Remove IN_LIBVA defines, Thanks for the patch from Gwenole

Signed-off-by: Austin Yuan <shengquan.yuan@gmail.com>

15 files changed, 2876 insertions, 0 deletions

diff --git a/va/x11/Makefile.am b/va/x11/Makefile.am
new file mode 100644
index 0000000..40346f1
--- /dev/null
+++ b/va/x11/Makefile.am
@@ -0,0 +1,30 @@
+# INTEL CONFIDENTIAL
+# Copyright 2007 Intel Corporation. All Rights Reserved.
+#
+# The source code contained or described herein and all documents related to
+# the source code ("Material") are owned by Intel Corporation or its suppliers
+# or licensors. Title to the Material remains with Intel Corporation or its
+# suppliers and licensors. The Material may contain trade secrets and
+# proprietary and confidential information of Intel Corporation and its
+# suppliers and licensors, and is protected by worldwide copyright and trade
+# secret laws and treaty provisions. No part of the Material may be used,
+# copied, reproduced, modified, published, uploaded, posted, transmitted,
+# distributed, or disclosed in any way without Intel's prior express written
+# permission. 
+# 
+# No license under any patent, copyright, trade secret or other intellectual
+# property right is granted to or conferred upon you by disclosure or delivery
+# of the Materials, either expressly, by implication, inducement, estoppel or
+# otherwise. Any license under such intellectual property rights must be
+# express and approved by Intel in writing.
+
+AM_CFLAGS = -DLINUX -I$(top_srcdir)/va $(DRM_CFLAGS)
+
+noinst_LTLIBRARIES = libva_x11.la	
+
+libva_x11includedir = ${includedir}/va
+libva_x11include_HEADERS = va_dri.h va_dri2.h va_dricommon.h
+
+libva_x11_la_SOURCES = va_x11.c va_dri.c va_dri2.c va_dricommon.c dri2_util.c dri1_util.c va_nvctrl.c
+
+EXTRA_DIST = va_dristr.h va_dri2str.h va_dri2tokens.h va_nvctrl.h
diff --git a/va/x11/dri1_util.c b/va/x11/dri1_util.c
new file mode 100644
index 0000000..3e67e2a
--- /dev/null
+++ b/va/x11/dri1_util.c
@@ -0,0 +1,157 @@
+#include <stdlib.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <assert.h>
+
+#include <xf86drm.h>
+
+#include "X11/Xlib.h"
+#include "va.h"
+#include "va_backend.h"
+
+#include "va_dri.h"
+#include "va_dricommon.h"
+
+struct dri1_drawable 
+{
+    struct dri_drawable base;
+    union dri_buffer buffer;
+    int width;
+    int height;
+};
+
+static struct dri_drawable * 
+dri1CreateDrawable(VADriverContextP ctx, XID x_drawable)
+{
+    struct dri1_drawable *dri1_drawable;
+
+    dri1_drawable = calloc(1, sizeof(*dri1_drawable));
+
+    if (!dri1_drawable)
+        return NULL;
+
+    dri1_drawable->base.x_drawable = x_drawable;
+
+    return &dri1_drawable->base;
+}
+
+static void 
+dri1DestroyDrawable(VADriverContextP ctx, struct dri_drawable *dri_drawable)
+{
+    free(dri_drawable);
+}
+
+static void 
+dri1SwapBuffer(VADriverContextP ctx, struct dri_drawable *dri_drawable)
+{
+
+}
+
+static union dri_buffer *
+dri1GetRenderingBuffer(VADriverContextP ctx, struct dri_drawable *dri_drawable)
+{
+    struct dri1_drawable *dri1_drawable = (struct dri1_drawable *)dri_drawable;
+
+    return &dri1_drawable->buffer;
+}
+
+static void
+dri1Close(VADriverContextP ctx)
+{
+    struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
+
+    free_drawable_hashtable(ctx);
+    VA_DRIDestroyContext(ctx->x11_dpy, ctx->x11_screen, dri_state->hwContextID);
+    assert(dri_state->pSAREA != MAP_FAILED);
+    drmUnmap(dri_state->pSAREA, SAREA_MAX);
+    assert(dri_state->fd >= 0);
+    drmCloseOnce(dri_state->fd);
+    VA_DRICloseConnection(ctx->x11_dpy, ctx->x11_screen);
+}
+
+Bool 
+isDRI1Connected(VADriverContextP ctx, char **driver_name)
+{
+    struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
+    int direct_capable;
+    int driver_major;
+    int driver_minor;
+    int driver_patch;
+    int newlyopened;
+    char *BusID;
+    drm_magic_t magic;        
+
+    *driver_name = NULL;
+    dri_state->fd = -1;
+    dri_state->pSAREA = MAP_FAILED;
+    dri_state->driConnectedFlag = VA_NONE;
+
+    if (!VA_DRIQueryDirectRenderingCapable(ctx->x11_dpy, 
+                                           ctx->x11_screen, 
+                                           &direct_capable))
+        goto err_out0;
+
+    if (!direct_capable)
+        goto err_out0;
+
+    if (!VA_DRIGetClientDriverName(ctx->x11_dpy, ctx->x11_screen, 
+                                   &driver_major, &driver_minor,
+                                   &driver_patch, driver_name))
+        goto err_out0;
+
+    if (!VA_DRIOpenConnection(ctx->x11_dpy, ctx->x11_screen, 
+                              &dri_state->hSAREA, &BusID))
+        goto err_out0;
+
+    
+    dri_state->fd = drmOpenOnce(NULL, BusID, &newlyopened);
+    XFree(BusID);
+
+    if (dri_state->fd < 0)
+        goto err_out1;
+
+
+    if (drmGetMagic(dri_state->fd, &magic))
+        goto err_out1;
+
+    if (newlyopened && !VA_DRIAuthConnection(ctx->x11_dpy, ctx->x11_screen, magic))
+        goto err_out1;
+
+    if (drmMap(dri_state->fd, dri_state->hSAREA, SAREA_MAX, &dri_state->pSAREA))
+        goto err_out1;
+
+    if (!VA_DRICreateContext(ctx->x11_dpy, ctx->x11_screen,
+                             DefaultVisual(ctx->x11_dpy, ctx->x11_screen),
+                             &dri_state->hwContextID, &dri_state->hwContext))
+        goto err_out1;
+
+    dri_state->driConnectedFlag = VA_DRI1;
+    dri_state->createDrawable = dri1CreateDrawable;
+    dri_state->destroyDrawable = dri1DestroyDrawable;
+    dri_state->swapBuffer = dri1SwapBuffer;
+    dri_state->getRenderingBuffer = dri1GetRenderingBuffer;
+    dri_state->close = dri1Close;
+
+    return True;
+
+err_out1:
+    if (dri_state->pSAREA != MAP_FAILED)
+        drmUnmap(dri_state->pSAREA, SAREA_MAX);
+
+    if (dri_state->fd >= 0)
+        drmCloseOnce(dri_state->fd);
+
+    VA_DRICloseConnection(ctx->x11_dpy, ctx->x11_screen);
+
+err_out0:
+    if (*driver_name)
+        XFree(*driver_name);
+
+    dri_state->pSAREA = MAP_FAILED;
+    dri_state->fd = -1;
+    *driver_name = NULL;
+    
+    return False;
+}
+
diff --git a/va/x11/dri2_util.c b/va/x11/dri2_util.c
new file mode 100644
index 0000000..ebe7a2c
--- /dev/null
+++ b/va/x11/dri2_util.c
@@ -0,0 +1,200 @@
+#include <stdlib.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <assert.h>
+
+#include <xf86drm.h>
+
+#include <X11/Xlibint.h>
+#include <X11/Xlib.h>
+#include "va.h"
+#include "va_backend.h"
+
+#include "va_dri2.h"
+#include "va_dri2tokens.h"
+#include "va_dricommon.h"
+
+#define __DRI_BUFFER_FRONT_LEFT         0
+#define __DRI_BUFFER_BACK_LEFT          1
+#define __DRI_BUFFER_FRONT_RIGHT        2
+#define __DRI_BUFFER_BACK_RIGHT         3
+#define __DRI_BUFFER_DEPTH              4
+#define __DRI_BUFFER_STENCIL            5
+#define __DRI_BUFFER_ACCUM              6
+#define __DRI_BUFFER_FAKE_FRONT_LEFT    7
+#define __DRI_BUFFER_FAKE_FRONT_RIGHT   8
+
+struct dri2_drawable 
+{
+    struct dri_drawable base;
+    union dri_buffer buffers[5];
+    int width;
+    int height;
+    int has_backbuffer;
+    int back_index;
+    int front_index;
+};
+
+static struct dri_drawable * 
+dri2CreateDrawable(VADriverContextP ctx, XID x_drawable)
+{
+    struct dri2_drawable *dri2_drawable;
+
+    dri2_drawable = calloc(1, sizeof(*dri2_drawable));
+
+    if (!dri2_drawable)
+        return NULL;
+
+    dri2_drawable->base.x_drawable = x_drawable;
+    dri2_drawable->base.x = 0;
+    dri2_drawable->base.y = 0;
+    VA_DRI2CreateDrawable(ctx->x11_dpy, x_drawable);
+
+    return &dri2_drawable->base;
+}
+
+static void 
+dri2DestroyDrawable(VADriverContextP ctx, struct dri_drawable *dri_drawable)
+{
+    VA_DRI2DestroyDrawable(ctx->x11_dpy, dri_drawable->x_drawable);
+    free(dri_drawable);
+}
+
+static void 
+dri2SwapBuffer(VADriverContextP ctx, struct dri_drawable *dri_drawable)
+{
+    struct dri2_drawable *dri2_drawable = (struct dri2_drawable *)dri_drawable;
+    XRectangle xrect;
+    XserverRegion region;
+
+    if (dri2_drawable->has_backbuffer) {
+        xrect.x = 0;
+        xrect.y = 0;
+        xrect.width = dri2_drawable->width;
+        xrect.height = dri2_drawable->height;
+
+        region = XFixesCreateRegion(ctx->x11_dpy, &xrect, 1);
+        VA_DRI2CopyRegion(ctx->x11_dpy, dri_drawable->x_drawable, region,
+                       DRI2BufferFrontLeft, DRI2BufferBackLeft);
+        XFixesDestroyRegion(ctx->x11_dpy, region);
+    }
+}
+
+static union dri_buffer *
+dri2GetRenderingBuffer(VADriverContextP ctx, struct dri_drawable *dri_drawable)
+{
+    struct dri2_drawable *dri2_drawable = (struct dri2_drawable *)dri_drawable;
+    int i;
+    int count;
+    unsigned int attachments[5];
+    VA_DRI2Buffer *buffers;
+    
+    i = 0;
+    attachments[i++] = __DRI_BUFFER_BACK_LEFT;
+    attachments[i++] = __DRI_BUFFER_FRONT_LEFT;
+    buffers = VA_DRI2GetBuffers(ctx->x11_dpy, dri_drawable->x_drawable,
+			     &dri2_drawable->width, &dri2_drawable->height, 
+                             attachments, i, &count);
+    assert(buffers);
+    if (buffers == NULL)
+        return NULL;
+
+    dri2_drawable->has_backbuffer = 0;
+
+    for (i = 0; i < count; i++) {
+        dri2_drawable->buffers[i].dri2.attachment = buffers[i].attachment;
+        dri2_drawable->buffers[i].dri2.name = buffers[i].name;
+        dri2_drawable->buffers[i].dri2.pitch = buffers[i].pitch;
+        dri2_drawable->buffers[i].dri2.cpp = buffers[i].cpp;
+        dri2_drawable->buffers[i].dri2.flags = buffers[i].flags;
+        
+        if (buffers[i].attachment == __DRI_BUFFER_BACK_LEFT) {
+            dri2_drawable->has_backbuffer = 1;
+            dri2_drawable->back_index = i;
+        }
+
+        if (buffers[i].attachment == __DRI_BUFFER_FRONT_LEFT)
+            dri2_drawable->front_index = i;
+    }
+    
+    dri_drawable->width = dri2_drawable->width;
+    dri_drawable->height = dri2_drawable->height;
+    Xfree(buffers);
+
+    if (dri2_drawable->has_backbuffer)
+        return &dri2_drawable->buffers[dri2_drawable->back_index];
+
+    return &dri2_drawable->buffers[dri2_drawable->front_index];
+}
+
+static void
+dri2Close(VADriverContextP ctx)
+{
+    struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
+
+    free_drawable_hashtable(ctx);
+    assert(dri_state->fd >= 0);
+    close(dri_state->fd);
+}
+
+Bool 
+isDRI2Connected(VADriverContextP ctx, char **driver_name)
+{
+    struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
+    int major, minor;
+    int error_base;
+    int event_base;
+    char *device_name = NULL;
+    drm_magic_t magic;        
+    *driver_name = NULL;
+    dri_state->fd = -1;
+    dri_state->driConnectedFlag = VA_NONE;
+    if (!VA_DRI2QueryExtension(ctx->x11_dpy, &event_base, &error_base))
+        goto err_out;
+
+    if (!VA_DRI2QueryVersion(ctx->x11_dpy, &major, &minor))
+        goto err_out;
+
+
+    if (!VA_DRI2Connect(ctx->x11_dpy, RootWindow(ctx->x11_dpy, ctx->x11_screen),
+                     driver_name, &device_name))
+        goto err_out;
+
+    dri_state->fd = open(device_name, O_RDWR);
+    assert(dri_state->fd >= 0);
+
+    if (dri_state->fd < 0)
+        goto err_out;
+
+    if (drmGetMagic(dri_state->fd, &magic))
+        goto err_out;
+
+    if (!VA_DRI2Authenticate(ctx->x11_dpy, RootWindow(ctx->x11_dpy, ctx->x11_screen),
+                          magic))
+        goto err_out;
+
+    dri_state->driConnectedFlag = VA_DRI2;
+    dri_state->createDrawable = dri2CreateDrawable;
+    dri_state->destroyDrawable = dri2DestroyDrawable;
+    dri_state->swapBuffer = dri2SwapBuffer;
+    dri_state->getRenderingBuffer = dri2GetRenderingBuffer;
+    dri_state->close = dri2Close;
+
+    return True;
+
+err_out:
+    if (device_name)
+        Xfree(device_name);
+
+    if (*driver_name)
+        Xfree(*driver_name);
+
+    if (dri_state->fd >= 0)
+        close(dri_state->fd);
+
+    *driver_name = NULL;
+    dri_state->fd = -1;
+    
+    return False;
+}
+
diff --git a/va/x11/va_dri.c b/va/x11/va_dri.c
new file mode 100644
index 0000000..ce3b7cd
--- /dev/null
+++ b/va/x11/va_dri.c
@@ -0,0 +1,624 @@
+/* $XFree86: xc/lib/GL/dri/XF86dri.c,v 1.13 2002/10/30 12:51:25 alanh Exp $ */
+/**************************************************************************
+
+Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+Copyright 2000 VA Linux Systems, Inc.
+Copyright 2007 Intel Corporation
+All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sub license, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice (including the
+next paragraph) shall be included in all copies or substantial portions
+of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+**************************************************************************/
+
+/*
+ * Authors:
+ *   Kevin E. Martin <martin@valinux.com>
+ *   Jens Owen <jens@tungstengraphics.com>
+ *   Rickard E. (Rik) Faith <faith@valinux.com>
+ *
+ */
+
+/* THIS IS NOT AN X CONSORTIUM STANDARD */
+
+#define NEED_REPLIES
+#include <X11/Xlibint.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+#include "va_dristr.h"
+
+#define PUBLIC
+
+static XExtensionInfo _va_dri_info_data;
+static XExtensionInfo *va_dri_info = &_va_dri_info_data;
+static char va_dri_extension_name[] = VA_DRINAME;
+
+#define VA_DRICheckExtension(dpy,i,val) \
+  XextCheckExtension (dpy, i, va_dri_extension_name, val)
+
+/*****************************************************************************
+ *                                                                           *
+ *			   private utility routines                          *
+ *                                                                           *
+ *****************************************************************************/
+
+static int close_display(Display *dpy, XExtCodes *extCodes);
+static /* const */ XExtensionHooks va_dri_extension_hooks = {
+    NULL,				/* create_gc */
+    NULL,				/* copy_gc */
+    NULL,				/* flush_gc */
+    NULL,				/* free_gc */
+    NULL,				/* create_font */
+    NULL,				/* free_font */
+    close_display,			/* close_display */
+    NULL,				/* wire_to_event */
+    NULL,				/* event_to_wire */
+    NULL,				/* error */
+    NULL,				/* error_string */
+};
+
+static XEXT_GENERATE_FIND_DISPLAY (find_display, va_dri_info, 
+				   va_dri_extension_name, 
+				   &va_dri_extension_hooks, 
+				   0, NULL)
+
+static XEXT_GENERATE_CLOSE_DISPLAY (close_display, va_dri_info)
+
+
+/*****************************************************************************
+ *                                                                           *
+ *		    public XFree86-DRI Extension routines                    *
+ *                                                                           *
+ *****************************************************************************/
+
+#if 0
+#include <stdio.h>
+#define TRACE(msg)  fprintf(stderr,"XF86DRI%s\n", msg);
+#else
+#define TRACE(msg)
+#endif
+
+
+PUBLIC Bool VA_DRIQueryExtension (dpy, event_basep, error_basep)
+    Display *dpy;
+    int *event_basep, *error_basep;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+
+    TRACE("QueryExtension...");
+    if (XextHasExtension(info)) {
+	*event_basep = info->codes->first_event;
+	*error_basep = info->codes->first_error;
+        TRACE("QueryExtension... return True");
+	return True;
+    } else {
+        TRACE("QueryExtension... return False");
+	return False;
+    }
+}
+
+PUBLIC Bool VA_DRIQueryVersion(dpy, majorVersion, minorVersion, patchVersion)
+    Display* dpy;
+    int* majorVersion; 
+    int* minorVersion;
+    int* patchVersion;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRIQueryVersionReply rep;
+    xVA_DRIQueryVersionReq *req;
+
+    TRACE("QueryVersion...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRIQueryVersion, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRIQueryVersion;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("QueryVersion... return False");
+	return False;
+    }
+    *majorVersion = rep.majorVersion;
+    *minorVersion = rep.minorVersion;
+    *patchVersion = rep.patchVersion;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("QueryVersion... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRIQueryDirectRenderingCapable(dpy, screen, isCapable)
+    Display* dpy;
+    int screen;
+    Bool* isCapable;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRIQueryDirectRenderingCapableReply rep;
+    xVA_DRIQueryDirectRenderingCapableReq *req;
+
+    TRACE("QueryDirectRenderingCapable...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRIQueryDirectRenderingCapable, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRIQueryDirectRenderingCapable;
+    req->screen = screen;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("QueryDirectRenderingCapable... return False");
+	return False;
+    }
+    *isCapable = rep.isCapable;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("QueryDirectRenderingCapable... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRIOpenConnection(dpy, screen, hSAREA, busIdString)
+    Display* dpy;
+    int screen;
+    drm_handle_t * hSAREA;
+    char **busIdString;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRIOpenConnectionReply rep;
+    xVA_DRIOpenConnectionReq *req;
+
+    TRACE("OpenConnection...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRIOpenConnection, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRIOpenConnection;
+    req->screen = screen;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("OpenConnection... return False");
+	return False;
+    }
+
+    *hSAREA = rep.hSAREALow;
+    if (sizeof(drm_handle_t) == 8) {
+       int shift = 32; /* var to prevent warning on next line */
+       *hSAREA |= ((drm_handle_t) rep.hSAREAHigh) << shift;
+    }
+
+    if (rep.length) {
+        if (!(*busIdString = (char *)Xcalloc(rep.busIdStringLength + 1, 1))) {
+            _XEatData(dpy, ((rep.busIdStringLength+3) & ~3));
+            UnlockDisplay(dpy);
+            SyncHandle();
+            TRACE("OpenConnection... return False");
+            return False;
+        }
+	_XReadPad(dpy, *busIdString, rep.busIdStringLength);
+    } else {
+        *busIdString = NULL;
+    }
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("OpenConnection... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRIAuthConnection(dpy, screen, magic)
+    Display* dpy;
+    int screen;
+    drm_magic_t magic;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRIAuthConnectionReq *req;
+    xVA_DRIAuthConnectionReply rep;
+
+    TRACE("AuthConnection...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRIAuthConnection, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRIAuthConnection;
+    req->screen = screen;
+    req->magic = magic;
+    rep.authenticated = 0;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse) || !rep.authenticated) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("AuthConnection... return False");
+	return False;
+    }
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("AuthConnection... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRICloseConnection(dpy, screen)
+    Display* dpy;
+    int screen;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRICloseConnectionReq *req;
+
+    TRACE("CloseConnection...");
+
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRICloseConnection, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRICloseConnection;
+    req->screen = screen;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("CloseConnection... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRIGetClientDriverName(dpy, screen, ddxDriverMajorVersion, 
+	ddxDriverMinorVersion, ddxDriverPatchVersion, clientDriverName)
+    Display* dpy;
+    int screen;
+    int* ddxDriverMajorVersion;
+    int* ddxDriverMinorVersion;
+    int* ddxDriverPatchVersion;
+    char** clientDriverName;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRIGetClientDriverNameReply rep;
+    xVA_DRIGetClientDriverNameReq *req;
+
+    TRACE("GetClientDriverName...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRIGetClientDriverName, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRIGetClientDriverName;
+    req->screen = screen;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("GetClientDriverName... return False");
+	return False;
+    }
+
+    *ddxDriverMajorVersion = rep.ddxDriverMajorVersion;
+    *ddxDriverMinorVersion = rep.ddxDriverMinorVersion;
+    *ddxDriverPatchVersion = rep.ddxDriverPatchVersion;
+
+    if (rep.length) {
+        if (!(*clientDriverName = (char *)Xcalloc(rep.clientDriverNameLength + 1, 1))) {
+            _XEatData(dpy, ((rep.clientDriverNameLength+3) & ~3));
+            UnlockDisplay(dpy);
+            SyncHandle();
+            TRACE("GetClientDriverName... return False");
+            return False;
+        }
+	_XReadPad(dpy, *clientDriverName, rep.clientDriverNameLength);
+    } else {
+        *clientDriverName = NULL;
+    }
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("GetClientDriverName... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRICreateContextWithConfig(dpy, screen, configID, context,
+	hHWContext)
+    Display* dpy;
+    int screen;
+    int configID;
+    XID* context;
+    drm_context_t * hHWContext;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRICreateContextReply rep;
+    xVA_DRICreateContextReq *req;
+
+    TRACE("CreateContext...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRICreateContext, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRICreateContext;
+    req->visual = configID;
+    req->screen = screen;
+    *context = XAllocID(dpy);
+    req->context = *context;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("CreateContext... return False");
+	return False;
+    }
+    *hHWContext = rep.hHWContext;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("CreateContext... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRICreateContext(dpy, screen, visual, context, hHWContext)
+    Display* dpy;
+    int screen;
+    Visual* visual;
+    XID* context;
+    drm_context_t * hHWContext;
+{
+    return VA_DRICreateContextWithConfig( dpy, screen, visual->visualid,
+					   context, hHWContext );
+}
+
+PUBLIC Bool VA_DRIDestroyContext( __DRInativeDisplay * ndpy, int screen, 
+    __DRIid context )
+{
+    Display * const dpy = (Display *) ndpy;
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRIDestroyContextReq *req;
+
+    TRACE("DestroyContext...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRIDestroyContext, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRIDestroyContext;
+    req->screen = screen;
+    req->context = context;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("DestroyContext... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRICreateDrawable( __DRInativeDisplay * ndpy, int screen, 
+    __DRIid drawable, drm_drawable_t * hHWDrawable )
+{
+    Display * const dpy = (Display *) ndpy;
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRICreateDrawableReply rep;
+    xVA_DRICreateDrawableReq *req;
+
+    TRACE("CreateDrawable...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRICreateDrawable, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRICreateDrawable;
+    req->screen = screen;
+    req->drawable = drawable;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("CreateDrawable... return False");
+	return False;
+    }
+    *hHWDrawable = rep.hHWDrawable;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("CreateDrawable... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRIDestroyDrawable( __DRInativeDisplay * ndpy, int screen,
+    __DRIid drawable )
+{
+    Display * const dpy = (Display *) ndpy;
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRIDestroyDrawableReq *req;
+
+    TRACE("DestroyDrawable...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRIDestroyDrawable, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRIDestroyDrawable;
+    req->screen = screen;
+    req->drawable = drawable;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("DestroyDrawable... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRIGetDrawableInfo(Display* dpy, int screen, Drawable drawable,
+    unsigned int* index, unsigned int* stamp,
+    int* X, int* Y, int* W, int* H,
+    int* numClipRects, drm_clip_rect_t ** pClipRects,
+    int* backX, int* backY,
+    int* numBackClipRects, drm_clip_rect_t ** pBackClipRects )
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRIGetDrawableInfoReply rep;
+    xVA_DRIGetDrawableInfoReq *req;
+    int total_rects;
+
+    TRACE("GetDrawableInfo...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRIGetDrawableInfo, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRIGetDrawableInfo;
+    req->screen = screen;
+    req->drawable = drawable;
+
+    if (!_XReply(dpy, (xReply *)&rep, 1, xFalse)) 
+    {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("GetDrawableInfo... return False");
+	return False;
+    }
+    *index = rep.drawableTableIndex;
+    *stamp = rep.drawableTableStamp;
+    *X = (int)rep.drawableX;
+    *Y = (int)rep.drawableY;
+    *W = (int)rep.drawableWidth;
+    *H = (int)rep.drawableHeight;
+    *numClipRects = rep.numClipRects;
+    total_rects = *numClipRects;
+
+    *backX = rep.backX;
+    *backY = rep.backY;
+    *numBackClipRects = rep.numBackClipRects;
+    total_rects += *numBackClipRects;
+
+#if 0
+    /* Because of the fix in Xserver/GL/dri/xf86dri.c, this check breaks
+     * backwards compatibility (Because of the >> 2 shift) but the fix
+     * enables multi-threaded apps to work.
+     */
+    if (rep.length !=  ((((SIZEOF(xVA_DRIGetDrawableInfoReply) - 
+		       SIZEOF(xGenericReply) + 
+		       total_rects * sizeof(drm_clip_rect_t)) + 3) & ~3) >> 2)) {
+        _XEatData(dpy, rep.length);
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("GetDrawableInfo... return False");
+        return False;
+    }
+#endif
+
+    if (*numClipRects) {
+       int len = sizeof(drm_clip_rect_t) * (*numClipRects);
+
+       *pClipRects = (drm_clip_rect_t *)Xcalloc(len, 1);
+       if (*pClipRects) 
+	  _XRead(dpy, (char*)*pClipRects, len);
+    } else {
+        *pClipRects = NULL;
+    }
+
+    if (*numBackClipRects) {
+       int len = sizeof(drm_clip_rect_t) * (*numBackClipRects);
+
+       *pBackClipRects = (drm_clip_rect_t *)Xcalloc(len, 1);
+       if (*pBackClipRects) 
+	  _XRead(dpy, (char*)*pBackClipRects, len);
+    } else {
+        *pBackClipRects = NULL;
+    }
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("GetDrawableInfo... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRIGetDeviceInfo(dpy, screen, hFrameBuffer, 
+	fbOrigin, fbSize, fbStride, devPrivateSize, pDevPrivate)
+    Display* dpy;
+    int screen;
+    drm_handle_t * hFrameBuffer;
+    int* fbOrigin;
+    int* fbSize;
+    int* fbStride;
+    int* devPrivateSize;
+    void** pDevPrivate;
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    xVA_DRIGetDeviceInfoReply rep;
+    xVA_DRIGetDeviceInfoReq *req;
+
+    TRACE("GetDeviceInfo...");
+    VA_DRICheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(VA_DRIGetDeviceInfo, req);
+    req->reqType = info->codes->major_opcode;
+    req->driReqType = X_VA_DRIGetDeviceInfo;
+    req->screen = screen;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+        TRACE("GetDeviceInfo... return False");
+	return False;
+    }
+
+    *hFrameBuffer = rep.hFrameBufferLow;
+    if (sizeof(drm_handle_t) == 8) {
+       int shift = 32; /* var to prevent warning on next line */
+       *hFrameBuffer |= ((drm_handle_t) rep.hFrameBufferHigh) << shift;
+    }
+
+    *fbOrigin = rep.framebufferOrigin;
+    *fbSize = rep.framebufferSize;
+    *fbStride = rep.framebufferStride;
+    *devPrivateSize = rep.devPrivateSize;
+
+    if (rep.length) {
+        if (!(*pDevPrivate = (void *)Xcalloc(rep.devPrivateSize, 1))) {
+            _XEatData(dpy, ((rep.devPrivateSize+3) & ~3));
+            UnlockDisplay(dpy);
+            SyncHandle();
+            TRACE("GetDeviceInfo... return False");
+            return False;
+        }
+	_XRead(dpy, (char*)*pDevPrivate, rep.devPrivateSize);
+    } else {
+        *pDevPrivate = NULL;
+    }
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    TRACE("GetDeviceInfo... return True");
+    return True;
+}
+
+PUBLIC Bool VA_DRIOpenFullScreen(dpy, screen, drawable)
+    Display* dpy;
+    int screen;
+    Drawable drawable;
+{
+    /* This function and the underlying X protocol are deprecated.
+     */
+    (void) dpy;
+    (void) screen;
+    (void) drawable;
+    return False;
+}
+
+PUBLIC Bool VA_DRICloseFullScreen(dpy, screen, drawable)
+    Display* dpy;
+    int screen;
+    Drawable drawable;
+{
+    /* This function and the underlying X protocol are deprecated.
+     */
+    (void) dpy;
+    (void) screen;
+    (void) drawable;
+    return True;
+}
+
+#undef TRACE
+
diff --git a/va/x11/va_dri.h b/va/x11/va_dri.h
new file mode 100644
index 0000000..91f87a2
--- /dev/null
+++ b/va/x11/va_dri.h
@@ -0,0 +1,120 @@
+/* $XFree86: xc/lib/GL/dri/xf86dri.h,v 1.8 2002/10/30 12:51:25 alanh Exp $ */
+/**************************************************************************
+
+Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+Copyright 2000 VA Linux Systems, Inc.
+Copyright 2007 Intel Corporation
+All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sub license, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice (including the
+next paragraph) shall be included in all copies or substantial portions
+of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+**************************************************************************/
+
+/**
+ * \file xf86dri.h
+ * Protocol numbers and function prototypes for DRI X protocol.
+ *
+ * \author Kevin E. Martin <martin@valinux.com>
+ * \author Jens Owen <jens@tungstengraphics.com>
+ * \author Rickard E. (Rik) Faith <faith@valinux.com>
+ */
+
+#ifndef _VA_DRI_H_
+#define _VA_DRI_H_
+
+#include <X11/Xfuncproto.h>
+#include <xf86drm.h>
+
+#define X_VA_DRIQueryVersion			0
+#define X_VA_DRIQueryDirectRenderingCapable	1
+#define X_VA_DRIOpenConnection			2
+#define X_VA_DRICloseConnection		3
+#define X_VA_DRIGetClientDriverName		4
+#define X_VA_DRICreateContext			5
+#define X_VA_DRIDestroyContext			6
+#define X_VA_DRICreateDrawable			7
+#define X_VA_DRIDestroyDrawable		8
+#define X_VA_DRIGetDrawableInfo		9
+#define X_VA_DRIGetDeviceInfo			10
+#define X_VA_DRIAuthConnection                 11
+#define X_VA_DRIOpenFullScreen                 12   /* Deprecated */
+#define X_VA_DRICloseFullScreen                13   /* Deprecated */
+
+#define VA_DRINumberEvents		0
+
+#define VA_DRIClientNotLocal		0
+#define VA_DRIOperationNotSupported	1
+#define VA_DRINumberErrors		(VA_DRIOperationNotSupported + 1)
+
+typedef unsigned long __DRIid;
+typedef void __DRInativeDisplay;
+
+_XFUNCPROTOBEGIN
+
+Bool VA_DRIQueryExtension( Display *dpy, int *event_base, int *error_base );
+
+Bool VA_DRIQueryVersion( Display *dpy, int *majorVersion, int *minorVersion,
+    int *patchVersion );
+
+Bool VA_DRIQueryDirectRenderingCapable( Display *dpy, int screen,
+    Bool *isCapable );
+
+Bool VA_DRIOpenConnection( Display *dpy, int screen, drm_handle_t *hSAREA,
+    char **busIDString );
+
+Bool VA_DRIAuthConnection( Display *dpy, int screen, drm_magic_t magic );
+
+Bool VA_DRICloseConnection( Display *dpy, int screen );
+
+Bool VA_DRIGetClientDriverName( Display *dpy, int screen,
+    int *ddxDriverMajorVersion, int *ddxDriverMinorVersion,
+    int *ddxDriverPatchVersion, char **clientDriverName );
+
+Bool VA_DRICreateContext( Display *dpy, int screen, Visual *visual,
+    XID *ptr_to_returned_context_id, drm_context_t *hHWContext );
+
+Bool VA_DRICreateContextWithConfig( Display *dpy, int screen, int configID,
+    XID *ptr_to_returned_context_id, drm_context_t *hHWContext );
+
+Bool VA_DRIDestroyContext( __DRInativeDisplay *dpy, int screen,
+    __DRIid context_id );
+
+Bool VA_DRICreateDrawable( __DRInativeDisplay *dpy, int screen,
+    __DRIid drawable, drm_drawable_t *hHWDrawable );
+
+Bool VA_DRIDestroyDrawable( __DRInativeDisplay *dpy, int screen, 
+    __DRIid drawable);
+
+Bool VA_DRIGetDrawableInfo( Display *dpy, int screen, Drawable drawable,
+    unsigned int *index, unsigned int *stamp, 
+    int *X, int *Y, int *W, int *H,
+    int *numClipRects, drm_clip_rect_t ** pClipRects,
+    int *backX, int *backY,
+    int *numBackClipRects, drm_clip_rect_t **pBackClipRects );
+
+Bool VA_DRIGetDeviceInfo( Display *dpy, int screen,
+    drm_handle_t *hFrameBuffer, int *fbOrigin, int *fbSize,
+    int *fbStride, int *devPrivateSize, void **pDevPrivate );
+
+_XFUNCPROTOEND
+
+#endif /* _VA_DRI_H_ */
+
diff --git a/va/x11/va_dri2.c b/va/x11/va_dri2.c
new file mode 100644
index 0000000..c602bba
--- /dev/null
+++ b/va/x11/va_dri2.c
@@ -0,0 +1,307 @@
+/*
+ * Copyright © 2008 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL 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 PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ *   Kristian Høgsberg (krh@redhat.com)
+ */
+
+
+#define NEED_REPLIES
+#include <X11/Xlibint.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+#include "xf86drm.h"
+#include "va_dri2.h"
+#include "va_dri2str.h"
+#include "va_dri2tokens.h"
+
+#ifndef DRI2DriverDRI
+#define DRI2DriverDRI 0
+#endif
+
+static char va_dri2ExtensionName[] = DRI2_NAME;
+static XExtensionInfo _va_dri2_info_data;
+static XExtensionInfo *va_dri2Info = &_va_dri2_info_data;
+static XEXT_GENERATE_CLOSE_DISPLAY (VA_DRI2CloseDisplay, va_dri2Info)
+static /* const */ XExtensionHooks va_dri2ExtensionHooks = {
+    NULL,				/* create_gc */
+    NULL,				/* copy_gc */
+    NULL,				/* flush_gc */
+    NULL,				/* free_gc */
+    NULL,				/* create_font */
+    NULL,				/* free_font */
+    VA_DRI2CloseDisplay,		/* close_display */
+    NULL,				/* wire_to_event */
+    NULL,				/* event_to_wire */
+    NULL,				/* error */
+    NULL,				/* error_string */
+};
+
+static XEXT_GENERATE_FIND_DISPLAY (DRI2FindDisplay, va_dri2Info, 
+				   va_dri2ExtensionName, 
+				   &va_dri2ExtensionHooks, 
+				   0, NULL)
+
+Bool VA_DRI2QueryExtension(Display *dpy, int *eventBase, int *errorBase)
+{
+    XExtDisplayInfo *info = DRI2FindDisplay(dpy);
+
+    if (XextHasExtension(info)) {
+	*eventBase = info->codes->first_event;
+	*errorBase = info->codes->first_error;
+	return True;
+    }
+
+    return False;
+}
+
+Bool VA_DRI2QueryVersion(Display *dpy, int *major, int *minor)
+{
+    XExtDisplayInfo *info = DRI2FindDisplay (dpy);
+    xDRI2QueryVersionReply rep;
+    xDRI2QueryVersionReq *req;
+
+    XextCheckExtension (dpy, info, va_dri2ExtensionName, False);
+
+    LockDisplay(dpy);
+    GetReq(DRI2QueryVersion, req);
+    req->reqType = info->codes->major_opcode;
+    req->dri2ReqType = X_DRI2QueryVersion;
+    req->majorVersion = DRI2_MAJOR;
+    req->minorVersion = DRI2_MINOR;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return False;
+    }
+    *major = rep.majorVersion;
+    *minor = rep.minorVersion;
+    UnlockDisplay(dpy);
+    SyncHandle();
+
+    return True;
+}
+
+Bool VA_DRI2Connect(Display *dpy, XID window,
+		 char **driverName, char **deviceName)
+{
+    XExtDisplayInfo *info = DRI2FindDisplay(dpy);
+    xDRI2ConnectReply rep;
+    xDRI2ConnectReq *req;
+
+    XextCheckExtension (dpy, info, va_dri2ExtensionName, False);
+
+    LockDisplay(dpy);
+    GetReq(DRI2Connect, req);
+    req->reqType = info->codes->major_opcode;
+    req->dri2ReqType = X_DRI2Connect;
+    req->window = window;
+    req->driverType = DRI2DriverDRI;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return False;
+    }
+
+    if (rep.driverNameLength == 0 && rep.deviceNameLength == 0) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return False;
+    }
+
+    *driverName = Xmalloc(rep.driverNameLength + 1);
+    if (*driverName == NULL) {
+	_XEatData(dpy, 
+		  ((rep.driverNameLength + 3) & ~3) +
+		  ((rep.deviceNameLength + 3) & ~3));
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return False;
+    }
+    _XReadPad(dpy, *driverName, rep.driverNameLength);
+    (*driverName)[rep.driverNameLength] = '\0';
+
+    *deviceName = Xmalloc(rep.deviceNameLength + 1);
+    if (*deviceName == NULL) {
+	Xfree(*driverName);
+	_XEatData(dpy, ((rep.deviceNameLength + 3) & ~3));
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return False;
+    }
+    _XReadPad(dpy, *deviceName, rep.deviceNameLength);
+    (*deviceName)[rep.deviceNameLength] = '\0';
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+
+    return True;
+}
+
+Bool VA_DRI2Authenticate(Display *dpy, XID window, drm_magic_t magic)
+{
+    XExtDisplayInfo *info = DRI2FindDisplay(dpy);
+    xDRI2AuthenticateReq *req;
+    xDRI2AuthenticateReply rep;
+
+    XextCheckExtension (dpy, info, va_dri2ExtensionName, False);
+
+    LockDisplay(dpy);
+    GetReq(DRI2Authenticate, req);
+    req->reqType = info->codes->major_opcode;
+    req->dri2ReqType = X_DRI2Authenticate;
+    req->window = window;
+    req->magic = magic;
+
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return False;
+    }
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+
+    return rep.authenticated;
+}
+
+void VA_DRI2CreateDrawable(Display *dpy, XID drawable)
+{
+    XExtDisplayInfo *info = DRI2FindDisplay(dpy);
+    xDRI2CreateDrawableReq *req;
+
+    XextSimpleCheckExtension (dpy, info, va_dri2ExtensionName);
+
+    LockDisplay(dpy);
+    GetReq(DRI2CreateDrawable, req);
+    req->reqType = info->codes->major_opcode;
+    req->dri2ReqType = X_DRI2CreateDrawable;
+    req->drawable = drawable;
+    UnlockDisplay(dpy);
+    SyncHandle();
+}
+
+void VA_DRI2DestroyDrawable(Display *dpy, XID drawable)
+{
+    XExtDisplayInfo *info = DRI2FindDisplay(dpy);
+    xDRI2DestroyDrawableReq *req;
+
+    XextSimpleCheckExtension (dpy, info, va_dri2ExtensionName);
+
+    XSync(dpy, False);
+
+    LockDisplay(dpy);
+    GetReq(DRI2DestroyDrawable, req);
+    req->reqType = info->codes->major_opcode;
+    req->dri2ReqType = X_DRI2DestroyDrawable;
+    req->drawable = drawable;
+    UnlockDisplay(dpy);
+    SyncHandle();
+}
+
+VA_DRI2Buffer *VA_DRI2GetBuffers(Display *dpy, XID drawable,
+			   int *width, int *height,
+			   unsigned int *attachments, int count,
+			   int *outCount)
+{
+    XExtDisplayInfo *info = DRI2FindDisplay(dpy);
+    xDRI2GetBuffersReply rep;
+    xDRI2GetBuffersReq *req;
+    VA_DRI2Buffer *buffers;
+    xDRI2Buffer repBuffer;
+    CARD32 *p;
+    int i;
+
+    XextCheckExtension (dpy, info, va_dri2ExtensionName, False);
+
+    LockDisplay(dpy);
+    GetReqExtra(DRI2GetBuffers, count * 4, req);
+    req->reqType = info->codes->major_opcode;
+    req->dri2ReqType = X_DRI2GetBuffers;
+    req->drawable = drawable;
+    req->count = count;
+    p = (CARD32 *) &req[1];
+    for (i = 0; i < count; i++)
+	p[i] = attachments[i];
+
+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return NULL;
+    }
+
+    *width = rep.width;
+    *height = rep.height;
+    *outCount = rep.count;
+
+    buffers = Xmalloc(rep.count * sizeof buffers[0]);
+    if (buffers == NULL) {
+	_XEatData(dpy, rep.count * sizeof repBuffer);
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return NULL;
+    }
+
+    for (i = 0; i < rep.count; i++) {
+	_XReadPad(dpy, (char *) &repBuffer, sizeof repBuffer);
+	buffers[i].attachment = repBuffer.attachment;
+	buffers[i].name = repBuffer.name;
+	buffers[i].pitch = repBuffer.pitch;
+	buffers[i].cpp = repBuffer.cpp;
+	buffers[i].flags = repBuffer.flags;
+    }
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+
+    return buffers;
+}
+
+void VA_DRI2CopyRegion(Display *dpy, XID drawable, XserverRegion region,
+		    CARD32 dest, CARD32 src)
+{
+    XExtDisplayInfo *info = DRI2FindDisplay(dpy);
+    xDRI2CopyRegionReq *req;
+    xDRI2CopyRegionReply rep;
+
+    XextSimpleCheckExtension (dpy, info, va_dri2ExtensionName);
+
+    LockDisplay(dpy);
+    GetReq(DRI2CopyRegion, req);
+    req->reqType = info->codes->major_opcode;
+    req->dri2ReqType = X_DRI2CopyRegion;
+    req->drawable = drawable;
+    req->region = region;
+    req->dest = dest;
+    req->src = src;
+
+    _XReply(dpy, (xReply *)&rep, 0, xFalse);
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+}
diff --git a/va/x11/va_dri2.h b/va/x11/va_dri2.h
new file mode 100644
index 0000000..a26a839
--- /dev/null
+++ b/va/x11/va_dri2.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright © 2007,2008 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL 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 PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ *   Kristian Høgsberg (krh@redhat.com)
+ */
+
+#ifndef _VA_DRI2_H_
+#define _VA_DRI2_H_
+
+#include <X11/extensions/Xfixes.h>
+#include <X11/Xfuncproto.h>
+#include <xf86drm.h>
+
+typedef struct {
+    unsigned int attachment;
+    unsigned int name;
+    unsigned int pitch;
+    unsigned int cpp;
+    unsigned int flags;
+} VA_DRI2Buffer;
+
+extern Bool
+VA_DRI2QueryExtension(Display *display, int *eventBase, int *errorBase);
+extern Bool
+VA_DRI2QueryVersion(Display *display, int *major, int *minor);
+extern Bool
+VA_DRI2Connect(Display *display, XID window,
+	    char **driverName, char **deviceName);
+extern Bool
+VA_DRI2Authenticate(Display *display, XID window, drm_magic_t magic);
+extern void
+VA_DRI2CreateDrawable(Display *display, XID drawable);
+extern void
+VA_DRI2DestroyDrawable(Display *display, XID handle);
+extern VA_DRI2Buffer *
+VA_DRI2GetBuffers(Display *dpy, XID drawable,
+	       int *width, int *height,
+	       unsigned int *attachments, int count,
+	       int *outCount);
+#if 0
+extern void
+VA_DRI2CopyRegion(Display *dpy, XID drawable, XserverRegion region,
+	       CARD32 dest, CARD32 src);
+#endif
+#endif
diff --git a/va/x11/va_dri2str.h b/va/x11/va_dri2str.h
new file mode 100644
index 0000000..dc3f2d1
--- /dev/null
+++ b/va/x11/va_dri2str.h
@@ -0,0 +1,193 @@
+/*
+ * Copyright © 2008 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL 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 PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ *   Kristian Høgsberg (krh@redhat.com)
+ */
+
+#ifndef _DRI2_PROTO_H_
+#define _DRI2_PROTO_H_
+
+#define DRI2_NAME			"DRI2"
+#define DRI2_MAJOR			1
+#define DRI2_MINOR			0
+
+#define DRI2NumberErrors		0
+#define DRI2NumberEvents		0
+#define DRI2NumberRequests		7
+
+#define X_DRI2QueryVersion		0
+#define X_DRI2Connect			1
+#define X_DRI2Authenticate		2
+#define X_DRI2CreateDrawable		3
+#define X_DRI2DestroyDrawable		4
+#define X_DRI2GetBuffers		5
+#define X_DRI2CopyRegion		6
+
+typedef struct {
+    CARD32  attachment B32;
+    CARD32  name B32;
+    CARD32  pitch B32;
+    CARD32  cpp B32;
+    CARD32  flags B32;
+} xDRI2Buffer;
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   dri2ReqType;
+    CARD16  length B16;
+    CARD32  majorVersion B32;
+    CARD32  minorVersion B32;
+} xDRI2QueryVersionReq;
+#define sz_xDRI2QueryVersionReq   12
+
+typedef struct {
+    BYTE    type;   /* X_Reply */
+    BYTE    pad1;
+    CARD16  sequenceNumber B16;
+    CARD32  length B32;
+    CARD32  majorVersion B32;
+    CARD32  minorVersion B32;
+    CARD32  pad2 B32;
+    CARD32  pad3 B32;
+    CARD32  pad4 B32;
+    CARD32  pad5 B32;
+} xDRI2QueryVersionReply;
+#define sz_xDRI2QueryVersionReply	32
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   dri2ReqType;
+    CARD16  length B16;
+    CARD32  window B32;
+    CARD32  driverType B32;
+} xDRI2ConnectReq;
+#define sz_xDRI2ConnectReq	12
+
+typedef struct {
+    BYTE    type;   /* X_Reply */
+    BYTE    pad1;
+    CARD16  sequenceNumber B16;
+    CARD32  length B32;
+    CARD32  driverNameLength B32;
+    CARD32  deviceNameLength B32;
+    CARD32  pad2 B32;
+    CARD32  pad3 B32;
+    CARD32  pad4 B32;
+    CARD32  pad5 B32;
+} xDRI2ConnectReply;
+#define sz_xDRI2ConnectReply	32
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   dri2ReqType;
+    CARD16  length B16;
+    CARD32  window B32;
+    CARD32  magic B32;
+} xDRI2AuthenticateReq;
+#define sz_xDRI2AuthenticateReq   12
+
+typedef struct {
+    BYTE    type;   /* X_Reply */
+    BYTE    pad1;
+    CARD16  sequenceNumber B16;
+    CARD32  length B32;
+    CARD32  authenticated B32;
+    CARD32  pad2 B32;
+    CARD32  pad3 B32;
+    CARD32  pad4 B32;
+    CARD32  pad5 B32;
+    CARD32  pad6 B32;
+} xDRI2AuthenticateReply;
+#define sz_xDRI2AuthenticateReply	32
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   dri2ReqType;
+    CARD16  length B16;
+    CARD32  drawable B32;
+} xDRI2CreateDrawableReq;
+#define sz_xDRI2CreateDrawableReq   8
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   dri2ReqType;
+    CARD16  length B16;
+    CARD32  drawable B32;
+} xDRI2DestroyDrawableReq;
+#define sz_xDRI2DestroyDrawableReq   8
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   dri2ReqType;
+    CARD16  length B16;
+    CARD32  drawable B32;
+    CARD32  count B32;
+} xDRI2GetBuffersReq;
+#define sz_xDRI2GetBuffersReq   12
+
+typedef struct {
+    BYTE    type;   /* X_Reply */
+    BYTE    pad1;
+    CARD16  sequenceNumber B16;
+    CARD32  length B32;
+    CARD32  width B32;
+    CARD32  height B32;
+    CARD32  count B32;
+    CARD32  pad2 B32;
+    CARD32  pad3 B32;
+    CARD32  pad4 B32;
+} xDRI2GetBuffersReply;
+#define sz_xDRI2GetBuffersReply	32
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   dri2ReqType;
+    CARD16  length B16;
+    CARD32  drawable B32;
+    CARD32  region B32;
+    CARD32  dest B32;
+    CARD32  src B32;
+} xDRI2CopyRegionReq;
+#define sz_xDRI2CopyRegionReq   20
+
+typedef struct {
+    BYTE    type;   /* X_Reply */
+    BYTE    pad1;
+    CARD16  sequenceNumber B16;
+    CARD32  length B32;
+    CARD32  pad2 B32;
+    CARD32  pad3 B32;
+    CARD32  pad4 B32;
+    CARD32  pad5 B32;
+    CARD32  pad6 B32;
+    CARD32  pad7 B32;
+} xDRI2CopyRegionReply;
+#define sz_xDRI2CopyRegionReply	32
+
+#endif
diff --git a/va/x11/va_dri2tokens.h b/va/x11/va_dri2tokens.h
new file mode 100644
index 0000000..087159f
--- /dev/null
+++ b/va/x11/va_dri2tokens.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright © 2008 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL 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 PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ *   Kristian Høgsberg (krh@redhat.com)
+ */
+
+#ifndef _DRI2_TOKENS_H_
+#define _DRI2_TOKENS_H_
+
+#define DRI2BufferFrontLeft		0
+#define DRI2BufferBackLeft		1
+#define DRI2BufferFrontRight		2
+#define DRI2BufferBackRight		3
+#define DRI2BufferDepth			4
+#define DRI2BufferStencil		5
+#define DRI2BufferAccum			6
+#define DRI2BufferFakeFrontLeft		7
+#define DRI2BufferFakeFrontRight	8
+
+#define DRI2DriverDRI			0
+
+#endif
diff --git a/va/x11/va_dricommon.c b/va/x11/va_dricommon.c
new file mode 100644
index 0000000..f9c3dfd
--- /dev/null
+++ b/va/x11/va_dricommon.c
@@ -0,0 +1,62 @@
+#include "va_dricommon.h"
+
+static struct dri_drawable *                                                                                                                                                                                   
+do_drawable_hash(VADriverContextP ctx, XID drawable)
+{
+    struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
+    int index = drawable % DRAWABLE_HASH_SZ;
+    struct dri_drawable *dri_drawable = dri_state->drawable_hash[index];
+
+    while (dri_drawable) {
+        if (dri_drawable->x_drawable == drawable)
+            return dri_drawable;
+        dri_drawable = dri_drawable->next;
+    }
+
+    dri_drawable = dri_state->createDrawable(ctx, drawable);
+    dri_drawable->x_drawable = drawable;
+    dri_drawable->next = dri_state->drawable_hash[index];
+    dri_state->drawable_hash[index] = dri_drawable;
+
+    return dri_drawable;
+}
+
+void
+free_drawable_hashtable(VADriverContextP ctx)
+{
+    struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
+    int i;
+    struct dri_drawable *dri_drawable, *prev;
+
+    for (i = 0; i < DRAWABLE_HASH_SZ; i++) {
+        dri_drawable = dri_state->drawable_hash[i];
+
+        while (dri_drawable) {
+            prev = dri_drawable;
+            dri_drawable = prev->next;
+            dri_state->destroyDrawable(ctx, prev);
+        }
+    }
+}
+
+struct dri_drawable *
+dri_get_drawable(VADriverContextP ctx, XID drawable)
+{
+    return do_drawable_hash(ctx, drawable);
+}
+
+void 
+dri_swap_buffer(VADriverContextP ctx, struct dri_drawable *dri_drawable)
+{
+    struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
+
+    dri_state->swapBuffer(ctx, dri_drawable);
+}
+
+union dri_buffer *
+dri_get_rendering_buffer(VADriverContextP ctx, struct dri_drawable *dri_drawable)
+{
+    struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
+    
+    return dri_state->getRenderingBuffer(ctx, dri_drawable);
+}
diff --git a/va/x11/va_dricommon.h b/va/x11/va_dricommon.h
new file mode 100644
index 0000000..b762bd0
--- /dev/null
+++ b/va/x11/va_dricommon.h
@@ -0,0 +1,68 @@
+#ifndef _VA_DRICOMMON_H_
+#define _VA_DRICOMMON_H_
+
+#include <X11/Xlib.h>
+
+#include <xf86drm.h>
+#include <drm.h>
+#include <drm_sarea.h>
+
+#include <va/va_backend.h>
+
+enum
+{
+    VA_NONE = 0,
+    VA_DRI1 = 1,
+    VA_DRI2 = 2
+};
+
+union dri_buffer 
+{
+    struct {
+        unsigned int attachment;
+        unsigned int name;
+        unsigned int pitch;
+        unsigned int cpp;
+        unsigned int flags;
+    } dri2;
+
+    struct {
+    } dri1;
+};
+
+struct dri_drawable 
+{
+    XID x_drawable;
+    int x;
+    int y;
+    unsigned int width;
+    unsigned int height;
+    struct dri_drawable *next;
+};
+
+#define DRAWABLE_HASH_SZ 32
+struct dri_state 
+{
+    int fd;
+    int driConnectedFlag; /* 0: disconnected, 1: DRI, 2: DRI2 */
+    drm_handle_t hSAREA;
+    drm_context_t hwContext;
+    drmAddress pSAREA;
+    XID hwContextID;
+    struct dri_drawable *drawable_hash[DRAWABLE_HASH_SZ];
+
+    struct dri_drawable *(*createDrawable)(VADriverContextP ctx, XID x_drawable);
+    void (*destroyDrawable)(VADriverContextP ctx, struct dri_drawable *dri_drawable);
+    void (*swapBuffer)(VADriverContextP ctx, struct dri_drawable *dri_drawable);
+    union dri_buffer *(*getRenderingBuffer)(VADriverContextP ctx, struct dri_drawable *dri_drawable);
+    void (*close)(VADriverContextP ctx);
+};
+
+Bool isDRI2Connected(VADriverContextP ctx, char **driver_name);
+Bool isDRI1Connected(VADriverContextP ctx, char **driver_name);
+void free_drawable_hashtable(VADriverContextP ctx);
+struct dri_drawable *dri_get_drawable(VADriverContextP ctx, XID drawable);
+void dri_swap_buffer(VADriverContextP ctx, struct dri_drawable *dri_drawable);
+union dri_buffer *dri_get_rendering_buffer(VADriverContextP ctx, struct dri_drawable *dri_drawable);
+
+#endif /* _VA_DRICOMMON_H_ */
diff --git a/va/x11/va_dristr.h b/va/x11/va_dristr.h
new file mode 100644
index 0000000..3e391de
--- /dev/null
+++ b/va/x11/va_dristr.h
@@ -0,0 +1,344 @@
+/* $XFree86: xc/lib/GL/dri/xf86dristr.h,v 1.10 2002/10/30 12:51:25 alanh Exp $ */
+/**************************************************************************
+
+Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+Copyright 2000 VA Linux Systems, Inc.
+Copyright 2007 Intel Corporation
+All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sub license, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice (including the
+next paragraph) shall be included in all copies or substantial portions
+of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+**************************************************************************/
+
+/*
+ * Authors:
+ *   Kevin E. Martin <martin@valinux.com>
+ *   Jens Owen <jens@tungstengraphics.com>
+ *   Rickard E. (Rik) Fiath <faith@valinux.com>
+ *
+ */
+
+#ifndef _VA_DRISTR_H_
+#define _VA_DRISTR_H_
+
+#include "va_dri.h"
+
+#define VA_DRINAME "XFree86-DRI"
+
+/* The DRI version number.  This was originally set to be the same of the
+ * XFree86 version number.  However, this version is really indepedent of
+ * the XFree86 version.
+ *
+ * Version History:
+ *    4.0.0: Original
+ *    4.0.1: Patch to bump clipstamp when windows are destroyed, 28 May 02
+ *    4.1.0: Add transition from single to multi in DRMInfo rec, 24 Jun 02
+ */
+#define VA_DRI_MAJOR_VERSION	4
+#define VA_DRI_MINOR_VERSION	1
+#define VA_DRI_PATCH_VERSION	0
+
+typedef struct _VA_DRIQueryVersion {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRIQueryVersion */
+    CARD16	length B16;
+} xVA_DRIQueryVersionReq;
+#define sz_xVA_DRIQueryVersionReq	4
+
+typedef struct {
+    BYTE	type;			/* X_Reply */
+    BOOL	pad1;
+    CARD16	sequenceNumber B16;
+    CARD32	length B32;
+    CARD16	majorVersion B16;	/* major version of DRI protocol */
+    CARD16	minorVersion B16;	/* minor version of DRI protocol */
+    CARD32	patchVersion B32;       /* patch version of DRI protocol */
+    CARD32	pad3 B32;
+    CARD32	pad4 B32;
+    CARD32	pad5 B32;
+    CARD32	pad6 B32;
+} xVA_DRIQueryVersionReply;
+#define sz_xVA_DRIQueryVersionReply	32
+
+typedef struct _VA_DRIQueryDirectRenderingCapable {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* X_DRIQueryDirectRenderingCapable */
+    CARD16	length B16;
+    CARD32	screen B32;
+} xVA_DRIQueryDirectRenderingCapableReq;
+#define sz_xVA_DRIQueryDirectRenderingCapableReq	8
+
+typedef struct {
+    BYTE	type;			/* X_Reply */
+    BOOL	pad1;
+    CARD16	sequenceNumber B16;
+    CARD32	length B32;
+    BOOL	isCapable;
+    BOOL	pad2;
+    BOOL	pad3;
+    BOOL	pad4;
+    CARD32	pad5 B32;
+    CARD32	pad6 B32;
+    CARD32	pad7 B32;
+    CARD32	pad8 B32;
+    CARD32	pad9 B32;
+} xVA_DRIQueryDirectRenderingCapableReply;
+#define sz_xVA_DRIQueryDirectRenderingCapableReply	32
+
+typedef struct _VA_DRIOpenConnection {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRIOpenConnection */
+    CARD16	length B16;
+    CARD32	screen B32;
+} xVA_DRIOpenConnectionReq;
+#define sz_xVA_DRIOpenConnectionReq	8
+
+typedef struct {
+    BYTE	type;			/* X_Reply */
+    BOOL	pad1;
+    CARD16	sequenceNumber B16;
+    CARD32	length B32;
+    CARD32	hSAREALow B32;
+    CARD32	hSAREAHigh B32;
+    CARD32	busIdStringLength B32;
+    CARD32	pad6 B32;
+    CARD32	pad7 B32;
+    CARD32	pad8 B32;
+} xVA_DRIOpenConnectionReply;
+#define sz_xVA_DRIOpenConnectionReply	32
+
+typedef struct _VA_DRIAuthConnection {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRICloseConnection */
+    CARD16	length B16;
+    CARD32	screen B32;
+    CARD32      magic B32;
+} xVA_DRIAuthConnectionReq;
+#define sz_xVA_DRIAuthConnectionReq	12
+
+typedef struct {
+    BYTE        type;
+    BOOL        pad1;
+    CARD16      sequenceNumber B16;
+    CARD32      length B32;
+    CARD32      authenticated B32;
+    CARD32      pad2 B32;
+    CARD32      pad3 B32;
+    CARD32      pad4 B32;
+    CARD32      pad5 B32;
+    CARD32      pad6 B32;
+} xVA_DRIAuthConnectionReply;
+#define zx_xVA_DRIAuthConnectionReply  32
+
+typedef struct _VA_DRICloseConnection {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRICloseConnection */
+    CARD16	length B16;
+    CARD32	screen B32;
+} xVA_DRICloseConnectionReq;
+#define sz_xVA_DRICloseConnectionReq	8
+
+typedef struct _VA_DRIGetClientDriverName {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRIGetClientDriverName */
+    CARD16	length B16;
+    CARD32	screen B32;
+} xVA_DRIGetClientDriverNameReq;
+#define sz_xVA_DRIGetClientDriverNameReq	8
+
+typedef struct {
+    BYTE	type;			/* X_Reply */
+    BOOL	pad1;
+    CARD16	sequenceNumber B16;
+    CARD32	length B32;
+    CARD32	ddxDriverMajorVersion B32;
+    CARD32	ddxDriverMinorVersion B32;
+    CARD32	ddxDriverPatchVersion B32;
+    CARD32	clientDriverNameLength B32;
+    CARD32	pad5 B32;
+    CARD32	pad6 B32;
+} xVA_DRIGetClientDriverNameReply;
+#define sz_xVA_DRIGetClientDriverNameReply	32
+
+typedef struct _VA_DRICreateContext {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRICreateContext */
+    CARD16	length B16;
+    CARD32	screen B32;
+    CARD32	visual B32;
+    CARD32	context B32;
+} xVA_DRICreateContextReq;
+#define sz_xVA_DRICreateContextReq	16
+
+typedef struct {
+    BYTE	type;			/* X_Reply */
+    BOOL	pad1;
+    CARD16	sequenceNumber B16;
+    CARD32	length B32;
+    CARD32	hHWContext B32;
+    CARD32	pad2 B32;
+    CARD32	pad3 B32;
+    CARD32	pad4 B32;
+    CARD32	pad5 B32;
+    CARD32	pad6 B32;
+} xVA_DRICreateContextReply;
+#define sz_xVA_DRICreateContextReply	32
+
+typedef struct _VA_DRIDestroyContext {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRIDestroyContext */
+    CARD16	length B16;
+    CARD32	screen B32;
+    CARD32	context B32;
+} xVA_DRIDestroyContextReq;
+#define sz_xVA_DRIDestroyContextReq	12
+
+typedef struct _VA_DRICreateDrawable {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRICreateDrawable */
+    CARD16	length B16;
+    CARD32	screen B32;
+    CARD32	drawable B32;
+} xVA_DRICreateDrawableReq;
+#define sz_xVA_DRICreateDrawableReq	12
+
+typedef struct {
+    BYTE	type;			/* X_Reply */
+    BOOL	pad1;
+    CARD16	sequenceNumber B16;
+    CARD32	length B32;
+    CARD32	hHWDrawable B32;
+    CARD32	pad2 B32;
+    CARD32	pad3 B32;
+    CARD32	pad4 B32;
+    CARD32	pad5 B32;
+    CARD32	pad6 B32;
+} xVA_DRICreateDrawableReply;
+#define sz_xVA_DRICreateDrawableReply	32
+
+typedef struct _VA_DRIDestroyDrawable {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRIDestroyDrawable */
+    CARD16	length B16;
+    CARD32	screen B32;
+    CARD32	drawable B32;
+} xVA_DRIDestroyDrawableReq;
+#define sz_xVA_DRIDestroyDrawableReq	12
+
+typedef struct _VA_DRIGetDrawableInfo {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRIGetDrawableInfo */
+    CARD16	length B16;
+    CARD32	screen B32;
+    CARD32	drawable B32;
+} xVA_DRIGetDrawableInfoReq;
+#define sz_xVA_DRIGetDrawableInfoReq	12
+
+typedef struct {
+    BYTE	type;			/* X_Reply */
+    BOOL	pad1;
+    CARD16	sequenceNumber B16;
+    CARD32	length B32;
+    CARD32	drawableTableIndex B32;
+    CARD32	drawableTableStamp B32;
+    INT16	drawableX B16;
+    INT16	drawableY B16;
+    INT16	drawableWidth B16;
+    INT16	drawableHeight B16;
+    CARD32	numClipRects B32;
+    INT16       backX B16;
+    INT16       backY B16;
+    CARD32      numBackClipRects B32;
+} xVA_DRIGetDrawableInfoReply;
+
+#define sz_xVA_DRIGetDrawableInfoReply	36
+
+
+typedef struct _VA_DRIGetDeviceInfo {
+    CARD8	reqType;		/* always DRIReqCode */
+    CARD8	driReqType;		/* always X_DRIGetDeviceInfo */
+    CARD16	length B16;
+    CARD32	screen B32;
+} xVA_DRIGetDeviceInfoReq;
+#define sz_xVA_DRIGetDeviceInfoReq	8
+
+typedef struct {
+    BYTE	type;			/* X_Reply */
+    BOOL	pad1;
+    CARD16	sequenceNumber B16;
+    CARD32	length B32;
+    CARD32	hFrameBufferLow B32;
+    CARD32	hFrameBufferHigh B32;
+    CARD32	framebufferOrigin B32;
+    CARD32	framebufferSize B32;
+    CARD32	framebufferStride B32;
+    CARD32	devPrivateSize B32;
+} xVA_DRIGetDeviceInfoReply;
+#define sz_xVA_DRIGetDeviceInfoReply	32
+
+typedef struct _VA_DRIOpenFullScreen {
+    CARD8       reqType;	/* always DRIReqCode */
+    CARD8       driReqType;	/* always X_DRIOpenFullScreen */
+    CARD16      length B16;
+    CARD32      screen B32;
+    CARD32      drawable B32;
+} xVA_DRIOpenFullScreenReq;
+#define sz_xVA_DRIOpenFullScreenReq    12
+
+typedef struct {
+    BYTE        type;
+    BOOL        pad1;
+    CARD16      sequenceNumber B16;
+    CARD32      length B32;
+    CARD32      isFullScreen B32;
+    CARD32      pad2 B32;
+    CARD32      pad3 B32;
+    CARD32      pad4 B32;
+    CARD32      pad5 B32;
+    CARD32      pad6 B32;
+} xVA_DRIOpenFullScreenReply;
+#define sz_xVA_DRIOpenFullScreenReply  32
+
+typedef struct _VA_DRICloseFullScreen {
+    CARD8       reqType;	/* always DRIReqCode */
+    CARD8       driReqType;	/* always X_DRICloseFullScreen */
+    CARD16      length B16;
+    CARD32      screen B32;
+    CARD32      drawable B32;
+} xVA_DRICloseFullScreenReq;
+#define sz_xVA_DRICloseFullScreenReq   12
+
+typedef struct {
+    BYTE        type;
+    BOOL        pad1;
+    CARD16      sequenceNumber B16;
+    CARD32      length B32;
+    CARD32      pad2 B32;
+    CARD32      pad3 B32;
+    CARD32      pad4 B32;
+    CARD32      pad5 B32;
+    CARD32      pad6 B32;
+    CARD32      pad7 B32;
+} xVA_DRICloseFullScreenReply;
+#define sz_xVA_DRICloseFullScreenReply  32
+
+
+#endif /* _VA_DRISTR_H_ */
diff --git a/va/x11/va_nvctrl.c b/va/x11/va_nvctrl.c
new file mode 100644
index 0000000..b14db47
--- /dev/null
+++ b/va/x11/va_nvctrl.c
@@ -0,0 +1,399 @@
+/*
+ * Copyright (c) 2008 NVIDIA, Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#define _GNU_SOURCE 1
+#include <string.h>
+
+#define NEED_REPLIES
+#include <stdlib.h>
+#include <X11/Xlibint.h>
+#include <X11/Xutil.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+#include "va_nvctrl.h"
+
+#define NV_CONTROL_ERRORS 0
+#define NV_CONTROL_EVENTS 5
+#define NV_CONTROL_NAME "NV-CONTROL"
+
+#define NV_CTRL_TARGET_TYPE_X_SCREEN   0
+#define NV_CTRL_TARGET_TYPE_GPU        1
+#define NV_CTRL_TARGET_TYPE_FRAMELOCK  2
+#define NV_CTRL_TARGET_TYPE_VCSC       3 /* Visual Computing System */
+
+#define NV_CTRL_STRING_NVIDIA_DRIVER_VERSION                    3  /* R--G */
+
+#define X_nvCtrlQueryExtension                      0
+#define X_nvCtrlIsNv                                1
+#define X_nvCtrlQueryStringAttribute                4
+
+typedef struct {
+    CARD8 reqType;
+    CARD8 nvReqType;
+    CARD16 length B16;
+} xnvCtrlQueryExtensionReq;
+#define sz_xnvCtrlQueryExtensionReq 4
+
+typedef struct {
+    BYTE type;   /* X_Reply */
+    CARD8 padb1;
+    CARD16 sequenceNumber B16;
+    CARD32 length B32;
+    CARD16 major B16;
+    CARD16 minor B16;
+    CARD32 padl4 B32;
+    CARD32 padl5 B32;
+    CARD32 padl6 B32;
+    CARD32 padl7 B32;
+    CARD32 padl8 B32;
+} xnvCtrlQueryExtensionReply;
+#define sz_xnvCtrlQueryExtensionReply 32
+
+typedef struct {
+    CARD8 reqType;
+    CARD8 nvReqType;
+    CARD16 length B16;
+    CARD32 screen B32;
+} xnvCtrlIsNvReq;
+#define sz_xnvCtrlIsNvReq 8
+
+typedef struct {
+    BYTE type;   /* X_Reply */
+    CARD8 padb1;
+    CARD16 sequenceNumber B16;
+    CARD32 length B32;
+    CARD32 isnv B32;
+    CARD32 padl4 B32;
+    CARD32 padl5 B32;
+    CARD32 padl6 B32;
+    CARD32 padl7 B32;
+    CARD32 padl8 B32;
+} xnvCtrlIsNvReply;
+#define sz_xnvCtrlIsNvReply 32
+
+typedef struct {
+    CARD8 reqType;
+    CARD8 nvReqType;
+    CARD16 length B16;
+    CARD16 target_id B16;    /* X screen number or GPU number */
+    CARD16 target_type B16;  /* X screen or GPU */
+    CARD32 display_mask B32;
+    CARD32 attribute B32;
+} xnvCtrlQueryStringAttributeReq;
+#define sz_xnvCtrlQueryStringAttributeReq 16
+
+typedef struct {
+    BYTE type;
+    BYTE pad0;
+    CARD16 sequenceNumber B16;
+    CARD32 length B32;
+    CARD32 flags B32;
+    CARD32 n B32;    /* Length of string */
+    CARD32 pad4 B32;
+    CARD32 pad5 B32;
+    CARD32 pad6 B32;
+    CARD32 pad7 B32;
+} xnvCtrlQueryStringAttributeReply;
+#define sz_xnvCtrlQueryStringAttributeReply 32
+
+#define NVCTRL_EXT_NEED_CHECK          (XPointer)(~0)
+#define NVCTRL_EXT_NEED_NOTHING        (XPointer)(0)
+#define NVCTRL_EXT_NEED_TARGET_SWAP    (XPointer)(1)
+
+static XExtensionInfo _nvctrl_ext_info_data;
+static XExtensionInfo *nvctrl_ext_info = &_nvctrl_ext_info_data;
+static /* const */ char *nvctrl_extension_name = NV_CONTROL_NAME;
+
+#define XNVCTRLCheckExtension(dpy,i,val) \
+  XextCheckExtension (dpy, i, nvctrl_extension_name, val)
+#define XNVCTRLSimpleCheckExtension(dpy,i) \
+  XextSimpleCheckExtension (dpy, i, nvctrl_extension_name)
+
+static int close_display();
+static /* const */ XExtensionHooks nvctrl_extension_hooks = {
+    NULL,                               /* create_gc */
+    NULL,                               /* copy_gc */
+    NULL,                               /* flush_gc */
+    NULL,                               /* free_gc */
+    NULL,                               /* create_font */
+    NULL,                               /* free_font */
+    close_display,                      /* close_display */
+    NULL,                               /* wire_to_event */
+    NULL,                               /* event_to_wire */
+    NULL,                               /* error */
+    NULL,                               /* error_string */
+};
+
+static XEXT_GENERATE_FIND_DISPLAY (find_display, nvctrl_ext_info,
+                                   nvctrl_extension_name, 
+                                   &nvctrl_extension_hooks,
+                                   NV_CONTROL_EVENTS, NVCTRL_EXT_NEED_CHECK)
+
+static XEXT_GENERATE_CLOSE_DISPLAY (close_display, nvctrl_ext_info)
+
+static Bool XNVCTRLQueryVersion (Display *dpy, int *major, int *minor);
+
+/*
+ * NV-CONTROL versions 1.8 and 1.9 pack the target_type and target_id
+ * fields in reversed order.  In order to talk to one of these servers,
+ * we need to swap these fields.
+ */
+static void XNVCTRLCheckTargetData(Display *dpy, XExtDisplayInfo *info,
+                                   int *target_type, int *target_id)
+{
+    /* Find out what the server's NV-CONTROL version is and
+     * setup for swapping if we need to.
+     */
+    if (info->data == NVCTRL_EXT_NEED_CHECK) {
+        int major, minor;
+
+        if (XNVCTRLQueryVersion(dpy, &major, &minor)) {
+            if (major == 1 &&
+                (minor == 8 || minor == 9)) {
+                info->data = NVCTRL_EXT_NEED_TARGET_SWAP;
+            } else {
+                info->data = NVCTRL_EXT_NEED_NOTHING;
+            }
+        } else {
+            info->data = NVCTRL_EXT_NEED_NOTHING;
+        }
+    }
+
+    /* We need to swap the target_type and target_id */
+    if (info->data == NVCTRL_EXT_NEED_TARGET_SWAP) {
+        int tmp;
+        tmp = *target_type;
+        *target_type = *target_id;
+        *target_id = tmp;
+    }
+}
+
+
+static Bool XNVCTRLQueryExtension (
+    Display *dpy,
+    int *event_basep,
+    int *error_basep
+){
+    XExtDisplayInfo *info = find_display (dpy);
+
+    if (XextHasExtension(info)) {
+        if (event_basep) *event_basep = info->codes->first_event;
+        if (error_basep) *error_basep = info->codes->first_error;
+        return True;
+    } else {
+        return False;
+    }
+}
+
+
+static Bool XNVCTRLQueryVersion (
+    Display *dpy,
+    int *major,
+    int *minor
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlQueryExtensionReply rep;
+    xnvCtrlQueryExtensionReq   *req;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlQueryExtension, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryExtension;
+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    if (major) *major = rep.major;
+    if (minor) *minor = rep.minor;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return True;
+}
+
+
+static Bool XNVCTRLIsNvScreen (
+    Display *dpy,
+    int screen
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlIsNvReply rep;
+    xnvCtrlIsNvReq   *req;
+    Bool isnv;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlIsNv, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlIsNv;
+    req->screen = screen;
+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    isnv = rep.isnv;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return isnv;
+}
+
+
+static Bool XNVCTRLQueryTargetStringAttribute (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    char **ptr
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlQueryStringAttributeReply rep;
+    xnvCtrlQueryStringAttributeReq   *req;
+    Bool exists;
+    int length, numbytes, slop;
+
+    if (!ptr) return False;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+    XNVCTRLCheckTargetData(dpy, info, &target_type, &target_id);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlQueryStringAttribute, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryStringAttribute;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    if (!_XReply (dpy, (xReply *) &rep, 0, False)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    length = rep.length;
+    numbytes = rep.n;
+    slop = numbytes & 3;
+    *ptr = (char *) Xmalloc(numbytes);
+    if (! *ptr) {
+        _XEatData(dpy, length);
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    } else {
+        _XRead(dpy, (char *) *ptr, numbytes);
+        if (slop) _XEatData(dpy, 4-slop);
+    }
+    exists = rep.flags;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return exists;
+}
+
+static Bool XNVCTRLQueryStringAttribute (
+    Display *dpy,
+    int screen,
+    unsigned int display_mask,
+    unsigned int attribute,
+    char **ptr
+){
+    return XNVCTRLQueryTargetStringAttribute(dpy, NV_CTRL_TARGET_TYPE_X_SCREEN,
+                                             screen, display_mask,
+                                             attribute, ptr);
+}
+
+
+Bool VA_NVCTRLQueryDirectRenderingCapable( Display *dpy, int screen,
+    Bool *isCapable )
+{
+    int event_base;
+    int error_base;
+
+    if (isCapable)
+        *isCapable = False;
+
+    if (!XNVCTRLQueryExtension(dpy, &event_base, &error_base))
+        return False;
+
+    if (isCapable && XNVCTRLIsNvScreen(dpy, screen))
+        *isCapable = True;
+
+    return True;
+}
+
+Bool VA_NVCTRLGetClientDriverName( Display *dpy, int screen,
+    int *ddxDriverMajorVersion, int *ddxDriverMinorVersion,
+    int *ddxDriverPatchVersion, char **clientDriverName )
+{
+    if (ddxDriverMajorVersion)
+        *ddxDriverMajorVersion = 0;
+    if (ddxDriverMinorVersion)
+        *ddxDriverMinorVersion = 0;
+    if (ddxDriverPatchVersion)
+        *ddxDriverPatchVersion = 0;
+    if (clientDriverName)
+        *clientDriverName = NULL;
+
+    char *nvidia_driver_version = NULL;
+    if (!XNVCTRLQueryStringAttribute(dpy, screen, 0, NV_CTRL_STRING_NVIDIA_DRIVER_VERSION, &nvidia_driver_version))
+        return False;
+
+    char *end, *str = nvidia_driver_version;
+    unsigned long v = strtoul(str, &end, 10);
+    if (end && end != str) {
+        if (ddxDriverMajorVersion)
+            *ddxDriverMajorVersion = v;
+        if (*(str = end) == '.') {
+            v = strtoul(str + 1, &end, 10);
+            if (end && end != str && (*end == '.' || *end == '\0')) {
+                if (ddxDriverMinorVersion)
+                    *ddxDriverMinorVersion = v;
+                if (*(str = end) == '.') {
+                    v = strtoul(str + 1, &end, 10);
+                    if (end && end != str && *end == '\0') {
+                        if (ddxDriverPatchVersion)
+                            *ddxDriverPatchVersion = v;
+                    }
+                }
+            }
+        }
+    }
+    Xfree(nvidia_driver_version);
+
+    if (clientDriverName)
+        *clientDriverName = strdup("nvidia");
+
+    return True;
+}
diff --git a/va/x11/va_nvctrl.h b/va/x11/va_nvctrl.h
new file mode 100644
index 0000000..c137b86
--- /dev/null
+++ b/va/x11/va_nvctrl.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2008 NVIDIA, Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef VA_NVCTRLLIB_H
+#define VA_NVCTRLLIB_H
+
+#include <X11/Xlib.h>
+
+Bool VA_NVCTRLQueryDirectRenderingCapable( Display *dpy, int screen,
+    Bool *isCapable );
+
+Bool VA_NVCTRLGetClientDriverName( Display *dpy, int screen,
+    int *ddxDriverMajorVersion, int *ddxDriverMinorVersion,
+    int *ddxDriverPatchVersion, char **clientDriverName );
+
+#endif /* VA_NVCTRLLIB_H */
diff --git a/va/x11/va_x11.c b/va/x11/va_x11.c
new file mode 100644
index 0000000..29e81c8
--- /dev/null
+++ b/va/x11/va_x11.c
@@ -0,0 +1,217 @@
+/*
+ * Copyright (c) 2007 Intel Corporation. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#define _GNU_SOURCE 1
+#include "config.h"
+#include "va.h"
+#include "va_backend.h"
+#include "va_x11.h"
+#include "va_dri.h"
+#include "va_dri2.h"
+#include "va_dricommon.h"
+#include "va_nvctrl.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+
+static VADisplayContextP pDisplayContexts = NULL;
+
+static int va_DisplayContextIsValid (
+    VADisplayContextP pDisplayContext
+)
+{
+    VADisplayContextP ctx = pDisplayContexts;
+
+    while (ctx)
+    {
+	if (ctx == pDisplayContext && pDisplayContext->pDriverContext)
+	    return 1;
+	ctx = ctx->pNext;
+    }
+    return 0;
+}
+
+static void va_DisplayContextDestroy (
+    VADisplayContextP pDisplayContext
+)
+{
+    VADisplayContextP *ctx = &pDisplayContexts;
+
+    /* Throw away pDisplayContext */
+    while (*ctx)
+    {
+	if (*ctx == pDisplayContext)
+	{
+	    *ctx = pDisplayContext->pNext;
+	    pDisplayContext->pNext = NULL;
+	    break;
+	}
+	ctx = &((*ctx)->pNext);
+    }
+    free(pDisplayContext->pDriverContext->dri_state);
+    free(pDisplayContext->pDriverContext);
+    free(pDisplayContext);
+}
+
+
+static VAStatus va_DRI2GetDriverName (
+    VADisplayContextP pDisplayContext,
+    char **driver_name
+)
+{
+    VADriverContextP ctx = pDisplayContext->pDriverContext;
+
+    if (!isDRI2Connected(ctx, driver_name))
+        return VA_STATUS_ERROR_UNKNOWN;
+
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus va_DRIGetDriverName (
+    VADisplayContextP pDisplayContext,
+    char **driver_name
+)
+{
+    VADriverContextP ctx = pDisplayContext->pDriverContext;
+
+    if (!isDRI1Connected(ctx, driver_name))
+        return VA_STATUS_ERROR_UNKNOWN;
+
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus va_NVCTRL_GetDriverName (
+    VADisplayContextP pDisplayContext,
+    char **driver_name
+)
+{
+    VADriverContextP ctx = pDisplayContext->pDriverContext;
+    int direct_capable, driver_major, driver_minor, driver_patch;
+    Bool result;
+
+    result = VA_NVCTRLQueryDirectRenderingCapable(ctx->x11_dpy, ctx->x11_screen,
+                                                  &direct_capable);
+    if (!result || !direct_capable)
+        return VA_STATUS_ERROR_UNKNOWN;
+
+    result = VA_NVCTRLGetClientDriverName(ctx->x11_dpy, ctx->x11_screen,
+                                          &driver_major, &driver_minor,
+                                          &driver_patch, driver_name);
+    if (!result)
+        return VA_STATUS_ERROR_UNKNOWN;
+
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus va_DisplayContextGetDriverName (
+    VADisplayContextP pDisplayContext,
+    char **driver_name
+)
+{
+    VAStatus vaStatus;
+    char *driver_name_env;
+
+    if (driver_name)
+	*driver_name = NULL;
+
+    if ((driver_name_env = getenv("LIBVA_DRIVER_NAME")) != NULL
+        && geteuid() == getuid())
+    {
+        /* don't allow setuid apps to use LIBVA_DRIVER_NAME */
+        *driver_name = strdup(driver_name_env);
+        return VA_STATUS_SUCCESS;
+    }
+
+    vaStatus = va_DRI2GetDriverName(pDisplayContext, driver_name);
+    if (vaStatus != VA_STATUS_SUCCESS)
+        vaStatus = va_DRIGetDriverName(pDisplayContext, driver_name);
+    if (vaStatus != VA_STATUS_SUCCESS)
+        vaStatus = va_NVCTRL_GetDriverName(pDisplayContext, driver_name);
+   
+    return vaStatus;
+}
+
+
+VADisplay vaGetDisplay (
+    Display *native_dpy /* implementation specific */
+)
+{
+  VADisplay dpy = NULL;
+  VADisplayContextP pDisplayContext = pDisplayContexts;
+
+  if (!native_dpy)
+      return NULL;
+
+  while (pDisplayContext)
+  {
+      if (pDisplayContext->pDriverContext &&
+	  pDisplayContext->pDriverContext->x11_dpy == native_dpy)
+      {
+          dpy = (VADisplay)pDisplayContext;
+          break;
+      }
+      pDisplayContext = pDisplayContext->pNext;
+  }
+
+  if (!dpy)
+  {
+      /* create new entry */
+      VADriverContextP pDriverContext;
+      struct dri_state *dri_state;
+      pDisplayContext = calloc(1, sizeof(*pDisplayContext));
+      pDriverContext  = calloc(1, sizeof(*pDriverContext));
+      dri_state       = calloc(1, sizeof(*dri_state));
+      if (pDisplayContext && pDriverContext && dri_state)
+      {
+	  pDisplayContext->vadpy_magic = VA_DISPLAY_MAGIC;          
+
+	  pDriverContext->x11_dpy          = native_dpy;
+	  pDisplayContext->pNext           = pDisplayContexts;
+	  pDisplayContext->pDriverContext  = pDriverContext;
+	  pDisplayContext->vaIsValid       = va_DisplayContextIsValid;
+	  pDisplayContext->vaDestroy       = va_DisplayContextDestroy;
+	  pDisplayContext->vaGetDriverName = va_DisplayContextGetDriverName;
+	  pDisplayContexts                 = pDisplayContext;
+	  pDriverContext->dri_state 	   = dri_state;
+	  dpy                              = (VADisplay)pDisplayContext;
+      }
+      else
+      {
+	  if (pDisplayContext)
+	      free(pDisplayContext);
+	  if (pDriverContext)
+	      free(pDriverContext);
+          if (dri_state)
+              free(dri_state);
+      }
+  }
+  
+  return dpy;
+}