X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=filter.c;h=df28a72348500be5dc93ba217f1028fc620563c7;hb=393fb9cb18c5746d8567c9cf74b872804043345a;hp=fc6de634f1b276e4a1cd3a2c3d656e589f7e86fb;hpb=1907d2c928e328209f6d8832f73e369d28db5ab1;p=libsigrok.git

diff --git a/filter.c b/filter.c
index fc6de634..df28a723 100644
--- a/filter.c
+++ b/filter.c
@@ -23,6 +23,20 @@
 #include "libsigrok.h"
 #include "libsigrok-internal.h"
 
+/**
+ * @file
+ *
+ * Helper functions to filter out unused probes from samples.
+ */
+
+/**
+ * @defgroup grp_filter Probe filter
+ *
+ * Helper functions to filter out unused probes from samples.
+ *
+ * @{
+ */
+
 /**
  * Remove unused probes from samples.
  *
@@ -142,3 +156,5 @@ SR_API int sr_filter_probes(int in_unitsize, int out_unitsize,
 
 	return SR_OK;
 }
+
+/** @} */