linux-kernel - Re: intel-gpio interrupts stop firing with Focaltech I2C-HID touchpad

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Date:   Fri, 17 Nov 2017 16:27:39 +0800
From:   Chris Chiu <chiu@...lessm.com>
To:     Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc:     Daniel Drake <drake@...lessm.com>, heikki.krogerus@...ux.intel.com,
        linux-gpio@...r.kernel.org,
        Linux Kernel <linux-kernel@...r.kernel.org>,
        Endless Linux Upstreaming Team <linux@...lessm.com>
Subject: Re: intel-gpio interrupts stop firing with Focaltech I2C-HID touchpad

On Thu, Nov 16, 2017 at 9:07 PM, Mika Westerberg
<mika.westerberg@...ux.intel.com> wrote:
> On Thu, Nov 16, 2017 at 12:01:24PM +0000, Daniel Drake wrote:
>> On Thu, Nov 16, 2017 at 11:52 AM, Mika Westerberg
>> <mika.westerberg@...ux.intel.com> wrote:
>> > Please first check the signal with some analyzator if it works as
>> > expected and let's then figure out what needs to be fixed and where ;-)
>>
>> It works fine under Windows, so I think it's already clear that there
>> is a Linux bug to be solved here.
>
> Can you remove all the "debugging" patches and hacks and then add
> "i2c_hid.debug=1" to the kernel command line.
>
> Then reproduce the issue and send me full dmesg and acpidump of the
> system. Thanks.

Hi Mika,
    Here's the dmesg log which stops at 214th seconds and no more
further output and archive of "acpidump -b" output files FYI.

Chris

Download attachment "x540na_dmesg.log" of type "application/octet-stream" (164258 bytes)

Download attachment "x540na_acpi.tgz" of type "application/x-gzip" (34366 bytes)