Re: [PATCH v3] iio: humidity: hdc100x: Add ACPI HID table

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On Fri, 28 Jan 2022 15:53:11 +0200
Andy Shevchenko <andy.shevchenko@xxxxxxxxx> wrote:

> On Fri, Jan 28, 2022 at 6:21 AM Kai-Heng Feng
> <kai.heng.feng@xxxxxxxxxxxxx> wrote:
> >
> > x86 boards may use ACPI HID "TXNW1010" for the hdc100x device.
> >
> > TI told us "The ACPI ID for TI is: https://uefi.org/node/1028 (TXNW),
> > therefore it would most likely be appropriate to use TXNW1010."  
> 
> So, they basically agree on using it, did I get it right?
> 
> > So add an ACPI match table for that accordingly.  
> 
> Assuming TI is aware of the ID,
> Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
With that assumption I'm applying this to the togreg branch of iio.git which
will be pushed out as testing for 0-day to take a look at.

Still time to pull it out before I push this out as non rebasing if
we have misunderstood the above.

Thanks,

Jonathan

> 
> > Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
> > ---
> > v3:
> >  - Add info from vendor
> >  - Drop redundant line and comma.
> >  - Wording change.
> >
> > v2:
> >  - Change the ID to follow ACPI Spec
> >  - Add __maybe_unused to avoid compiler warning
> >
> >  drivers/iio/humidity/hdc100x.c | 7 +++++++
> >  1 file changed, 7 insertions(+)
> >
> > diff --git a/drivers/iio/humidity/hdc100x.c b/drivers/iio/humidity/hdc100x.c
> > index 9e0fce917ce4c..47f8e8ef56d68 100644
> > --- a/drivers/iio/humidity/hdc100x.c
> > +++ b/drivers/iio/humidity/hdc100x.c
> > @@ -417,10 +417,17 @@ static const struct of_device_id hdc100x_dt_ids[] = {
> >  };
> >  MODULE_DEVICE_TABLE(of, hdc100x_dt_ids);
> >
> > +static const struct acpi_device_id hdc100x_acpi_match[] = {
> > +       { "TXNW1010" },
> > +       { }
> > +};
> > +MODULE_DEVICE_TABLE(acpi, hdc100x_acpi_match);
> > +
> >  static struct i2c_driver hdc100x_driver = {
> >         .driver = {
> >                 .name   = "hdc100x",
> >                 .of_match_table = hdc100x_dt_ids,
> > +               .acpi_match_table = hdc100x_acpi_match,
> >         },
> >         .probe = hdc100x_probe,
> >         .id_table = hdc100x_id,
> > --
> > 2.33.1
> >  
> 
> 




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