evdev 2.8.4

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

configure.ac

@@ -23,7 +23,7 @@
 # Initialize Autoconf
 AC_PREREQ([2.60])
 AC_INIT([xf86-input-evdev],
-        [2.8.2],
+        [2.8.4],
         [https://bugs.freedesktop.org/enter_bug.cgi?product=xorg],
         [xf86-input-evdev])
 AC_CONFIG_SRCDIR([Makefile.am])

src/emuWheel.c

@@ -97,7 +97,6 @@ EvdevWheelEmuFilterMotion(InputInfoPtr pInfo, struct input_event *pEv)
     EvdevPtr pEvdev = (EvdevPtr)pInfo->private;
     WheelAxisPtr pAxis = NULL, pOtherAxis = NULL;
     int value = pEv->value;
-    int oldValue;
 
     /* Has wheel emulation been configured to be enabled? */
     if (!pEvdev->emulateWheel.enabled)
@@ -118,9 +117,13 @@ EvdevWheelEmuFilterMotion(InputInfoPtr pInfo, struct input_event *pEv)
 	/* We don't want to intercept real mouse wheel events */
 	if(pEv->type == EV_ABS) {
 	    int axis = pEvdev->abs_axis_map[pEv->code];
-	    oldValue = valuator_mask_get(pEvdev->vals, axis);
-	    valuator_mask_set(pEvdev->vals, axis, value);
-	    value -= oldValue; /* make value into a differential measurement */
+	    int oldValue;
+
+	    if (axis > -1 && valuator_mask_fetch(pEvdev->old_vals, axis, &oldValue)) {
+		valuator_mask_set(pEvdev->vals, axis, value);
+		value -= oldValue; /* make value into a differential measurement */
+	    } else
+                value = 0; /* avoid a jump on the first touch */
 	}
 
 	switch(pEv->code) {

src/evdev.c

@@ -65,11 +65,6 @@
 /* removed from server, purge when dropping support for server 1.10 */
 #define XI86_SEND_DRAG_EVENTS   0x08
 
-#ifndef MAXDEVICES
-#include <inputstr.h> /* for MAX_DEVICES */
-#define MAXDEVICES MAX_DEVICES
-#endif
-
 #define ArrayLength(a) (sizeof(a) / (sizeof((a)[0])))
 
 #define MIN_KEYCODE 8
@@ -138,11 +133,6 @@ static Atom prop_btn_label;
 static Atom prop_device;
 static Atom prop_virtual;
 
-/* All devices the evdev driver has allocated and knows about.
- * MAXDEVICES is safe as null-terminated array, as two devices (VCP and VCK)
- * cannot be used by evdev, leaving us with a space of 2 at the end. */
-static EvdevPtr evdev_devices[MAXDEVICES] = {NULL};
-
 static int EvdevSwitchMode(ClientPtr client, DeviceIntPtr device, int mode)
 {
     InputInfoPtr pInfo;
@@ -225,60 +215,25 @@ static BOOL
 EvdevIsDuplicate(InputInfoPtr pInfo)
 {
     EvdevPtr pEvdev = pInfo->private;
-    EvdevPtr* dev   = evdev_devices;
+    InputInfoPtr d;
 
-    if (pEvdev->min_maj)
+    nt_list_for_each_entry(d, xf86FirstLocalDevice(), next)
     {
-        while(*dev)
-        {
-            if ((*dev) != pEvdev &&
-                (*dev)->min_maj &&
-                (*dev)->min_maj == pEvdev->min_maj)
-                return TRUE;
-            dev++;
-        }
+        EvdevPtr e;
+
+        if (strcmp(d->drv->driverName, "evdev") != 0)
+            continue;
+
+        e = (EvdevPtr)d->private;
+        if (e != pEvdev &&
+            e->min_maj &&
+            e->min_maj == pEvdev->min_maj)
+            return TRUE;
     }
+
     return FALSE;
 }
 
-/**
- * Add to internal device list.
- */
-static void
-EvdevAddDevice(InputInfoPtr pInfo)
-{
-    EvdevPtr pEvdev = pInfo->private;
-    EvdevPtr* dev = evdev_devices;
-
-    while(*dev)
-        dev++;
-
-    *dev = pEvdev;
-}
-
-/**
- * Remove from internal device list.
- */
-static void
-EvdevRemoveDevice(InputInfoPtr pInfo)
-{
-    EvdevPtr pEvdev = pInfo->private;
-    EvdevPtr *dev   = evdev_devices;
-    int count       = 0;
-
-    while(*dev)
-    {
-        count++;
-        if (*dev == pEvdev)
-        {
-            memmove(dev, dev + 1,
-                    sizeof(evdev_devices) - (count * sizeof(EvdevPtr)));
-            break;
-        }
-        dev++;
-    }
-}
-
 static BOOL
 EvdevDeviceIsVirtual(const char* devicenode)
 {
@@ -493,31 +448,39 @@ EvdevProcessValuators(InputInfoPtr pInfo)
     EvdevPtr pEvdev = pInfo->private;
     int *delta = pEvdev->delta;
 
-    /* convert to relative motion for touchpads */
-    if (pEvdev->abs_queued && (pEvdev->flags & EVDEV_RELATIVE_MODE)) {
-        if (pEvdev->in_proximity) {
-            if (valuator_mask_isset(pEvdev->vals, 0))
-            {
-                if (valuator_mask_isset(pEvdev->old_vals, 0))
-                    delta[REL_X] = valuator_mask_get(pEvdev->vals, 0) -
-                                   valuator_mask_get(pEvdev->old_vals, 0);
-                valuator_mask_set(pEvdev->old_vals, 0,
-                                  valuator_mask_get(pEvdev->vals, 0));
-            }
-            if (valuator_mask_isset(pEvdev->vals, 1))
-            {
-                if (valuator_mask_isset(pEvdev->old_vals, 1))
-                    delta[REL_Y] = valuator_mask_get(pEvdev->vals, 1) -
-                                   valuator_mask_get(pEvdev->old_vals, 1);
-                valuator_mask_set(pEvdev->old_vals, 1,
-                                  valuator_mask_get(pEvdev->vals, 1));
+    if (pEvdev->abs_queued) {
+        /* convert to relative motion for touchpads */
+        if (pEvdev->flags & EVDEV_RELATIVE_MODE) {
+            if (pEvdev->in_proximity) {
+                if (valuator_mask_isset(pEvdev->vals, 0))
+                {
+                    if (valuator_mask_isset(pEvdev->old_vals, 0))
+                        delta[REL_X] = valuator_mask_get(pEvdev->vals, 0) -
+                            valuator_mask_get(pEvdev->old_vals, 0);
+                    valuator_mask_set(pEvdev->old_vals, 0,
+                            valuator_mask_get(pEvdev->vals, 0));
+                }
+                if (valuator_mask_isset(pEvdev->vals, 1))
+                {
+                    if (valuator_mask_isset(pEvdev->old_vals, 1))
+                        delta[REL_Y] = valuator_mask_get(pEvdev->vals, 1) -
+                            valuator_mask_get(pEvdev->old_vals, 1);
+                    valuator_mask_set(pEvdev->old_vals, 1,
+                            valuator_mask_get(pEvdev->vals, 1));
+                }
+            } else {
+                valuator_mask_zero(pEvdev->old_vals);
             }
+            valuator_mask_zero(pEvdev->vals);
+            pEvdev->abs_queued = 0;
+            pEvdev->rel_queued = 1;
         } else {
-            valuator_mask_zero(pEvdev->old_vals);
+            int val;
+            if (valuator_mask_fetch(pEvdev->vals, 0, &val))
+                valuator_mask_set(pEvdev->old_vals, 0, val);
+            if (valuator_mask_fetch(pEvdev->vals, 1, &val))
+                valuator_mask_set(pEvdev->old_vals, 1, val);
         }
-        valuator_mask_zero(pEvdev->vals);
-        pEvdev->abs_queued = 0;
-        pEvdev->rel_queued = 1;
     }
 
     if (pEvdev->rel_queued) {
@@ -1545,7 +1508,7 @@ EvdevAddAbsValuatorClass(DeviceIntPtr device, int want_scroll_axes)
                                        NO_AXIS_LIMITS, NO_AXIS_LIMITS,
                                        0, 0, 0, Relative);
             SetScrollValuator(device, pEvdev->rel_axis_map[idx],
-                              SCROLL_TYPE_VERTICAL, -1.0,
+                              SCROLL_TYPE_HORIZONTAL, 1.0,
                               SCROLL_FLAG_NONE);
         }
     }
@@ -1688,7 +1651,7 @@ EvdevAddRelValuatorClass(DeviceIntPtr device)
         if (axis == REL_WHEEL)
             SetScrollValuator(device, axnum, SCROLL_TYPE_VERTICAL, -1.0, SCROLL_FLAG_PREFERRED);
         else if (axis == REL_DIAL)
-            SetScrollValuator(device, axnum, SCROLL_TYPE_VERTICAL, -1.0, SCROLL_FLAG_NONE);
+            SetScrollValuator(device, axnum, SCROLL_TYPE_HORIZONTAL, 1.0, SCROLL_FLAG_NONE);
         else if (axis == REL_HWHEEL)
             SetScrollValuator(device, axnum, SCROLL_TYPE_HORIZONTAL, 1.0, SCROLL_FLAG_NONE);
 #endif
@@ -1964,7 +1927,6 @@ EvdevProc(DeviceIntPtr device, int what)
 	xf86IDrvMsg(pInfo, X_INFO, "Close\n");
         EvdevCloseDevice(pInfo);
         EvdevFreeMasks(pEvdev);
-        EvdevRemoveDevice(pInfo);
         pEvdev->min_maj = 0;
 	break;
 
@@ -2631,8 +2593,6 @@ EvdevPreInit(InputDriverPtr drv, InputInfoPtr pInfo, int flags)
                                          pInfo->type_name);
     pInfo->type_name = pEvdev->type_name;
 
-    EvdevAddDevice(pInfo);
-
     if (pEvdev->flags & EVDEV_BUTTON_EVENTS)
     {
         EvdevMBEmuPreInit(pInfo);