BA0_FCR_FEN
chip->dma[0].valFCR = BA0_FCR_FEN | BA0_FCR_LS(0) |
dma->valFCR |= BA0_FCR_FEN;
dma->valFCR &= ~BA0_FCR_FEN;
dma->valFCR |= BA0_FCR_FEN;
dma->valFCR &= ~BA0_FCR_FEN;
dma->valFCR &= ~BA0_FCR_FEN;
snd_cs4281_pokeBA0(chip, dma->regFCR, snd_cs4281_peekBA0(chip, dma->regFCR) & ~BA0_FCR_FEN);
snd_cs4281_pokeBA0(chip, dma->regFCR, dma->valFCR | BA0_FCR_FEN);