codec_port_old 425 sound/soc/generic/audio-graph-card.c struct device_node *codec_port_old = NULL; codec_port_old 459 sound/soc/generic/audio-graph-card.c (codec_port_old == codec_port)); codec_port_old 470 sound/soc/generic/audio-graph-card.c codec_port_old = codec_port;