SND_SOC_DPCM_STATE_PREPARE
fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE;
SND_SOC_DPCM_STATE_PREPARE,
SND_SOC_DPCM_STATE_PREPARE,
case SND_SOC_DPCM_STATE_PREPARE:
(be->dpcm[stream].state != SND_SOC_DPCM_STATE_PREPARE) &&
(be->dpcm[stream].state != SND_SOC_DPCM_STATE_PREPARE) &&
be->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE;
fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE;
if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_PREPARE ||