Re: [PATCH] iio: Add ABI documentation for out_voltage scan_elements

[Haneen <hamohammed.sa@gmail.com>]

On Tue, Mar 24, 2015 at 01:30:24PM +0100, Lars-Peter Clausen wrote:
> On 03/21/2015 01:00 PM, Jonathan Cameron wrote:
> >On 17/03/15 10:36, Haneen Mohammed wrote:
> >>This patch adds ABI documentation entries for out_voltageY_en,
> >>out_voltageY_type, and out_voltageY_index.
> >>At least one user for these is preset:
> >>AD8366 SPI Dual-Digital VGA.
> >>
> >>Signed-off-by: Haneen Mohammed <hamohammed.sa@gmail.com>
> >These aren't used in the mainline driver.  We don't have buffered support
> >for output channels yet.  Looking at Analog's tree I don't think they have
> >support for this driver doing buffered output either (I think they may have
> >some internal support or maybe it's just a plan on how to do it!)
> 
> We do have support for output buffers in our tree, but obviously not
> for a VGA. I think we should add the upstream documentation for
> these attributes at the same time we add the infrastructure support.
> 
> - Lars

Sorry my bad. I used the iio dummy to check that out, and I didn't
know I had to specify no buffer support through the scan_index since
the driver I checked didn't have that. I will be more carefull next
time!

Haneen