X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=filter.c;h=7fd94991b8e8cdfd4422ecb4ae1606daf30e6bfa;hb=5ea1e54ab54542803d531bd714b09b54fbaab408;hp=4e3115cd10d73deda49973289ca645c58b1e20e2;hpb=7b870c38e3040fec1165a623ae3986e4fb342218;p=libsigrok.git

diff --git a/filter.c b/filter.c
index 4e3115cd..7fd94991 100644
--- a/filter.c
+++ b/filter.c
@@ -23,6 +23,21 @@
 #include "libsigrok.h"
 #include "libsigrok-internal.h"
 
+/* Message logging helpers with driver-specific prefix string. */
+#define DRIVER_LOG_DOMAIN "filter: "
+#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args)
+#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args)
+#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args)
+#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args)
+#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args)
+#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args)
+
+/**
+ * @file
+ *
+ * Helper functions to filter out unused probes from samples.
+ */
+
 /**
  * @defgroup grp_filter Probe filter
  *
@@ -90,22 +105,22 @@ SR_API int sr_filter_probes(int in_unitsize, int out_unitsize,
 	uint64_t sample_in, sample_out;
 
 	if (!probelist) {
-		sr_err("filter: %s: probelist was NULL", __func__);
+		sr_err("%s: probelist was NULL", __func__);
 		return SR_ERR_ARG;
 	}
 
 	if (!data_in) {
-		sr_err("filter: %s: data_in was NULL", __func__);
+		sr_err("%s: data_in was NULL", __func__);
 		return SR_ERR_ARG;
 	}
 
 	if (!data_out) {
-		sr_err("filter: %s: data_out was NULL", __func__);
+		sr_err("%s: data_out was NULL", __func__);
 		return SR_ERR_ARG;
 	}
 
 	if (!length_out) {
-		sr_err("filter: %s: length_out was NULL", __func__);
+		sr_err("%s: length_out was NULL", __func__);
 		return SR_ERR_ARG;
 	}
 
@@ -115,13 +130,13 @@ SR_API int sr_filter_probes(int in_unitsize, int out_unitsize,
 
 	/* Are there more probes than the target unit size supports? */
 	if (num_enabled_probes > out_unitsize * 8) {
-		sr_err("filter: %s: too many probes (%d) for the target unit "
+		sr_err("%s: too many probes (%d) for the target unit "
 		       "size (%d)", __func__, num_enabled_probes, out_unitsize);
 		return SR_ERR_ARG;
 	}
 
 	if (!(*data_out = g_try_malloc(length_in))) {
-		sr_err("filter: %s: data_out malloc failed", __func__);
+		sr_err("%s: data_out malloc failed", __func__);
 		return SR_ERR_MALLOC;
 	}