From: Borislav Petkov <bp@alien8.de>
To: "Лежанкин Иван" <abyss.7@gmail.com>
Cc: linux-kernel@vger.kernel.org, Jiri Kosina <jkosina@suse.cz>,
linux-input@vger.kernel.org
Subject: Re: Logitech T650 is unusable since 3.19.0
Date: Mon, 23 Mar 2015 10:09:20 +0100 [thread overview]
Message-ID: <20150323090920.GA32082@pd.tnic> (raw)
In-Reply-To: <CAJc7LbqPY0hcF-JJh+NUDws8UcoMRfodzZ35q34BPQ+3JAktCA@mail.gmail.com>
CC people.
On Mon, Mar 23, 2015 at 11:21:02AM +0300, Лежанкин Иван wrote:
> Hi,
>
> after update from 3.18.7 to 3.19.x my Logitech touchpad became almost
> unusable. I use OpenSUSE Thumbleweed and tried both custom and vanilla
> kernels. AFAIK, the problem may come with this changes:
> http://lkml.iu.edu/hypermail/linux/kernel/1412.1/03246.html
>
> The symptoms are as follows.
>
> 1. The touch density is twice reduced: I have to make longer finger
> motion for a smaller pointer movement. Possibly, it's because the KDE
> starts to detect the touchpad as touchpad - and not the mouse as it
> was before - and applies some preferences like the pointer
> acceleration, etc.
>
> 2. Some gestures stopped to work: 3-finger swipe up, down, left, right
> - so, there are no more "history back-forward", "SuperKey", and
> "SuperKey + d".
>
> 3. Multi-finger tap detection is awful: it doesn't detect 3-finger tap
> in 50%, it sometimes detects 2-finger tap instead of click+drag, or
> when the second finger is slightly touching the surface.
>
> Can anyone make a suggestion what should I do, but to stay on an older
> kernel version?
> --
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> Please read the FAQ at http://www.tux.org/lkml/
>
--
Regards/Gruss,
Boris.
ECO tip #101: Trim your mails when you reply.
--
next prev parent reply other threads:[~2015-03-23 9:11 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-23 8:21 Logitech T650 is unusable since 3.19.0 Лежанкин Иван
2015-03-23 9:09 ` Borislav Petkov [this message]
2015-03-23 14:59 ` Benjamin Tissoires
2015-03-24 6:00 ` Peter Hutterer
2015-03-24 17:29 ` Лежанкин Иван
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