Messages in this thread | | | Date | Wed, 16 Dec 2015 11:43:56 +0200 | Subject | Re: Issues with Lenovo Yoga 900 IIO devices (accelerometer, etc.) | From | Daniel Baluta <> |
| |
On Tue, Dec 15, 2015 at 9:19 PM, Nish Aravamudan <nish.aravamudan@gmail.com> wrote: > So, I apologize in advance for this relatively vague report, but I'm fairly sure > the Yoga 900 has an accelerometer amongst other sensors (ambient light?) > exported over IIO. > > But, these sensors seem to not be updating at all with a 4.4-rc5+ kernel (a > set of patches from https://lkml.org/lkml/2015/11/30/441 applied to Linus' > tree). > > The odd part is at some point in messing with this, I'm fairly sure it did work! > That is, > > `watch -n 0.1 cat '/sys/bus/iio/devices/iio:device'*/*raw*`
Can you send us a sample of the output? Also, would be good to identify the exact driver for accel.
Perhaps: cat /sys/bus/iio/devices/iio:device'*/name
> > showed updating values as I moved the laptop around. > > I've not done any accelerometer debugging before, so any suggestion on > where to start would be greatly appreciated!
Did you applied some patches and recompiled the kernel? Or when it did stopped working?
thanks, Daniel.
| |