CONF_STATE2_DEVICE
&& test_bit(CONF_STATE2_DEVICE,
if (test_bit(CONF_STATE2_DEVICE, &chan->conf_state))
if (!test_bit(CONF_STATE2_DEVICE, &chan->conf_state)) {
if (test_bit(CONF_STATE2_DEVICE, &chan->conf_state) &&
set_bit(CONF_STATE2_DEVICE, &chan->conf_state);
clear_bit(CONF_STATE2_DEVICE, &chan->conf_state);
clear_bit(CONF_STATE2_DEVICE, &chan->conf_state);