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Replace 'probe' with 'channel' in most places.
[libsigrok.git] / hardware / serial-dmm / api.c
CommitLineData
7dc55d93 1/*
50985c20 2 * This file is part of the libsigrok project.
7dc55d93
AG		 3 *
4 * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
5 * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
729b01f9 6 * Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
7dc55d93
AG		 7 *
8 * This program is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 */
21
7dc55d93
AG		 22#include <sys/types.h>
23#include <sys/stat.h>
24#include <fcntl.h>
25#include <string.h>
26#include <errno.h>
22f54192 27#include <glib.h>
bbabddbd
UH		 28#include "libsigrok.h"
29#include "libsigrok-internal.h"
30#include "protocol.h"
7dc55d93 31
ede25f4e 32static const int32_t hwopts[] = {
1953564a
BV		 33 SR_CONF_CONN,
34 SR_CONF_SERIALCOMM,
7dc55d93
AG		 35};
36
ede25f4e 37static const int32_t hwcaps[] = {
1953564a
BV		 38 SR_CONF_MULTIMETER,
39 SR_CONF_LIMIT_SAMPLES,
40 SR_CONF_LIMIT_MSEC,
41 SR_CONF_CONTINUOUS,
7dc55d93
AG		 42};
43
825da8b2 44SR_PRIV struct sr_dev_driver bbcgm_m2110_driver_info;
f086b830 45SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info;
729b01f9 46SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
ce3777ad 47SR_PRIV struct sr_dev_driver metex_me31_driver_info;
f0ac4929 48SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
5887c9cc 49SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
6dca2f16 50SR_PRIV struct sr_dev_driver va_va18b_driver_info;
d327972b 51SR_PRIV struct sr_dev_driver va_va40b_driver_info;
a53da082 52SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
88f544f2 53SR_PRIV struct sr_dev_driver metex_m4650cr_driver_info;
a376ffea 54SR_PRIV struct sr_dev_driver peaktech_4370_driver_info;
d4bd66a0 55SR_PRIV struct sr_dev_driver pce_pce_dm32_driver_info;
d5ce233f 56SR_PRIV struct sr_dev_driver radioshack_22_168_driver_info;
3864648b 57SR_PRIV struct sr_dev_driver radioshack_22_805_driver_info;
21829e67 58SR_PRIV struct sr_dev_driver radioshack_22_812_driver_info;
b38e08fb 59SR_PRIV struct sr_dev_driver tecpel_dmm_8061_ser_driver_info;
e83437ae 60SR_PRIV struct sr_dev_driver voltcraft_m3650cr_driver_info;
5f2a4aff 61SR_PRIV struct sr_dev_driver voltcraft_m3650d_driver_info;
2b83d7fe 62SR_PRIV struct sr_dev_driver voltcraft_m4650cr_driver_info;
1656e47d 63SR_PRIV struct sr_dev_driver voltcraft_me42_driver_info;
40830061 64SR_PRIV struct sr_dev_driver voltcraft_vc820_ser_driver_info;
6045b91a 65SR_PRIV struct sr_dev_driver voltcraft_vc830_ser_driver_info;
54d11221 66SR_PRIV struct sr_dev_driver voltcraft_vc840_ser_driver_info;
a7a163a7
FK		 67SR_PRIV struct sr_dev_driver uni_t_ut60a_ser_driver_info;
68SR_PRIV struct sr_dev_driver uni_t_ut60e_ser_driver_info;
4104ef81 69SR_PRIV struct sr_dev_driver uni_t_ut60g_ser_driver_info;
7cb69b18 70SR_PRIV struct sr_dev_driver uni_t_ut61b_ser_driver_info;
5f985df2 71SR_PRIV struct sr_dev_driver uni_t_ut61c_ser_driver_info;
ae3a59de 72SR_PRIV struct sr_dev_driver uni_t_ut61d_ser_driver_info;
986fde75 73SR_PRIV struct sr_dev_driver uni_t_ut61e_ser_driver_info;
df6b0f99 74SR_PRIV struct sr_dev_driver iso_tech_idm103n_driver_info;
2710cb53 75SR_PRIV struct sr_dev_driver tenma_72_7745_ser_driver_info;
d9e79c51 76SR_PRIV struct sr_dev_driver tenma_72_7750_ser_driver_info;
f086b830 77
729b01f9 78SR_PRIV struct dmm_info dmms[] = {
825da8b2
MH		 79 {
80 "BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,
81 BBCGM_M2110_PACKET_SIZE, NULL,
82 sr_m2110_packet_valid, sr_m2110_parse,
83 NULL,
84 &bbcgm_m2110_driver_info, receive_data_BBCGM_M2110,
85 },
f086b830 86 {
61bab807 87 "Digitek", "DT4000ZC", "2400/8n1/dtr=1", 2400,
ce3777ad
UH		 88 FS9721_PACKET_SIZE, NULL,
89 sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f 90 sr_fs9721_10_temp_c,
dccfe015 91 &digitek_dt4000zc_driver_info, receive_data_DIGITEK_DT4000ZC,
f086b830 92 },
729b01f9 93 {
61bab807 94 "TekPower", "TP4000ZC", "2400/8n1/dtr=1", 2400,
ce3777ad
UH		 95 FS9721_PACKET_SIZE, NULL,
96 sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f 97 sr_fs9721_10_temp_c,
dccfe015 98 &tekpower_tp4000zc_driver_info, receive_data_TEKPOWER_TP4000ZC,
729b01f9 99 },
ce3777ad
UH		 100 {
101 "Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
102 METEX14_PACKET_SIZE, sr_metex14_packet_request,
103 sr_metex14_packet_valid, sr_metex14_parse,
104 NULL,
dccfe015 105 &metex_me31_driver_info, receive_data_METEX_ME31,
ce3777ad 106 },
f0ac4929
UH		 107 {
108 "Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
109 METEX14_PACKET_SIZE, sr_metex14_packet_request,
110 sr_metex14_packet_valid, sr_metex14_parse,
111 NULL,
dccfe015 112 &peaktech_3410_driver_info, receive_data_PEAKTECH_3410,
f0ac4929 113 },
5887c9cc
UH		 114 {
115 "MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
116 METEX14_PACKET_SIZE, sr_metex14_packet_request,
117 sr_metex14_packet_valid, sr_metex14_parse,
118 NULL,
dccfe015 119 &mastech_mas345_driver_info, receive_data_MASTECH_MAS345,
5887c9cc 120 },
6dca2f16
UH		 121 {
122 "V&A", "VA18B", "2400/8n1", 2400,
123 FS9721_PACKET_SIZE, NULL,
124 sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f 125 sr_fs9721_01_temp_c,
dccfe015 126 &va_va18b_driver_info, receive_data_VA_VA18B,
6dca2f16 127 },
d327972b
UH		 128 {
129 "V&A", "VA40B", "2400/8n1", 2400,
130 FS9721_PACKET_SIZE, NULL,
131 sr_fs9721_packet_valid, sr_fs9721_parse,
132 sr_fs9721_max_c_min,
133 &va_va40b_driver_info, receive_data_VA_VA40B,
134 },
a53da082
UH		 135 {
136 "Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
137 METEX14_PACKET_SIZE, sr_metex14_packet_request,
138 sr_metex14_packet_valid, sr_metex14_parse,
139 NULL,
dccfe015 140 &metex_m3640d_driver_info, receive_data_METEX_M3640D,
a53da082 141 },
88f544f2
UH		 142 {
143 "Metex", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
144 METEX14_PACKET_SIZE, sr_metex14_packet_request,
145 sr_metex14_packet_valid, sr_metex14_parse,
146 NULL,
147 &metex_m4650cr_driver_info, receive_data_METEX_M4650CR,
148 },
a376ffea
UH		 149 {
150 "PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
151 METEX14_PACKET_SIZE, sr_metex14_packet_request,
152 sr_metex14_packet_valid, sr_metex14_parse,
153 NULL,
dccfe015 154 &peaktech_4370_driver_info, receive_data_PEAKTECH_4370,
a376ffea 155 },
d4bd66a0
UH		 156 {
157 "PCE", "PCE-DM32", "2400/8n1", 2400,
158 FS9721_PACKET_SIZE, NULL,
159 sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f 160 sr_fs9721_01_10_temp_f_c,
dccfe015 161 &pce_pce_dm32_driver_info, receive_data_PCE_PCE_DM32,
d4bd66a0 162 },
d5ce233f
AG		 163 {
164 "RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
165 METEX14_PACKET_SIZE, sr_metex14_packet_request,
166 sr_metex14_packet_valid, sr_metex14_parse,
167 NULL,
dccfe015 168 &radioshack_22_168_driver_info, receive_data_RADIOSHACK_22_168,
d5ce233f 169 },
3864648b
AG		 170 {
171 "RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
172 METEX14_PACKET_SIZE, sr_metex14_packet_request,
173 sr_metex14_packet_valid, sr_metex14_parse,
174 NULL,
175 &radioshack_22_805_driver_info, receive_data_RADIOSHACK_22_805,
176 },
21829e67
AG		 177 {
178 "RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
179 RS9LCD_PACKET_SIZE, NULL,
180 sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
181 NULL,
dccfe015 182 &radioshack_22_812_driver_info, receive_data_RADIOSHACK_22_812,
21829e67 183 },
b38e08fb
UH		 184 {
185 "Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
186 2400, FS9721_PACKET_SIZE, NULL,
187 sr_fs9721_packet_valid, sr_fs9721_parse,
188 sr_fs9721_00_temp_c,
189 &tecpel_dmm_8061_ser_driver_info,
190 receive_data_TECPEL_DMM_8061_SER,
191 },
e83437ae
MH		 192 {
193 "Voltcraft", "M-3650CR", "1200/7n2/rts=0/dtr=1", 1200,
194 METEX14_PACKET_SIZE, sr_metex14_packet_request,
195 sr_metex14_packet_valid, sr_metex14_parse,
196 NULL,
197 &voltcraft_m3650cr_driver_info, receive_data_VOLTCRAFT_M3650CR,
198 },
5f2a4aff
FS		 199 {
200 "Voltcraft", "M-3650D", "1200/7n2/rts=0/dtr=1", 1200,
201 METEX14_PACKET_SIZE, sr_metex14_packet_request,
202 sr_metex14_packet_valid, sr_metex14_parse,
203 NULL,
204 &voltcraft_m3650d_driver_info, receive_data_VOLTCRAFT_M3650D,
205 },
2b83d7fe
UH		 206 {
207 "Voltcraft", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
208 METEX14_PACKET_SIZE, sr_metex14_packet_request,
209 sr_metex14_packet_valid, sr_metex14_parse,
210 NULL,
211 &voltcraft_m4650cr_driver_info, receive_data_VOLTCRAFT_M4650CR,
212 },
1656e47d
MH		 213 {
214 "Voltcraft", "ME-42", "600/7n2/rts=0/dtr=1", 600,
215 METEX14_PACKET_SIZE, sr_metex14_packet_request,
216 sr_metex14_packet_valid, sr_metex14_parse,
217 NULL,
218 &voltcraft_me42_driver_info, receive_data_VOLTCRAFT_ME42,
219 },
40830061
UH		 220 {
221 "Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
222 2400, FS9721_PACKET_SIZE, NULL,
223 sr_fs9721_packet_valid, sr_fs9721_parse,
224 NULL,
14766619
UH		 225 &voltcraft_vc820_ser_driver_info,
226 receive_data_VOLTCRAFT_VC820_SER,
40830061 227 },
6045b91a 228 {
e52bb9be
UH		 229 /*
230 * Note: The VC830 doesn't set the 'volt' and 'diode' bits of
231 * the FS9922 protocol. Instead, it only sets the user-defined
232 * bit "z1" to indicate "diode mode" and "voltage".
233 */
6045b91a
UH		 234 "Voltcraft", "VC-830 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
235 2400, FS9922_PACKET_SIZE, NULL,
236 sr_fs9922_packet_valid, sr_fs9922_parse,
e52bb9be 237 &sr_fs9922_z1_diode,
6045b91a
UH		 238 &voltcraft_vc830_ser_driver_info,
239 receive_data_VOLTCRAFT_VC830_SER,
240 },
54d11221
UH		 241 {
242 "Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
243 2400, FS9721_PACKET_SIZE, NULL,
244 sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f 245 sr_fs9721_00_temp_c,
14766619
UH		 246 &voltcraft_vc840_ser_driver_info,
247 receive_data_VOLTCRAFT_VC840_SER,
54d11221 248 },
a7a163a7
FK		 249 {
250 "UNI-T", "UT60A (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
251 2400, FS9721_PACKET_SIZE, NULL,
252 sr_fs9721_packet_valid, sr_fs9721_parse,
253 NULL,
254 &uni_t_ut60a_ser_driver_info,
255 receive_data_UNI_T_UT60A_SER,
256 },
257 {
258 "UNI-T", "UT60E (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
259 2400, FS9721_PACKET_SIZE, NULL,
260 sr_fs9721_packet_valid, sr_fs9721_parse,
261 sr_fs9721_00_temp_c,
262 &uni_t_ut60e_ser_driver_info,
263 receive_data_UNI_T_UT60E_SER,
264 },
4104ef81
UH		 265 {
266 /* Note: ES51986 baudrate is actually 19230! */
267 "UNI-T", "UT60G (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
268 19200, ES519XX_11B_PACKET_SIZE, NULL,
269 sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
270 NULL,
271 &uni_t_ut60g_ser_driver_info, receive_data_UNI_T_UT60G_SER,
272 },
7cb69b18
UH		 273 {
274 "UNI-T", "UT61B (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
275 2400, FS9922_PACKET_SIZE, NULL,
276 sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
277 &uni_t_ut61b_ser_driver_info, receive_data_UNI_T_UT61B_SER,
278 },
5f985df2
UH		 279 {
280 "UNI-T", "UT61C (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
281 2400, FS9922_PACKET_SIZE, NULL,
282 sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
283 &uni_t_ut61c_ser_driver_info, receive_data_UNI_T_UT61C_SER,
284 },
ae3a59de
UH		 285 {
286 "UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
287 2400, FS9922_PACKET_SIZE, NULL,
288 sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
289 &uni_t_ut61d_ser_driver_info, receive_data_UNI_T_UT61D_SER,
290 },
986fde75
UH		 291 {
292 /* Note: ES51922 baudrate is actually 19230! */
293 "UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
d97824e5 294 19200, ES519XX_14B_PACKET_SIZE, NULL,
2710cb53
UH		 295 sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
296 NULL,
986fde75
UH		 297 &uni_t_ut61e_ser_driver_info, receive_data_UNI_T_UT61E_SER,
298 },
de737bfc
AJ		 299 {
300 "ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
301 2400, ES519XX_11B_PACKET_SIZE, NULL,
2710cb53
UH		 302 sr_es519xx_2400_11b_packet_valid, sr_es519xx_2400_11b_parse,
303 NULL,
df6b0f99 304 &iso_tech_idm103n_driver_info, receive_data_ISO_TECH_IDM103N,
de737bfc 305 },
2710cb53
UH		 306 {
307 "Tenma", "72-7745 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
308 2400, FS9721_PACKET_SIZE, NULL,
309 sr_fs9721_packet_valid, sr_fs9721_parse,
310 sr_fs9721_00_temp_c,
311 &tenma_72_7745_ser_driver_info, receive_data_TENMA_72_7745_SER,
312 },
d9e79c51
UH		 313 {
314 /* Note: ES51986 baudrate is actually 19230! */
315 "Tenma", "72-7750 (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
316 19200, ES519XX_11B_PACKET_SIZE, NULL,
317 sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
318 NULL,
319 &tenma_72_7750_ser_driver_info, receive_data_TENMA_72_7750_SER,
320 },
729b01f9 321};
7dc55d93 322
3b412e3a 323static int dev_clear(int dmm)
7dc55d93 324{
3f0513ba 325 return std_dev_clear(dmms[dmm].di, NULL);
7dc55d93
AG		 326}
327
6078d2c9 328static int init(struct sr_context *sr_ctx, int dmm)
7dc55d93 329{
06b7a8af 330 sr_dbg("Selected '%s' subdriver.", dmms[dmm].di->name);
729b01f9 331
f6beaac5 332 return std_init(sr_ctx, dmms[dmm].di, LOG_PREFIX);
7dc55d93
AG		 333}
334
6078d2c9 335static GSList *sdmm_scan(const char *conn, const char *serialcomm, int dmm)
7dc55d93
AG		 336{
337 struct sr_dev_inst *sdi;
338 struct drv_context *drvc;
339 struct dev_context *devc;
ba7dd8bb 340 struct sr_channel *ch;
d35afa87 341 struct sr_serial_dev_inst *serial;
7dc55d93 342 GSList *devices;
2546b05c
AG		 343 int dropped, ret;
344 size_t len;
345 uint8_t buf[128];
7dc55d93 346
d35afa87 347 if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
7dc55d93 348 return NULL;
d35afa87 349
ce3777ad 350 if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
7dc55d93 351 return NULL;
7dc55d93 352
22f54192 353 sr_info("Probing serial port %s.", conn);
7dc55d93 354
06b7a8af 355 drvc = dmms[dmm].di->priv;
7dc55d93 356 devices = NULL;
d35afa87 357 serial_flush(serial);
bbabddbd 358
ce3777ad
UH		 359 /* Request a packet if the DMM requires this. */
360 if (dmms[dmm].packet_request) {
361 if ((ret = dmms[dmm].packet_request(serial)) < 0) {
362 sr_err("Failed to request packet: %d.", ret);
363 return FALSE;
364 }
365 }
366
22f54192
UH		 367 /*
368 * There's no way to get an ID from the multimeter. It just sends data
369 * periodically (or upon request), so the best we can do is check if
370 * the packets match the expected format.
371 */
372
373 /* Let's get a bit of data and see if we can find a packet. */
374 len = sizeof(buf);
729b01f9 375 ret = serial_stream_detect(serial, buf, &len, dmms[dmm].packet_size,
124c548d 376 dmms[dmm].packet_valid, 3000,
729b01f9 377 dmms[dmm].baudrate);
2546b05c
AG		 378 if (ret != SR_OK)
379 goto scan_cleanup;
7dc55d93 380
2546b05c
AG		 381 /*
382 * If we dropped more than two packets worth of data, something is
383 * wrong. We shouldn't quit however, since the dropped bytes might be
384 * just zeroes at the beginning of the stream. Those can occur as a
22f54192
UH		 385 * combination of the nonstandard cable that ships with some devices
386 * and the serial port or USB to serial adapter.
2546b05c 387 */
729b01f9
UH		 388 dropped = len - dmms[dmm].packet_size;
389 if (dropped > 2 * dmms[dmm].packet_size)
6bef68a7 390 sr_warn("Had to drop too much data.");
7dc55d93 391
2546b05c 392 sr_info("Found device on port %s.", conn);
7dc55d93 393
729b01f9
UH		 394 if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, dmms[dmm].vendor,
395 dmms[dmm].device, "")))
2546b05c 396 goto scan_cleanup;
6bef68a7 397
2546b05c
AG		 398 if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
399 sr_err("Device context malloc failed.");
400 goto scan_cleanup;
7dc55d93
AG		 401 }
402
1e1bfcd0
UH		 403 sdi->inst_type = SR_INST_SERIAL;
404 sdi->conn = serial;
2546b05c
AG		 405
406 sdi->priv = devc;
06b7a8af 407 sdi->driver = dmms[dmm].di;
ba7dd8bb 408 if (!(ch = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
2546b05c 409 goto scan_cleanup;
ba7dd8bb 410 sdi->channels = g_slist_append(sdi->channels, ch);
2546b05c
AG		 411 drvc->instances = g_slist_append(drvc->instances, sdi);
412 devices = g_slist_append(devices, sdi);
413
414scan_cleanup:
d35afa87 415 serial_close(serial);
2546b05c 416
7dc55d93
AG		 417 return devices;
418}
419
6078d2c9 420static GSList *scan(GSList *options, int dmm)
7dc55d93 421{
1987b8d6 422 struct sr_config *src;
7dc55d93
AG		 423 GSList *l, *devices;
424 const char *conn, *serialcomm;
425
426 conn = serialcomm = NULL;
427 for (l = options; l; l = l->next) {
1987b8d6
BV		 428 src = l->data;
429 switch (src->key) {
1953564a 430 case SR_CONF_CONN:
ede25f4e 431 conn = g_variant_get_string(src->data, NULL);
7dc55d93 432 break;
1953564a 433 case SR_CONF_SERIALCOMM:
ede25f4e 434 serialcomm = g_variant_get_string(src->data, NULL);
7dc55d93
AG		 435 break;
436 }
437 }
438 if (!conn)
439 return NULL;
440
441 if (serialcomm) {
442 /* Use the provided comm specs. */
6078d2c9 443 devices = sdmm_scan(conn, serialcomm, dmm);
7dc55d93 444 } else {
d35afa87 445 /* Try the default. */
6078d2c9 446 devices = sdmm_scan(conn, dmms[dmm].conn, dmm);
7dc55d93
AG		 447 }
448
449 return devices;
450}
451
6078d2c9 452static GSList *dev_list(int dmm)
7dc55d93 453{
0e94d524 454 return ((struct drv_context *)(dmms[dmm].di->priv))->instances;
7dc55d93
AG		 455}
456
6078d2c9 457static int cleanup(int dmm)
7dc55d93 458{
3b412e3a 459 return dev_clear(dmm);
7dc55d93
AG		 460}
461
8f996b89 462static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi,
53b4680f 463 const struct sr_channel_group *cg)
7dc55d93
AG		 464{
465 struct dev_context *devc;
466
53b4680f 467 (void)cg;
8f996b89 468
7dc55d93 469 if (sdi->status != SR_ST_ACTIVE)
e73ffd42 470 return SR_ERR_DEV_CLOSED;
7dc55d93
AG		 471
472 if (!(devc = sdi->priv)) {
473 sr_err("sdi->priv was NULL.");
474 return SR_ERR_BUG;
475 }
476
035a1078 477 switch (id) {
1953564a 478 case SR_CONF_LIMIT_SAMPLES:
ede25f4e 479 devc->limit_samples = g_variant_get_uint64(data);
7dc55d93
AG		 480 sr_dbg("Setting sample limit to %" PRIu64 ".",
481 devc->limit_samples);
482 break;
1953564a 483 case SR_CONF_LIMIT_MSEC:
ede25f4e 484 devc->limit_msec = g_variant_get_uint64(data);
f9b9bd63
AG		 485 sr_dbg("Setting time limit to %" PRIu64 "ms.",
486 devc->limit_msec);
487 break;
7dc55d93 488 default:
bd6fbf62 489 return SR_ERR_NA;
7dc55d93
AG		 490 }
491
492 return SR_OK;
493}
494
8f996b89 495static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
53b4680f 496 const struct sr_channel_group *cg)
a1c743fc 497{
a1c743fc 498 (void)sdi;
53b4680f 499 (void)cg;
a1c743fc
BV		 500
501 switch (key) {
0d485e30 502 case SR_CONF_SCAN_OPTIONS:
ede25f4e
BV		 503 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
504 hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
0d485e30 505 break;
9a6517d1 506 case SR_CONF_DEVICE_OPTIONS:
ede25f4e
BV		 507 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
508 hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
9a6517d1 509 break;
a1c743fc 510 default:
bd6fbf62 511 return SR_ERR_NA;
a1c743fc
BV		 512 }
513
514 return SR_OK;
515}
516
6078d2c9 517static int dev_acquisition_start(const struct sr_dev_inst *sdi,
16b7b790 518 void *cb_data, int dmm)
7dc55d93 519{
7dc55d93 520 struct dev_context *devc;
1e1bfcd0 521 struct sr_serial_dev_inst *serial;
7dc55d93 522
e73ffd42
BV		 523 if (sdi->status != SR_ST_ACTIVE)
524 return SR_ERR_DEV_CLOSED;
525
7dc55d93
AG		 526 if (!(devc = sdi->priv)) {
527 sr_err("sdi->priv was NULL.");
528 return SR_ERR_BUG;
529 }
530
7dc55d93
AG		 531 devc->cb_data = cb_data;
532
bbabddbd
UH		 533 /*
534 * Reset the number of samples to take. If we've already collected our
7dc55d93 535 * quota, but we start a new session, and don't reset this, we'll just
bbabddbd
UH		 536 * quit without acquiring any new samples.
537 */
7dc55d93 538 devc->num_samples = 0;
f9b9bd63 539 devc->starttime = g_get_monotonic_time();
7dc55d93
AG		 540
541 /* Send header packet to the session bus. */
29a27196 542 std_session_send_df_header(cb_data, LOG_PREFIX);
7dc55d93 543
bbabddbd 544 /* Poll every 50ms, or whenever some data comes in. */
1e1bfcd0 545 serial = sdi->conn;
abc4b335 546 serial_source_add(serial, G_IO_IN, 50,
16b7b790 547 dmms[dmm].receive_data, (void *)sdi);
7dc55d93
AG		 548
549 return SR_OK;
550}
551
6078d2c9 552static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
7dc55d93 553{
d43b0908
BV		 554 return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close,
555 sdi->conn, LOG_PREFIX);
7dc55d93
AG		 556}
557
3098b390
AG		 558/* Driver-specific API function wrappers */
559#define HW_INIT(X) \
6078d2c9 560static int init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
3098b390 561#define HW_CLEANUP(X) \
6078d2c9 562static int cleanup_##X(void) { return cleanup(X); }
3098b390 563#define HW_SCAN(X) \
6078d2c9 564static GSList *scan_##X(GSList *options) { return scan(options, X); }
3098b390 565#define HW_DEV_LIST(X) \
6078d2c9 566static GSList *dev_list_##X(void) { return dev_list(X); }
3b412e3a
UH		 567#define HW_DEV_CLEAR(X) \
568static int dev_clear_##X(void) { return dev_clear(X); }
16b7b790 569#define HW_DEV_ACQUISITION_START(X) \
6078d2c9
UH		 570static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
571void *cb_data) { return dev_acquisition_start(sdi, cb_data, X); }
3098b390
AG		 572
573/* Driver structs and API function wrappers */
f1437c68 574#define DRV(ID, ID_UPPER, NAME, LONGNAME) \
3098b390
AG		 575HW_INIT(ID_UPPER) \
576HW_CLEANUP(ID_UPPER) \
577HW_SCAN(ID_UPPER) \
578HW_DEV_LIST(ID_UPPER) \
3b412e3a 579HW_DEV_CLEAR(ID_UPPER) \
16b7b790 580HW_DEV_ACQUISITION_START(ID_UPPER) \
f1437c68
UH		 581SR_PRIV struct sr_dev_driver ID##_driver_info = { \
582 .name = NAME, \
583 .longname = LONGNAME, \
584 .api_version = 1, \
6078d2c9
UH		 585 .init = init_##ID_UPPER, \
586 .cleanup = cleanup_##ID_UPPER, \
587 .scan = scan_##ID_UPPER, \
588 .dev_list = dev_list_##ID_UPPER, \
3b412e3a 589 .dev_clear = dev_clear_##ID_UPPER, \
6fab7b8f 590 .config_get = NULL, \
035a1078 591 .config_set = config_set, \
a1c743fc 592 .config_list = config_list, \
854434de 593 .dev_open = std_serial_dev_open, \
bf2c987f 594 .dev_close = std_serial_dev_close, \
6078d2c9
UH		 595 .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
596 .dev_acquisition_stop = dev_acquisition_stop, \
f1437c68 597 .priv = NULL, \
21829e67 598};
3098b390 599
825da8b2 600DRV(bbcgm_m2110, BBCGM_M2110, "bbcgm-m2110", "BBC Goertz Metrawatt M2110")
f1437c68
UH		 601DRV(digitek_dt4000zc, DIGITEK_DT4000ZC, "digitek-dt4000zc", "Digitek DT4000ZC")
602DRV(tekpower_tp4000zc, TEKPOWER_TP4000ZC, "tekpower-tp4000zc", "TekPower TP4000ZC")
603DRV(metex_me31, METEX_ME31, "metex-me31", "Metex ME-31")
604DRV(peaktech_3410, PEAKTECH_3410, "peaktech-3410", "PeakTech 3410")
605DRV(mastech_mas345, MASTECH_MAS345, "mastech-mas345", "MASTECH MAS345")
606DRV(va_va18b, VA_VA18B, "va-va18b", "V&A VA18B")
d327972b 607DRV(va_va40b, VA_VA40B, "va-va40b", "V&A VA40B")
f1437c68 608DRV(metex_m3640d, METEX_M3640D, "metex-m3640d", "Metex M-3640D")
88f544f2 609DRV(metex_m4650cr, METEX_M4650CR, "metex-m4650cr", "Metex M-4650CR")
f1437c68
UH		 610DRV(peaktech_4370, PEAKTECH_4370, "peaktech-4370", "PeakTech 4370")
611DRV(pce_pce_dm32, PCE_PCE_DM32, "pce-pce-dm32", "PCE PCE-DM32")
612DRV(radioshack_22_168, RADIOSHACK_22_168, "radioshack-22-168", "RadioShack 22-168")
3864648b 613DRV(radioshack_22_805, RADIOSHACK_22_805, "radioshack-22-805", "RadioShack 22-805")
f1437c68 614DRV(radioshack_22_812, RADIOSHACK_22_812, "radioshack-22-812", "RadioShack 22-812")
b38e08fb 615DRV(tecpel_dmm_8061_ser, TECPEL_DMM_8061_SER, "tecpel-dmm-8061-ser", "Tecpel DMM-8061 (UT-D02 cable)")
e83437ae 616DRV(voltcraft_m3650cr, VOLTCRAFT_M3650CR, "voltcraft-m3650cr", "Voltcraft M-3650CR")
5f2a4aff 617DRV(voltcraft_m3650d, VOLTCRAFT_M3650D, "voltcraft-m3650d", "Voltcraft M-3650D")
2b83d7fe 618DRV(voltcraft_m4650cr, VOLTCRAFT_M4650CR, "voltcraft-m4650cr", "Voltcraft M-4650CR")
1656e47d 619DRV(voltcraft_me42, VOLTCRAFT_ME42, "voltcraft-me42", "Voltcraft ME-42")
14766619 620DRV(voltcraft_vc820_ser, VOLTCRAFT_VC820_SER, "voltcraft-vc820-ser", "Voltcraft VC-820 (UT-D02 cable)")
6045b91a 621DRV(voltcraft_vc830_ser, VOLTCRAFT_VC830_SER, "voltcraft-vc830-ser", "Voltcraft VC-830 (UT-D02 cable)")
14766619 622DRV(voltcraft_vc840_ser, VOLTCRAFT_VC840_SER, "voltcraft-vc840-ser", "Voltcraft VC-840 (UT-D02 cable)")
a7a163a7
FK		 623DRV(uni_t_ut60a_ser, UNI_T_UT60A_SER, "uni-t-ut60a-ser", "UNI-T UT60A (UT-D02 cable)")
624DRV(uni_t_ut60e_ser, UNI_T_UT60E_SER, "uni-t-ut60e-ser", "UNI-T UT60E (UT-D02 cable)")
4104ef81 625DRV(uni_t_ut60g_ser, UNI_T_UT60G_SER, "uni-t-ut60g-ser", "UNI-T UT60G (UT-D02 cable)")
7cb69b18 626DRV(uni_t_ut61b_ser, UNI_T_UT61B_SER, "uni-t-ut61b-ser", "UNI-T UT61B (UT-D02 cable)")
5f985df2 627DRV(uni_t_ut61c_ser, UNI_T_UT61C_SER, "uni-t-ut61c-ser", "UNI-T UT61C (UT-D02 cable)")
ae3a59de 628DRV(uni_t_ut61d_ser, UNI_T_UT61D_SER, "uni-t-ut61d-ser", "UNI-T UT61D (UT-D02 cable)")
986fde75 629DRV(uni_t_ut61e_ser, UNI_T_UT61E_SER, "uni-t-ut61e-ser", "UNI-T UT61E (UT-D02 cable)")
df6b0f99 630DRV(iso_tech_idm103n, ISO_TECH_IDM103N, "iso-tech-idm103n", "ISO-TECH IDM103N")
2710cb53 631DRV(tenma_72_7745_ser, TENMA_72_7745_SER, "tenma-72-7745-ser", "Tenma 72-7745 (UT-D02 cable)")
d9e79c51 632DRV(tenma_72_7750_ser, TENMA_72_7750_SER, "tenma-72-7750-ser", "Tenma 72-7750 (UT-D02 cable)")
Hardware access and backend lib