X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fikalogic-scanalogic2%2Fapi.c;h=2078b8015c4e8a61d1115af31b6418a5ce63c78a;hb=8bf18daabbf3cb0fec6c178b4bc7f6283a314e45;hp=2d194abd5bfe180869ac065cb6e03e8db5368b81;hpb=15a5bfe4815f9991a9bb532c05d6244a1818a0e4;p=libsigrok.git

diff --git a/src/hardware/ikalogic-scanalogic2/api.c b/src/hardware/ikalogic-scanalogic2/api.c
index 2d194abd..2078b801 100644
--- a/src/hardware/ikalogic-scanalogic2/api.c
+++ b/src/hardware/ikalogic-scanalogic2/api.c
@@ -152,22 +152,19 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	return std_scan_complete(di, devices);
 }
 
-static void clear_dev_context(void *priv)
+static void clear_helper(void *priv)
 {
 	struct dev_context *devc;
 
 	devc = priv;
 
-	sr_dbg("Device context cleared.");
-
 	libusb_free_transfer(devc->xfer_in);
 	libusb_free_transfer(devc->xfer_out);
-	g_free(devc);
 }
 
 static int dev_clear(const struct sr_dev_driver *di)
 {
-	return std_dev_clear(di, &clear_dev_context);
+	return std_dev_clear_with_callback(di, clear_helper);
 }
 
 static int dev_open(struct sr_dev_inst *sdi)
@@ -232,8 +229,6 @@ static int dev_open(struct sr_dev_inst *sdi)
 		return SR_ERR;
 	}
 
-	sdi->status = SR_ST_ACTIVE;
-
 	return SR_OK;
 }
 
@@ -244,13 +239,12 @@ static int dev_close(struct sr_dev_inst *sdi)
 	usb = sdi->conn;
 
 	if (!usb->devhdl)
-		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;
 }
@@ -288,9 +282,6 @@ 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;
-
 	switch (key) {
 	case SR_CONF_LIMIT_SAMPLES:
 		limit_samples = g_variant_get_uint64(data);
@@ -361,9 +352,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 	unsigned int i, j;
 	int ret;
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	devc = sdi->priv;
 	drvc = di->context;
 
@@ -432,9 +420,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 	usb_source_add(sdi->session, drvc->sr_ctx, 100,
 			ikalogic_scanalogic2_receive_data, (void *)sdi);
 
-	sr_dbg("Acquisition started successfully.");
-
-	std_session_send_df_header(sdi, LOG_PREFIX);
+	std_session_send_df_header(sdi);
 
 	devc->next_state = STATE_SAMPLE;
 
@@ -443,11 +429,6 @@ 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;
-
-	sr_dbg("Stopping acquisition.");
-
 	sdi->status = SR_ST_STOPPING;
 
 	return SR_OK;