AZX_REG_PPHCLDPL
writel(host_stream->pphcldpl, host_stream->pphc_addr + AZX_REG_PPHCLDPL);
host_stream->pphcldpl = readl(host_stream->pphc_addr + AZX_REG_PPHCLDPL);
ldp_l = readl(hext_stream->pphc_addr + AZX_REG_PPHCLDPL);