Re: [PATCH v2] iio: accel: bmc150: Check for a second ACPI device for BOSC0200

From: Andy Shevchenko
Date: Tue Jan 30 2018 - 15:12:41 EST


On Tue, Jan 30, 2018 at 9:27 PM, Steven Presser <steve@xxxxxxxxxxxxx> wrote:
> On 01/30/2018 02:05 PM, Andy Shevchenko wrote:
>> On Tue, Jan 30, 2018 at 8:34 PM, Steven Presser <steve@xxxxxxxxxxxxx>
>> wrote:

>>> First, I believe the "bmc150" in the subject line is in some way a
>>> misnomer.
>>> You'd have to ask Jeremy for more details on what he intended it to refer
>>> to. However, I believe the device in question is actually the bma250[1],
>>> which does not have a magnetometer component. I'm unfortunately away
>>> from
>>> my notes, but I can check later if you need me to verify the exact chip.
>>
>> Please do, I would really be on the safe side here.
>
> Will do. My digital notes indicate I worked from what was exposed back to
> what chip matched. If you can give me through Friday evening, I'll crack it
> and do a visual verification. (Alas, I'm traveling and won't be back to it
> until then).

We are in the merge window anyway, so, no hurry.

I'm looking right now in the clean solution. Looks promising.

>> Bad, bad Lenovo. (DMI strings might help here)
> What particular DMI strings would be helpful? All of them?

Let's do this way. Create a bug on kernel bugzilla, attach output of

% acpidump -o tables.dat # tables.dat file
% grep -H 15 /sys/bus/acpi/devices/*/status
% dmidecode

and share the number here. I will take it.

--
With Best Regards,
Andy Shevchenko