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Bug#740042: linux: The module chromeos_laptop is not enabled in kernel 3.13, needed to enable touchpad on chromebooks



On Tue, 2014-02-25 at 08:53 -0800, David Shao wrote:
[...]
> The patches used are the same as for 3.12 in this version:
> 
> # Use Benson Leung's post-Pixel Chromebook patches:
> # https://patchwork.kernel.org/bundle/bleung/chromeos-laptop-deferring-and-haswell/
> echo "Applying Chromebook Haswell Patches..."
> for patch in 3078491 3078481 3074391 3074441 3074421 3074401 3074431 3074411; do
>   wget -O - https://patchwork.kernel.org/patch/$patch/raw/ | sed
> 's/drivers\/platform\/x86\/chromeos_laptop.c/drivers\/platform\/chrome\/chromeos_laptop.c/g'|
> patch -p1
> done
[...]
> There is also an additional patch for the touchscreen c720p version of
> the Acer Chromebook, that I can't test because I don't have the
> touchscreen, discussed at:
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=1045821
> 
> To summarize, to get the touchscreen Acer Chromebook c720p working out
> of the box with Debian, at least three additional patches need to be
> applied.  There is a claim that six patches have already been applied
> upstream, but basically that should be ignored and the original six
> patches should still be applied only modified to be applied in a new
> subdirectory.
[...]

I can see that the first three of these have been applied in 3.14, but I
don't know what's happened to the rest.

As soon as the necessary changes are accepted upstream, you can open a
bug on the kernel (severity: important) and maybe we'll be able to apply
them to the current version in unstable.

Ben.

-- 
Ben Hutchings
Everything should be made as simple as possible, but not simpler.
                                                           - Albert Einstein

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