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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, |
7bfcb25c | 90 | SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET, |
8b35f474 JH |
91 | }; |
92 | ||
ba7dd8bb | 93 | static const char *channel_names[] = { |
b36e7153 | 94 | "0", "1", "2", "3", "4", "5", "6", "7", |
78693401 UH |
95 | "8", "9", "10", "11", "12", "13", "14", "15", |
96 | NULL, | |
8b35f474 JH |
97 | }; |
98 | ||
9615eeb5 BV |
99 | static const int32_t soft_trigger_matches[] = { |
100 | SR_TRIGGER_ZERO, | |
101 | SR_TRIGGER_ONE, | |
335122f0 BV |
102 | SR_TRIGGER_RISING, |
103 | SR_TRIGGER_FALLING, | |
104 | SR_TRIGGER_EDGE, | |
9615eeb5 BV |
105 | }; |
106 | ||
d6836bf1 | 107 | static const uint64_t samplerates[] = { |
79dc6498 JH |
108 | SR_KHZ(20), |
109 | SR_KHZ(25), | |
897c1a2e JH |
110 | SR_KHZ(50), |
111 | SR_KHZ(100), | |
9304d576 JH |
112 | SR_KHZ(200), |
113 | SR_KHZ(250), | |
114 | SR_KHZ(500), | |
8b35f474 JH |
115 | SR_MHZ(1), |
116 | SR_MHZ(2), | |
117 | SR_MHZ(3), | |
118 | SR_MHZ(4), | |
119 | SR_MHZ(6), | |
120 | SR_MHZ(8), | |
121 | SR_MHZ(12), | |
122 | SR_MHZ(16), | |
772a0e61 | 123 | SR_MHZ(24), |
8b35f474 JH |
124 | }; |
125 | ||
a8cc8e44 | 126 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
a873c594 | 127 | static struct sr_dev_driver *di = &fx2lafw_driver_info; |
610dbb70 | 128 | |
6078d2c9 | 129 | static int init(struct sr_context *sr_ctx) |
61136ea6 | 130 | { |
f6beaac5 | 131 | return std_init(sr_ctx, di, LOG_PREFIX); |
61136ea6 BV |
132 | } |
133 | ||
6078d2c9 | 134 | static GSList *scan(GSList *options) |
f302a082 | 135 | { |
dc9dbe94 BV |
136 | struct drv_context *drvc; |
137 | struct dev_context *devc; | |
754b5ff2 BV |
138 | struct sr_dev_inst *sdi; |
139 | struct sr_usb_dev_inst *usb; | |
ba7dd8bb | 140 | struct sr_channel *ch; |
754b5ff2 BV |
141 | struct sr_config *src; |
142 | const struct fx2lafw_profile *prof; | |
143 | GSList *l, *devices, *conn_devices; | |
144 | struct libusb_device_descriptor des; | |
187b3582 | 145 | libusb_device **devlist; |
e826239c | 146 | struct libusb_device_handle *hdl; |
5e2c86eb | 147 | int num_logic_channels, ret, i, j; |
754b5ff2 | 148 | const char *conn; |
5e2c86eb | 149 | char manufacturer[64], product[64], serial_num[64], connection_id[64]; |
3a7a22cb | 150 | |
a873c594 | 151 | drvc = di->priv; |
187b3582 | 152 | |
754b5ff2 BV |
153 | conn = NULL; |
154 | for (l = options; l; l = l->next) { | |
155 | src = l->data; | |
156 | switch (src->key) { | |
157 | case SR_CONF_CONN: | |
158 | conn = g_variant_get_string(src->data, NULL); | |
159 | break; | |
160 | } | |
161 | } | |
162 | if (conn) | |
163 | conn_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn); | |
164 | else | |
165 | conn_devices = NULL; | |
166 | ||
921634ec | 167 | /* Find all fx2lafw compatible devices and upload firmware to them. */ |
3a7a22cb | 168 | devices = NULL; |
d4abb463 | 169 | libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); |
187b3582 | 170 | for (i = 0; devlist[i]; i++) { |
754b5ff2 BV |
171 | if (conn) { |
172 | usb = NULL; | |
173 | for (l = conn_devices; l; l = l->next) { | |
174 | usb = l->data; | |
175 | if (usb->bus == libusb_get_bus_number(devlist[i]) | |
176 | && usb->address == libusb_get_device_address(devlist[i])) | |
177 | break; | |
178 | } | |
179 | if (!l) | |
180 | /* This device matched none of the ones that | |
181 | * matched the conn specification. */ | |
182 | continue; | |
183 | } | |
187b3582 | 184 | |
754b5ff2 | 185 | if ((ret = libusb_get_device_descriptor( devlist[i], &des)) != 0) { |
f427daef | 186 | sr_warn("Failed to get device descriptor: %s.", |
d4928d71 | 187 | libusb_error_name(ret)); |
187b3582 JH |
188 | continue; |
189 | } | |
190 | ||
e826239c ML |
191 | if ((ret = libusb_open(devlist[i], &hdl)) < 0) |
192 | continue; | |
193 | ||
194 | if (des.iManufacturer == 0) { | |
195 | manufacturer[0] = '\0'; | |
196 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
197 | des.iManufacturer, (unsigned char *) manufacturer, | |
198 | sizeof(manufacturer))) < 0) { | |
199 | sr_warn("Failed to get manufacturer string descriptor: %s.", | |
200 | libusb_error_name(ret)); | |
201 | continue; | |
202 | } | |
203 | ||
204 | if (des.iProduct == 0) { | |
205 | product[0] = '\0'; | |
206 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
207 | des.iProduct, (unsigned char *) product, | |
208 | sizeof(product))) < 0) { | |
209 | sr_warn("Failed to get product string descriptor: %s.", | |
210 | libusb_error_name(ret)); | |
211 | continue; | |
212 | } | |
213 | ||
5e2c86eb SA |
214 | if (des.iSerialNumber == 0) { |
215 | serial_num[0] = '\0'; | |
216 | } else if ((ret = libusb_get_string_descriptor_ascii(hdl, | |
217 | des.iSerialNumber, (unsigned char *) serial_num, | |
218 | sizeof(serial_num))) < 0) { | |
219 | sr_warn("Failed to get serial number string descriptor: %s.", | |
220 | libusb_error_name(ret)); | |
221 | continue; | |
222 | } | |
223 | ||
224 | usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)); | |
225 | ||
e826239c ML |
226 | libusb_close(hdl); |
227 | ||
da686568 | 228 | prof = NULL; |
187b3582 JH |
229 | for (j = 0; supported_fx2[j].vid; j++) { |
230 | if (des.idVendor == supported_fx2[j].vid && | |
e826239c ML |
231 | des.idProduct == supported_fx2[j].pid && |
232 | (!supported_fx2[j].usb_manufacturer || | |
233 | !strcmp(manufacturer, supported_fx2[j].usb_manufacturer)) && | |
234 | (!supported_fx2[j].usb_manufacturer || | |
235 | !strcmp(product, supported_fx2[j].usb_product))) { | |
da686568 | 236 | prof = &supported_fx2[j]; |
e826239c | 237 | break; |
187b3582 JH |
238 | } |
239 | } | |
240 | ||
b99457f0 | 241 | /* Skip if the device was not found. */ |
da686568 | 242 | if (!prof) |
187b3582 JH |
243 | continue; |
244 | ||
aac29cc1 | 245 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
246 | sdi->status = SR_ST_INITIALIZING; |
247 | sdi->vendor = g_strdup(prof->vendor); | |
248 | sdi->model = g_strdup(prof->model); | |
249 | sdi->version = g_strdup(prof->model_version); | |
a873c594 | 250 | sdi->driver = di; |
5e2c86eb SA |
251 | sdi->serial_num = g_strdup(serial_num); |
252 | sdi->connection_id = g_strdup(connection_id); | |
187b3582 | 253 | |
ba7dd8bb UH |
254 | /* Fill in channellist according to this device's profile. */ |
255 | num_logic_channels = prof->dev_caps & DEV_CAPS_16BIT ? 16 : 8; | |
256 | for (j = 0; j < num_logic_channels; j++) { | |
c368e6f3 UH |
257 | ch = sr_channel_new(j, SR_CHANNEL_LOGIC, TRUE, |
258 | channel_names[j]); | |
ba7dd8bb | 259 | sdi->channels = g_slist_append(sdi->channels, ch); |
06717a8a BV |
260 | } |
261 | ||
dc9dbe94 BV |
262 | devc = fx2lafw_dev_new(); |
263 | devc->profile = prof; | |
aab4b8cb | 264 | devc->sample_wide = (prof->dev_caps & DEV_CAPS_16BIT) != 0; |
dc9dbe94 BV |
265 | sdi->priv = devc; |
266 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
a8cc8e44 | 267 | devices = g_slist_append(devices, sdi); |
187b3582 | 268 | |
2f937611 | 269 | if (fx2lafw_check_conf_profile(devlist[i])) { |
b1eeb67e | 270 | /* Already has the firmware, so fix the new address. */ |
f427daef | 271 | sr_dbg("Found an fx2lafw device."); |
b1eeb67e | 272 | sdi->status = SR_ST_INACTIVE; |
250a78c7 BV |
273 | sdi->inst_type = SR_INST_USB; |
274 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), | |
275 | libusb_get_device_address(devlist[i]), NULL); | |
b1eeb67e | 276 | } else { |
f8b07fc6 | 277 | if (ezusb_upload_firmware(devlist[i], USB_CONFIGURATION, |
da686568 | 278 | prof->firmware) == SR_OK) |
b99457f0 | 279 | /* Store when this device's FW was updated. */ |
dc9dbe94 | 280 | devc->fw_updated = g_get_monotonic_time(); |
b1eeb67e | 281 | else |
f427daef | 282 | sr_err("Firmware upload failed for " |
5e2c86eb SA |
283 | "device %d.%d (logical).", |
284 | libusb_get_bus_number(devlist[i]), | |
285 | libusb_get_device_address(devlist[i])); | |
250a78c7 | 286 | sdi->inst_type = SR_INST_USB; |
87b545fb | 287 | sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]), |
250a78c7 | 288 | 0xff, NULL); |
b1eeb67e | 289 | } |
187b3582 JH |
290 | } |
291 | libusb_free_device_list(devlist, 1); | |
9dc7a75e | 292 | g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free); |
187b3582 | 293 | |
3a7a22cb | 294 | return devices; |
f302a082 JH |
295 | } |
296 | ||
6078d2c9 | 297 | static GSList *dev_list(void) |
811deee4 | 298 | { |
0e94d524 | 299 | return ((struct drv_context *)(di->priv))->instances; |
811deee4 BV |
300 | } |
301 | ||
6078d2c9 | 302 | static int dev_open(struct sr_dev_inst *sdi) |
f302a082 | 303 | { |
250a78c7 | 304 | struct sr_usb_dev_inst *usb; |
dc9dbe94 | 305 | struct dev_context *devc; |
e8bd58ff UH |
306 | int ret; |
307 | int64_t timediff_us, timediff_ms; | |
43125c69 | 308 | |
dc9dbe94 | 309 | devc = sdi->priv; |
250a78c7 | 310 | usb = sdi->conn; |
43125c69 JH |
311 | |
312 | /* | |
f60fdf6e UH |
313 | * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS |
314 | * milliseconds for the FX2 to renumerate. | |
43125c69 | 315 | */ |
3b6c1930 | 316 | ret = SR_ERR; |
dc9dbe94 | 317 | if (devc->fw_updated > 0) { |
f427daef | 318 | sr_info("Waiting for device to reset."); |
b99457f0 | 319 | /* Takes >= 300ms for the FX2 to be gone from the USB bus. */ |
43125c69 | 320 | g_usleep(300 * 1000); |
e8bd58ff | 321 | timediff_ms = 0; |
f60fdf6e | 322 | while (timediff_ms < MAX_RENUM_DELAY_MS) { |
2f937611 | 323 | if ((ret = fx2lafw_dev_open(sdi, di)) == SR_OK) |
43125c69 JH |
324 | break; |
325 | g_usleep(100 * 1000); | |
e8bd58ff | 326 | |
dc9dbe94 | 327 | timediff_us = g_get_monotonic_time() - devc->fw_updated; |
3b6c1930 | 328 | timediff_ms = timediff_us / 1000; |
b99457f0 | 329 | sr_spew("Waited %" PRIi64 "ms.", timediff_ms); |
43125c69 | 330 | } |
443a14d8 AG |
331 | if (ret != SR_OK) { |
332 | sr_err("Device failed to renumerate."); | |
333 | return SR_ERR; | |
334 | } | |
c0bf69c2 | 335 | sr_info("Device came back after %" PRIi64 "ms.", timediff_ms); |
43125c69 | 336 | } else { |
443a14d8 | 337 | sr_info("Firmware upload was not needed."); |
2f937611 | 338 | ret = fx2lafw_dev_open(sdi, di); |
43125c69 JH |
339 | } |
340 | ||
ebc34738 | 341 | if (ret != SR_OK) { |
f427daef | 342 | sr_err("Unable to open device."); |
43125c69 JH |
343 | return SR_ERR; |
344 | } | |
378abfea | 345 | |
250a78c7 | 346 | ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE); |
ebc34738 | 347 | if (ret != 0) { |
87b545fb | 348 | switch (ret) { |
0c156e06 | 349 | case LIBUSB_ERROR_BUSY: |
f427daef | 350 | sr_err("Unable to claim USB interface. Another " |
b99457f0 | 351 | "program or driver has already claimed it."); |
0c156e06 | 352 | break; |
0c156e06 | 353 | case LIBUSB_ERROR_NO_DEVICE: |
f427daef | 354 | sr_err("Device has been disconnected."); |
0c156e06 | 355 | break; |
0c156e06 | 356 | default: |
f427daef | 357 | sr_err("Unable to claim interface: %s.", |
d4928d71 | 358 | libusb_error_name(ret)); |
0c156e06 JH |
359 | break; |
360 | } | |
361 | ||
43125c69 JH |
362 | return SR_ERR; |
363 | } | |
364 | ||
dc9dbe94 | 365 | if (devc->cur_samplerate == 0) { |
f92994fd | 366 | /* Samplerate hasn't been set; default to the slowest one. */ |
d6836bf1 | 367 | devc->cur_samplerate = samplerates[0]; |
f92994fd JH |
368 | } |
369 | ||
f302a082 JH |
370 | return SR_OK; |
371 | } | |
372 | ||
6078d2c9 | 373 | static int dev_close(struct sr_dev_inst *sdi) |
f302a082 | 374 | { |
250a78c7 | 375 | struct sr_usb_dev_inst *usb; |
961009b0 | 376 | |
250a78c7 BV |
377 | usb = sdi->conn; |
378 | if (usb->devhdl == NULL) | |
25a0f108 | 379 | return SR_ERR; |
f1898235 | 380 | |
5e2c86eb SA |
381 | sr_info("fx2lafw: Closing device on %d.%d (logical) / %s (physical) interface %d.", |
382 | usb->bus, usb->address, sdi->connection_id, USB_INTERFACE); | |
250a78c7 BV |
383 | libusb_release_interface(usb->devhdl, USB_INTERFACE); |
384 | libusb_close(usb->devhdl); | |
385 | usb->devhdl = NULL; | |
25a0f108 | 386 | sdi->status = SR_ST_INACTIVE; |
f1898235 | 387 | |
f302a082 JH |
388 | return SR_OK; |
389 | } | |
390 | ||
6078d2c9 | 391 | static int cleanup(void) |
f302a082 | 392 | { |
f69b47f0 | 393 | int ret; |
3b412e3a | 394 | struct drv_context *drvc; |
187b3582 | 395 | |
a873c594 | 396 | if (!(drvc = di->priv)) |
dc9dbe94 BV |
397 | return SR_OK; |
398 | ||
a6630742 | 399 | ret = std_dev_clear(di, NULL); |
187b3582 | 400 | |
dc9dbe94 | 401 | g_free(drvc); |
a873c594 | 402 | di->priv = NULL; |
187b3582 | 403 | |
62bc70e4 | 404 | return ret; |
f302a082 JH |
405 | } |
406 | ||
584560f1 | 407 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 408 | const struct sr_channel_group *cg) |
f302a082 | 409 | { |
dc9dbe94 | 410 | struct dev_context *devc; |
89befd46 BV |
411 | struct sr_usb_dev_inst *usb; |
412 | char str[128]; | |
8b35f474 | 413 | |
53b4680f | 414 | (void)cg; |
8f996b89 | 415 | |
a920a7d8 ML |
416 | if (!sdi) |
417 | return SR_ERR_ARG; | |
418 | ||
419 | devc = sdi->priv; | |
420 | ||
584560f1 | 421 | switch (key) { |
89befd46 | 422 | case SR_CONF_CONN: |
a920a7d8 | 423 | if (!sdi->conn) |
38ab8dbe | 424 | return SR_ERR_ARG; |
89befd46 BV |
425 | usb = sdi->conn; |
426 | if (usb->address == 255) | |
427 | /* Device still needs to re-enumerate after firmware | |
428 | * upload, so we don't know its (future) address. */ | |
429 | return SR_ERR; | |
430 | snprintf(str, 128, "%d.%d", usb->bus, usb->address); | |
431 | *data = g_variant_new_string(str); | |
432 | break; | |
a920a7d8 ML |
433 | case SR_CONF_LIMIT_SAMPLES: |
434 | *data = g_variant_new_uint64(devc->limit_samples); | |
435 | break; | |
123e1313 | 436 | case SR_CONF_SAMPLERATE: |
89befd46 | 437 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6e9339aa | 438 | break; |
7bfcb25c AJ |
439 | case SR_CONF_CAPTURE_RATIO: |
440 | *data = g_variant_new_uint64(devc->capture_ratio); | |
441 | break; | |
6e9339aa | 442 | default: |
bd6fbf62 | 443 | return SR_ERR_NA; |
8b35f474 JH |
444 | } |
445 | ||
6e9339aa | 446 | return SR_OK; |
f302a082 JH |
447 | } |
448 | ||
584560f1 | 449 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 450 | const struct sr_channel_group *cg) |
f302a082 | 451 | { |
dc9dbe94 | 452 | struct dev_context *devc; |
4d7b36a0 BV |
453 | uint64_t arg; |
454 | unsigned int i; | |
7cb621d4 JH |
455 | int ret; |
456 | ||
53b4680f | 457 | (void)cg; |
8f996b89 | 458 | |
1c48000d ML |
459 | if (!sdi) |
460 | return SR_ERR_ARG; | |
461 | ||
e73ffd42 BV |
462 | if (sdi->status != SR_ST_ACTIVE) |
463 | return SR_ERR; | |
464 | ||
dc9dbe94 | 465 | devc = sdi->priv; |
7cb621d4 | 466 | |
1c48000d ML |
467 | ret = SR_OK; |
468 | ||
584560f1 | 469 | switch (key) { |
1c48000d | 470 | case SR_CONF_SAMPLERATE: |
4d7b36a0 BV |
471 | arg = g_variant_get_uint64(data); |
472 | for (i = 0; i < ARRAY_SIZE(samplerates); i++) { | |
473 | if (samplerates[i] == arg) { | |
474 | devc->cur_samplerate = arg; | |
475 | break; | |
476 | } | |
477 | } | |
478 | if (i == ARRAY_SIZE(samplerates)) | |
479 | ret = SR_ERR_ARG; | |
1c48000d ML |
480 | break; |
481 | case SR_CONF_LIMIT_SAMPLES: | |
482 | devc->limit_samples = g_variant_get_uint64(data); | |
483 | break; | |
7bfcb25c AJ |
484 | case SR_CONF_CAPTURE_RATIO: |
485 | devc->capture_ratio = g_variant_get_uint64(data); | |
486 | if (devc->capture_ratio > 100) { | |
487 | devc->capture_ratio = 0; | |
488 | ret = SR_ERR; | |
489 | } else | |
490 | ret = SR_OK; | |
491 | break; | |
1c48000d ML |
492 | default: |
493 | ret = SR_ERR_NA; | |
7cb621d4 JH |
494 | } |
495 | ||
496 | return ret; | |
f302a082 JH |
497 | } |
498 | ||
584560f1 | 499 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 500 | const struct sr_channel_group *cg) |
a1c743fc | 501 | { |
d6836bf1 BV |
502 | GVariant *gvar; |
503 | GVariantBuilder gvb; | |
a1c743fc BV |
504 | |
505 | (void)sdi; | |
53b4680f | 506 | (void)cg; |
a1c743fc BV |
507 | |
508 | switch (key) { | |
89befd46 | 509 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 510 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 511 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
89befd46 | 512 | break; |
9a6517d1 | 513 | case SR_CONF_DEVICE_OPTIONS: |
ff6b76a1 BV |
514 | if (!sdi) |
515 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
516 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
517 | else | |
518 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
519 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
9a6517d1 | 520 | break; |
a1c743fc | 521 | case SR_CONF_SAMPLERATE: |
d6836bf1 BV |
522 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); |
523 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), samplerates, | |
524 | ARRAY_SIZE(samplerates), sizeof(uint64_t)); | |
525 | g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar); | |
526 | *data = g_variant_builder_end(&gvb); | |
a1c743fc | 527 | break; |
9615eeb5 BV |
528 | case SR_CONF_TRIGGER_MATCH: |
529 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
530 | soft_trigger_matches, ARRAY_SIZE(soft_trigger_matches), | |
531 | sizeof(int32_t)); | |
c50277a6 | 532 | break; |
a1c743fc | 533 | default: |
bd6fbf62 | 534 | return SR_ERR_NA; |
a1c743fc BV |
535 | } |
536 | ||
537 | return SR_OK; | |
538 | } | |
539 | ||
1f9813eb | 540 | static int receive_data(int fd, int revents, void *cb_data) |
610dbb70 JH |
541 | { |
542 | struct timeval tv; | |
b99457f0 | 543 | struct drv_context *drvc; |
610dbb70 | 544 | |
610dbb70 JH |
545 | (void)fd; |
546 | (void)revents; | |
1f9813eb | 547 | (void)cb_data; |
610dbb70 | 548 | |
b99457f0 UH |
549 | drvc = di->priv; |
550 | ||
610dbb70 | 551 | tv.tv_sec = tv.tv_usec = 0; |
d4abb463 | 552 | libusb_handle_events_timeout(drvc->sr_ctx->libusb_ctx, &tv); |
610dbb70 JH |
553 | |
554 | return TRUE; | |
555 | } | |
556 | ||
6078d2c9 | 557 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
f302a082 | 558 | { |
dc9dbe94 | 559 | struct dev_context *devc; |
b99457f0 | 560 | struct drv_context *drvc; |
250a78c7 | 561 | struct sr_usb_dev_inst *usb; |
335122f0 | 562 | struct sr_trigger *trigger; |
610dbb70 | 563 | struct libusb_transfer *transfer; |
b99457f0 | 564 | unsigned int i, timeout, num_transfers; |
5af666a9 | 565 | int ret; |
610dbb70 | 566 | unsigned char *buf; |
b99457f0 | 567 | size_t size; |
610dbb70 | 568 | |
e73ffd42 BV |
569 | if (sdi->status != SR_ST_ACTIVE) |
570 | return SR_ERR_DEV_CLOSED; | |
571 | ||
b99457f0 | 572 | drvc = di->priv; |
dc9dbe94 | 573 | devc = sdi->priv; |
250a78c7 | 574 | usb = sdi->conn; |
b99457f0 | 575 | |
3e9b7f9c | 576 | devc->cb_data = cb_data; |
b0ccd64d BV |
577 | devc->sent_samples = 0; |
578 | devc->acq_aborted = FALSE; | |
dc9dbe94 | 579 | devc->empty_transfer_count = 0; |
610dbb70 | 580 | |
0812c40e | 581 | if ((trigger = sr_session_trigger_get(sdi->session))) { |
7bfcb25c AJ |
582 | int pre_trigger_samples = 0; |
583 | if (devc->limit_samples > 0) | |
584 | pre_trigger_samples = devc->capture_ratio * devc->limit_samples/100; | |
585 | devc->stl = soft_trigger_logic_new(sdi, trigger, pre_trigger_samples); | |
586 | if (devc->stl == NULL) | |
587 | return SR_ERR_MALLOC; | |
9615eeb5 | 588 | devc->trigger_fired = FALSE; |
9615eeb5 BV |
589 | } else |
590 | devc->trigger_fired = TRUE; | |
591 | ||
2f937611 UH |
592 | timeout = fx2lafw_get_timeout(devc); |
593 | num_transfers = fx2lafw_get_number_of_transfers(devc); | |
594 | size = fx2lafw_get_buffer_size(devc); | |
2a67abfe | 595 | devc->submitted_transfers = 0; |
5af666a9 | 596 | |
dc9dbe94 | 597 | devc->transfers = g_try_malloc0(sizeof(*devc->transfers) * num_transfers); |
886a52b6 | 598 | if (!devc->transfers) { |
f427daef | 599 | sr_err("USB transfers malloc failed."); |
886a52b6 UH |
600 | return SR_ERR_MALLOC; |
601 | } | |
0caa1ef0 | 602 | |
dc9dbe94 | 603 | devc->num_transfers = num_transfers; |
5af666a9 | 604 | for (i = 0; i < num_transfers; i++) { |
610dbb70 | 605 | if (!(buf = g_try_malloc(size))) { |
b99457f0 | 606 | sr_err("USB transfer buffer malloc failed."); |
610dbb70 JH |
607 | return SR_ERR_MALLOC; |
608 | } | |
609 | transfer = libusb_alloc_transfer(0); | |
250a78c7 | 610 | libusb_fill_bulk_transfer(transfer, usb->devhdl, |
610dbb70 | 611 | 2 | LIBUSB_ENDPOINT_IN, buf, size, |
9615eeb5 | 612 | fx2lafw_receive_transfer, (void *)sdi, timeout); |
d4928d71 | 613 | if ((ret = libusb_submit_transfer(transfer)) != 0) { |
b99457f0 UH |
614 | sr_err("Failed to submit transfer: %s.", |
615 | libusb_error_name(ret)); | |
610dbb70 JH |
616 | libusb_free_transfer(transfer); |
617 | g_free(buf); | |
2f937611 | 618 | fx2lafw_abort_acquisition(devc); |
610dbb70 JH |
619 | return SR_ERR; |
620 | } | |
dc9dbe94 BV |
621 | devc->transfers[i] = transfer; |
622 | devc->submitted_transfers++; | |
610dbb70 JH |
623 | } |
624 | ||
6c60facc ML |
625 | devc->ctx = drvc->sr_ctx; |
626 | ||
102f1239 | 627 | usb_source_add(sdi->session, devc->ctx, timeout, receive_data, NULL); |
610dbb70 | 628 | |
4afdfd46 | 629 | /* Send header packet to the session bus. */ |
29a27196 | 630 | std_session_send_df_header(cb_data, LOG_PREFIX); |
f366e86c | 631 | |
a54edb1d | 632 | if ((ret = fx2lafw_command_start_acquisition(sdi)) != SR_OK) { |
2f937611 | 633 | fx2lafw_abort_acquisition(devc); |
ebc34738 | 634 | return ret; |
017375d1 JH |
635 | } |
636 | ||
f302a082 JH |
637 | return SR_OK; |
638 | } | |
639 | ||
6078d2c9 | 640 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
f302a082 | 641 | { |
2e526f4a | 642 | (void)cb_data; |
5da93902 | 643 | |
2f937611 | 644 | fx2lafw_abort_acquisition(sdi->priv); |
5da93902 | 645 | |
f302a082 JH |
646 | return SR_OK; |
647 | } | |
648 | ||
c09f0b57 | 649 | SR_PRIV struct sr_dev_driver fx2lafw_driver_info = { |
f302a082 | 650 | .name = "fx2lafw", |
2e7cb004 | 651 | .longname = "fx2lafw (generic driver for FX2 based LAs)", |
f302a082 | 652 | .api_version = 1, |
6078d2c9 UH |
653 | .init = init, |
654 | .cleanup = cleanup, | |
655 | .scan = scan, | |
656 | .dev_list = dev_list, | |
a6630742 | 657 | .dev_clear = NULL, |
035a1078 BV |
658 | .config_get = config_get, |
659 | .config_set = config_set, | |
a1c743fc | 660 | .config_list = config_list, |
6078d2c9 UH |
661 | .dev_open = dev_open, |
662 | .dev_close = dev_close, | |
663 | .dev_acquisition_start = dev_acquisition_start, | |
664 | .dev_acquisition_stop = dev_acquisition_stop, | |
dc9dbe94 | 665 | .priv = NULL, |
f302a082 | 666 | }; |