IPC_IA_PAUSE_STREAM   66 sound/soc/intel/atom/sst-mfld-dsp.h #define IPC_IA_PAUSE_STREAM 0x24
IPC_IA_PAUSE_STREAM   51 sound/soc/intel/baytrail/sst-baytrail-ipc.c #define IPC_IA_PAUSE_STREAM	0x24