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Date:      Fri, 15 Jul 2016 11:36:01 +0200
From:      Malcolm Matalka <mmatalka@gmail.com>
To:        freebsd-mobile@freebsd.org, Matthias Apitz <guru@unixarea.de>
Subject:   Re: ASUS ZenBook UX305CA Trackpad: ElanTech
Message-ID:  <CAKziXDVx9zAAszU%2BJi2_kvsLHjtZGaPHYDZY34ekc0N99OgrGw@mail.gmail.com>
In-Reply-To: <CAKziXDUa2AfnxpRymdXTQ1KLE8p2Gc-3VQvq5fbgDeiYEbe9dg@mail.gmail.com>
References:  <861t3k2a90.fsf@gmail.com> <20160705194942.GA2798@c720-r292778-amd64> <86zipvxqpx.fsf@gmail.com> <20160706063330.GA2052@c720-r292778-amd64> <86k2guyiwg.fsf@gmail.com> <20160709144734.GA5013@c720-r292778-amd64> <86furiyi91.fsf@gmail.com> <20160710090523.GA3050@c720-r292778-amd64> <20160715092533.GA3658@c720-r292778-amd64> <CAKziXDV6eXLxB2-H-4Yux6ANT5i3k=j68PK%2BvkX=v9GR8as-3A@mail.gmail.com> <CAKziXDUa2AfnxpRymdXTQ1KLE8p2Gc-3VQvq5fbgDeiYEbe9dg@mail.gmail.com>

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Thanks for doing this, Mattias. I haven't had a chance all week. This
matches what I got when I did this last weekend.

Do you understand this i2c aspect of the track pad?  Is that something that
is part of the mouse driver alone or do we need i2c support then port the
driver over?

Den 15 juli 2016 11:25 skrev "Matthias Apitz" <guru@unixarea.de>:


Last night I have installed an Ubuntu 16.04 into an USB stick, as one
would normally install it into a hard disk.
I've booted 16.04 from DVD and directed the install process to an USB
key of 15.9 GByte which was visible for the installer as sdb. The
installation went fine on the 3rd try. After rebooting the installed
system from the USB key, I fetched and installed
http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.7-rc6-yakkety/linux-image-=
4.7.0-040700rc6-generic_4.7.0-040700rc6.201607040332_amd64.deb
by just running

sudo dpkg -i linux*.deb.

After a reboot it says now:

Linux tiny-ubuntu 4.7.0-040700rc6-generic #201607040332 SMP Mon Jul 4
07:34:26 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

With this new kernel 4.7 of July the Elan touchpad in the netbook Acer
C720 is now visible as

I: Bus=3D0018 Vendor=3D04f3 Product=3D005a Version=3D0000
N: Name=3D"Elan Touchpad"
P: Phys=3D
S: Sysfs=3D/devices/pci0000:00/0000:00:15.1/i2c-7/7-0015/input/input15
U: Uniq=3D
H: Handlers=3Dmouse1 event15
B: PROP=3D5
B: EV=3Db
B: KEY=3De520 10000 0 0 0 0
B: ABS=3D663800013000003

We have no support in FreeBSD for this i2c device. Comments in the
driver in Linux 4.7 say that is was written based on the cyapa driver
which we have in CURRENT.

I'm wondering about the elantech support which was recently added to the
psm(4) driver, see:

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D205690

but perhaps both are completely different devices with the same name.

        matthias


--
Matthias Apitz, =E2=9C=89 guru@unixarea.de, =E2=8C=82 http://www.unixarea.d=
e/  =E2=98=8E
+49-176-38902045
"Wer =C3=BCbersieht, dass wir uns den anderen weggenommen haben und sie uns
wiederhaben wollen,
kann von den K=C3=A4mpfen der letzten Tage keinen verstehen. Und kann nat=
=C3=BCrlich
auch keinen
dieser K=C3=A4mpfe bestehen." Hermann Kant in jW 1.10.1989



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