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06a3e78a DJ |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 poljar (Damir Jelić) <poljarinho@gmail.com> | |
5 | * | |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
6ec6c43b | 20 | #include <config.h> |
13f2b9d7 | 21 | #include <stdlib.h> |
5a1afc09 | 22 | #include "scpi.h" |
06a3e78a DJ |
23 | #include "protocol.h" |
24 | ||
13f2b9d7 DJ |
25 | #define SERIALCOMM "115200/8n1/flow=1" |
26 | ||
dd5c48a6 | 27 | static struct sr_dev_driver hameg_hmo_driver_info; |
e9a62139 DJ |
28 | |
29 | static const char *manufacturers[] = { | |
30 | "HAMEG", | |
da1726cc | 31 | "Rohde&Schwarz", |
e9a62139 DJ |
32 | }; |
33 | ||
6ec3ef9b AJ |
34 | static const uint32_t drvopts[] = { |
35 | SR_CONF_OSCILLOSCOPE, | |
36 | }; | |
37 | ||
584560f1 | 38 | static const uint32_t scanopts[] = { |
13f2b9d7 DJ |
39 | SR_CONF_CONN, |
40 | SR_CONF_SERIALCOMM, | |
41 | }; | |
42 | ||
719eff68 | 43 | enum { |
61e77667 UH |
44 | CG_INVALID = -1, |
45 | CG_NONE, | |
46 | CG_ANALOG, | |
47 | CG_DIGITAL, | |
719eff68 UH |
48 | }; |
49 | ||
e9a62139 DJ |
50 | static int check_manufacturer(const char *manufacturer) |
51 | { | |
52 | unsigned int i; | |
53 | ||
0a1f7b09 | 54 | for (i = 0; i < ARRAY_SIZE(manufacturers); i++) |
e9a62139 DJ |
55 | if (!strcmp(manufacturer, manufacturers[i])) |
56 | return SR_OK; | |
57 | ||
58 | return SR_ERR; | |
59 | } | |
60 | ||
ca28abd6 | 61 | static struct sr_dev_inst *hmo_probe_serial_device(struct sr_scpi_dev_inst *scpi) |
e9a62139 DJ |
62 | { |
63 | struct sr_dev_inst *sdi; | |
64 | struct dev_context *devc; | |
65 | struct sr_scpi_hw_info *hw_info; | |
e9a62139 DJ |
66 | |
67 | sdi = NULL; | |
68 | devc = NULL; | |
e9a62139 DJ |
69 | hw_info = NULL; |
70 | ||
e9a62139 DJ |
71 | if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) { |
72 | sr_info("Couldn't get IDN response."); | |
73 | goto fail; | |
74 | } | |
75 | ||
76 | if (check_manufacturer(hw_info->manufacturer) != SR_OK) | |
77 | goto fail; | |
78 | ||
aac29cc1 | 79 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
80 | sdi->vendor = g_strdup(hw_info->manufacturer); |
81 | sdi->model = g_strdup(hw_info->model); | |
82 | sdi->version = g_strdup(hw_info->firmware_version); | |
83 | sdi->serial_num = g_strdup(hw_info->serial_number); | |
4f840ce9 | 84 | sdi->driver = &hameg_hmo_driver_info; |
b33db61c SA |
85 | sdi->inst_type = SR_INST_SCPI; |
86 | sdi->conn = scpi; | |
b33db61c | 87 | |
e9a62139 DJ |
88 | sr_scpi_hw_info_free(hw_info); |
89 | hw_info = NULL; | |
90 | ||
f57d8ffe | 91 | devc = g_malloc0(sizeof(struct dev_context)); |
e9a62139 | 92 | |
e9a62139 | 93 | sdi->priv = devc; |
e9a62139 DJ |
94 | |
95 | if (hmo_init_device(sdi) != SR_OK) | |
96 | goto fail; | |
97 | ||
98 | return sdi; | |
99 | ||
100 | fail: | |
7b365c47 | 101 | sr_scpi_hw_info_free(hw_info); |
4bf93988 | 102 | sr_dev_inst_free(sdi); |
b1f83103 | 103 | g_free(devc); |
e9a62139 DJ |
104 | |
105 | return NULL; | |
106 | } | |
107 | ||
4f840ce9 | 108 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
06a3e78a | 109 | { |
41812aca | 110 | return sr_scpi_scan(di->context, options, hmo_probe_serial_device); |
06a3e78a DJ |
111 | } |
112 | ||
13f2b9d7 DJ |
113 | static void clear_helper(void *priv) |
114 | { | |
13f2b9d7 | 115 | struct dev_context *devc; |
13f2b9d7 DJ |
116 | |
117 | devc = priv; | |
13f2b9d7 | 118 | |
719eff68 | 119 | hmo_scope_state_free(devc->model_state); |
13f2b9d7 | 120 | |
13f2b9d7 DJ |
121 | g_free(devc->analog_groups); |
122 | g_free(devc->digital_groups); | |
123 | ||
124 | g_free(devc); | |
125 | } | |
126 | ||
4f840ce9 | 127 | static int dev_clear(const struct sr_dev_driver *di) |
06a3e78a | 128 | { |
13f2b9d7 | 129 | return std_dev_clear(di, clear_helper); |
06a3e78a DJ |
130 | } |
131 | ||
132 | static int dev_open(struct sr_dev_inst *sdi) | |
133 | { | |
6402c379 | 134 | if (sr_scpi_open(sdi->conn) != SR_OK) |
13f2b9d7 | 135 | return SR_ERR; |
06a3e78a | 136 | |
719eff68 | 137 | if (hmo_scope_state_get(sdi) != SR_OK) |
13f2b9d7 | 138 | return SR_ERR; |
06a3e78a | 139 | |
06a3e78a DJ |
140 | return SR_OK; |
141 | } | |
142 | ||
143 | static int dev_close(struct sr_dev_inst *sdi) | |
144 | { | |
23f43dff | 145 | sr_scpi_close(sdi->conn); |
06a3e78a DJ |
146 | |
147 | sdi->status = SR_ST_INACTIVE; | |
148 | ||
149 | return SR_OK; | |
150 | } | |
151 | ||
660e398f | 152 | static int check_channel_group(struct dev_context *devc, |
53b4680f | 153 | const struct sr_channel_group *cg) |
13f2b9d7 DJ |
154 | { |
155 | unsigned int i; | |
329733d9 | 156 | const struct scope_config *model; |
13f2b9d7 DJ |
157 | |
158 | model = devc->model_config; | |
159 | ||
53b4680f | 160 | if (!cg) |
61e77667 | 161 | return CG_NONE; |
13f2b9d7 | 162 | |
0a1f7b09 | 163 | for (i = 0; i < model->analog_channels; i++) |
562b7ae5 | 164 | if (cg == devc->analog_groups[i]) |
61e77667 | 165 | return CG_ANALOG; |
13f2b9d7 | 166 | |
0a1f7b09 | 167 | for (i = 0; i < model->digital_pods; i++) |
562b7ae5 | 168 | if (cg == devc->digital_groups[i]) |
61e77667 | 169 | return CG_DIGITAL; |
13f2b9d7 | 170 | |
660e398f | 171 | sr_err("Invalid channel group specified."); |
89280b1a | 172 | |
61e77667 | 173 | return CG_INVALID; |
13f2b9d7 DJ |
174 | } |
175 | ||
584560f1 | 176 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 177 | const struct sr_channel_group *cg) |
06a3e78a | 178 | { |
61e77667 | 179 | int ret, cg_type; |
13f2b9d7 | 180 | unsigned int i; |
13f2b9d7 | 181 | struct dev_context *devc; |
329733d9 | 182 | const struct scope_config *model; |
14a2f74d | 183 | struct scope_state *state; |
13f2b9d7 | 184 | |
709468ba | 185 | if (!sdi) |
13f2b9d7 DJ |
186 | return SR_ERR_ARG; |
187 | ||
709468ba UH |
188 | devc = sdi->priv; |
189 | ||
61e77667 | 190 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 | 191 | return SR_ERR; |
06a3e78a | 192 | |
13f2b9d7 DJ |
193 | ret = SR_ERR_NA; |
194 | model = devc->model_config; | |
14a2f74d | 195 | state = devc->model_state; |
06a3e78a | 196 | |
06a3e78a | 197 | switch (key) { |
bf622e6d | 198 | case SR_CONF_NUM_HDIV: |
13f2b9d7 DJ |
199 | *data = g_variant_new_int32(model->num_xdivs); |
200 | ret = SR_OK; | |
201 | break; | |
3fd2dca2 DJ |
202 | case SR_CONF_TIMEBASE: |
203 | *data = g_variant_new("(tt)", (*model->timebases)[state->timebase][0], | |
204 | (*model->timebases)[state->timebase][1]); | |
205 | ret = SR_OK; | |
206 | break; | |
13f2b9d7 | 207 | case SR_CONF_NUM_VDIV: |
61e77667 | 208 | if (cg_type == CG_NONE) { |
660e398f UH |
209 | sr_err("No channel group specified."); |
210 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 211 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 212 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 213 | if (cg != devc->analog_groups[i]) |
082972e8 UH |
214 | continue; |
215 | *data = g_variant_new_int32(model->num_ydivs); | |
216 | ret = SR_OK; | |
217 | break; | |
13f2b9d7 DJ |
218 | } |
219 | ||
3fd2dca2 DJ |
220 | } else { |
221 | ret = SR_ERR_NA; | |
222 | } | |
223 | break; | |
224 | case SR_CONF_VDIV: | |
61e77667 UH |
225 | if (cg_type == CG_NONE) { |
226 | sr_err("No channel group specified."); | |
227 | return SR_ERR_CHANNEL_GROUP; | |
228 | } else if (cg_type == CG_ANALOG) { | |
0a1f7b09 | 229 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 230 | if (cg != devc->analog_groups[i]) |
3fd2dca2 DJ |
231 | continue; |
232 | *data = g_variant_new("(tt)", | |
233 | (*model->vdivs)[state->analog_channels[i].vdiv][0], | |
234 | (*model->vdivs)[state->analog_channels[i].vdiv][1]); | |
235 | ret = SR_OK; | |
236 | break; | |
237 | } | |
238 | ||
ccf14618 DJ |
239 | } else { |
240 | ret = SR_ERR_NA; | |
241 | } | |
242 | break; | |
243 | case SR_CONF_TRIGGER_SOURCE: | |
244 | *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); | |
245 | ret = SR_OK; | |
246 | break; | |
3fd2dca2 DJ |
247 | case SR_CONF_TRIGGER_SLOPE: |
248 | *data = g_variant_new_string((*model->trigger_slopes)[state->trigger_slope]); | |
249 | ret = SR_OK; | |
250 | break; | |
251 | case SR_CONF_HORIZ_TRIGGERPOS: | |
252 | *data = g_variant_new_double(state->horiz_triggerpos); | |
253 | ret = SR_OK; | |
254 | break; | |
ccf14618 | 255 | case SR_CONF_COUPLING: |
61e77667 | 256 | if (cg_type == CG_NONE) { |
660e398f UH |
257 | sr_err("No channel group specified."); |
258 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 259 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 260 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 261 | if (cg != devc->analog_groups[i]) |
ccf14618 DJ |
262 | continue; |
263 | *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]); | |
264 | ret = SR_OK; | |
265 | break; | |
266 | } | |
267 | ||
13f2b9d7 DJ |
268 | } else { |
269 | ret = SR_ERR_NA; | |
270 | } | |
271 | break; | |
14a2f74d DJ |
272 | case SR_CONF_SAMPLERATE: |
273 | *data = g_variant_new_uint64(state->sample_rate); | |
274 | ret = SR_OK; | |
275 | break; | |
06a3e78a | 276 | default: |
13f2b9d7 | 277 | ret = SR_ERR_NA; |
06a3e78a DJ |
278 | } |
279 | ||
280 | return ret; | |
281 | } | |
282 | ||
13f2b9d7 DJ |
283 | static GVariant *build_tuples(const uint64_t (*array)[][2], unsigned int n) |
284 | { | |
285 | unsigned int i; | |
13f2b9d7 DJ |
286 | GVariant *rational[2]; |
287 | GVariantBuilder gvb; | |
288 | ||
289 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
290 | ||
291 | for (i = 0; i < n; i++) { | |
292 | rational[0] = g_variant_new_uint64((*array)[i][0]); | |
293 | rational[1] = g_variant_new_uint64((*array)[i][1]); | |
294 | ||
89280b1a | 295 | /* FIXME: Valgrind reports a memory leak here. */ |
13f2b9d7 DJ |
296 | g_variant_builder_add_value(&gvb, g_variant_new_tuple(rational, 2)); |
297 | } | |
298 | ||
299 | return g_variant_builder_end(&gvb); | |
300 | } | |
301 | ||
584560f1 | 302 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 303 | const struct sr_channel_group *cg) |
06a3e78a | 304 | { |
61e77667 | 305 | int ret, cg_type; |
89280b1a | 306 | unsigned int i, j; |
965b463d | 307 | char command[MAX_COMMAND_SIZE], float_str[30]; |
13f2b9d7 | 308 | struct dev_context *devc; |
329733d9 | 309 | const struct scope_config *model; |
13f2b9d7 | 310 | struct scope_state *state; |
89280b1a | 311 | const char *tmp; |
ca9b9f48 | 312 | uint64_t p, q; |
89280b1a | 313 | double tmp_d; |
23e1ea7a | 314 | gboolean update_sample_rate; |
06a3e78a | 315 | |
b0baddef | 316 | if (!sdi) |
13f2b9d7 DJ |
317 | return SR_ERR_ARG; |
318 | ||
b0baddef UH |
319 | devc = sdi->priv; |
320 | ||
61e77667 | 321 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 DJ |
322 | return SR_ERR; |
323 | ||
324 | model = devc->model_config; | |
325 | state = devc->model_state; | |
23e1ea7a | 326 | update_sample_rate = FALSE; |
13f2b9d7 DJ |
327 | |
328 | ret = SR_ERR_NA; | |
06a3e78a | 329 | |
06a3e78a | 330 | switch (key) { |
13f2b9d7 DJ |
331 | case SR_CONF_LIMIT_FRAMES: |
332 | devc->frame_limit = g_variant_get_uint64(data); | |
333 | ret = SR_OK; | |
334 | break; | |
13f2b9d7 | 335 | case SR_CONF_TRIGGER_SOURCE: |
13f2b9d7 | 336 | tmp = g_variant_get_string(data, NULL); |
13f2b9d7 | 337 | for (i = 0; (*model->trigger_sources)[i]; i++) { |
082972e8 UH |
338 | if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0) |
339 | continue; | |
340 | state->trigger_source = i; | |
341 | g_snprintf(command, sizeof(command), | |
342 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SOURCE], | |
343 | (*model->trigger_sources)[i]); | |
13f2b9d7 | 344 | |
082972e8 UH |
345 | ret = sr_scpi_send(sdi->conn, command); |
346 | break; | |
13f2b9d7 | 347 | } |
89280b1a | 348 | break; |
13f2b9d7 | 349 | case SR_CONF_VDIV: |
61e77667 | 350 | if (cg_type == CG_NONE) { |
660e398f UH |
351 | sr_err("No channel group specified."); |
352 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
353 | } |
354 | ||
355 | g_variant_get(data, "(tt)", &p, &q); | |
356 | ||
357 | for (i = 0; i < model->num_vdivs; i++) { | |
082972e8 UH |
358 | if (p != (*model->vdivs)[i][0] || |
359 | q != (*model->vdivs)[i][1]) | |
360 | continue; | |
0a1f7b09 | 361 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 362 | if (cg != devc->analog_groups[j - 1]) |
082972e8 | 363 | continue; |
8de2dc3b | 364 | state->analog_channels[j - 1].vdiv = i; |
965b463d | 365 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
366 | g_snprintf(command, sizeof(command), |
367 | (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV], | |
965b463d | 368 | j, float_str); |
082972e8 UH |
369 | |
370 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
371 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
372 | return SR_ERR; | |
13f2b9d7 | 373 | |
13f2b9d7 DJ |
374 | break; |
375 | } | |
082972e8 UH |
376 | |
377 | ret = SR_OK; | |
378 | break; | |
13f2b9d7 | 379 | } |
89280b1a | 380 | break; |
13f2b9d7 | 381 | case SR_CONF_TIMEBASE: |
13f2b9d7 DJ |
382 | g_variant_get(data, "(tt)", &p, &q); |
383 | ||
384 | for (i = 0; i < model->num_timebases; i++) { | |
082972e8 UH |
385 | if (p != (*model->timebases)[i][0] || |
386 | q != (*model->timebases)[i][1]) | |
387 | continue; | |
8de2dc3b | 388 | state->timebase = i; |
965b463d | 389 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
390 | g_snprintf(command, sizeof(command), |
391 | (*model->scpi_dialect)[SCPI_CMD_SET_TIMEBASE], | |
965b463d | 392 | float_str); |
13f2b9d7 | 393 | |
082972e8 | 394 | ret = sr_scpi_send(sdi->conn, command); |
23e1ea7a | 395 | update_sample_rate = TRUE; |
082972e8 | 396 | break; |
13f2b9d7 | 397 | } |
89280b1a | 398 | break; |
13f2b9d7 | 399 | case SR_CONF_HORIZ_TRIGGERPOS: |
89280b1a | 400 | tmp_d = g_variant_get_double(data); |
13f2b9d7 | 401 | |
89280b1a | 402 | if (tmp_d < 0.0 || tmp_d > 1.0) |
13f2b9d7 DJ |
403 | return SR_ERR; |
404 | ||
422a1c0d DJ |
405 | state->horiz_triggerpos = tmp_d; |
406 | tmp_d = -(tmp_d - 0.5) * | |
407 | ((double) (*model->timebases)[state->timebase][0] / | |
408 | (*model->timebases)[state->timebase][1]) | |
409 | * model->num_xdivs; | |
410 | ||
411 | g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); | |
13f2b9d7 DJ |
412 | g_snprintf(command, sizeof(command), |
413 | (*model->scpi_dialect)[SCPI_CMD_SET_HORIZ_TRIGGERPOS], | |
422a1c0d | 414 | float_str); |
13f2b9d7 DJ |
415 | |
416 | ret = sr_scpi_send(sdi->conn, command); | |
89280b1a | 417 | break; |
13f2b9d7 | 418 | case SR_CONF_TRIGGER_SLOPE: |
ca9b9f48 | 419 | tmp = g_variant_get_string(data, NULL); |
e3abd15d SB |
420 | for (i = 0; (*model->trigger_slopes)[i]; i++) { |
421 | if (g_strcmp0(tmp, (*model->trigger_slopes)[i]) != 0) | |
422 | continue; | |
423 | state->trigger_slope = i; | |
424 | g_snprintf(command, sizeof(command), | |
425 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SLOPE], | |
426 | (*model->trigger_slopes)[i]); | |
13f2b9d7 | 427 | |
e3abd15d SB |
428 | ret = sr_scpi_send(sdi->conn, command); |
429 | break; | |
430 | } | |
89280b1a | 431 | break; |
13f2b9d7 | 432 | case SR_CONF_COUPLING: |
61e77667 | 433 | if (cg_type == CG_NONE) { |
660e398f UH |
434 | sr_err("No channel group specified."); |
435 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
436 | } |
437 | ||
438 | tmp = g_variant_get_string(data, NULL); | |
439 | ||
440 | for (i = 0; (*model->coupling_options)[i]; i++) { | |
082972e8 UH |
441 | if (strcmp(tmp, (*model->coupling_options)[i]) != 0) |
442 | continue; | |
0a1f7b09 | 443 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 444 | if (cg != devc->analog_groups[j - 1]) |
082972e8 UH |
445 | continue; |
446 | state->analog_channels[j-1].coupling = i; | |
13f2b9d7 | 447 | |
082972e8 UH |
448 | g_snprintf(command, sizeof(command), |
449 | (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING], | |
450 | j, tmp); | |
451 | ||
452 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
453 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
454 | return SR_ERR; | |
13f2b9d7 DJ |
455 | break; |
456 | } | |
082972e8 UH |
457 | |
458 | ret = SR_OK; | |
459 | break; | |
13f2b9d7 | 460 | } |
89280b1a | 461 | break; |
06a3e78a DJ |
462 | default: |
463 | ret = SR_ERR_NA; | |
13f2b9d7 | 464 | break; |
06a3e78a DJ |
465 | } |
466 | ||
13f2b9d7 DJ |
467 | if (ret == SR_OK) |
468 | ret = sr_scpi_get_opc(sdi->conn); | |
469 | ||
23e1ea7a DJ |
470 | if (ret == SR_OK && update_sample_rate) |
471 | ret = hmo_update_sample_rate(sdi); | |
472 | ||
06a3e78a DJ |
473 | return ret; |
474 | } | |
475 | ||
584560f1 | 476 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 477 | const struct sr_channel_group *cg) |
06a3e78a | 478 | { |
6ec3ef9b AJ |
479 | int cg_type = CG_NONE; |
480 | struct dev_context *devc = NULL; | |
329733d9 | 481 | const struct scope_config *model = NULL; |
13f2b9d7 | 482 | |
4d399734 UH |
483 | if (sdi) { |
484 | devc = sdi->priv; | |
6ec3ef9b AJ |
485 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
486 | return SR_ERR; | |
13f2b9d7 | 487 | |
6ec3ef9b AJ |
488 | model = devc->model_config; |
489 | } | |
06a3e78a | 490 | |
06a3e78a | 491 | switch (key) { |
226363c4 | 492 | case SR_CONF_SCAN_OPTIONS: |
584560f1 BV |
493 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
494 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
226363c4 | 495 | break; |
13f2b9d7 | 496 | case SR_CONF_DEVICE_OPTIONS: |
61e77667 | 497 | if (cg_type == CG_NONE) { |
6ec3ef9b AJ |
498 | if (model) |
499 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
500 | model->devopts, model->num_devopts, sizeof(uint32_t)); | |
501 | else | |
502 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
503 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
61e77667 | 504 | } else if (cg_type == CG_ANALOG) { |
584560f1 | 505 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 506 | model->analog_devopts, model->num_analog_devopts, |
584560f1 | 507 | sizeof(uint32_t)); |
13f2b9d7 | 508 | } else { |
584560f1 BV |
509 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
510 | NULL, 0, sizeof(uint32_t)); | |
13f2b9d7 DJ |
511 | } |
512 | break; | |
13f2b9d7 | 513 | case SR_CONF_COUPLING: |
61e77667 | 514 | if (cg_type == CG_NONE) |
660e398f | 515 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 | 516 | *data = g_variant_new_strv(*model->coupling_options, |
89280b1a | 517 | g_strv_length((char **)*model->coupling_options)); |
13f2b9d7 | 518 | break; |
13f2b9d7 | 519 | case SR_CONF_TRIGGER_SOURCE: |
6ec3ef9b AJ |
520 | if (!model) |
521 | return SR_ERR_ARG; | |
13f2b9d7 | 522 | *data = g_variant_new_strv(*model->trigger_sources, |
89280b1a | 523 | g_strv_length((char **)*model->trigger_sources)); |
13f2b9d7 | 524 | break; |
bbabdaf1 | 525 | case SR_CONF_TRIGGER_SLOPE: |
6ec3ef9b AJ |
526 | if (!model) |
527 | return SR_ERR_ARG; | |
bbabdaf1 DJ |
528 | *data = g_variant_new_strv(*model->trigger_slopes, |
529 | g_strv_length((char **)*model->trigger_slopes)); | |
530 | break; | |
13f2b9d7 | 531 | case SR_CONF_TIMEBASE: |
6ec3ef9b AJ |
532 | if (!model) |
533 | return SR_ERR_ARG; | |
13f2b9d7 DJ |
534 | *data = build_tuples(model->timebases, model->num_timebases); |
535 | break; | |
13f2b9d7 | 536 | case SR_CONF_VDIV: |
61e77667 | 537 | if (cg_type == CG_NONE) |
660e398f | 538 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 DJ |
539 | *data = build_tuples(model->vdivs, model->num_vdivs); |
540 | break; | |
06a3e78a DJ |
541 | default: |
542 | return SR_ERR_NA; | |
543 | } | |
544 | ||
13f2b9d7 | 545 | return SR_OK; |
06a3e78a DJ |
546 | } |
547 | ||
13f2b9d7 | 548 | SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi) |
06a3e78a | 549 | { |
13f2b9d7 | 550 | char command[MAX_COMMAND_SIZE]; |
ba7dd8bb | 551 | struct sr_channel *ch; |
13f2b9d7 | 552 | struct dev_context *devc; |
329733d9 | 553 | const struct scope_config *model; |
13f2b9d7 DJ |
554 | |
555 | devc = sdi->priv; | |
556 | model = devc->model_config; | |
557 | ||
ba7dd8bb | 558 | ch = devc->current_channel->data; |
13f2b9d7 | 559 | |
ba7dd8bb | 560 | switch (ch->type) { |
3f239f08 | 561 | case SR_CHANNEL_ANALOG: |
13f2b9d7 DJ |
562 | g_snprintf(command, sizeof(command), |
563 | (*model->scpi_dialect)[SCPI_CMD_GET_ANALOG_DATA], | |
65a6794e GS |
564 | #ifdef WORDS_BIGENDIAN |
565 | "MSBF", | |
566 | #else | |
567 | "LSBF", | |
568 | #endif | |
ba7dd8bb | 569 | ch->index + 1); |
13f2b9d7 | 570 | break; |
3f239f08 | 571 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
572 | g_snprintf(command, sizeof(command), |
573 | (*model->scpi_dialect)[SCPI_CMD_GET_DIG_DATA], | |
ba7dd8bb | 574 | ch->index < 8 ? 1 : 2); |
13f2b9d7 DJ |
575 | break; |
576 | default: | |
ba7dd8bb | 577 | sr_err("Invalid channel type."); |
13f2b9d7 DJ |
578 | break; |
579 | } | |
580 | ||
581 | return sr_scpi_send(sdi->conn, command); | |
582 | } | |
583 | ||
ba7dd8bb | 584 | static int hmo_check_channels(GSList *channels) |
13f2b9d7 DJ |
585 | { |
586 | GSList *l; | |
ba7dd8bb | 587 | struct sr_channel *ch; |
4889acef GS |
588 | gboolean enabled_chan[MAX_ANALOG_CHANNEL_COUNT]; |
589 | gboolean enabled_pod[MAX_DIGITAL_GROUP_COUNT]; | |
590 | size_t idx; | |
591 | ||
592 | /* Preset "not enabled" for all channels / pods. */ | |
593 | for (idx = 0; idx < ARRAY_SIZE(enabled_chan); idx++) | |
594 | enabled_chan[idx] = FALSE; | |
595 | for (idx = 0; idx < ARRAY_SIZE(enabled_pod); idx++) | |
596 | enabled_pod[idx] = FALSE; | |
597 | ||
598 | /* | |
599 | * Determine which channels / pods are required for the caller's | |
600 | * specified configuration. | |
601 | */ | |
ba7dd8bb UH |
602 | for (l = channels; l; l = l->next) { |
603 | ch = l->data; | |
604 | switch (ch->type) { | |
3f239f08 | 605 | case SR_CHANNEL_ANALOG: |
4889acef GS |
606 | idx = ch->index; |
607 | if (idx < ARRAY_SIZE(enabled_chan)) | |
608 | enabled_chan[idx] = TRUE; | |
13f2b9d7 | 609 | break; |
3f239f08 | 610 | case SR_CHANNEL_LOGIC: |
4889acef GS |
611 | idx = ch->index / 8; |
612 | if (idx < ARRAY_SIZE(enabled_pod)) | |
613 | enabled_pod[idx] = TRUE; | |
13f2b9d7 | 614 | break; |
13f2b9d7 DJ |
615 | default: |
616 | return SR_ERR; | |
617 | } | |
618 | } | |
619 | ||
4889acef GS |
620 | /* |
621 | * Check for resource conflicts. Some channels can be either | |
622 | * analog or digital, but never both at the same time. | |
623 | * | |
624 | * Note that the constraints might depend on the specific model. | |
625 | * These tests might need some adjustment when support for more | |
626 | * models gets added to the driver. | |
627 | */ | |
628 | if (enabled_pod[0] && enabled_chan[2]) | |
629 | return SR_ERR; | |
630 | if (enabled_pod[1] && enabled_chan[3]) | |
13f2b9d7 | 631 | return SR_ERR; |
13f2b9d7 DJ |
632 | return SR_OK; |
633 | } | |
634 | ||
ba7dd8bb | 635 | static int hmo_setup_channels(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
636 | { |
637 | GSList *l; | |
638 | unsigned int i; | |
23e1ea7a | 639 | gboolean *pod_enabled, setup_changed; |
13f2b9d7 | 640 | char command[MAX_COMMAND_SIZE]; |
13f2b9d7 | 641 | struct scope_state *state; |
329733d9 | 642 | const struct scope_config *model; |
ba7dd8bb | 643 | struct sr_channel *ch; |
13f2b9d7 | 644 | struct dev_context *devc; |
23f43dff | 645 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 DJ |
646 | |
647 | devc = sdi->priv; | |
23f43dff | 648 | scpi = sdi->conn; |
13f2b9d7 DJ |
649 | state = devc->model_state; |
650 | model = devc->model_config; | |
23e1ea7a | 651 | setup_changed = FALSE; |
13f2b9d7 DJ |
652 | |
653 | pod_enabled = g_try_malloc0(sizeof(gboolean) * model->digital_pods); | |
654 | ||
ba7dd8bb UH |
655 | for (l = sdi->channels; l; l = l->next) { |
656 | ch = l->data; | |
657 | switch (ch->type) { | |
3f239f08 | 658 | case SR_CHANNEL_ANALOG: |
ba7dd8bb | 659 | if (ch->enabled == state->analog_channels[ch->index].state) |
082972e8 UH |
660 | break; |
661 | g_snprintf(command, sizeof(command), | |
662 | (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE], | |
ba7dd8bb | 663 | ch->index + 1, ch->enabled); |
13f2b9d7 | 664 | |
23f43dff | 665 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 666 | return SR_ERR; |
ba7dd8bb | 667 | state->analog_channels[ch->index].state = ch->enabled; |
23e1ea7a | 668 | setup_changed = TRUE; |
89280b1a | 669 | break; |
3f239f08 | 670 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
671 | /* |
672 | * A digital POD needs to be enabled for every group of | |
ba7dd8bb | 673 | * 8 channels. |
13f2b9d7 | 674 | */ |
ba7dd8bb UH |
675 | if (ch->enabled) |
676 | pod_enabled[ch->index < 8 ? 0 : 1] = TRUE; | |
13f2b9d7 | 677 | |
ba7dd8bb | 678 | if (ch->enabled == state->digital_channels[ch->index]) |
082972e8 UH |
679 | break; |
680 | g_snprintf(command, sizeof(command), | |
681 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE], | |
ba7dd8bb | 682 | ch->index, ch->enabled); |
13f2b9d7 | 683 | |
23f43dff | 684 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 685 | return SR_ERR; |
13f2b9d7 | 686 | |
ba7dd8bb | 687 | state->digital_channels[ch->index] = ch->enabled; |
23e1ea7a | 688 | setup_changed = TRUE; |
89280b1a | 689 | break; |
13f2b9d7 DJ |
690 | default: |
691 | return SR_ERR; | |
692 | } | |
693 | } | |
694 | ||
0a1f7b09 | 695 | for (i = 1; i <= model->digital_pods; i++) { |
082972e8 UH |
696 | if (state->digital_pods[i - 1] == pod_enabled[i - 1]) |
697 | continue; | |
698 | g_snprintf(command, sizeof(command), | |
699 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE], | |
700 | i, pod_enabled[i - 1]); | |
23f43dff | 701 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 UH |
702 | return SR_ERR; |
703 | state->digital_pods[i - 1] = pod_enabled[i - 1]; | |
23e1ea7a | 704 | setup_changed = TRUE; |
13f2b9d7 DJ |
705 | } |
706 | ||
707 | g_free(pod_enabled); | |
708 | ||
23e1ea7a DJ |
709 | if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK) |
710 | return SR_ERR; | |
711 | ||
13f2b9d7 DJ |
712 | return SR_OK; |
713 | } | |
714 | ||
695dc859 | 715 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
716 | { |
717 | GSList *l; | |
1b0f62df | 718 | gboolean digital_added[MAX_DIGITAL_GROUP_COUNT]; |
e06875b2 | 719 | size_t group, pod_count; |
ba7dd8bb | 720 | struct sr_channel *ch; |
13f2b9d7 | 721 | struct dev_context *devc; |
23f43dff | 722 | struct sr_scpi_dev_inst *scpi; |
40a75c8e | 723 | int ret; |
06a3e78a | 724 | |
23f43dff | 725 | scpi = sdi->conn; |
13f2b9d7 | 726 | devc = sdi->priv; |
13f2b9d7 | 727 | |
1b0f62df GS |
728 | /* Preset empty results. */ |
729 | for (group = 0; group < ARRAY_SIZE(digital_added); group++) | |
730 | digital_added[group] = FALSE; | |
db81fbb5 SA |
731 | g_slist_free(devc->enabled_channels); |
732 | devc->enabled_channels = NULL; | |
733 | ||
1b0f62df | 734 | /* |
e06875b2 GS |
735 | * Contruct the list of enabled channels. Determine the highest |
736 | * number of digital pods involved in the acquisition. | |
1b0f62df | 737 | */ |
e06875b2 | 738 | pod_count = 0; |
ba7dd8bb UH |
739 | for (l = sdi->channels; l; l = l->next) { |
740 | ch = l->data; | |
741 | if (!ch->enabled) | |
082972e8 | 742 | continue; |
1b0f62df GS |
743 | /* Only add a single digital channel per group (pod). */ |
744 | group = ch->index / 8; | |
745 | if (ch->type != SR_CHANNEL_LOGIC || !digital_added[group]) { | |
ba7dd8bb UH |
746 | devc->enabled_channels = g_slist_append( |
747 | devc->enabled_channels, ch); | |
e06875b2 | 748 | if (ch->type == SR_CHANNEL_LOGIC) { |
1b0f62df | 749 | digital_added[group] = TRUE; |
e06875b2 GS |
750 | if (pod_count < group + 1) |
751 | pod_count = group + 1; | |
752 | } | |
13f2b9d7 DJ |
753 | } |
754 | } | |
ba7dd8bb | 755 | if (!devc->enabled_channels) |
13f2b9d7 | 756 | return SR_ERR; |
e06875b2 GS |
757 | devc->pod_count = pod_count; |
758 | devc->logic_data = NULL; | |
13f2b9d7 | 759 | |
1b0f62df GS |
760 | /* |
761 | * Check constraints. Some channels can be either analog or | |
762 | * digital, but not both at the same time. | |
763 | */ | |
ba7dd8bb UH |
764 | if (hmo_check_channels(devc->enabled_channels) != SR_OK) { |
765 | sr_err("Invalid channel configuration specified!"); | |
40a75c8e GS |
766 | ret = SR_ERR_NA; |
767 | goto free_enabled; | |
13f2b9d7 DJ |
768 | } |
769 | ||
1b0f62df GS |
770 | /* |
771 | * Configure the analog and digital channels and the | |
772 | * corresponding digital pods. | |
773 | */ | |
ba7dd8bb UH |
774 | if (hmo_setup_channels(sdi) != SR_OK) { |
775 | sr_err("Failed to setup channel configuration!"); | |
40a75c8e GS |
776 | ret = SR_ERR; |
777 | goto free_enabled; | |
13f2b9d7 DJ |
778 | } |
779 | ||
1b0f62df GS |
780 | /* |
781 | * Start acquisition on the first enabled channel. The | |
782 | * receive routine will continue driving the acquisition. | |
783 | */ | |
102f1239 BV |
784 | sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50, |
785 | hmo_receive_data, (void *)sdi); | |
13f2b9d7 | 786 | |
bee2b016 | 787 | std_session_send_df_header(sdi); |
13f2b9d7 | 788 | |
ba7dd8bb | 789 | devc->current_channel = devc->enabled_channels; |
13f2b9d7 DJ |
790 | |
791 | return hmo_request_data(sdi); | |
40a75c8e GS |
792 | |
793 | free_enabled: | |
794 | g_slist_free(devc->enabled_channels); | |
795 | devc->enabled_channels = NULL; | |
796 | return ret; | |
06a3e78a DJ |
797 | } |
798 | ||
695dc859 | 799 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
06a3e78a | 800 | { |
13f2b9d7 | 801 | struct dev_context *devc; |
23f43dff | 802 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 | 803 | |
bee2b016 | 804 | std_session_send_df_end(sdi); |
66e3219d | 805 | |
13f2b9d7 DJ |
806 | devc = sdi->priv; |
807 | ||
ef1a346b | 808 | devc->num_frames = 0; |
ba7dd8bb UH |
809 | g_slist_free(devc->enabled_channels); |
810 | devc->enabled_channels = NULL; | |
23f43dff | 811 | scpi = sdi->conn; |
102f1239 | 812 | sr_scpi_source_remove(sdi->session, scpi); |
06a3e78a DJ |
813 | |
814 | return SR_OK; | |
815 | } | |
816 | ||
dd5c48a6 | 817 | static struct sr_dev_driver hameg_hmo_driver_info = { |
06a3e78a | 818 | .name = "hameg-hmo", |
89280b1a | 819 | .longname = "Hameg HMO", |
06a3e78a | 820 | .api_version = 1, |
c2fdcc25 | 821 | .init = std_init, |
700d6b64 | 822 | .cleanup = std_cleanup, |
06a3e78a | 823 | .scan = scan, |
c01bf34c | 824 | .dev_list = std_dev_list, |
06a3e78a DJ |
825 | .dev_clear = dev_clear, |
826 | .config_get = config_get, | |
827 | .config_set = config_set, | |
828 | .config_list = config_list, | |
829 | .dev_open = dev_open, | |
830 | .dev_close = dev_close, | |
831 | .dev_acquisition_start = dev_acquisition_start, | |
832 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 833 | .context = NULL, |
06a3e78a | 834 | }; |
dd5c48a6 | 835 | SR_REGISTER_DEV_DRIVER(hameg_hmo_driver_info); |