X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Funi-t-ut32x%2Fapi.c;h=7ed3f88ce8fa1f38d8b159584d92224b02357298;hb=efa9840222f2925c187715377e3646679fd8496c;hp=fe75241537aa13eb385e59a607dc10a8c60ba652;hpb=695dc859c15ba4190f5c1aa2e1a6e2dc6a6e5845;p=libsigrok.git

diff --git a/src/hardware/uni-t-ut32x/api.c b/src/hardware/uni-t-ut32x/api.c
index fe752415..7ed3f88c 100644
--- a/src/hardware/uni-t-ut32x/api.c
+++ b/src/hardware/uni-t-ut32x/api.c
@@ -98,23 +98,13 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	return devices;
 }
 
-static GSList *dev_list(const struct sr_dev_driver *di)
-{
-	return ((struct drv_context *)(di->context))->instances;
-}
-
 static int dev_open(struct sr_dev_inst *sdi)
 {
 	struct sr_dev_driver *di = sdi->driver;
-	struct drv_context *drvc;
+	struct drv_context *drvc = di->context;
 	struct sr_usb_dev_inst *usb;
 	int ret;
 
-	if (!(drvc = di->context)) {
-		sr_err("Driver was not initialized.");
-		return SR_ERR;
-	}
-
 	usb = sdi->conn;
 
 	if (sr_usb_open(drvc->sr_ctx->libusb_ctx, usb) != SR_OK)
@@ -150,14 +140,8 @@ static int dev_open(struct sr_dev_inst *sdi)
 
 static int dev_close(struct sr_dev_inst *sdi)
 {
-	struct sr_dev_driver *di = sdi->driver;
 	struct sr_usb_dev_inst *usb;
 
-	if (!di->context) {
-		sr_err("Driver was not initialized.");
-		return SR_ERR;
-	}
-
 	usb = sdi->conn;
 	if (!usb->devhdl)
 		/*  Nothing to do. */
@@ -171,21 +155,6 @@ static int dev_close(struct sr_dev_inst *sdi)
 	return SR_OK;
 }
 
-static int cleanup(const struct sr_dev_driver *di)
-{
-	int ret;
-	struct drv_context *drvc;
-
-	if (!(drvc = di->context))
-		/* Can get called on an unused driver, doesn't matter. */
-		return SR_OK;
-
-	ret = std_dev_clear(di, NULL);
-	g_free(drvc);
-
-	return ret;
-}
-
 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
 		const struct sr_channel_group *cg)
 {
@@ -214,7 +183,6 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
 		const struct sr_channel_group *cg)
 {
-	struct sr_dev_driver *di = sdi->driver;
 	struct dev_context *devc;
 	const char *tmp_str;
 
@@ -223,11 +191,6 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 	if (sdi->status != SR_ST_ACTIVE)
 		return SR_ERR_DEV_CLOSED;
 
-	if (!di->context) {
-		sr_err("Driver was not initialized.");
-		return SR_ERR;
-	}
-
 	devc = sdi->priv;
 
 	switch (key) {
@@ -349,9 +312,9 @@ SR_PRIV struct sr_dev_driver uni_t_ut32x_driver_info = {
 	.longname = "UNI-T UT32x",
 	.api_version = 1,
 	.init = init,
-	.cleanup = cleanup,
+	.cleanup = std_cleanup,
 	.scan = scan,
-	.dev_list = dev_list,
+	.dev_list = std_dev_list,
 	.dev_clear = NULL,
 	.config_get = config_get,
 	.config_set = config_set,