RE: [PATCH v3 2/2] iio: dac: ad5706r: Add support for AD5706R DAC

[Torreno, Alexis Czezar]

> > > +	ret = spi_sync_transfer(st->spi, xfer, ARRAY_SIZE(xfer));
> >
> > Can you use spi_write_the_read()?
> > Has the added advantage that it bounces the data so doesn't need DMA safe.
> > Can also use more meaningful types like
> > __be16 tx;
> > __be16 rx16;
> > u8 rx8;
> 
> Ok, will shift to spi_write_the_read(). There was another place to use this
> above, just trimmed it off here. Noted on the more meaningful variables.
> 

I only just checked spi_write_then_read() but, it seems this doesn't support
variable spi_speed_frequency for my future patches. Should I still use it for now
and revert in the future?