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Diffstat (limited to 'binding/radio_impl_kingfisher.c')
-rw-r--r--binding/radio_impl_kingfisher.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/binding/radio_impl_kingfisher.c b/binding/radio_impl_kingfisher.c
index 642b354..0685388 100644
--- a/binding/radio_impl_kingfisher.c
+++ b/binding/radio_impl_kingfisher.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2017 Konsulko Group
+ * Copyright (C) 2017,2018 Konsulko Group
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -25,6 +25,7 @@
#include "radio_impl.h"
+#define SI_NODE "/sys/firmware/devicetree/base/si468x@0/compatible"
#define SI_INIT "/usr/bin/si_init"
#define SI_CTL "/usr/bin/si_ctl"
@@ -62,13 +63,17 @@ static int kf_init(void)
{
GKeyFile* conf_file;
int conf_file_present = 0;
+ struct stat statbuf;
char *value_str;
char cmd[128];
int rc;
char *output_sink;
- struct stat statbuf;
if(present)
+ return 0;
+
+ // Check for Kingfisher SI486x devicetree node
+ if(stat(SI_NODE, &statbuf) != 0)
return -1;
// Check for Cogent's si_init script and si_ctl utility
@@ -174,8 +179,8 @@ static int kf_init(void)
// Set up loopback to output sink
output_sink = getenv("PULSE_SINK");
if(!output_sink) {
- // On non-4A, loopback to the default output sink
- output_sink = "0";
+ // On non-4A, loopback to the sink for the on-board Starter Kit M3/H3 audio
+ output_sink = "1";
}
sprintf(cmd, "pactl load-module module-loopback source=alsa_input.radio sink=%s", output_sink);
rc = system(cmd);