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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 | ||
ff6b76a1 BV |
76 | static const uint32_t drvopts[] = { |
77 | SR_CONF_LOGIC_ANALYZER, | |
78 | }; | |
79 | ||
a0e0bb41 | 80 | static const uint32_t scanopts[] = { |
89befd46 BV |
81 | SR_CONF_CONN, |
82 | }; | |
83 | ||
f254bc4b | 84 | static const uint32_t devopts[] = { |
ff6b76a1 BV |
85 | SR_CONF_CONTINUOUS | SR_CONF_SET, |
86 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
5827f61b BV |
87 | SR_CONF_CONN | SR_CONF_GET, |
88 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
5827f61b | 89 | SR_CONF_TRIGGER_MATCH | SR_CONF_LIST, |
8b35f474 JH |
90 | }; |
91 | ||
ba7dd8bb | 92 | static const char *channel_names[] = { |
b36e7153 | 93 | "0", "1", "2", "3", "4", "5", "6", "7", |
78693401 UH |
94 | "8", "9", "10", "11", "12", "13", "14", "15", |
95 | NULL, | |
8b35f474 JH |
96 | }; |
97 | ||
9615eeb5 BV |
98 | static const int32_t soft_trigger_matches[] = { |
99 | SR_TRIGGER_ZERO, | |
100 | SR_TRIGGER_ONE, | |
335122f0 BV |
101 | SR_TRIGGER_RISING, |
102 | SR_TRIGGER_FALLING, | |
103 | SR_TRIGGER_EDGE, | |
9615eeb5 BV |
104 | }; |
105 | ||
d6836bf1 | 106 | static const uint64_t samplerates[] = { |
79dc6498 JH |
107 | SR_KHZ(20), |
108 | SR_KHZ(25), | |
897c1a2e JH |
109 | SR_KHZ(50), |
110 | SR_KHZ(100), | |
9304d576 JH |
111 | SR_KHZ(200), |
112 | SR_KHZ(250), | |
113 | SR_KHZ(500), | |
8b35f474 JH |
114 | SR_MHZ(1), |
115 | SR_MHZ(2), | |
116 | SR_MHZ(3), | |
117 | SR_MHZ(4), | |
118 | SR_MHZ(6), | |
119 | SR_MHZ(8), | |
120 | SR_MHZ(12), | |
121 | SR_MHZ(16), | |
772a0e61 | 122 | SR_MHZ(24), |
8b35f474 JH |
123 | }; |
124 | ||
a8cc8e44 | 125 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
a873c594 | 126 | static struct sr_dev_driver *di = &fx2lafw_driver_info; |
610dbb70 | 127 | |
6078d2c9 | 128 | static int init(struct sr_context *sr_ctx) |
61136ea6 | 129 | { |
f6beaac5 | 130 | return std_init(sr_ctx, di, LOG_PREFIX); |
61136ea6 BV |
131 | } |
132 | ||
6078d2c9 | 133 | static GSList *scan(GSList *options) |
f302a082 | 134 | { |
dc9dbe94 BV |
135 | struct drv_context *drvc; |
136 | struct dev_context *devc; | |
754b5ff2 BV |
137 | struct sr_dev_inst *sdi; |
138 | struct sr_usb_dev_inst *usb; | |
ba7dd8bb | 139 | struct sr_channel *ch; |
754b5ff2 BV |
140 | struct sr_config *src; |
141 | const struct fx2lafw_profile *prof; | |
142 | GSList *l, *devices, *conn_devices; | |
143 | struct libusb_device_descriptor des; | |
187b3582 | 144 | libusb_device **devlist; |
e826239c | 145 | struct libusb_device_handle *hdl; |
5e2c86eb | 146 | int num_logic_channels, ret, i, j; |
754b5ff2 | 147 | const char *conn; |
5e2c86eb | 148 | char manufacturer[64], product[64], serial_num[64], connection_id[64]; |
3a7a22cb | 149 | |
a873c594 | 150 | drvc = di->priv; |
187b3582 | 151 | |
754b5ff2 BV |
152 | conn = NULL; |
153 | for (l = options; l; l = l->next) { | |
154 | src = l->data; | |
155 | switch (src->key) { | |
156 | case SR_CONF_CONN: | |
157 | conn = g_variant_get_string(src->data, NULL); | |
158 | break; | |
159 | } | |
160 | } | |
161 | if (conn) | |
162 | conn_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn); | |
163 | else | |
164 | conn_devices = NULL; | |
165 | ||
921634ec | 166 | /* Find all fx2lafw compatible devices and upload firmware to them. */ |
3a7a22cb | 167 | devices = NULL; |
d4abb463 | 168 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); |
187b3582 | 169 | for (i = 0; devlist[i]; i++) { |
754b5ff2 BV |
170 | if (conn) { |
171 | usb = NULL; | |
172 | for (l = conn_devices; l; l = l->next) { | |
173 | usb = l->data; | |
174 | if (usb->bus == libusb_get_bus_number(devlist[i]) | |
175 | && usb->address == libusb_get_device_address(devlist[i])) | |
176 | break; | |
177 | } | |
178 | if (!l) | |
179 | /* This device matched none of the ones that | |
180 | * matched the conn specification. */ | |
181 | continue; | |
182 | } | |
187b3582 | 183 | |
754b5ff2 | 184 | if ((ret = libusb_get_device_descriptor( devlist[i], &des)) != 0) { |
f427daef | 185 | sr_warn("Failed to get device descriptor: %s.", |
d4928d71 | 186 | libusb_error_name(ret)); |
187b3582 JH |
187 | continue; |
188 | } | |
189 | ||
e826239c ML |
190 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) |
191 | continue; | |
192 | ||
193 | if (des.iManufacturer == 0) { | |
194 | manufacturer[0] = '\0'; | |
195 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
196 | des.iManufacturer, (unsigned char *) manufacturer, | |
197 | sizeof(manufacturer))) < 0) { | |
198 | sr_warn("Failed to get manufacturer string descriptor: %s.", | |
199 | libusb_error_name(ret)); | |
200 | continue; | |
201 | } | |
202 | ||
203 | if (des.iProduct == 0) { | |
204 | product[0] = '\0'; | |
205 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
206 | des.iProduct, (unsigned char *) product, | |
207 | sizeof(product))) < 0) { | |
208 | sr_warn("Failed to get product string descriptor: %s.", | |
209 | libusb_error_name(ret)); | |
210 | continue; | |
211 | } | |
212 | ||
5e2c86eb SA |
213 | if (des.iSerialNumber == 0) { |
214 | serial_num[0] = '\0'; | |
215 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
216 | des.iSerialNumber, (unsigned char *) serial_num, | |
217 | sizeof(serial_num))) < 0) { | |
218 | sr_warn("Failed to get serial number string descriptor: %s.", | |
219 | libusb_error_name(ret)); | |
220 | continue; | |
221 | } | |
222 | ||
223 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); | |
224 | ||
e826239c ML |
225 | libusb_close(hdl); |
226 | ||
da686568 | 227 | prof = NULL; |
187b3582 JH |
228 | for (j = 0; supported_fx2[j].vid; j++) { |
229 | if (des.idVendor == supported_fx2[j].vid && | |
e826239c ML |
230 | des.idProduct == supported_fx2[j].pid && |
231 | (!supported_fx2[j].usb_manufacturer || | |
232 | !strcmp(manufacturer, supported_fx2[j].usb_manufacturer)) && | |
233 | (!supported_fx2[j].usb_manufacturer || | |
234 | !strcmp(product, supported_fx2[j].usb_product))) { | |
da686568 | 235 | prof = &supported_fx2[j]; |
e826239c | 236 | break; |
187b3582 JH |
237 | } |
238 | } | |
239 | ||
b99457f0 | 240 | /* Skip if the device was not found. */ |
da686568 | 241 | if (!prof) |
187b3582 JH |
242 | continue; |
243 | ||
aac29cc1 | 244 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
245 | sdi->status = SR_ST_INITIALIZING; |
246 | sdi->vendor = g_strdup(prof->vendor); | |
247 | sdi->model = g_strdup(prof->model); | |
248 | sdi->version = g_strdup(prof->model_version); | |
a873c594 | 249 | sdi->driver = di; |
5e2c86eb SA |
250 | sdi->serial_num = g_strdup(serial_num); |
251 | sdi->connection_id = g_strdup(connection_id); | |
187b3582 | 252 | |
ba7dd8bb UH |
253 | /* Fill in channellist according to this device's profile. */ |
254 | num_logic_channels = prof->dev_caps & DEV_CAPS_16BIT ? 16 : 8; | |
255 | for (j = 0; j < num_logic_channels; j++) { | |
c368e6f3 UH |
256 | ch = sr_channel_new(j, SR_CHANNEL_LOGIC, TRUE, |
257 | channel_names[j]); | |
ba7dd8bb | 258 | sdi->channels = g_slist_append(sdi->channels, ch); |
06717a8a BV |
259 | } |
260 | ||
dc9dbe94 BV |
261 | devc = fx2lafw_dev_new(); |
262 | devc->profile = prof; | |
aab4b8cb | 263 | devc->sample_wide = (prof->dev_caps & DEV_CAPS_16BIT) != 0; |
dc9dbe94 BV |
264 | sdi->priv = devc; |
265 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
a8cc8e44 | 266 | devices = g_slist_append(devices, sdi); |
187b3582 | 267 | |
2f937611 | 268 | if (fx2lafw_check_conf_profile(devlist[i])) { |
b1eeb67e | 269 | /* Already has the firmware, so fix the new address. */ |
f427daef | 270 | sr_dbg("Found an fx2lafw device."); |
b1eeb67e | 271 | sdi->status = SR_ST_INACTIVE; |
250a78c7 BV |
272 | sdi->inst_type = SR_INST_USB; |
273 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
274 | libusb_get_device_address(devlist[i]), NULL); | |
b1eeb67e | 275 | } else { |
f8b07fc6 | 276 | if (ezusb_upload_firmware(devlist[i], USB_CONFIGURATION, |
da686568 | 277 | prof->firmware) == SR_OK) |
b99457f0 | 278 | /* Store when this device's FW was updated. */ |
dc9dbe94 | 279 | devc->fw_updated = g_get_monotonic_time(); |
b1eeb67e | 280 | else |
f427daef | 281 | sr_err("Firmware upload failed for " |
5e2c86eb SA |
282 | "device %d.%d (logical).", |
283 | libusb_get_bus_number(devlist[i]), | |
284 | libusb_get_device_address(devlist[i])); | |
250a78c7 | 285 | sdi->inst_type = SR_INST_USB; |
87b545fb | 286 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), |
250a78c7 | 287 | 0xff, NULL); |
b1eeb67e | 288 | } |
187b3582 JH |
289 | } |
290 | libusb_free_device_list(devlist, 1); | |
9dc7a75e | 291 | g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free); |
187b3582 | 292 | |
3a7a22cb | 293 | return devices; |
f302a082 JH |
294 | } |
295 | ||
6078d2c9 | 296 | static GSList *dev_list(void) |
811deee4 | 297 | { |
0e94d524 | 298 | return ((struct drv_context *)(di->priv))->instances; |
811deee4 BV |
299 | } |
300 | ||
6078d2c9 | 301 | static int dev_open(struct sr_dev_inst *sdi) |
f302a082 | 302 | { |
250a78c7 | 303 | struct sr_usb_dev_inst *usb; |
dc9dbe94 | 304 | struct dev_context *devc; |
e8bd58ff UH |
305 | int ret; |
306 | int64_t timediff_us, timediff_ms; | |
43125c69 | 307 | |
dc9dbe94 | 308 | devc = sdi->priv; |
250a78c7 | 309 | usb = sdi->conn; |
43125c69 JH |
310 | |
311 | /* | |
f60fdf6e UH |
312 | * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS |
313 | * milliseconds for the FX2 to renumerate. | |
43125c69 | 314 | */ |
3b6c1930 | 315 | ret = SR_ERR; |
dc9dbe94 | 316 | if (devc->fw_updated > 0) { |
f427daef | 317 | sr_info("Waiting for device to reset."); |
b99457f0 | 318 | /* Takes >= 300ms for the FX2 to be gone from the USB bus. */ |
43125c69 | 319 | g_usleep(300 * 1000); |
e8bd58ff | 320 | timediff_ms = 0; |
f60fdf6e | 321 | while (timediff_ms < MAX_RENUM_DELAY_MS) { |
2f937611 | 322 | if ((ret = fx2lafw_dev_open(sdi, di)) == SR_OK) |
43125c69 JH |
323 | break; |
324 | g_usleep(100 * 1000); | |
e8bd58ff | 325 | |
dc9dbe94 | 326 | timediff_us = g_get_monotonic_time() - devc->fw_updated; |
3b6c1930 | 327 | timediff_ms = timediff_us / 1000; |
b99457f0 | 328 | sr_spew("Waited %" PRIi64 "ms.", timediff_ms); |
43125c69 | 329 | } |
443a14d8 AG |
330 | if (ret != SR_OK) { |
331 | sr_err("Device failed to renumerate."); | |
332 | return SR_ERR; | |
333 | } | |
c0bf69c2 | 334 | sr_info("Device came back after %" PRIi64 "ms.", timediff_ms); |
43125c69 | 335 | } else { |
443a14d8 | 336 | sr_info("Firmware upload was not needed."); |
2f937611 | 337 | ret = fx2lafw_dev_open(sdi, di); |
43125c69 JH |
338 | } |
339 | ||
ebc34738 | 340 | if (ret != SR_OK) { |
f427daef | 341 | sr_err("Unable to open device."); |
43125c69 JH |
342 | return SR_ERR; |
343 | } | |
378abfea | 344 | |
250a78c7 | 345 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 346 | if (ret != 0) { |
87b545fb | 347 | switch (ret) { |
0c156e06 | 348 | case LIBUSB_ERROR_BUSY: |
f427daef | 349 | sr_err("Unable to claim USB interface. Another " |
b99457f0 | 350 | "program or driver has already claimed it."); |
0c156e06 | 351 | break; |
0c156e06 | 352 | case LIBUSB_ERROR_NO_DEVICE: |
f427daef | 353 | sr_err("Device has been disconnected."); |
0c156e06 | 354 | break; |
0c156e06 | 355 | default: |
f427daef | 356 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 357 | libusb_error_name(ret)); |
0c156e06 JH |
358 | break; |
359 | } | |
360 | ||
43125c69 JH |
361 | return SR_ERR; |
362 | } | |
363 | ||
dc9dbe94 | 364 | if (devc->cur_samplerate == 0) { |
f92994fd | 365 | /* Samplerate hasn't been set; default to the slowest one. */ |
d6836bf1 | 366 | devc->cur_samplerate = samplerates[0]; |
f92994fd JH |
367 | } |
368 | ||
f302a082 JH |
369 | return SR_OK; |
370 | } | |
371 | ||
6078d2c9 | 372 | static int dev_close(struct sr_dev_inst *sdi) |
f302a082 | 373 | { |
250a78c7 | 374 | struct sr_usb_dev_inst *usb; |
961009b0 | 375 | |
250a78c7 BV |
376 | usb = sdi->conn; |
377 | if (usb->devhdl == NULL) | |
25a0f108 | 378 | return SR_ERR; |
f1898235 | 379 | |
5e2c86eb SA |
380 | sr_info("fx2lafw: Closing device on %d.%d (logical) / %s (physical) interface %d.", |
381 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); | |
250a78c7 BV |
382 | libusb_release_interface(usb->devhdl, USB_INTERFACE); |
383 | libusb_close(usb->devhdl); | |
384 | usb->devhdl = NULL; | |
25a0f108 | 385 | sdi->status = SR_ST_INACTIVE; |
f1898235 | 386 | |
f302a082 JH |
387 | return SR_OK; |
388 | } | |
389 | ||
6078d2c9 | 390 | static int cleanup(void) |
f302a082 | 391 | { |
f69b47f0 | 392 | int ret; |
3b412e3a | 393 | struct drv_context *drvc; |
187b3582 | 394 | |
a873c594 | 395 | if (!(drvc = di->priv)) |
dc9dbe94 BV |
396 | return SR_OK; |
397 | ||
a6630742 | 398 | ret = std_dev_clear(di, NULL); |
187b3582 | 399 | |
dc9dbe94 | 400 | g_free(drvc); |
a873c594 | 401 | di->priv = NULL; |
187b3582 | 402 | |
62bc70e4 | 403 | return ret; |
f302a082 JH |
404 | } |
405 | ||
584560f1 | 406 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 407 | const struct sr_channel_group *cg) |
f302a082 | 408 | { |
dc9dbe94 | 409 | struct dev_context *devc; |
89befd46 BV |
410 | struct sr_usb_dev_inst *usb; |
411 | char str[128]; | |
8b35f474 | 412 | |
53b4680f | 413 | (void)cg; |
8f996b89 | 414 | |
a920a7d8 ML |
415 | if (!sdi) |
416 | return SR_ERR_ARG; | |
417 | ||
418 | devc = sdi->priv; | |
419 | ||
584560f1 | 420 | switch (key) { |
89befd46 | 421 | case SR_CONF_CONN: |
a920a7d8 | 422 | if (!sdi->conn) |
38ab8dbe | 423 | return SR_ERR_ARG; |
89befd46 BV |
424 | usb = sdi->conn; |
425 | if (usb->address == 255) | |
426 | /* Device still needs to re-enumerate after firmware | |
427 | * upload, so we don't know its (future) address. */ | |
428 | return SR_ERR; | |
429 | snprintf(str, 128, "%d.%d", usb->bus, usb->address); | |
430 | *data = g_variant_new_string(str); | |
431 | break; | |
a920a7d8 ML |
432 | case SR_CONF_LIMIT_SAMPLES: |
433 | *data = g_variant_new_uint64(devc->limit_samples); | |
434 | break; | |
123e1313 | 435 | case SR_CONF_SAMPLERATE: |
89befd46 | 436 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6e9339aa BV |
437 | break; |
438 | default: | |
bd6fbf62 | 439 | return SR_ERR_NA; |
8b35f474 JH |
440 | } |
441 | ||
6e9339aa | 442 | return SR_OK; |
f302a082 JH |
443 | } |
444 | ||
584560f1 | 445 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 446 | const struct sr_channel_group *cg) |
f302a082 | 447 | { |
dc9dbe94 | 448 | struct dev_context *devc; |
4d7b36a0 BV |
449 | uint64_t arg; |
450 | unsigned int i; | |
7cb621d4 JH |
451 | int ret; |
452 | ||
53b4680f | 453 | (void)cg; |
8f996b89 | 454 | |
1c48000d ML |
455 | if (!sdi) |
456 | return SR_ERR_ARG; | |
457 | ||
e73ffd42 BV |
458 | if (sdi->status != SR_ST_ACTIVE) |
459 | return SR_ERR; | |
460 | ||
dc9dbe94 | 461 | devc = sdi->priv; |
7cb621d4 | 462 | |
1c48000d ML |
463 | ret = SR_OK; |
464 | ||
584560f1 | 465 | switch (key) { |
1c48000d | 466 | case SR_CONF_SAMPLERATE: |
4d7b36a0 BV |
467 | arg = g_variant_get_uint64(data); |
468 | for (i = 0; i < ARRAY_SIZE(samplerates); i++) { | |
469 | if (samplerates[i] == arg) { | |
470 | devc->cur_samplerate = arg; | |
471 | break; | |
472 | } | |
473 | } | |
474 | if (i == ARRAY_SIZE(samplerates)) | |
475 | ret = SR_ERR_ARG; | |
1c48000d ML |
476 | break; |
477 | case SR_CONF_LIMIT_SAMPLES: | |
478 | devc->limit_samples = g_variant_get_uint64(data); | |
479 | break; | |
480 | default: | |
481 | ret = SR_ERR_NA; | |
7cb621d4 JH |
482 | } |
483 | ||
484 | return ret; | |
f302a082 JH |
485 | } |
486 | ||
584560f1 | 487 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 488 | const struct sr_channel_group *cg) |
a1c743fc | 489 | { |
d6836bf1 BV |
490 | GVariant *gvar; |
491 | GVariantBuilder gvb; | |
a1c743fc BV |
492 | |
493 | (void)sdi; | |
53b4680f | 494 | (void)cg; |
a1c743fc BV |
495 | |
496 | switch (key) { | |
89befd46 | 497 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 498 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 499 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
89befd46 | 500 | break; |
9a6517d1 | 501 | case SR_CONF_DEVICE_OPTIONS: |
ff6b76a1 BV |
502 | if (!sdi) |
503 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
504 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
505 | else | |
506 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
507 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
9a6517d1 | 508 | break; |
a1c743fc | 509 | case SR_CONF_SAMPLERATE: |
d6836bf1 BV |
510 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
511 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), samplerates, | |
512 | ARRAY_SIZE(samplerates), sizeof(uint64_t)); | |
513 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); | |
514 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 515 | break; |
9615eeb5 BV |
516 | case SR_CONF_TRIGGER_MATCH: |
517 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
518 | soft_trigger_matches, ARRAY_SIZE(soft_trigger_matches), | |
519 | sizeof(int32_t)); | |
c50277a6 | 520 | break; |
a1c743fc | 521 | default: |
bd6fbf62 | 522 | return SR_ERR_NA; |
a1c743fc BV |
523 | } |
524 | ||
525 | return SR_OK; | |
526 | } | |
527 | ||
1f9813eb | 528 | static int receive_data(int fd, int revents, void *cb_data) |
610dbb70 JH |
529 | { |
530 | struct timeval tv; | |
b99457f0 | 531 | struct drv_context *drvc; |
610dbb70 | 532 | |
610dbb70 JH |
533 | (void)fd; |
534 | (void)revents; | |
1f9813eb | 535 | (void)cb_data; |
610dbb70 | 536 | |
b99457f0 UH |
537 | drvc = di->priv; |
538 | ||
610dbb70 | 539 | tv.tv_sec = tv.tv_usec = 0; |
d4abb463 | 540 | libusb_handle_events_timeout(drvc->sr_ctx->libusb_ctx, &tv); |
610dbb70 JH |
541 | |
542 | return TRUE; | |
543 | } | |
544 | ||
6078d2c9 | 545 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
f302a082 | 546 | { |
dc9dbe94 | 547 | struct dev_context *devc; |
b99457f0 | 548 | struct drv_context *drvc; |
250a78c7 | 549 | struct sr_usb_dev_inst *usb; |
335122f0 | 550 | struct sr_trigger *trigger; |
610dbb70 | 551 | struct libusb_transfer *transfer; |
b99457f0 | 552 | unsigned int i, timeout, num_transfers; |
5af666a9 | 553 | int ret; |
610dbb70 | 554 | unsigned char *buf; |
b99457f0 | 555 | size_t size; |
610dbb70 | 556 | |
e73ffd42 BV |
557 | if (sdi->status != SR_ST_ACTIVE) |
558 | return SR_ERR_DEV_CLOSED; | |
559 | ||
b99457f0 | 560 | drvc = di->priv; |
dc9dbe94 | 561 | devc = sdi->priv; |
250a78c7 | 562 | usb = sdi->conn; |
b99457f0 | 563 | |
3e9b7f9c | 564 | devc->cb_data = cb_data; |
b0ccd64d BV |
565 | devc->sent_samples = 0; |
566 | devc->acq_aborted = FALSE; | |
dc9dbe94 | 567 | devc->empty_transfer_count = 0; |
610dbb70 | 568 | |
0812c40e | 569 | if ((trigger = sr_session_trigger_get(sdi->session))) { |
fe5a7355 | 570 | devc->stl = soft_trigger_logic_new(sdi, trigger, 0); |
9615eeb5 | 571 | devc->trigger_fired = FALSE; |
9615eeb5 BV |
572 | } else |
573 | devc->trigger_fired = TRUE; | |
574 | ||
2f937611 UH |
575 | timeout = fx2lafw_get_timeout(devc); |
576 | num_transfers = fx2lafw_get_number_of_transfers(devc); | |
577 | size = fx2lafw_get_buffer_size(devc); | |
2a67abfe | 578 | devc->submitted_transfers = 0; |
5af666a9 | 579 | |
dc9dbe94 | 580 | devc->transfers = g_try_malloc0(sizeof(*devc->transfers) * num_transfers); |
886a52b6 | 581 | if (!devc->transfers) { |
f427daef | 582 | sr_err("USB transfers malloc failed."); |
886a52b6 UH |
583 | return SR_ERR_MALLOC; |
584 | } | |
0caa1ef0 | 585 | |
dc9dbe94 | 586 | devc->num_transfers = num_transfers; |
5af666a9 | 587 | for (i = 0; i < num_transfers; i++) { |
610dbb70 | 588 | if (!(buf = g_try_malloc(size))) { |
b99457f0 | 589 | sr_err("USB transfer buffer malloc failed."); |
610dbb70 JH |
590 | return SR_ERR_MALLOC; |
591 | } | |
592 | transfer = libusb_alloc_transfer(0); | |
250a78c7 | 593 | libusb_fill_bulk_transfer(transfer, usb->devhdl, |
610dbb70 | 594 | 2 | LIBUSB_ENDPOINT_IN, buf, size, |
9615eeb5 | 595 | fx2lafw_receive_transfer, (void *)sdi, timeout); |
d4928d71 | 596 | if ((ret = libusb_submit_transfer(transfer)) != 0) { |
b99457f0 UH |
597 | sr_err("Failed to submit transfer: %s.", |
598 | libusb_error_name(ret)); | |
610dbb70 JH |
599 | libusb_free_transfer(transfer); |
600 | g_free(buf); | |
2f937611 | 601 | fx2lafw_abort_acquisition(devc); |
610dbb70 JH |
602 | return SR_ERR; |
603 | } | |
dc9dbe94 BV |
604 | devc->transfers[i] = transfer; |
605 | devc->submitted_transfers++; | |
610dbb70 JH |
606 | } |
607 | ||
6c60facc ML |
608 | devc->ctx = drvc->sr_ctx; |
609 | ||
102f1239 | 610 | usb_source_add(sdi->session, devc->ctx, timeout, receive_data, NULL); |
610dbb70 | 611 | |
4afdfd46 | 612 | /* Send header packet to the session bus. */ |
29a27196 | 613 | std_session_send_df_header(cb_data, LOG_PREFIX); |
f366e86c | 614 | |
a54edb1d | 615 | if ((ret = fx2lafw_command_start_acquisition(sdi)) != SR_OK) { |
2f937611 | 616 | fx2lafw_abort_acquisition(devc); |
ebc34738 | 617 | return ret; |
017375d1 JH |
618 | } |
619 | ||
f302a082 JH |
620 | return SR_OK; |
621 | } | |
622 | ||
6078d2c9 | 623 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
f302a082 | 624 | { |
2e526f4a | 625 | (void)cb_data; |
5da93902 | 626 | |
2f937611 | 627 | fx2lafw_abort_acquisition(sdi->priv); |
5da93902 | 628 | |
f302a082 JH |
629 | return SR_OK; |
630 | } | |
631 | ||
c09f0b57 | 632 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info = { |
f302a082 | 633 | .name = "fx2lafw", |
2e7cb004 | 634 | .longname = "fx2lafw (generic driver for FX2 based LAs)", |
f302a082 | 635 | .api_version = 1, |
6078d2c9 UH |
636 | .init = init, |
637 | .cleanup = cleanup, | |
638 | .scan = scan, | |
639 | .dev_list = dev_list, | |
a6630742 | 640 | .dev_clear = NULL, |
035a1078 BV |
641 | .config_get = config_get, |
642 | .config_set = config_set, | |
a1c743fc | 643 | .config_list = config_list, |
6078d2c9 UH |
644 | .dev_open = dev_open, |
645 | .dev_close = dev_close, | |
646 | .dev_acquisition_start = dev_acquisition_start, | |
647 | .dev_acquisition_stop = dev_acquisition_stop, | |
dc9dbe94 | 648 | .priv = NULL, |
f302a082 | 649 | }; |