On 29 November 2016 04:25:03 GMT+00:00, Shrirang Bagul <shrirang.bagul@xxxxxxxxxxxxx> wrote:
>On Sun, 2016-11-27 at 11:12 +0000, Jonathan Cameron wrote:
>> On 24/11/16 14:28, Linus Walleij wrote:
>> > On Thu, Nov 24, 2016 at 6:33 AM, Shrirang Bagul
>> > <shrirang.bagul@xxxxxxxxxxxxx> wrote:
>> >
>> > > Compatible strings are not available on ACPI based systems. This
>patch
>> > > adds
>> > > support to use DSDT information read from platform BIOS instead
>for
>> > > probing
>> > > st pressure sensors.
>> > >
>> > > Signed-off-by: Shrirang Bagul <shrirang.bagul@xxxxxxxxxxxxx>
>> >
>> > (...)
>> > > +#ifdef CONFIG_ACPI
>> > > +static const struct acpi_device_id st_press_acpi_match[] = {
>> > > + {"SNO9210", LPS22HB},
>> > > + { },
>> > > +};
>> >
>> > Same comment. One sensor only supported by ACPI really?
>>
>> As demonstrated by this one, they are often registered under
>effectively
>> random names!
>> Digging out those random names and associating them with a particular
>chip is
>> always
>> going to be a non trivial job.
>>
>> Hence I'm happy to take these as they stand. We can add more entries
>when we
>> come
>> across them.
>> >
>> > Take a wider look.
>Yes, I will.
>>
>> Shirang has done a good job identifying this one and sending it
>upstream.
>> Be nice Linus and don't try to get him to do all the hard work ;)
>>
>> As such applied to the togreg branch of iio.git. Will be pushed out
>as testing
>> for
>> the autobuilders to play with it.
>>
>> Note there will be some weeks before I push this out as togreg (given
>merge
>> window
>> is about to open) so plenty of time for others to take a look!
>>
>> Thanks,
>>
>> Jonathan
>Thank you Jonathan. I'll follow-up on Linus's suggestion and try and
>identify
>more of these sensors on some of the hardware we have in the lab. and
>try to add
>support for some more devices.
Great! Thanks for looking into this.
J
>
>Thanks,
>Shrirang
>> >
>> > Yours,
>> > Linus Walleij
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>>
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