bcm2835: log which channel map is set

sound/arm/bcm2835-vchiq.c

@@ -596,8 +596,11 @@ int bcm2835_audio_set_params(bcm2835_alsa_stream_t * alsa_stream,
 	instance->result = -1;
 
 	if (alsa_stream->chip->cea_chmap >= 0) {
+		LOG_INFO("Using application requested channel map: %d\n",
+			 alsa_stream->chip->cea_chmap);
 		chmap_value = (unsigned)alsa_stream->chip->cea_chmap << 24;
 	} else {
+		LOG_INFO("Using fallback channel map.\n");
 		/* fallback layouts for applications which do not use chmap API */
 		chmap_value = 0x00;
 		switch (channels) {
@@ -614,6 +617,8 @@ int bcm2835_audio_set_params(bcm2835_alsa_stream_t * alsa_stream,
 	for (i = 0; i < 8; i++)
 		chmap_value |= alsa_stream->chip->map_channels[i] << (i * 3);
 
+	LOG_INFO("Requesting AUDS channel map: 0x%lx\n", (long)chmap_value);
+
 	m.type = VC_AUDIO_MSG_TYPE_CONFIG;
 	m.u.config.channels = channels;
 	m.u.config.samplerate = samplerate;