X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fdreamsourcelab-dslogic%2Fapi.c;h=6d5b7fc7d6cd009d5bf90c8f043fa0cc28162993;hb=bcbf2b5953328142d99ef15bbd76cd703317f512;hp=021d702344ebee079720716867b550e9812cb4c9;hpb=8e2fd23acb61f8f7471e40ef7439568022485d25;p=libsigrok.git

diff --git a/src/hardware/dreamsourcelab-dslogic/api.c b/src/hardware/dreamsourcelab-dslogic/api.c
index 021d7023..6d5b7fc7 100644
--- a/src/hardware/dreamsourcelab-dslogic/api.c
+++ b/src/hardware/dreamsourcelab-dslogic/api.c
@@ -214,10 +214,11 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 			continue;
 		}
 
-		usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
-
 		libusb_close(hdl);
 
+		if (usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)) < 0)
+			continue;
+
 		prof = NULL;
 		for (j = 0; supported_device[j].vid; j++) {
 			if (des.idVendor == supported_device[j].vid &&
@@ -239,15 +240,13 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 		sdi->connection_id = g_strdup(connection_id);
 
 		/* Logic channels, all in one channel group. */
-		cg = g_malloc0(sizeof(struct sr_channel_group));
-		cg->name = g_strdup("Logic");
+		cg = sr_channel_group_new(sdi, "Logic", NULL);
 		for (j = 0; j < NUM_CHANNELS; j++) {
 			sprintf(channel_name, "%d", j);
 			ch = sr_channel_new(sdi, j, SR_CHANNEL_LOGIC,
 						TRUE, channel_name);
 			cg->channels = g_slist_append(cg->channels, ch);
 		}
-		sdi->channel_groups = g_slist_append(NULL, cg);
 
 		devc = dslogic_dev_new();
 		devc->profile = prof;
@@ -267,14 +266,16 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 					libusb_get_device_address(devlist[i]), NULL);
 		} else {
 			if (ezusb_upload_firmware(drvc->sr_ctx, devlist[i],
-					USB_CONFIGURATION, prof->firmware) == SR_OK)
+					USB_CONFIGURATION, prof->firmware) == SR_OK) {
 				/* Store when this device's FW was updated. */
 				devc->fw_updated = g_get_monotonic_time();
-			else
+			} else {
 				sr_err("Firmware upload failed for "
-				       "device %d.%d (logical).",
+				       "device %d.%d (logical), name %s.",
 				       libusb_get_bus_number(devlist[i]),
-				       libusb_get_device_address(devlist[i]));
+				       libusb_get_device_address(devlist[i]),
+				       prof->firmware);
+			}
 			sdi->inst_type = SR_INST_USB;
 			sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]),
 					0xff, NULL);
@@ -359,8 +360,10 @@ static int dev_open(struct sr_dev_inst *sdi)
 		devc->cur_samplerate = devc->samplerates[0];
 	}
 
-	if (devc->cur_threshold == 0.0)
+	if (devc->cur_threshold == 0.0) {
 		devc->cur_threshold = thresholds[1][0];
+		return dslogic_set_voltage_threshold(sdi, devc->cur_threshold);
+	}
 
 	return SR_OK;
 }