The Kernel knows. But how ? Did the acpi make a secret dead drop ?

[Greg KH]

On Sun, Jan 06, 2019 at 02:22:34PM +0530, Jay Aurabind wrote:
> Hi,
> 
> The subject line might be a bit dramatic, but I assure you my question is
> isn't.
> 
> I have a 3-axis accelerometer (LIS3LV02DL) in my laptop which shows up as
> an input device. Since its x86, I am assuming the necessary information was
> encoded in ACPI Tables. But I cannot find any mention of this device in the
> acpi tables exposed by the kernel.

Odds are it is an i2c device, that's the way it normally is hooked up on
a laptop, not through ACPI as you have noticed.

Does that help?

greg k-h