X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Funi-t-ut32x%2Fapi.c;h=1d12a580a76fbdd844520b1dcc3f111cf08c5504;hb=f1ba6b4b2c9a8ecf90bb31efb218752aa7e49d1a;hp=147ac7dfe6f041be7b3e4d24d6bf7ef028fdc885;hpb=566007e15e8ec0a23b064ba8ea44baae305508b5;p=libsigrok.git

diff --git a/src/hardware/uni-t-ut32x/api.c b/src/hardware/uni-t-ut32x/api.c
index 147ac7df..1d12a580 100644
--- a/src/hardware/uni-t-ut32x/api.c
+++ b/src/hardware/uni-t-ut32x/api.c
@@ -21,6 +21,10 @@
 #include <string.h>
 #include "protocol.h"
 
+static const uint32_t scanopts[] = {
+	SR_CONF_CONN,
+};
+
 static const uint32_t devopts[] = {
 	SR_CONF_THERMOMETER,
 	SR_CONF_CONTINUOUS,
@@ -70,7 +74,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 			sdi->status = SR_ST_INACTIVE;
 			sdi->vendor = g_strdup(VENDOR);
 			sdi->model = g_strdup(MODEL);
-			sdi->driver = di;
 			sdi->inst_type = SR_INST_USB;
 			sdi->conn = l->data;
 			for (i = 0; i < ARRAY_SIZE(channel_names); i++)
@@ -80,14 +83,13 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 			sdi->priv = devc;
 			devc->limit_samples = 0;
 			devc->data_source = DEFAULT_DATA_SOURCE;
-			drvc->instances = g_slist_append(drvc->instances, sdi);
 			devices = g_slist_append(devices, sdi);
 		}
 		g_slist_free(usb_devices);
 	} else
 		g_slist_free_full(usb_devices, g_free);
 
-	return devices;
+	return std_scan_complete(di, devices);
 }
 
 static int dev_open(struct sr_dev_inst *sdi)
@@ -125,9 +127,8 @@ static int dev_open(struct sr_dev_inst *sdi)
 		sr_err("Failed to claim interface: %s.", libusb_error_name(ret));
 		return SR_ERR;
 	}
-	sdi->status = SR_ST_ACTIVE;
 
-	return ret;
+	return SR_OK;
 }
 
 static int dev_close(struct sr_dev_inst *sdi)
@@ -135,14 +136,13 @@ static int dev_close(struct sr_dev_inst *sdi)
 	struct sr_usb_dev_inst *usb;
 
 	usb = sdi->conn;
+
 	if (!usb->devhdl)
-		/*  Nothing to do. */
-		return SR_OK;
+		return SR_ERR_BUG;
 
 	libusb_release_interface(usb->devhdl, USB_INTERFACE);
 	libusb_close(usb->devhdl);
 	usb->devhdl = NULL;
-	sdi->status = SR_ST_INACTIVE;
 
 	return SR_OK;
 }
@@ -180,9 +180,6 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 
 	(void)cg;
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	devc = sdi->priv;
 
 	switch (key) {
@@ -212,6 +209,10 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
 	(void)cg;
 
 	switch (key) {
+	case SR_CONF_SCAN_OPTIONS:
+		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+				scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
+		break;
 	case SR_CONF_DEVICE_OPTIONS:
 		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
 				devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
@@ -235,9 +236,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 	int len, ret;
 	unsigned char cmd[2];
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	drvc = di->context;
 	devc = sdi->priv;
 	usb = sdi->conn;
@@ -256,7 +254,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 		return SR_ERR;
 	}
 
-	std_session_send_df_header(sdi, LOG_PREFIX);
+	std_session_send_df_header(sdi);
 
 	if (!(devc->xfer = libusb_alloc_transfer(0)))
 		return SR_ERR;
@@ -290,9 +288,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 
 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
 {
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	/* Signal USB transfer handler to clean up and stop. */
 	sdi->status = SR_ST_STOPPING;