Re: [PATCH v3 5/7] staging: iio: ad5933: add ABI documentation
From: Alexandru Ardelean
Date: Wed Mar 13 2019 - 03:09:02 EST
On Tue, Mar 12, 2019 at 7:31 PM Marcelo Schmitt
<marcelo.schmitt1@xxxxxxxxx> wrote:
>
> On 03/11, Alexandru Ardelean wrote:
> > On Sun, Mar 10, 2019 at 7:47 PM Marcelo Schmitt
> > <marcelo.schmitt1@xxxxxxxxx> wrote:
> > >
> > > Add an ABI documentation for the ad5933 driver.
> >
> > There's already an ABI documentation for this driver.
> > See:
> > https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git/tree/drivers/staging/iio/Documentation/sysfs-bus-iio-impedance-analyzer-ad5933
> >
> > Apologies for not mentioning this sooner.
> >
> > Could you check for other references for ad5933 in the kernel (in staging) ?
> > I don't think I missed other stuff, but it's good to check.
> >
>
> Didn't see any other reference for ad5933 with find and grep inside iio,
> neither on general documentation. I'll replace mine ABI doc by yours and
> add your sign-off-by on my next patch set. OK?
You don't need to add me anywhere :)
I did not contribute anything to that ABI doc.
I just raised a note about it.
But, that doc should be taken care of; whether you update it, remove
it, or anything.
It's good to not forget it in staging.
>
> > >
> > > Signed-off-by: Marcelo Schmitt <marcelo.schmitt1@xxxxxxxxx>
> > > ---
> > > .../ABI/testing/sysfs-bus-iio-ad5933 | 39 +++++++++++++++++++
> > > 1 file changed, 39 insertions(+)
> > > create mode 100644 Documentation/ABI/testing/sysfs-bus-iio-ad5933
> > >
> > > diff --git a/Documentation/ABI/testing/sysfs-bus-iio-ad5933 b/Documentation/ABI/testing/sysfs-bus-iio-ad5933
> > > new file mode 100644
> > > index 000000000000..8a60dd178b1f
> > > --- /dev/null
> > > +++ b/Documentation/ABI/testing/sysfs-bus-iio-ad5933
> > > @@ -0,0 +1,39 @@
> > > +What:/sys/bus/iio/devices/iio:deviceX/out_voltage0_freq_start
> > > +Date: March 2019
> > > +KernelVersion: Kernel 4.19
> > > +Contact: linux-iio@xxxxxxxxxxxxxxx
> > > +Description:
> > > + The start frequency. Set this to define the frequency point at
> > > + which the device should start the next frequency sweep.
> > > +
> > > +What:/sys/bus/iio/devices/iio:deviceX/out_voltage0_freq_increment
> > > +Date: March 2019
> > > +KernelVersion: Kernel 4.19
> > > +Contact: linux-iio@xxxxxxxxxxxxxxx
> > > +Description:
> > > + The frequency sweep increment. Set this to define the amount by
> > > + which the frequency is incremented after each scan point. After
> > > + the measurement at a frequency point is completed, the next
> > > + measurement will be made at a frequency point
> > > + 'frequency increment'Hz higher than the previous one unless a
> > > + repeat frequency command is issued. This behavior will follow
> > > + until the defined number of frequency points have been measured
> > > + or frequency sweep is somewhat reset.
> > > +
> > > +What:/sys/bus/iio/devices/iio:deviceX/out_voltage0_freq_points
> > > +Date: March 2019
> > > +KernelVersion: Kernel 4.19
> > > +Contact: linux-iio@xxxxxxxxxxxxxxx
> > > +Description:
> > > + The number of increments. This defines the number of frequency
> > > + points in the frequency sweep.
> > > +
> > > +What:/sys/bus/iio/devices/iio:deviceX/out_voltage0_settling_cycles
> > > +Date: March 2019
> > > +KernelVersion: Kernel 4.19
> > > +Contact: linux-iio@xxxxxxxxxxxxxxx
> > > +Description:
> > > + Number of settling time cycles. This sets the delay between a
> > > + start frequency sweep/increment frequency /repeat frequency to
> > > + be proportional to the excitation signal frequency times the
> > > + number of settling time cycles.
> > > --
> > > 2.20.1
> > >