Commit d07a9cba authored May 07, 2009 by Tim Cole Committed by Dmitry Torokhov May 07, 2009

Input: joydev - blacklist digitizers

BTN_TOUCH is not set by the wacom driver which causes it to be handled by the
joydev driver while the resulting device is broken. This causes problems with
applications that try to use a joystick device.

Ubuntu BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/300143



Signed-off-by: Tim Cole <tim.cole@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
Acked-by: Tim Gardner <tim.gardner@canonical.com>
Acked-by: Amit Kucheria <amit.kucheria@canonical.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

parent eacaad01

drivers/input/joydev.c

+7 −1

Original line number	Diff line number	Diff line
		@@ -843,7 +843,13 @@ static const struct input_device_id joydev_blacklist[] = {
		INPUT_DEVICE_ID_MATCH_KEYBIT,
		.evbit = { BIT_MASK(EV_KEY) },
		.keybit = { [BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH) },
		}, /* Avoid itouchpads, touchscreens and tablets */
		}, /* Avoid itouchpads and touchscreens */
		{
		.flags = INPUT_DEVICE_ID_MATCH_EVBIT \|
		INPUT_DEVICE_ID_MATCH_KEYBIT,
		.evbit = { BIT_MASK(EV_KEY) },
		.keybit = { [BIT_WORD(BTN_DIGI)] = BIT_MASK(BTN_DIGI) },
		}, /* Avoid tablets, digitisers and similar devices */
		{ } /* Terminating entry */
		};

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