tag	line	file	source code
prev_chn	678	drivers/sound/midi_synth.c	int             msg, prev_chn;
prev_chn	689	drivers/sound/midi_synth.c	prev_chn = prev_out_status[orig_dev] & 0x0f;
prev_chn	691	drivers/sound/midi_synth.c	if (msg != 0xd0 || prev_chn != channel)  /*