X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fkecheng-kc-330b%2Fapi.c;h=293d3c8549b7ca4adceccb5497275d872d6cfec9;hb=584560f142e1b17b9f4ef9069bd3724f2f77e750;hp=71bdc012f690c202f5812cac7d8ca86b380a590f;hpb=155b680da482cea2381becb73c51cfb838bff31e;p=libsigrok.git

diff --git a/src/hardware/kecheng-kc-330b/api.c b/src/hardware/kecheng-kc-330b/api.c
index 71bdc012..293d3c85 100644
--- a/src/hardware/kecheng-kc-330b/api.c
+++ b/src/hardware/kecheng-kc-330b/api.c
@@ -24,7 +24,7 @@
 #define VENDOR "Kecheng"
 #define USB_INTERFACE 0
 
-static const int32_t hwcaps[] = {
+static const uint32_t hwcaps[] = {
 	SR_CONF_SOUNDLEVELMETER,
 	SR_CONF_LIMIT_SAMPLES,
 	SR_CONF_CONTINUOUS,
@@ -248,7 +248,7 @@ static int cleanup(void)
 	return ret;
 }
 
-static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi,
+static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
 		const struct sr_channel_group *cg)
 {
 	struct dev_context *devc;
@@ -297,7 +297,7 @@ static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi,
 	return SR_OK;
 }
 
-static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi,
+static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
 		const struct sr_channel_group *cg)
 {
 	struct dev_context *devc;
@@ -377,7 +377,7 @@ static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi,
 	return ret;
 }
 
-static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
+static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
 		const struct sr_channel_group *cg)
 {
 	GVariant *tuple, *rational[2];
@@ -389,8 +389,8 @@ static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
 
 	switch (key) {
 	case SR_CONF_DEVICE_OPTIONS:
-		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
-				hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
+		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+				hwcaps, ARRAY_SIZE(hwcaps), sizeof(uint32_t));
 		break;
 	case SR_CONF_SAMPLE_INTERVAL:
 		g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);