X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=blobdiff_plain;f=src%2Fhardware%2Fsiglent-sds%2Fapi.c;h=846399b678c4a8a3af56864e99ffbf27173b9d87;hp=76af671249cee157fb4f711eb6fe6c477f657db2;hb=2f464b6c85281396ce06fd03167aa47b35d0c40a;hpb=3f34a40268891f36f527832f78dcc49795a38329

diff --git a/src/hardware/siglent-sds/api.c b/src/hardware/siglent-sds/api.c
index 76af6712..846399b6 100644
--- a/src/hardware/siglent-sds/api.c
+++ b/src/hardware/siglent-sds/api.c
@@ -257,10 +257,6 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 	const struct siglent_sds_model *model;
 	gchar *channel_name;
 
-	sr_dbg("Setting Communication Headers to off.");
-	if (sr_scpi_send(scpi, "CHDR OFF") != SR_OK)
-		return NULL;
-
 	if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
 		sr_info("Couldn't get IDN response, retrying.");
 		sr_scpi_close(scpi);
@@ -284,6 +280,10 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 		return NULL;
 	}
 
+	sr_dbg("Setting Communication Headers to off.");
+	if (sr_scpi_send(scpi, "CHDR OFF") != SR_OK)
+		return NULL;
+
 	sdi = g_malloc0(sizeof(struct sr_dev_inst));
 	sdi->vendor = g_strdup(model->series->vendor->name);
 	sdi->model = g_strdup(model->name);
@@ -799,7 +799,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 	struct sr_scpi_dev_inst *scpi;
 	struct dev_context *devc;
 	struct sr_channel *ch;
-	struct sr_datafeed_packet packet;
 	gboolean some_digital;
 	GSList *l, *d;
 
@@ -900,8 +899,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 		return SR_ERR;
 
 	/* Start of first frame. */
-	packet.type = SR_DF_FRAME_BEGIN;
-	sr_session_send(sdi, &packet);
+	std_session_send_df_frame_begin(sdi);
 
 	return SR_OK;
 }