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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 | ||
584560f1 | 34 | static const uint32_t scanopts[] = { |
13f2b9d7 DJ |
35 | SR_CONF_CONN, |
36 | SR_CONF_SERIALCOMM, | |
37 | }; | |
38 | ||
55fb76b3 UH |
39 | static const uint32_t drvopts[] = { |
40 | SR_CONF_OSCILLOSCOPE, | |
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 | ||
3553451f | 113 | static void clear_helper(struct dev_context *devc) |
13f2b9d7 | 114 | { |
719eff68 | 115 | hmo_scope_state_free(devc->model_state); |
13f2b9d7 DJ |
116 | g_free(devc->analog_groups); |
117 | g_free(devc->digital_groups); | |
13f2b9d7 DJ |
118 | } |
119 | ||
4f840ce9 | 120 | static int dev_clear(const struct sr_dev_driver *di) |
06a3e78a | 121 | { |
3553451f | 122 | return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper); |
06a3e78a DJ |
123 | } |
124 | ||
125 | static int dev_open(struct sr_dev_inst *sdi) | |
126 | { | |
6402c379 | 127 | if (sr_scpi_open(sdi->conn) != SR_OK) |
13f2b9d7 | 128 | return SR_ERR; |
06a3e78a | 129 | |
719eff68 | 130 | if (hmo_scope_state_get(sdi) != SR_OK) |
13f2b9d7 | 131 | return SR_ERR; |
06a3e78a | 132 | |
06a3e78a DJ |
133 | return SR_OK; |
134 | } | |
135 | ||
136 | static int dev_close(struct sr_dev_inst *sdi) | |
137 | { | |
f1ba6b4b | 138 | return sr_scpi_close(sdi->conn); |
06a3e78a DJ |
139 | } |
140 | ||
660e398f | 141 | static int check_channel_group(struct dev_context *devc, |
53b4680f | 142 | const struct sr_channel_group *cg) |
13f2b9d7 DJ |
143 | { |
144 | unsigned int i; | |
329733d9 | 145 | const struct scope_config *model; |
13f2b9d7 DJ |
146 | |
147 | model = devc->model_config; | |
148 | ||
53b4680f | 149 | if (!cg) |
61e77667 | 150 | return CG_NONE; |
13f2b9d7 | 151 | |
0a1f7b09 | 152 | for (i = 0; i < model->analog_channels; i++) |
562b7ae5 | 153 | if (cg == devc->analog_groups[i]) |
61e77667 | 154 | return CG_ANALOG; |
13f2b9d7 | 155 | |
0a1f7b09 | 156 | for (i = 0; i < model->digital_pods; i++) |
562b7ae5 | 157 | if (cg == devc->digital_groups[i]) |
61e77667 | 158 | return CG_DIGITAL; |
13f2b9d7 | 159 | |
660e398f | 160 | sr_err("Invalid channel group specified."); |
89280b1a | 161 | |
61e77667 | 162 | return CG_INVALID; |
13f2b9d7 DJ |
163 | } |
164 | ||
584560f1 | 165 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 166 | const struct sr_channel_group *cg) |
06a3e78a | 167 | { |
61e77667 | 168 | int ret, cg_type; |
13f2b9d7 | 169 | unsigned int i; |
13f2b9d7 | 170 | struct dev_context *devc; |
329733d9 | 171 | const struct scope_config *model; |
14a2f74d | 172 | struct scope_state *state; |
13f2b9d7 | 173 | |
709468ba | 174 | if (!sdi) |
13f2b9d7 DJ |
175 | return SR_ERR_ARG; |
176 | ||
709468ba UH |
177 | devc = sdi->priv; |
178 | ||
61e77667 | 179 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 | 180 | return SR_ERR; |
06a3e78a | 181 | |
13f2b9d7 DJ |
182 | ret = SR_ERR_NA; |
183 | model = devc->model_config; | |
14a2f74d | 184 | state = devc->model_state; |
06a3e78a | 185 | |
06a3e78a | 186 | switch (key) { |
bf622e6d | 187 | case SR_CONF_NUM_HDIV: |
13f2b9d7 DJ |
188 | *data = g_variant_new_int32(model->num_xdivs); |
189 | ret = SR_OK; | |
190 | break; | |
3fd2dca2 DJ |
191 | case SR_CONF_TIMEBASE: |
192 | *data = g_variant_new("(tt)", (*model->timebases)[state->timebase][0], | |
193 | (*model->timebases)[state->timebase][1]); | |
194 | ret = SR_OK; | |
195 | break; | |
13f2b9d7 | 196 | case SR_CONF_NUM_VDIV: |
61e77667 | 197 | if (cg_type == CG_NONE) { |
660e398f UH |
198 | sr_err("No channel group specified."); |
199 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 200 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 201 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 202 | if (cg != devc->analog_groups[i]) |
082972e8 UH |
203 | continue; |
204 | *data = g_variant_new_int32(model->num_ydivs); | |
205 | ret = SR_OK; | |
206 | break; | |
13f2b9d7 DJ |
207 | } |
208 | ||
3fd2dca2 DJ |
209 | } else { |
210 | ret = SR_ERR_NA; | |
211 | } | |
212 | break; | |
213 | case SR_CONF_VDIV: | |
61e77667 UH |
214 | if (cg_type == CG_NONE) { |
215 | sr_err("No channel group specified."); | |
216 | return SR_ERR_CHANNEL_GROUP; | |
217 | } else if (cg_type == CG_ANALOG) { | |
0a1f7b09 | 218 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 219 | if (cg != devc->analog_groups[i]) |
3fd2dca2 DJ |
220 | continue; |
221 | *data = g_variant_new("(tt)", | |
222 | (*model->vdivs)[state->analog_channels[i].vdiv][0], | |
223 | (*model->vdivs)[state->analog_channels[i].vdiv][1]); | |
224 | ret = SR_OK; | |
225 | break; | |
226 | } | |
227 | ||
ccf14618 DJ |
228 | } else { |
229 | ret = SR_ERR_NA; | |
230 | } | |
231 | break; | |
232 | case SR_CONF_TRIGGER_SOURCE: | |
233 | *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); | |
234 | ret = SR_OK; | |
235 | break; | |
3fd2dca2 DJ |
236 | case SR_CONF_TRIGGER_SLOPE: |
237 | *data = g_variant_new_string((*model->trigger_slopes)[state->trigger_slope]); | |
238 | ret = SR_OK; | |
239 | break; | |
240 | case SR_CONF_HORIZ_TRIGGERPOS: | |
241 | *data = g_variant_new_double(state->horiz_triggerpos); | |
242 | ret = SR_OK; | |
243 | break; | |
ccf14618 | 244 | case SR_CONF_COUPLING: |
61e77667 | 245 | if (cg_type == CG_NONE) { |
660e398f UH |
246 | sr_err("No channel group specified."); |
247 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 248 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 249 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 250 | if (cg != devc->analog_groups[i]) |
ccf14618 DJ |
251 | continue; |
252 | *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]); | |
253 | ret = SR_OK; | |
254 | break; | |
255 | } | |
256 | ||
13f2b9d7 DJ |
257 | } else { |
258 | ret = SR_ERR_NA; | |
259 | } | |
260 | break; | |
14a2f74d DJ |
261 | case SR_CONF_SAMPLERATE: |
262 | *data = g_variant_new_uint64(state->sample_rate); | |
263 | ret = SR_OK; | |
264 | break; | |
06a3e78a | 265 | default: |
13f2b9d7 | 266 | ret = SR_ERR_NA; |
06a3e78a DJ |
267 | } |
268 | ||
269 | return ret; | |
270 | } | |
271 | ||
584560f1 | 272 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 273 | const struct sr_channel_group *cg) |
06a3e78a | 274 | { |
61e77667 | 275 | int ret, cg_type; |
89280b1a | 276 | unsigned int i, j; |
965b463d | 277 | char command[MAX_COMMAND_SIZE], float_str[30]; |
13f2b9d7 | 278 | struct dev_context *devc; |
329733d9 | 279 | const struct scope_config *model; |
13f2b9d7 | 280 | struct scope_state *state; |
89280b1a | 281 | const char *tmp; |
ca9b9f48 | 282 | uint64_t p, q; |
89280b1a | 283 | double tmp_d; |
23e1ea7a | 284 | gboolean update_sample_rate; |
06a3e78a | 285 | |
b0baddef | 286 | if (!sdi) |
13f2b9d7 DJ |
287 | return SR_ERR_ARG; |
288 | ||
b0baddef UH |
289 | devc = sdi->priv; |
290 | ||
61e77667 | 291 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 DJ |
292 | return SR_ERR; |
293 | ||
294 | model = devc->model_config; | |
295 | state = devc->model_state; | |
23e1ea7a | 296 | update_sample_rate = FALSE; |
13f2b9d7 DJ |
297 | |
298 | ret = SR_ERR_NA; | |
06a3e78a | 299 | |
06a3e78a | 300 | switch (key) { |
13f2b9d7 DJ |
301 | case SR_CONF_LIMIT_FRAMES: |
302 | devc->frame_limit = g_variant_get_uint64(data); | |
303 | ret = SR_OK; | |
304 | break; | |
13f2b9d7 | 305 | case SR_CONF_TRIGGER_SOURCE: |
13f2b9d7 | 306 | tmp = g_variant_get_string(data, NULL); |
13f2b9d7 | 307 | for (i = 0; (*model->trigger_sources)[i]; i++) { |
082972e8 UH |
308 | if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0) |
309 | continue; | |
310 | state->trigger_source = i; | |
311 | g_snprintf(command, sizeof(command), | |
312 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SOURCE], | |
313 | (*model->trigger_sources)[i]); | |
13f2b9d7 | 314 | |
082972e8 UH |
315 | ret = sr_scpi_send(sdi->conn, command); |
316 | break; | |
13f2b9d7 | 317 | } |
89280b1a | 318 | break; |
13f2b9d7 | 319 | case SR_CONF_VDIV: |
61e77667 | 320 | if (cg_type == CG_NONE) { |
660e398f UH |
321 | sr_err("No channel group specified."); |
322 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
323 | } |
324 | ||
325 | g_variant_get(data, "(tt)", &p, &q); | |
326 | ||
327 | for (i = 0; i < model->num_vdivs; i++) { | |
082972e8 UH |
328 | if (p != (*model->vdivs)[i][0] || |
329 | q != (*model->vdivs)[i][1]) | |
330 | continue; | |
0a1f7b09 | 331 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 332 | if (cg != devc->analog_groups[j - 1]) |
082972e8 | 333 | continue; |
8de2dc3b | 334 | state->analog_channels[j - 1].vdiv = i; |
965b463d | 335 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
336 | g_snprintf(command, sizeof(command), |
337 | (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV], | |
965b463d | 338 | j, float_str); |
082972e8 UH |
339 | |
340 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
341 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
342 | return SR_ERR; | |
13f2b9d7 | 343 | |
13f2b9d7 DJ |
344 | break; |
345 | } | |
082972e8 UH |
346 | |
347 | ret = SR_OK; | |
348 | break; | |
13f2b9d7 | 349 | } |
89280b1a | 350 | break; |
13f2b9d7 | 351 | case SR_CONF_TIMEBASE: |
13f2b9d7 DJ |
352 | g_variant_get(data, "(tt)", &p, &q); |
353 | ||
354 | for (i = 0; i < model->num_timebases; i++) { | |
082972e8 UH |
355 | if (p != (*model->timebases)[i][0] || |
356 | q != (*model->timebases)[i][1]) | |
357 | continue; | |
8de2dc3b | 358 | state->timebase = 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_TIMEBASE], | |
965b463d | 362 | float_str); |
13f2b9d7 | 363 | |
082972e8 | 364 | ret = sr_scpi_send(sdi->conn, command); |
23e1ea7a | 365 | update_sample_rate = TRUE; |
082972e8 | 366 | break; |
13f2b9d7 | 367 | } |
89280b1a | 368 | break; |
13f2b9d7 | 369 | case SR_CONF_HORIZ_TRIGGERPOS: |
89280b1a | 370 | tmp_d = g_variant_get_double(data); |
13f2b9d7 | 371 | |
89280b1a | 372 | if (tmp_d < 0.0 || tmp_d > 1.0) |
13f2b9d7 DJ |
373 | return SR_ERR; |
374 | ||
422a1c0d DJ |
375 | state->horiz_triggerpos = tmp_d; |
376 | tmp_d = -(tmp_d - 0.5) * | |
377 | ((double) (*model->timebases)[state->timebase][0] / | |
378 | (*model->timebases)[state->timebase][1]) | |
379 | * model->num_xdivs; | |
380 | ||
381 | g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); | |
13f2b9d7 DJ |
382 | g_snprintf(command, sizeof(command), |
383 | (*model->scpi_dialect)[SCPI_CMD_SET_HORIZ_TRIGGERPOS], | |
422a1c0d | 384 | float_str); |
13f2b9d7 DJ |
385 | |
386 | ret = sr_scpi_send(sdi->conn, command); | |
89280b1a | 387 | break; |
13f2b9d7 | 388 | case SR_CONF_TRIGGER_SLOPE: |
ca9b9f48 | 389 | tmp = g_variant_get_string(data, NULL); |
e3abd15d SB |
390 | for (i = 0; (*model->trigger_slopes)[i]; i++) { |
391 | if (g_strcmp0(tmp, (*model->trigger_slopes)[i]) != 0) | |
392 | continue; | |
393 | state->trigger_slope = i; | |
394 | g_snprintf(command, sizeof(command), | |
395 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SLOPE], | |
396 | (*model->trigger_slopes)[i]); | |
13f2b9d7 | 397 | |
e3abd15d SB |
398 | ret = sr_scpi_send(sdi->conn, command); |
399 | break; | |
400 | } | |
89280b1a | 401 | break; |
13f2b9d7 | 402 | case SR_CONF_COUPLING: |
61e77667 | 403 | if (cg_type == CG_NONE) { |
660e398f UH |
404 | sr_err("No channel group specified."); |
405 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
406 | } |
407 | ||
408 | tmp = g_variant_get_string(data, NULL); | |
409 | ||
410 | for (i = 0; (*model->coupling_options)[i]; i++) { | |
082972e8 UH |
411 | if (strcmp(tmp, (*model->coupling_options)[i]) != 0) |
412 | continue; | |
0a1f7b09 | 413 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 414 | if (cg != devc->analog_groups[j - 1]) |
082972e8 UH |
415 | continue; |
416 | state->analog_channels[j-1].coupling = i; | |
13f2b9d7 | 417 | |
082972e8 UH |
418 | g_snprintf(command, sizeof(command), |
419 | (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING], | |
420 | j, tmp); | |
421 | ||
422 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
423 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
424 | return SR_ERR; | |
13f2b9d7 DJ |
425 | break; |
426 | } | |
082972e8 UH |
427 | |
428 | ret = SR_OK; | |
429 | break; | |
13f2b9d7 | 430 | } |
89280b1a | 431 | break; |
06a3e78a DJ |
432 | default: |
433 | ret = SR_ERR_NA; | |
13f2b9d7 | 434 | break; |
06a3e78a DJ |
435 | } |
436 | ||
13f2b9d7 DJ |
437 | if (ret == SR_OK) |
438 | ret = sr_scpi_get_opc(sdi->conn); | |
439 | ||
23e1ea7a DJ |
440 | if (ret == SR_OK && update_sample_rate) |
441 | ret = hmo_update_sample_rate(sdi); | |
442 | ||
06a3e78a DJ |
443 | return ret; |
444 | } | |
445 | ||
584560f1 | 446 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 447 | const struct sr_channel_group *cg) |
06a3e78a | 448 | { |
6ec3ef9b AJ |
449 | int cg_type = CG_NONE; |
450 | struct dev_context *devc = NULL; | |
329733d9 | 451 | const struct scope_config *model = NULL; |
13f2b9d7 | 452 | |
4d399734 UH |
453 | if (sdi) { |
454 | devc = sdi->priv; | |
6ec3ef9b AJ |
455 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
456 | return SR_ERR; | |
13f2b9d7 | 457 | |
6ec3ef9b AJ |
458 | model = devc->model_config; |
459 | } | |
06a3e78a | 460 | |
06a3e78a | 461 | switch (key) { |
226363c4 | 462 | case SR_CONF_SCAN_OPTIONS: |
584560f1 BV |
463 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
464 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
226363c4 | 465 | break; |
13f2b9d7 | 466 | case SR_CONF_DEVICE_OPTIONS: |
61e77667 | 467 | if (cg_type == CG_NONE) { |
6ec3ef9b AJ |
468 | if (model) |
469 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
470 | model->devopts, model->num_devopts, sizeof(uint32_t)); | |
471 | else | |
472 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
473 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
61e77667 | 474 | } else if (cg_type == CG_ANALOG) { |
584560f1 | 475 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
6b82c3e5 | 476 | model->devopts_cg_analog, model->num_devopts_cg_analog, |
584560f1 | 477 | sizeof(uint32_t)); |
13f2b9d7 | 478 | } else { |
584560f1 BV |
479 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
480 | NULL, 0, sizeof(uint32_t)); | |
13f2b9d7 DJ |
481 | } |
482 | break; | |
13f2b9d7 | 483 | case SR_CONF_COUPLING: |
61e77667 | 484 | if (cg_type == CG_NONE) |
660e398f | 485 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 | 486 | *data = g_variant_new_strv(*model->coupling_options, |
89280b1a | 487 | g_strv_length((char **)*model->coupling_options)); |
13f2b9d7 | 488 | break; |
13f2b9d7 | 489 | case SR_CONF_TRIGGER_SOURCE: |
6ec3ef9b AJ |
490 | if (!model) |
491 | return SR_ERR_ARG; | |
13f2b9d7 | 492 | *data = g_variant_new_strv(*model->trigger_sources, |
89280b1a | 493 | g_strv_length((char **)*model->trigger_sources)); |
13f2b9d7 | 494 | break; |
bbabdaf1 | 495 | case SR_CONF_TRIGGER_SLOPE: |
6ec3ef9b AJ |
496 | if (!model) |
497 | return SR_ERR_ARG; | |
bbabdaf1 DJ |
498 | *data = g_variant_new_strv(*model->trigger_slopes, |
499 | g_strv_length((char **)*model->trigger_slopes)); | |
500 | break; | |
13f2b9d7 | 501 | case SR_CONF_TIMEBASE: |
6ec3ef9b AJ |
502 | if (!model) |
503 | return SR_ERR_ARG; | |
db944f16 | 504 | *data = std_gvar_tuple_array(model->timebases, model->num_timebases); |
13f2b9d7 | 505 | break; |
13f2b9d7 | 506 | case SR_CONF_VDIV: |
61e77667 | 507 | if (cg_type == CG_NONE) |
660e398f | 508 | return SR_ERR_CHANNEL_GROUP; |
db944f16 | 509 | *data = std_gvar_tuple_array(model->vdivs, model->num_vdivs); |
13f2b9d7 | 510 | break; |
06a3e78a DJ |
511 | default: |
512 | return SR_ERR_NA; | |
513 | } | |
514 | ||
13f2b9d7 | 515 | return SR_OK; |
06a3e78a DJ |
516 | } |
517 | ||
13f2b9d7 | 518 | SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi) |
06a3e78a | 519 | { |
13f2b9d7 | 520 | char command[MAX_COMMAND_SIZE]; |
ba7dd8bb | 521 | struct sr_channel *ch; |
13f2b9d7 | 522 | struct dev_context *devc; |
329733d9 | 523 | const struct scope_config *model; |
13f2b9d7 DJ |
524 | |
525 | devc = sdi->priv; | |
526 | model = devc->model_config; | |
527 | ||
ba7dd8bb | 528 | ch = devc->current_channel->data; |
13f2b9d7 | 529 | |
ba7dd8bb | 530 | switch (ch->type) { |
3f239f08 | 531 | case SR_CHANNEL_ANALOG: |
13f2b9d7 DJ |
532 | g_snprintf(command, sizeof(command), |
533 | (*model->scpi_dialect)[SCPI_CMD_GET_ANALOG_DATA], | |
65a6794e GS |
534 | #ifdef WORDS_BIGENDIAN |
535 | "MSBF", | |
536 | #else | |
537 | "LSBF", | |
538 | #endif | |
ba7dd8bb | 539 | ch->index + 1); |
13f2b9d7 | 540 | break; |
3f239f08 | 541 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
542 | g_snprintf(command, sizeof(command), |
543 | (*model->scpi_dialect)[SCPI_CMD_GET_DIG_DATA], | |
ba7dd8bb | 544 | ch->index < 8 ? 1 : 2); |
13f2b9d7 DJ |
545 | break; |
546 | default: | |
ba7dd8bb | 547 | sr_err("Invalid channel type."); |
13f2b9d7 DJ |
548 | break; |
549 | } | |
550 | ||
551 | return sr_scpi_send(sdi->conn, command); | |
552 | } | |
553 | ||
ba7dd8bb | 554 | static int hmo_check_channels(GSList *channels) |
13f2b9d7 DJ |
555 | { |
556 | GSList *l; | |
ba7dd8bb | 557 | struct sr_channel *ch; |
4889acef GS |
558 | gboolean enabled_chan[MAX_ANALOG_CHANNEL_COUNT]; |
559 | gboolean enabled_pod[MAX_DIGITAL_GROUP_COUNT]; | |
560 | size_t idx; | |
561 | ||
562 | /* Preset "not enabled" for all channels / pods. */ | |
563 | for (idx = 0; idx < ARRAY_SIZE(enabled_chan); idx++) | |
564 | enabled_chan[idx] = FALSE; | |
565 | for (idx = 0; idx < ARRAY_SIZE(enabled_pod); idx++) | |
566 | enabled_pod[idx] = FALSE; | |
567 | ||
568 | /* | |
569 | * Determine which channels / pods are required for the caller's | |
570 | * specified configuration. | |
571 | */ | |
ba7dd8bb UH |
572 | for (l = channels; l; l = l->next) { |
573 | ch = l->data; | |
574 | switch (ch->type) { | |
3f239f08 | 575 | case SR_CHANNEL_ANALOG: |
4889acef GS |
576 | idx = ch->index; |
577 | if (idx < ARRAY_SIZE(enabled_chan)) | |
578 | enabled_chan[idx] = TRUE; | |
13f2b9d7 | 579 | break; |
3f239f08 | 580 | case SR_CHANNEL_LOGIC: |
4889acef GS |
581 | idx = ch->index / 8; |
582 | if (idx < ARRAY_SIZE(enabled_pod)) | |
583 | enabled_pod[idx] = TRUE; | |
13f2b9d7 | 584 | break; |
13f2b9d7 DJ |
585 | default: |
586 | return SR_ERR; | |
587 | } | |
588 | } | |
589 | ||
4889acef GS |
590 | /* |
591 | * Check for resource conflicts. Some channels can be either | |
592 | * analog or digital, but never both at the same time. | |
593 | * | |
594 | * Note that the constraints might depend on the specific model. | |
595 | * These tests might need some adjustment when support for more | |
596 | * models gets added to the driver. | |
597 | */ | |
598 | if (enabled_pod[0] && enabled_chan[2]) | |
599 | return SR_ERR; | |
600 | if (enabled_pod[1] && enabled_chan[3]) | |
13f2b9d7 | 601 | return SR_ERR; |
13f2b9d7 DJ |
602 | return SR_OK; |
603 | } | |
604 | ||
ba7dd8bb | 605 | static int hmo_setup_channels(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
606 | { |
607 | GSList *l; | |
608 | unsigned int i; | |
23e1ea7a | 609 | gboolean *pod_enabled, setup_changed; |
13f2b9d7 | 610 | char command[MAX_COMMAND_SIZE]; |
13f2b9d7 | 611 | struct scope_state *state; |
329733d9 | 612 | const struct scope_config *model; |
ba7dd8bb | 613 | struct sr_channel *ch; |
13f2b9d7 | 614 | struct dev_context *devc; |
23f43dff | 615 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 DJ |
616 | |
617 | devc = sdi->priv; | |
23f43dff | 618 | scpi = sdi->conn; |
13f2b9d7 DJ |
619 | state = devc->model_state; |
620 | model = devc->model_config; | |
23e1ea7a | 621 | setup_changed = FALSE; |
13f2b9d7 DJ |
622 | |
623 | pod_enabled = g_try_malloc0(sizeof(gboolean) * model->digital_pods); | |
624 | ||
ba7dd8bb UH |
625 | for (l = sdi->channels; l; l = l->next) { |
626 | ch = l->data; | |
627 | switch (ch->type) { | |
3f239f08 | 628 | case SR_CHANNEL_ANALOG: |
ba7dd8bb | 629 | if (ch->enabled == state->analog_channels[ch->index].state) |
082972e8 UH |
630 | break; |
631 | g_snprintf(command, sizeof(command), | |
632 | (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE], | |
ba7dd8bb | 633 | ch->index + 1, ch->enabled); |
13f2b9d7 | 634 | |
23f43dff | 635 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 636 | return SR_ERR; |
ba7dd8bb | 637 | state->analog_channels[ch->index].state = ch->enabled; |
23e1ea7a | 638 | setup_changed = TRUE; |
89280b1a | 639 | break; |
3f239f08 | 640 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
641 | /* |
642 | * A digital POD needs to be enabled for every group of | |
ba7dd8bb | 643 | * 8 channels. |
13f2b9d7 | 644 | */ |
ba7dd8bb UH |
645 | if (ch->enabled) |
646 | pod_enabled[ch->index < 8 ? 0 : 1] = TRUE; | |
13f2b9d7 | 647 | |
ba7dd8bb | 648 | if (ch->enabled == state->digital_channels[ch->index]) |
082972e8 UH |
649 | break; |
650 | g_snprintf(command, sizeof(command), | |
651 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE], | |
ba7dd8bb | 652 | ch->index, ch->enabled); |
13f2b9d7 | 653 | |
23f43dff | 654 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 655 | return SR_ERR; |
13f2b9d7 | 656 | |
ba7dd8bb | 657 | state->digital_channels[ch->index] = ch->enabled; |
23e1ea7a | 658 | setup_changed = TRUE; |
89280b1a | 659 | break; |
13f2b9d7 DJ |
660 | default: |
661 | return SR_ERR; | |
662 | } | |
663 | } | |
664 | ||
0a1f7b09 | 665 | for (i = 1; i <= model->digital_pods; i++) { |
082972e8 UH |
666 | if (state->digital_pods[i - 1] == pod_enabled[i - 1]) |
667 | continue; | |
668 | g_snprintf(command, sizeof(command), | |
669 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE], | |
670 | i, pod_enabled[i - 1]); | |
23f43dff | 671 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 UH |
672 | return SR_ERR; |
673 | state->digital_pods[i - 1] = pod_enabled[i - 1]; | |
23e1ea7a | 674 | setup_changed = TRUE; |
13f2b9d7 DJ |
675 | } |
676 | ||
677 | g_free(pod_enabled); | |
678 | ||
23e1ea7a DJ |
679 | if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK) |
680 | return SR_ERR; | |
681 | ||
13f2b9d7 DJ |
682 | return SR_OK; |
683 | } | |
684 | ||
695dc859 | 685 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
686 | { |
687 | GSList *l; | |
1b0f62df | 688 | gboolean digital_added[MAX_DIGITAL_GROUP_COUNT]; |
e06875b2 | 689 | size_t group, pod_count; |
ba7dd8bb | 690 | struct sr_channel *ch; |
13f2b9d7 | 691 | struct dev_context *devc; |
23f43dff | 692 | struct sr_scpi_dev_inst *scpi; |
40a75c8e | 693 | int ret; |
06a3e78a | 694 | |
23f43dff | 695 | scpi = sdi->conn; |
13f2b9d7 | 696 | devc = sdi->priv; |
13f2b9d7 | 697 | |
1b0f62df GS |
698 | /* Preset empty results. */ |
699 | for (group = 0; group < ARRAY_SIZE(digital_added); group++) | |
700 | digital_added[group] = FALSE; | |
db81fbb5 SA |
701 | g_slist_free(devc->enabled_channels); |
702 | devc->enabled_channels = NULL; | |
703 | ||
1b0f62df | 704 | /* |
e06875b2 GS |
705 | * Contruct the list of enabled channels. Determine the highest |
706 | * number of digital pods involved in the acquisition. | |
1b0f62df | 707 | */ |
e06875b2 | 708 | pod_count = 0; |
ba7dd8bb UH |
709 | for (l = sdi->channels; l; l = l->next) { |
710 | ch = l->data; | |
711 | if (!ch->enabled) | |
082972e8 | 712 | continue; |
1b0f62df GS |
713 | /* Only add a single digital channel per group (pod). */ |
714 | group = ch->index / 8; | |
715 | if (ch->type != SR_CHANNEL_LOGIC || !digital_added[group]) { | |
ba7dd8bb UH |
716 | devc->enabled_channels = g_slist_append( |
717 | devc->enabled_channels, ch); | |
e06875b2 | 718 | if (ch->type == SR_CHANNEL_LOGIC) { |
1b0f62df | 719 | digital_added[group] = TRUE; |
e06875b2 GS |
720 | if (pod_count < group + 1) |
721 | pod_count = group + 1; | |
722 | } | |
13f2b9d7 DJ |
723 | } |
724 | } | |
ba7dd8bb | 725 | if (!devc->enabled_channels) |
13f2b9d7 | 726 | return SR_ERR; |
e06875b2 GS |
727 | devc->pod_count = pod_count; |
728 | devc->logic_data = NULL; | |
13f2b9d7 | 729 | |
1b0f62df GS |
730 | /* |
731 | * Check constraints. Some channels can be either analog or | |
732 | * digital, but not both at the same time. | |
733 | */ | |
ba7dd8bb UH |
734 | if (hmo_check_channels(devc->enabled_channels) != SR_OK) { |
735 | sr_err("Invalid channel configuration specified!"); | |
40a75c8e GS |
736 | ret = SR_ERR_NA; |
737 | goto free_enabled; | |
13f2b9d7 DJ |
738 | } |
739 | ||
1b0f62df GS |
740 | /* |
741 | * Configure the analog and digital channels and the | |
742 | * corresponding digital pods. | |
743 | */ | |
ba7dd8bb UH |
744 | if (hmo_setup_channels(sdi) != SR_OK) { |
745 | sr_err("Failed to setup channel configuration!"); | |
40a75c8e GS |
746 | ret = SR_ERR; |
747 | goto free_enabled; | |
13f2b9d7 DJ |
748 | } |
749 | ||
1b0f62df GS |
750 | /* |
751 | * Start acquisition on the first enabled channel. The | |
752 | * receive routine will continue driving the acquisition. | |
753 | */ | |
102f1239 BV |
754 | sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50, |
755 | hmo_receive_data, (void *)sdi); | |
13f2b9d7 | 756 | |
bee2b016 | 757 | std_session_send_df_header(sdi); |
13f2b9d7 | 758 | |
ba7dd8bb | 759 | devc->current_channel = devc->enabled_channels; |
13f2b9d7 DJ |
760 | |
761 | return hmo_request_data(sdi); | |
40a75c8e GS |
762 | |
763 | free_enabled: | |
764 | g_slist_free(devc->enabled_channels); | |
765 | devc->enabled_channels = NULL; | |
766 | return ret; | |
06a3e78a DJ |
767 | } |
768 | ||
695dc859 | 769 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
06a3e78a | 770 | { |
13f2b9d7 | 771 | struct dev_context *devc; |
23f43dff | 772 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 | 773 | |
bee2b016 | 774 | std_session_send_df_end(sdi); |
66e3219d | 775 | |
13f2b9d7 DJ |
776 | devc = sdi->priv; |
777 | ||
ef1a346b | 778 | devc->num_frames = 0; |
ba7dd8bb UH |
779 | g_slist_free(devc->enabled_channels); |
780 | devc->enabled_channels = NULL; | |
23f43dff | 781 | scpi = sdi->conn; |
102f1239 | 782 | sr_scpi_source_remove(sdi->session, scpi); |
06a3e78a DJ |
783 | |
784 | return SR_OK; | |
785 | } | |
786 | ||
dd5c48a6 | 787 | static struct sr_dev_driver hameg_hmo_driver_info = { |
06a3e78a | 788 | .name = "hameg-hmo", |
89280b1a | 789 | .longname = "Hameg HMO", |
06a3e78a | 790 | .api_version = 1, |
c2fdcc25 | 791 | .init = std_init, |
700d6b64 | 792 | .cleanup = std_cleanup, |
06a3e78a | 793 | .scan = scan, |
c01bf34c | 794 | .dev_list = std_dev_list, |
06a3e78a DJ |
795 | .dev_clear = dev_clear, |
796 | .config_get = config_get, | |
797 | .config_set = config_set, | |
798 | .config_list = config_list, | |
799 | .dev_open = dev_open, | |
800 | .dev_close = dev_close, | |
801 | .dev_acquisition_start = dev_acquisition_start, | |
802 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 803 | .context = NULL, |
06a3e78a | 804 | }; |
dd5c48a6 | 805 | SR_REGISTER_DEV_DRIVER(hameg_hmo_driver_info); |