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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); | |
13f2b9d7 DJ |
123 | } |
124 | ||
4f840ce9 | 125 | static int dev_clear(const struct sr_dev_driver *di) |
06a3e78a | 126 | { |
6e43c3d5 | 127 | return std_dev_clear_with_callback(di, clear_helper); |
06a3e78a DJ |
128 | } |
129 | ||
130 | static int dev_open(struct sr_dev_inst *sdi) | |
131 | { | |
6402c379 | 132 | if (sr_scpi_open(sdi->conn) != SR_OK) |
13f2b9d7 | 133 | return SR_ERR; |
06a3e78a | 134 | |
719eff68 | 135 | if (hmo_scope_state_get(sdi) != SR_OK) |
13f2b9d7 | 136 | return SR_ERR; |
06a3e78a | 137 | |
06a3e78a DJ |
138 | return SR_OK; |
139 | } | |
140 | ||
141 | static int dev_close(struct sr_dev_inst *sdi) | |
142 | { | |
f1ba6b4b | 143 | return sr_scpi_close(sdi->conn); |
06a3e78a DJ |
144 | } |
145 | ||
660e398f | 146 | static int check_channel_group(struct dev_context *devc, |
53b4680f | 147 | const struct sr_channel_group *cg) |
13f2b9d7 DJ |
148 | { |
149 | unsigned int i; | |
329733d9 | 150 | const struct scope_config *model; |
13f2b9d7 DJ |
151 | |
152 | model = devc->model_config; | |
153 | ||
53b4680f | 154 | if (!cg) |
61e77667 | 155 | return CG_NONE; |
13f2b9d7 | 156 | |
0a1f7b09 | 157 | for (i = 0; i < model->analog_channels; i++) |
562b7ae5 | 158 | if (cg == devc->analog_groups[i]) |
61e77667 | 159 | return CG_ANALOG; |
13f2b9d7 | 160 | |
0a1f7b09 | 161 | for (i = 0; i < model->digital_pods; i++) |
562b7ae5 | 162 | if (cg == devc->digital_groups[i]) |
61e77667 | 163 | return CG_DIGITAL; |
13f2b9d7 | 164 | |
660e398f | 165 | sr_err("Invalid channel group specified."); |
89280b1a | 166 | |
61e77667 | 167 | return CG_INVALID; |
13f2b9d7 DJ |
168 | } |
169 | ||
584560f1 | 170 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 171 | const struct sr_channel_group *cg) |
06a3e78a | 172 | { |
61e77667 | 173 | int ret, cg_type; |
13f2b9d7 | 174 | unsigned int i; |
13f2b9d7 | 175 | struct dev_context *devc; |
329733d9 | 176 | const struct scope_config *model; |
14a2f74d | 177 | struct scope_state *state; |
13f2b9d7 | 178 | |
709468ba | 179 | if (!sdi) |
13f2b9d7 DJ |
180 | return SR_ERR_ARG; |
181 | ||
709468ba UH |
182 | devc = sdi->priv; |
183 | ||
61e77667 | 184 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 | 185 | return SR_ERR; |
06a3e78a | 186 | |
13f2b9d7 DJ |
187 | ret = SR_ERR_NA; |
188 | model = devc->model_config; | |
14a2f74d | 189 | state = devc->model_state; |
06a3e78a | 190 | |
06a3e78a | 191 | switch (key) { |
bf622e6d | 192 | case SR_CONF_NUM_HDIV: |
13f2b9d7 DJ |
193 | *data = g_variant_new_int32(model->num_xdivs); |
194 | ret = SR_OK; | |
195 | break; | |
3fd2dca2 DJ |
196 | case SR_CONF_TIMEBASE: |
197 | *data = g_variant_new("(tt)", (*model->timebases)[state->timebase][0], | |
198 | (*model->timebases)[state->timebase][1]); | |
199 | ret = SR_OK; | |
200 | break; | |
13f2b9d7 | 201 | case SR_CONF_NUM_VDIV: |
61e77667 | 202 | if (cg_type == CG_NONE) { |
660e398f UH |
203 | sr_err("No channel group specified."); |
204 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 205 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 206 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 207 | if (cg != devc->analog_groups[i]) |
082972e8 UH |
208 | continue; |
209 | *data = g_variant_new_int32(model->num_ydivs); | |
210 | ret = SR_OK; | |
211 | break; | |
13f2b9d7 DJ |
212 | } |
213 | ||
3fd2dca2 DJ |
214 | } else { |
215 | ret = SR_ERR_NA; | |
216 | } | |
217 | break; | |
218 | case SR_CONF_VDIV: | |
61e77667 UH |
219 | if (cg_type == CG_NONE) { |
220 | sr_err("No channel group specified."); | |
221 | return SR_ERR_CHANNEL_GROUP; | |
222 | } else if (cg_type == CG_ANALOG) { | |
0a1f7b09 | 223 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 224 | if (cg != devc->analog_groups[i]) |
3fd2dca2 DJ |
225 | continue; |
226 | *data = g_variant_new("(tt)", | |
227 | (*model->vdivs)[state->analog_channels[i].vdiv][0], | |
228 | (*model->vdivs)[state->analog_channels[i].vdiv][1]); | |
229 | ret = SR_OK; | |
230 | break; | |
231 | } | |
232 | ||
ccf14618 DJ |
233 | } else { |
234 | ret = SR_ERR_NA; | |
235 | } | |
236 | break; | |
237 | case SR_CONF_TRIGGER_SOURCE: | |
238 | *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); | |
239 | ret = SR_OK; | |
240 | break; | |
3fd2dca2 DJ |
241 | case SR_CONF_TRIGGER_SLOPE: |
242 | *data = g_variant_new_string((*model->trigger_slopes)[state->trigger_slope]); | |
243 | ret = SR_OK; | |
244 | break; | |
245 | case SR_CONF_HORIZ_TRIGGERPOS: | |
246 | *data = g_variant_new_double(state->horiz_triggerpos); | |
247 | ret = SR_OK; | |
248 | break; | |
ccf14618 | 249 | case SR_CONF_COUPLING: |
61e77667 | 250 | if (cg_type == CG_NONE) { |
660e398f UH |
251 | sr_err("No channel group specified."); |
252 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 253 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 254 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 255 | if (cg != devc->analog_groups[i]) |
ccf14618 DJ |
256 | continue; |
257 | *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]); | |
258 | ret = SR_OK; | |
259 | break; | |
260 | } | |
261 | ||
13f2b9d7 DJ |
262 | } else { |
263 | ret = SR_ERR_NA; | |
264 | } | |
265 | break; | |
14a2f74d DJ |
266 | case SR_CONF_SAMPLERATE: |
267 | *data = g_variant_new_uint64(state->sample_rate); | |
268 | ret = SR_OK; | |
269 | break; | |
06a3e78a | 270 | default: |
13f2b9d7 | 271 | ret = SR_ERR_NA; |
06a3e78a DJ |
272 | } |
273 | ||
274 | return ret; | |
275 | } | |
276 | ||
13f2b9d7 DJ |
277 | static GVariant *build_tuples(const uint64_t (*array)[][2], unsigned int n) |
278 | { | |
279 | unsigned int i; | |
13f2b9d7 DJ |
280 | GVariant *rational[2]; |
281 | GVariantBuilder gvb; | |
282 | ||
283 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
284 | ||
285 | for (i = 0; i < n; i++) { | |
286 | rational[0] = g_variant_new_uint64((*array)[i][0]); | |
287 | rational[1] = g_variant_new_uint64((*array)[i][1]); | |
288 | ||
89280b1a | 289 | /* FIXME: Valgrind reports a memory leak here. */ |
13f2b9d7 DJ |
290 | g_variant_builder_add_value(&gvb, g_variant_new_tuple(rational, 2)); |
291 | } | |
292 | ||
293 | return g_variant_builder_end(&gvb); | |
294 | } | |
295 | ||
584560f1 | 296 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 297 | const struct sr_channel_group *cg) |
06a3e78a | 298 | { |
61e77667 | 299 | int ret, cg_type; |
89280b1a | 300 | unsigned int i, j; |
965b463d | 301 | char command[MAX_COMMAND_SIZE], float_str[30]; |
13f2b9d7 | 302 | struct dev_context *devc; |
329733d9 | 303 | const struct scope_config *model; |
13f2b9d7 | 304 | struct scope_state *state; |
89280b1a | 305 | const char *tmp; |
ca9b9f48 | 306 | uint64_t p, q; |
89280b1a | 307 | double tmp_d; |
23e1ea7a | 308 | gboolean update_sample_rate; |
06a3e78a | 309 | |
b0baddef | 310 | if (!sdi) |
13f2b9d7 DJ |
311 | return SR_ERR_ARG; |
312 | ||
b0baddef UH |
313 | devc = sdi->priv; |
314 | ||
61e77667 | 315 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 DJ |
316 | return SR_ERR; |
317 | ||
318 | model = devc->model_config; | |
319 | state = devc->model_state; | |
23e1ea7a | 320 | update_sample_rate = FALSE; |
13f2b9d7 DJ |
321 | |
322 | ret = SR_ERR_NA; | |
06a3e78a | 323 | |
06a3e78a | 324 | switch (key) { |
13f2b9d7 DJ |
325 | case SR_CONF_LIMIT_FRAMES: |
326 | devc->frame_limit = g_variant_get_uint64(data); | |
327 | ret = SR_OK; | |
328 | break; | |
13f2b9d7 | 329 | case SR_CONF_TRIGGER_SOURCE: |
13f2b9d7 | 330 | tmp = g_variant_get_string(data, NULL); |
13f2b9d7 | 331 | for (i = 0; (*model->trigger_sources)[i]; i++) { |
082972e8 UH |
332 | if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0) |
333 | continue; | |
334 | state->trigger_source = i; | |
335 | g_snprintf(command, sizeof(command), | |
336 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SOURCE], | |
337 | (*model->trigger_sources)[i]); | |
13f2b9d7 | 338 | |
082972e8 UH |
339 | ret = sr_scpi_send(sdi->conn, command); |
340 | break; | |
13f2b9d7 | 341 | } |
89280b1a | 342 | break; |
13f2b9d7 | 343 | case SR_CONF_VDIV: |
61e77667 | 344 | if (cg_type == CG_NONE) { |
660e398f UH |
345 | sr_err("No channel group specified."); |
346 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
347 | } |
348 | ||
349 | g_variant_get(data, "(tt)", &p, &q); | |
350 | ||
351 | for (i = 0; i < model->num_vdivs; i++) { | |
082972e8 UH |
352 | if (p != (*model->vdivs)[i][0] || |
353 | q != (*model->vdivs)[i][1]) | |
354 | continue; | |
0a1f7b09 | 355 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 356 | if (cg != devc->analog_groups[j - 1]) |
082972e8 | 357 | continue; |
8de2dc3b | 358 | state->analog_channels[j - 1].vdiv = i; |
965b463d | 359 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
360 | g_snprintf(command, sizeof(command), |
361 | (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV], | |
965b463d | 362 | j, float_str); |
082972e8 UH |
363 | |
364 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
365 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
366 | return SR_ERR; | |
13f2b9d7 | 367 | |
13f2b9d7 DJ |
368 | break; |
369 | } | |
082972e8 UH |
370 | |
371 | ret = SR_OK; | |
372 | break; | |
13f2b9d7 | 373 | } |
89280b1a | 374 | break; |
13f2b9d7 | 375 | case SR_CONF_TIMEBASE: |
13f2b9d7 DJ |
376 | g_variant_get(data, "(tt)", &p, &q); |
377 | ||
378 | for (i = 0; i < model->num_timebases; i++) { | |
082972e8 UH |
379 | if (p != (*model->timebases)[i][0] || |
380 | q != (*model->timebases)[i][1]) | |
381 | continue; | |
8de2dc3b | 382 | state->timebase = i; |
965b463d | 383 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
384 | g_snprintf(command, sizeof(command), |
385 | (*model->scpi_dialect)[SCPI_CMD_SET_TIMEBASE], | |
965b463d | 386 | float_str); |
13f2b9d7 | 387 | |
082972e8 | 388 | ret = sr_scpi_send(sdi->conn, command); |
23e1ea7a | 389 | update_sample_rate = TRUE; |
082972e8 | 390 | break; |
13f2b9d7 | 391 | } |
89280b1a | 392 | break; |
13f2b9d7 | 393 | case SR_CONF_HORIZ_TRIGGERPOS: |
89280b1a | 394 | tmp_d = g_variant_get_double(data); |
13f2b9d7 | 395 | |
89280b1a | 396 | if (tmp_d < 0.0 || tmp_d > 1.0) |
13f2b9d7 DJ |
397 | return SR_ERR; |
398 | ||
422a1c0d DJ |
399 | state->horiz_triggerpos = tmp_d; |
400 | tmp_d = -(tmp_d - 0.5) * | |
401 | ((double) (*model->timebases)[state->timebase][0] / | |
402 | (*model->timebases)[state->timebase][1]) | |
403 | * model->num_xdivs; | |
404 | ||
405 | g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); | |
13f2b9d7 DJ |
406 | g_snprintf(command, sizeof(command), |
407 | (*model->scpi_dialect)[SCPI_CMD_SET_HORIZ_TRIGGERPOS], | |
422a1c0d | 408 | float_str); |
13f2b9d7 DJ |
409 | |
410 | ret = sr_scpi_send(sdi->conn, command); | |
89280b1a | 411 | break; |
13f2b9d7 | 412 | case SR_CONF_TRIGGER_SLOPE: |
ca9b9f48 | 413 | tmp = g_variant_get_string(data, NULL); |
e3abd15d SB |
414 | for (i = 0; (*model->trigger_slopes)[i]; i++) { |
415 | if (g_strcmp0(tmp, (*model->trigger_slopes)[i]) != 0) | |
416 | continue; | |
417 | state->trigger_slope = i; | |
418 | g_snprintf(command, sizeof(command), | |
419 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SLOPE], | |
420 | (*model->trigger_slopes)[i]); | |
13f2b9d7 | 421 | |
e3abd15d SB |
422 | ret = sr_scpi_send(sdi->conn, command); |
423 | break; | |
424 | } | |
89280b1a | 425 | break; |
13f2b9d7 | 426 | case SR_CONF_COUPLING: |
61e77667 | 427 | if (cg_type == CG_NONE) { |
660e398f UH |
428 | sr_err("No channel group specified."); |
429 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
430 | } |
431 | ||
432 | tmp = g_variant_get_string(data, NULL); | |
433 | ||
434 | for (i = 0; (*model->coupling_options)[i]; i++) { | |
082972e8 UH |
435 | if (strcmp(tmp, (*model->coupling_options)[i]) != 0) |
436 | continue; | |
0a1f7b09 | 437 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 438 | if (cg != devc->analog_groups[j - 1]) |
082972e8 UH |
439 | continue; |
440 | state->analog_channels[j-1].coupling = i; | |
13f2b9d7 | 441 | |
082972e8 UH |
442 | g_snprintf(command, sizeof(command), |
443 | (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING], | |
444 | j, tmp); | |
445 | ||
446 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
447 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
448 | return SR_ERR; | |
13f2b9d7 DJ |
449 | break; |
450 | } | |
082972e8 UH |
451 | |
452 | ret = SR_OK; | |
453 | break; | |
13f2b9d7 | 454 | } |
89280b1a | 455 | break; |
06a3e78a DJ |
456 | default: |
457 | ret = SR_ERR_NA; | |
13f2b9d7 | 458 | break; |
06a3e78a DJ |
459 | } |
460 | ||
13f2b9d7 DJ |
461 | if (ret == SR_OK) |
462 | ret = sr_scpi_get_opc(sdi->conn); | |
463 | ||
23e1ea7a DJ |
464 | if (ret == SR_OK && update_sample_rate) |
465 | ret = hmo_update_sample_rate(sdi); | |
466 | ||
06a3e78a DJ |
467 | return ret; |
468 | } | |
469 | ||
584560f1 | 470 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 471 | const struct sr_channel_group *cg) |
06a3e78a | 472 | { |
6ec3ef9b AJ |
473 | int cg_type = CG_NONE; |
474 | struct dev_context *devc = NULL; | |
329733d9 | 475 | const struct scope_config *model = NULL; |
13f2b9d7 | 476 | |
4d399734 UH |
477 | if (sdi) { |
478 | devc = sdi->priv; | |
6ec3ef9b AJ |
479 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
480 | return SR_ERR; | |
13f2b9d7 | 481 | |
6ec3ef9b AJ |
482 | model = devc->model_config; |
483 | } | |
06a3e78a | 484 | |
06a3e78a | 485 | switch (key) { |
226363c4 | 486 | case SR_CONF_SCAN_OPTIONS: |
584560f1 BV |
487 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
488 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
226363c4 | 489 | break; |
13f2b9d7 | 490 | case SR_CONF_DEVICE_OPTIONS: |
61e77667 | 491 | if (cg_type == CG_NONE) { |
6ec3ef9b AJ |
492 | if (model) |
493 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
494 | model->devopts, model->num_devopts, sizeof(uint32_t)); | |
495 | else | |
496 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
497 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
61e77667 | 498 | } else if (cg_type == CG_ANALOG) { |
584560f1 | 499 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 500 | model->analog_devopts, model->num_analog_devopts, |
584560f1 | 501 | sizeof(uint32_t)); |
13f2b9d7 | 502 | } else { |
584560f1 BV |
503 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
504 | NULL, 0, sizeof(uint32_t)); | |
13f2b9d7 DJ |
505 | } |
506 | break; | |
13f2b9d7 | 507 | case SR_CONF_COUPLING: |
61e77667 | 508 | if (cg_type == CG_NONE) |
660e398f | 509 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 | 510 | *data = g_variant_new_strv(*model->coupling_options, |
89280b1a | 511 | g_strv_length((char **)*model->coupling_options)); |
13f2b9d7 | 512 | break; |
13f2b9d7 | 513 | case SR_CONF_TRIGGER_SOURCE: |
6ec3ef9b AJ |
514 | if (!model) |
515 | return SR_ERR_ARG; | |
13f2b9d7 | 516 | *data = g_variant_new_strv(*model->trigger_sources, |
89280b1a | 517 | g_strv_length((char **)*model->trigger_sources)); |
13f2b9d7 | 518 | break; |
bbabdaf1 | 519 | case SR_CONF_TRIGGER_SLOPE: |
6ec3ef9b AJ |
520 | if (!model) |
521 | return SR_ERR_ARG; | |
bbabdaf1 DJ |
522 | *data = g_variant_new_strv(*model->trigger_slopes, |
523 | g_strv_length((char **)*model->trigger_slopes)); | |
524 | break; | |
13f2b9d7 | 525 | case SR_CONF_TIMEBASE: |
6ec3ef9b AJ |
526 | if (!model) |
527 | return SR_ERR_ARG; | |
13f2b9d7 DJ |
528 | *data = build_tuples(model->timebases, model->num_timebases); |
529 | break; | |
13f2b9d7 | 530 | case SR_CONF_VDIV: |
61e77667 | 531 | if (cg_type == CG_NONE) |
660e398f | 532 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 DJ |
533 | *data = build_tuples(model->vdivs, model->num_vdivs); |
534 | break; | |
06a3e78a DJ |
535 | default: |
536 | return SR_ERR_NA; | |
537 | } | |
538 | ||
13f2b9d7 | 539 | return SR_OK; |
06a3e78a DJ |
540 | } |
541 | ||
13f2b9d7 | 542 | SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi) |
06a3e78a | 543 | { |
13f2b9d7 | 544 | char command[MAX_COMMAND_SIZE]; |
ba7dd8bb | 545 | struct sr_channel *ch; |
13f2b9d7 | 546 | struct dev_context *devc; |
329733d9 | 547 | const struct scope_config *model; |
13f2b9d7 DJ |
548 | |
549 | devc = sdi->priv; | |
550 | model = devc->model_config; | |
551 | ||
ba7dd8bb | 552 | ch = devc->current_channel->data; |
13f2b9d7 | 553 | |
ba7dd8bb | 554 | switch (ch->type) { |
3f239f08 | 555 | case SR_CHANNEL_ANALOG: |
13f2b9d7 DJ |
556 | g_snprintf(command, sizeof(command), |
557 | (*model->scpi_dialect)[SCPI_CMD_GET_ANALOG_DATA], | |
65a6794e GS |
558 | #ifdef WORDS_BIGENDIAN |
559 | "MSBF", | |
560 | #else | |
561 | "LSBF", | |
562 | #endif | |
ba7dd8bb | 563 | ch->index + 1); |
13f2b9d7 | 564 | break; |
3f239f08 | 565 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
566 | g_snprintf(command, sizeof(command), |
567 | (*model->scpi_dialect)[SCPI_CMD_GET_DIG_DATA], | |
ba7dd8bb | 568 | ch->index < 8 ? 1 : 2); |
13f2b9d7 DJ |
569 | break; |
570 | default: | |
ba7dd8bb | 571 | sr_err("Invalid channel type."); |
13f2b9d7 DJ |
572 | break; |
573 | } | |
574 | ||
575 | return sr_scpi_send(sdi->conn, command); | |
576 | } | |
577 | ||
ba7dd8bb | 578 | static int hmo_check_channels(GSList *channels) |
13f2b9d7 DJ |
579 | { |
580 | GSList *l; | |
ba7dd8bb | 581 | struct sr_channel *ch; |
4889acef GS |
582 | gboolean enabled_chan[MAX_ANALOG_CHANNEL_COUNT]; |
583 | gboolean enabled_pod[MAX_DIGITAL_GROUP_COUNT]; | |
584 | size_t idx; | |
585 | ||
586 | /* Preset "not enabled" for all channels / pods. */ | |
587 | for (idx = 0; idx < ARRAY_SIZE(enabled_chan); idx++) | |
588 | enabled_chan[idx] = FALSE; | |
589 | for (idx = 0; idx < ARRAY_SIZE(enabled_pod); idx++) | |
590 | enabled_pod[idx] = FALSE; | |
591 | ||
592 | /* | |
593 | * Determine which channels / pods are required for the caller's | |
594 | * specified configuration. | |
595 | */ | |
ba7dd8bb UH |
596 | for (l = channels; l; l = l->next) { |
597 | ch = l->data; | |
598 | switch (ch->type) { | |
3f239f08 | 599 | case SR_CHANNEL_ANALOG: |
4889acef GS |
600 | idx = ch->index; |
601 | if (idx < ARRAY_SIZE(enabled_chan)) | |
602 | enabled_chan[idx] = TRUE; | |
13f2b9d7 | 603 | break; |
3f239f08 | 604 | case SR_CHANNEL_LOGIC: |
4889acef GS |
605 | idx = ch->index / 8; |
606 | if (idx < ARRAY_SIZE(enabled_pod)) | |
607 | enabled_pod[idx] = TRUE; | |
13f2b9d7 | 608 | break; |
13f2b9d7 DJ |
609 | default: |
610 | return SR_ERR; | |
611 | } | |
612 | } | |
613 | ||
4889acef GS |
614 | /* |
615 | * Check for resource conflicts. Some channels can be either | |
616 | * analog or digital, but never both at the same time. | |
617 | * | |
618 | * Note that the constraints might depend on the specific model. | |
619 | * These tests might need some adjustment when support for more | |
620 | * models gets added to the driver. | |
621 | */ | |
622 | if (enabled_pod[0] && enabled_chan[2]) | |
623 | return SR_ERR; | |
624 | if (enabled_pod[1] && enabled_chan[3]) | |
13f2b9d7 | 625 | return SR_ERR; |
13f2b9d7 DJ |
626 | return SR_OK; |
627 | } | |
628 | ||
ba7dd8bb | 629 | static int hmo_setup_channels(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
630 | { |
631 | GSList *l; | |
632 | unsigned int i; | |
23e1ea7a | 633 | gboolean *pod_enabled, setup_changed; |
13f2b9d7 | 634 | char command[MAX_COMMAND_SIZE]; |
13f2b9d7 | 635 | struct scope_state *state; |
329733d9 | 636 | const struct scope_config *model; |
ba7dd8bb | 637 | struct sr_channel *ch; |
13f2b9d7 | 638 | struct dev_context *devc; |
23f43dff | 639 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 DJ |
640 | |
641 | devc = sdi->priv; | |
23f43dff | 642 | scpi = sdi->conn; |
13f2b9d7 DJ |
643 | state = devc->model_state; |
644 | model = devc->model_config; | |
23e1ea7a | 645 | setup_changed = FALSE; |
13f2b9d7 DJ |
646 | |
647 | pod_enabled = g_try_malloc0(sizeof(gboolean) * model->digital_pods); | |
648 | ||
ba7dd8bb UH |
649 | for (l = sdi->channels; l; l = l->next) { |
650 | ch = l->data; | |
651 | switch (ch->type) { | |
3f239f08 | 652 | case SR_CHANNEL_ANALOG: |
ba7dd8bb | 653 | if (ch->enabled == state->analog_channels[ch->index].state) |
082972e8 UH |
654 | break; |
655 | g_snprintf(command, sizeof(command), | |
656 | (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE], | |
ba7dd8bb | 657 | ch->index + 1, ch->enabled); |
13f2b9d7 | 658 | |
23f43dff | 659 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 660 | return SR_ERR; |
ba7dd8bb | 661 | state->analog_channels[ch->index].state = ch->enabled; |
23e1ea7a | 662 | setup_changed = TRUE; |
89280b1a | 663 | break; |
3f239f08 | 664 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
665 | /* |
666 | * A digital POD needs to be enabled for every group of | |
ba7dd8bb | 667 | * 8 channels. |
13f2b9d7 | 668 | */ |
ba7dd8bb UH |
669 | if (ch->enabled) |
670 | pod_enabled[ch->index < 8 ? 0 : 1] = TRUE; | |
13f2b9d7 | 671 | |
ba7dd8bb | 672 | if (ch->enabled == state->digital_channels[ch->index]) |
082972e8 UH |
673 | break; |
674 | g_snprintf(command, sizeof(command), | |
675 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE], | |
ba7dd8bb | 676 | ch->index, ch->enabled); |
13f2b9d7 | 677 | |
23f43dff | 678 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 679 | return SR_ERR; |
13f2b9d7 | 680 | |
ba7dd8bb | 681 | state->digital_channels[ch->index] = ch->enabled; |
23e1ea7a | 682 | setup_changed = TRUE; |
89280b1a | 683 | break; |
13f2b9d7 DJ |
684 | default: |
685 | return SR_ERR; | |
686 | } | |
687 | } | |
688 | ||
0a1f7b09 | 689 | for (i = 1; i <= model->digital_pods; i++) { |
082972e8 UH |
690 | if (state->digital_pods[i - 1] == pod_enabled[i - 1]) |
691 | continue; | |
692 | g_snprintf(command, sizeof(command), | |
693 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE], | |
694 | i, pod_enabled[i - 1]); | |
23f43dff | 695 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 UH |
696 | return SR_ERR; |
697 | state->digital_pods[i - 1] = pod_enabled[i - 1]; | |
23e1ea7a | 698 | setup_changed = TRUE; |
13f2b9d7 DJ |
699 | } |
700 | ||
701 | g_free(pod_enabled); | |
702 | ||
23e1ea7a DJ |
703 | if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK) |
704 | return SR_ERR; | |
705 | ||
13f2b9d7 DJ |
706 | return SR_OK; |
707 | } | |
708 | ||
695dc859 | 709 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
710 | { |
711 | GSList *l; | |
1b0f62df | 712 | gboolean digital_added[MAX_DIGITAL_GROUP_COUNT]; |
e06875b2 | 713 | size_t group, pod_count; |
ba7dd8bb | 714 | struct sr_channel *ch; |
13f2b9d7 | 715 | struct dev_context *devc; |
23f43dff | 716 | struct sr_scpi_dev_inst *scpi; |
40a75c8e | 717 | int ret; |
06a3e78a | 718 | |
23f43dff | 719 | scpi = sdi->conn; |
13f2b9d7 | 720 | devc = sdi->priv; |
13f2b9d7 | 721 | |
1b0f62df GS |
722 | /* Preset empty results. */ |
723 | for (group = 0; group < ARRAY_SIZE(digital_added); group++) | |
724 | digital_added[group] = FALSE; | |
db81fbb5 SA |
725 | g_slist_free(devc->enabled_channels); |
726 | devc->enabled_channels = NULL; | |
727 | ||
1b0f62df | 728 | /* |
e06875b2 GS |
729 | * Contruct the list of enabled channels. Determine the highest |
730 | * number of digital pods involved in the acquisition. | |
1b0f62df | 731 | */ |
e06875b2 | 732 | pod_count = 0; |
ba7dd8bb UH |
733 | for (l = sdi->channels; l; l = l->next) { |
734 | ch = l->data; | |
735 | if (!ch->enabled) | |
082972e8 | 736 | continue; |
1b0f62df GS |
737 | /* Only add a single digital channel per group (pod). */ |
738 | group = ch->index / 8; | |
739 | if (ch->type != SR_CHANNEL_LOGIC || !digital_added[group]) { | |
ba7dd8bb UH |
740 | devc->enabled_channels = g_slist_append( |
741 | devc->enabled_channels, ch); | |
e06875b2 | 742 | if (ch->type == SR_CHANNEL_LOGIC) { |
1b0f62df | 743 | digital_added[group] = TRUE; |
e06875b2 GS |
744 | if (pod_count < group + 1) |
745 | pod_count = group + 1; | |
746 | } | |
13f2b9d7 DJ |
747 | } |
748 | } | |
ba7dd8bb | 749 | if (!devc->enabled_channels) |
13f2b9d7 | 750 | return SR_ERR; |
e06875b2 GS |
751 | devc->pod_count = pod_count; |
752 | devc->logic_data = NULL; | |
13f2b9d7 | 753 | |
1b0f62df GS |
754 | /* |
755 | * Check constraints. Some channels can be either analog or | |
756 | * digital, but not both at the same time. | |
757 | */ | |
ba7dd8bb UH |
758 | if (hmo_check_channels(devc->enabled_channels) != SR_OK) { |
759 | sr_err("Invalid channel configuration specified!"); | |
40a75c8e GS |
760 | ret = SR_ERR_NA; |
761 | goto free_enabled; | |
13f2b9d7 DJ |
762 | } |
763 | ||
1b0f62df GS |
764 | /* |
765 | * Configure the analog and digital channels and the | |
766 | * corresponding digital pods. | |
767 | */ | |
ba7dd8bb UH |
768 | if (hmo_setup_channels(sdi) != SR_OK) { |
769 | sr_err("Failed to setup channel configuration!"); | |
40a75c8e GS |
770 | ret = SR_ERR; |
771 | goto free_enabled; | |
13f2b9d7 DJ |
772 | } |
773 | ||
1b0f62df GS |
774 | /* |
775 | * Start acquisition on the first enabled channel. The | |
776 | * receive routine will continue driving the acquisition. | |
777 | */ | |
102f1239 BV |
778 | sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50, |
779 | hmo_receive_data, (void *)sdi); | |
13f2b9d7 | 780 | |
bee2b016 | 781 | std_session_send_df_header(sdi); |
13f2b9d7 | 782 | |
ba7dd8bb | 783 | devc->current_channel = devc->enabled_channels; |
13f2b9d7 DJ |
784 | |
785 | return hmo_request_data(sdi); | |
40a75c8e GS |
786 | |
787 | free_enabled: | |
788 | g_slist_free(devc->enabled_channels); | |
789 | devc->enabled_channels = NULL; | |
790 | return ret; | |
06a3e78a DJ |
791 | } |
792 | ||
695dc859 | 793 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
06a3e78a | 794 | { |
13f2b9d7 | 795 | struct dev_context *devc; |
23f43dff | 796 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 | 797 | |
bee2b016 | 798 | std_session_send_df_end(sdi); |
66e3219d | 799 | |
13f2b9d7 DJ |
800 | devc = sdi->priv; |
801 | ||
ef1a346b | 802 | devc->num_frames = 0; |
ba7dd8bb UH |
803 | g_slist_free(devc->enabled_channels); |
804 | devc->enabled_channels = NULL; | |
23f43dff | 805 | scpi = sdi->conn; |
102f1239 | 806 | sr_scpi_source_remove(sdi->session, scpi); |
06a3e78a DJ |
807 | |
808 | return SR_OK; | |
809 | } | |
810 | ||
dd5c48a6 | 811 | static struct sr_dev_driver hameg_hmo_driver_info = { |
06a3e78a | 812 | .name = "hameg-hmo", |
89280b1a | 813 | .longname = "Hameg HMO", |
06a3e78a | 814 | .api_version = 1, |
c2fdcc25 | 815 | .init = std_init, |
700d6b64 | 816 | .cleanup = std_cleanup, |
06a3e78a | 817 | .scan = scan, |
c01bf34c | 818 | .dev_list = std_dev_list, |
06a3e78a DJ |
819 | .dev_clear = dev_clear, |
820 | .config_get = config_get, | |
821 | .config_set = config_set, | |
822 | .config_list = config_list, | |
823 | .dev_open = dev_open, | |
824 | .dev_close = dev_close, | |
825 | .dev_acquisition_start = dev_acquisition_start, | |
826 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 827 | .context = NULL, |
06a3e78a | 828 | }; |
dd5c48a6 | 829 | SR_REGISTER_DEV_DRIVER(hameg_hmo_driver_info); |