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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 | ||
a0e0bb41 | 76 | static const uint32_t scanopts[] = { |
89befd46 BV |
77 | SR_CONF_CONN, |
78 | }; | |
79 | ||
f254bc4b | 80 | static const uint32_t devopts[] = { |
1953564a | 81 | SR_CONF_LOGIC_ANALYZER, |
1953564a | 82 | SR_CONF_CONTINUOUS, |
5827f61b BV |
83 | SR_CONF_CONN | SR_CONF_GET, |
84 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
85 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
86 | SR_CONF_TRIGGER_MATCH | SR_CONF_LIST, | |
8b35f474 JH |
87 | }; |
88 | ||
ba7dd8bb | 89 | static const char *channel_names[] = { |
b36e7153 | 90 | "0", "1", "2", "3", "4", "5", "6", "7", |
78693401 UH |
91 | "8", "9", "10", "11", "12", "13", "14", "15", |
92 | NULL, | |
8b35f474 JH |
93 | }; |
94 | ||
9615eeb5 BV |
95 | static const int32_t soft_trigger_matches[] = { |
96 | SR_TRIGGER_ZERO, | |
97 | SR_TRIGGER_ONE, | |
335122f0 BV |
98 | SR_TRIGGER_RISING, |
99 | SR_TRIGGER_FALLING, | |
100 | SR_TRIGGER_EDGE, | |
9615eeb5 BV |
101 | }; |
102 | ||
d6836bf1 | 103 | static const uint64_t samplerates[] = { |
79dc6498 JH |
104 | SR_KHZ(20), |
105 | SR_KHZ(25), | |
897c1a2e JH |
106 | SR_KHZ(50), |
107 | SR_KHZ(100), | |
9304d576 JH |
108 | SR_KHZ(200), |
109 | SR_KHZ(250), | |
110 | SR_KHZ(500), | |
8b35f474 JH |
111 | SR_MHZ(1), |
112 | SR_MHZ(2), | |
113 | SR_MHZ(3), | |
114 | SR_MHZ(4), | |
115 | SR_MHZ(6), | |
116 | SR_MHZ(8), | |
117 | SR_MHZ(12), | |
118 | SR_MHZ(16), | |
772a0e61 | 119 | SR_MHZ(24), |
8b35f474 JH |
120 | }; |
121 | ||
a8cc8e44 | 122 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
a873c594 | 123 | static struct sr_dev_driver *di = &fx2lafw_driver_info; |
610dbb70 | 124 | |
6078d2c9 | 125 | static int init(struct sr_context *sr_ctx) |
61136ea6 | 126 | { |
f6beaac5 | 127 | return std_init(sr_ctx, di, LOG_PREFIX); |
61136ea6 BV |
128 | } |
129 | ||
6078d2c9 | 130 | static GSList *scan(GSList *options) |
f302a082 | 131 | { |
dc9dbe94 BV |
132 | struct drv_context *drvc; |
133 | struct dev_context *devc; | |
754b5ff2 BV |
134 | struct sr_dev_inst *sdi; |
135 | struct sr_usb_dev_inst *usb; | |
ba7dd8bb | 136 | struct sr_channel *ch; |
754b5ff2 BV |
137 | struct sr_config *src; |
138 | const struct fx2lafw_profile *prof; | |
139 | GSList *l, *devices, *conn_devices; | |
140 | struct libusb_device_descriptor des; | |
187b3582 | 141 | libusb_device **devlist; |
e826239c | 142 | struct libusb_device_handle *hdl; |
5e2c86eb | 143 | int num_logic_channels, ret, i, j; |
754b5ff2 | 144 | const char *conn; |
5e2c86eb | 145 | char manufacturer[64], product[64], serial_num[64], connection_id[64]; |
3a7a22cb | 146 | |
a873c594 | 147 | drvc = di->priv; |
187b3582 | 148 | |
754b5ff2 BV |
149 | conn = NULL; |
150 | for (l = options; l; l = l->next) { | |
151 | src = l->data; | |
152 | switch (src->key) { | |
153 | case SR_CONF_CONN: | |
154 | conn = g_variant_get_string(src->data, NULL); | |
155 | break; | |
156 | } | |
157 | } | |
158 | if (conn) | |
159 | conn_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn); | |
160 | else | |
161 | conn_devices = NULL; | |
162 | ||
921634ec | 163 | /* Find all fx2lafw compatible devices and upload firmware to them. */ |
3a7a22cb | 164 | devices = NULL; |
d4abb463 | 165 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); |
187b3582 | 166 | for (i = 0; devlist[i]; i++) { |
754b5ff2 BV |
167 | if (conn) { |
168 | usb = NULL; | |
169 | for (l = conn_devices; l; l = l->next) { | |
170 | usb = l->data; | |
171 | if (usb->bus == libusb_get_bus_number(devlist[i]) | |
172 | && usb->address == libusb_get_device_address(devlist[i])) | |
173 | break; | |
174 | } | |
175 | if (!l) | |
176 | /* This device matched none of the ones that | |
177 | * matched the conn specification. */ | |
178 | continue; | |
179 | } | |
187b3582 | 180 | |
754b5ff2 | 181 | if ((ret = libusb_get_device_descriptor( devlist[i], &des)) != 0) { |
f427daef | 182 | sr_warn("Failed to get device descriptor: %s.", |
d4928d71 | 183 | libusb_error_name(ret)); |
187b3582 JH |
184 | continue; |
185 | } | |
186 | ||
e826239c ML |
187 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) |
188 | continue; | |
189 | ||
190 | if (des.iManufacturer == 0) { | |
191 | manufacturer[0] = '\0'; | |
192 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
193 | des.iManufacturer, (unsigned char *) manufacturer, | |
194 | sizeof(manufacturer))) < 0) { | |
195 | sr_warn("Failed to get manufacturer string descriptor: %s.", | |
196 | libusb_error_name(ret)); | |
197 | continue; | |
198 | } | |
199 | ||
200 | if (des.iProduct == 0) { | |
201 | product[0] = '\0'; | |
202 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
203 | des.iProduct, (unsigned char *) product, | |
204 | sizeof(product))) < 0) { | |
205 | sr_warn("Failed to get product string descriptor: %s.", | |
206 | libusb_error_name(ret)); | |
207 | continue; | |
208 | } | |
209 | ||
5e2c86eb SA |
210 | if (des.iSerialNumber == 0) { |
211 | serial_num[0] = '\0'; | |
212 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
213 | des.iSerialNumber, (unsigned char *) serial_num, | |
214 | sizeof(serial_num))) < 0) { | |
215 | sr_warn("Failed to get serial number string descriptor: %s.", | |
216 | libusb_error_name(ret)); | |
217 | continue; | |
218 | } | |
219 | ||
220 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); | |
221 | ||
e826239c ML |
222 | libusb_close(hdl); |
223 | ||
da686568 | 224 | prof = NULL; |
187b3582 JH |
225 | for (j = 0; supported_fx2[j].vid; j++) { |
226 | if (des.idVendor == supported_fx2[j].vid && | |
e826239c ML |
227 | des.idProduct == supported_fx2[j].pid && |
228 | (!supported_fx2[j].usb_manufacturer || | |
229 | !strcmp(manufacturer, supported_fx2[j].usb_manufacturer)) && | |
230 | (!supported_fx2[j].usb_manufacturer || | |
231 | !strcmp(product, supported_fx2[j].usb_product))) { | |
da686568 | 232 | prof = &supported_fx2[j]; |
e826239c | 233 | break; |
187b3582 JH |
234 | } |
235 | } | |
236 | ||
b99457f0 | 237 | /* Skip if the device was not found. */ |
da686568 | 238 | if (!prof) |
187b3582 JH |
239 | continue; |
240 | ||
aed4ad0b | 241 | sdi = sr_dev_inst_new(SR_ST_INITIALIZING, |
da686568 | 242 | prof->vendor, prof->model, prof->model_version); |
f4a9e5c0 | 243 | if (!sdi) |
25a0f108 | 244 | return NULL; |
a873c594 | 245 | sdi->driver = di; |
5e2c86eb SA |
246 | sdi->serial_num = g_strdup(serial_num); |
247 | sdi->connection_id = g_strdup(connection_id); | |
187b3582 | 248 | |
ba7dd8bb UH |
249 | /* Fill in channellist according to this device's profile. */ |
250 | num_logic_channels = prof->dev_caps & DEV_CAPS_16BIT ? 16 : 8; | |
251 | for (j = 0; j < num_logic_channels; j++) { | |
3f239f08 | 252 | if (!(ch = sr_channel_new(j, SR_CHANNEL_LOGIC, TRUE, |
ba7dd8bb | 253 | channel_names[j]))) |
25a0f108 | 254 | return NULL; |
ba7dd8bb | 255 | sdi->channels = g_slist_append(sdi->channels, ch); |
06717a8a BV |
256 | } |
257 | ||
dc9dbe94 BV |
258 | devc = fx2lafw_dev_new(); |
259 | devc->profile = prof; | |
260 | sdi->priv = devc; | |
261 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
a8cc8e44 | 262 | devices = g_slist_append(devices, sdi); |
187b3582 | 263 | |
2f937611 | 264 | if (fx2lafw_check_conf_profile(devlist[i])) { |
b1eeb67e | 265 | /* Already has the firmware, so fix the new address. */ |
f427daef | 266 | sr_dbg("Found an fx2lafw device."); |
b1eeb67e | 267 | sdi->status = SR_ST_INACTIVE; |
250a78c7 BV |
268 | sdi->inst_type = SR_INST_USB; |
269 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
270 | libusb_get_device_address(devlist[i]), NULL); | |
b1eeb67e | 271 | } else { |
f8b07fc6 | 272 | if (ezusb_upload_firmware(devlist[i], USB_CONFIGURATION, |
da686568 | 273 | prof->firmware) == SR_OK) |
b99457f0 | 274 | /* Store when this device's FW was updated. */ |
dc9dbe94 | 275 | devc->fw_updated = g_get_monotonic_time(); |
b1eeb67e | 276 | else |
f427daef | 277 | sr_err("Firmware upload failed for " |
5e2c86eb SA |
278 | "device %d.%d (logical).", |
279 | libusb_get_bus_number(devlist[i]), | |
280 | libusb_get_device_address(devlist[i])); | |
250a78c7 | 281 | sdi->inst_type = SR_INST_USB; |
87b545fb | 282 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), |
250a78c7 | 283 | 0xff, NULL); |
b1eeb67e | 284 | } |
187b3582 JH |
285 | } |
286 | libusb_free_device_list(devlist, 1); | |
9dc7a75e | 287 | g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free); |
187b3582 | 288 | |
3a7a22cb | 289 | return devices; |
f302a082 JH |
290 | } |
291 | ||
6078d2c9 | 292 | static GSList *dev_list(void) |
811deee4 | 293 | { |
0e94d524 | 294 | return ((struct drv_context *)(di->priv))->instances; |
811deee4 BV |
295 | } |
296 | ||
6078d2c9 | 297 | static int dev_open(struct sr_dev_inst *sdi) |
f302a082 | 298 | { |
250a78c7 | 299 | struct sr_usb_dev_inst *usb; |
dc9dbe94 | 300 | struct dev_context *devc; |
e8bd58ff UH |
301 | int ret; |
302 | int64_t timediff_us, timediff_ms; | |
43125c69 | 303 | |
dc9dbe94 | 304 | devc = sdi->priv; |
250a78c7 | 305 | usb = sdi->conn; |
43125c69 JH |
306 | |
307 | /* | |
f60fdf6e UH |
308 | * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS |
309 | * milliseconds for the FX2 to renumerate. | |
43125c69 | 310 | */ |
3b6c1930 | 311 | ret = SR_ERR; |
dc9dbe94 | 312 | if (devc->fw_updated > 0) { |
f427daef | 313 | sr_info("Waiting for device to reset."); |
b99457f0 | 314 | /* Takes >= 300ms for the FX2 to be gone from the USB bus. */ |
43125c69 | 315 | g_usleep(300 * 1000); |
e8bd58ff | 316 | timediff_ms = 0; |
f60fdf6e | 317 | while (timediff_ms < MAX_RENUM_DELAY_MS) { |
2f937611 | 318 | if ((ret = fx2lafw_dev_open(sdi, di)) == SR_OK) |
43125c69 JH |
319 | break; |
320 | g_usleep(100 * 1000); | |
e8bd58ff | 321 | |
dc9dbe94 | 322 | timediff_us = g_get_monotonic_time() - devc->fw_updated; |
3b6c1930 | 323 | timediff_ms = timediff_us / 1000; |
b99457f0 | 324 | sr_spew("Waited %" PRIi64 "ms.", timediff_ms); |
43125c69 | 325 | } |
443a14d8 AG |
326 | if (ret != SR_OK) { |
327 | sr_err("Device failed to renumerate."); | |
328 | return SR_ERR; | |
329 | } | |
c0bf69c2 | 330 | sr_info("Device came back after %" PRIi64 "ms.", timediff_ms); |
43125c69 | 331 | } else { |
443a14d8 | 332 | sr_info("Firmware upload was not needed."); |
2f937611 | 333 | ret = fx2lafw_dev_open(sdi, di); |
43125c69 JH |
334 | } |
335 | ||
ebc34738 | 336 | if (ret != SR_OK) { |
f427daef | 337 | sr_err("Unable to open device."); |
43125c69 JH |
338 | return SR_ERR; |
339 | } | |
378abfea | 340 | |
250a78c7 | 341 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 342 | if (ret != 0) { |
87b545fb | 343 | switch (ret) { |
0c156e06 | 344 | case LIBUSB_ERROR_BUSY: |
f427daef | 345 | sr_err("Unable to claim USB interface. Another " |
b99457f0 | 346 | "program or driver has already claimed it."); |
0c156e06 | 347 | break; |
0c156e06 | 348 | case LIBUSB_ERROR_NO_DEVICE: |
f427daef | 349 | sr_err("Device has been disconnected."); |
0c156e06 | 350 | break; |
0c156e06 | 351 | default: |
f427daef | 352 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 353 | libusb_error_name(ret)); |
0c156e06 JH |
354 | break; |
355 | } | |
356 | ||
43125c69 JH |
357 | return SR_ERR; |
358 | } | |
359 | ||
dc9dbe94 | 360 | if (devc->cur_samplerate == 0) { |
f92994fd | 361 | /* Samplerate hasn't been set; default to the slowest one. */ |
d6836bf1 | 362 | devc->cur_samplerate = samplerates[0]; |
f92994fd JH |
363 | } |
364 | ||
f302a082 JH |
365 | return SR_OK; |
366 | } | |
367 | ||
6078d2c9 | 368 | static int dev_close(struct sr_dev_inst *sdi) |
f302a082 | 369 | { |
250a78c7 | 370 | struct sr_usb_dev_inst *usb; |
961009b0 | 371 | |
250a78c7 BV |
372 | usb = sdi->conn; |
373 | if (usb->devhdl == NULL) | |
25a0f108 | 374 | return SR_ERR; |
f1898235 | 375 | |
5e2c86eb SA |
376 | sr_info("fx2lafw: Closing device on %d.%d (logical) / %s (physical) interface %d.", |
377 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); | |
250a78c7 BV |
378 | libusb_release_interface(usb->devhdl, USB_INTERFACE); |
379 | libusb_close(usb->devhdl); | |
380 | usb->devhdl = NULL; | |
25a0f108 | 381 | sdi->status = SR_ST_INACTIVE; |
f1898235 | 382 | |
f302a082 JH |
383 | return SR_OK; |
384 | } | |
385 | ||
6078d2c9 | 386 | static int cleanup(void) |
f302a082 | 387 | { |
f69b47f0 | 388 | int ret; |
3b412e3a | 389 | struct drv_context *drvc; |
187b3582 | 390 | |
a873c594 | 391 | if (!(drvc = di->priv)) |
dc9dbe94 BV |
392 | return SR_OK; |
393 | ||
a6630742 | 394 | ret = std_dev_clear(di, NULL); |
187b3582 | 395 | |
dc9dbe94 | 396 | g_free(drvc); |
a873c594 | 397 | di->priv = NULL; |
187b3582 | 398 | |
62bc70e4 | 399 | return ret; |
f302a082 JH |
400 | } |
401 | ||
584560f1 | 402 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 403 | const struct sr_channel_group *cg) |
f302a082 | 404 | { |
dc9dbe94 | 405 | struct dev_context *devc; |
89befd46 BV |
406 | struct sr_usb_dev_inst *usb; |
407 | char str[128]; | |
8b35f474 | 408 | |
53b4680f | 409 | (void)cg; |
8f996b89 | 410 | |
a920a7d8 ML |
411 | if (!sdi) |
412 | return SR_ERR_ARG; | |
413 | ||
414 | devc = sdi->priv; | |
415 | ||
584560f1 | 416 | switch (key) { |
89befd46 | 417 | case SR_CONF_CONN: |
a920a7d8 | 418 | if (!sdi->conn) |
38ab8dbe | 419 | return SR_ERR_ARG; |
89befd46 BV |
420 | usb = sdi->conn; |
421 | if (usb->address == 255) | |
422 | /* Device still needs to re-enumerate after firmware | |
423 | * upload, so we don't know its (future) address. */ | |
424 | return SR_ERR; | |
425 | snprintf(str, 128, "%d.%d", usb->bus, usb->address); | |
426 | *data = g_variant_new_string(str); | |
427 | break; | |
a920a7d8 ML |
428 | case SR_CONF_LIMIT_SAMPLES: |
429 | *data = g_variant_new_uint64(devc->limit_samples); | |
430 | break; | |
123e1313 | 431 | case SR_CONF_SAMPLERATE: |
89befd46 | 432 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6e9339aa BV |
433 | break; |
434 | default: | |
bd6fbf62 | 435 | return SR_ERR_NA; |
8b35f474 JH |
436 | } |
437 | ||
6e9339aa | 438 | return SR_OK; |
f302a082 JH |
439 | } |
440 | ||
584560f1 | 441 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 442 | const struct sr_channel_group *cg) |
f302a082 | 443 | { |
dc9dbe94 | 444 | struct dev_context *devc; |
4d7b36a0 BV |
445 | uint64_t arg; |
446 | unsigned int i; | |
7cb621d4 JH |
447 | int ret; |
448 | ||
53b4680f | 449 | (void)cg; |
8f996b89 | 450 | |
1c48000d ML |
451 | if (!sdi) |
452 | return SR_ERR_ARG; | |
453 | ||
e73ffd42 BV |
454 | if (sdi->status != SR_ST_ACTIVE) |
455 | return SR_ERR; | |
456 | ||
dc9dbe94 | 457 | devc = sdi->priv; |
7cb621d4 | 458 | |
1c48000d ML |
459 | ret = SR_OK; |
460 | ||
584560f1 | 461 | switch (key) { |
1c48000d | 462 | case SR_CONF_SAMPLERATE: |
4d7b36a0 BV |
463 | arg = g_variant_get_uint64(data); |
464 | for (i = 0; i < ARRAY_SIZE(samplerates); i++) { | |
465 | if (samplerates[i] == arg) { | |
466 | devc->cur_samplerate = arg; | |
467 | break; | |
468 | } | |
469 | } | |
470 | if (i == ARRAY_SIZE(samplerates)) | |
471 | ret = SR_ERR_ARG; | |
1c48000d ML |
472 | break; |
473 | case SR_CONF_LIMIT_SAMPLES: | |
474 | devc->limit_samples = g_variant_get_uint64(data); | |
475 | break; | |
476 | default: | |
477 | ret = SR_ERR_NA; | |
7cb621d4 JH |
478 | } |
479 | ||
480 | return ret; | |
f302a082 JH |
481 | } |
482 | ||
584560f1 | 483 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 484 | const struct sr_channel_group *cg) |
a1c743fc | 485 | { |
d6836bf1 BV |
486 | GVariant *gvar; |
487 | GVariantBuilder gvb; | |
a1c743fc BV |
488 | |
489 | (void)sdi; | |
53b4680f | 490 | (void)cg; |
a1c743fc BV |
491 | |
492 | switch (key) { | |
89befd46 | 493 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 494 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 495 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
89befd46 | 496 | break; |
9a6517d1 | 497 | case SR_CONF_DEVICE_OPTIONS: |
584560f1 | 498 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 499 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); |
9a6517d1 | 500 | break; |
a1c743fc | 501 | case SR_CONF_SAMPLERATE: |
d6836bf1 BV |
502 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
503 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), samplerates, | |
504 | ARRAY_SIZE(samplerates), sizeof(uint64_t)); | |
505 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); | |
506 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 507 | break; |
9615eeb5 BV |
508 | case SR_CONF_TRIGGER_MATCH: |
509 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
510 | soft_trigger_matches, ARRAY_SIZE(soft_trigger_matches), | |
511 | sizeof(int32_t)); | |
c50277a6 | 512 | break; |
a1c743fc | 513 | default: |
bd6fbf62 | 514 | return SR_ERR_NA; |
a1c743fc BV |
515 | } |
516 | ||
517 | return SR_OK; | |
518 | } | |
519 | ||
1f9813eb | 520 | static int receive_data(int fd, int revents, void *cb_data) |
610dbb70 JH |
521 | { |
522 | struct timeval tv; | |
b99457f0 | 523 | struct drv_context *drvc; |
610dbb70 | 524 | |
610dbb70 JH |
525 | (void)fd; |
526 | (void)revents; | |
1f9813eb | 527 | (void)cb_data; |
610dbb70 | 528 | |
b99457f0 UH |
529 | drvc = di->priv; |
530 | ||
610dbb70 | 531 | tv.tv_sec = tv.tv_usec = 0; |
d4abb463 | 532 | libusb_handle_events_timeout(drvc->sr_ctx->libusb_ctx, &tv); |
610dbb70 JH |
533 | |
534 | return TRUE; | |
535 | } | |
536 | ||
6078d2c9 | 537 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
f302a082 | 538 | { |
dc9dbe94 | 539 | struct dev_context *devc; |
b99457f0 | 540 | struct drv_context *drvc; |
250a78c7 | 541 | struct sr_usb_dev_inst *usb; |
335122f0 | 542 | struct sr_trigger *trigger; |
610dbb70 | 543 | struct libusb_transfer *transfer; |
b99457f0 | 544 | unsigned int i, timeout, num_transfers; |
5af666a9 | 545 | int ret; |
610dbb70 | 546 | unsigned char *buf; |
b99457f0 | 547 | size_t size; |
610dbb70 | 548 | |
e73ffd42 BV |
549 | if (sdi->status != SR_ST_ACTIVE) |
550 | return SR_ERR_DEV_CLOSED; | |
551 | ||
b99457f0 | 552 | drvc = di->priv; |
dc9dbe94 | 553 | devc = sdi->priv; |
250a78c7 | 554 | usb = sdi->conn; |
b99457f0 | 555 | |
3e9b7f9c | 556 | devc->cb_data = cb_data; |
b0ccd64d BV |
557 | devc->sent_samples = 0; |
558 | devc->acq_aborted = FALSE; | |
dc9dbe94 | 559 | devc->empty_transfer_count = 0; |
610dbb70 | 560 | |
0812c40e | 561 | if ((trigger = sr_session_trigger_get(sdi->session))) { |
335122f0 | 562 | devc->stl = soft_trigger_logic_new(sdi, trigger); |
9615eeb5 | 563 | devc->trigger_fired = FALSE; |
9615eeb5 BV |
564 | } else |
565 | devc->trigger_fired = TRUE; | |
566 | ||
2f937611 UH |
567 | timeout = fx2lafw_get_timeout(devc); |
568 | num_transfers = fx2lafw_get_number_of_transfers(devc); | |
569 | size = fx2lafw_get_buffer_size(devc); | |
2a67abfe | 570 | devc->submitted_transfers = 0; |
5af666a9 | 571 | |
dc9dbe94 | 572 | devc->transfers = g_try_malloc0(sizeof(*devc->transfers) * num_transfers); |
886a52b6 | 573 | if (!devc->transfers) { |
f427daef | 574 | sr_err("USB transfers malloc failed."); |
886a52b6 UH |
575 | return SR_ERR_MALLOC; |
576 | } | |
0caa1ef0 | 577 | |
dc9dbe94 | 578 | devc->num_transfers = num_transfers; |
5af666a9 | 579 | for (i = 0; i < num_transfers; i++) { |
610dbb70 | 580 | if (!(buf = g_try_malloc(size))) { |
b99457f0 | 581 | sr_err("USB transfer buffer malloc failed."); |
610dbb70 JH |
582 | return SR_ERR_MALLOC; |
583 | } | |
584 | transfer = libusb_alloc_transfer(0); | |
250a78c7 | 585 | libusb_fill_bulk_transfer(transfer, usb->devhdl, |
610dbb70 | 586 | 2 | LIBUSB_ENDPOINT_IN, buf, size, |
9615eeb5 | 587 | fx2lafw_receive_transfer, (void *)sdi, timeout); |
d4928d71 | 588 | if ((ret = libusb_submit_transfer(transfer)) != 0) { |
b99457f0 UH |
589 | sr_err("Failed to submit transfer: %s.", |
590 | libusb_error_name(ret)); | |
610dbb70 JH |
591 | libusb_free_transfer(transfer); |
592 | g_free(buf); | |
2f937611 | 593 | fx2lafw_abort_acquisition(devc); |
610dbb70 JH |
594 | return SR_ERR; |
595 | } | |
dc9dbe94 BV |
596 | devc->transfers[i] = transfer; |
597 | devc->submitted_transfers++; | |
610dbb70 JH |
598 | } |
599 | ||
6c60facc ML |
600 | devc->ctx = drvc->sr_ctx; |
601 | ||
102f1239 | 602 | usb_source_add(sdi->session, devc->ctx, timeout, receive_data, NULL); |
610dbb70 | 603 | |
4afdfd46 | 604 | /* Send header packet to the session bus. */ |
29a27196 | 605 | std_session_send_df_header(cb_data, LOG_PREFIX); |
f366e86c | 606 | |
a54edb1d | 607 | if ((ret = fx2lafw_command_start_acquisition(sdi)) != SR_OK) { |
2f937611 | 608 | fx2lafw_abort_acquisition(devc); |
ebc34738 | 609 | return ret; |
017375d1 JH |
610 | } |
611 | ||
f302a082 JH |
612 | return SR_OK; |
613 | } | |
614 | ||
6078d2c9 | 615 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
f302a082 | 616 | { |
2e526f4a | 617 | (void)cb_data; |
5da93902 | 618 | |
2f937611 | 619 | fx2lafw_abort_acquisition(sdi->priv); |
5da93902 | 620 | |
f302a082 JH |
621 | return SR_OK; |
622 | } | |
623 | ||
c09f0b57 | 624 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info = { |
f302a082 | 625 | .name = "fx2lafw", |
2e7cb004 | 626 | .longname = "fx2lafw (generic driver for FX2 based LAs)", |
f302a082 | 627 | .api_version = 1, |
6078d2c9 UH |
628 | .init = init, |
629 | .cleanup = cleanup, | |
630 | .scan = scan, | |
631 | .dev_list = dev_list, | |
a6630742 | 632 | .dev_clear = NULL, |
035a1078 BV |
633 | .config_get = config_get, |
634 | .config_set = config_set, | |
a1c743fc | 635 | .config_list = config_list, |
6078d2c9 UH |
636 | .dev_open = dev_open, |
637 | .dev_close = dev_close, | |
638 | .dev_acquisition_start = dev_acquisition_start, | |
639 | .dev_acquisition_stop = dev_acquisition_stop, | |
dc9dbe94 | 640 | .priv = NULL, |
f302a082 | 641 | }; |