Re: [PATCH 1/2] iio: proximity: vcnl3020: add proximity rate

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On Sun, 2021-02-21 at 22:34 +0200, Andy Shevchenko wrote:
> 
> 
> On Tuesday, February 16, 2021, Ivan Mikhaylov <i.mikhaylov@xxxxxxxxx> wrote:
> > Add the proximity rate optional option and handling of it for
> > vishay vcnl3020.
> > 
> > Signed-off-by: Ivan Mikhaylov <i.mikhaylov@xxxxxxxxx>
> > ---
> >  drivers/iio/proximity/vcnl3020.c | 123 ++++++++++++++++++++++++++++++-
> >  1 file changed, 120 insertions(+), 3 deletions(-)
> > 
> > diff --git a/drivers/iio/proximity/vcnl3020.c
> > b/drivers/iio/proximity/vcnl3020.c
> > index 37264f801ad0..833c5d5ac0a1 100644
> > --- a/drivers/iio/proximity/vcnl3020.c
> > +++ b/drivers/iio/proximity/vcnl3020.c
> > @@ -40,6 +40,17 @@
> >  #define VCNL_ON_DEMAND_TIMEOUT_US      100000
> >  #define VCNL_POLL_US                   20000
> > 
> > +static const int vcnl3020_prox_sampling_frequency[][2] = {
> > +       {1, 950000},
> 
> Can you confirm that’s the correct value and shan’t be 953125?

Yes, It is described in the documentation for vcnl3020, also vcnl4000.c driver
has same sampling frequency values for vcnl4020.

> > +       {3, 906250},
> > +       {7, 812500},
> > +       {16, 625000},
> > +       {31, 250000},
> > +       {62, 500000},
> > +       {125, 0},
> > +       {250, 0},
> > +};
> > +
> >  /**
> >   * struct vcnl3020_data - vcnl3020 specific data.
> >   * @regmap:    device register map.
> > @@ -75,12 +86,37 @@ static u32 microamp_to_reg(u32 *val)
> >         return *val /= 10000;
> >  };
> > 




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