2 * This file is part of the libsigrok project.
4 * Copyright (C) 2012-2013 Uwe Hermann <uwe@hermann-uwe.de>
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.
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.
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
23 #include "libsigrok.h"
24 #include "libsigrok-internal.h"
27 #define UNI_T_UT_D04_NEW "1a86.e008"
29 static const int32_t hwopts[] = {
33 static const int32_t hwcaps[] = {
35 SR_CONF_LIMIT_SAMPLES,
40 SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info;
41 SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info;
43 SR_PRIV struct dmm_info udmms[] = {
45 "UNI-T", "UT61D", 19230,
46 FS9922_PACKET_SIZE, NULL,
47 sr_fs9922_packet_valid, sr_fs9922_parse,
49 &uni_t_ut61d_driver_info, receive_data_UNI_T_UT61D,
52 "Voltcraft", "VC-820", 2400,
53 FS9721_PACKET_SIZE, NULL,
54 sr_fs9721_packet_valid, sr_fs9721_parse,
56 &voltcraft_vc820_driver_info, receive_data_VOLTCRAFT_VC820,
60 static int clear_instances(int dmm)
64 /* TODO: Use common code later. */
69 static int hw_init(struct sr_context *sr_ctx, int dmm)
71 sr_dbg("Selected '%s' subdriver.", udmms[dmm].di->name);
73 return std_hw_init(sr_ctx, udmms[dmm].di, DRIVER_LOG_DOMAIN);
76 static GSList *hw_scan(GSList *options, int dmm)
78 GSList *usb_devices, *devices, *l;
79 struct sr_dev_inst *sdi;
80 struct dev_context *devc;
81 struct drv_context *drvc;
82 struct sr_usb_dev_inst *usb;
83 struct sr_config *src;
84 struct sr_probe *probe;
87 drvc = udmms[dmm].di->priv;
90 for (l = options; l; l = l->next) {
94 conn = g_variant_get_string(src->data, NULL);
99 conn = UNI_T_UT_D04_NEW;
102 if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
103 g_slist_free_full(usb_devices, g_free);
107 for (l = usb_devices; l; l = l->next) {
110 if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
111 sr_err("Device context malloc failed.");
115 devc->first_run = TRUE;
117 if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
118 udmms[dmm].vendor, udmms[dmm].device, NULL))) {
119 sr_err("sr_dev_inst_new returned NULL.");
123 sdi->driver = udmms[dmm].di;
124 if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
126 sdi->probes = g_slist_append(sdi->probes, probe);
130 drvc->instances = g_slist_append(drvc->instances, sdi);
131 devices = g_slist_append(devices, sdi);
137 static GSList *hw_dev_list(int dmm)
139 return ((struct drv_context *)(udmms[dmm].di->priv))->instances;
142 static int hw_dev_open(struct sr_dev_inst *sdi, int dmm)
144 struct drv_context *drvc;
145 struct dev_context *devc;
148 drvc = udmms[dmm].di->priv;
151 if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, devc->usb)) == SR_OK)
152 sdi->status = SR_ST_ACTIVE;
157 static int hw_dev_close(struct sr_dev_inst *sdi)
163 sdi->status = SR_ST_INACTIVE;
168 static int hw_cleanup(int dmm)
170 clear_instances(dmm);
175 static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi)
177 struct dev_context *devc;
182 case SR_CONF_LIMIT_MSEC:
183 /* TODO: Not yet implemented. */
184 if (g_variant_get_uint64(data) == 0) {
185 sr_err("Time limit cannot be 0.");
188 devc->limit_msec = g_variant_get_uint64(data);
189 sr_dbg("Setting time limit to %" PRIu64 "ms.",
192 case SR_CONF_LIMIT_SAMPLES:
193 if (g_variant_get_uint64(data) == 0) {
194 sr_err("Sample limit cannot be 0.");
197 devc->limit_samples = g_variant_get_uint64(data);
198 sr_dbg("Setting sample limit to %" PRIu64 ".",
199 devc->limit_samples);
208 static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi)
213 case SR_CONF_SCAN_OPTIONS:
214 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
215 hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
217 case SR_CONF_DEVICE_OPTIONS:
218 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
219 hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
228 static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
229 void *cb_data, int dmm)
231 struct dev_context *devc;
235 devc->cb_data = cb_data;
237 /* Send header packet to the session bus. */
238 std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
240 sr_source_add(0, 0, 10 /* poll_timeout */,
241 udmms[dmm].receive_data, (void *)sdi);
246 static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
248 struct sr_datafeed_packet packet;
252 sr_dbg("Stopping acquisition.");
254 /* Send end packet to the session bus. */
255 sr_dbg("Sending SR_DF_END.");
256 packet.type = SR_DF_END;
257 sr_session_send(cb_data, &packet);
265 /* Driver-specific API function wrappers */
267 static int hw_init_##X(struct sr_context *sr_ctx) { return hw_init(sr_ctx, X); }
268 #define HW_CLEANUP(X) \
269 static int hw_cleanup_##X(void) { return hw_cleanup(X); }
271 static GSList *hw_scan_##X(GSList *options) { return hw_scan(options, X); }
272 #define HW_DEV_LIST(X) \
273 static GSList *hw_dev_list_##X(void) { return hw_dev_list(X); }
274 #define CLEAR_INSTANCES(X) \
275 static int clear_instances_##X(void) { return clear_instances(X); }
276 #define HW_DEV_ACQUISITION_START(X) \
277 static int hw_dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
278 void *cb_data) { return hw_dev_acquisition_start(sdi, cb_data, X); }
279 #define HW_DEV_OPEN(X) \
280 static int hw_dev_open_##X(struct sr_dev_inst *sdi) { return hw_dev_open(sdi, X); }
282 /* Driver structs and API function wrappers */
283 #define DRV(ID, ID_UPPER, NAME, LONGNAME) \
285 HW_CLEANUP(ID_UPPER) \
287 HW_DEV_LIST(ID_UPPER) \
288 CLEAR_INSTANCES(ID_UPPER) \
289 HW_DEV_ACQUISITION_START(ID_UPPER) \
290 HW_DEV_OPEN(ID_UPPER) \
291 SR_PRIV struct sr_dev_driver ID##_driver_info = { \
293 .longname = LONGNAME, \
295 .init = hw_init_##ID_UPPER, \
296 .cleanup = hw_cleanup_##ID_UPPER, \
297 .scan = hw_scan_##ID_UPPER, \
298 .dev_list = hw_dev_list_##ID_UPPER, \
299 .dev_clear = clear_instances_##ID_UPPER, \
300 .config_get = NULL, \
301 .config_set = config_set, \
302 .config_list = config_list, \
303 .dev_open = hw_dev_open_##ID_UPPER, \
304 .dev_close = hw_dev_close, \
305 .dev_acquisition_start = hw_dev_acquisition_start_##ID_UPPER, \
306 .dev_acquisition_stop = hw_dev_acquisition_stop, \
310 DRV(uni_t_ut61d, UNI_T_UT61D, "uni-t-ut61d", "UNI-T UT61D")
311 DRV(voltcraft_vc820, VOLTCRAFT_VC820, "voltcraft-vc820", "Voltcraft VC-820")