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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012-2013 Uwe Hermann <uwe@hermann-uwe.de> | |
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 2 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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <stdlib.h> | |
22 | #include <string.h> | |
23 | #include "libsigrok.h" | |
24 | #include "libsigrok-internal.h" | |
25 | #include "protocol.h" | |
26 | ||
27 | #define UNI_T_UT_D04_NEW "1a86.e008" | |
28 | ||
29 | static const int32_t hwopts[] = { | |
30 | SR_CONF_CONN, | |
31 | }; | |
32 | ||
33 | static const int32_t hwcaps[] = { | |
34 | SR_CONF_MULTIMETER, | |
35 | SR_CONF_LIMIT_SAMPLES, | |
36 | SR_CONF_LIMIT_MSEC, | |
37 | SR_CONF_CONTINUOUS, | |
38 | }; | |
39 | ||
40 | SR_PRIV struct sr_dev_driver tecpel_dmm_8060_driver_info; | |
41 | SR_PRIV struct sr_dev_driver tecpel_dmm_8061_driver_info; | |
42 | SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info; | |
43 | SR_PRIV struct sr_dev_driver uni_t_ut61e_driver_info; | |
44 | SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info; | |
45 | SR_PRIV struct sr_dev_driver voltcraft_vc840_driver_info; | |
46 | ||
47 | SR_PRIV struct dmm_info udmms[] = { | |
48 | { | |
49 | "Tecpel", "DMM-8060", 2400, | |
50 | FS9721_PACKET_SIZE, NULL, | |
51 | sr_fs9721_packet_valid, sr_fs9721_parse, | |
52 | NULL, | |
53 | &tecpel_dmm_8060_driver_info, receive_data_TECPEL_DMM_8060, | |
54 | }, | |
55 | { | |
56 | "Tecpel", "DMM-8061", 2400, | |
57 | FS9721_PACKET_SIZE, NULL, | |
58 | sr_fs9721_packet_valid, sr_fs9721_parse, | |
59 | sr_fs9721_00_temp_c, | |
60 | &tecpel_dmm_8061_driver_info, receive_data_TECPEL_DMM_8061, | |
61 | }, | |
62 | { | |
63 | "UNI-T", "UT61D", 2400, | |
64 | FS9922_PACKET_SIZE, NULL, | |
65 | sr_fs9922_packet_valid, sr_fs9922_parse, | |
66 | NULL, | |
67 | &uni_t_ut61d_driver_info, receive_data_UNI_T_UT61D, | |
68 | }, | |
69 | { | |
70 | "UNI-T", "UT61E", 19230, | |
71 | ES51922_PACKET_SIZE, NULL, | |
72 | sr_es51922_packet_valid, sr_es51922_parse, | |
73 | NULL, | |
74 | &uni_t_ut61e_driver_info, receive_data_UNI_T_UT61E, | |
75 | }, | |
76 | { | |
77 | "Voltcraft", "VC-820", 2400, | |
78 | FS9721_PACKET_SIZE, NULL, | |
79 | sr_fs9721_packet_valid, sr_fs9721_parse, | |
80 | NULL, | |
81 | &voltcraft_vc820_driver_info, receive_data_VOLTCRAFT_VC820, | |
82 | }, | |
83 | { | |
84 | "Voltcraft", "VC-840", 2400, | |
85 | FS9721_PACKET_SIZE, NULL, | |
86 | sr_fs9721_packet_valid, sr_fs9721_parse, | |
87 | sr_fs9721_00_temp_c, | |
88 | &voltcraft_vc840_driver_info, receive_data_VOLTCRAFT_VC840, | |
89 | }, | |
90 | }; | |
91 | ||
92 | static int clear_instances(int dmm) | |
93 | { | |
94 | (void)dmm; | |
95 | ||
96 | /* TODO: Use common code later. */ | |
97 | ||
98 | return SR_OK; | |
99 | } | |
100 | ||
101 | static int hw_init(struct sr_context *sr_ctx, int dmm) | |
102 | { | |
103 | sr_dbg("Selected '%s' subdriver.", udmms[dmm].di->name); | |
104 | ||
105 | return std_hw_init(sr_ctx, udmms[dmm].di, DRIVER_LOG_DOMAIN); | |
106 | } | |
107 | ||
108 | static GSList *hw_scan(GSList *options, int dmm) | |
109 | { | |
110 | GSList *usb_devices, *devices, *l; | |
111 | struct sr_dev_inst *sdi; | |
112 | struct dev_context *devc; | |
113 | struct drv_context *drvc; | |
114 | struct sr_usb_dev_inst *usb; | |
115 | struct sr_config *src; | |
116 | struct sr_probe *probe; | |
117 | const char *conn; | |
118 | ||
119 | drvc = udmms[dmm].di->priv; | |
120 | ||
121 | conn = NULL; | |
122 | for (l = options; l; l = l->next) { | |
123 | src = l->data; | |
124 | switch (src->key) { | |
125 | case SR_CONF_CONN: | |
126 | conn = g_variant_get_string(src->data, NULL); | |
127 | break; | |
128 | } | |
129 | } | |
130 | if (!conn) | |
131 | conn = UNI_T_UT_D04_NEW; | |
132 | ||
133 | devices = NULL; | |
134 | if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) { | |
135 | g_slist_free_full(usb_devices, g_free); | |
136 | return NULL; | |
137 | } | |
138 | ||
139 | for (l = usb_devices; l; l = l->next) { | |
140 | usb = l->data; | |
141 | ||
142 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { | |
143 | sr_err("Device context malloc failed."); | |
144 | return NULL; | |
145 | } | |
146 | ||
147 | devc->first_run = TRUE; | |
148 | ||
149 | if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, | |
150 | udmms[dmm].vendor, udmms[dmm].device, NULL))) { | |
151 | sr_err("sr_dev_inst_new returned NULL."); | |
152 | return NULL; | |
153 | } | |
154 | sdi->priv = devc; | |
155 | sdi->driver = udmms[dmm].di; | |
156 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1"))) | |
157 | return NULL; | |
158 | sdi->probes = g_slist_append(sdi->probes, probe); | |
159 | ||
160 | sdi->inst_type = SR_INST_USB; | |
161 | sdi->conn = usb; | |
162 | ||
163 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
164 | devices = g_slist_append(devices, sdi); | |
165 | } | |
166 | ||
167 | return devices; | |
168 | } | |
169 | ||
170 | static GSList *hw_dev_list(int dmm) | |
171 | { | |
172 | return ((struct drv_context *)(udmms[dmm].di->priv))->instances; | |
173 | } | |
174 | ||
175 | static int hw_dev_open(struct sr_dev_inst *sdi, int dmm) | |
176 | { | |
177 | struct drv_context *drvc; | |
178 | struct sr_usb_dev_inst *usb; | |
179 | int ret; | |
180 | ||
181 | drvc = udmms[dmm].di->priv; | |
182 | usb = sdi->conn; | |
183 | ||
184 | if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) == SR_OK) | |
185 | sdi->status = SR_ST_ACTIVE; | |
186 | ||
187 | return ret; | |
188 | } | |
189 | ||
190 | static int hw_dev_close(struct sr_dev_inst *sdi) | |
191 | { | |
192 | (void)sdi; | |
193 | ||
194 | /* TODO */ | |
195 | ||
196 | sdi->status = SR_ST_INACTIVE; | |
197 | ||
198 | return SR_OK; | |
199 | } | |
200 | ||
201 | static int hw_cleanup(int dmm) | |
202 | { | |
203 | clear_instances(dmm); | |
204 | ||
205 | return SR_OK; | |
206 | } | |
207 | ||
208 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi) | |
209 | { | |
210 | struct dev_context *devc; | |
211 | ||
212 | devc = sdi->priv; | |
213 | ||
214 | switch (id) { | |
215 | case SR_CONF_LIMIT_MSEC: | |
216 | /* TODO: Not yet implemented. */ | |
217 | if (g_variant_get_uint64(data) == 0) { | |
218 | sr_err("Time limit cannot be 0."); | |
219 | return SR_ERR; | |
220 | } | |
221 | devc->limit_msec = g_variant_get_uint64(data); | |
222 | sr_dbg("Setting time limit to %" PRIu64 "ms.", | |
223 | devc->limit_msec); | |
224 | break; | |
225 | case SR_CONF_LIMIT_SAMPLES: | |
226 | if (g_variant_get_uint64(data) == 0) { | |
227 | sr_err("Sample limit cannot be 0."); | |
228 | return SR_ERR; | |
229 | } | |
230 | devc->limit_samples = g_variant_get_uint64(data); | |
231 | sr_dbg("Setting sample limit to %" PRIu64 ".", | |
232 | devc->limit_samples); | |
233 | break; | |
234 | default: | |
235 | return SR_ERR_NA; | |
236 | } | |
237 | ||
238 | return SR_OK; | |
239 | } | |
240 | ||
241 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi) | |
242 | { | |
243 | (void)sdi; | |
244 | ||
245 | switch (key) { | |
246 | case SR_CONF_SCAN_OPTIONS: | |
247 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
248 | hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); | |
249 | break; | |
250 | case SR_CONF_DEVICE_OPTIONS: | |
251 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
252 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
253 | break; | |
254 | default: | |
255 | return SR_ERR_NA; | |
256 | } | |
257 | ||
258 | return SR_OK; | |
259 | } | |
260 | ||
261 | static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, | |
262 | void *cb_data, int dmm) | |
263 | { | |
264 | struct dev_context *devc; | |
265 | ||
266 | devc = sdi->priv; | |
267 | ||
268 | devc->cb_data = cb_data; | |
269 | ||
270 | /* Send header packet to the session bus. */ | |
271 | std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN); | |
272 | ||
273 | sr_source_add(0, 0, 10 /* poll_timeout */, | |
274 | udmms[dmm].receive_data, (void *)sdi); | |
275 | ||
276 | return SR_OK; | |
277 | } | |
278 | ||
279 | static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) | |
280 | { | |
281 | struct sr_datafeed_packet packet; | |
282 | ||
283 | (void)sdi; | |
284 | ||
285 | sr_dbg("Stopping acquisition."); | |
286 | ||
287 | /* Send end packet to the session bus. */ | |
288 | sr_dbg("Sending SR_DF_END."); | |
289 | packet.type = SR_DF_END; | |
290 | sr_session_send(cb_data, &packet); | |
291 | ||
292 | /* TODO? */ | |
293 | sr_source_remove(0); | |
294 | ||
295 | return SR_OK; | |
296 | } | |
297 | ||
298 | /* Driver-specific API function wrappers */ | |
299 | #define HW_INIT(X) \ | |
300 | static int hw_init_##X(struct sr_context *sr_ctx) { return hw_init(sr_ctx, X); } | |
301 | #define HW_CLEANUP(X) \ | |
302 | static int hw_cleanup_##X(void) { return hw_cleanup(X); } | |
303 | #define HW_SCAN(X) \ | |
304 | static GSList *hw_scan_##X(GSList *options) { return hw_scan(options, X); } | |
305 | #define HW_DEV_LIST(X) \ | |
306 | static GSList *hw_dev_list_##X(void) { return hw_dev_list(X); } | |
307 | #define CLEAR_INSTANCES(X) \ | |
308 | static int clear_instances_##X(void) { return clear_instances(X); } | |
309 | #define HW_DEV_ACQUISITION_START(X) \ | |
310 | static int hw_dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \ | |
311 | void *cb_data) { return hw_dev_acquisition_start(sdi, cb_data, X); } | |
312 | #define HW_DEV_OPEN(X) \ | |
313 | static int hw_dev_open_##X(struct sr_dev_inst *sdi) { return hw_dev_open(sdi, X); } | |
314 | ||
315 | /* Driver structs and API function wrappers */ | |
316 | #define DRV(ID, ID_UPPER, NAME, LONGNAME) \ | |
317 | HW_INIT(ID_UPPER) \ | |
318 | HW_CLEANUP(ID_UPPER) \ | |
319 | HW_SCAN(ID_UPPER) \ | |
320 | HW_DEV_LIST(ID_UPPER) \ | |
321 | CLEAR_INSTANCES(ID_UPPER) \ | |
322 | HW_DEV_ACQUISITION_START(ID_UPPER) \ | |
323 | HW_DEV_OPEN(ID_UPPER) \ | |
324 | SR_PRIV struct sr_dev_driver ID##_driver_info = { \ | |
325 | .name = NAME, \ | |
326 | .longname = LONGNAME, \ | |
327 | .api_version = 1, \ | |
328 | .init = hw_init_##ID_UPPER, \ | |
329 | .cleanup = hw_cleanup_##ID_UPPER, \ | |
330 | .scan = hw_scan_##ID_UPPER, \ | |
331 | .dev_list = hw_dev_list_##ID_UPPER, \ | |
332 | .dev_clear = clear_instances_##ID_UPPER, \ | |
333 | .config_get = NULL, \ | |
334 | .config_set = config_set, \ | |
335 | .config_list = config_list, \ | |
336 | .dev_open = hw_dev_open_##ID_UPPER, \ | |
337 | .dev_close = hw_dev_close, \ | |
338 | .dev_acquisition_start = hw_dev_acquisition_start_##ID_UPPER, \ | |
339 | .dev_acquisition_stop = hw_dev_acquisition_stop, \ | |
340 | .priv = NULL, \ | |
341 | }; | |
342 | ||
343 | DRV(tecpel_dmm_8060, TECPEL_DMM_8060, "tecpel-dmm-8060", "Tecpel DMM-8060") | |
344 | DRV(tecpel_dmm_8061, TECPEL_DMM_8061, "tecpel-dmm-8061", "Tecpel DMM-8061") | |
345 | DRV(uni_t_ut61d, UNI_T_UT61D, "uni-t-ut61d", "UNI-T UT61D") | |
346 | DRV(uni_t_ut61e, UNI_T_UT61E, "uni-t-ut61e", "UNI-T UT61E") | |
347 | DRV(voltcraft_vc820, VOLTCRAFT_VC820, "voltcraft-vc820", "Voltcraft VC-820") | |
348 | DRV(voltcraft_vc840, VOLTCRAFT_VC840, "voltcraft-vc840", "Voltcraft VC-840") |