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Commit | Line | Data |
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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 | ||
ca28abd6 | 50 | static struct sr_dev_inst *hmo_probe_serial_device(struct sr_scpi_dev_inst *scpi) |
e9a62139 DJ |
51 | { |
52 | struct sr_dev_inst *sdi; | |
53 | struct dev_context *devc; | |
54 | struct sr_scpi_hw_info *hw_info; | |
e9a62139 DJ |
55 | |
56 | sdi = NULL; | |
57 | devc = NULL; | |
e9a62139 DJ |
58 | hw_info = NULL; |
59 | ||
e9a62139 DJ |
60 | if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) { |
61 | sr_info("Couldn't get IDN response."); | |
62 | goto fail; | |
63 | } | |
64 | ||
697fb6dd | 65 | if (std_str_idx_s(hw_info->manufacturer, ARRAY_AND_SIZE(manufacturers)) < 0) |
e9a62139 DJ |
66 | goto fail; |
67 | ||
aac29cc1 | 68 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
69 | sdi->vendor = g_strdup(hw_info->manufacturer); |
70 | sdi->model = g_strdup(hw_info->model); | |
71 | sdi->version = g_strdup(hw_info->firmware_version); | |
72 | sdi->serial_num = g_strdup(hw_info->serial_number); | |
4f840ce9 | 73 | sdi->driver = &hameg_hmo_driver_info; |
b33db61c SA |
74 | sdi->inst_type = SR_INST_SCPI; |
75 | sdi->conn = scpi; | |
b33db61c | 76 | |
e9a62139 DJ |
77 | sr_scpi_hw_info_free(hw_info); |
78 | hw_info = NULL; | |
79 | ||
f57d8ffe | 80 | devc = g_malloc0(sizeof(struct dev_context)); |
e9a62139 | 81 | |
e9a62139 | 82 | sdi->priv = devc; |
e9a62139 DJ |
83 | |
84 | if (hmo_init_device(sdi) != SR_OK) | |
85 | goto fail; | |
86 | ||
87 | return sdi; | |
88 | ||
89 | fail: | |
7b365c47 | 90 | sr_scpi_hw_info_free(hw_info); |
4bf93988 | 91 | sr_dev_inst_free(sdi); |
b1f83103 | 92 | g_free(devc); |
e9a62139 DJ |
93 | |
94 | return NULL; | |
95 | } | |
96 | ||
4f840ce9 | 97 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
06a3e78a | 98 | { |
41812aca | 99 | return sr_scpi_scan(di->context, options, hmo_probe_serial_device); |
06a3e78a DJ |
100 | } |
101 | ||
3553451f | 102 | static void clear_helper(struct dev_context *devc) |
13f2b9d7 | 103 | { |
719eff68 | 104 | hmo_scope_state_free(devc->model_state); |
13f2b9d7 DJ |
105 | g_free(devc->analog_groups); |
106 | g_free(devc->digital_groups); | |
13f2b9d7 DJ |
107 | } |
108 | ||
4f840ce9 | 109 | static int dev_clear(const struct sr_dev_driver *di) |
06a3e78a | 110 | { |
3553451f | 111 | return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper); |
06a3e78a DJ |
112 | } |
113 | ||
114 | static int dev_open(struct sr_dev_inst *sdi) | |
115 | { | |
6402c379 | 116 | if (sr_scpi_open(sdi->conn) != SR_OK) |
13f2b9d7 | 117 | return SR_ERR; |
06a3e78a | 118 | |
719eff68 | 119 | if (hmo_scope_state_get(sdi) != SR_OK) |
13f2b9d7 | 120 | return SR_ERR; |
06a3e78a | 121 | |
06a3e78a DJ |
122 | return SR_OK; |
123 | } | |
124 | ||
125 | static int dev_close(struct sr_dev_inst *sdi) | |
126 | { | |
f1ba6b4b | 127 | return sr_scpi_close(sdi->conn); |
06a3e78a DJ |
128 | } |
129 | ||
660e398f | 130 | static int check_channel_group(struct dev_context *devc, |
53b4680f | 131 | const struct sr_channel_group *cg) |
13f2b9d7 DJ |
132 | { |
133 | unsigned int i; | |
329733d9 | 134 | const struct scope_config *model; |
13f2b9d7 DJ |
135 | |
136 | model = devc->model_config; | |
137 | ||
53b4680f | 138 | if (!cg) |
61e77667 | 139 | return CG_NONE; |
13f2b9d7 | 140 | |
0a1f7b09 | 141 | for (i = 0; i < model->analog_channels; i++) |
562b7ae5 | 142 | if (cg == devc->analog_groups[i]) |
61e77667 | 143 | return CG_ANALOG; |
13f2b9d7 | 144 | |
0a1f7b09 | 145 | for (i = 0; i < model->digital_pods; i++) |
562b7ae5 | 146 | if (cg == devc->digital_groups[i]) |
61e77667 | 147 | return CG_DIGITAL; |
13f2b9d7 | 148 | |
660e398f | 149 | sr_err("Invalid channel group specified."); |
89280b1a | 150 | |
61e77667 | 151 | return CG_INVALID; |
13f2b9d7 DJ |
152 | } |
153 | ||
dd7a72ea UH |
154 | static int config_get(uint32_t key, GVariant **data, |
155 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
06a3e78a | 156 | { |
61e77667 | 157 | int ret, cg_type; |
13f2b9d7 | 158 | unsigned int i; |
13f2b9d7 | 159 | struct dev_context *devc; |
329733d9 | 160 | const struct scope_config *model; |
14a2f74d | 161 | struct scope_state *state; |
13f2b9d7 | 162 | |
709468ba | 163 | if (!sdi) |
13f2b9d7 DJ |
164 | return SR_ERR_ARG; |
165 | ||
709468ba UH |
166 | devc = sdi->priv; |
167 | ||
61e77667 | 168 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 | 169 | return SR_ERR; |
06a3e78a | 170 | |
13f2b9d7 DJ |
171 | ret = SR_ERR_NA; |
172 | model = devc->model_config; | |
14a2f74d | 173 | state = devc->model_state; |
06a3e78a | 174 | |
06a3e78a | 175 | switch (key) { |
bf622e6d | 176 | case SR_CONF_NUM_HDIV: |
13f2b9d7 DJ |
177 | *data = g_variant_new_int32(model->num_xdivs); |
178 | ret = SR_OK; | |
179 | break; | |
3fd2dca2 DJ |
180 | case SR_CONF_TIMEBASE: |
181 | *data = g_variant_new("(tt)", (*model->timebases)[state->timebase][0], | |
182 | (*model->timebases)[state->timebase][1]); | |
183 | ret = SR_OK; | |
184 | break; | |
13f2b9d7 | 185 | case SR_CONF_NUM_VDIV: |
61e77667 | 186 | if (cg_type == CG_NONE) { |
660e398f | 187 | return SR_ERR_CHANNEL_GROUP; |
61e77667 | 188 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 189 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 190 | if (cg != devc->analog_groups[i]) |
082972e8 UH |
191 | continue; |
192 | *data = g_variant_new_int32(model->num_ydivs); | |
193 | ret = SR_OK; | |
194 | break; | |
13f2b9d7 DJ |
195 | } |
196 | ||
3fd2dca2 DJ |
197 | } else { |
198 | ret = SR_ERR_NA; | |
199 | } | |
200 | break; | |
201 | case SR_CONF_VDIV: | |
61e77667 | 202 | if (cg_type == CG_NONE) { |
61e77667 UH |
203 | return SR_ERR_CHANNEL_GROUP; |
204 | } else if (cg_type == CG_ANALOG) { | |
0a1f7b09 | 205 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 206 | if (cg != devc->analog_groups[i]) |
3fd2dca2 DJ |
207 | continue; |
208 | *data = g_variant_new("(tt)", | |
209 | (*model->vdivs)[state->analog_channels[i].vdiv][0], | |
210 | (*model->vdivs)[state->analog_channels[i].vdiv][1]); | |
211 | ret = SR_OK; | |
212 | break; | |
213 | } | |
214 | ||
ccf14618 DJ |
215 | } else { |
216 | ret = SR_ERR_NA; | |
217 | } | |
218 | break; | |
219 | case SR_CONF_TRIGGER_SOURCE: | |
220 | *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); | |
221 | ret = SR_OK; | |
222 | break; | |
3fd2dca2 DJ |
223 | case SR_CONF_TRIGGER_SLOPE: |
224 | *data = g_variant_new_string((*model->trigger_slopes)[state->trigger_slope]); | |
225 | ret = SR_OK; | |
226 | break; | |
227 | case SR_CONF_HORIZ_TRIGGERPOS: | |
228 | *data = g_variant_new_double(state->horiz_triggerpos); | |
229 | ret = SR_OK; | |
230 | break; | |
ccf14618 | 231 | case SR_CONF_COUPLING: |
61e77667 | 232 | if (cg_type == CG_NONE) { |
660e398f | 233 | return SR_ERR_CHANNEL_GROUP; |
61e77667 | 234 | } else if (cg_type == CG_ANALOG) { |
0a1f7b09 | 235 | for (i = 0; i < model->analog_channels; i++) { |
562b7ae5 | 236 | if (cg != devc->analog_groups[i]) |
ccf14618 DJ |
237 | continue; |
238 | *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]); | |
239 | ret = SR_OK; | |
240 | break; | |
241 | } | |
242 | ||
13f2b9d7 DJ |
243 | } else { |
244 | ret = SR_ERR_NA; | |
245 | } | |
246 | break; | |
14a2f74d DJ |
247 | case SR_CONF_SAMPLERATE: |
248 | *data = g_variant_new_uint64(state->sample_rate); | |
249 | ret = SR_OK; | |
250 | break; | |
06a3e78a | 251 | default: |
13f2b9d7 | 252 | ret = SR_ERR_NA; |
06a3e78a DJ |
253 | } |
254 | ||
255 | return ret; | |
256 | } | |
257 | ||
dd7a72ea UH |
258 | static int config_set(uint32_t key, GVariant *data, |
259 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
06a3e78a | 260 | { |
697fb6dd | 261 | int ret, cg_type, idx; |
89280b1a | 262 | unsigned int i, j; |
965b463d | 263 | char command[MAX_COMMAND_SIZE], float_str[30]; |
13f2b9d7 | 264 | struct dev_context *devc; |
329733d9 | 265 | const struct scope_config *model; |
13f2b9d7 | 266 | struct scope_state *state; |
89280b1a | 267 | const char *tmp; |
89280b1a | 268 | double tmp_d; |
23e1ea7a | 269 | gboolean update_sample_rate; |
06a3e78a | 270 | |
b0baddef | 271 | if (!sdi) |
13f2b9d7 DJ |
272 | return SR_ERR_ARG; |
273 | ||
b0baddef UH |
274 | devc = sdi->priv; |
275 | ||
61e77667 | 276 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
13f2b9d7 DJ |
277 | return SR_ERR; |
278 | ||
279 | model = devc->model_config; | |
280 | state = devc->model_state; | |
23e1ea7a | 281 | update_sample_rate = FALSE; |
13f2b9d7 DJ |
282 | |
283 | ret = SR_ERR_NA; | |
06a3e78a | 284 | |
06a3e78a | 285 | switch (key) { |
13f2b9d7 DJ |
286 | case SR_CONF_LIMIT_FRAMES: |
287 | devc->frame_limit = g_variant_get_uint64(data); | |
288 | ret = SR_OK; | |
289 | break; | |
13f2b9d7 | 290 | case SR_CONF_TRIGGER_SOURCE: |
13f2b9d7 | 291 | tmp = g_variant_get_string(data, NULL); |
13f2b9d7 | 292 | for (i = 0; (*model->trigger_sources)[i]; i++) { |
082972e8 UH |
293 | if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0) |
294 | continue; | |
295 | state->trigger_source = i; | |
296 | g_snprintf(command, sizeof(command), | |
297 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SOURCE], | |
298 | (*model->trigger_sources)[i]); | |
13f2b9d7 | 299 | |
082972e8 UH |
300 | ret = sr_scpi_send(sdi->conn, command); |
301 | break; | |
13f2b9d7 | 302 | } |
89280b1a | 303 | break; |
13f2b9d7 | 304 | case SR_CONF_VDIV: |
87dc5410 | 305 | if (cg_type == CG_NONE) |
660e398f | 306 | return SR_ERR_CHANNEL_GROUP; |
697fb6dd UH |
307 | if ((idx = std_u64_tuple_idx(data, *model->vdivs, model->num_vdivs)) < 0) |
308 | return SR_ERR_ARG; | |
309 | for (j = 1; j <= model->analog_channels; j++) { | |
310 | if (cg != devc->analog_groups[j - 1]) | |
082972e8 | 311 | continue; |
697fb6dd UH |
312 | state->analog_channels[j - 1].vdiv = idx; |
313 | g_ascii_formatd(float_str, sizeof(float_str), "%E", | |
314 | (float) (*model->vdivs)[idx][0] / (*model->vdivs)[idx][1]); | |
315 | g_snprintf(command, sizeof(command), | |
316 | (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV], | |
317 | j, float_str); | |
318 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
319 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
320 | return SR_ERR; | |
082972e8 | 321 | break; |
13f2b9d7 | 322 | } |
697fb6dd | 323 | ret = SR_OK; |
89280b1a | 324 | break; |
13f2b9d7 | 325 | case SR_CONF_TIMEBASE: |
697fb6dd UH |
326 | if ((idx = std_u64_tuple_idx(data, *model->timebases, model->num_timebases)) < 0) |
327 | return SR_ERR_ARG; | |
328 | state->timebase = idx; | |
329 | g_ascii_formatd(float_str, sizeof(float_str), "%E", | |
330 | (float) (*model->timebases)[idx][0] / (*model->timebases)[idx][1]); | |
331 | g_snprintf(command, sizeof(command), | |
332 | (*model->scpi_dialect)[SCPI_CMD_SET_TIMEBASE], | |
333 | float_str); | |
334 | ret = sr_scpi_send(sdi->conn, command); | |
335 | update_sample_rate = TRUE; | |
89280b1a | 336 | break; |
13f2b9d7 | 337 | case SR_CONF_HORIZ_TRIGGERPOS: |
89280b1a | 338 | tmp_d = g_variant_get_double(data); |
13f2b9d7 | 339 | |
89280b1a | 340 | if (tmp_d < 0.0 || tmp_d > 1.0) |
13f2b9d7 DJ |
341 | return SR_ERR; |
342 | ||
422a1c0d DJ |
343 | state->horiz_triggerpos = tmp_d; |
344 | tmp_d = -(tmp_d - 0.5) * | |
345 | ((double) (*model->timebases)[state->timebase][0] / | |
346 | (*model->timebases)[state->timebase][1]) | |
347 | * model->num_xdivs; | |
348 | ||
349 | g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); | |
13f2b9d7 DJ |
350 | g_snprintf(command, sizeof(command), |
351 | (*model->scpi_dialect)[SCPI_CMD_SET_HORIZ_TRIGGERPOS], | |
422a1c0d | 352 | float_str); |
13f2b9d7 DJ |
353 | |
354 | ret = sr_scpi_send(sdi->conn, command); | |
89280b1a | 355 | break; |
13f2b9d7 | 356 | case SR_CONF_TRIGGER_SLOPE: |
ca9b9f48 | 357 | tmp = g_variant_get_string(data, NULL); |
e3abd15d SB |
358 | for (i = 0; (*model->trigger_slopes)[i]; i++) { |
359 | if (g_strcmp0(tmp, (*model->trigger_slopes)[i]) != 0) | |
360 | continue; | |
361 | state->trigger_slope = i; | |
362 | g_snprintf(command, sizeof(command), | |
363 | (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SLOPE], | |
364 | (*model->trigger_slopes)[i]); | |
13f2b9d7 | 365 | |
e3abd15d SB |
366 | ret = sr_scpi_send(sdi->conn, command); |
367 | break; | |
368 | } | |
89280b1a | 369 | break; |
13f2b9d7 | 370 | case SR_CONF_COUPLING: |
87dc5410 | 371 | if (cg_type == CG_NONE) |
660e398f | 372 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 DJ |
373 | |
374 | tmp = g_variant_get_string(data, NULL); | |
375 | ||
376 | for (i = 0; (*model->coupling_options)[i]; i++) { | |
082972e8 UH |
377 | if (strcmp(tmp, (*model->coupling_options)[i]) != 0) |
378 | continue; | |
0a1f7b09 | 379 | for (j = 1; j <= model->analog_channels; j++) { |
562b7ae5 | 380 | if (cg != devc->analog_groups[j - 1]) |
082972e8 UH |
381 | continue; |
382 | state->analog_channels[j-1].coupling = i; | |
13f2b9d7 | 383 | |
082972e8 UH |
384 | g_snprintf(command, sizeof(command), |
385 | (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING], | |
386 | j, tmp); | |
387 | ||
388 | if (sr_scpi_send(sdi->conn, command) != SR_OK || | |
389 | sr_scpi_get_opc(sdi->conn) != SR_OK) | |
390 | return SR_ERR; | |
13f2b9d7 DJ |
391 | break; |
392 | } | |
082972e8 UH |
393 | |
394 | ret = SR_OK; | |
395 | break; | |
13f2b9d7 | 396 | } |
89280b1a | 397 | break; |
06a3e78a DJ |
398 | default: |
399 | ret = SR_ERR_NA; | |
13f2b9d7 | 400 | break; |
06a3e78a DJ |
401 | } |
402 | ||
13f2b9d7 DJ |
403 | if (ret == SR_OK) |
404 | ret = sr_scpi_get_opc(sdi->conn); | |
405 | ||
23e1ea7a DJ |
406 | if (ret == SR_OK && update_sample_rate) |
407 | ret = hmo_update_sample_rate(sdi); | |
408 | ||
06a3e78a DJ |
409 | return ret; |
410 | } | |
411 | ||
dd7a72ea UH |
412 | static int config_list(uint32_t key, GVariant **data, |
413 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
06a3e78a | 414 | { |
6ec3ef9b AJ |
415 | int cg_type = CG_NONE; |
416 | struct dev_context *devc = NULL; | |
329733d9 | 417 | const struct scope_config *model = NULL; |
13f2b9d7 | 418 | |
4d399734 UH |
419 | if (sdi) { |
420 | devc = sdi->priv; | |
6ec3ef9b AJ |
421 | if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID) |
422 | return SR_ERR; | |
13f2b9d7 | 423 | |
6ec3ef9b AJ |
424 | model = devc->model_config; |
425 | } | |
06a3e78a | 426 | |
06a3e78a | 427 | switch (key) { |
226363c4 | 428 | case SR_CONF_SCAN_OPTIONS: |
53012da6 | 429 | *data = std_gvar_array_u32(ARRAY_AND_SIZE(scanopts)); |
226363c4 | 430 | break; |
13f2b9d7 | 431 | case SR_CONF_DEVICE_OPTIONS: |
61e77667 | 432 | if (cg_type == CG_NONE) { |
6ec3ef9b | 433 | if (model) |
105df674 | 434 | *data = std_gvar_array_u32((const uint32_t *)model->devopts, model->num_devopts); |
6ec3ef9b | 435 | else |
53012da6 | 436 | *data = std_gvar_array_u32(ARRAY_AND_SIZE(drvopts)); |
61e77667 | 437 | } else if (cg_type == CG_ANALOG) { |
105df674 | 438 | *data = std_gvar_array_u32((const uint32_t *)model->devopts_cg_analog, model->num_devopts_cg_analog); |
13f2b9d7 | 439 | } else { |
105df674 | 440 | *data = std_gvar_array_u32(NULL, 0); |
13f2b9d7 DJ |
441 | } |
442 | break; | |
13f2b9d7 | 443 | case SR_CONF_COUPLING: |
61e77667 | 444 | if (cg_type == CG_NONE) |
660e398f | 445 | return SR_ERR_CHANNEL_GROUP; |
13f2b9d7 | 446 | *data = g_variant_new_strv(*model->coupling_options, |
89280b1a | 447 | g_strv_length((char **)*model->coupling_options)); |
13f2b9d7 | 448 | break; |
13f2b9d7 | 449 | case SR_CONF_TRIGGER_SOURCE: |
6ec3ef9b AJ |
450 | if (!model) |
451 | return SR_ERR_ARG; | |
13f2b9d7 | 452 | *data = g_variant_new_strv(*model->trigger_sources, |
89280b1a | 453 | g_strv_length((char **)*model->trigger_sources)); |
13f2b9d7 | 454 | break; |
bbabdaf1 | 455 | case SR_CONF_TRIGGER_SLOPE: |
6ec3ef9b AJ |
456 | if (!model) |
457 | return SR_ERR_ARG; | |
bbabdaf1 DJ |
458 | *data = g_variant_new_strv(*model->trigger_slopes, |
459 | g_strv_length((char **)*model->trigger_slopes)); | |
460 | break; | |
13f2b9d7 | 461 | case SR_CONF_TIMEBASE: |
6ec3ef9b AJ |
462 | if (!model) |
463 | return SR_ERR_ARG; | |
58ffcf97 | 464 | *data = std_gvar_tuple_array(*model->timebases, model->num_timebases); |
13f2b9d7 | 465 | break; |
13f2b9d7 | 466 | case SR_CONF_VDIV: |
61e77667 | 467 | if (cg_type == CG_NONE) |
660e398f | 468 | return SR_ERR_CHANNEL_GROUP; |
58ffcf97 | 469 | *data = std_gvar_tuple_array(*model->vdivs, model->num_vdivs); |
13f2b9d7 | 470 | break; |
06a3e78a DJ |
471 | default: |
472 | return SR_ERR_NA; | |
473 | } | |
474 | ||
13f2b9d7 | 475 | return SR_OK; |
06a3e78a DJ |
476 | } |
477 | ||
13f2b9d7 | 478 | SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi) |
06a3e78a | 479 | { |
13f2b9d7 | 480 | char command[MAX_COMMAND_SIZE]; |
ba7dd8bb | 481 | struct sr_channel *ch; |
13f2b9d7 | 482 | struct dev_context *devc; |
329733d9 | 483 | const struct scope_config *model; |
13f2b9d7 DJ |
484 | |
485 | devc = sdi->priv; | |
486 | model = devc->model_config; | |
487 | ||
ba7dd8bb | 488 | ch = devc->current_channel->data; |
13f2b9d7 | 489 | |
ba7dd8bb | 490 | switch (ch->type) { |
3f239f08 | 491 | case SR_CHANNEL_ANALOG: |
13f2b9d7 DJ |
492 | g_snprintf(command, sizeof(command), |
493 | (*model->scpi_dialect)[SCPI_CMD_GET_ANALOG_DATA], | |
65a6794e GS |
494 | #ifdef WORDS_BIGENDIAN |
495 | "MSBF", | |
496 | #else | |
497 | "LSBF", | |
498 | #endif | |
ba7dd8bb | 499 | ch->index + 1); |
13f2b9d7 | 500 | break; |
3f239f08 | 501 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
502 | g_snprintf(command, sizeof(command), |
503 | (*model->scpi_dialect)[SCPI_CMD_GET_DIG_DATA], | |
ba7dd8bb | 504 | ch->index < 8 ? 1 : 2); |
13f2b9d7 DJ |
505 | break; |
506 | default: | |
ba7dd8bb | 507 | sr_err("Invalid channel type."); |
13f2b9d7 DJ |
508 | break; |
509 | } | |
510 | ||
511 | return sr_scpi_send(sdi->conn, command); | |
512 | } | |
513 | ||
ba7dd8bb | 514 | static int hmo_check_channels(GSList *channels) |
13f2b9d7 DJ |
515 | { |
516 | GSList *l; | |
ba7dd8bb | 517 | struct sr_channel *ch; |
4889acef GS |
518 | gboolean enabled_chan[MAX_ANALOG_CHANNEL_COUNT]; |
519 | gboolean enabled_pod[MAX_DIGITAL_GROUP_COUNT]; | |
520 | size_t idx; | |
521 | ||
522 | /* Preset "not enabled" for all channels / pods. */ | |
523 | for (idx = 0; idx < ARRAY_SIZE(enabled_chan); idx++) | |
524 | enabled_chan[idx] = FALSE; | |
525 | for (idx = 0; idx < ARRAY_SIZE(enabled_pod); idx++) | |
526 | enabled_pod[idx] = FALSE; | |
527 | ||
528 | /* | |
529 | * Determine which channels / pods are required for the caller's | |
530 | * specified configuration. | |
531 | */ | |
ba7dd8bb UH |
532 | for (l = channels; l; l = l->next) { |
533 | ch = l->data; | |
534 | switch (ch->type) { | |
3f239f08 | 535 | case SR_CHANNEL_ANALOG: |
4889acef GS |
536 | idx = ch->index; |
537 | if (idx < ARRAY_SIZE(enabled_chan)) | |
538 | enabled_chan[idx] = TRUE; | |
13f2b9d7 | 539 | break; |
3f239f08 | 540 | case SR_CHANNEL_LOGIC: |
4889acef GS |
541 | idx = ch->index / 8; |
542 | if (idx < ARRAY_SIZE(enabled_pod)) | |
543 | enabled_pod[idx] = TRUE; | |
13f2b9d7 | 544 | break; |
13f2b9d7 DJ |
545 | default: |
546 | return SR_ERR; | |
547 | } | |
548 | } | |
549 | ||
4889acef GS |
550 | /* |
551 | * Check for resource conflicts. Some channels can be either | |
552 | * analog or digital, but never both at the same time. | |
553 | * | |
554 | * Note that the constraints might depend on the specific model. | |
555 | * These tests might need some adjustment when support for more | |
556 | * models gets added to the driver. | |
557 | */ | |
558 | if (enabled_pod[0] && enabled_chan[2]) | |
559 | return SR_ERR; | |
560 | if (enabled_pod[1] && enabled_chan[3]) | |
13f2b9d7 | 561 | return SR_ERR; |
13f2b9d7 DJ |
562 | return SR_OK; |
563 | } | |
564 | ||
ba7dd8bb | 565 | static int hmo_setup_channels(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
566 | { |
567 | GSList *l; | |
568 | unsigned int i; | |
23e1ea7a | 569 | gboolean *pod_enabled, setup_changed; |
13f2b9d7 | 570 | char command[MAX_COMMAND_SIZE]; |
13f2b9d7 | 571 | struct scope_state *state; |
329733d9 | 572 | const struct scope_config *model; |
ba7dd8bb | 573 | struct sr_channel *ch; |
13f2b9d7 | 574 | struct dev_context *devc; |
23f43dff | 575 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 DJ |
576 | |
577 | devc = sdi->priv; | |
23f43dff | 578 | scpi = sdi->conn; |
13f2b9d7 DJ |
579 | state = devc->model_state; |
580 | model = devc->model_config; | |
23e1ea7a | 581 | setup_changed = FALSE; |
13f2b9d7 DJ |
582 | |
583 | pod_enabled = g_try_malloc0(sizeof(gboolean) * model->digital_pods); | |
584 | ||
ba7dd8bb UH |
585 | for (l = sdi->channels; l; l = l->next) { |
586 | ch = l->data; | |
587 | switch (ch->type) { | |
3f239f08 | 588 | case SR_CHANNEL_ANALOG: |
ba7dd8bb | 589 | if (ch->enabled == state->analog_channels[ch->index].state) |
082972e8 UH |
590 | break; |
591 | g_snprintf(command, sizeof(command), | |
592 | (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE], | |
ba7dd8bb | 593 | ch->index + 1, ch->enabled); |
13f2b9d7 | 594 | |
23f43dff | 595 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 596 | return SR_ERR; |
ba7dd8bb | 597 | state->analog_channels[ch->index].state = ch->enabled; |
23e1ea7a | 598 | setup_changed = TRUE; |
89280b1a | 599 | break; |
3f239f08 | 600 | case SR_CHANNEL_LOGIC: |
13f2b9d7 DJ |
601 | /* |
602 | * A digital POD needs to be enabled for every group of | |
ba7dd8bb | 603 | * 8 channels. |
13f2b9d7 | 604 | */ |
ba7dd8bb UH |
605 | if (ch->enabled) |
606 | pod_enabled[ch->index < 8 ? 0 : 1] = TRUE; | |
13f2b9d7 | 607 | |
ba7dd8bb | 608 | if (ch->enabled == state->digital_channels[ch->index]) |
082972e8 UH |
609 | break; |
610 | g_snprintf(command, sizeof(command), | |
611 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE], | |
ba7dd8bb | 612 | ch->index, ch->enabled); |
13f2b9d7 | 613 | |
23f43dff | 614 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 | 615 | return SR_ERR; |
13f2b9d7 | 616 | |
ba7dd8bb | 617 | state->digital_channels[ch->index] = ch->enabled; |
23e1ea7a | 618 | setup_changed = TRUE; |
89280b1a | 619 | break; |
13f2b9d7 DJ |
620 | default: |
621 | return SR_ERR; | |
622 | } | |
623 | } | |
624 | ||
0a1f7b09 | 625 | for (i = 1; i <= model->digital_pods; i++) { |
082972e8 UH |
626 | if (state->digital_pods[i - 1] == pod_enabled[i - 1]) |
627 | continue; | |
628 | g_snprintf(command, sizeof(command), | |
629 | (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE], | |
630 | i, pod_enabled[i - 1]); | |
23f43dff | 631 | if (sr_scpi_send(scpi, command) != SR_OK) |
082972e8 UH |
632 | return SR_ERR; |
633 | state->digital_pods[i - 1] = pod_enabled[i - 1]; | |
23e1ea7a | 634 | setup_changed = TRUE; |
13f2b9d7 DJ |
635 | } |
636 | ||
637 | g_free(pod_enabled); | |
638 | ||
23e1ea7a DJ |
639 | if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK) |
640 | return SR_ERR; | |
641 | ||
13f2b9d7 DJ |
642 | return SR_OK; |
643 | } | |
644 | ||
695dc859 | 645 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
13f2b9d7 DJ |
646 | { |
647 | GSList *l; | |
1b0f62df | 648 | gboolean digital_added[MAX_DIGITAL_GROUP_COUNT]; |
e06875b2 | 649 | size_t group, pod_count; |
ba7dd8bb | 650 | struct sr_channel *ch; |
13f2b9d7 | 651 | struct dev_context *devc; |
23f43dff | 652 | struct sr_scpi_dev_inst *scpi; |
40a75c8e | 653 | int ret; |
06a3e78a | 654 | |
23f43dff | 655 | scpi = sdi->conn; |
13f2b9d7 | 656 | devc = sdi->priv; |
13f2b9d7 | 657 | |
1b0f62df GS |
658 | /* Preset empty results. */ |
659 | for (group = 0; group < ARRAY_SIZE(digital_added); group++) | |
660 | digital_added[group] = FALSE; | |
db81fbb5 SA |
661 | g_slist_free(devc->enabled_channels); |
662 | devc->enabled_channels = NULL; | |
663 | ||
1b0f62df | 664 | /* |
e06875b2 GS |
665 | * Contruct the list of enabled channels. Determine the highest |
666 | * number of digital pods involved in the acquisition. | |
1b0f62df | 667 | */ |
e06875b2 | 668 | pod_count = 0; |
ba7dd8bb UH |
669 | for (l = sdi->channels; l; l = l->next) { |
670 | ch = l->data; | |
671 | if (!ch->enabled) | |
082972e8 | 672 | continue; |
1b0f62df GS |
673 | /* Only add a single digital channel per group (pod). */ |
674 | group = ch->index / 8; | |
675 | if (ch->type != SR_CHANNEL_LOGIC || !digital_added[group]) { | |
ba7dd8bb UH |
676 | devc->enabled_channels = g_slist_append( |
677 | devc->enabled_channels, ch); | |
e06875b2 | 678 | if (ch->type == SR_CHANNEL_LOGIC) { |
1b0f62df | 679 | digital_added[group] = TRUE; |
e06875b2 GS |
680 | if (pod_count < group + 1) |
681 | pod_count = group + 1; | |
682 | } | |
13f2b9d7 DJ |
683 | } |
684 | } | |
ba7dd8bb | 685 | if (!devc->enabled_channels) |
13f2b9d7 | 686 | return SR_ERR; |
e06875b2 GS |
687 | devc->pod_count = pod_count; |
688 | devc->logic_data = NULL; | |
13f2b9d7 | 689 | |
1b0f62df GS |
690 | /* |
691 | * Check constraints. Some channels can be either analog or | |
692 | * digital, but not both at the same time. | |
693 | */ | |
ba7dd8bb UH |
694 | if (hmo_check_channels(devc->enabled_channels) != SR_OK) { |
695 | sr_err("Invalid channel configuration specified!"); | |
40a75c8e GS |
696 | ret = SR_ERR_NA; |
697 | goto free_enabled; | |
13f2b9d7 DJ |
698 | } |
699 | ||
1b0f62df GS |
700 | /* |
701 | * Configure the analog and digital channels and the | |
702 | * corresponding digital pods. | |
703 | */ | |
ba7dd8bb UH |
704 | if (hmo_setup_channels(sdi) != SR_OK) { |
705 | sr_err("Failed to setup channel configuration!"); | |
40a75c8e GS |
706 | ret = SR_ERR; |
707 | goto free_enabled; | |
13f2b9d7 DJ |
708 | } |
709 | ||
1b0f62df GS |
710 | /* |
711 | * Start acquisition on the first enabled channel. The | |
712 | * receive routine will continue driving the acquisition. | |
713 | */ | |
102f1239 BV |
714 | sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50, |
715 | hmo_receive_data, (void *)sdi); | |
13f2b9d7 | 716 | |
bee2b016 | 717 | std_session_send_df_header(sdi); |
13f2b9d7 | 718 | |
ba7dd8bb | 719 | devc->current_channel = devc->enabled_channels; |
13f2b9d7 DJ |
720 | |
721 | return hmo_request_data(sdi); | |
40a75c8e GS |
722 | |
723 | free_enabled: | |
724 | g_slist_free(devc->enabled_channels); | |
725 | devc->enabled_channels = NULL; | |
726 | return ret; | |
06a3e78a DJ |
727 | } |
728 | ||
695dc859 | 729 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
06a3e78a | 730 | { |
13f2b9d7 | 731 | struct dev_context *devc; |
23f43dff | 732 | struct sr_scpi_dev_inst *scpi; |
13f2b9d7 | 733 | |
bee2b016 | 734 | std_session_send_df_end(sdi); |
66e3219d | 735 | |
13f2b9d7 DJ |
736 | devc = sdi->priv; |
737 | ||
ef1a346b | 738 | devc->num_frames = 0; |
ba7dd8bb UH |
739 | g_slist_free(devc->enabled_channels); |
740 | devc->enabled_channels = NULL; | |
23f43dff | 741 | scpi = sdi->conn; |
102f1239 | 742 | sr_scpi_source_remove(sdi->session, scpi); |
06a3e78a DJ |
743 | |
744 | return SR_OK; | |
745 | } | |
746 | ||
dd5c48a6 | 747 | static struct sr_dev_driver hameg_hmo_driver_info = { |
06a3e78a | 748 | .name = "hameg-hmo", |
89280b1a | 749 | .longname = "Hameg HMO", |
06a3e78a | 750 | .api_version = 1, |
c2fdcc25 | 751 | .init = std_init, |
700d6b64 | 752 | .cleanup = std_cleanup, |
06a3e78a | 753 | .scan = scan, |
c01bf34c | 754 | .dev_list = std_dev_list, |
06a3e78a DJ |
755 | .dev_clear = dev_clear, |
756 | .config_get = config_get, | |
757 | .config_set = config_set, | |
758 | .config_list = config_list, | |
759 | .dev_open = dev_open, | |
760 | .dev_close = dev_close, | |
761 | .dev_acquisition_start = dev_acquisition_start, | |
762 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 763 | .context = NULL, |
06a3e78a | 764 | }; |
dd5c48a6 | 765 | SR_REGISTER_DEV_DRIVER(hameg_hmo_driver_info); |