AT_XDMAC_CHAN_IS_PAUSED_INTERNAL
set_bit(AT_XDMAC_CHAN_IS_PAUSED_INTERNAL, &atchan->status);
clear_bit(AT_XDMAC_CHAN_IS_PAUSED_INTERNAL, &atchan->status);
return test_bit(AT_XDMAC_CHAN_IS_PAUSED_INTERNAL, &atchan->status);