X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fgwinstek-gds-800%2Fapi.c;h=4c5e896f09e9e5fb30954fdae37127e7be30ccff;hb=b0baddef5620c5783080d0e8811e668fbc2b38f5;hp=2b93f10fd5d0aface3f679981e7807b45b18c597;hpb=700d6b64d578ce10e57f6a2289e37a5564eccf1c;p=libsigrok.git

diff --git a/src/hardware/gwinstek-gds-800/api.c b/src/hardware/gwinstek-gds-800/api.c
index 2b93f10f..4c5e896f 100644
--- a/src/hardware/gwinstek-gds-800/api.c
+++ b/src/hardware/gwinstek-gds-800/api.c
@@ -33,11 +33,6 @@ static const uint32_t devopts[] = {
 
 SR_PRIV struct sr_dev_driver gwinstek_gds_800_driver_info;
 
-static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
-{
-	return std_init(sr_ctx, di, LOG_PREFIX);
-}
-
 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 {
 	struct dev_context *devc;
@@ -93,16 +88,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	return sr_scpi_scan(di->context, options, probe_device);
 }
 
-static GSList *dev_list(const struct sr_dev_driver *di)
-{
-	return ((struct drv_context *)(di->context))->instances;
-}
-
-static int dev_clear(const struct sr_dev_driver *di)
-{
-	return std_dev_clear(di, NULL);
-}
-
 static int dev_open(struct sr_dev_inst *sdi)
 {
 	int ret;
@@ -163,12 +148,14 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 
 	(void)cg;
 
-	if (!sdi || !(devc = sdi->priv))
+	if (!sdi)
 		return SR_ERR_ARG;
 
 	if (sdi->status != SR_ST_ACTIVE)
 		return SR_ERR_DEV_CLOSED;
 
+	devc = sdi->priv;
+
 	switch (key) {
 	case SR_CONF_LIMIT_FRAMES:
 		devc->frame_limit = g_variant_get_uint64(data);
@@ -254,11 +241,10 @@ SR_PRIV struct sr_dev_driver gwinstek_gds_800_driver_info = {
 	.name = "gwinstek-gds-800",
 	.longname = "GW Instek GDS-800 series",
 	.api_version = 1,
-	.init = init,
+	.init = std_init,
 	.cleanup = std_cleanup,
 	.scan = scan,
-	.dev_list = dev_list,
-	.dev_clear = dev_clear,
+	.dev_list = std_dev_list,
 	.config_get = config_get,
 	.config_set = config_set,
 	.config_list = config_list,