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6239c175 | 1 | /* |
50985c20 | 2 | * This file is part of the libsigrok project. |
6239c175 UH |
3 | * |
4 | * Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de> | |
fc96e6f8 | 5 | * Copyright (C) 2011 Olivier Fauchon <olivier@aixmarseille.com> |
c216d623 | 6 | * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com> |
7a8a1aba | 7 | * Copyright (C) 2015 Bartosz Golaszewski <bgolaszewski@baylibre.com> |
6239c175 UH |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
2ea1fdf1 | 20 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
6239c175 UH |
21 | */ |
22 | ||
6ec6c43b | 23 | #include <config.h> |
6239c175 UH |
24 | #include <stdlib.h> |
25 | #include <string.h> | |
4374219b | 26 | #include <math.h> |
c1aae900 | 27 | #include <libsigrok/libsigrok.h> |
45c59c8b | 28 | #include "libsigrok-internal.h" |
ba508e22 | 29 | #include "protocol.h" |
92bcedf6 | 30 | |
7db90279 | 31 | #define DEFAULT_NUM_LOGIC_CHANNELS 8 |
b1e6eec6 GS |
32 | #define DEFAULT_ENABLED_LOGIC_CHANNELS 8 |
33 | #define DEFAULT_LOGIC_PATTERN PATTERN_SIGROK | |
c03ed397 | 34 | |
b1e6eec6 GS |
35 | #define DEFAULT_NUM_ANALOG_CHANNELS 4 |
36 | #define DEFAULT_ENABLED_ANALOG_CHANNELS 4 | |
d9251a2c | 37 | #define DEFAULT_ANALOG_AMPLITUDE 10 |
85b5af06 | 38 | |
77463bd3 | 39 | /* Note: No spaces allowed because of sigrok-cli. */ |
8b2d41ed | 40 | static const char *logic_pattern_str[] = { |
61c39f54 BV |
41 | "sigrok", |
42 | "random", | |
43 | "incremental", | |
77463bd3 SA |
44 | "walking-one", |
45 | "walking-zero", | |
61c39f54 BV |
46 | "all-low", |
47 | "all-high", | |
81d53a29 | 48 | "squid", |
61c39f54 BV |
49 | }; |
50 | ||
1e4a7cac BV |
51 | static const uint32_t drvopts[] = { |
52 | SR_CONF_DEMO_DEV, | |
53 | SR_CONF_LOGIC_ANALYZER, | |
54 | SR_CONF_OSCILLOSCOPE, | |
55 | }; | |
56 | ||
584560f1 | 57 | static const uint32_t scanopts[] = { |
3f239f08 UH |
58 | SR_CONF_NUM_LOGIC_CHANNELS, |
59 | SR_CONF_NUM_ANALOG_CHANNELS, | |
e15f48c2 | 60 | }; |
85b5af06 | 61 | |
390795c0 | 62 | static const uint32_t devopts[] = { |
e91bb0a6 | 63 | SR_CONF_CONTINUOUS, |
5827f61b BV |
64 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, |
65 | SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, | |
390795c0 | 66 | SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, |
7a8a1aba BG |
67 | SR_CONF_AVERAGING | SR_CONF_GET | SR_CONF_SET, |
68 | SR_CONF_AVG_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
390795c0 BV |
69 | }; |
70 | ||
71 | static const uint32_t devopts_cg_logic[] = { | |
f12d9979 | 72 | SR_CONF_PATTERN_MODE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, |
49224c28 BV |
73 | }; |
74 | ||
e2b99f04 SA |
75 | static const uint32_t devopts_cg_analog_group[] = { |
76 | SR_CONF_AMPLITUDE | SR_CONF_GET | SR_CONF_SET, | |
77 | }; | |
78 | ||
79 | static const uint32_t devopts_cg_analog_channel[] = { | |
f12d9979 BV |
80 | SR_CONF_PATTERN_MODE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, |
81 | SR_CONF_AMPLITUDE | SR_CONF_GET | SR_CONF_SET, | |
7a1da331 BV |
82 | }; |
83 | ||
d00088ca BV |
84 | static const uint64_t samplerates[] = { |
85 | SR_HZ(1), | |
86 | SR_GHZ(1), | |
87 | SR_HZ(1), | |
4bfbf9fc BV |
88 | }; |
89 | ||
4f840ce9 | 90 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
6239c175 | 91 | { |
33ef7573 | 92 | struct dev_context *devc; |
c07f60e7 | 93 | struct sr_dev_inst *sdi; |
ba7dd8bb | 94 | struct sr_channel *ch; |
49224c28 | 95 | struct sr_channel_group *cg, *acg; |
c07f60e7 | 96 | struct sr_config *src; |
8b2d41ed | 97 | struct analog_gen *ag; |
43376f33 | 98 | GSList *l; |
ba7dd8bb UH |
99 | int num_logic_channels, num_analog_channels, pattern, i; |
100 | char channel_name[16]; | |
b1e6eec6 | 101 | gboolean enabled; |
067d0716 | 102 | |
3f239f08 UH |
103 | num_logic_channels = DEFAULT_NUM_LOGIC_CHANNELS; |
104 | num_analog_channels = DEFAULT_NUM_ANALOG_CHANNELS; | |
c07f60e7 BV |
105 | for (l = options; l; l = l->next) { |
106 | src = l->data; | |
107 | switch (src->key) { | |
3f239f08 | 108 | case SR_CONF_NUM_LOGIC_CHANNELS: |
ba7dd8bb | 109 | num_logic_channels = g_variant_get_int32(src->data); |
c07f60e7 | 110 | break; |
3f239f08 | 111 | case SR_CONF_NUM_ANALOG_CHANNELS: |
ba7dd8bb | 112 | num_analog_channels = g_variant_get_int32(src->data); |
c07f60e7 BV |
113 | break; |
114 | } | |
115 | } | |
85b5af06 | 116 | |
aac29cc1 | 117 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
45884333 | 118 | sdi->status = SR_ST_INACTIVE; |
4b664cd6 | 119 | sdi->model = g_strdup("Demo device"); |
e15f48c2 | 120 | |
a49a320d | 121 | devc = g_malloc0(sizeof(struct dev_context)); |
8b2d41ed | 122 | devc->cur_samplerate = SR_KHZ(200); |
ba7dd8bb UH |
123 | devc->num_logic_channels = num_logic_channels; |
124 | devc->logic_unitsize = (devc->num_logic_channels + 7) / 8; | |
b1e6eec6 | 125 | devc->logic_pattern = DEFAULT_LOGIC_PATTERN; |
ba7dd8bb | 126 | devc->num_analog_channels = num_analog_channels; |
8b2d41ed | 127 | |
f18e0db3 LPC |
128 | if (num_logic_channels > 0) { |
129 | /* Logic channels, all in one channel group. */ | |
130 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
131 | cg->name = g_strdup("Logic"); | |
132 | for (i = 0; i < num_logic_channels; i++) { | |
133 | sprintf(channel_name, "D%d", i); | |
b1e6eec6 GS |
134 | enabled = (i < DEFAULT_ENABLED_LOGIC_CHANNELS) ? TRUE : FALSE; |
135 | ch = sr_channel_new(sdi, i, SR_CHANNEL_LOGIC, enabled, channel_name); | |
f18e0db3 LPC |
136 | cg->channels = g_slist_append(cg->channels, ch); |
137 | } | |
138 | sdi->channel_groups = g_slist_append(NULL, cg); | |
87ca93c5 BV |
139 | } |
140 | ||
ba7dd8bb | 141 | /* Analog channels, channel groups and pattern generators. */ |
f18e0db3 LPC |
142 | if (num_analog_channels > 0) { |
143 | pattern = 0; | |
144 | /* An "Analog" channel group with all analog channels in it. */ | |
145 | acg = g_malloc0(sizeof(struct sr_channel_group)); | |
146 | acg->name = g_strdup("Analog"); | |
147 | sdi->channel_groups = g_slist_append(sdi->channel_groups, acg); | |
148 | ||
149 | devc->ch_ag = g_hash_table_new(g_direct_hash, g_direct_equal); | |
150 | for (i = 0; i < num_analog_channels; i++) { | |
151 | snprintf(channel_name, 16, "A%d", i); | |
b1e6eec6 | 152 | enabled = (i < DEFAULT_ENABLED_ANALOG_CHANNELS) ? TRUE : FALSE; |
f18e0db3 | 153 | ch = sr_channel_new(sdi, i + num_logic_channels, SR_CHANNEL_ANALOG, |
b1e6eec6 | 154 | enabled, channel_name); |
f18e0db3 LPC |
155 | acg->channels = g_slist_append(acg->channels, ch); |
156 | ||
157 | /* Every analog channel gets its own channel group as well. */ | |
158 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
159 | cg->name = g_strdup(channel_name); | |
160 | cg->channels = g_slist_append(NULL, ch); | |
161 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
162 | ||
163 | /* Every channel gets a generator struct. */ | |
164 | ag = g_malloc(sizeof(struct analog_gen)); | |
165 | ag->amplitude = DEFAULT_ANALOG_AMPLITUDE; | |
3be044aa | 166 | sr_analog_init(&ag->packet, &ag->encoding, &ag->meaning, &ag->spec, 2); |
4b770103 UH |
167 | ag->packet.meaning->channels = cg->channels; |
168 | ag->packet.meaning->mq = 0; | |
169 | ag->packet.meaning->mqflags = 0; | |
170 | ag->packet.meaning->unit = SR_UNIT_VOLT; | |
f18e0db3 LPC |
171 | ag->packet.data = ag->pattern_data; |
172 | ag->pattern = pattern; | |
173 | ag->avg_val = 0.0f; | |
174 | ag->num_avgs = 0; | |
175 | g_hash_table_insert(devc->ch_ag, ch, ag); | |
176 | ||
177 | if (++pattern == ARRAY_SIZE(analog_pattern_str)) | |
178 | pattern = 0; | |
179 | } | |
33ef7573 | 180 | } |
33ef7573 JH |
181 | |
182 | sdi->priv = devc; | |
183 | ||
43376f33 | 184 | return std_scan_complete(di, g_slist_append(NULL, sdi)); |
6239c175 UH |
185 | } |
186 | ||
6078d2c9 | 187 | static int dev_open(struct sr_dev_inst *sdi) |
6239c175 | 188 | { |
e73ffd42 | 189 | sdi->status = SR_ST_ACTIVE; |
697785d1 | 190 | |
e46b8fb1 | 191 | return SR_OK; |
6239c175 UH |
192 | } |
193 | ||
6078d2c9 | 194 | static int dev_close(struct sr_dev_inst *sdi) |
6239c175 | 195 | { |
decfe89d | 196 | sdi->status = SR_ST_INACTIVE; |
697785d1 UH |
197 | |
198 | return SR_OK; | |
6239c175 UH |
199 | } |
200 | ||
ed0b7fed BV |
201 | static void clear_helper(void *priv) |
202 | { | |
203 | struct dev_context *devc; | |
49224c28 BV |
204 | GHashTableIter iter; |
205 | void *value; | |
ed0b7fed BV |
206 | |
207 | devc = priv; | |
49224c28 BV |
208 | |
209 | /* Analog generators. */ | |
210 | g_hash_table_iter_init(&iter, devc->ch_ag); | |
211 | while (g_hash_table_iter_next(&iter, NULL, &value)) | |
212 | g_free(value); | |
213 | g_hash_table_unref(devc->ch_ag); | |
ed0b7fed BV |
214 | g_free(devc); |
215 | } | |
216 | ||
6ab68731 | 217 | static int dev_clear(const struct sr_dev_driver *di) |
6239c175 | 218 | { |
ed0b7fed | 219 | return std_dev_clear(di, clear_helper); |
6239c175 UH |
220 | } |
221 | ||
584560f1 | 222 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 223 | const struct sr_channel_group *cg) |
6239c175 | 224 | { |
c07f60e7 | 225 | struct dev_context *devc; |
ba7dd8bb | 226 | struct sr_channel *ch; |
2388ae86 BV |
227 | struct analog_gen *ag; |
228 | int pattern; | |
6f57fd96 | 229 | |
2388ae86 BV |
230 | if (!sdi) |
231 | return SR_ERR_ARG; | |
8f996b89 | 232 | |
c07f60e7 | 233 | devc = sdi->priv; |
584560f1 | 234 | switch (key) { |
123e1313 | 235 | case SR_CONF_SAMPLERATE: |
a7684294 | 236 | *data = g_variant_new_uint64(devc->cur_samplerate); |
6239c175 | 237 | break; |
2474d87e | 238 | case SR_CONF_LIMIT_SAMPLES: |
a7684294 | 239 | *data = g_variant_new_uint64(devc->limit_samples); |
2474d87e BV |
240 | break; |
241 | case SR_CONF_LIMIT_MSEC: | |
a7684294 | 242 | *data = g_variant_new_uint64(devc->limit_msec); |
2474d87e | 243 | break; |
7a8a1aba BG |
244 | case SR_CONF_AVERAGING: |
245 | *data = g_variant_new_boolean(devc->avg); | |
246 | break; | |
247 | case SR_CONF_AVG_SAMPLES: | |
248 | *data = g_variant_new_uint64(devc->avg_samples); | |
249 | break; | |
2474d87e | 250 | case SR_CONF_PATTERN_MODE: |
53b4680f | 251 | if (!cg) |
660e398f | 252 | return SR_ERR_CHANNEL_GROUP; |
49224c28 | 253 | /* Any channel in the group will do. */ |
ba7dd8bb | 254 | ch = cg->channels->data; |
3f239f08 | 255 | if (ch->type == SR_CHANNEL_LOGIC) { |
2388ae86 BV |
256 | pattern = devc->logic_pattern; |
257 | *data = g_variant_new_string(logic_pattern_str[pattern]); | |
3f239f08 | 258 | } else if (ch->type == SR_CHANNEL_ANALOG) { |
49224c28 | 259 | ag = g_hash_table_lookup(devc->ch_ag, ch); |
2388ae86 BV |
260 | pattern = ag->pattern; |
261 | *data = g_variant_new_string(analog_pattern_str[pattern]); | |
262 | } else | |
263 | return SR_ERR_BUG; | |
c07f60e7 | 264 | break; |
dddabe37 BV |
265 | case SR_CONF_AMPLITUDE: |
266 | if (!cg) | |
267 | return SR_ERR_CHANNEL_GROUP; | |
49224c28 | 268 | /* Any channel in the group will do. */ |
dddabe37 BV |
269 | ch = cg->channels->data; |
270 | if (ch->type != SR_CHANNEL_ANALOG) | |
271 | return SR_ERR_ARG; | |
49224c28 | 272 | ag = g_hash_table_lookup(devc->ch_ag, ch); |
dddabe37 BV |
273 | *data = g_variant_new_double(ag->amplitude); |
274 | break; | |
7dfcf010 | 275 | default: |
bd6fbf62 | 276 | return SR_ERR_NA; |
6239c175 UH |
277 | } |
278 | ||
dfb0fa1a | 279 | return SR_OK; |
6239c175 UH |
280 | } |
281 | ||
584560f1 | 282 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 283 | const struct sr_channel_group *cg) |
6239c175 | 284 | { |
8b2d41ed | 285 | struct dev_context *devc; |
4374219b | 286 | struct analog_gen *ag; |
ba7dd8bb | 287 | struct sr_channel *ch; |
49224c28 BV |
288 | GSList *l; |
289 | int logic_pattern, analog_pattern, ret; | |
61c39f54 | 290 | unsigned int i; |
1b79df2f | 291 | const char *stropt; |
6239c175 | 292 | |
8b2d41ed | 293 | devc = sdi->priv; |
6239c175 | 294 | |
e73ffd42 BV |
295 | if (sdi->status != SR_ST_ACTIVE) |
296 | return SR_ERR_DEV_CLOSED; | |
297 | ||
2388ae86 | 298 | ret = SR_OK; |
584560f1 | 299 | switch (key) { |
2388ae86 | 300 | case SR_CONF_SAMPLERATE: |
a7684294 | 301 | devc->cur_samplerate = g_variant_get_uint64(data); |
2388ae86 BV |
302 | break; |
303 | case SR_CONF_LIMIT_SAMPLES: | |
a7684294 JH |
304 | devc->limit_msec = 0; |
305 | devc->limit_samples = g_variant_get_uint64(data); | |
2388ae86 BV |
306 | break; |
307 | case SR_CONF_LIMIT_MSEC: | |
a7684294 JH |
308 | devc->limit_msec = g_variant_get_uint64(data); |
309 | devc->limit_samples = 0; | |
2388ae86 | 310 | break; |
7a8a1aba BG |
311 | case SR_CONF_AVERAGING: |
312 | devc->avg = g_variant_get_boolean(data); | |
313 | sr_dbg("%s averaging", devc->avg ? "Enabling" : "Disabling"); | |
314 | break; | |
315 | case SR_CONF_AVG_SAMPLES: | |
316 | devc->avg_samples = g_variant_get_uint64(data); | |
317 | sr_dbg("Setting averaging rate to %" PRIu64, devc->avg_samples); | |
318 | break; | |
2388ae86 | 319 | case SR_CONF_PATTERN_MODE: |
53b4680f | 320 | if (!cg) |
660e398f | 321 | return SR_ERR_CHANNEL_GROUP; |
d00088ca | 322 | stropt = g_variant_get_string(data, NULL); |
49224c28 BV |
323 | logic_pattern = analog_pattern = -1; |
324 | for (i = 0; i < ARRAY_SIZE(logic_pattern_str); i++) { | |
325 | if (!strcmp(stropt, logic_pattern_str[i])) { | |
326 | logic_pattern = i; | |
327 | break; | |
8b2d41ed | 328 | } |
49224c28 BV |
329 | } |
330 | for (i = 0; i < ARRAY_SIZE(analog_pattern_str); i++) { | |
331 | if (!strcmp(stropt, analog_pattern_str[i])) { | |
332 | analog_pattern = i; | |
333 | break; | |
8b2d41ed | 334 | } |
49224c28 BV |
335 | } |
336 | if (logic_pattern == -1 && analog_pattern == -1) | |
337 | return SR_ERR_ARG; | |
338 | for (l = cg->channels; l; l = l->next) { | |
339 | ch = l->data; | |
340 | if (ch->type == SR_CHANNEL_LOGIC) { | |
341 | if (logic_pattern == -1) | |
342 | return SR_ERR_ARG; | |
343 | sr_dbg("Setting logic pattern to %s", | |
344 | logic_pattern_str[logic_pattern]); | |
345 | devc->logic_pattern = logic_pattern; | |
346 | /* Might as well do this now, these are static. */ | |
347 | if (logic_pattern == PATTERN_ALL_LOW) | |
348 | memset(devc->logic_data, 0x00, LOGIC_BUFSIZE); | |
349 | else if (logic_pattern == PATTERN_ALL_HIGH) | |
350 | memset(devc->logic_data, 0xff, LOGIC_BUFSIZE); | |
351 | } else if (ch->type == SR_CHANNEL_ANALOG) { | |
352 | if (analog_pattern == -1) | |
353 | return SR_ERR_ARG; | |
354 | sr_dbg("Setting analog pattern for channel %s to %s", | |
355 | ch->name, analog_pattern_str[analog_pattern]); | |
356 | ag = g_hash_table_lookup(devc->ch_ag, ch); | |
357 | ag->pattern = analog_pattern; | |
358 | } else | |
359 | return SR_ERR_BUG; | |
360 | } | |
2388ae86 | 361 | break; |
dddabe37 BV |
362 | case SR_CONF_AMPLITUDE: |
363 | if (!cg) | |
364 | return SR_ERR_CHANNEL_GROUP; | |
49224c28 BV |
365 | for (l = cg->channels; l; l = l->next) { |
366 | ch = l->data; | |
367 | if (ch->type != SR_CHANNEL_ANALOG) | |
368 | return SR_ERR_ARG; | |
369 | ag = g_hash_table_lookup(devc->ch_ag, ch); | |
370 | ag->amplitude = g_variant_get_double(data); | |
371 | } | |
dddabe37 | 372 | break; |
2388ae86 | 373 | default: |
bd6fbf62 | 374 | ret = SR_ERR_NA; |
6239c175 UH |
375 | } |
376 | ||
377 | return ret; | |
378 | } | |
379 | ||
584560f1 | 380 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 381 | const struct sr_channel_group *cg) |
a1c743fc | 382 | { |
ba7dd8bb | 383 | struct sr_channel *ch; |
d00088ca BV |
384 | GVariant *gvar; |
385 | GVariantBuilder gvb; | |
a1c743fc | 386 | |
7a1da331 | 387 | if (key == SR_CONF_SCAN_OPTIONS) { |
584560f1 BV |
388 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
389 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
7a1da331 BV |
390 | return SR_OK; |
391 | } | |
392 | ||
390795c0 BV |
393 | if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { |
394 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
1e4a7cac | 395 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); |
390795c0 BV |
396 | return SR_OK; |
397 | } | |
398 | ||
7a1da331 BV |
399 | if (!sdi) |
400 | return SR_ERR_ARG; | |
401 | ||
53b4680f | 402 | if (!cg) { |
7a1da331 BV |
403 | switch (key) { |
404 | case SR_CONF_DEVICE_OPTIONS: | |
584560f1 | 405 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
1e4a7cac | 406 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); |
7a1da331 BV |
407 | break; |
408 | case SR_CONF_SAMPLERATE: | |
409 | g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}")); | |
410 | gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), samplerates, | |
411 | ARRAY_SIZE(samplerates), sizeof(uint64_t)); | |
412 | g_variant_builder_add(&gvb, "{sv}", "samplerate-steps", gvar); | |
413 | *data = g_variant_builder_end(&gvb); | |
414 | break; | |
415 | default: | |
416 | return SR_ERR_NA; | |
417 | } | |
418 | } else { | |
ba7dd8bb | 419 | ch = cg->channels->data; |
7a1da331 BV |
420 | switch (key) { |
421 | case SR_CONF_DEVICE_OPTIONS: | |
49224c28 | 422 | if (ch->type == SR_CHANNEL_LOGIC) |
8249889d | 423 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
49224c28 | 424 | devopts_cg_logic, ARRAY_SIZE(devopts_cg_logic), |
584560f1 | 425 | sizeof(uint32_t)); |
e2b99f04 SA |
426 | else if (ch->type == SR_CHANNEL_ANALOG) { |
427 | if (strcmp(cg->name, "Analog") == 0) | |
428 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
429 | devopts_cg_analog_group, ARRAY_SIZE(devopts_cg_analog_group), | |
430 | sizeof(uint32_t)); | |
431 | else | |
432 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
433 | devopts_cg_analog_channel, ARRAY_SIZE(devopts_cg_analog_channel), | |
434 | sizeof(uint32_t)); | |
435 | } | |
49224c28 BV |
436 | else |
437 | return SR_ERR_BUG; | |
7a1da331 BV |
438 | break; |
439 | case SR_CONF_PATTERN_MODE: | |
e2b99f04 SA |
440 | /* The analog group (with all 4 channels) shall not have a pattern property. */ |
441 | if (strcmp(cg->name, "Analog") == 0) | |
442 | return SR_ERR_NA; | |
443 | ||
3f239f08 | 444 | if (ch->type == SR_CHANNEL_LOGIC) |
7a1da331 BV |
445 | *data = g_variant_new_strv(logic_pattern_str, |
446 | ARRAY_SIZE(logic_pattern_str)); | |
3f239f08 | 447 | else if (ch->type == SR_CHANNEL_ANALOG) |
7a1da331 BV |
448 | *data = g_variant_new_strv(analog_pattern_str, |
449 | ARRAY_SIZE(analog_pattern_str)); | |
2388ae86 BV |
450 | else |
451 | return SR_ERR_BUG; | |
7a1da331 BV |
452 | break; |
453 | default: | |
454 | return SR_ERR_NA; | |
455 | } | |
a1c743fc BV |
456 | } |
457 | ||
458 | return SR_OK; | |
459 | } | |
460 | ||
695dc859 | 461 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
6239c175 | 462 | { |
61c39f54 | 463 | struct dev_context *devc; |
49224c28 BV |
464 | GHashTableIter iter; |
465 | void *value; | |
85b5af06 | 466 | |
e73ffd42 BV |
467 | if (sdi->status != SR_ST_ACTIVE) |
468 | return SR_ERR_DEV_CLOSED; | |
469 | ||
61c39f54 | 470 | devc = sdi->priv; |
a49a320d | 471 | devc->sent_samples = 0; |
85b5af06 | 472 | |
49224c28 BV |
473 | g_hash_table_iter_init(&iter, devc->ch_ag); |
474 | while (g_hash_table_iter_next(&iter, NULL, &value)) | |
ba508e22 | 475 | demo_generate_analog_pattern(value, devc->cur_samplerate); |
4374219b | 476 | |
98c01fe1 | 477 | sr_session_source_add(sdi->session, -1, 0, 100, |
ba508e22 | 478 | demo_prepare_data, (struct sr_dev_inst *)sdi); |
85b5af06 | 479 | |
bee2b016 | 480 | std_session_send_df_header(sdi); |
f366e86c | 481 | |
3b203673 | 482 | /* We use this timestamp to decide how many more samples to send. */ |
a49a320d DE |
483 | devc->start_us = g_get_monotonic_time(); |
484 | devc->spent_us = 0; | |
471ac344 | 485 | devc->step = 0; |
3b203673 | 486 | |
e46b8fb1 | 487 | return SR_OK; |
6239c175 UH |
488 | } |
489 | ||
695dc859 | 490 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
6239c175 | 491 | { |
a84f6ad3 | 492 | sr_dbg("Stopping acquisition."); |
027bf077 | 493 | sr_session_source_remove(sdi->session, -1); |
bee2b016 | 494 | std_session_send_df_end(sdi); |
7fd3e859 | 495 | |
3010f21c | 496 | return SR_OK; |
6239c175 UH |
497 | } |
498 | ||
dd5c48a6 | 499 | static struct sr_dev_driver demo_driver_info = { |
e519ba86 UH |
500 | .name = "demo", |
501 | .longname = "Demo driver and pattern generator", | |
502 | .api_version = 1, | |
c2fdcc25 | 503 | .init = std_init, |
700d6b64 | 504 | .cleanup = std_cleanup, |
6078d2c9 | 505 | .scan = scan, |
c01bf34c | 506 | .dev_list = std_dev_list, |
6ab68731 | 507 | .dev_clear = dev_clear, |
035a1078 BV |
508 | .config_get = config_get, |
509 | .config_set = config_set, | |
a1c743fc | 510 | .config_list = config_list, |
6078d2c9 UH |
511 | .dev_open = dev_open, |
512 | .dev_close = dev_close, | |
513 | .dev_acquisition_start = dev_acquisition_start, | |
514 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 515 | .context = NULL, |
6239c175 | 516 | }; |
dd5c48a6 | 517 | SR_REGISTER_DEV_DRIVER(demo_driver_info); |