Comment 23 for bug 1728244

Revision history for this message
Kai-Heng Feng (kaihengfeng) wrote : Re: [Bug 1728244] Re: Touchpad stops working after reboot on Apollo Lake

> On 12 Nov 2017, at 8:49 AM, Brad <email address hidden> wrote:
>
> Antergos 17.09 Gnome works OK. So I know the touchpad is not defective.
> With Manjaro 17.05 Xfce it does not work and I get the same error message
> "...i2c_hid_get_input: incomplete report…"

What are the Linux kernel versions in Antergos and Manjaro, respectively?

>
> --
> You received this bug notification because you are subscribed to linux
> in Ubuntu.
> https://bugs.launchpad.net/bugs/1728244
>
> Title:
> Touchpad stops working after reboot on Apollo Lake
>
> Status in Linux:
> Unknown
> Status in linux package in Ubuntu:
> Triaged
>
> Bug description:
> On the Jumper EZBook 3 Pro (V4) laptop, using an Apollo Lake N3450
> processor, if you install Ubuntu 17.10 (or less) with isorespin and
> use rEFInd as bootloader (this is the only way to get linux booting on
> this laptop) everything works out of the box, but after a reboot or
> two the touchpad stops working. Both in Ubuntu and Windows 10. The
> only way to restore functionality is to boot from usb key ubuntu 17.10
> respined, or disassemble laptop and detach-reattach battery cable.
> This is mesg | grep i2c_hid:
>
>
> [ 2056.460636] i2c_hid i2c-SYNA3602:00: i2c_hid_get_input: incomplete report (27/34)
> [ 3077.604699] i2c_hid i2c-SYNA3602:00: failed to reset device.
> [ 3077.605473] dpm_run_callback(): i2c_hid_resume+0x0/0xe0 [i2c_hid] returns -61
> [ 3080.468156] i2c_hid i2c-SYNA3602:00: i2c_hid_get_input: incomplete report (27/34)
>
>
> uname -rvps
> Linux 4.10.0-32-generic #36~16.04.1-Ubuntu SMP Wed Aug 9 09:19:02 UTC 2017 x86_64
>
> There has to be a bug in the kernel. Any way to avoid this?
>
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