[stable] [PATCH] Input: ALPS - add interleaved protocol support (Dell E6x00 series)
greg at kroah.com
Thu Jan 21 04:13:03 UTC 2010
On Fri, Jan 15, 2010 at 10:11:22AM -0800, Andy Isaacson wrote:
> From: Sebastian Kapfer <sebastian_kapfer at gmx.net>
> Date: Tue, 15 Dec 2009 08:39:50 -0800
> Subject: [PATCH] Input: ALPS - add interleaved protocol support (Dell E6x00 series)
> commit 1d9f26262aef6d63ff65eba0fd5f1583f342b69b upstream
> Properly handle version of the protocol where standard PS/2 packets
> from trackpoint are stuffed into middle (byte 3-6) of the standard
> ALPS packets when both the touchpad and trackpoint are used together.
> The patch is based on work done by Matthew Chapman and additional
> research done by David Kubicek and Erik Osterholm:
> Many thanks to David Kubicek for his efforts in researching fine points
> of this new version of the protocol, especially interaction between pad
> and stick in these models.
> Signed-off-by: Sebastian Kapfer <sebastian_kapfer at gmx.net>
> Signed-off-by: Dmitry Torokhov <dtor at mail.ru>
> Cherrypick to 2.6.31 by Andy Isaacson <adi at hexapodia.org>. Tested on
> Dell E4300.
What -stable tree is this for? .31 is no longer being maintained. Is
this the proper patch for .32? .27?
> drivers/input/mouse/alps.c | 252 +++++++++++++++++++++++++++++++++++++++-----
> drivers/input/mouse/alps.h | 1 +
> 2 files changed, 228 insertions(+), 25 deletions(-)
Ick, that's a big patch, and kind of violates the -stable rules, right?
It's a "add new functionality" type thing that you are doing here from
what I can tell. This doesn't fix a regression, does it?
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