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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 | ||
13f2b9d7 | 20 | #include <stdlib.h> |
06a3e78a DJ |
21 | #include "protocol.h" |
22 | ||
13f2b9d7 DJ |
23 | #define SERIALCOMM "115200/8n1/flow=1" |
24 | ||
e9a62139 DJ |
25 | SR_PRIV struct sr_dev_driver hameg_hmo_driver_info; |
26 | static struct sr_dev_driver *di = &hameg_hmo_driver_info; | |
27 | ||
28 | static const char *manufacturers[] = { | |
29 | "HAMEG", | |
30 | }; | |
31 | ||
584560f1 | 32 | static const uint32_t scanopts[] = { |
13f2b9d7 DJ |
33 | SR_CONF_CONN, |
34 | SR_CONF_SERIALCOMM, | |
35 | }; | |
36 | ||
719eff68 | 37 | enum { |
61e77667 UH |
38 | CG_INVALID = -1, |
39 | CG_NONE, | |
40 | CG_ANALOG, | |
41 | CG_DIGITAL, | |
719eff68 UH |
42 | }; |
43 | ||
06a3e78a DJ |
44 | static int init(struct sr_context *sr_ctx) |
45 | { | |
46 | return std_init(sr_ctx, di, LOG_PREFIX); | |
47 | } | |
48 | ||
e9a62139 DJ |
49 | static int check_manufacturer(const char *manufacturer) |
50 | { | |
51 | unsigned int i; | |
52 | ||
53 | for (i = 0; i < ARRAY_SIZE(manufacturers); ++i) | |
54 | if (!strcmp(manufacturer, manufacturers[i])) | |
55 | return SR_OK; | |
56 | ||
57 | return SR_ERR; | |
58 | } | |
59 | ||
ca28abd6 | 60 | static struct sr_dev_inst *hmo_probe_serial_device(struct sr_scpi_dev_inst *scpi) |
e9a62139 DJ |
61 | { |
62 | struct sr_dev_inst *sdi; | |
63 | struct dev_context *devc; | |
64 | struct sr_scpi_hw_info *hw_info; | |
e9a62139 DJ |
65 | |
66 | sdi = NULL; | |
67 | devc = NULL; | |
e9a62139 DJ |
68 | hw_info = NULL; |
69 | ||
e9a62139 DJ |
70 | if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) { |
71 | sr_info("Couldn't get IDN response."); | |
72 | goto fail; | |
73 | } | |
74 | ||
75 | if (check_manufacturer(hw_info->manufacturer) != SR_OK) | |
76 | goto fail; | |
77 | ||
aed4ad0b | 78 | if (!(sdi = sr_dev_inst_new(SR_ST_ACTIVE, |
e9a62139 DJ |
79 | hw_info->manufacturer, hw_info->model, |
80 | hw_info->firmware_version))) { | |
81 | goto fail; | |
82 | } | |
83 | sr_scpi_hw_info_free(hw_info); | |
84 | hw_info = NULL; | |
85 | ||
86 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) | |
87 | goto fail; | |
88 | ||
89 | sdi->driver = di; | |
90 | sdi->priv = devc; | |
91 | sdi->inst_type = SR_INST_SCPI; | |
92 | sdi->conn = scpi; | |
93 | ||
94 | if (hmo_init_device(sdi) != SR_OK) | |
95 | goto fail; | |
96 | ||
68e3d070 DJ |
97 | sr_scpi_close(sdi->conn); |
98 | ||
99 | sdi->status = SR_ST_INACTIVE; | |
100 | ||
e9a62139 DJ |
101 | return sdi; |
102 | ||
103 | fail: | |
104 | if (hw_info) | |
105 | sr_scpi_hw_info_free(hw_info); | |
e9a62139 DJ |
106 | if (sdi) |
107 | sr_dev_inst_free(sdi); | |
108 | if (devc) | |
109 | g_free(devc); | |
110 | ||
111 | return NULL; | |
112 | } | |
113 | ||
06a3e78a DJ |
114 | static GSList *scan(GSList *options) |
115 | { | |
ca28abd6 | 116 | return sr_scpi_scan(di->priv, options, hmo_probe_serial_device); |
06a3e78a DJ |
117 | } |
118 | ||
119 | static GSList *dev_list(void) | |
120 | { | |
121 | return ((struct drv_context *)(di->priv))->instances; | |
122 | } | |
123 | ||
13f2b9d7 DJ |
124 | static void clear_helper(void *priv) |
125 | { | |
13f2b9d7 | 126 | struct dev_context *devc; |
13f2b9d7 DJ |
127 | |
128 | devc = priv; | |
13f2b9d7 | 129 | |
719eff68 | 130 | hmo_scope_state_free(devc->model_state); |
13f2b9d7 | 131 | |
13f2b9d7 DJ |
132 | g_free(devc->analog_groups); |
133 | g_free(devc->digital_groups); | |
134 | ||
135 | g_free(devc); | |
136 | } | |
137 | ||
06a3e78a DJ |
138 | static int dev_clear(void) |
139 | { | |
13f2b9d7 | 140 | return std_dev_clear(di, clear_helper); |
06a3e78a DJ |
141 | } |
142 | ||
143 | static int dev_open(struct sr_dev_inst *sdi) | |
144 | { | |
23f43dff | 145 | if (sdi->status != SR_ST_ACTIVE && sr_scpi_open(sdi->conn) != SR_OK) |
13f2b9d7 | 146 | return SR_ERR; |
06a3e78a | 147 | |
719eff68 | 148 | if (hmo_scope_state_get(sdi) != SR_OK) |
13f2b9d7 | 149 | return SR_ERR; |
06a3e78a DJ |
150 | |
151 | sdi->status = SR_ST_ACTIVE; | |
152 | ||
153 | return SR_OK; | |
154 | } | |
155 | ||
156 | static int dev_close(struct sr_dev_inst *sdi) | |
157 | { | |
13f2b9d7 DJ |
158 | if (sdi->status == SR_ST_INACTIVE) |
159 | return SR_OK; | |
06a3e78a | 160 | |
23f43dff | 161 | sr_scpi_close(sdi->conn); |
06a3e78a DJ |
162 | |
163 | sdi->status = SR_ST_INACTIVE; | |
164 | ||
165 | return SR_OK; | |
166 | } | |
167 | ||
168 | static int cleanup(void) | |
169 | { | |
170 | dev_clear(); | |
171 | ||
06a3e78a DJ |
172 | return SR_OK; |
173 | } | |
174 | ||
660e398f | 175 | static int check_channel_group(struct dev_context *devc, |
53b4680f | 176 | const struct sr_channel_group *cg) |
13f2b9d7 DJ |
177 | { |
178 | unsigned int i; | |
179 | struct scope_config *model; | |
180 | ||
181 | model = devc->model_config; | |
182 | ||
53b4680f | 183 | if (!cg) |
61e77667 | 184 | return CG_NONE; |
13f2b9d7 DJ |
185 | |
186 | for (i = 0; i < model->analog_channels; ++i) | |
562b7ae5 | 187 | if (cg == devc->analog_groups[i]) |
61e77667 | 188 | return CG_ANALOG; |
13f2b9d7 DJ |
189 | |
190 | for (i = 0; i < model->digital_pods; ++i) | |
562b7ae5 | 191 | if (cg == devc->digital_groups[i]) |
61e77667 | 192 | return CG_DIGITAL; |
13f2b9d7 | 193 | |
660e398f | 194 | sr_err("Invalid channel group specified."); |
89280b1a | 195 | |
61e77667 | 196 | return CG_INVALID; |
13f2b9d7 DJ |
197 | } |
198 | ||
584560f1 | 199 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 200 | const struct sr_channel_group *cg) |
06a3e78a | 201 | { |
61e77667 | 202 | int ret, cg_type; |
13f2b9d7 | 203 | unsigned int i; |
13f2b9d7 DJ |
204 | struct dev_context *devc; |
205 | struct scope_config *model; | |
14a2f74d | 206 | struct scope_state *state; |
13f2b9d7 DJ |
207 | |
208 | if (!sdi || !(devc = sdi->priv)) | |
209 | return SR_ERR_ARG; | |
210 | ||
61e77667 | 211 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 | 212 | return SR_ERR; |
06a3e78a | 213 | |
13f2b9d7 DJ |
214 | ret = SR_ERR_NA; |
215 | model = devc->model_config; | |
14a2f74d | 216 | state = devc->model_state; |
06a3e78a | 217 | |
06a3e78a | 218 | switch (key) { |
13f2b9d7 DJ |
219 | case SR_CONF_NUM_TIMEBASE: |
220 | *data = g_variant_new_int32(model->num_xdivs); | |
221 | ret = SR_OK; | |
222 | break; | |
3fd2dca2 DJ |
223 | case SR_CONF_TIMEBASE: |
224 | *data = g_variant_new("(tt)", (*model->timebases)[state->timebase][0], | |
225 | (*model->timebases)[state->timebase][1]); | |
226 | ret = SR_OK; | |
227 | break; | |
13f2b9d7 | 228 | case SR_CONF_NUM_VDIV: |
61e77667 | 229 | if (cg_type == CG_NONE) { |
660e398f UH |
230 | sr_err("No channel group specified."); |
231 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 232 | } else if (cg_type == CG_ANALOG) { |
13f2b9d7 | 233 | for (i = 0; i < model->analog_channels; ++i) { |
562b7ae5 | 234 | if (cg != devc->analog_groups[i]) |
082972e8 UH |
235 | continue; |
236 | *data = g_variant_new_int32(model->num_ydivs); | |
237 | ret = SR_OK; | |
238 | break; | |
13f2b9d7 DJ |
239 | } |
240 | ||
3fd2dca2 DJ |
241 | } else { |
242 | ret = SR_ERR_NA; | |
243 | } | |
244 | break; | |
245 | case SR_CONF_VDIV: | |
61e77667 UH |
246 | if (cg_type == CG_NONE) { |
247 | sr_err("No channel group specified."); | |
248 | return SR_ERR_CHANNEL_GROUP; | |
249 | } else if (cg_type == CG_ANALOG) { | |
3fd2dca2 | 250 | for (i = 0; i < model->analog_channels; ++i) { |
562b7ae5 | 251 | if (cg != devc->analog_groups[i]) |
3fd2dca2 DJ |
252 | continue; |
253 | *data = g_variant_new("(tt)", | |
254 | (*model->vdivs)[state->analog_channels[i].vdiv][0], | |
255 | (*model->vdivs)[state->analog_channels[i].vdiv][1]); | |
256 | ret = SR_OK; | |
257 | break; | |
258 | } | |
259 | ||
ccf14618 DJ |
260 | } else { |
261 | ret = SR_ERR_NA; | |
262 | } | |
263 | break; | |
264 | case SR_CONF_TRIGGER_SOURCE: | |
265 | *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); | |
266 | ret = SR_OK; | |
267 | break; | |
3fd2dca2 DJ |
268 | case SR_CONF_TRIGGER_SLOPE: |
269 | *data = g_variant_new_string((*model->trigger_slopes)[state->trigger_slope]); | |
270 | ret = SR_OK; | |
271 | break; | |
272 | case SR_CONF_HORIZ_TRIGGERPOS: | |
273 | *data = g_variant_new_double(state->horiz_triggerpos); | |
274 | ret = SR_OK; | |
275 | break; | |
ccf14618 | 276 | case SR_CONF_COUPLING: |
61e77667 | 277 | if (cg_type == CG_NONE) { |
660e398f UH |
278 | sr_err("No channel group specified."); |
279 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 280 | } else if (cg_type == CG_ANALOG) { |
ccf14618 | 281 | for (i = 0; i < model->analog_channels; ++i) { |
562b7ae5 | 282 | if (cg != devc->analog_groups[i]) |
ccf14618 DJ |
283 | continue; |
284 | *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]); | |
285 | ret = SR_OK; | |
286 | break; | |
287 | } | |
288 | ||
13f2b9d7 DJ |
289 | } else { |
290 | ret = SR_ERR_NA; | |
291 | } | |
292 | break; | |
14a2f74d DJ |
293 | case SR_CONF_SAMPLERATE: |
294 | *data = g_variant_new_uint64(state->sample_rate); | |
295 | ret = SR_OK; | |
296 | break; | |
06a3e78a | 297 | default: |
13f2b9d7 | 298 | ret = SR_ERR_NA; |
06a3e78a DJ |
299 | } |
300 | ||
301 | return ret; | |
302 | } | |
303 | ||
13f2b9d7 DJ |
304 | static GVariant *build_tuples(const uint64_t (*array)[][2], unsigned int n) |
305 | { | |
306 | unsigned int i; | |
13f2b9d7 DJ |
307 | GVariant *rational[2]; |
308 | GVariantBuilder gvb; | |
309 | ||
310 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
311 | ||
312 | for (i = 0; i < n; i++) { | |
313 | rational[0] = g_variant_new_uint64((*array)[i][0]); | |
314 | rational[1] = g_variant_new_uint64((*array)[i][1]); | |
315 | ||
89280b1a | 316 | /* FIXME: Valgrind reports a memory leak here. */ |
13f2b9d7 DJ |
317 | g_variant_builder_add_value(&gvb, g_variant_new_tuple(rational, 2)); |
318 | } | |
319 | ||
320 | return g_variant_builder_end(&gvb); | |
321 | } | |
322 | ||
584560f1 | 323 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 324 | const struct sr_channel_group *cg) |
06a3e78a | 325 | { |
61e77667 | 326 | int ret, cg_type; |
89280b1a | 327 | unsigned int i, j; |
965b463d | 328 | char command[MAX_COMMAND_SIZE], float_str[30]; |
13f2b9d7 DJ |
329 | struct dev_context *devc; |
330 | struct scope_config *model; | |
331 | struct scope_state *state; | |
89280b1a | 332 | const char *tmp; |
ca9b9f48 | 333 | uint64_t p, q; |
89280b1a | 334 | double tmp_d; |
23e1ea7a | 335 | gboolean update_sample_rate; |
06a3e78a | 336 | |
13f2b9d7 DJ |
337 | if (!sdi || !(devc = sdi->priv)) |
338 | return SR_ERR_ARG; | |
339 | ||
61e77667 | 340 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 DJ |
341 | return SR_ERR; |
342 | ||
343 | model = devc->model_config; | |
344 | state = devc->model_state; | |
23e1ea7a | 345 | update_sample_rate = FALSE; |
13f2b9d7 DJ |
346 | |
347 | ret = SR_ERR_NA; | |
06a3e78a | 348 | |
06a3e78a | 349 | switch (key) { |
13f2b9d7 DJ |
350 | case SR_CONF_LIMIT_FRAMES: |
351 | devc->frame_limit = g_variant_get_uint64(data); | |
352 | ret = SR_OK; | |
353 | break; | |
13f2b9d7 | 354 | case SR_CONF_TRIGGER_SOURCE: |
13f2b9d7 | 355 | tmp = g_variant_get_string(data, NULL); |
13f2b9d7 | 356 | for (i = 0; (*model->trigger_sources)[i]; i++) { |
082972e8 UH |
357 | if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0) |
358 | continue; | |
359 | state->trigger_source = i; | |
360 | g_snprintf(command, sizeof(command), | |
361 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SOURCE], | |
362 | (*model->trigger_sources)[i]); | |
13f2b9d7 | 363 | |
082972e8 UH |
364 | ret = sr_scpi_send(sdi->conn, command); |
365 | break; | |
13f2b9d7 | 366 | } |
89280b1a | 367 | break; |
13f2b9d7 | 368 | case SR_CONF_VDIV: |
61e77667 | 369 | if (cg_type == CG_NONE) { |
660e398f UH |
370 | sr_err("No channel group specified."); |
371 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
372 | } |
373 | ||
374 | g_variant_get(data, "(tt)", &p, &q); | |
375 | ||
376 | for (i = 0; i < model->num_vdivs; i++) { | |
082972e8 UH |
377 | if (p != (*model->vdivs)[i][0] || |
378 | q != (*model->vdivs)[i][1]) | |
379 | continue; | |
380 | for (j = 1; j <= model->analog_channels; ++j) { | |
562b7ae5 | 381 | if (cg != devc->analog_groups[j - 1]) |
082972e8 | 382 | continue; |
8de2dc3b | 383 | state->analog_channels[j - 1].vdiv = i; |
965b463d | 384 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
385 | g_snprintf(command, sizeof(command), |
386 | (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV], | |
965b463d | 387 | j, float_str); |
082972e8 UH |
388 | |
389 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
390 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
391 | return SR_ERR; | |
13f2b9d7 | 392 | |
13f2b9d7 DJ |
393 | break; |
394 | } | |
082972e8 UH |
395 | |
396 | ret = SR_OK; | |
397 | break; | |
13f2b9d7 | 398 | } |
89280b1a | 399 | break; |
13f2b9d7 | 400 | case SR_CONF_TIMEBASE: |
13f2b9d7 DJ |
401 | g_variant_get(data, "(tt)", &p, &q); |
402 | ||
403 | for (i = 0; i < model->num_timebases; i++) { | |
082972e8 UH |
404 | if (p != (*model->timebases)[i][0] || |
405 | q != (*model->timebases)[i][1]) | |
406 | continue; | |
8de2dc3b | 407 | state->timebase = i; |
965b463d | 408 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
409 | g_snprintf(command, sizeof(command), |
410 | (*model->scpi_dialect)[SCPI_CMD_SET_TIMEBASE], | |
965b463d | 411 | float_str); |
13f2b9d7 | 412 | |
082972e8 | 413 | ret = sr_scpi_send(sdi->conn, command); |
23e1ea7a | 414 | update_sample_rate = TRUE; |
082972e8 | 415 | break; |
13f2b9d7 | 416 | } |
89280b1a | 417 | break; |
13f2b9d7 | 418 | case SR_CONF_HORIZ_TRIGGERPOS: |
89280b1a | 419 | tmp_d = g_variant_get_double(data); |
13f2b9d7 | 420 | |
89280b1a | 421 | if (tmp_d < 0.0 || tmp_d > 1.0) |
13f2b9d7 DJ |
422 | return SR_ERR; |
423 | ||
422a1c0d DJ |
424 | state->horiz_triggerpos = tmp_d; |
425 | tmp_d = -(tmp_d - 0.5) * | |
426 | ((double) (*model->timebases)[state->timebase][0] / | |
427 | (*model->timebases)[state->timebase][1]) | |
428 | * model->num_xdivs; | |
429 | ||
430 | g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); | |
13f2b9d7 DJ |
431 | g_snprintf(command, sizeof(command), |
432 | (*model->scpi_dialect)[SCPI_CMD_SET_HORIZ_TRIGGERPOS], | |
422a1c0d | 433 | float_str); |
13f2b9d7 DJ |
434 | |
435 | ret = sr_scpi_send(sdi->conn, command); | |
89280b1a | 436 | break; |
13f2b9d7 | 437 | case SR_CONF_TRIGGER_SLOPE: |
ca9b9f48 | 438 | tmp = g_variant_get_string(data, NULL); |
13f2b9d7 | 439 | |
ca9b9f48 DE |
440 | if (!tmp || !(tmp[0] == 'f' || tmp[0] == 'r')) |
441 | return SR_ERR_ARG; | |
13f2b9d7 | 442 | |
ca9b9f48 | 443 | state->trigger_slope = (tmp[0] == 'r') ? 0 : 1; |
13f2b9d7 DJ |
444 | |
445 | g_snprintf(command, sizeof(command), | |
446 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SLOPE], | |
ca9b9f48 | 447 | (state->trigger_slope == 0) ? "POS" : "NEG"); |
13f2b9d7 DJ |
448 | |
449 | ret = sr_scpi_send(sdi->conn, command); | |
89280b1a | 450 | break; |
13f2b9d7 | 451 | case SR_CONF_COUPLING: |
61e77667 | 452 | if (cg_type == CG_NONE) { |
660e398f UH |
453 | sr_err("No channel group specified."); |
454 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
455 | } |
456 | ||
457 | tmp = g_variant_get_string(data, NULL); | |
458 | ||
459 | for (i = 0; (*model->coupling_options)[i]; i++) { | |
082972e8 UH |
460 | if (strcmp(tmp, (*model->coupling_options)[i]) != 0) |
461 | continue; | |
462 | for (j = 1; j <= model->analog_channels; ++j) { | |
562b7ae5 | 463 | if (cg != devc->analog_groups[j - 1]) |
082972e8 UH |
464 | continue; |
465 | state->analog_channels[j-1].coupling = i; | |
13f2b9d7 | 466 | |
082972e8 UH |
467 | g_snprintf(command, sizeof(command), |
468 | (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING], | |
469 | j, tmp); | |
470 | ||
471 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
472 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
473 | return SR_ERR; | |
13f2b9d7 DJ |
474 | break; |
475 | } | |
082972e8 UH |
476 | |
477 | ret = SR_OK; | |
478 | break; | |
13f2b9d7 | 479 | } |
89280b1a | 480 | break; |
06a3e78a DJ |
481 | default: |
482 | ret = SR_ERR_NA; | |
13f2b9d7 | 483 | break; |
06a3e78a DJ |
484 | } |
485 | ||
13f2b9d7 DJ |
486 | if (ret == SR_OK) |
487 | ret = sr_scpi_get_opc(sdi->conn); | |
488 | ||
23e1ea7a DJ |
489 | if (ret == SR_OK && update_sample_rate) |
490 | ret = hmo_update_sample_rate(sdi); | |
491 | ||
06a3e78a DJ |
492 | return ret; |
493 | } | |
494 | ||
584560f1 | 495 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 496 | const struct sr_channel_group *cg) |
06a3e78a | 497 | { |
61e77667 | 498 | int cg_type; |
13f2b9d7 DJ |
499 | struct dev_context *devc; |
500 | struct scope_config *model; | |
501 | ||
502 | if (!sdi || !(devc = sdi->priv)) | |
503 | return SR_ERR_ARG; | |
06a3e78a | 504 | |
61e77667 | 505 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 DJ |
506 | return SR_ERR; |
507 | ||
508 | model = devc->model_config; | |
06a3e78a | 509 | |
06a3e78a | 510 | switch (key) { |
226363c4 | 511 | case SR_CONF_SCAN_OPTIONS: |
584560f1 BV |
512 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
513 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
226363c4 | 514 | break; |
13f2b9d7 | 515 | case SR_CONF_DEVICE_OPTIONS: |
61e77667 | 516 | if (cg_type == CG_NONE) { |
584560f1 | 517 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 518 | model->devopts, model->num_devopts, |
584560f1 | 519 | sizeof(uint32_t)); |
61e77667 | 520 | } else if (cg_type == CG_ANALOG) { |
584560f1 | 521 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 522 | model->analog_devopts, model->num_analog_devopts, |
584560f1 | 523 | sizeof(uint32_t)); |
13f2b9d7 | 524 | } else { |
584560f1 BV |
525 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
526 | NULL, 0, sizeof(uint32_t)); | |
13f2b9d7 DJ |
527 | } |
528 | break; | |
13f2b9d7 | 529 | case SR_CONF_COUPLING: |
61e77667 | 530 | if (cg_type == CG_NONE) |
660e398f | 531 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 | 532 | *data = g_variant_new_strv(*model->coupling_options, |
89280b1a | 533 | g_strv_length((char **)*model->coupling_options)); |
13f2b9d7 | 534 | break; |
13f2b9d7 DJ |
535 | case SR_CONF_TRIGGER_SOURCE: |
536 | *data = g_variant_new_strv(*model->trigger_sources, | |
89280b1a | 537 | g_strv_length((char **)*model->trigger_sources)); |
13f2b9d7 | 538 | break; |
bbabdaf1 DJ |
539 | case SR_CONF_TRIGGER_SLOPE: |
540 | *data = g_variant_new_strv(*model->trigger_slopes, | |
541 | g_strv_length((char **)*model->trigger_slopes)); | |
542 | break; | |
13f2b9d7 DJ |
543 | case SR_CONF_TIMEBASE: |
544 | *data = build_tuples(model->timebases, model->num_timebases); | |
545 | break; | |
13f2b9d7 | 546 | case SR_CONF_VDIV: |
61e77667 | 547 | if (cg_type == CG_NONE) |
660e398f | 548 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 DJ |
549 | *data = build_tuples(model->vdivs, model->num_vdivs); |
550 | break; | |
06a3e78a DJ |
551 | default: |
552 | return SR_ERR_NA; | |
553 | } | |
554 | ||
13f2b9d7 | 555 | return SR_OK; |
06a3e78a DJ |
556 | } |
557 | ||
13f2b9d7 | 558 | SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi) |
06a3e78a | 559 | { |
13f2b9d7 | 560 | char command[MAX_COMMAND_SIZE]; |
ba7dd8bb | 561 | struct sr_channel *ch; |
13f2b9d7 DJ |
562 | struct dev_context *devc; |
563 | struct scope_config *model; | |
564 | ||
565 | devc = sdi->priv; | |
566 | model = devc->model_config; | |
567 | ||
ba7dd8bb | 568 | ch = devc->current_channel->data; |
13f2b9d7 | 569 | |
ba7dd8bb | 570 | switch (ch->type) { |
3f239f08 | 571 | case SR_CHANNEL_ANALOG: |
13f2b9d7 DJ |
572 | g_snprintf(command, sizeof(command), |
573 | (*model->scpi_dialect)[SCPI_CMD_GET_ANALOG_DATA], | |
ba7dd8bb | 574 | ch->index + 1); |
13f2b9d7 | 575 | break; |
3f239f08 | 576 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
577 | g_snprintf(command, sizeof(command), |
578 | (*model->scpi_dialect)[SCPI_CMD_GET_DIG_DATA], | |
ba7dd8bb | 579 | ch->index < 8 ? 1 : 2); |
13f2b9d7 DJ |
580 | break; |
581 | default: | |
ba7dd8bb | 582 | sr_err("Invalid channel type."); |
13f2b9d7 DJ |
583 | break; |
584 | } | |
585 | ||
586 | return sr_scpi_send(sdi->conn, command); | |
587 | } | |
588 | ||
ba7dd8bb | 589 | static int hmo_check_channels(GSList *channels) |
13f2b9d7 DJ |
590 | { |
591 | GSList *l; | |
ba7dd8bb | 592 | struct sr_channel *ch; |
89280b1a | 593 | gboolean enabled_pod1, enabled_pod2, enabled_chan3, enabled_chan4; |
13f2b9d7 | 594 | |
89280b1a | 595 | enabled_pod1 = enabled_pod2 = enabled_chan3 = enabled_chan4 = FALSE; |
13f2b9d7 | 596 | |
ba7dd8bb UH |
597 | for (l = channels; l; l = l->next) { |
598 | ch = l->data; | |
599 | switch (ch->type) { | |
3f239f08 | 600 | case SR_CHANNEL_ANALOG: |
ba7dd8bb | 601 | if (ch->index == 2) |
13f2b9d7 | 602 | enabled_chan3 = TRUE; |
ba7dd8bb | 603 | else if (ch->index == 3) |
13f2b9d7 DJ |
604 | enabled_chan4 = TRUE; |
605 | break; | |
3f239f08 | 606 | case SR_CHANNEL_LOGIC: |
ba7dd8bb | 607 | if (ch->index < 8) |
13f2b9d7 DJ |
608 | enabled_pod1 = TRUE; |
609 | else | |
610 | enabled_pod2 = TRUE; | |
611 | break; | |
13f2b9d7 DJ |
612 | default: |
613 | return SR_ERR; | |
614 | } | |
615 | } | |
616 | ||
617 | if ((enabled_pod1 && enabled_chan3) || | |
618 | (enabled_pod2 && enabled_chan4)) | |
619 | return SR_ERR; | |
620 | ||
621 | return SR_OK; | |
622 | } | |
623 | ||
ba7dd8bb | 624 | static int hmo_setup_channels(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
625 | { |
626 | GSList *l; | |
627 | unsigned int i; | |
23e1ea7a | 628 | gboolean *pod_enabled, setup_changed; |
13f2b9d7 | 629 | char command[MAX_COMMAND_SIZE]; |
13f2b9d7 DJ |
630 | struct scope_state *state; |
631 | struct scope_config *model; | |
ba7dd8bb | 632 | struct sr_channel *ch; |
13f2b9d7 | 633 | struct dev_context *devc; |
23f43dff | 634 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 DJ |
635 | |
636 | devc = sdi->priv; | |
23f43dff | 637 | scpi = sdi->conn; |
13f2b9d7 DJ |
638 | state = devc->model_state; |
639 | model = devc->model_config; | |
23e1ea7a | 640 | setup_changed = FALSE; |
13f2b9d7 DJ |
641 | |
642 | pod_enabled = g_try_malloc0(sizeof(gboolean) * model->digital_pods); | |
643 | ||
ba7dd8bb UH |
644 | for (l = sdi->channels; l; l = l->next) { |
645 | ch = l->data; | |
646 | switch (ch->type) { | |
3f239f08 | 647 | case SR_CHANNEL_ANALOG: |
ba7dd8bb | 648 | if (ch->enabled == state->analog_channels[ch->index].state) |
082972e8 UH |
649 | break; |
650 | g_snprintf(command, sizeof(command), | |
651 | (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE], | |
ba7dd8bb | 652 | ch->index + 1, ch->enabled); |
13f2b9d7 | 653 | |
23f43dff | 654 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 655 | return SR_ERR; |
ba7dd8bb | 656 | state->analog_channels[ch->index].state = ch->enabled; |
23e1ea7a | 657 | setup_changed = TRUE; |
89280b1a | 658 | break; |
3f239f08 | 659 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
660 | /* |
661 | * A digital POD needs to be enabled for every group of | |
ba7dd8bb | 662 | * 8 channels. |
13f2b9d7 | 663 | */ |
ba7dd8bb UH |
664 | if (ch->enabled) |
665 | pod_enabled[ch->index < 8 ? 0 : 1] = TRUE; | |
13f2b9d7 | 666 | |
ba7dd8bb | 667 | if (ch->enabled == state->digital_channels[ch->index]) |
082972e8 UH |
668 | break; |
669 | g_snprintf(command, sizeof(command), | |
670 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE], | |
ba7dd8bb | 671 | ch->index, ch->enabled); |
13f2b9d7 | 672 | |
23f43dff | 673 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 674 | return SR_ERR; |
13f2b9d7 | 675 | |
ba7dd8bb | 676 | state->digital_channels[ch->index] = ch->enabled; |
23e1ea7a | 677 | setup_changed = TRUE; |
89280b1a | 678 | break; |
13f2b9d7 DJ |
679 | default: |
680 | return SR_ERR; | |
681 | } | |
682 | } | |
683 | ||
684 | for (i = 1; i <= model->digital_pods; ++i) { | |
082972e8 UH |
685 | if (state->digital_pods[i - 1] == pod_enabled[i - 1]) |
686 | continue; | |
687 | g_snprintf(command, sizeof(command), | |
688 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE], | |
689 | i, pod_enabled[i - 1]); | |
23f43dff | 690 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 UH |
691 | return SR_ERR; |
692 | state->digital_pods[i - 1] = pod_enabled[i - 1]; | |
23e1ea7a | 693 | setup_changed = TRUE; |
13f2b9d7 DJ |
694 | } |
695 | ||
696 | g_free(pod_enabled); | |
697 | ||
23e1ea7a DJ |
698 | if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK) |
699 | return SR_ERR; | |
700 | ||
13f2b9d7 DJ |
701 | return SR_OK; |
702 | } | |
703 | ||
704 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) | |
705 | { | |
706 | GSList *l; | |
707 | gboolean digital_added; | |
ba7dd8bb | 708 | struct sr_channel *ch; |
13f2b9d7 | 709 | struct dev_context *devc; |
23f43dff | 710 | struct sr_scpi_dev_inst *scpi; |
06a3e78a DJ |
711 | |
712 | if (sdi->status != SR_ST_ACTIVE) | |
713 | return SR_ERR_DEV_CLOSED; | |
714 | ||
23f43dff | 715 | scpi = sdi->conn; |
13f2b9d7 DJ |
716 | devc = sdi->priv; |
717 | digital_added = FALSE; | |
718 | ||
db81fbb5 SA |
719 | g_slist_free(devc->enabled_channels); |
720 | devc->enabled_channels = NULL; | |
721 | ||
ba7dd8bb UH |
722 | for (l = sdi->channels; l; l = l->next) { |
723 | ch = l->data; | |
724 | if (!ch->enabled) | |
082972e8 | 725 | continue; |
ba7dd8bb | 726 | /* Only add a single digital channel. */ |
3f239f08 | 727 | if (ch->type != SR_CHANNEL_LOGIC || !digital_added) { |
ba7dd8bb UH |
728 | devc->enabled_channels = g_slist_append( |
729 | devc->enabled_channels, ch); | |
3f239f08 | 730 | if (ch->type == SR_CHANNEL_LOGIC) |
082972e8 | 731 | digital_added = TRUE; |
13f2b9d7 DJ |
732 | } |
733 | } | |
06a3e78a | 734 | |
ba7dd8bb | 735 | if (!devc->enabled_channels) |
13f2b9d7 DJ |
736 | return SR_ERR; |
737 | ||
ba7dd8bb UH |
738 | if (hmo_check_channels(devc->enabled_channels) != SR_OK) { |
739 | sr_err("Invalid channel configuration specified!"); | |
13f2b9d7 DJ |
740 | return SR_ERR_NA; |
741 | } | |
742 | ||
ba7dd8bb UH |
743 | if (hmo_setup_channels(sdi) != SR_OK) { |
744 | sr_err("Failed to setup channel configuration!"); | |
13f2b9d7 DJ |
745 | return SR_ERR; |
746 | } | |
747 | ||
102f1239 BV |
748 | sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50, |
749 | hmo_receive_data, (void *)sdi); | |
13f2b9d7 DJ |
750 | |
751 | /* Send header packet to the session bus. */ | |
752 | std_session_send_df_header(cb_data, LOG_PREFIX); | |
753 | ||
ba7dd8bb | 754 | devc->current_channel = devc->enabled_channels; |
13f2b9d7 DJ |
755 | |
756 | return hmo_request_data(sdi); | |
06a3e78a DJ |
757 | } |
758 | ||
759 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) | |
760 | { | |
13f2b9d7 | 761 | struct dev_context *devc; |
23f43dff | 762 | struct sr_scpi_dev_inst *scpi; |
66e3219d | 763 | struct sr_datafeed_packet packet; |
13f2b9d7 | 764 | |
06a3e78a DJ |
765 | (void)cb_data; |
766 | ||
66e3219d DJ |
767 | packet.type = SR_DF_END; |
768 | packet.payload = NULL; | |
769 | sr_session_send(sdi, &packet); | |
770 | ||
06a3e78a DJ |
771 | if (sdi->status != SR_ST_ACTIVE) |
772 | return SR_ERR_DEV_CLOSED; | |
773 | ||
13f2b9d7 DJ |
774 | devc = sdi->priv; |
775 | ||
ef1a346b | 776 | devc->num_frames = 0; |
ba7dd8bb UH |
777 | g_slist_free(devc->enabled_channels); |
778 | devc->enabled_channels = NULL; | |
23f43dff | 779 | scpi = sdi->conn; |
102f1239 | 780 | sr_scpi_source_remove(sdi->session, scpi); |
06a3e78a DJ |
781 | |
782 | return SR_OK; | |
783 | } | |
784 | ||
785 | SR_PRIV struct sr_dev_driver hameg_hmo_driver_info = { | |
786 | .name = "hameg-hmo", | |
89280b1a | 787 | .longname = "Hameg HMO", |
06a3e78a DJ |
788 | .api_version = 1, |
789 | .init = init, | |
790 | .cleanup = cleanup, | |
791 | .scan = scan, | |
792 | .dev_list = dev_list, | |
793 | .dev_clear = dev_clear, | |
794 | .config_get = config_get, | |
795 | .config_set = config_set, | |
796 | .config_list = config_list, | |
797 | .dev_open = dev_open, | |
798 | .dev_close = dev_close, | |
799 | .dev_acquisition_start = dev_acquisition_start, | |
800 | .dev_acquisition_stop = dev_acquisition_stop, | |
801 | .priv = NULL, | |
802 | }; |