X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhwdriver.c;h=3613062514b747bf65dd2c97af5d1aac47eb35c6;hb=1c8901f744999a61f1eff7e7a7a5b21d2ab6019f;hp=41f71abeef61b3018ab94c395383f98ad696acf3;hpb=ca314e060f653e6a0b5ec0f58914bac4d426217f;p=libsigrok.git

diff --git a/src/hwdriver.c b/src/hwdriver.c
index 41f71abe..36130625 100644
--- a/src/hwdriver.c
+++ b/src/hwdriver.c
@@ -177,6 +177,8 @@ static struct sr_key_info sr_key_info_config[] = {
 		"Under-voltage condition", NULL},
 	{SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE, SR_T_BOOL, "uvc_active",
 		"Under-voltage condition active", NULL},
+	{SR_CONF_UNDER_VOLTAGE_CONDITION_THRESHOLD, SR_T_FLOAT, "uvc_threshold",
+		"Under-voltage condition threshold", NULL},
 	{SR_CONF_TRIGGER_LEVEL, SR_T_FLOAT, "triggerlevel",
 		"Trigger level", NULL},
 
@@ -633,7 +635,8 @@ SR_PRIV int sr_dev_acquisition_stop(struct sr_dev_inst *sdi)
 }
 
 static void log_key(const struct sr_dev_inst *sdi,
-	const struct sr_channel_group *cg, uint32_t key, int op, GVariant *data)
+	const struct sr_channel_group *cg, uint32_t key, unsigned int op,
+	GVariant *data)
 {
 	const char *opstr;
 	const struct sr_key_info *srci;
@@ -655,7 +658,7 @@ static void log_key(const struct sr_dev_inst *sdi,
 
 static int check_key(const struct sr_dev_driver *driver,
 		const struct sr_dev_inst *sdi, const struct sr_channel_group *cg,
-		uint32_t key, int op, GVariant *data)
+		uint32_t key, unsigned int op, GVariant *data)
 {
 	const struct sr_key_info *srci;
 	gsize num_opts, i;
@@ -666,9 +669,9 @@ static int check_key(const struct sr_dev_driver *driver,
 	const char *opstr;
 
 	if (sdi && cg)
-		suffix = " for this device and channel group";
+		suffix = " for this device instance and channel group";
 	else if (sdi)
-		suffix = " for this device";
+		suffix = " for this device instance";
 	else
 		suffix = "";
 
@@ -690,6 +693,15 @@ static int check_key(const struct sr_dev_driver *driver,
 			return SR_ERR_ARG;
 		}
 		break;
+	case SR_CONF_CAPTURE_RATIO:
+		/* Capture ratio must always be between 0 and 100. */
+		if (op != SR_CONF_SET || !data)
+			break;
+		if (g_variant_get_uint64(data) > 100) {
+			sr_err("Capture ratio must be 0..100.");
+			return SR_ERR_ARG;
+		}
+		break;
 	}
 
 	if (sr_config_list(driver, sdi, cg, SR_CONF_DEVICE_OPTIONS, &gvar_opts) != SR_OK) {
@@ -772,6 +784,10 @@ SR_API int sr_config_get(const struct sr_dev_driver *driver,
 		g_variant_ref_sink(*data);
 	}
 
+	if (ret == SR_ERR_CHANNEL_GROUP)
+		sr_err("%s: No channel group specified.",
+			(sdi) ? sdi->driver->name : "unknown");
+
 	return ret;
 }
 
@@ -820,6 +836,10 @@ SR_API int sr_config_set(const struct sr_dev_inst *sdi,
 
 	g_variant_unref(data);
 
+	if (ret == SR_ERR_CHANNEL_GROUP)
+		sr_err("%s: No channel group specified.",
+			(sdi) ? sdi->driver->name : "unknown");
+
 	return ret;
 }