Re: PROBLEM: Touchpad works just like a mouse

[Hans de Goede <hdegoede@redhat.com>]

Hi,

On 06-05-15 22:21, David Zafra Gómez wrote:
> Hi Hans
>
> Sorry for the delay.
>
> I'm afraid I haven't built a kernel before, so I need some help.
>
> I've found this link I think describes what I have to do
> https://www.kernel.org/doc/Documentation/applying-patches.txt
> I suppose it's right.
>
> I've installed kernel 4.0.0-040000rc6.201503291935. So I suppose I have to
> download sources for this kernel.
>
> Once downloaded, I have to change to the kernel source dir and run:
> $ patch -p1 < ../0001-elantech-Fix-detection-of-touchpads-where-the-revisi.patch
>
> Is all that right?

Yes that is correct.

> If yes, should I compile this patched kernel? How can I do it?

Usually your distro will have a wikipage with instructions on how to build
your own kernel, and it is best to follow your distros instructions.

If you're using Fedora I can build a test kernel for you to install.

Regards,

Hans


>
> Thanks in advance.
>
> David Zafra
>
> El 30/04/15 a las 10:38, Hans de Goede escribió:
>> Hi,
>>
>> On 30-04-15 07:34, David Zafra Gómez wrote:
>>> Hi everyone
>>>
>>> El 29/04/15 a las 09:35, Hans de Goede escribió:
>>>> Hi,
>>>>
>>>> On 28-04-15 23:26, David Zafra Gómez wrote:
>>>>> [    0.257439] pnp 00:06: Plug and Play ACPI device, IDs ETD0108
>>>>> SYN0a00 SYN0002 PNP0f03 PNP0f13 PNP0f12 (active)
>>>>
>>>> Ok, so the "ETD0108" here means that you have an elantech ps/2 touchpad.
>>> Great! You got it.
>>>>
>>>> This also stands out in the log:
>>>>
>>>> > [    0.958323] i8042: [49] MUX error, status is 75, data is fe
>>>>
>>>> So the first thing to try is to boot with i8042.nomux=1 on the kernel
>>>> commandline.
>>> I have done it. The touchpad issue hasn't been solved. Do you want me to send
>>> dmesg output?
>>
>> I've taken another look at the traces you've posted before and I think that
>> I've found the problem. Can you build a kernel with the attached patch
>> and let us know if that fixes things ?
>>
>> Regards,
>>
>> Hans
>>
>>
>> -----
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>
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