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f302a082 1/*
50985c20 2 * This file is part of the libsigrok project.
f302a082 3 *
13d8e03c 4 * Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
f302a082
JH
5 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
6 *
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 */
20
6ec6c43b 21#include <config.h>
2f937611 22#include "protocol.h"
b9d53092 23#include "dslogic.h"
f302a082 24
4679d14d 25static const struct fx2lafw_profile supported_fx2[] = {
7ae2f9d5
UH
26 /*
27 * CWAV USBee AX
17b6c75a 28 * EE Electronics ESLA201A
9f05304e 29 * ARMFLY AX-Pro
17b6c75a 30 */
f8b07fc6 31 { 0x08a9, 0x0014, "CWAV", "USBee AX", NULL,
d1ddc7a9 32 FIRMWARE_DIR "/fx2lafw-cwav-usbeeax.fw",
e826239c 33 0, NULL, NULL},
0e8d0e24
IF
34 /*
35 * CWAV USBee DX
36 * XZL-Studio DX
37 */
38 { 0x08a9, 0x0015, "CWAV", "USBee DX", NULL,
39 FIRMWARE_DIR "/fx2lafw-cwav-usbeedx.fw",
e826239c 40 DEV_CAPS_16BIT, NULL, NULL },
93a9f3da 41
7ae2f9d5
UH
42 /*
43 * CWAV USBee SX
4502e869
JH
44 */
45 { 0x08a9, 0x0009, "CWAV", "USBee SX", NULL,
d1ddc7a9 46 FIRMWARE_DIR "/fx2lafw-cwav-usbeesx.fw",
e826239c 47 0, NULL, NULL},
4502e869 48
b7c53d48 49 /* DreamSourceLab DSLogic (before FW upload) */
a7d7f93c
BV
50 { 0x2a0e, 0x0001, "DreamSourceLab", "DSLogic", NULL,
51 FIRMWARE_DIR "/dreamsourcelab-dslogic-fx2.fw",
52 DEV_CAPS_16BIT, NULL, NULL},
b7c53d48 53 /* DreamSourceLab DSLogic (after FW upload) */
a7d7f93c
BV
54 { 0x2a0e, 0x0001, "DreamSourceLab", "DSLogic", NULL,
55 FIRMWARE_DIR "/dreamsourcelab-dslogic-fx2.fw",
56 DEV_CAPS_16BIT, "DreamSourceLab", "DSLogic"},
57
b7c53d48
DG
58 /* DreamSourceLab DSCope (before FW upload) */
59 { 0x2a0e, 0x0002, "DreamSourceLab", "DSCope", NULL,
60 FIRMWARE_DIR "/dreamsourcelab-dscope-fx2.fw",
61 DEV_CAPS_16BIT, NULL, NULL},
62 /* DreamSourceLab DSCope (after FW upload) */
63 { 0x2a0e, 0x0002, "DreamSourceLab", "DSCope", NULL,
64 FIRMWARE_DIR "/dreamsourcelab-dscope-fx2.fw",
65 DEV_CAPS_16BIT, "DreamSourceLab", "DSCope"},
66
67 /* DreamSourceLab DSLogic Pro (before FW upload) */
68 { 0x2a0e, 0x0003, "DreamSourceLab", "DSLogic Pro", NULL,
69 FIRMWARE_DIR "/dreamsourcelab-dslogic-pro-fx2.fw",
70 DEV_CAPS_16BIT, NULL, NULL},
71 /* DreamSourceLab DSLogic Pro (after FW upload) */
72 { 0x2a0e, 0x0003, "DreamSourceLab", "DSLogic Pro", NULL,
73 FIRMWARE_DIR "/dreamsourcelab-dslogic-pro-fx2.fw",
74 DEV_CAPS_16BIT, "DreamSourceLab", "DSLogic"},
75
7ae2f9d5
UH
76 /*
77 * Saleae Logic
93a9f3da
JH
78 * EE Electronics ESLA100
79 * Robomotic MiniLogic
1663e470 80 * Robomotic BugLogic 3
93a9f3da
JH
81 */
82 { 0x0925, 0x3881, "Saleae", "Logic", NULL,
d1ddc7a9 83 FIRMWARE_DIR "/fx2lafw-saleae-logic.fw",
e826239c 84 0, NULL, NULL},
93a9f3da 85
f488762a 86 /*
1663e470
UH
87 * Default Cypress FX2 without EEPROM, e.g.:
88 * Lcsoft Mini Board
89 * Braintechnology USB Interface V2.x
f488762a
JH
90 */
91 { 0x04B4, 0x8613, "Cypress", "FX2", NULL,
d1ddc7a9 92 FIRMWARE_DIR "/fx2lafw-cypress-fx2.fw",
e826239c 93 DEV_CAPS_16BIT, NULL, NULL },
f488762a 94
1663e470
UH
95 /*
96 * Braintechnology USB-LPS
97 */
98 { 0x16d0, 0x0498, "Braintechnology", "USB-LPS", NULL,
d1ddc7a9 99 FIRMWARE_DIR "/fx2lafw-braintechnology-usb-lps.fw",
e826239c 100 DEV_CAPS_16BIT, NULL, NULL },
1663e470 101
e826239c 102 { 0, 0, 0, 0, 0, 0, 0, 0, 0 }
187b3582
JH
103};
104
ff6b76a1
BV
105static const uint32_t drvopts[] = {
106 SR_CONF_LOGIC_ANALYZER,
107};
108
a0e0bb41 109static const uint32_t scanopts[] = {
89befd46
BV
110 SR_CONF_CONN,
111};
112
f254bc4b 113static const uint32_t devopts[] = {
ff6b76a1
BV
114 SR_CONF_CONTINUOUS | SR_CONF_SET,
115 SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
5827f61b
BV
116 SR_CONF_CONN | SR_CONF_GET,
117 SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
5827f61b 118 SR_CONF_TRIGGER_MATCH | SR_CONF_LIST,
7bfcb25c 119 SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET,
8b35f474
JH
120};
121
ba7dd8bb 122static const char *channel_names[] = {
0f34cb47
UH
123 "0", "1", "2", "3", "4", "5", "6", "7",
124 "8", "9", "10", "11", "12", "13", "14", "15",
8b35f474
JH
125};
126
9615eeb5
BV
127static const int32_t soft_trigger_matches[] = {
128 SR_TRIGGER_ZERO,
129 SR_TRIGGER_ONE,
335122f0
BV
130 SR_TRIGGER_RISING,
131 SR_TRIGGER_FALLING,
132 SR_TRIGGER_EDGE,
9615eeb5
BV
133};
134
d6836bf1 135static const uint64_t samplerates[] = {
79dc6498
JH
136 SR_KHZ(20),
137 SR_KHZ(25),
897c1a2e
JH
138 SR_KHZ(50),
139 SR_KHZ(100),
9304d576
JH
140 SR_KHZ(200),
141 SR_KHZ(250),
142 SR_KHZ(500),
8b35f474
JH
143 SR_MHZ(1),
144 SR_MHZ(2),
145 SR_MHZ(3),
146 SR_MHZ(4),
147 SR_MHZ(6),
148 SR_MHZ(8),
149 SR_MHZ(12),
150 SR_MHZ(16),
772a0e61 151 SR_MHZ(24),
8b35f474
JH
152};
153
a7d7f93c
BV
154static const uint64_t dslogic_samplerates[] = {
155 SR_KHZ(10),
156 SR_KHZ(20),
157 SR_KHZ(50),
158 SR_KHZ(100),
159 SR_KHZ(200),
160 SR_KHZ(500),
161 SR_MHZ(1),
162 SR_MHZ(2),
163 SR_MHZ(5),
164 SR_MHZ(10),
165 SR_MHZ(20),
166 SR_MHZ(25),
167 SR_MHZ(50),
168 SR_MHZ(100),
169 SR_MHZ(200),
170 SR_MHZ(400),
171};
172
a8cc8e44 173SR_PRIV struct sr_dev_driver fx2lafw_driver_info;
610dbb70 174
4f840ce9 175static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
61136ea6 176{
f6beaac5 177 return std_init(sr_ctx, di, LOG_PREFIX);
61136ea6
BV
178}
179
4f840ce9 180static GSList *scan(struct sr_dev_driver *di, GSList *options)
f302a082 181{
dc9dbe94
BV
182 struct drv_context *drvc;
183 struct dev_context *devc;
754b5ff2
BV
184 struct sr_dev_inst *sdi;
185 struct sr_usb_dev_inst *usb;
754b5ff2
BV
186 struct sr_config *src;
187 const struct fx2lafw_profile *prof;
188 GSList *l, *devices, *conn_devices;
a7d7f93c 189 gboolean has_firmware;
754b5ff2 190 struct libusb_device_descriptor des;
187b3582 191 libusb_device **devlist;
e826239c 192 struct libusb_device_handle *hdl;
5e2c86eb 193 int num_logic_channels, ret, i, j;
754b5ff2 194 const char *conn;
5e2c86eb 195 char manufacturer[64], product[64], serial_num[64], connection_id[64];
3a7a22cb 196
41812aca 197 drvc = di->context;
187b3582 198
754b5ff2
BV
199 conn = NULL;
200 for (l = options; l; l = l->next) {
201 src = l->data;
202 switch (src->key) {
203 case SR_CONF_CONN:
204 conn = g_variant_get_string(src->data, NULL);
205 break;
206 }
207 }
208 if (conn)
209 conn_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn);
210 else
211 conn_devices = NULL;
212
921634ec 213 /* Find all fx2lafw compatible devices and upload firmware to them. */
3a7a22cb 214 devices = NULL;
d4abb463 215 libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist);
187b3582 216 for (i = 0; devlist[i]; i++) {
754b5ff2
BV
217 if (conn) {
218 usb = NULL;
219 for (l = conn_devices; l; l = l->next) {
220 usb = l->data;
221 if (usb->bus == libusb_get_bus_number(devlist[i])
222 && usb->address == libusb_get_device_address(devlist[i]))
223 break;
224 }
225 if (!l)
226 /* This device matched none of the ones that
227 * matched the conn specification. */
228 continue;
229 }
187b3582 230
754b5ff2 231 if ((ret = libusb_get_device_descriptor( devlist[i], &des)) != 0) {
f427daef 232 sr_warn("Failed to get device descriptor: %s.",
d4928d71 233 libusb_error_name(ret));
187b3582
JH
234 continue;
235 }
236
e826239c
ML
237 if ((ret = libusb_open(devlist[i], &hdl)) < 0)
238 continue;
239
240 if (des.iManufacturer == 0) {
241 manufacturer[0] = '\0';
242 } else if ((ret = libusb_get_string_descriptor_ascii(hdl,
243 des.iManufacturer, (unsigned char *) manufacturer,
244 sizeof(manufacturer))) < 0) {
245 sr_warn("Failed to get manufacturer string descriptor: %s.",
246 libusb_error_name(ret));
247 continue;
248 }
249
250 if (des.iProduct == 0) {
251 product[0] = '\0';
252 } else if ((ret = libusb_get_string_descriptor_ascii(hdl,
253 des.iProduct, (unsigned char *) product,
254 sizeof(product))) < 0) {
255 sr_warn("Failed to get product string descriptor: %s.",
256 libusb_error_name(ret));
257 continue;
258 }
259
5e2c86eb
SA
260 if (des.iSerialNumber == 0) {
261 serial_num[0] = '\0';
262 } else if ((ret = libusb_get_string_descriptor_ascii(hdl,
263 des.iSerialNumber, (unsigned char *) serial_num,
264 sizeof(serial_num))) < 0) {
265 sr_warn("Failed to get serial number string descriptor: %s.",
266 libusb_error_name(ret));
267 continue;
268 }
269
270 usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
271
e826239c
ML
272 libusb_close(hdl);
273
da686568 274 prof = NULL;
187b3582
JH
275 for (j = 0; supported_fx2[j].vid; j++) {
276 if (des.idVendor == supported_fx2[j].vid &&
e826239c
ML
277 des.idProduct == supported_fx2[j].pid &&
278 (!supported_fx2[j].usb_manufacturer ||
279 !strcmp(manufacturer, supported_fx2[j].usb_manufacturer)) &&
280 (!supported_fx2[j].usb_manufacturer ||
281 !strcmp(product, supported_fx2[j].usb_product))) {
da686568 282 prof = &supported_fx2[j];
e826239c 283 break;
187b3582
JH
284 }
285 }
286
b99457f0 287 /* Skip if the device was not found. */
da686568 288 if (!prof)
187b3582
JH
289 continue;
290
aac29cc1 291 sdi = g_malloc0(sizeof(struct sr_dev_inst));
0af636be
UH
292 sdi->status = SR_ST_INITIALIZING;
293 sdi->vendor = g_strdup(prof->vendor);
294 sdi->model = g_strdup(prof->model);
295 sdi->version = g_strdup(prof->model_version);
a873c594 296 sdi->driver = di;
5e2c86eb
SA
297 sdi->serial_num = g_strdup(serial_num);
298 sdi->connection_id = g_strdup(connection_id);
187b3582 299
ba7dd8bb
UH
300 /* Fill in channellist according to this device's profile. */
301 num_logic_channels = prof->dev_caps & DEV_CAPS_16BIT ? 16 : 8;
5e23fcab
ML
302 for (j = 0; j < num_logic_channels; j++)
303 sr_channel_new(sdi, j, SR_CHANNEL_LOGIC, TRUE,
c368e6f3 304 channel_names[j]);
06717a8a 305
dc9dbe94
BV
306 devc = fx2lafw_dev_new();
307 devc->profile = prof;
aab4b8cb 308 devc->sample_wide = (prof->dev_caps & DEV_CAPS_16BIT) != 0;
dc9dbe94
BV
309 sdi->priv = devc;
310 drvc->instances = g_slist_append(drvc->instances, sdi);
a8cc8e44 311 devices = g_slist_append(devices, sdi);
187b3582 312
b7c53d48
DG
313 if (!strcmp(prof->model, "DSLogic")
314 || !strcmp(prof->model, "DSLogic Pro")
315 || !strcmp(prof->model, "DSCope")) {
316 devc->dslogic = TRUE;
317 devc->samplerates = dslogic_samplerates;
318 devc->num_samplerates = ARRAY_SIZE(dslogic_samplerates);
319 has_firmware = match_manuf_prod(devlist[i], "DreamSourceLab", "DSLogic")
320 || match_manuf_prod(devlist[i], "DreamSourceLab", "DSCope");
321 } else {
a7d7f93c
BV
322 devc->dslogic = FALSE;
323 devc->samplerates = samplerates;
324 devc->num_samplerates = ARRAY_SIZE(samplerates);
325 has_firmware = match_manuf_prod(devlist[i],
326 "sigrok", "fx2lafw");
a7d7f93c
BV
327 }
328
329 if (has_firmware) {
b1eeb67e 330 /* Already has the firmware, so fix the new address. */
f427daef 331 sr_dbg("Found an fx2lafw device.");
b1eeb67e 332 sdi->status = SR_ST_INACTIVE;
250a78c7
BV
333 sdi->inst_type = SR_INST_USB;
334 sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]),
335 libusb_get_device_address(devlist[i]), NULL);
b1eeb67e 336 } else {
f8b07fc6 337 if (ezusb_upload_firmware(devlist[i], USB_CONFIGURATION,
da686568 338 prof->firmware) == SR_OK)
b99457f0 339 /* Store when this device's FW was updated. */
dc9dbe94 340 devc->fw_updated = g_get_monotonic_time();
b1eeb67e 341 else
f427daef 342 sr_err("Firmware upload failed for "
5e2c86eb
SA
343 "device %d.%d (logical).",
344 libusb_get_bus_number(devlist[i]),
345 libusb_get_device_address(devlist[i]));
250a78c7 346 sdi->inst_type = SR_INST_USB;
87b545fb 347 sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]),
250a78c7 348 0xff, NULL);
b1eeb67e 349 }
187b3582
JH
350 }
351 libusb_free_device_list(devlist, 1);
9dc7a75e 352 g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free);
187b3582 353
3a7a22cb 354 return devices;
f302a082
JH
355}
356
4f840ce9 357static GSList *dev_list(const struct sr_dev_driver *di)
811deee4 358{
41812aca 359 return ((struct drv_context *)(di->context))->instances;
811deee4
BV
360}
361
6078d2c9 362static int dev_open(struct sr_dev_inst *sdi)
f302a082 363{
4f840ce9 364 struct sr_dev_driver *di = sdi->driver;
250a78c7 365 struct sr_usb_dev_inst *usb;
dc9dbe94 366 struct dev_context *devc;
b7c53d48 367 char *fpga_firmware = NULL;
e8bd58ff
UH
368 int ret;
369 int64_t timediff_us, timediff_ms;
43125c69 370
dc9dbe94 371 devc = sdi->priv;
250a78c7 372 usb = sdi->conn;
43125c69
JH
373
374 /*
f60fdf6e
UH
375 * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS
376 * milliseconds for the FX2 to renumerate.
43125c69 377 */
3b6c1930 378 ret = SR_ERR;
dc9dbe94 379 if (devc->fw_updated > 0) {
f427daef 380 sr_info("Waiting for device to reset.");
b99457f0 381 /* Takes >= 300ms for the FX2 to be gone from the USB bus. */
43125c69 382 g_usleep(300 * 1000);
e8bd58ff 383 timediff_ms = 0;
f60fdf6e 384 while (timediff_ms < MAX_RENUM_DELAY_MS) {
2f937611 385 if ((ret = fx2lafw_dev_open(sdi, di)) == SR_OK)
43125c69
JH
386 break;
387 g_usleep(100 * 1000);
e8bd58ff 388
dc9dbe94 389 timediff_us = g_get_monotonic_time() - devc->fw_updated;
3b6c1930 390 timediff_ms = timediff_us / 1000;
b99457f0 391 sr_spew("Waited %" PRIi64 "ms.", timediff_ms);
43125c69 392 }
443a14d8
AG
393 if (ret != SR_OK) {
394 sr_err("Device failed to renumerate.");
395 return SR_ERR;
396 }
c0bf69c2 397 sr_info("Device came back after %" PRIi64 "ms.", timediff_ms);
43125c69 398 } else {
443a14d8 399 sr_info("Firmware upload was not needed.");
2f937611 400 ret = fx2lafw_dev_open(sdi, di);
43125c69
JH
401 }
402
ebc34738 403 if (ret != SR_OK) {
f427daef 404 sr_err("Unable to open device.");
43125c69
JH
405 return SR_ERR;
406 }
378abfea 407
250a78c7 408 ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE);
ebc34738 409 if (ret != 0) {
87b545fb 410 switch (ret) {
0c156e06 411 case LIBUSB_ERROR_BUSY:
f427daef 412 sr_err("Unable to claim USB interface. Another "
b99457f0 413 "program or driver has already claimed it.");
0c156e06 414 break;
0c156e06 415 case LIBUSB_ERROR_NO_DEVICE:
f427daef 416 sr_err("Device has been disconnected.");
0c156e06 417 break;
0c156e06 418 default:
f427daef 419 sr_err("Unable to claim interface: %s.",
d4928d71 420 libusb_error_name(ret));
0c156e06
JH
421 break;
422 }
423
43125c69
JH
424 return SR_ERR;
425 }
426
a7d7f93c 427 if (devc->dslogic) {
b7c53d48
DG
428 if (!strcmp(devc->profile->model, "DSLogic")) {
429 fpga_firmware = DSLOGIC_FPGA_FIRMWARE;
430 } else if (!strcmp(devc->profile->model, "DSLogic Pro")) {
431 fpga_firmware = DSLOGIC_PRO_FPGA_FIRMWARE;
432 } else if (!strcmp(devc->profile->model, "DSCope")) {
433 fpga_firmware = DSCOPE_FPGA_FIRMWARE;
434 }
435
b9d53092 436 if ((ret = dslogic_fpga_firmware_upload(sdi,
b7c53d48 437 fpga_firmware)) != SR_OK)
a7d7f93c
BV
438 return ret;
439 }
440
dc9dbe94 441 if (devc->cur_samplerate == 0) {
f92994fd 442 /* Samplerate hasn't been set; default to the slowest one. */
a7d7f93c 443 devc->cur_samplerate = devc->samplerates[0];
f92994fd
JH
444 }
445
f302a082
JH
446 return SR_OK;
447}
448
6078d2c9 449static int dev_close(struct sr_dev_inst *sdi)
f302a082 450{
250a78c7 451 struct sr_usb_dev_inst *usb;
961009b0 452
250a78c7 453 usb = sdi->conn;
98fec29e 454 if (!usb->devhdl)
25a0f108 455 return SR_ERR;
f1898235 456
5e2c86eb
SA
457 sr_info("fx2lafw: Closing device on %d.%d (logical) / %s (physical) interface %d.",
458 usb->bus, usb->address, sdi->connection_id, USB_INTERFACE);
250a78c7
BV
459 libusb_release_interface(usb->devhdl, USB_INTERFACE);
460 libusb_close(usb->devhdl);
461 usb->devhdl = NULL;
25a0f108 462 sdi->status = SR_ST_INACTIVE;
f1898235 463
f302a082
JH
464 return SR_OK;
465}
466
4f840ce9 467static int cleanup(const struct sr_dev_driver *di)
f302a082 468{
f69b47f0 469 int ret;
3b412e3a 470 struct drv_context *drvc;
187b3582 471
41812aca 472 if (!(drvc = di->context))
dc9dbe94
BV
473 return SR_OK;
474
a6630742 475 ret = std_dev_clear(di, NULL);
187b3582 476
dc9dbe94 477 g_free(drvc);
187b3582 478
62bc70e4 479 return ret;
f302a082
JH
480}
481
584560f1 482static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
53b4680f 483 const struct sr_channel_group *cg)
f302a082 484{
dc9dbe94 485 struct dev_context *devc;
89befd46
BV
486 struct sr_usb_dev_inst *usb;
487 char str[128];
8b35f474 488
53b4680f 489 (void)cg;
8f996b89 490
a920a7d8
ML
491 if (!sdi)
492 return SR_ERR_ARG;
493
494 devc = sdi->priv;
495
584560f1 496 switch (key) {
89befd46 497 case SR_CONF_CONN:
a920a7d8 498 if (!sdi->conn)
38ab8dbe 499 return SR_ERR_ARG;
89befd46
BV
500 usb = sdi->conn;
501 if (usb->address == 255)
502 /* Device still needs to re-enumerate after firmware
503 * upload, so we don't know its (future) address. */
504 return SR_ERR;
505 snprintf(str, 128, "%d.%d", usb->bus, usb->address);
506 *data = g_variant_new_string(str);
507 break;
a920a7d8
ML
508 case SR_CONF_LIMIT_SAMPLES:
509 *data = g_variant_new_uint64(devc->limit_samples);
510 break;
123e1313 511 case SR_CONF_SAMPLERATE:
89befd46 512 *data = g_variant_new_uint64(devc->cur_samplerate);
6e9339aa 513 break;
7bfcb25c
AJ
514 case SR_CONF_CAPTURE_RATIO:
515 *data = g_variant_new_uint64(devc->capture_ratio);
516 break;
6e9339aa 517 default:
bd6fbf62 518 return SR_ERR_NA;
8b35f474
JH
519 }
520
6e9339aa 521 return SR_OK;
f302a082
JH
522}
523
584560f1 524static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
53b4680f 525 const struct sr_channel_group *cg)
f302a082 526{
dc9dbe94 527 struct dev_context *devc;
4d7b36a0 528 uint64_t arg;
65e00366 529 int i, ret;
7cb621d4 530
53b4680f 531 (void)cg;
8f996b89 532
1c48000d
ML
533 if (!sdi)
534 return SR_ERR_ARG;
535
e73ffd42
BV
536 if (sdi->status != SR_ST_ACTIVE)
537 return SR_ERR;
538
dc9dbe94 539 devc = sdi->priv;
7cb621d4 540
1c48000d
ML
541 ret = SR_OK;
542
584560f1 543 switch (key) {
93b118da
UH
544 case SR_CONF_SAMPLERATE:
545 arg = g_variant_get_uint64(data);
65e00366
CFS
546 for (i = 0; i < devc->num_samplerates; i++) {
547 if (devc->samplerates[i] == arg) {
93b118da
UH
548 devc->cur_samplerate = arg;
549 break;
4d7b36a0 550 }
93b118da 551 }
65e00366 552 if (i == devc->num_samplerates)
93b118da
UH
553 ret = SR_ERR_ARG;
554 break;
555 case SR_CONF_LIMIT_SAMPLES:
556 devc->limit_samples = g_variant_get_uint64(data);
557 break;
558 case SR_CONF_CAPTURE_RATIO:
559 devc->capture_ratio = g_variant_get_uint64(data);
560 if (devc->capture_ratio > 100) {
561 devc->capture_ratio = 0;
562 ret = SR_ERR;
563 } else
564 ret = SR_OK;
565 break;
566 default:
567 ret = SR_ERR_NA;
7cb621d4
JH
568 }
569
570 return ret;
f302a082
JH
571}
572
584560f1 573static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
53b4680f 574 const struct sr_channel_group *cg)
a1c743fc 575{
a7d7f93c 576 struct dev_context *devc;
d6836bf1
BV
577 GVariant *gvar;
578 GVariantBuilder gvb;
a1c743fc 579
53b4680f 580 (void)cg;
a1c743fc
BV
581
582 switch (key) {
89befd46 583 case SR_CONF_SCAN_OPTIONS:
584560f1 584 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
a0e0bb41 585 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
89befd46 586 break;
9a6517d1 587 case SR_CONF_DEVICE_OPTIONS:
ff6b76a1
BV
588 if (!sdi)
589 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
590 drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
591 else
592 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
593 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
9a6517d1 594 break;
a1c743fc 595 case SR_CONF_SAMPLERATE:
a7d7f93c
BV
596 if (!sdi->priv)
597 return SR_ERR_ARG;
598 devc = sdi->priv;
d6836bf1 599 g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}"));
a7d7f93c
BV
600 gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), devc->samplerates,
601 devc->num_samplerates, sizeof(uint64_t));
d6836bf1
BV
602 g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar);
603 *data = g_variant_builder_end(&gvb);
a1c743fc 604 break;
9615eeb5
BV
605 case SR_CONF_TRIGGER_MATCH:
606 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
607 soft_trigger_matches, ARRAY_SIZE(soft_trigger_matches),
608 sizeof(int32_t));
c50277a6 609 break;
a1c743fc 610 default:
bd6fbf62 611 return SR_ERR_NA;
a1c743fc
BV
612 }
613
614 return SR_OK;
615}
616
1f9813eb 617static int receive_data(int fd, int revents, void *cb_data)
610dbb70
JH
618{
619 struct timeval tv;
b99457f0 620 struct drv_context *drvc;
610dbb70 621
610dbb70
JH
622 (void)fd;
623 (void)revents;
610dbb70 624
1a863916 625 drvc = (struct drv_context *)cb_data;
b99457f0 626
610dbb70 627 tv.tv_sec = tv.tv_usec = 0;
d4abb463 628 libusb_handle_events_timeout(drvc->sr_ctx->libusb_ctx, &tv);
610dbb70
JH
629
630 return TRUE;
631}
632
b9d53092 633static int start_transfers(const struct sr_dev_inst *sdi)
f302a082 634{
dc9dbe94 635 struct dev_context *devc;
250a78c7 636 struct sr_usb_dev_inst *usb;
335122f0 637 struct sr_trigger *trigger;
610dbb70 638 struct libusb_transfer *transfer;
b9d53092
BV
639 unsigned int i, num_transfers;
640 int endpoint, timeout, ret;
610dbb70 641 unsigned char *buf;
b99457f0 642 size_t size;
610dbb70 643
dc9dbe94 644 devc = sdi->priv;
250a78c7 645 usb = sdi->conn;
b99457f0 646
b0ccd64d
BV
647 devc->sent_samples = 0;
648 devc->acq_aborted = FALSE;
dc9dbe94 649 devc->empty_transfer_count = 0;
610dbb70 650
0812c40e 651 if ((trigger = sr_session_trigger_get(sdi->session))) {
7bfcb25c
AJ
652 int pre_trigger_samples = 0;
653 if (devc->limit_samples > 0)
654 pre_trigger_samples = devc->capture_ratio * devc->limit_samples/100;
655 devc->stl = soft_trigger_logic_new(sdi, trigger, pre_trigger_samples);
98fec29e 656 if (!devc->stl)
7bfcb25c 657 return SR_ERR_MALLOC;
9615eeb5 658 devc->trigger_fired = FALSE;
9615eeb5
BV
659 } else
660 devc->trigger_fired = TRUE;
661
2f937611 662 timeout = fx2lafw_get_timeout(devc);
b9d53092 663
2f937611
UH
664 num_transfers = fx2lafw_get_number_of_transfers(devc);
665 size = fx2lafw_get_buffer_size(devc);
2a67abfe 666 devc->submitted_transfers = 0;
5af666a9 667
dc9dbe94 668 devc->transfers = g_try_malloc0(sizeof(*devc->transfers) * num_transfers);
886a52b6 669 if (!devc->transfers) {
f427daef 670 sr_err("USB transfers malloc failed.");
886a52b6
UH
671 return SR_ERR_MALLOC;
672 }
0caa1ef0 673
b9d53092
BV
674 timeout = fx2lafw_get_timeout(devc);
675 endpoint = devc->dslogic ? 6 : 2;
dc9dbe94 676 devc->num_transfers = num_transfers;
5af666a9 677 for (i = 0; i < num_transfers; i++) {
610dbb70 678 if (!(buf = g_try_malloc(size))) {
b99457f0 679 sr_err("USB transfer buffer malloc failed.");
610dbb70
JH
680 return SR_ERR_MALLOC;
681 }
682 transfer = libusb_alloc_transfer(0);
250a78c7 683 libusb_fill_bulk_transfer(transfer, usb->devhdl,
b9d53092 684 endpoint | LIBUSB_ENDPOINT_IN, buf, size,
9615eeb5 685 fx2lafw_receive_transfer, (void *)sdi, timeout);
d4928d71 686 if ((ret = libusb_submit_transfer(transfer)) != 0) {
b99457f0
UH
687 sr_err("Failed to submit transfer: %s.",
688 libusb_error_name(ret));
610dbb70
JH
689 libusb_free_transfer(transfer);
690 g_free(buf);
2f937611 691 fx2lafw_abort_acquisition(devc);
610dbb70
JH
692 return SR_ERR;
693 }
dc9dbe94
BV
694 devc->transfers[i] = transfer;
695 devc->submitted_transfers++;
610dbb70
JH
696 }
697
b9d53092 698 /* Send header packet to the session bus. */
6fcf3f0a 699 std_session_send_df_header(sdi, LOG_PREFIX);
610dbb70 700
b9d53092
BV
701 return SR_OK;
702}
703
55462b8b 704static void LIBUSB_CALL dslogic_trigger_receive(struct libusb_transfer *transfer)
b9d53092
BV
705{
706 const struct sr_dev_inst *sdi;
707 struct dslogic_trigger_pos *tpos;
708
709 sdi = transfer->user_data;
710
711 if (transfer->status == LIBUSB_TRANSFER_COMPLETED
712 && transfer->actual_length == sizeof(struct dslogic_trigger_pos)) {
713 tpos = (struct dslogic_trigger_pos *)transfer->buffer;
714 sr_dbg("tpos real_pos %.8x ram_saddr %.8x", tpos->real_pos, tpos->ram_saddr);
715 g_free(tpos);
716 start_transfers(sdi);
717 }
718
719 libusb_free_transfer(transfer);
720
721}
722
723static int dslogic_trigger_request(const struct sr_dev_inst *sdi)
724{
725 struct sr_usb_dev_inst *usb;
726 struct libusb_transfer *transfer;
727 struct dslogic_trigger_pos *tpos;
728 int ret;
729
730 usb = sdi->conn;
731
732 if ((ret = dslogic_stop_acquisition(sdi)) != SR_OK)
733 return ret;
734
735 if ((ret = dslogic_fpga_configure(sdi)) != SR_OK)
736 return ret;
f366e86c 737
b9d53092 738 if ((ret = dslogic_start_acquisition(sdi)) != SR_OK)
ebc34738 739 return ret;
b9d53092
BV
740
741 sr_dbg("Getting trigger.");
742 tpos = g_malloc(sizeof(struct dslogic_trigger_pos));
743 transfer = libusb_alloc_transfer(0);
744 libusb_fill_bulk_transfer(transfer, usb->devhdl, 6 | LIBUSB_ENDPOINT_IN,
745 (unsigned char *)tpos, sizeof(struct dslogic_trigger_pos),
746 dslogic_trigger_receive, (void *)sdi, 0);
747 if ((ret = libusb_submit_transfer(transfer)) < 0) {
748 sr_err("Failed to request trigger: %s.", libusb_error_name(ret));
749 libusb_free_transfer(transfer);
750 g_free(tpos);
751 return SR_ERR;
752 }
753
754 return ret;
755}
756
757static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
758{
4f840ce9 759 struct sr_dev_driver *di;
b9d53092
BV
760 struct drv_context *drvc;
761 struct dev_context *devc;
762 int timeout, ret;
763
764 if (sdi->status != SR_ST_ACTIVE)
765 return SR_ERR_DEV_CLOSED;
766
4f840ce9 767 di = sdi->driver;
41812aca 768 drvc = di->context;
b9d53092
BV
769 devc = sdi->priv;
770
b9d53092
BV
771 devc->ctx = drvc->sr_ctx;
772 devc->cb_data = cb_data;
773 devc->sent_samples = 0;
774 devc->empty_transfer_count = 0;
775 devc->acq_aborted = FALSE;
776
777 timeout = fx2lafw_get_timeout(devc);
4f840ce9 778 usb_source_add(sdi->session, devc->ctx, timeout, receive_data, drvc);
b9d53092
BV
779
780 if (devc->dslogic) {
781 dslogic_trigger_request(sdi);
c442ffda 782 } else {
b9d53092 783 start_transfers(sdi);
815e3cb8
SA
784 if ((ret = fx2lafw_command_start_acquisition(sdi)) != SR_OK) {
785 fx2lafw_abort_acquisition(devc);
786 return ret;
787 }
017375d1
JH
788 }
789
f302a082
JH
790 return SR_OK;
791}
792
6078d2c9 793static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
f302a082 794{
2e526f4a 795 (void)cb_data;
5da93902 796
2f937611 797 fx2lafw_abort_acquisition(sdi->priv);
5da93902 798
f302a082
JH
799 return SR_OK;
800}
801
c09f0b57 802SR_PRIV struct sr_dev_driver fx2lafw_driver_info = {
f302a082 803 .name = "fx2lafw",
2e7cb004 804 .longname = "fx2lafw (generic driver for FX2 based LAs)",
f302a082 805 .api_version = 1,
6078d2c9
UH
806 .init = init,
807 .cleanup = cleanup,
808 .scan = scan,
809 .dev_list = dev_list,
a6630742 810 .dev_clear = NULL,
035a1078
BV
811 .config_get = config_get,
812 .config_set = config_set,
a1c743fc 813 .config_list = config_list,
6078d2c9
UH
814 .dev_open = dev_open,
815 .dev_close = dev_close,
816 .dev_acquisition_start = dev_acquisition_start,
817 .dev_acquisition_stop = dev_acquisition_stop,
41812aca 818 .context = NULL,
f302a082 819};