AD799X_CHANNEL_SHIFT
(*indio_dev->active_scan_mask << AD799X_CHANNEL_SHIFT);
cmd = (*indio_dev->active_scan_mask << AD799X_CHANNEL_SHIFT) |
st->config &= ~(GENMASK(7, 0) << AD799X_CHANNEL_SHIFT);
st->config |= (*scan_mask << AD799X_CHANNEL_SHIFT);
cmd = st->config | (BIT(ch) << AD799X_CHANNEL_SHIFT);
cmd = BIT(ch) << AD799X_CHANNEL_SHIFT;
cmd = (ch << AD799X_CHANNEL_SHIFT) | AD7997_8_READ_SINGLE;
if ((st->config >> AD799X_CHANNEL_SHIFT) & BIT(chan->scan_index))
st->config |= BIT(chan->scan_index) << AD799X_CHANNEL_SHIFT;
st->config &= ~(BIT(chan->scan_index) << AD799X_CHANNEL_SHIFT);
if (st->config >> AD799X_CHANNEL_SHIFT)