Bug#564258: xserver-xorg-input-evdev: evdev on accelerometers is broken

[Julien Cristau <jcristau@debian.org>]

On Fri, Jan  8, 2010 at 18:57:28 +0000, Julien Cristau wrote:

> Apparently loading evdev on accelerometers results in a mouse cursor
> stuck in the center of the screen.  Not sure if we should somehow
> blacklist these devices from the udev rules, or if the driver should be
> smarter.
> 
Peter, would you have any idea how to handle the above issue?

Martin, the kernel seems to assign a js (joystick?) handler to that
device.  Should udev set ID_INPUT_JOYSTICK here?

>From a user's udev db dump, the device looks like this:

P: /devices/platform/lis3lv02d/input/input10
E: UDEV_LOG=3
E: DEVPATH=/devices/platform/lis3lv02d/input/input10
E: PRODUCT=19/0/0/0
E: NAME="ST LIS3LV02DL Accelerometer"
E: PHYS="lis3lv02d/input0"
E: EV==9
E: ABS==7
E: MODALIAS=input:b0019v0000p0000e0000-e0,3,kra0,1,2,mlsfw
E: SUBSYSTEM=input
 
P: /devices/platform/lis3lv02d/input/input10/event10
N: input/event10
S: char/13:74
S: input/by-path/platform-lis3lv02d-event
E: UDEV_LOG=3
E: DEVPATH=/devices/platform/lis3lv02d/input/input10/event10
E: MAJOR=13
E: MINOR=74
E: DEVNAME=/dev/input/event10
E: SUBSYSTEM=input
E: ID_INPUT=1
E: ID_PATH=platform-lis3lv02d
E: x11_driver=evdev
E: DMI_VENDOR=Hewlett-Packard
E: DEVLINKS=/dev/char/13:74 /dev/input/by-path/platform-lis3lv02d-event

And from /proc/bus/input/devices:

I: Bus=0019 Vendor=0000 Product=0000 Version=0000
N: Name="ST LIS3LV02DL Accelerometer"
P: Phys=lis3lv02d/input0
S: Sysfs=/devices/platform/lis3lv02d/input/input10
U: Uniq=
H: Handlers=event10 js0
B: EV=9
B: ABS=7

Thanks,
Julien