xserver mesa git update 4 July 2011

1 files changed, 197 insertions, 197 deletions

diff --git a/xorg-server/hw/kdrive/linux/tslib.c b/xorg-server/hw/kdrive/linux/tslib.c
index 8d6007390..1f30ccae7 100644
--- a/xorg-server/hw/kdrive/linux/tslib.c
+++ b/xorg-server/hw/kdrive/linux/tslib.c
@@ -1,197 +1,197 @@
-/*

- * TSLIB based touchscreen driver for KDrive

- * Porting to new input API and event queueing by Daniel Stone.

- * Derived from ts.c by Keith Packard

- * Derived from ps2.c by Jim Gettys

- *

- * Copyright © 1999 Keith Packard

- * Copyright © 2000 Compaq Computer Corporation

- * Copyright © 2002 MontaVista Software Inc.

- * Copyright © 2005 OpenedHand Ltd.

- * Copyright © 2006 Nokia Corporation

- *

- * Permission to use, copy, modify, distribute, and sell this software and its

- * documentation for any purpose is hereby granted without fee, provided that

- * the above copyright notice appear in all copies and that both that

- * copyright notice and this permission notice appear in supporting

- * documentation, and that the name of the authors and/or copyright holders

- * not be used in advertising or publicity pertaining to distribution of the

- * software without specific, written prior permission.  The authors and/or

- * copyright holders make no representations about the suitability of this

- * software for any purpose.  It is provided "as is" without express or

- * implied warranty.

- *

- * THE AUTHORS AND/OR COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD

- * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY

- * AND FITNESS, IN NO EVENT SHALL THE AUTHORS AND/OR COPYRIGHT HOLDERS BE

- * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

- */

-

-

-#ifdef HAVE_KDRIVE_CONFIG_H

-#include <kdrive-config.h>

-#endif

-

-#include <X11/X.h>

-#include <X11/Xproto.h>

-#include <X11/Xpoll.h>

-#include "inputstr.h"

-#include "scrnintstr.h"

-#include "kdrive.h"

-#include <sys/ioctl.h>

-#include <tslib.h>

-#include <dirent.h>

-#include <linux/input.h>

-

-struct TslibPrivate {

-    int fd;

-    int lastx, lasty;

-    struct tsdev *tsDev;

-    void (*raw_event_hook)(int x, int y, int pressure, void *closure);

-    void *raw_event_closure;

-    int phys_screen;

-};

-

-

-static void

-TsRead (int fd, void *closure)

-{

-    KdPointerInfo       *pi = closure;

-    struct TslibPrivate *private = pi->driverPrivate;

-    struct ts_sample    event;

-    long                x = 0, y = 0;

-    unsigned long       flags;

-

-    if (private->raw_event_hook) {

-        while (ts_read_raw(private->tsDev, &event, 1) == 1)

-            private->raw_event_hook (event.x, event.y, event.pressure,

-                                     private->raw_event_closure);

-        return;

-    }

-

-    while (ts_read(private->tsDev, &event, 1) == 1) {

-        if (event.pressure) {

-            flags = KD_BUTTON_1;

-

-            /*

-             * Here we test for the touch screen driver actually being on the

-             * touch screen, if it is we send absolute coordinates. If not,

-             * then we send delta's so that we can track the entire vga screen.

-             */

-            if (KdCurScreen == private->phys_screen) {

-                x = event.x;

-                y = event.y;

-            } else {

-                flags |= KD_MOUSE_DELTA;

-                if ((private->lastx == 0) || (private->lasty == 0)) {

-                    x = event.x;

-                    y = event.y;

-                } else {

-                    x = event.x - private->lastx;

-                    y = event.y - private->lasty;

-	    	}

-            }

-            private->lastx = event.x;

-            private->lasty = event.y;

-        } else {

-            flags = 0;

-            x = private->lastx;

-            y = private->lasty;

-        }

-

-        KdEnqueuePointerEvent (pi, flags, x, y, event.pressure);

-    }

-}

-

-static Status

-TslibEnable (KdPointerInfo *pi)

-{

-    struct TslibPrivate *private = pi->driverPrivate;

-

-    private->raw_event_hook = NULL;

-    private->raw_event_closure = NULL;

-    if (!pi->path) {

-        pi->path = strdup("/dev/input/touchscreen0");

-        ErrorF("[tslib/TslibEnable] no device path given, trying %s\n", pi->path);

-    }

-

-    private->tsDev = ts_open(pi->path, 0);

-    if (!private->tsDev) {

-        ErrorF("[tslib/TslibEnable] failed to open %s\n", pi->path);

-        return BadAlloc;

-    }

-

-    if (ts_config(private->tsDev)) {

-        ErrorF("[tslib/TslibEnable] failed to load configuration\n");

-        ts_close(private->tsDev);

-        private->tsDev = NULL;

-        return BadValue;

-    }

-

-    private->fd = ts_fd(private->tsDev);

-

-    KdRegisterFd(private->fd, TsRead, pi);

-

-    return Success;

-}

-

-

-static void

-TslibDisable (KdPointerInfo *pi)

-{

-    struct TslibPrivate *private = pi->driverPrivate;

-

-    if (private->fd)

-        KdUnregisterFd(pi, private->fd, TRUE);

-

-    if (private->tsDev)

-        ts_close(private->tsDev);

-

-    private->fd = 0;

-    private->tsDev = NULL;

-}

-

-

-static Status

-TslibInit (KdPointerInfo *pi)

-{

-    struct TslibPrivate *private = NULL;

-

-    if (!pi || !pi->dixdev)

-        return !Success;

-

-    pi->driverPrivate = (struct TslibPrivate *)

-                        calloc(sizeof(struct TslibPrivate), 1);

-    if (!pi->driverPrivate)

-        return !Success;

-

-    private = pi->driverPrivate;

-    /* hacktastic */

-    private->phys_screen = 0;

-    pi->nAxes = 3;

-    pi->name = strdup("Touchscreen");

-    pi->inputClass = KD_TOUCHSCREEN;

-

-    return Success;

-}

-

-

-static void

-TslibFini (KdPointerInfo *pi)

-{

-    free(pi->driverPrivate);

-    pi->driverPrivate = NULL;

-}

-

-

-KdPointerDriver TsDriver = {

-    "tslib",

-    TslibInit,

-    TslibEnable,

-    TslibDisable,

-    TslibFini,

-    NULL,

-};

+/*
+ * TSLIB based touchscreen driver for KDrive
+ * Porting to new input API and event queueing by Daniel Stone.
+ * Derived from ts.c by Keith Packard
+ * Derived from ps2.c by Jim Gettys
+ *
+ * Copyright © 1999 Keith Packard
+ * Copyright © 2000 Compaq Computer Corporation
+ * Copyright © 2002 MontaVista Software Inc.
+ * Copyright © 2005 OpenedHand Ltd.
+ * Copyright © 2006 Nokia Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the authors and/or copyright holders
+ * not be used in advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.  The authors and/or
+ * copyright holders make no representations about the suitability of this
+ * software for any purpose.  It is provided "as is" without express or
+ * implied warranty.
+ *
+ * THE AUTHORS AND/OR COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD
+ * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS, IN NO EVENT SHALL THE AUTHORS AND/OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+
+#ifdef HAVE_KDRIVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include <X11/Xpoll.h>
+#include "inputstr.h"
+#include "scrnintstr.h"
+#include "kdrive.h"
+#include <sys/ioctl.h>
+#include <tslib.h>
+#include <dirent.h>
+#include <linux/input.h>
+
+struct TslibPrivate {
+    int fd;
+    int lastx, lasty;
+    struct tsdev *tsDev;
+    void (*raw_event_hook)(int x, int y, int pressure, void *closure);
+    void *raw_event_closure;
+    int phys_screen;
+};
+
+
+static void
+TsRead (int fd, void *closure)
+{
+    KdPointerInfo       *pi = closure;
+    struct TslibPrivate *private = pi->driverPrivate;
+    struct ts_sample    event;
+    long                x = 0, y = 0;
+    unsigned long       flags;
+
+    if (private->raw_event_hook) {
+        while (ts_read_raw(private->tsDev, &event, 1) == 1)
+            private->raw_event_hook (event.x, event.y, event.pressure,
+                                     private->raw_event_closure);
+        return;
+    }
+
+    while (ts_read(private->tsDev, &event, 1) == 1) {
+        if (event.pressure) {
+            flags = KD_BUTTON_1;
+
+            /*
+             * Here we test for the touch screen driver actually being on the
+             * touch screen, if it is we send absolute coordinates. If not,
+             * then we send delta's so that we can track the entire vga screen.
+             */
+            if (KdCurScreen == private->phys_screen) {
+                x = event.x;
+                y = event.y;
+            } else {
+                flags |= KD_MOUSE_DELTA;
+                if ((private->lastx == 0) || (private->lasty == 0)) {
+                    x = event.x;
+                    y = event.y;
+                } else {
+                    x = event.x - private->lastx;
+                    y = event.y - private->lasty;
+	    	}
+            }
+            private->lastx = event.x;
+            private->lasty = event.y;
+        } else {
+            flags = 0;
+            x = private->lastx;
+            y = private->lasty;
+        }
+
+        KdEnqueuePointerEvent (pi, flags, x, y, event.pressure);
+    }
+}
+
+static Status
+TslibEnable (KdPointerInfo *pi)
+{
+    struct TslibPrivate *private = pi->driverPrivate;
+
+    private->raw_event_hook = NULL;
+    private->raw_event_closure = NULL;
+    if (!pi->path) {
+        pi->path = strdup("/dev/input/touchscreen0");
+        ErrorF("[tslib/TslibEnable] no device path given, trying %s\n", pi->path);
+    }
+
+    private->tsDev = ts_open(pi->path, 0);
+    if (!private->tsDev) {
+        ErrorF("[tslib/TslibEnable] failed to open %s\n", pi->path);
+        return BadAlloc;
+    }
+
+    if (ts_config(private->tsDev)) {
+        ErrorF("[tslib/TslibEnable] failed to load configuration\n");
+        ts_close(private->tsDev);
+        private->tsDev = NULL;
+        return BadValue;
+    }
+
+    private->fd = ts_fd(private->tsDev);
+
+    KdRegisterFd(private->fd, TsRead, pi);
+
+    return Success;
+}
+
+
+static void
+TslibDisable (KdPointerInfo *pi)
+{
+    struct TslibPrivate *private = pi->driverPrivate;
+
+    if (private->fd)
+        KdUnregisterFd(pi, private->fd, TRUE);
+
+    if (private->tsDev)
+        ts_close(private->tsDev);
+
+    private->fd = 0;
+    private->tsDev = NULL;
+}
+
+
+static Status
+TslibInit (KdPointerInfo *pi)
+{
+    struct TslibPrivate *private = NULL;
+
+    if (!pi || !pi->dixdev)
+        return !Success;
+
+    pi->driverPrivate = (struct TslibPrivate *)
+                        calloc(sizeof(struct TslibPrivate), 1);
+    if (!pi->driverPrivate)
+        return !Success;
+
+    private = pi->driverPrivate;
+    /* hacktastic */
+    private->phys_screen = 0;
+    pi->nAxes = 3;
+    pi->name = strdup("Touchscreen");
+    pi->inputClass = KD_TOUCHSCREEN;
+
+    return Success;
+}
+
+
+static void
+TslibFini (KdPointerInfo *pi)
+{
+    free(pi->driverPrivate);
+    pi->driverPrivate = NULL;
+}
+
+
+KdPointerDriver TsDriver = {
+    "tslib",
+    TslibInit,
+    TslibEnable,
+    TslibDisable,
+    TslibFini,
+    NULL,
+};