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79081ec8 UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 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 | ||
388f9d3e UH |
27 | #define UNI_T_UT_D04_NEW "1a86.e008" |
28 | ||
7d93a62e | 29 | static const int32_t hwopts[] = { |
431ec7ca | 30 | SR_CONF_CONN, |
73365eae UH |
31 | }; |
32 | ||
7d93a62e | 33 | static const int32_t hwcaps[] = { |
1953564a BV |
34 | SR_CONF_MULTIMETER, |
35 | SR_CONF_LIMIT_SAMPLES, | |
36 | SR_CONF_LIMIT_MSEC, | |
37 | SR_CONF_CONTINUOUS, | |
79081ec8 UH |
38 | }; |
39 | ||
fdbcb86d | 40 | SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info; |
fdbcb86d | 41 | SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info; |
6ac5f892 UH |
42 | |
43 | static struct sr_dev_driver *di_ut61d = &uni_t_ut61d_driver_info; | |
fdbcb86d | 44 | static struct sr_dev_driver *di_vc820 = &voltcraft_vc820_driver_info; |
79081ec8 | 45 | |
6ac5f892 UH |
46 | /* After hw_init() this will point to a device-specific entry (see above). */ |
47 | static struct sr_dev_driver *di = NULL; | |
48 | ||
79081ec8 UH |
49 | static int clear_instances(void) |
50 | { | |
51 | /* TODO: Use common code later. */ | |
52 | ||
53 | return SR_OK; | |
54 | } | |
55 | ||
34f06b90 | 56 | static int hw_init(struct sr_context *sr_ctx, int dmm) |
79081ec8 | 57 | { |
fdbcb86d | 58 | if (dmm == UNI_T_UT61D) |
6ac5f892 | 59 | di = di_ut61d; |
fdbcb86d | 60 | else if (dmm == VOLTCRAFT_VC820) |
6ac5f892 | 61 | di = di_vc820; |
8c1adf37 | 62 | sr_dbg("Selected '%s' subdriver.", di->name); |
6ac5f892 | 63 | |
063e7aef | 64 | return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN); |
79081ec8 UH |
65 | } |
66 | ||
34f06b90 | 67 | static int hw_init_ut61d(struct sr_context *sr_ctx) |
fdbcb86d | 68 | { |
34f06b90 | 69 | return hw_init(sr_ctx, UNI_T_UT61D); |
fdbcb86d UH |
70 | } |
71 | ||
34f06b90 | 72 | static int hw_init_vc820(struct sr_context *sr_ctx) |
fdbcb86d | 73 | { |
34f06b90 | 74 | return hw_init(sr_ctx, VOLTCRAFT_VC820); |
fdbcb86d UH |
75 | } |
76 | ||
6ac5f892 | 77 | static GSList *hw_scan(GSList *options) |
79081ec8 | 78 | { |
388f9d3e | 79 | GSList *usb_devices, *devices, *l; |
79081ec8 | 80 | struct sr_dev_inst *sdi; |
41d9427f | 81 | struct dev_context *devc; |
79081ec8 | 82 | struct drv_context *drvc; |
388f9d3e | 83 | struct sr_usb_dev_inst *usb; |
431ec7ca | 84 | struct sr_config *src; |
41d9427f | 85 | struct sr_probe *probe; |
388f9d3e | 86 | const char *conn; |
79081ec8 UH |
87 | |
88 | (void)options; | |
89 | ||
6ac5f892 | 90 | drvc = di->priv; |
79081ec8 | 91 | |
388f9d3e UH |
92 | /* USB scan is always authoritative. */ |
93 | clear_instances(); | |
94 | ||
95 | conn = NULL; | |
96 | for (l = options; l; l = l->next) { | |
431ec7ca BV |
97 | src = l->data; |
98 | switch (src->key) { | |
99 | case SR_CONF_CONN: | |
7d93a62e | 100 | conn = g_variant_get_string(src->data, NULL); |
388f9d3e UH |
101 | break; |
102 | } | |
103 | } | |
104 | if (!conn) | |
105 | conn = UNI_T_UT_D04_NEW; | |
41d9427f | 106 | |
388f9d3e UH |
107 | devices = NULL; |
108 | if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) { | |
109 | g_slist_free_full(usb_devices, g_free); | |
79081ec8 | 110 | return NULL; |
388f9d3e | 111 | } |
79081ec8 | 112 | |
388f9d3e UH |
113 | for (l = usb_devices; l; l = l->next) { |
114 | usb = l->data; | |
41d9427f UH |
115 | |
116 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { | |
117 | sr_err("Device context malloc failed."); | |
118 | return NULL; | |
119 | } | |
120 | ||
388f9d3e | 121 | if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, |
41d9427f UH |
122 | di->longname, NULL, NULL))) { |
123 | sr_err("sr_dev_inst_new returned NULL."); | |
124 | return NULL; | |
125 | } | |
126 | sdi->priv = devc; | |
6ac5f892 | 127 | sdi->driver = di; |
41d9427f UH |
128 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1"))) |
129 | return NULL; | |
130 | sdi->probes = g_slist_append(sdi->probes, probe); | |
388f9d3e UH |
131 | |
132 | devc->usb = usb; | |
133 | ||
134 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
41d9427f | 135 | devices = g_slist_append(devices, sdi); |
79081ec8 UH |
136 | } |
137 | ||
138 | return devices; | |
139 | } | |
140 | ||
6ac5f892 | 141 | static GSList *hw_dev_list(void) |
79081ec8 | 142 | { |
0e94d524 | 143 | return ((struct drv_context *)(di->priv))->instances; |
79081ec8 UH |
144 | } |
145 | ||
146 | static int hw_dev_open(struct sr_dev_inst *sdi) | |
147 | { | |
388f9d3e | 148 | struct drv_context *drvc; |
41d9427f UH |
149 | struct dev_context *devc; |
150 | ||
388f9d3e | 151 | drvc = di->priv; |
41d9427f UH |
152 | devc = sdi->priv; |
153 | ||
388f9d3e | 154 | return sr_usb_open(drvc->sr_ctx->libusb_ctx, devc->usb); |
79081ec8 UH |
155 | } |
156 | ||
157 | static int hw_dev_close(struct sr_dev_inst *sdi) | |
158 | { | |
159 | (void)sdi; | |
160 | ||
161 | /* TODO */ | |
162 | ||
163 | return SR_OK; | |
164 | } | |
165 | ||
166 | static int hw_cleanup(void) | |
167 | { | |
168 | clear_instances(); | |
169 | ||
79081ec8 UH |
170 | return SR_OK; |
171 | } | |
172 | ||
7d93a62e | 173 | static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi) |
79081ec8 UH |
174 | { |
175 | struct dev_context *devc; | |
176 | ||
177 | devc = sdi->priv; | |
178 | ||
035a1078 | 179 | switch (id) { |
1953564a | 180 | case SR_CONF_LIMIT_MSEC: |
79081ec8 | 181 | /* TODO: Not yet implemented. */ |
7d93a62e | 182 | if (g_variant_get_uint64(data) == 0) { |
79081ec8 UH |
183 | sr_err("Time limit cannot be 0."); |
184 | return SR_ERR; | |
185 | } | |
7d93a62e | 186 | devc->limit_msec = g_variant_get_uint64(data); |
79081ec8 UH |
187 | sr_dbg("Setting time limit to %" PRIu64 "ms.", |
188 | devc->limit_msec); | |
189 | break; | |
1953564a | 190 | case SR_CONF_LIMIT_SAMPLES: |
7d93a62e | 191 | if (g_variant_get_uint64(data) == 0) { |
79081ec8 UH |
192 | sr_err("Sample limit cannot be 0."); |
193 | return SR_ERR; | |
194 | } | |
7d93a62e | 195 | devc->limit_samples = g_variant_get_uint64(data); |
79081ec8 UH |
196 | sr_dbg("Setting sample limit to %" PRIu64 ".", |
197 | devc->limit_samples); | |
198 | break; | |
199 | default: | |
bd6fbf62 | 200 | return SR_ERR_NA; |
79081ec8 UH |
201 | } |
202 | ||
203 | return SR_OK; | |
204 | } | |
205 | ||
7d93a62e | 206 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi) |
a1c743fc BV |
207 | { |
208 | ||
209 | (void)sdi; | |
210 | ||
211 | switch (key) { | |
0d485e30 | 212 | case SR_CONF_SCAN_OPTIONS: |
7d93a62e BV |
213 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
214 | hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); | |
0d485e30 | 215 | break; |
9a6517d1 | 216 | case SR_CONF_DEVICE_OPTIONS: |
7d93a62e BV |
217 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, |
218 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
9a6517d1 | 219 | break; |
a1c743fc | 220 | default: |
bd6fbf62 | 221 | return SR_ERR_NA; |
a1c743fc BV |
222 | } |
223 | ||
224 | return SR_OK; | |
225 | } | |
226 | ||
79081ec8 | 227 | static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, |
6ac5f892 | 228 | void *cb_data) |
79081ec8 | 229 | { |
79081ec8 UH |
230 | struct dev_context *devc; |
231 | ||
232 | devc = sdi->priv; | |
233 | ||
79081ec8 UH |
234 | devc->cb_data = cb_data; |
235 | ||
236 | /* Send header packet to the session bus. */ | |
4afdfd46 | 237 | std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN); |
79081ec8 | 238 | |
6ac5f892 | 239 | if (!strcmp(di->name, "uni-t-ut61d")) { |
fdbcb86d UH |
240 | sr_source_add(0, 0, 10 /* poll_timeout */, |
241 | uni_t_ut61d_receive_data, (void *)sdi); | |
6ac5f892 | 242 | } else if (!strcmp(di->name, "voltcraft-vc820")) { |
fdbcb86d UH |
243 | sr_source_add(0, 0, 10 /* poll_timeout */, |
244 | voltcraft_vc820_receive_data, (void *)sdi); | |
245 | } | |
79081ec8 UH |
246 | |
247 | return SR_OK; | |
248 | } | |
249 | ||
69b07d14 | 250 | static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
79081ec8 UH |
251 | { |
252 | struct sr_datafeed_packet packet; | |
253 | ||
254 | (void)sdi; | |
255 | ||
256 | sr_dbg("Stopping acquisition."); | |
257 | ||
258 | /* Send end packet to the session bus. */ | |
259 | sr_dbg("Sending SR_DF_END."); | |
260 | packet.type = SR_DF_END; | |
261 | sr_session_send(cb_data, &packet); | |
262 | ||
263 | /* TODO? */ | |
264 | sr_source_remove(0); | |
265 | ||
266 | return SR_OK; | |
267 | } | |
268 | ||
fdbcb86d UH |
269 | SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info = { |
270 | .name = "uni-t-ut61d", | |
271 | .longname = "UNI-T UT61D", | |
272 | .api_version = 1, | |
273 | .init = hw_init_ut61d, | |
274 | .cleanup = hw_cleanup, | |
6ac5f892 UH |
275 | .scan = hw_scan, |
276 | .dev_list = hw_dev_list, | |
fdbcb86d | 277 | .dev_clear = clear_instances, |
6fab7b8f | 278 | .config_get = NULL, |
035a1078 | 279 | .config_set = config_set, |
a1c743fc | 280 | .config_list = config_list, |
fdbcb86d UH |
281 | .dev_open = hw_dev_open, |
282 | .dev_close = hw_dev_close, | |
6ac5f892 | 283 | .dev_acquisition_start = hw_dev_acquisition_start, |
fdbcb86d UH |
284 | .dev_acquisition_stop = hw_dev_acquisition_stop, |
285 | .priv = NULL, | |
286 | }; | |
287 | ||
288 | SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info = { | |
289 | .name = "voltcraft-vc820", | |
290 | .longname = "Voltcraft VC-820", | |
79081ec8 | 291 | .api_version = 1, |
fdbcb86d | 292 | .init = hw_init_vc820, |
79081ec8 | 293 | .cleanup = hw_cleanup, |
6ac5f892 UH |
294 | .scan = hw_scan, |
295 | .dev_list = hw_dev_list, | |
79081ec8 | 296 | .dev_clear = clear_instances, |
6fab7b8f | 297 | .config_get = NULL, |
035a1078 | 298 | .config_set = config_set, |
a1c743fc | 299 | .config_list = config_list, |
79081ec8 UH |
300 | .dev_open = hw_dev_open, |
301 | .dev_close = hw_dev_close, | |
6ac5f892 | 302 | .dev_acquisition_start = hw_dev_acquisition_start, |
79081ec8 UH |
303 | .dev_acquisition_stop = hw_dev_acquisition_stop, |
304 | .priv = NULL, | |
305 | }; |