rigol-ds: Send *OPC? after commands that don't return a value.

[libsigrok.git] / src / hardware / baylibre-acme / api.c

diff --git a/src/hardware/baylibre-acme/api.c b/src/hardware/baylibre-acme/api.c
index 2072ccbd858664d73798dde913e1a307838e3228..a1b860e3621fb91a1655d97fda085a66fb339e08 100644 (file)
--- a/src/hardware/baylibre-acme/api.c
+++ b/src/hardware/baylibre-acme/api.c
@@ -55,14 +55,11 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
        struct dev_context *devc;
        struct sr_dev_inst *sdi;
-       GSList *devices;
        gboolean status;
        int i;
 
        (void)options;
 
-       devices = NULL;
-
        devc = g_malloc0(sizeof(struct dev_context));
        devc->samplerate = SR_HZ(10);
 
@@ -120,9 +117,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
        if (!sdi->channel_groups)
                goto err_out;
 
-       devices = g_slist_append(devices, sdi);
-
-       return std_scan_complete(di, devices);
+       return std_scan_complete(di, g_slist_append(NULL, sdi));
 
 err_out:
        g_free(devc);
@@ -353,7 +348,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
        sr_session_source_add_channel(sdi->session, devc->channel,
                G_IO_IN | G_IO_ERR, 1000, bl_acme_receive_data, (void *)sdi);
 
-       std_session_send_df_header(sdi, LOG_PREFIX);
+       std_session_send_df_header(sdi);
        sr_sw_limits_acquisition_start(&devc->limits);
 
        return SR_OK;
@@ -374,7 +369,7 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi)
        g_io_channel_unref(devc->channel);
        devc->channel = NULL;
 
-       std_session_send_df_end(sdi, LOG_PREFIX);
+       std_session_send_df_end(sdi);
 
        if (devc->samples_missed > 0)
                sr_warn("%" PRIu64 " samples missed", devc->samples_missed);