On Fri, 2015-12-18 at 22:31 -0800, Nish Aravamudan wrote:
> On Fri, Dec 18, 2015 at 10:34 AM, Srinivas Pandruvada
> <srinivas.pandruvada@xxxxxxxxxxxxxxx> wrote:
> > This needs same quirk as applied to other YOGA sensor hubs.
> > Refer to
> > 47eeca8a48 (" HID: sensor-hub: Add in quirk for Lenovo Yogas with
> > ITE")
> >
> > Signed-off-by: Srinivas Pandruvada <
> > srinivas.pandruvada@xxxxxxxxxxxxxxx>
> > Tested-by: Nishanth Aravamudan <nish.aravamudan@xxxxxxxxx>
>
> Ok, maybe I spoke too soon! It did work once, at least. But since
> then
> it seems to have stopped working again?
This patch is still relevant like other YOGAs. Can you try different
motions like quick movements with jerk?
> That is, the *raw* files are
> still working, but iio-sensor-proxy is again not seeing any updates
> via the chardev(s). Any notion of what might be going on?
>
> Note that dmesg does contain (it always has):
>
> i2c_hid i2c-ITE8396:00: error in i2c_hid_init_report size:19 /
> ret_size:18
We have to enable debug in the i2c-hid driver and see if this device
getting powered off. You can google i2c-hid specification from
Microsoft to get details about the protocol.
Thanks,
Srinivas
> but I have no idea if that's relevant to the IIO sensors? I was told
> in another thread that it shouldn't have any negative consequence.
> -Nish
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