AZX_REG_PPHCLDPU
writel(host_stream->pphcldpu, host_stream->pphc_addr + AZX_REG_PPHCLDPU);
host_stream->pphcldpu = readl(host_stream->pphc_addr + AZX_REG_PPHCLDPU);
ldp_u = readl(hext_stream->pphc_addr + AZX_REG_PPHCLDPU);