TSI721_DMAC_STS
while ((ch_stat = ioread32(regs + TSI721_DMAC_STS))
ch_stat = ioread32(regs + TSI721_DMAC_STS);
ch_stat = ioread32(bdma_chan->regs + TSI721_DMAC_STS);
sts = ioread32(bdma_chan->regs + TSI721_DMAC_STS);
dmac_sts = ioread32(bdma_chan->regs + TSI721_DMAC_STS);
dmac_sts = ioread32(bdma_chan->regs + TSI721_DMAC_STS);