evdev 2.1.1

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
(cherry picked from commit 0592d97fbb)

.cvsignore

@@ -0,0 +1,19 @@
+Makefile
+Makefile.in
+*.la
+*.lo
+aclocal.m4
+autom4te.cache
+config.guess
+config.h
+config.h.in
+config.log
+config.status
+config.sub
+configure
+depcomp
+install-sh
+libtool
+ltmain.sh
+missing
+stamp-h1

.gitignore

@@ -22,7 +22,6 @@ missing
 *.lo
 *.la
 stamp-h1
-xf86-input-evdev-*.tar.*
+*.bz2
+*.gz
 *.pc
-*~
-tags

Makefile.am

@@ -19,22 +19,19 @@
 #  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 AUTOMAKE_OPTIONS = foreign
-
-# Ensure headers are installed below $(prefix) for distcheck
-DISTCHECK_CONFIGURE_FLAGS = --with-sdkdir='$${includedir}/xorg'
-
 SUBDIRS = src man include
 
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = xorg-evdev.pc
 
-EXTRA_DIST = ChangeLog
+EXTRA_DIST = ChangeLog autogen.sh
 
 MAINTAINERCLEANFILES=ChangeLog
 
 .PHONY: ChangeLog
 
 ChangeLog:
-	$(CHANGELOG_CMD)
+	(GIT_DIR=$(top_srcdir)/.git git-log > .changelog.tmp && mv .changelog.tmp ChangeLog; rm -f .changelog.tmp) || \
+	(touch ChangeLog; echo 'git directory not found: installing possibly empty changelog.' >&2)
 
 dist-hook: ChangeLog

README

@@ -1,20 +0,0 @@
-xf86-input-evdev - Generic Linux input driver for the Xorg X server
-
-Please submit bugs & patches to the Xorg bugzilla:
-
-        https://bugs.freedesktop.org/enter_bug.cgi?product=xorg
-
-All questions regarding this software should be directed at the
-Xorg mailing list:
-
-        http://lists.freedesktop.org/mailman/listinfo/xorg
-
-The master development code repository can be found at:
-
-        git://anongit.freedesktop.org/git/xorg/driver/xf86-input-evdev
-
-        http://cgit.freedesktop.org/xorg/driver/xf86-input-evdev
-
-For more information on the git code manager, see:
-
-        http://wiki.x.org/wiki/GitPage

configure.ac

@@ -22,7 +22,7 @@
 
 AC_PREREQ(2.57)
 AC_INIT([xf86-input-evdev],
-        2.3.2,
+        2.1.1,
         [https://bugs.freedesktop.org/enter_bug.cgi?product=xorg],
         xf86-input-evdev)
 
@@ -32,16 +32,15 @@ AM_INIT_AUTOMAKE([dist-bzip2])
 
 AM_MAINTAINER_MODE
 
-# Require xorg-macros: XORG_DEFAULT_OPTIONS
+DRIVER_NAME=evdev
-m4_ifndef([XORG_MACROS_VERSION], [AC_FATAL([must install xorg-macros 1.3 or later before running autoconf/autogen])])
+AC_SUBST([DRIVER_NAME])
-XORG_MACROS_VERSION(1.3)
+
 AM_CONFIG_HEADER([config.h])
 
 # Checks for programs.
 AC_DISABLE_STATIC
 AC_PROG_LIBTOOL
 AC_PROG_CC
-XORG_DEFAULT_OPTIONS
 
 AH_TOP([#include "xorg-server.h"])
 
@@ -53,22 +52,24 @@ AC_ARG_WITH(xorg-module-dir,
 inputdir=${moduledir}/input
 AC_SUBST(inputdir)
 
-# Checks for pkg-config packages. We need to be able to override sdkdir
+# Checks for extensions
-# to satisfy silly distcheck requirements.
+XORG_DRIVER_CHECK_EXT(XINPUT, inputproto)
+
+# Checks for pkg-config packages
 PKG_CHECK_MODULES(XORG, xorg-server xproto $REQUIRED_MODULES)
-XORG_CFLAGS="$CWARNFLAGS $XORG_CFLAGS"
+sdkdir=$(pkg-config --variable=sdkdir xorg-server)
-AC_ARG_WITH([sdkdir], [],
+AC_SUBST(sdkdir)
-    [sdkdir="$withval"],
+
-    [sdkdir=`$PKG_CONFIG --variable=sdkdir xorg-server`])
+CFLAGS="$CFLAGS $XORG_CFLAGS "' -I$(top_srcdir)/src'
-AC_SUBST([sdkdir])
+AC_SUBST([CFLAGS])
 
 # Checks for libraries.
 
 # Checks for header files.
 AC_HEADER_STDC
 
-DRIVER_NAME=evdev
+XORG_MANPAGE_SECTIONS
-AC_SUBST([DRIVER_NAME])
+XORG_RELEASE_VERSION
 
 AC_OUTPUT([Makefile
            src/Makefile

include/evdev-properties.h

@@ -43,7 +43,7 @@
 #define EVDEV_PROP_WHEEL_INERTIA "Evdev Wheel Emulation Inertia"
 /* CARD16 */
 #define EVDEV_PROP_WHEEL_TIMEOUT "Evdev Wheel Emulation Timeout"
-/* CARD8, value range 0-32, 0 to always scroll */
+/* CARD8, value range 0-32, 0 to disable a value */
 #define EVDEV_PROP_WHEEL_BUTTON "Evdev Wheel Emulation Button"
 
 /* Drag lock */

man/.cvsignore

@@ -0,0 +1,2 @@
+Makefile
+Makefile.in

man/evdev.man

@@ -44,6 +44,22 @@ The following driver
 .B Options
 are supported:
 .TP 7
+.BI "Option \*qDevice\*q \*q" string \*q
+Specifies the device through which the device can be accessed.  This will 
+generally be of the form \*q/dev/input/eventX\*q, where X is some integer.
+The mapping from device node to hardware is system-dependent.
+.TP 7
+.BI "Option \*qEmulate3Buttons\*q \*q" boolean \*q
+Enable/disable the emulation of the third (middle) mouse button for mice
+which only have two physical buttons.  The third button is emulated by
+pressing both buttons simultaneously.  Default: on, until a middle mouse
+button event is registered. Property: "Evdev Middle Button Emulation".
+.TP 7
+.BI "Option \*qEmulate3Timeout\*q \*q" integer \*q
+Sets the timeout (in milliseconds) that the driver waits before deciding
+if two buttons where pressed "simultaneously" when 3 button emulation is
+enabled.  Default: 50. Property: "Evdev Middle Button Timeout".
+.TP 7
 .BI "Option \*qButtonMapping\*q \*q" string \*q
 Sets the button mapping for this device. The mapping is a space-separated list
 of button mappings that correspond in order to the physical buttons on the
@@ -54,11 +70,6 @@ For example, a left-handed mouse with deactivated scroll-wheel would use a
 mapping of "3 2 1 0 0". Invalid mappings are ignored and the default mapping
 is used. Buttons not specified in the user's mapping use the default mapping.
 .TP 7
-.BI "Option \*qDevice\*q \*q" string \*q
-Specifies the device through which the device can be accessed.  This will 
-generally be of the form \*q/dev/input/eventX\*q, where X is some integer.
-The mapping from device node to hardware is system-dependent.
-.TP 7
 .BI "Option \*qDragLockButtons\*q \*q" "L1 B2 L3 B4" \*q
 Sets \*qdrag lock buttons\*q that simulate holding a button down, so
 that low dexterity people do not have to hold a button down at the
@@ -72,17 +83,6 @@ Sets a \*qmaster drag lock button\*q that acts as a \*qMeta Key\*q
 indicating that the next button pressed is to be
 \*qdrag locked\*q. Property: "Evdev Drag Lock Buttons".
 .TP 7
-.TP 7
-.BI "Option \*qEmulate3Buttons\*q \*q" boolean \*q
-Enable/disable the emulation of the third (middle) mouse button for mice
-which only have two physical buttons.  The third button is emulated by
-pressing both buttons simultaneously.  Default: on, until a middle mouse
-button event is registered. Property: "Evdev Middle Button Emulation".
-.TP 7
-.BI "Option \*qEmulate3Timeout\*q \*q" integer \*q
-Sets the timeout (in milliseconds) that the driver waits before deciding
-if two buttons where pressed "simultaneously" when 3 button emulation is
-enabled.  Default: 50. Property: "Evdev Middle Button Timeout".
 .BI "Option \*qEmulateWheel\*q \*q" boolean \*q
 Enable/disable "wheel" emulation.  Wheel emulation means emulating button
 press/release events when the mouse is moved while a specific real button
@@ -96,7 +96,7 @@ more buttons but no wheel.  See the description of the
 .BR XAxisMapping ,
 and
 .B YAxisMapping
-options.  Default: off. Property "Evdev Wheel Emulation".
+options below.  Default: off. Property "Evdev Wheel Emulation".
 .TP 7
 .BI "Option \*qEmulateWheelButton\*q \*q" integer \*q
 Specifies which button must be held down to enable wheel emulation mode.
@@ -105,10 +105,7 @@ press/release events as specified for the
 .B XAxisMapping
 and
 .B YAxisMapping
-settings. If the button is 0 and
+settings.  Default: 4. Property: "Evdev Wheel Emulation Button".
-.BR EmulateWheel
-is on, any motion of the device is converted into wheel events. Default: 4.
-Property: "Evdev Wheel Emulation Button".
 .TP 7
 .BI "Option \*qEmulateWheelInertia\*q \*q" integer \*q
 Specifies how far (in pixels) the pointer must move to generate button
@@ -123,49 +120,6 @@ must be pressed before wheel emulation is started. If the
 is released before this timeout, the original button press/release event
 is sent.  Default: 200. Property: "Evdev Wheel Emulation Timeout".
 .TP 7
-.BI "Option \*qGrabDevice\*q \*q" boolean \*q
-Force a grab on the event device. Doing so will ensure that no other driver
-can initialise the same device and it will also stop the device from sending
-events to /dev/kbd or /dev/input/mice. Events from this device will not be
-sent to virtual devices (e.g. rfkill or the Macintosh mouse button emulation).
-Default: disabled.
-.TP 7
-.BI "Option \*qInvertX\*q \*q" Bool \*q
-.TP 7
-.BI "Option \*qInvertY\*q \*q" Bool \*q
-Invert the given axis. Default: off. Property: "Evdev Axis Inversion".
-.TP 7
-.BI "Option \*qIgnoreRelativeAxes\*q \*q" Bool \*q
-.TP 7
-.BI "Option \*qIgnoreAbsoluteAxes\*q \*q" Bool \*q
-Ignore the specified type of axis. Default: unset. The X server cannot deal
-with devices that have both relative and absolute axes. Evdev tries to guess
-wich axes to ignore given the device type and disables absolute axes for
-mice and relative axes for tablets, touchscreens and touchpad. These options
-allow to forcibly disable an axis type. Mouse wheel axes are exempt and will
-work even if relative axes are ignored. No property, this configuration must
-be set in the configuration.
-.br
-If either option is set to False, the driver will not ignore the specified
-axes regardless of the presence of other axes. This may trigger buggy
-behavior and events from this axis are always forwarded. Users are
-discouraged from setting this option.
-.TP 7
-.BI "Option \*qReopenAttempts\*q \*q" integer \*q
-Number of reopen attempts after a read error occurs on the device (e.g. after
-waking up from suspend). In between each attempt is a 100ms wait. Default: 10.
-.TP 7
-.BI "Option \*qCalibration\*q \*q" "min-x max-x min-y max-y" \*q
-Calibrates the X and Y axes for devices that need to scale to a different
-coordinate system than reported to the X server. This feature is required
-for devices that need to scale to a different coordinate system than
-originally reported by the kernel (e.g. touchscreens). The scaling to the
-custom coordinate system is done in-driver and the X server is unaware of
-the transformation. Property: "Evdev Axis Calibration".
-.TP 7
-.BI "Option \*qSwapAxes\*q \*q" Bool \*q
-Swap x/y axes. Default: off. Property: "Evdev Axes Swap".
-.TP 7
 .BI "Option \*qXAxisMapping\*q \*q" "N1 N2" \*q
 Specifies which buttons are mapped to motion in the X direction in wheel
 emulation mode.  Button number
@@ -183,26 +137,31 @@ is mapped to the negative Y axis motion and button number
 .I N2
 is mapped to the positive Y axis motion.  Default: "4 5". Property:
 "Evdev Wheel Emulation Axes".
+.TP 7
+.BI "Option \*qReopenAttempts\*q \*q" integer \*q
+Number of reopen attempts after a read error occurs on the device (e.g. after
+waking up from suspend). In between each attempt is a 100ms wait. Default: 10.
+.TP 7
+.BI "Option \*qInvertX\*q \*q" Bool \*q
+.TP 7
+.BI "Option \*qInvertY\*q \*q" Bool \*q
+Invert the given axis. Default: off. Property: "Evdev Axis Inversion".
+.TP 7
+.BI "Option \*qSwapAxes\*q \*q" Bool \*q
+Swap x/y axes. Default: off. Property: "Evdev Axes Swap".
+.TP 7
+.BI "Option \*qGrabDevice\*q \*q" boolean \*q
+Force a grab on the event device. Doing so will ensure that no other driver
+can initialise the same device and it will also stop the device from sending
+events to /dev/kbd or /dev/input/mice. Events from this device will not be
+sent to virtual devices (e.g. rfkill or the Macintosh mouse button emulation).
+Default disabled.
 
 .SH SUPPORTED PROPERTIES
 The following properties are provided by the
 .B evdev
 driver.
 .TP 7
-.BI "Evdev Axis Calibration"
-4 32-bit values, order min-x, max-x, min-y, max-y or 0 values to disable
-in-driver axis calibration.
-.TP 7
-.BI "Evdev Axis Inversion"
-2 boolean values (8 bit, 0 or 1), order X, Y. 1 inverts the axis.
-.TP 7
-.BI "Evdev Axes Swap"
-1 boolean value (8 bit, 0 or 1). 1 swaps x/y axes.
-.TP 7
-.BI "Evdev Drag Lock Buttons"
-8-bit. Either 1 value or pairs of values. Value range 0-32, 0 disables a
-value.
-.TP 7
 .BI "Evdev Middle Button Emulation"
 1 boolean value (8 bit, 0 or 1).
 .TP 7
@@ -215,14 +174,29 @@ value.
 .BI "Evdev Wheel Emulation Axes"
 4 8-bit values, order X up, X down, Y up, Y down. 0 disables a value.
 .TP 7
-.BI "Evdev Wheel Emulation Button"
-1 8-bit value, allowed range 0-32, 0 disables the button.
-.TP 7
 .BI "Evdev Wheel Emulation Inertia"
 1 16-bit positive value.
 .TP 7
 .BI "Evdev Wheel Emulation Timeout"
 1 16-bit positive value.
+.TP 7
+.BI "Evdev Wheel Emulation Button"
+1 8-bit value, allowed range 0-32, 0 disables the button.
+.TP 7
+.BI "Evdev Drag Lock Buttons"
+8-bit. Either 1 value or pairs of values. Value range 0-32, 0 disables a
+value.
+.TP 7
+.BI "Evdev Axis Inversion"
+2 boolean values (8 bit, 0 or 1), order X, Y. 1 inverts the axis.
+.BI "Evdev Axis Calibration"
+4 32-bit values, order min-x, max-x, min-y, max-y or 0 values to disable
+run-time axis calibration. This feature is required for devices that need to
+scale to a different coordinate system than originally reported to the X
+server, such as touchscreens that require run-time calibration.
+.TP 7
+.BI "Evdev Axis Swap"
+1 boolean values (8 bit, 0 or 1). 1 swaps x/y axes.
 
 .SH AUTHORS
 Kristian Høgsberg.

src/.cvsignore

@@ -0,0 +1,6 @@
+.deps
+.libs
+Makefile
+Makefile.in
+*.la
+*.lo

src/Makefile.am

@@ -24,8 +24,6 @@
 # -avoid-version prevents gratuitous .0.0.0 version numbers on the end
 # _ladir passes a dummy rpath to libtool so the thing will actually link
 # TODO: -nostdlib/-Bstatic/-lgcc platform magic, not installing the .a, etc.
-AM_CFLAGS = $(XORG_CFLAGS)
-
 @DRIVER_NAME@_drv_la_LTLIBRARIES = @DRIVER_NAME@_drv.la
 @DRIVER_NAME@_drv_la_LDFLAGS = -module -avoid-version
 @DRIVER_NAME@_drv_ladir = @inputdir@

src/draglock.c

@@ -147,18 +147,18 @@ EvdevDragLockPreInit(InputInfoPtr pInfo)
     }
 }
 
-/* Updates DragLock button state and fires button event messges */
+/* Updates DragLock button state and firest button event messges */
 void
 EvdevDragLockLockButton(InputInfoPtr pInfo, unsigned int button)
 {
     EvdevPtr pEvdev = (EvdevPtr)pInfo->private;
-    BOOL state = 0;
+    BOOL state=0;
 
     /* update button state */
     state = pEvdev->dragLock.lock_state[button - 1] ? FALSE : TRUE;
     pEvdev->dragLock.lock_state[button - 1] = state;
 
-    EvdevQueueButtonEvent(pInfo, button, state);
+    xf86PostButtonEvent(pInfo->dev, 0, button, state, 0, 0);
 }
 
 /* Filter button presses looking for either a meta button or the
@@ -217,7 +217,7 @@ EvdevDragLockFilterEvent(InputInfoPtr pInfo, unsigned int button, int value)
  * for the pair. 0 disables a pair.
  * i.e. to set bt 3 to draglock button 1, supply 0,0,1
  */
-static int
+int
 EvdevDragLockSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val,
                          BOOL checkonly)
 {
@@ -243,9 +243,7 @@ EvdevDragLockSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val,
                     return BadValue;
         }
 
-        if (val->size == 0)
+        if (val->size == 1)
-            return BadMatch;
-        else if (val->size == 1)
         {
             int meta = *((CARD8*)val->data);
             if (meta > EVDEV_MAXBUTTONS)
@@ -256,7 +254,7 @@ EvdevDragLockSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val,
                 pEvdev->dragLock.meta = meta;
                 memset(pEvdev->dragLock.lock_pair, 0, sizeof(pEvdev->dragLock.lock_pair));
             }
-        } else if ((val->size % 2) == 0)
+        } else
         {
             CARD8* vals = (CARD8*)val->data;
 
@@ -269,11 +267,10 @@ EvdevDragLockSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val,
                 pEvdev->dragLock.meta = 0;
                 memset(pEvdev->dragLock.lock_pair, 0, sizeof(pEvdev->dragLock.lock_pair));
 
-                for (i = 0; i < val->size && i < EVDEV_MAXBUTTONS; i += 2)
+                for (i = 0; i < val->size && i < EVDEV_MAXBUTTONS; i++)
-                    pEvdev->dragLock.lock_pair[vals[i] - 1] = vals[i + 1];
+                    pEvdev->dragLock.lock_pair[i] = vals[i];
             }
-        } else
+        }
-            return BadMatch;
     }
 
     return Success;

src/emuMB.c

@@ -198,7 +198,7 @@ EvdevMBEmuTimer(InputInfoPtr pInfo)
 
     pEvdev->emulateMB.pending = FALSE;
     if ((id = stateTab[pEvdev->emulateMB.state][4][0]) != 0) {
-        EvdevPostButtonEvent(pInfo, abs(id), (id >= 0));
+        xf86PostButtonEvent(pInfo->dev, 0, abs(id), (id >= 0), 0, 0);
         pEvdev->emulateMB.state =
             stateTab[pEvdev->emulateMB.state][4][2];
     } else {
@@ -248,12 +248,12 @@ EvdevMBEmuFilterEvent(InputInfoPtr pInfo, int button, BOOL press)
 
     if ((id = stateTab[pEvdev->emulateMB.state][*btstate][0]) != 0)
     {
-        EvdevQueueButtonEvent(pInfo, abs(id), (id >= 0));
+        xf86PostButtonEvent(pInfo->dev, 0, abs(id), (id >= 0), 0, 0);
         ret = TRUE;
     }
     if ((id = stateTab[pEvdev->emulateMB.state][*btstate][1]) != 0)
     {
-        EvdevQueueButtonEvent(pInfo, abs(id), (id >= 0));
+        xf86PostButtonEvent(pInfo->dev, 0, abs(id), (id >= 0), 0, 0);
         ret = TRUE;
     }
 
@@ -327,9 +327,6 @@ EvdevMBEmuPreInit(InputInfoPtr pInfo)
 void
 EvdevMBEmuOn(InputInfoPtr pInfo)
 {
-    if (!pInfo->dev->button) /* don't init for keyboards */
-        return;
-
     RegisterBlockAndWakeupHandlers (EvdevMBEmuBlockHandler,
                                     EvdevMBEmuWakeupHandler,
                                     (pointer)pInfo);
@@ -338,9 +335,6 @@ EvdevMBEmuOn(InputInfoPtr pInfo)
 void
 EvdevMBEmuFinalize(InputInfoPtr pInfo)
 {
-    if (!pInfo->dev->button) /* don't cleanup for keyboards */
-        return;
-
     RemoveBlockAndWakeupHandlers (EvdevMBEmuBlockHandler,
                                   EvdevMBEmuWakeupHandler,
                                   (pointer)pInfo);
@@ -358,7 +352,7 @@ EvdevMBEmuEnable(InputInfoPtr pInfo, BOOL enable)
 
 
 #ifdef HAVE_PROPERTIES
-static int
+int
 EvdevMBEmuSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val,
                       BOOL checkonly)
 {

src/emuWheel.c

@@ -54,7 +54,7 @@ static Atom prop_wheel_button   = 0;
 
 /* Local Funciton Prototypes */
 static BOOL EvdevWheelEmuHandleButtonMap(InputInfoPtr pInfo, WheelAxisPtr pAxis, char *axis_name);
-static int EvdevWheelEmuInertia(InputInfoPtr pInfo, WheelAxisPtr axis, int value);
+static void EvdevWheelEmuInertia(InputInfoPtr pInfo, WheelAxisPtr axis, int value);
 
 /* Filter mouse button events */
 BOOL
@@ -82,7 +82,8 @@ EvdevWheelEmuFilterButton(InputInfoPtr pInfo, unsigned int button, int value)
                  * If the button is released early enough emit the button
                  * press/release events
                  */
-                EvdevQueueButtonClicks(pInfo, button, 1);
+                xf86PostButtonEvent(pInfo->dev, 0, button, 1, 0, 0);
+                xf86PostButtonEvent(pInfo->dev, 0, button, 0, 0, 0);
             }
         }
 
@@ -98,51 +99,38 @@ BOOL
 EvdevWheelEmuFilterMotion(InputInfoPtr pInfo, struct input_event *pEv)
 {
     EvdevPtr pEvdev = (EvdevPtr)pInfo->private;
-    WheelAxisPtr pAxis = NULL, pOtherAxis = NULL;
+    WheelAxisPtr pAxis = NULL;
     int value = pEv->value;
+    int ms;
 
     /* Has wheel emulation been configured to be enabled? */
     if (!pEvdev->emulateWheel.enabled)
 	return FALSE;
 
-    /* Handle our motion events if the emuWheel button is pressed
+    /* Handle our motion events if the emuWheel button is pressed*/
-     * wheel button of 0 means always emulate wheel.
+    if (pEvdev->emulateWheel.button_state) {
-     */
-    if (pEvdev->emulateWheel.button_state || !pEvdev->emulateWheel.button) {
         /* Just return if the timeout hasn't expired yet */
-        if (pEvdev->emulateWheel.button)
+        ms = pEvdev->emulateWheel.expires - GetTimeInMillis();
-        {
+        if (ms > 0)
-            int ms = pEvdev->emulateWheel.expires - GetTimeInMillis();
+            return TRUE;
-            if (ms > 0)
-                return TRUE;
-        }
 
 	/* We don't want to intercept real mouse wheel events */
 	switch(pEv->code) {
 	case REL_X:
 	    pAxis = &(pEvdev->emulateWheel.X);
-	    pOtherAxis = &(pEvdev->emulateWheel.Y);
 	    break;
 
 	case REL_Y:
 	    pAxis = &(pEvdev->emulateWheel.Y);
-	    pOtherAxis = &(pEvdev->emulateWheel.X);
 	    break;
 
 	default:
 	    break;
 	}
 
-	/* If we found REL_X or REL_Y, emulate a mouse wheel.
+	/* If we found REL_X or REL_Y, emulate a mouse wheel */
-           Reset the inertia of the other axis when a scroll event was sent
-           to avoid the buildup of erroneous scroll events if the user
-           doesn't move in a perfectly straight line.
-         */
 	if (pAxis)
-	{
+	    EvdevWheelEmuInertia(pInfo, pAxis, value);
-	    if (EvdevWheelEmuInertia(pInfo, pAxis, value))
-		pOtherAxis->traveled_distance = 0;
-	}
 
 	/* Eat motion events while emulateWheel button pressed. */
 	return TRUE;
@@ -151,20 +139,17 @@ EvdevWheelEmuFilterMotion(InputInfoPtr pInfo, struct input_event *pEv)
     return FALSE;
 }
 
-/* Simulate inertia for our emulated mouse wheel.
+/* Simulate inertia for our emulated mouse wheel */
-   Returns the number of wheel events generated.
+static void
- */
-static int
 EvdevWheelEmuInertia(InputInfoPtr pInfo, WheelAxisPtr axis, int value)
 {
     EvdevPtr pEvdev = (EvdevPtr)pInfo->private;
     int button;
     int inertia;
-    int rc = 0;
 
     /* if this axis has not been configured, just eat the motion */
     if (!axis->up_button)
-	return rc;
+	return;
 
     axis->traveled_distance += value;
 
@@ -178,11 +163,11 @@ EvdevWheelEmuInertia(InputInfoPtr pInfo, WheelAxisPtr axis, int value)
 
     /* Produce button press events for wheel motion */
     while(abs(axis->traveled_distance) > pEvdev->emulateWheel.inertia) {
+
 	axis->traveled_distance -= inertia;
-	EvdevQueueButtonClicks(pInfo, button, 1);
+	xf86PostButtonEvent(pInfo->dev, 0, button, 1, 0, 0);
-	rc++;
+	xf86PostButtonEvent(pInfo->dev, 0, button, 0, 0, 0);
     }
-    return rc;
 }
 
 /* Handle button mapping here to avoid code duplication,
@@ -216,8 +201,8 @@ EvdevWheelEmuHandleButtonMap(InputInfoPtr pInfo, WheelAxisPtr pAxis, char* axis_
 	    pAxis->down_button = down_button;
 
 	    /* Update the number of buttons if needed */
-	    if (up_button > pEvdev->num_buttons) pEvdev->num_buttons = up_button;
+	    if (up_button > pEvdev->buttons) pEvdev->buttons = up_button;
-	    if (down_button > pEvdev->num_buttons) pEvdev->num_buttons = down_button;
+	    if (down_button > pEvdev->buttons) pEvdev->buttons = down_button;
 
 	} else {
 	    xf86Msg(X_WARNING, "%s: Invalid %s value:\"%s\"\n",
@@ -300,8 +285,8 @@ EvdevWheelEmuPreInit(InputInfoPtr pInfo)
 
         /* Simpler to check just the largest value in this case */
         /* XXX: we should post this to the server */
-        if (5 > pEvdev->num_buttons)
+        if (5 > pEvdev->buttons)
-            pEvdev->num_buttons = 5;
+            pEvdev->buttons = 5;
 
         /* Display default Configuration */
         xf86Msg(X_CONFIG, "%s: YAxisMapping: buttons %d and %d\n",
@@ -326,7 +311,7 @@ EvdevWheelEmuPreInit(InputInfoPtr pInfo)
 }
 
 #ifdef HAVE_PROPERTIES
-static int
+int
 EvdevWheelEmuSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val,
                          BOOL checkonly)
 {
@@ -352,17 +337,24 @@ EvdevWheelEmuSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val,
                             16, PropModeReplace, 1,
                             &pEvdev->emulateWheel.inertia, TRUE);
             }
+
+            /* Don't enable with negative timeout */
+            if (pEvdev->emulateWheel.timeout < 0)
+            {
+                pEvdev->emulateWheel.timeout = 200;
+                XIChangeDeviceProperty(dev, prop_wheel_timeout, XA_INTEGER, 16,
+                        PropModeReplace, 1,
+                        &pEvdev->emulateWheel.timeout, TRUE);
+            }
         }
     }
     else if (atom == prop_wheel_button)
     {
-        int bt;
+        int bt = *((CARD8*)val->data);
 
         if (val->format != 8 || val->size != 1 || val->type != XA_INTEGER)
             return BadMatch;
 
-        bt = *((CARD8*)val->data);
-
         if (bt < 0 || bt >= EVDEV_MAXBUTTONS)
             return BadValue;
 
@@ -382,13 +374,11 @@ EvdevWheelEmuSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val,
         }
     } else if (atom == prop_wheel_inertia)
     {
-        int inertia;
+        int inertia = *((CARD16*)val->data);
 
         if (val->format != 16 || val->size != 1 || val->type != XA_INTEGER)
             return BadMatch;
 
-        inertia = *((CARD16*)val->data);
-
         if (inertia < 0)
             return BadValue;
 
@@ -396,13 +386,11 @@ EvdevWheelEmuSetProperty(DeviceIntPtr dev, Atom atom, XIPropertyValuePtr val,
             pEvdev->emulateWheel.inertia = inertia;
     } else if (atom == prop_wheel_timeout)
     {
-        int timeout;
+        int timeout = *((CARD16*)val->data);
 
         if (val->format != 16 || val->size != 1 || val->type != XA_INTEGER)
             return BadMatch;
 
-        timeout = *((CARD16*)val->data);
-
         if (timeout < 0)
             return BadValue;
 

src/evdev.h

@@ -25,7 +25,6 @@
  *	Kristian Høgsberg (krh@redhat.com)
  *	Adam Jackson (ajax@redhat.com)
  *	Peter Hutterer (peter@cs.unisa.edu.au)
- *	Oliver McFadden (oliver.mcfadden@nokia.com)
  */
 
 #ifndef EVDEV_H
@@ -36,7 +35,10 @@
 
 #include <xf86Xinput.h>
 #include <xf86_OSproc.h>
+
+#ifdef XKB
 #include <xkbstr.h>
+#endif
 
 #ifndef EV_CNT /* linux 2.4 kernels and earlier lack _CNT defines */
 #define EV_CNT (EV_MAX+1)
@@ -55,28 +57,11 @@
 #endif
 
 #define EVDEV_MAXBUTTONS 32
-#define EVDEV_MAXQUEUE 32
 
 #if GET_ABI_MAJOR(ABI_XINPUT_VERSION) >= 3
 #define HAVE_PROPERTIES 1
 #endif
 
-#ifndef MAX_VALUATORS
-#define MAX_VALUATORS 36
-#endif
-
-
-#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) < 5
-typedef struct {
-    char *rules;
-    char *model;
-    char *layout;
-    char *variant;
-    char *options;
-} XkbRMLVOSet;
-#endif
-
-
 #define LONG_BITS (sizeof(long) * 8)
 
 /* Number of longs needed to hold the given number of bits */
@@ -89,41 +74,29 @@ typedef struct {
     int traveled_distance;
 } WheelAxis, *WheelAxisPtr;
 
-/* Event queue used to defer keyboard/button events until EV_SYN time. */
-typedef struct {
-    enum {
-        EV_QUEUE_KEY,	/* xf86PostKeyboardEvent() */
-        EV_QUEUE_BTN,	/* xf86PostButtonEvent() */
-    } type;
-    int key;		/* May be either a key code or button number. */
-    int val;		/* State of the key/button; pressed or released. */
-} EventQueueRec, *EventQueuePtr;
-
 typedef struct {
     const char *device;
     int grabDevice;         /* grab the event device? */
-
+    int screen;
-    int num_vals;           /* number of valuators */
+    int min_x, min_y, max_x, max_y;
-    int axis_map[max(ABS_CNT, REL_CNT)]; /* Map evdev <axis> to index */
+    int abs_x, abs_y, old_x, old_y;
-    int vals[MAX_VALUATORS];
-    int old_vals[MAX_VALUATORS]; /* Translate absolute inputs to relative */
-
     int flags;
     int tool;
-    int num_buttons;            /* number of buttons */
+    int buttons;            /* number of buttons */
     BOOL swap_axes;
     BOOL invert_x;
     BOOL invert_y;
 
-    int delta[REL_CNT];
-    unsigned int abs, rel;
-
     /* XKB stuff has to be per-device rather than per-driver */
-#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) < 5
+    int noXkb;
+#ifdef XKB
+    char                    *xkb_rules;
+    char                    *xkb_model;
+    char                    *xkb_layout;
+    char                    *xkb_variant;
+    char                    *xkb_options;
     XkbComponentNamesRec    xkbnames;
 #endif
-    XkbRMLVOSet rmlvo;
-
     /* Middle mouse button emulation */
     struct {
         BOOL                enabled;
@@ -165,30 +138,17 @@ typedef struct {
 
     /* Cached info from device. */
     char name[1024];
-    unsigned long bitmask[NLONGS(EV_CNT)];
+    long bitmask[NLONGS(EV_CNT)];
-    unsigned long key_bitmask[NLONGS(KEY_CNT)];
+    long key_bitmask[NLONGS(KEY_CNT)];
-    unsigned long rel_bitmask[NLONGS(REL_CNT)];
+    long rel_bitmask[NLONGS(REL_CNT)];
-    unsigned long abs_bitmask[NLONGS(ABS_CNT)];
+    long abs_bitmask[NLONGS(ABS_CNT)];
-    unsigned long led_bitmask[NLONGS(LED_CNT)];
+    long led_bitmask[NLONGS(LED_CNT)];
     struct input_absinfo absinfo[ABS_CNT];
 
     /* minor/major number */
     dev_t min_maj;
-
-    /* Event queue used to defer keyboard/button events until EV_SYN time. */
-    int                     num_queue;
-    EventQueueRec           queue[EVDEV_MAXQUEUE];
 } EvdevRec, *EvdevPtr;
 
-/* Event posting functions */
-void EvdevQueueKbdEvent(InputInfoPtr pInfo, struct input_event *ev, int value);
-void EvdevQueueButtonEvent(InputInfoPtr pInfo, int button, int value);
-void EvdevPostButtonEvent(InputInfoPtr pInfo, int button, int value);
-void EvdevQueueButtonClicks(InputInfoPtr pInfo, int button, int count);
-void EvdevPostRelativeMotionEvents(InputInfoPtr pInfo, int *num_v, int *first_v,
-				   int v[MAX_VALUATORS]);
-void EvdevPostAbsoluteMotionEvents(InputInfoPtr pInfo, int *num_v, int *first_v,
-				   int v[MAX_VALUATORS]);
 unsigned int EvdevUtilButtonEventToButtonNumber(EvdevPtr pEvdev, int code);
 
 /* Middle Button emulation */