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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 | { | |
23f43dff | 134 | if (sdi->status != SR_ST_ACTIVE && 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 DJ |
139 | |
140 | sdi->status = SR_ST_ACTIVE; | |
141 | ||
142 | return SR_OK; | |
143 | } | |
144 | ||
145 | static int dev_close(struct sr_dev_inst *sdi) | |
146 | { | |
23f43dff | 147 | sr_scpi_close(sdi->conn); |
06a3e78a DJ |
148 | |
149 | sdi->status = SR_ST_INACTIVE; | |
150 | ||
151 | return SR_OK; | |
152 | } | |
153 | ||
660e398f | 154 | static int check_channel_group(struct dev_context *devc, |
53b4680f | 155 | const struct sr_channel_group *cg) |
13f2b9d7 DJ |
156 | { |
157 | unsigned int i; | |
329733d9 | 158 | const struct scope_config *model; |
13f2b9d7 DJ |
159 | |
160 | model = devc->model_config; | |
161 | ||
53b4680f | 162 | if (!cg) |
61e77667 | 163 | return CG_NONE; |
13f2b9d7 | 164 | |
0a1f7b09 | 165 | for (i = 0; i < model->analog_channels; i++) |
562b7ae5 | 166 | if (cg == devc->analog_groups[i]) |
61e77667 | 167 | return CG_ANALOG; |
13f2b9d7 | 168 | |
0a1f7b09 | 169 | for (i = 0; i < model->digital_pods; i++) |
562b7ae5 | 170 | if (cg == devc->digital_groups[i]) |
61e77667 | 171 | return CG_DIGITAL; |
13f2b9d7 | 172 | |
660e398f | 173 | sr_err("Invalid channel group specified."); |
89280b1a | 174 | |
61e77667 | 175 | return CG_INVALID; |
13f2b9d7 DJ |
176 | } |
177 | ||
584560f1 | 178 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 179 | const struct sr_channel_group *cg) |
06a3e78a | 180 | { |
61e77667 | 181 | int ret, cg_type; |
13f2b9d7 | 182 | unsigned int i; |
13f2b9d7 | 183 | struct dev_context *devc; |
329733d9 | 184 | const struct scope_config *model; |
14a2f74d | 185 | struct scope_state *state; |
13f2b9d7 | 186 | |
709468ba | 187 | if (!sdi) |
13f2b9d7 DJ |
188 | return SR_ERR_ARG; |
189 | ||
709468ba UH |
190 | devc = sdi->priv; |
191 | ||
61e77667 | 192 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 | 193 | return SR_ERR; |
06a3e78a | 194 | |
13f2b9d7 DJ |
195 | ret = SR_ERR_NA; |
196 | model = devc->model_config; | |
14a2f74d | 197 | state = devc->model_state; |
06a3e78a | 198 | |
06a3e78a | 199 | switch (key) { |
bf622e6d | 200 | case SR_CONF_NUM_HDIV: |
13f2b9d7 DJ |
201 | *data = g_variant_new_int32(model->num_xdivs); |
202 | ret = SR_OK; | |
203 | break; | |
3fd2dca2 DJ |
204 | case SR_CONF_TIMEBASE: |
205 | *data = g_variant_new("(tt)", (*model->timebases)[state->timebase][0], | |
206 | (*model->timebases)[state->timebase][1]); | |
207 | ret = SR_OK; | |
208 | break; | |
13f2b9d7 | 209 | case SR_CONF_NUM_VDIV: |
61e77667 | 210 | if (cg_type == CG_NONE) { |
660e398f UH |
211 | sr_err("No channel group specified."); |
212 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 213 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 214 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 215 | if (cg != devc->analog_groups[i]) |
082972e8 UH |
216 | continue; |
217 | *data = g_variant_new_int32(model->num_ydivs); | |
218 | ret = SR_OK; | |
219 | break; | |
13f2b9d7 DJ |
220 | } |
221 | ||
3fd2dca2 DJ |
222 | } else { |
223 | ret = SR_ERR_NA; | |
224 | } | |
225 | break; | |
226 | case SR_CONF_VDIV: | |
61e77667 UH |
227 | if (cg_type == CG_NONE) { |
228 | sr_err("No channel group specified."); | |
229 | return SR_ERR_CHANNEL_GROUP; | |
230 | } else if (cg_type == CG_ANALOG) { | |
0a1f7b09 | 231 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 232 | if (cg != devc->analog_groups[i]) |
3fd2dca2 DJ |
233 | continue; |
234 | *data = g_variant_new("(tt)", | |
235 | (*model->vdivs)[state->analog_channels[i].vdiv][0], | |
236 | (*model->vdivs)[state->analog_channels[i].vdiv][1]); | |
237 | ret = SR_OK; | |
238 | break; | |
239 | } | |
240 | ||
ccf14618 DJ |
241 | } else { |
242 | ret = SR_ERR_NA; | |
243 | } | |
244 | break; | |
245 | case SR_CONF_TRIGGER_SOURCE: | |
246 | *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); | |
247 | ret = SR_OK; | |
248 | break; | |
3fd2dca2 DJ |
249 | case SR_CONF_TRIGGER_SLOPE: |
250 | *data = g_variant_new_string((*model->trigger_slopes)[state->trigger_slope]); | |
251 | ret = SR_OK; | |
252 | break; | |
253 | case SR_CONF_HORIZ_TRIGGERPOS: | |
254 | *data = g_variant_new_double(state->horiz_triggerpos); | |
255 | ret = SR_OK; | |
256 | break; | |
ccf14618 | 257 | case SR_CONF_COUPLING: |
61e77667 | 258 | if (cg_type == CG_NONE) { |
660e398f UH |
259 | sr_err("No channel group specified."); |
260 | return SR_ERR_CHANNEL_GROUP; | |
61e77667 | 261 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 262 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 263 | if (cg != devc->analog_groups[i]) |
ccf14618 DJ |
264 | continue; |
265 | *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]); | |
266 | ret = SR_OK; | |
267 | break; | |
268 | } | |
269 | ||
13f2b9d7 DJ |
270 | } else { |
271 | ret = SR_ERR_NA; | |
272 | } | |
273 | break; | |
14a2f74d DJ |
274 | case SR_CONF_SAMPLERATE: |
275 | *data = g_variant_new_uint64(state->sample_rate); | |
276 | ret = SR_OK; | |
277 | break; | |
06a3e78a | 278 | default: |
13f2b9d7 | 279 | ret = SR_ERR_NA; |
06a3e78a DJ |
280 | } |
281 | ||
282 | return ret; | |
283 | } | |
284 | ||
13f2b9d7 DJ |
285 | static GVariant *build_tuples(const uint64_t (*array)[][2], unsigned int n) |
286 | { | |
287 | unsigned int i; | |
13f2b9d7 DJ |
288 | GVariant *rational[2]; |
289 | GVariantBuilder gvb; | |
290 | ||
291 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
292 | ||
293 | for (i = 0; i < n; i++) { | |
294 | rational[0] = g_variant_new_uint64((*array)[i][0]); | |
295 | rational[1] = g_variant_new_uint64((*array)[i][1]); | |
296 | ||
89280b1a | 297 | /* FIXME: Valgrind reports a memory leak here. */ |
13f2b9d7 DJ |
298 | g_variant_builder_add_value(&gvb, g_variant_new_tuple(rational, 2)); |
299 | } | |
300 | ||
301 | return g_variant_builder_end(&gvb); | |
302 | } | |
303 | ||
584560f1 | 304 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 305 | const struct sr_channel_group *cg) |
06a3e78a | 306 | { |
61e77667 | 307 | int ret, cg_type; |
89280b1a | 308 | unsigned int i, j; |
965b463d | 309 | char command[MAX_COMMAND_SIZE], float_str[30]; |
13f2b9d7 | 310 | struct dev_context *devc; |
329733d9 | 311 | const struct scope_config *model; |
13f2b9d7 | 312 | struct scope_state *state; |
89280b1a | 313 | const char *tmp; |
ca9b9f48 | 314 | uint64_t p, q; |
89280b1a | 315 | double tmp_d; |
23e1ea7a | 316 | gboolean update_sample_rate; |
06a3e78a | 317 | |
b0baddef | 318 | if (!sdi) |
13f2b9d7 DJ |
319 | return SR_ERR_ARG; |
320 | ||
b0baddef UH |
321 | devc = sdi->priv; |
322 | ||
61e77667 | 323 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 DJ |
324 | return SR_ERR; |
325 | ||
326 | model = devc->model_config; | |
327 | state = devc->model_state; | |
23e1ea7a | 328 | update_sample_rate = FALSE; |
13f2b9d7 DJ |
329 | |
330 | ret = SR_ERR_NA; | |
06a3e78a | 331 | |
06a3e78a | 332 | switch (key) { |
13f2b9d7 DJ |
333 | case SR_CONF_LIMIT_FRAMES: |
334 | devc->frame_limit = g_variant_get_uint64(data); | |
335 | ret = SR_OK; | |
336 | break; | |
13f2b9d7 | 337 | case SR_CONF_TRIGGER_SOURCE: |
13f2b9d7 | 338 | tmp = g_variant_get_string(data, NULL); |
13f2b9d7 | 339 | for (i = 0; (*model->trigger_sources)[i]; i++) { |
082972e8 UH |
340 | if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0) |
341 | continue; | |
342 | state->trigger_source = i; | |
343 | g_snprintf(command, sizeof(command), | |
344 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SOURCE], | |
345 | (*model->trigger_sources)[i]); | |
13f2b9d7 | 346 | |
082972e8 UH |
347 | ret = sr_scpi_send(sdi->conn, command); |
348 | break; | |
13f2b9d7 | 349 | } |
89280b1a | 350 | break; |
13f2b9d7 | 351 | case SR_CONF_VDIV: |
61e77667 | 352 | if (cg_type == CG_NONE) { |
660e398f UH |
353 | sr_err("No channel group specified."); |
354 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
355 | } |
356 | ||
357 | g_variant_get(data, "(tt)", &p, &q); | |
358 | ||
359 | for (i = 0; i < model->num_vdivs; i++) { | |
082972e8 UH |
360 | if (p != (*model->vdivs)[i][0] || |
361 | q != (*model->vdivs)[i][1]) | |
362 | continue; | |
0a1f7b09 | 363 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 364 | if (cg != devc->analog_groups[j - 1]) |
082972e8 | 365 | continue; |
8de2dc3b | 366 | state->analog_channels[j - 1].vdiv = i; |
965b463d | 367 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
368 | g_snprintf(command, sizeof(command), |
369 | (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV], | |
965b463d | 370 | j, float_str); |
082972e8 UH |
371 | |
372 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
373 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
374 | return SR_ERR; | |
13f2b9d7 | 375 | |
13f2b9d7 DJ |
376 | break; |
377 | } | |
082972e8 UH |
378 | |
379 | ret = SR_OK; | |
380 | break; | |
13f2b9d7 | 381 | } |
89280b1a | 382 | break; |
13f2b9d7 | 383 | case SR_CONF_TIMEBASE: |
13f2b9d7 DJ |
384 | g_variant_get(data, "(tt)", &p, &q); |
385 | ||
386 | for (i = 0; i < model->num_timebases; i++) { | |
082972e8 UH |
387 | if (p != (*model->timebases)[i][0] || |
388 | q != (*model->timebases)[i][1]) | |
389 | continue; | |
8de2dc3b | 390 | state->timebase = i; |
965b463d | 391 | g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q); |
082972e8 UH |
392 | g_snprintf(command, sizeof(command), |
393 | (*model->scpi_dialect)[SCPI_CMD_SET_TIMEBASE], | |
965b463d | 394 | float_str); |
13f2b9d7 | 395 | |
082972e8 | 396 | ret = sr_scpi_send(sdi->conn, command); |
23e1ea7a | 397 | update_sample_rate = TRUE; |
082972e8 | 398 | break; |
13f2b9d7 | 399 | } |
89280b1a | 400 | break; |
13f2b9d7 | 401 | case SR_CONF_HORIZ_TRIGGERPOS: |
89280b1a | 402 | tmp_d = g_variant_get_double(data); |
13f2b9d7 | 403 | |
89280b1a | 404 | if (tmp_d < 0.0 || tmp_d > 1.0) |
13f2b9d7 DJ |
405 | return SR_ERR; |
406 | ||
422a1c0d DJ |
407 | state->horiz_triggerpos = tmp_d; |
408 | tmp_d = -(tmp_d - 0.5) * | |
409 | ((double) (*model->timebases)[state->timebase][0] / | |
410 | (*model->timebases)[state->timebase][1]) | |
411 | * model->num_xdivs; | |
412 | ||
413 | g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); | |
13f2b9d7 DJ |
414 | g_snprintf(command, sizeof(command), |
415 | (*model->scpi_dialect)[SCPI_CMD_SET_HORIZ_TRIGGERPOS], | |
422a1c0d | 416 | float_str); |
13f2b9d7 DJ |
417 | |
418 | ret = sr_scpi_send(sdi->conn, command); | |
89280b1a | 419 | break; |
13f2b9d7 | 420 | case SR_CONF_TRIGGER_SLOPE: |
ca9b9f48 | 421 | tmp = g_variant_get_string(data, NULL); |
e3abd15d SB |
422 | for (i = 0; (*model->trigger_slopes)[i]; i++) { |
423 | if (g_strcmp0(tmp, (*model->trigger_slopes)[i]) != 0) | |
424 | continue; | |
425 | state->trigger_slope = i; | |
426 | g_snprintf(command, sizeof(command), | |
427 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SLOPE], | |
428 | (*model->trigger_slopes)[i]); | |
13f2b9d7 | 429 | |
e3abd15d SB |
430 | ret = sr_scpi_send(sdi->conn, command); |
431 | break; | |
432 | } | |
89280b1a | 433 | break; |
13f2b9d7 | 434 | case SR_CONF_COUPLING: |
61e77667 | 435 | if (cg_type == CG_NONE) { |
660e398f UH |
436 | sr_err("No channel group specified."); |
437 | return SR_ERR_CHANNEL_GROUP; | |
13f2b9d7 DJ |
438 | } |
439 | ||
440 | tmp = g_variant_get_string(data, NULL); | |
441 | ||
442 | for (i = 0; (*model->coupling_options)[i]; i++) { | |
082972e8 UH |
443 | if (strcmp(tmp, (*model->coupling_options)[i]) != 0) |
444 | continue; | |
0a1f7b09 | 445 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 446 | if (cg != devc->analog_groups[j - 1]) |
082972e8 UH |
447 | continue; |
448 | state->analog_channels[j-1].coupling = i; | |
13f2b9d7 | 449 | |
082972e8 UH |
450 | g_snprintf(command, sizeof(command), |
451 | (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING], | |
452 | j, tmp); | |
453 | ||
454 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
455 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
456 | return SR_ERR; | |
13f2b9d7 DJ |
457 | break; |
458 | } | |
082972e8 UH |
459 | |
460 | ret = SR_OK; | |
461 | break; | |
13f2b9d7 | 462 | } |
89280b1a | 463 | break; |
06a3e78a DJ |
464 | default: |
465 | ret = SR_ERR_NA; | |
13f2b9d7 | 466 | break; |
06a3e78a DJ |
467 | } |
468 | ||
13f2b9d7 DJ |
469 | if (ret == SR_OK) |
470 | ret = sr_scpi_get_opc(sdi->conn); | |
471 | ||
23e1ea7a DJ |
472 | if (ret == SR_OK && update_sample_rate) |
473 | ret = hmo_update_sample_rate(sdi); | |
474 | ||
06a3e78a DJ |
475 | return ret; |
476 | } | |
477 | ||
584560f1 | 478 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 479 | const struct sr_channel_group *cg) |
06a3e78a | 480 | { |
6ec3ef9b AJ |
481 | int cg_type = CG_NONE; |
482 | struct dev_context *devc = NULL; | |
329733d9 | 483 | const struct scope_config *model = NULL; |
13f2b9d7 | 484 | |
4d399734 UH |
485 | if (sdi) { |
486 | devc = sdi->priv; | |
6ec3ef9b AJ |
487 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
488 | return SR_ERR; | |
13f2b9d7 | 489 | |
6ec3ef9b AJ |
490 | model = devc->model_config; |
491 | } | |
06a3e78a | 492 | |
06a3e78a | 493 | switch (key) { |
226363c4 | 494 | case SR_CONF_SCAN_OPTIONS: |
584560f1 BV |
495 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
496 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
226363c4 | 497 | break; |
13f2b9d7 | 498 | case SR_CONF_DEVICE_OPTIONS: |
61e77667 | 499 | if (cg_type == CG_NONE) { |
6ec3ef9b AJ |
500 | if (model) |
501 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
502 | model->devopts, model->num_devopts, sizeof(uint32_t)); | |
503 | else | |
504 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
505 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
61e77667 | 506 | } else if (cg_type == CG_ANALOG) { |
584560f1 | 507 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 508 | model->analog_devopts, model->num_analog_devopts, |
584560f1 | 509 | sizeof(uint32_t)); |
13f2b9d7 | 510 | } else { |
584560f1 BV |
511 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
512 | NULL, 0, sizeof(uint32_t)); | |
13f2b9d7 DJ |
513 | } |
514 | break; | |
13f2b9d7 | 515 | case SR_CONF_COUPLING: |
61e77667 | 516 | if (cg_type == CG_NONE) |
660e398f | 517 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 | 518 | *data = g_variant_new_strv(*model->coupling_options, |
89280b1a | 519 | g_strv_length((char **)*model->coupling_options)); |
13f2b9d7 | 520 | break; |
13f2b9d7 | 521 | case SR_CONF_TRIGGER_SOURCE: |
6ec3ef9b AJ |
522 | if (!model) |
523 | return SR_ERR_ARG; | |
13f2b9d7 | 524 | *data = g_variant_new_strv(*model->trigger_sources, |
89280b1a | 525 | g_strv_length((char **)*model->trigger_sources)); |
13f2b9d7 | 526 | break; |
bbabdaf1 | 527 | case SR_CONF_TRIGGER_SLOPE: |
6ec3ef9b AJ |
528 | if (!model) |
529 | return SR_ERR_ARG; | |
bbabdaf1 DJ |
530 | *data = g_variant_new_strv(*model->trigger_slopes, |
531 | g_strv_length((char **)*model->trigger_slopes)); | |
532 | break; | |
13f2b9d7 | 533 | case SR_CONF_TIMEBASE: |
6ec3ef9b AJ |
534 | if (!model) |
535 | return SR_ERR_ARG; | |
13f2b9d7 DJ |
536 | *data = build_tuples(model->timebases, model->num_timebases); |
537 | break; | |
13f2b9d7 | 538 | case SR_CONF_VDIV: |
61e77667 | 539 | if (cg_type == CG_NONE) |
660e398f | 540 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 DJ |
541 | *data = build_tuples(model->vdivs, model->num_vdivs); |
542 | break; | |
06a3e78a DJ |
543 | default: |
544 | return SR_ERR_NA; | |
545 | } | |
546 | ||
13f2b9d7 | 547 | return SR_OK; |
06a3e78a DJ |
548 | } |
549 | ||
13f2b9d7 | 550 | SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi) |
06a3e78a | 551 | { |
13f2b9d7 | 552 | char command[MAX_COMMAND_SIZE]; |
ba7dd8bb | 553 | struct sr_channel *ch; |
13f2b9d7 | 554 | struct dev_context *devc; |
329733d9 | 555 | const struct scope_config *model; |
13f2b9d7 DJ |
556 | |
557 | devc = sdi->priv; | |
558 | model = devc->model_config; | |
559 | ||
ba7dd8bb | 560 | ch = devc->current_channel->data; |
13f2b9d7 | 561 | |
ba7dd8bb | 562 | switch (ch->type) { |
3f239f08 | 563 | case SR_CHANNEL_ANALOG: |
13f2b9d7 DJ |
564 | g_snprintf(command, sizeof(command), |
565 | (*model->scpi_dialect)[SCPI_CMD_GET_ANALOG_DATA], | |
65a6794e GS |
566 | #ifdef WORDS_BIGENDIAN |
567 | "MSBF", | |
568 | #else | |
569 | "LSBF", | |
570 | #endif | |
ba7dd8bb | 571 | ch->index + 1); |
13f2b9d7 | 572 | break; |
3f239f08 | 573 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
574 | g_snprintf(command, sizeof(command), |
575 | (*model->scpi_dialect)[SCPI_CMD_GET_DIG_DATA], | |
ba7dd8bb | 576 | ch->index < 8 ? 1 : 2); |
13f2b9d7 DJ |
577 | break; |
578 | default: | |
ba7dd8bb | 579 | sr_err("Invalid channel type."); |
13f2b9d7 DJ |
580 | break; |
581 | } | |
582 | ||
583 | return sr_scpi_send(sdi->conn, command); | |
584 | } | |
585 | ||
ba7dd8bb | 586 | static int hmo_check_channels(GSList *channels) |
13f2b9d7 DJ |
587 | { |
588 | GSList *l; | |
ba7dd8bb | 589 | struct sr_channel *ch; |
4889acef GS |
590 | gboolean enabled_chan[MAX_ANALOG_CHANNEL_COUNT]; |
591 | gboolean enabled_pod[MAX_DIGITAL_GROUP_COUNT]; | |
592 | size_t idx; | |
593 | ||
594 | /* Preset "not enabled" for all channels / pods. */ | |
595 | for (idx = 0; idx < ARRAY_SIZE(enabled_chan); idx++) | |
596 | enabled_chan[idx] = FALSE; | |
597 | for (idx = 0; idx < ARRAY_SIZE(enabled_pod); idx++) | |
598 | enabled_pod[idx] = FALSE; | |
599 | ||
600 | /* | |
601 | * Determine which channels / pods are required for the caller's | |
602 | * specified configuration. | |
603 | */ | |
ba7dd8bb UH |
604 | for (l = channels; l; l = l->next) { |
605 | ch = l->data; | |
606 | switch (ch->type) { | |
3f239f08 | 607 | case SR_CHANNEL_ANALOG: |
4889acef GS |
608 | idx = ch->index; |
609 | if (idx < ARRAY_SIZE(enabled_chan)) | |
610 | enabled_chan[idx] = TRUE; | |
13f2b9d7 | 611 | break; |
3f239f08 | 612 | case SR_CHANNEL_LOGIC: |
4889acef GS |
613 | idx = ch->index / 8; |
614 | if (idx < ARRAY_SIZE(enabled_pod)) | |
615 | enabled_pod[idx] = TRUE; | |
13f2b9d7 | 616 | break; |
13f2b9d7 DJ |
617 | default: |
618 | return SR_ERR; | |
619 | } | |
620 | } | |
621 | ||
4889acef GS |
622 | /* |
623 | * Check for resource conflicts. Some channels can be either | |
624 | * analog or digital, but never both at the same time. | |
625 | * | |
626 | * Note that the constraints might depend on the specific model. | |
627 | * These tests might need some adjustment when support for more | |
628 | * models gets added to the driver. | |
629 | */ | |
630 | if (enabled_pod[0] && enabled_chan[2]) | |
631 | return SR_ERR; | |
632 | if (enabled_pod[1] && enabled_chan[3]) | |
13f2b9d7 | 633 | return SR_ERR; |
13f2b9d7 DJ |
634 | return SR_OK; |
635 | } | |
636 | ||
ba7dd8bb | 637 | static int hmo_setup_channels(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
638 | { |
639 | GSList *l; | |
640 | unsigned int i; | |
23e1ea7a | 641 | gboolean *pod_enabled, setup_changed; |
13f2b9d7 | 642 | char command[MAX_COMMAND_SIZE]; |
13f2b9d7 | 643 | struct scope_state *state; |
329733d9 | 644 | const struct scope_config *model; |
ba7dd8bb | 645 | struct sr_channel *ch; |
13f2b9d7 | 646 | struct dev_context *devc; |
23f43dff | 647 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 DJ |
648 | |
649 | devc = sdi->priv; | |
23f43dff | 650 | scpi = sdi->conn; |
13f2b9d7 DJ |
651 | state = devc->model_state; |
652 | model = devc->model_config; | |
23e1ea7a | 653 | setup_changed = FALSE; |
13f2b9d7 DJ |
654 | |
655 | pod_enabled = g_try_malloc0(sizeof(gboolean) * model->digital_pods); | |
656 | ||
ba7dd8bb UH |
657 | for (l = sdi->channels; l; l = l->next) { |
658 | ch = l->data; | |
659 | switch (ch->type) { | |
3f239f08 | 660 | case SR_CHANNEL_ANALOG: |
ba7dd8bb | 661 | if (ch->enabled == state->analog_channels[ch->index].state) |
082972e8 UH |
662 | break; |
663 | g_snprintf(command, sizeof(command), | |
664 | (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE], | |
ba7dd8bb | 665 | ch->index + 1, ch->enabled); |
13f2b9d7 | 666 | |
23f43dff | 667 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 668 | return SR_ERR; |
ba7dd8bb | 669 | state->analog_channels[ch->index].state = ch->enabled; |
23e1ea7a | 670 | setup_changed = TRUE; |
89280b1a | 671 | break; |
3f239f08 | 672 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
673 | /* |
674 | * A digital POD needs to be enabled for every group of | |
ba7dd8bb | 675 | * 8 channels. |
13f2b9d7 | 676 | */ |
ba7dd8bb UH |
677 | if (ch->enabled) |
678 | pod_enabled[ch->index < 8 ? 0 : 1] = TRUE; | |
13f2b9d7 | 679 | |
ba7dd8bb | 680 | if (ch->enabled == state->digital_channels[ch->index]) |
082972e8 UH |
681 | break; |
682 | g_snprintf(command, sizeof(command), | |
683 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE], | |
ba7dd8bb | 684 | ch->index, ch->enabled); |
13f2b9d7 | 685 | |
23f43dff | 686 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 687 | return SR_ERR; |
13f2b9d7 | 688 | |
ba7dd8bb | 689 | state->digital_channels[ch->index] = ch->enabled; |
23e1ea7a | 690 | setup_changed = TRUE; |
89280b1a | 691 | break; |
13f2b9d7 DJ |
692 | default: |
693 | return SR_ERR; | |
694 | } | |
695 | } | |
696 | ||
0a1f7b09 | 697 | for (i = 1; i <= model->digital_pods; i++) { |
082972e8 UH |
698 | if (state->digital_pods[i - 1] == pod_enabled[i - 1]) |
699 | continue; | |
700 | g_snprintf(command, sizeof(command), | |
701 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE], | |
702 | i, pod_enabled[i - 1]); | |
23f43dff | 703 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 UH |
704 | return SR_ERR; |
705 | state->digital_pods[i - 1] = pod_enabled[i - 1]; | |
23e1ea7a | 706 | setup_changed = TRUE; |
13f2b9d7 DJ |
707 | } |
708 | ||
709 | g_free(pod_enabled); | |
710 | ||
23e1ea7a DJ |
711 | if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK) |
712 | return SR_ERR; | |
713 | ||
13f2b9d7 DJ |
714 | return SR_OK; |
715 | } | |
716 | ||
695dc859 | 717 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
718 | { |
719 | GSList *l; | |
1b0f62df | 720 | gboolean digital_added[MAX_DIGITAL_GROUP_COUNT]; |
e06875b2 | 721 | size_t group, pod_count; |
ba7dd8bb | 722 | struct sr_channel *ch; |
13f2b9d7 | 723 | struct dev_context *devc; |
23f43dff | 724 | struct sr_scpi_dev_inst *scpi; |
40a75c8e | 725 | int ret; |
06a3e78a | 726 | |
23f43dff | 727 | scpi = sdi->conn; |
13f2b9d7 | 728 | devc = sdi->priv; |
13f2b9d7 | 729 | |
1b0f62df GS |
730 | /* Preset empty results. */ |
731 | for (group = 0; group < ARRAY_SIZE(digital_added); group++) | |
732 | digital_added[group] = FALSE; | |
db81fbb5 SA |
733 | g_slist_free(devc->enabled_channels); |
734 | devc->enabled_channels = NULL; | |
735 | ||
1b0f62df | 736 | /* |
e06875b2 GS |
737 | * Contruct the list of enabled channels. Determine the highest |
738 | * number of digital pods involved in the acquisition. | |
1b0f62df | 739 | */ |
e06875b2 | 740 | pod_count = 0; |
ba7dd8bb UH |
741 | for (l = sdi->channels; l; l = l->next) { |
742 | ch = l->data; | |
743 | if (!ch->enabled) | |
082972e8 | 744 | continue; |
1b0f62df GS |
745 | /* Only add a single digital channel per group (pod). */ |
746 | group = ch->index / 8; | |
747 | if (ch->type != SR_CHANNEL_LOGIC || !digital_added[group]) { | |
ba7dd8bb UH |
748 | devc->enabled_channels = g_slist_append( |
749 | devc->enabled_channels, ch); | |
e06875b2 | 750 | if (ch->type == SR_CHANNEL_LOGIC) { |
1b0f62df | 751 | digital_added[group] = TRUE; |
e06875b2 GS |
752 | if (pod_count < group + 1) |
753 | pod_count = group + 1; | |
754 | } | |
13f2b9d7 DJ |
755 | } |
756 | } | |
ba7dd8bb | 757 | if (!devc->enabled_channels) |
13f2b9d7 | 758 | return SR_ERR; |
e06875b2 GS |
759 | devc->pod_count = pod_count; |
760 | devc->logic_data = NULL; | |
13f2b9d7 | 761 | |
1b0f62df GS |
762 | /* |
763 | * Check constraints. Some channels can be either analog or | |
764 | * digital, but not both at the same time. | |
765 | */ | |
ba7dd8bb UH |
766 | if (hmo_check_channels(devc->enabled_channels) != SR_OK) { |
767 | sr_err("Invalid channel configuration specified!"); | |
40a75c8e GS |
768 | ret = SR_ERR_NA; |
769 | goto free_enabled; | |
13f2b9d7 DJ |
770 | } |
771 | ||
1b0f62df GS |
772 | /* |
773 | * Configure the analog and digital channels and the | |
774 | * corresponding digital pods. | |
775 | */ | |
ba7dd8bb UH |
776 | if (hmo_setup_channels(sdi) != SR_OK) { |
777 | sr_err("Failed to setup channel configuration!"); | |
40a75c8e GS |
778 | ret = SR_ERR; |
779 | goto free_enabled; | |
13f2b9d7 DJ |
780 | } |
781 | ||
1b0f62df GS |
782 | /* |
783 | * Start acquisition on the first enabled channel. The | |
784 | * receive routine will continue driving the acquisition. | |
785 | */ | |
102f1239 BV |
786 | sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50, |
787 | hmo_receive_data, (void *)sdi); | |
13f2b9d7 | 788 | |
bee2b016 | 789 | std_session_send_df_header(sdi); |
13f2b9d7 | 790 | |
ba7dd8bb | 791 | devc->current_channel = devc->enabled_channels; |
13f2b9d7 DJ |
792 | |
793 | return hmo_request_data(sdi); | |
40a75c8e GS |
794 | |
795 | free_enabled: | |
796 | g_slist_free(devc->enabled_channels); | |
797 | devc->enabled_channels = NULL; | |
798 | return ret; | |
06a3e78a DJ |
799 | } |
800 | ||
695dc859 | 801 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
06a3e78a | 802 | { |
13f2b9d7 | 803 | struct dev_context *devc; |
23f43dff | 804 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 | 805 | |
bee2b016 | 806 | std_session_send_df_end(sdi); |
66e3219d | 807 | |
13f2b9d7 DJ |
808 | devc = sdi->priv; |
809 | ||
ef1a346b | 810 | devc->num_frames = 0; |
ba7dd8bb UH |
811 | g_slist_free(devc->enabled_channels); |
812 | devc->enabled_channels = NULL; | |
23f43dff | 813 | scpi = sdi->conn; |
102f1239 | 814 | sr_scpi_source_remove(sdi->session, scpi); |
06a3e78a DJ |
815 | |
816 | return SR_OK; | |
817 | } | |
818 | ||
dd5c48a6 | 819 | static struct sr_dev_driver hameg_hmo_driver_info = { |
06a3e78a | 820 | .name = "hameg-hmo", |
89280b1a | 821 | .longname = "Hameg HMO", |
06a3e78a | 822 | .api_version = 1, |
c2fdcc25 | 823 | .init = std_init, |
700d6b64 | 824 | .cleanup = std_cleanup, |
06a3e78a | 825 | .scan = scan, |
c01bf34c | 826 | .dev_list = std_dev_list, |
06a3e78a DJ |
827 | .dev_clear = dev_clear, |
828 | .config_get = config_get, | |
829 | .config_set = config_set, | |
830 | .config_list = config_list, | |
831 | .dev_open = dev_open, | |
832 | .dev_close = dev_close, | |
833 | .dev_acquisition_start = dev_acquisition_start, | |
834 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 835 | .context = NULL, |
06a3e78a | 836 | }; |
dd5c48a6 | 837 | SR_REGISTER_DEV_DRIVER(hameg_hmo_driver_info); |