matched none of the ones that | |
175 | * matched the conn specification. */ | |
176 | continue; | |
177 | } | |
187b3582 | 178 | |
754b5ff2 | 179 | if ((ret = libusb_get_device_descriptor( devlist[i], &des)) != 0) { |
f427daef | 180 | sr_warn("Failed to get device descriptor: %s.", |
d4928d71 | 181 | libusb_error_name(ret)); |
187b3582 JH |
182 | continue; |
183 | } | |
184 | ||
e826239c ML |
185 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) |
186 | continue; | |
187 | ||
188 | if (des.iManufacturer == 0) { | |
189 | manufacturer[0] = '\0'; | |
190 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
191 | des.iManufacturer, (unsigned char *) manufacturer, | |
192 | sizeof(manufacturer))) < 0) { | |
193 | sr_warn("Failed to get manufacturer string descriptor: %s.", | |
194 | libusb_error_name(ret)); | |
195 | continue; | |
196 | } | |
197 | ||
198 | if (des.iProduct == 0) { | |
199 | product[0] = '\0'; | |
200 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
201 | des.iProduct, (unsigned char *) product, | |
202 | sizeof(product))) < 0) { | |
203 | sr_warn("Failed to get product string descriptor: %s.", | |
204 | libusb_error_name(ret)); | |
205 | continue; | |
206 | } | |
207 | ||
208 | libusb_close(hdl); | |
209 | ||
da686568 | 210 | prof = NULL; |
187b3582 JH |
211 | for (j = 0; supported_fx2[j].vid; j++) { |
212 | if (des.idVendor == supported_fx2[j].vid && | |
e826239c ML |
213 | des.idProduct == supported_fx2[j].pid && |
214 | (!supported_fx2[j].usb_manufacturer || | |
215 | !strcmp(manufacturer, supported_fx2[j].usb_manufacturer)) && | |
216 | (!supported_fx2[j].usb_manufacturer || | |
217 | !strcmp(product, supported_fx2[j].usb_product))) { | |
da686568 | 218 | prof = &supported_fx2[j]; |
e826239c | 219 | break; |
187b3582 JH |
220 | } |
221 | } | |
222 | ||
b99457f0 | 223 | /* Skip if the device was not found. */ |
da686568 | 224 | if (!prof) |
187b3582 JH |
225 | continue; |
226 | ||
dc9dbe94 | 227 | devcnt = g_slist_length(drvc->instances); |
187b3582 | 228 | sdi = sr_dev_inst_new(devcnt, SR_ST_INITIALIZING, |
da686568 | 229 | prof->vendor, prof->model, prof->model_version); |
f4a9e5c0 | 230 | if (!sdi) |
25a0f108 | 231 | return NULL; |
a873c594 | 232 | sdi->driver = di; |
187b3582 | 233 | |
ba7dd8bb UH |
234 | /* Fill in channellist according to this device's profile. */ |
235 | num_logic_channels = prof->dev_caps & DEV_CAPS_16BIT ? 16 : 8; | |
236 | for (j = 0; j < num_logic_channels; j++) { | |
3f239f08 | 237 | if (!(ch = sr_channel_new(j, SR_CHANNEL_LOGIC, TRUE, |
ba7dd8bb | 238 | channel_names[j]))) |
25a0f108 | 239 | return NULL; |
ba7dd8bb | 240 | sdi->channels = g_slist_append(sdi->channels, ch); |
06717a8a BV |
241 | } |
242 | ||
dc9dbe94 BV |
243 | devc = fx2lafw_dev_new(); |
244 | devc->profile = prof; | |
245 | sdi->priv = devc; | |
246 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
a8cc8e44 | 247 | devices = g_slist_append(devices, sdi); |
187b3582 | 248 | |
2f937611 | 249 | if (fx2lafw_check_conf_profile(devlist[i])) { |
b1eeb67e | 250 | /* Already has the firmware, so fix the new address. */ |
f427daef | 251 | sr_dbg("Found an fx2lafw device."); |
b1eeb67e | 252 | sdi->status = SR_ST_INACTIVE; |
250a78c7 BV |
253 | sdi->inst_type = SR_INST_USB; |
254 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
255 | libusb_get_device_address(devlist[i]), NULL); | |
b1eeb67e | 256 | } else { |
f8b07fc6 | 257 | if (ezusb_upload_firmware(devlist[i], USB_CONFIGURATION, |
da686568 | 258 | prof->firmware) == SR_OK) |
b99457f0 | 259 | /* Store when this device's FW was updated. */ |
dc9dbe94 | 260 | devc->fw_updated = g_get_monotonic_time(); |
b1eeb67e | 261 | else |
f427daef | 262 | sr_err("Firmware upload failed for " |
7ae2f9d5 | 263 | "device %d.", devcnt); |
250a78c7 | 264 | sdi->inst_type = SR_INST_USB; |
87b545fb | 265 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), |
250a78c7 | 266 | 0xff, NULL); |
b1eeb67e | 267 | } |
187b3582 JH |
268 | } |
269 | libusb_free_device_list(devlist, 1); | |
9dc7a75e | 270 | g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free); |
187b3582 | 271 | |
3a7a22cb | 272 | return devices; |
f302a082 JH |
273 | } |
274 | ||
6078d2c9 | 275 | static GSList *dev_list(void) |
811deee4 | 276 | { |
0e94d524 | 277 | return ((struct drv_context *)(di->priv))->instances; |
811deee4 BV |
278 | } |
279 | ||
6078d2c9 | 280 | static int dev_open(struct sr_dev_inst *sdi) |
f302a082 | 281 | { |
250a78c7 | 282 | struct sr_usb_dev_inst *usb; |
dc9dbe94 | 283 | struct dev_context *devc; |
e8bd58ff UH |
284 | int ret; |
285 | int64_t timediff_us, timediff_ms; | |
43125c69 | 286 | |
dc9dbe94 | 287 | devc = sdi->priv; |
250a78c7 | 288 | usb = sdi->conn; |
43125c69 JH |
289 | |
290 | /* | |
f60fdf6e UH |
291 | * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS |
292 | * milliseconds for the FX2 to renumerate. | |
43125c69 | 293 | */ |
3b6c1930 | 294 | ret = SR_ERR; |
dc9dbe94 | 295 | if (devc->fw_updated > 0) { |
f427daef | 296 | sr_info("Waiting for device to reset."); |
b99457f0 | 297 | /* Takes >= 300ms for the FX2 to be gone from the USB bus. */ |
43125c69 | 298 | g_usleep(300 * 1000); |
e8bd58ff | 299 | timediff_ms = 0; |
f60fdf6e | 300 | while (timediff_ms < MAX_RENUM_DELAY_MS) { |
2f937611 | 301 | if ((ret = fx2lafw_dev_open(sdi, di)) == SR_OK) |
43125c69 JH |
302 | break; |
303 | g_usleep(100 * 1000); | |
e8bd58ff | 304 | |
dc9dbe94 | 305 | timediff_us = g_get_monotonic_time() - devc->fw_updated; |
3b6c1930 | 306 | timediff_ms = timediff_us / 1000; |
b99457f0 | 307 | sr_spew("Waited %" PRIi64 "ms.", timediff_ms); |
43125c69 | 308 | } |
443a14d8 AG |
309 | if (ret != SR_OK) { |
310 | sr_err("Device failed to renumerate."); | |
311 | return SR_ERR; | |
312 | } | |
c0bf69c2 | 313 | sr_info("Device came back after %" PRIi64 "ms.", timediff_ms); |
43125c69 | 314 | } else { |
443a14d8 | 315 | sr_info("Firmware upload was not needed."); |
2f937611 | 316 | ret = fx2lafw_dev_open(sdi, di); |
43125c69 JH |
317 | } |
318 | ||
ebc34738 | 319 | if (ret != SR_OK) { |
f427daef | 320 | sr_err("Unable to open device."); |
43125c69 JH |
321 | return SR_ERR; |
322 | } | |
378abfea | 323 | |
250a78c7 | 324 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 325 | if (ret != 0) { |
87b545fb | 326 | switch (ret) { |
0c156e06 | 327 | case LIBUSB_ERROR_BUSY: |
f427daef | 328 | sr_err("Unable to claim USB interface. Another " |
b99457f0 | 329 | "program or driver has already claimed it."); |
0c156e06 | 330 | break; |
0c156e06 | 331 | case LIBUSB_ERROR_NO_DEVICE: |
f427daef | 332 | sr_err("Device has been disconnected."); |
0c156e06 | 333 | break; |
0c156e06 | 334 | default: |
f427daef | 335 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 336 | libusb_error_name(ret)); |
0c156e06 JH |
337 | break; |
338 | } | |
339 | ||
43125c69 JH |
340 | return SR_ERR; |
341 | } | |
342 | ||
dc9dbe94 | 343 | if (devc->cur_samplerate == 0) { |
f92994fd | 344 | /* Samplerate hasn't been set; default to the slowest one. */ |
d6836bf1 | 345 | devc->cur_samplerate = samplerates[0]; |
f92994fd JH |
346 | } |
347 | ||
f302a082 JH |
348 | return SR_OK; |
349 | } | |
350 | ||
6078d2c9 | 351 | static int dev_close(struct sr_dev_inst *sdi) |
f302a082 | 352 | { |
250a78c7 | 353 | struct sr_usb_dev_inst *usb; |
961009b0 | 354 | |
250a78c7 BV |
355 | usb = sdi->conn; |
356 | if (usb->devhdl == NULL) | |
25a0f108 | 357 | return SR_ERR; |
f1898235 | 358 | |
250a78c7 BV |
359 | sr_info("fx2lafw: Closing device %d on %d.%d interface %d.", |
360 | sdi->index, usb->bus, usb->address, USB_INTERFACE); | |
361 | libusb_release_interface(usb->devhdl, USB_INTERFACE); | |
362 | libusb_close(usb->devhdl); | |
363 | usb->devhdl = NULL; | |
25a0f108 | 364 | sdi->status = SR_ST_INACTIVE; |
f1898235 | 365 | |
f302a082 JH |
366 | return SR_OK; |
367 | } | |
368 | ||
6078d2c9 | 369 | static int cleanup(void) |
f302a082 | 370 | { |
f69b47f0 | 371 | int ret; |
3b412e3a | 372 | struct drv_context *drvc; |
187b3582 | 373 | |
a873c594 | 374 | if (!(drvc = di->priv)) |
dc9dbe94 BV |
375 | return SR_OK; |
376 | ||
a6630742 | 377 | ret = std_dev_clear(di, NULL); |
187b3582 | 378 | |
dc9dbe94 | 379 | g_free(drvc); |
a873c594 | 380 | di->priv = NULL; |
187b3582 | 381 | |
62bc70e4 | 382 | return ret; |
f302a082 JH |
383 | } |
384 | ||
8f996b89 | 385 | static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 386 | const struct sr_channel_group *cg) |
f302a082 | 387 | { |
dc9dbe94 | 388 | struct dev_context *devc; |
89befd46 BV |
389 | struct sr_usb_dev_inst *usb; |
390 | char str[128]; | |
8b35f474 | 391 | |
53b4680f | 392 | (void)cg; |
8f996b89 | 393 | |
a920a7d8 ML |
394 | if (!sdi) |
395 | return SR_ERR_ARG; | |
396 | ||
397 | devc = sdi->priv; | |
398 | ||
035a1078 | 399 | switch (id) { |
89befd46 | 400 | case SR_CONF_CONN: |
a920a7d8 | 401 | if (!sdi->conn) |
38ab8dbe | 402 | return SR_ERR_ARG; |
89befd46 BV |
403 | usb = sdi->conn; |
404 | if (usb->address == 255) | |
405 | /* Device still needs to re-enumerate after firmware | |
406 | * upload, so we don't know its (future) address. */ | |
407 | return SR_ERR; | |
408 | snprintf(str, 128, "%d.%d", usb->bus, usb->address); | |
409 | *data = g_variant_new_string(str); | |
410 | break; | |
a920a7d8 ML |
411 | case SR_CONF_LIMIT_SAMPLES: |
412 | *data = g_variant_new_uint64(devc->limit_samples); | |
413 | break; | |
123e1313 | 414 | case SR_CONF_SAMPLERATE: |
89befd46 | 415 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6e9339aa BV |
416 | break; |
417 | default: | |
bd6fbf62 | 418 | return SR_ERR_NA; |
8b35f474 JH |
419 | } |
420 | ||
6e9339aa | 421 | return SR_OK; |
f302a082 JH |
422 | } |
423 | ||
8f996b89 | 424 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 425 | const struct sr_channel_group *cg) |
f302a082 | 426 | { |
dc9dbe94 | 427 | struct dev_context *devc; |
7cb621d4 JH |
428 | int ret; |
429 | ||
53b4680f | 430 | (void)cg; |
8f996b89 | 431 | |
1c48000d ML |
432 | if (!sdi) |
433 | return SR_ERR_ARG; | |
434 | ||
e73ffd42 BV |
435 | if (sdi->status != SR_ST_ACTIVE) |
436 | return SR_ERR; | |
437 | ||
dc9dbe94 | 438 | devc = sdi->priv; |
7cb621d4 | 439 | |
1c48000d ML |
440 | ret = SR_OK; |
441 | ||
442 | switch (id) | |
443 | { | |
444 | case SR_CONF_SAMPLERATE: | |
445 | devc->cur_samplerate = g_variant_get_uint64(data); | |
446 | break; | |
447 | case SR_CONF_LIMIT_SAMPLES: | |
448 | devc->limit_samples = g_variant_get_uint64(data); | |
449 | break; | |
450 | default: | |
451 | ret = SR_ERR_NA; | |
7cb621d4 JH |
452 | } |
453 | ||
454 | return ret; | |
f302a082 JH |
455 | } |
456 | ||
8f996b89 | 457 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 458 | const struct sr_channel_group *cg) |
a1c743fc | 459 | { |
d6836bf1 BV |
460 | GVariant *gvar; |
461 | GVariantBuilder gvb; | |
a1c743fc BV |
462 | |
463 | (void)sdi; | |
53b4680f | 464 | (void)cg; |
a1c743fc BV |
465 | |
466 | switch (key) { | |
89befd46 BV |
467 | case SR_CONF_SCAN_OPTIONS: |
468 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
469 | hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); | |
470 | break; | |
9a6517d1 | 471 | case SR_CONF_DEVICE_OPTIONS: |
d6836bf1 BV |
472 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
473 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
9a6517d1 | 474 | break; |
a1c743fc | 475 | case SR_CONF_SAMPLERATE: |
d6836bf1 BV |
476 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
477 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), samplerates, | |
478 | ARRAY_SIZE(samplerates), sizeof(uint64_t)); | |
479 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); | |
480 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 481 | break; |
9615eeb5 BV |
482 | case SR_CONF_TRIGGER_MATCH: |
483 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
484 | soft_trigger_matches, ARRAY_SIZE(soft_trigger_matches), | |
485 | sizeof(int32_t)); | |
c50277a6 | 486 | break; |
a1c743fc | 487 | default: |
bd6fbf62 | 488 | return SR_ERR_NA; |
a1c743fc BV |
489 | } |
490 | ||
491 | return SR_OK; | |
492 | } | |
493 | ||
1f9813eb | 494 | static int receive_data(int fd, int revents, void *cb_data) |
610dbb70 JH |
495 | { |
496 | struct timeval tv; | |
b99457f0 | 497 | struct drv_context *drvc; |
610dbb70 | 498 | |
610dbb70 JH |
499 | (void)fd; |
500 | (void)revents; | |
1f9813eb | 501 | (void)cb_data; |
610dbb70 | 502 | |
b99457f0 UH |
503 | drvc = di->priv; |
504 | ||
610dbb70 | 505 | tv.tv_sec = tv.tv_usec = 0; |
d4abb463 | 506 | libusb_handle_events_timeout(drvc->sr_ctx->libusb_ctx, &tv); |
610dbb70 JH |
507 | |
508 | return TRUE; | |
509 | } | |
510 | ||
6078d2c9 | 511 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
f302a082 | 512 | { |
dc9dbe94 | 513 | struct dev_context *devc; |
b99457f0 | 514 | struct drv_context *drvc; |
250a78c7 | 515 | struct sr_usb_dev_inst *usb; |
610dbb70 | 516 | struct libusb_transfer *transfer; |
b99457f0 | 517 | unsigned int i, timeout, num_transfers; |
5af666a9 | 518 | int ret; |
610dbb70 | 519 | unsigned char *buf; |
b99457f0 | 520 | size_t size; |
610dbb70 | 521 | |
e73ffd42 BV |
522 | if (sdi->status != SR_ST_ACTIVE) |
523 | return SR_ERR_DEV_CLOSED; | |
524 | ||
b99457f0 | 525 | drvc = di->priv; |
dc9dbe94 | 526 | devc = sdi->priv; |
250a78c7 | 527 | usb = sdi->conn; |
b99457f0 | 528 | |
3e9b7f9c | 529 | devc->cb_data = cb_data; |
b0ccd64d BV |
530 | devc->sent_samples = 0; |
531 | devc->acq_aborted = FALSE; | |
dc9dbe94 | 532 | devc->empty_transfer_count = 0; |
610dbb70 | 533 | |
9615eeb5 BV |
534 | if (sr_session_trigger_get()) { |
535 | devc->trigger_fired = FALSE; | |
536 | devc->cur_trigger_stage = 0; | |
537 | devc->cur_trigger_step = 0; | |
538 | } else | |
539 | devc->trigger_fired = TRUE; | |
540 | ||
2f937611 UH |
541 | timeout = fx2lafw_get_timeout(devc); |
542 | num_transfers = fx2lafw_get_number_of_transfers(devc); | |
543 | size = fx2lafw_get_buffer_size(devc); | |
2a67abfe | 544 | devc->submitted_transfers = 0; |
5af666a9 | 545 | |
dc9dbe94 | 546 | devc->transfers = g_try_malloc0(sizeof(*devc->transfers) * num_transfers); |
886a52b6 | 547 | if (!devc->transfers) { |
f427daef | 548 | sr_err("USB transfers malloc failed."); |
886a52b6 UH |
549 | return SR_ERR_MALLOC; |
550 | } | |
0caa1ef0 | 551 | |
dc9dbe94 | 552 | devc->num_transfers = num_transfers; |
5af666a9 | 553 | for (i = 0; i < num_transfers; i++) { |
610dbb70 | 554 | if (!(buf = g_try_malloc(size))) { |
b99457f0 | 555 | sr_err("USB transfer buffer malloc failed."); |
610dbb70 JH |
556 | return SR_ERR_MALLOC; |
557 | } | |
558 | transfer = libusb_alloc_transfer(0); | |
250a78c7 | 559 | libusb_fill_bulk_transfer(transfer, usb->devhdl, |
610dbb70 | 560 | 2 | LIBUSB_ENDPOINT_IN, buf, size, |
9615eeb5 | 561 | fx2lafw_receive_transfer, (void *)sdi, timeout); |
d4928d71 | 562 | if ((ret = libusb_submit_transfer(transfer)) != 0) { |
b99457f0 UH |
563 | sr_err("Failed to submit transfer: %s.", |
564 | libusb_error_name(ret)); | |
610dbb70 JH |
565 | libusb_free_transfer(transfer); |
566 | g_free(buf); | |
2f937611 | 567 | fx2lafw_abort_acquisition(devc); |
610dbb70 JH |
568 | return SR_ERR; |
569 | } | |
dc9dbe94 BV |
570 | devc->transfers[i] = transfer; |
571 | devc->submitted_transfers++; | |
610dbb70 JH |
572 | } |
573 | ||
6c60facc ML |
574 | devc->ctx = drvc->sr_ctx; |
575 | ||
576 | usb_source_add(devc->ctx, timeout, receive_data, NULL); | |
610dbb70 | 577 | |
4afdfd46 | 578 | /* Send header packet to the session bus. */ |
29a27196 | 579 | std_session_send_df_header(cb_data, LOG_PREFIX); |
f366e86c | 580 | |
a54edb1d | 581 | if ((ret = fx2lafw_command_start_acquisition(sdi)) != SR_OK) { |
2f937611 | 582 | fx2lafw_abort_acquisition(devc); |
ebc34738 | 583 | return ret; |
017375d1 JH |
584 | } |
585 | ||
f302a082 JH |
586 | return SR_OK; |
587 | } | |
588 | ||
6078d2c9 | 589 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
f302a082 | 590 | { |
2e526f4a | 591 | (void)cb_data; |
5da93902 | 592 | |
2f937611 | 593 | fx2lafw_abort_acquisition(sdi->priv); |
5da93902 | 594 | |
f302a082 JH |
595 | return SR_OK; |
596 | } | |
597 | ||
c09f0b57 | 598 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info = { |
f302a082 | 599 | .name = "fx2lafw", |
2e7cb004 | 600 | .longname = "fx2lafw (generic driver for FX2 based LAs)", |
f302a082 | 601 | .api_version = 1, |
6078d2c9 UH |
602 | .init = init, |
603 | .cleanup = cleanup, | |
604 | .scan = scan, | |
605 | .dev_list = dev_list, | |
a6630742 | 606 | .dev_clear = NULL, |
035a1078 BV |
607 | .config_get = config_get, |
608 | .config_set = config_set, | |
a1c743fc | 609 | .config_list = config_list, |
6078d2c9 UH |
610 | .dev_open = dev_open, |
611 | .dev_close = dev_close, | |
612 | .dev_acquisition_start = dev_acquisition_start, | |
613 | .dev_acquisition_stop = dev_acquisition_stop, | |
dc9dbe94 | 614 | .priv = NULL, |
f302a082 | 615 | }; |