#define LOG_PREFIX "es51919"
+#ifdef HAVE_SERIAL_COMM
+
struct dev_buffer {
/** Total size of the buffer. */
size_t size;
uint8_t *buf, size_t buflen,
size_t packet_size,
packet_valid_callback is_valid,
- uint64_t timeout_ms, int baudrate)
+ uint64_t timeout_ms)
{
size_t len, dropped;
int ret;
len = buflen;
ret = serial_stream_detect(serial, buf, &len, packet_size,
- is_valid, timeout_ms, baudrate);
+ is_valid, timeout_ms);
serial_close(serial);
static int serial_stream_check(struct sr_serial_dev_inst *serial,
size_t packet_size,
packet_valid_callback is_valid,
- uint64_t timeout_ms, int baudrate)
+ uint64_t timeout_ms)
{
uint8_t buf[128];
return serial_stream_check_buf(serial, buf, sizeof(buf), packet_size,
- is_valid, timeout_ms, baudrate);
-}
-
-struct std_opt_desc {
- const uint32_t *scanopts;
- const int num_scanopts;
- const uint32_t *devopts;
- const int num_devopts;
-};
-
-static int std_config_list(uint32_t key, GVariant **data,
- const struct std_opt_desc *d)
-{
- switch (key) {
- case SR_CONF_SCAN_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- d->scanopts, d->num_scanopts, sizeof(uint32_t));
- break;
- case SR_CONF_DEVICE_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- d->devopts, d->num_devopts, sizeof(uint32_t));
- break;
- default:
- return SR_ERR_NA;
- }
-
- return SR_OK;
-}
-
-static int send_config_update(struct sr_dev_inst *sdi, struct sr_config *cfg)
-{
- struct sr_datafeed_packet packet;
- struct sr_datafeed_meta meta;
-
- memset(&meta, 0, sizeof(meta));
-
- packet.type = SR_DF_META;
- packet.payload = &meta;
-
- meta.config = g_slist_append(meta.config, cfg);
-
- return sr_session_send(sdi, &packet);
-}
-
-static int send_config_update_key(struct sr_dev_inst *sdi, uint32_t key,
- GVariant *var)
-{
- struct sr_config *cfg;
- int ret;
-
- cfg = sr_config_new(key, var);
- if (!cfg)
- return SR_ERR;
-
- ret = send_config_update(sdi, cfg);
- sr_config_free(cfg);
-
- return ret;
+ is_valid, timeout_ms);
}
/*
"NONE", "PARALLEL", "SERIES", "AUTO",
};
-/** Private, per-device-instance driver context. */
struct dev_context {
- /** The number of frames. */
struct dev_limit_counter frame_count;
- /** The time limit counter. */
struct dev_time_counter time_count;
- /** Data buffer. */
struct dev_buffer *buf;
/** The frequency of the test signal (index to frequencies[]). */
int unit;
int exponent;
} units[] = {
- { SR_UNIT_UNITLESS, 0 }, /* no unit */
- { SR_UNIT_OHM, 0 }, /* Ohm */
- { SR_UNIT_OHM, 3 }, /* kOhm */
- { SR_UNIT_OHM, 6 }, /* MOhm */
- { -1, 0 }, /* ??? */
- { SR_UNIT_HENRY, -6 }, /* uH */
- { SR_UNIT_HENRY, -3 }, /* mH */
- { SR_UNIT_HENRY, 0 }, /* H */
- { SR_UNIT_HENRY, 3 }, /* kH */
- { SR_UNIT_FARAD, -12 }, /* pF */
- { SR_UNIT_FARAD, -9 }, /* nF */
- { SR_UNIT_FARAD, -6 }, /* uF */
- { SR_UNIT_FARAD, -3 }, /* mF */
- { SR_UNIT_PERCENTAGE, 0 }, /* % */
- { SR_UNIT_DEGREE, 0 }, /* degree */
+ { SR_UNIT_UNITLESS, 0 }, /* no unit */
+ { SR_UNIT_OHM, 0 }, /* Ohm */
+ { SR_UNIT_OHM, 3 }, /* kOhm */
+ { SR_UNIT_OHM, 6 }, /* MOhm */
+ { -1, 0 }, /* ??? */
+ { SR_UNIT_HENRY, -6 }, /* uH */
+ { SR_UNIT_HENRY, -3 }, /* mH */
+ { SR_UNIT_HENRY, 0 }, /* H */
+ { SR_UNIT_HENRY, 3 }, /* kH */
+ { SR_UNIT_FARAD, -12 }, /* pF */
+ { SR_UNIT_FARAD, -9 }, /* nF */
+ { SR_UNIT_FARAD, -6 }, /* uF */
+ { SR_UNIT_FARAD, -3 }, /* mF */
+ { SR_UNIT_PERCENTAGE, 0 }, /* % */
+ { SR_UNIT_DEGREE, 0 }, /* degree */
};
const uint8_t *buf;
int digits, exponent;
analog->meaning->mqflags |= SR_MQFLAG_RELATIVE;
}
- if ((analog->meaning->mq = parse_mq(pkt, is_secondary, pkt[2] & 0x80)) < 0)
+ if ((analog->meaning->mq = parse_mq(pkt, is_secondary, pkt[2] & 0x80)) == 0)
return;
if ((buf[3] >> 3) >= ARRAY_SIZE(units)) {
return FALSE;
}
-static int do_config_update(struct sr_dev_inst *sdi, uint32_t key,
- GVariant *var)
-{
- return send_config_update_key(sdi, key, var);
-}
-
static int send_freq_update(struct sr_dev_inst *sdi, unsigned int freq)
{
- return do_config_update(sdi, SR_CONF_OUTPUT_FREQUENCY,
+ return sr_session_send_meta(sdi, SR_CONF_OUTPUT_FREQUENCY,
g_variant_new_double(frequencies[freq]));
}
static int send_model_update(struct sr_dev_inst *sdi, unsigned int model)
{
- return do_config_update(sdi, SR_CONF_EQUIV_CIRCUIT_MODEL,
+ return sr_session_send_meta(sdi, SR_CONF_EQUIV_CIRCUIT_MODEL,
g_variant_new_string(models[model]));
}
unsigned int val;
float floatval;
gboolean frame;
+ struct sr_channel *channel;
devc = sdi->priv;
frame = FALSE;
+ /* Note: digits/spec_digits will be overridden later. */
sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
analog.num_samples = 1;
analog.data = &floatval;
- analog.meaning->channels = g_slist_append(NULL, sdi->channels->data);
+ channel = sdi->channels->data;
+ analog.meaning->channels = g_slist_append(NULL, channel);
parse_measurement(pkt, &floatval, &analog, 0);
- if (analog.meaning->mq != 0) {
+ if (analog.meaning->mq != 0 && channel->enabled) {
if (!frame) {
packet.type = SR_DF_FRAME_BEGIN;
sr_session_send(sdi, &packet);
}
g_slist_free(analog.meaning->channels);
- analog.meaning->channels = g_slist_append(NULL, sdi->channels->next->data);
+
+ channel = sdi->channels->next->data;
+ analog.meaning->channels = g_slist_append(NULL, channel);
parse_measurement(pkt, &floatval, &analog, 1);
- if (analog.meaning->mq != 0) {
+ if (analog.meaning->mq != 0 && channel->enabled) {
if (!frame) {
packet.type = SR_DF_FRAME_BEGIN;
sr_session_send(sdi, &packet);
if (dev_limit_counter_limit_reached(&devc->frame_count) ||
dev_time_limit_reached(&devc->time_count))
- sdi->driver->dev_acquisition_stop(sdi);
+ sr_dev_acquisition_stop(sdi);
return TRUE;
}
static int setup_channels(struct sr_dev_inst *sdi)
{
unsigned int i;
- int ret;
-
- ret = SR_ERR_BUG;
for (i = 0; i < ARRAY_SIZE(channel_names); i++)
sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]);
- return ret;
+ return SR_OK;
}
SR_PRIV void es51919_serial_clean(void *priv)
return;
dev_buffer_destroy(devc->buf);
- g_free(devc);
}
SR_PRIV struct sr_dev_inst *es51919_serial_scan(GSList *options,
if (!(serial = serial_dev_new(options, "9600/8n1/rts=1/dtr=1")))
goto scan_cleanup;
- ret = serial_stream_check(serial, PACKET_SIZE, packet_valid,
- 3000, 9600);
+ ret = serial_stream_check(serial, PACKET_SIZE, packet_valid, 3000);
if (ret != SR_OK)
goto scan_cleanup;
scan_cleanup:
es51919_serial_clean(devc);
- if (sdi)
- sr_dev_inst_free(sdi);
- if (serial)
- sr_serial_dev_inst_free(serial);
+ sr_dev_inst_free(sdi);
+ sr_serial_dev_inst_free(serial);
return NULL;
}
SR_CONF_SERIALCOMM,
};
-static const uint32_t devopts[] = {
+static const uint32_t drvopts[] = {
SR_CONF_LCRMETER,
+};
+
+static const uint32_t devopts[] = {
SR_CONF_CONTINUOUS,
SR_CONF_LIMIT_FRAMES | SR_CONF_SET,
SR_CONF_LIMIT_MSEC | SR_CONF_SET,
SR_CONF_EQUIV_CIRCUIT_MODEL | SR_CONF_GET | SR_CONF_LIST,
};
-static const struct std_opt_desc opts = {
- scanopts, ARRAY_SIZE(scanopts),
- devopts, ARRAY_SIZE(devopts),
-};
-
SR_PRIV int es51919_serial_config_list(uint32_t key, GVariant **data,
const struct sr_dev_inst *sdi,
const struct sr_channel_group *cg)
{
- (void)sdi;
- (void)cg;
-
- if (std_config_list(key, data, &opts) == SR_OK)
- return SR_OK;
-
switch (key) {
+ case SR_CONF_SCAN_OPTIONS:
+ case SR_CONF_DEVICE_OPTIONS:
+ return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
case SR_CONF_OUTPUT_FREQUENCY:
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_DOUBLE,
- frequencies, ARRAY_SIZE(frequencies), sizeof(double));
+ ARRAY_AND_SIZE(frequencies), sizeof(double));
break;
case SR_CONF_EQUIV_CIRCUIT_MODEL:
- *data = g_variant_new_strv(models, ARRAY_SIZE(models));
+ *data = g_variant_new_strv(ARRAY_AND_SIZE(models));
break;
default:
return SR_ERR_NA;
struct dev_context *devc;
struct sr_serial_dev_inst *serial;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
if (!(devc = sdi->priv))
return SR_ERR_BUG;
std_session_send_df_header(sdi);
- /* Poll every 50ms, or whenever some data comes in. */
serial = sdi->conn;
serial_source_add(sdi->session, serial, G_IO_IN, 50,
receive_data, (void *)sdi);
return SR_OK;
}
+
+#endif