korad-kaxxxxp: add config_get() support for SR_CONF_CONN

[libsigrok.git] / src / hardware / korad-kaxxxxp / api.c

diff --git a/src/hardware/korad-kaxxxxp/api.c b/src/hardware/korad-kaxxxxp/api.c
index 1f82f2278631b013c840fd413ab4739aa1da69c4..d0920c9b0921d42a4066bf33470ad6b0b9409232 100644 (file)
--- a/src/hardware/korad-kaxxxxp/api.c
+++ b/src/hardware/korad-kaxxxxp/api.c
@@ -31,6 +31,7 @@ static const uint32_t drvopts[] = {
 };
 
 static const uint32_t devopts[] = {
+       SR_CONF_CONN | SR_CONF_GET,
        SR_CONF_CONTINUOUS,
        SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
        SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
@@ -128,8 +129,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
        if (serial_open(serial, SERIAL_RDWR) != SR_OK)
                return NULL;
 
-       serial_flush(serial);
-
        /* Get the device model. */
        len = 0;
        for (i = 0; models[i].id; i++) {
@@ -176,6 +175,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
        sdi->model = g_strdup(models[model_id].name);
        sdi->inst_type = SR_INST_SERIAL;
        sdi->conn = serial;
+       sdi->connection_id = g_strdup(conn);
 
        sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
        sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "I");
@@ -224,6 +224,9 @@ static int config_get(uint32_t key, GVariant **data,
        case SR_CONF_LIMIT_SAMPLES:
        case SR_CONF_LIMIT_MSEC:
                return sr_sw_limits_config_get(&devc->limits, key, data);
+       case SR_CONF_CONN:
+               *data = g_variant_new_string(sdi->connection_id);
+               break;
        case SR_CONF_VOLTAGE:
                korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE, devc);
                *data = g_variant_new_double(devc->voltage);