提交: 98ed754fa7ecf5848f9aeb56a6237ef415ff0a4d - hardware-intel-libva (git)

hardware/intel/libva

Commit MetaInfo

• 修訂: 98ed754fa7ecf5848f9aeb56a6237ef415ff0a4d (tree)
• 時間: 2009-08-25 01:35:05
• 作者: Austin Yuan <shengquan.yuan@inte...>
• Commiter: Austin Yuan

Log Message

Merge branch 'test'

Change Summary

• modified: Makefile.am
• modified: configure.ac
• modified: dummy_drv_video/Makefile.am
• modified: dummy_drv_video/dummy_drv_video.c
• modified: i965_drv_video/Makefile.am
• modified: libva.pc.in
• modified: src/Makefile.am
• modified: src/va.c
• modified: src/va.h
• modified: src/va_backend.h
• add: src/va_version.h.in
• modified: src/x11/Makefile.am
• modified: src/x11/dri2_util.c
• add: src/x11/va_nvctrl.c
• add: src/x11/va_nvctrl.h
• modified: src/x11/va_x11.c
• modified: test/Makefile.am
• modified: test/test_common.c

差異

--- a/Makefile.am
+++ b/Makefile.am
@@ -21,9 +21,21 @@
 # SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 AUTOMAKE_OPTIONS = foreign
-SUBDIRS = src dummy_drv_video i965_drv_video test
+
+SUBDIRS = src test
+if BUILD_DUMMY_DRIVER
+SUBDIRS += dummy_drv_video
+endif
+if BUILD_I965_DRIVER
+SUBDIRS += i965_drv_video
+endif
+
+pcfiles = \
+	libva.pc
 
 pkgconfigdir = @pkgconfigdir@
-pkgconfig_DATA = libva.pc
+pkgconfig_DATA = $(pcfiles)
 
 EXTRA_DIST = libva.pc.in
+
+CLEANFILES = $(pcfiles)

--- a/configure.ac
+++ b/configure.ac
@@ -20,13 +20,70 @@
 # TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 # SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
+# libva package version number, (as distinct from shared library version)
+m4_define([libva_major_version], [0])
+m4_define([libva_minor_version], [30])
+m4_define([libva_micro_version], [4])
+
+m4_define([libva_version],
+          [libva_major_version.libva_minor_version.libva_micro_version])
+
+# increase this number for each API change
+m4_define([libva_sds_version], [2])
+
+# if the library source code has changed, increment revision
+m4_define([libva_lt_revision], [1])
+# if any interface was added/removed/changed, then inc current, reset revision
+m4_define([libva_lt_current], [0])
+# if any interface was added since last public release, then increment age
+# if any interface was removed since last public release, then set age to 0
+m4_define([libva_lt_age], [0])
+
 AC_PREREQ(2.57)
-AC_INIT([libva], 0.30.4, [[e-mail]], libva)
+AC_INIT([libva], [libva_version], [[e-mail]], libva)
 AC_CONFIG_SRCDIR([Makefile.am])
 AM_INIT_AUTOMAKE([dist-bzip2])
 
 AM_CONFIG_HEADER([config.h])
 
+LIBVA_MAJOR_VERSION=libva_major_version
+LIBVA_MINOR_VERSION=libva_minor_version
+LIBVA_MICRO_VERSION=libva_micro_version
+LIBVA_VERSION=libva_version
+AC_SUBST(LIBVA_MAJOR_VERSION)
+AC_SUBST(LIBVA_MINOR_VERSION)
+AC_SUBST(LIBVA_MICRO_VERSION)
+AC_SUBST(LIBVA_VERSION)
+
+LIBVA_SDS_VERSION=libva_sds_version
+AC_SUBST(LIBVA_SDS_VERSION)
+
+LIBVA_LT_CURRENT=libva_lt_current
+LIBVA_LT_REV=libva_lt_revision
+LIBVA_LT_AGE=libva_lt_age
+LIBVA_LT_VERSION="$LIBVA_LT_CURRENT:$LIBVA_LT_REV:$LIBVA_LT_AGE"
+LIBVA_LT_LDFLAGS="-version-info $LIBVA_LT_VERSION"
+AC_SUBST(LIBVA_LT_VERSION)
+AC_SUBST(LIBVA_LT_LDFLAGS)
+
+AC_ARG_ENABLE(dummy-driver,
+              [AC_HELP_STRING([--enable-dummy-driver],
+                              [build dummy video driver])],
+              [], [enable_dummy_driver=yes])
+AM_CONDITIONAL(BUILD_DUMMY_DRIVER, test x$enable_dummy_driver = xyes)
+
+AC_ARG_ENABLE(i965-driver,
+              [AC_HELP_STRING([--enable-i965-driver],
+                              [build i965 video driver])],
+              [], [enable_i965_driver=no])
+
+AC_ARG_WITH(drivers-path,
+	    [AC_HELP_STRING([--with-drivers-path=[[path]]], [drivers path])],,
+	    [with_drivers_path="$libdir/dri"])
+
+LIBVA_DRIVERS_PATH="$with_drivers_path"
+AC_SUBST(LIBVA_DRIVERS_PATH)
+
 AC_DISABLE_STATIC
 AC_PROG_LIBTOOL
 AC_PROG_CC
@@ -36,23 +93,34 @@ AC_SYS_LARGEFILE
 
 PKG_CHECK_MODULES([X11], [x11])
 PKG_CHECK_MODULES([XEXT],[xext])
+PKG_CHECK_MODULES([XFIXES], [xfixes])
 PKG_CHECK_MODULES([DRM], [libdrm])
-PKG_CHECK_MODULES(LIBDRM_DEPS, [libdrm])
 
 PKG_CHECK_MODULES(GEN4ASM, [intel-gen4asm >= 1.0], [gen4asm=yes], [gen4asm=no])
 AM_CONDITIONAL(HAVE_GEN4ASM, test x$gen4asm = xyes)
 
+# Check for libdrm >= 2.4 (needed for i965_drv_video.so)
+if test x$enable_i965_driver = xyes && ! $PKG_CONFIG --atleast-version=2.4 libdrm; then
+    AC_MSG_WARN([libdrm < 2.4 found, disabling build of i965 video driver])
+    enable_i965_driver=no
+fi
+AM_CONDITIONAL(BUILD_I965_DRIVER, test x$enable_i965_driver = xyes)
+
 # We only need the headers, we don't link against the DRM libraries
-LIBVA_CFLAGS="$LIBDRM_DEPS_CFLAGS"
+LIBVA_CFLAGS="$DRM_CFLAGS"
 AC_SUBST(LIBVA_CFLAGS)
 AC_SUBST(LIBVA_LIBS)
 
 pkgconfigdir=${libdir}/pkgconfig
 AC_SUBST(pkgconfigdir)
 
+libvabackendlib=libva.la
+AC_SUBST([libvabackendlib])
+
 AC_OUTPUT([
 	Makefile
 	src/Makefile
+	src/va_version.h
 	src/x11/Makefile
 	dummy_drv_video/Makefile
 	i965_drv_video/Makefile

--- a/dummy_drv_video/Makefile.am
+++ b/dummy_drv_video/Makefile.am
@@ -21,9 +21,10 @@
 # SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 dummy_drv_video_la_LTLIBRARIES = dummy_drv_video.la
-dummy_drv_video_ladir = /usr/lib/dri
+dummy_drv_video_ladir = @LIBVA_DRIVERS_PATH@
 dummy_drv_video_la_LDFLAGS = -module -avoid-version -no-undefined -Wl,--no-undefined
-dummy_drv_video_la_LIBADD = ../src/libva.la
+dummy_drv_video_la_LIBADD = $(top_srcdir)/src/$(libvabackendlib)
+dummy_drv_video_la_DEPENDENCIES = $(top_srcdir)/src/$(libvabackendlib)
 
 AM_CFLAGS = -I$(top_srcdir)/src -I$(top_srcdir)/../../include/external/ -I$(top_srcdir)/../../include/kmd -DIN_LIBVA
 dummy_drv_video_la_SOURCES = dummy_drv_video.c object_heap.c

--- a/dummy_drv_video/dummy_drv_video.c
+++ b/dummy_drv_video/dummy_drv_video.c
@@ -1211,15 +1211,15 @@ VAStatus dummy_Terminate( VADriverContextP ctx )
     return VA_STATUS_SUCCESS;
 }
 
-VAStatus __vaDriverInit_0_29(  VADriverContextP ctx )
+VAStatus __vaDriverInit_0_30(  VADriverContextP ctx )
 {
     object_base_p obj;
     int result;
     struct dummy_driver_data *driver_data;
     int i;
 
-    ctx->version_major = 0;
-    ctx->version_minor = 29;
+    ctx->version_major = VA_MAJOR_VERSION;
+    ctx->version_minor = VA_MINOR_VERSION;
     ctx->max_profiles = DUMMY_MAX_PROFILES;
     ctx->max_entrypoints = DUMMY_MAX_ENTRYPOINTS;
     ctx->max_attributes = DUMMY_MAX_CONFIG_ATTRIBUTES;

--- a/i965_drv_video/Makefile.am
+++ b/i965_drv_video/Makefile.am
@@ -25,7 +25,7 @@ SUBDIRS = shaders
 AM_CFLAGS = -Wall -I$(top_srcdir)/src -I$(top_srcdir)/src/x11 @DRM_CFLAGS@ -DIN_LIBVA
 
 i965_drv_video_la_LTLIBRARIES = i965_drv_video.la
-i965_drv_video_ladir = $(libdir)/dri
+i965_drv_video_ladir = @LIBVA_DRIVERS_PATH@
 i965_drv_video_la_LDFLAGS = -module -avoid-version -no-undefined -Wl,--no-undefined @DRM_LIBS@ -ldrm_intel
 i965_drv_video_la_LIBADD = ../src/libva.la -lpthread
 

--- a/libva.pc.in
+++ b/libva.pc.in
@@ -2,6 +2,7 @@ prefix=@prefix@
 exec_prefix=@exec_prefix@
 libdir=@libdir@
 includedir=@includedir@
+driverdir=@LIBVA_DRIVERS_PATH@
 
 Name: libva
 Description: Userspace Video Acceleration (VA) core interface

--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -22,25 +22,26 @@
 
 INCLUDES = \
 	$(LIBVA_CFLAGS) -I$(top_srcdir)/src/x11 \
-	-DIN_LIBVA
+	-DIN_LIBVA \
+	-DVA_DRIVERS_PATH="\"$(LIBVA_DRIVERS_PATH)\""
+
+LDADD = \
+	$(LIBVA_LT_LDFLAGS)
 
 libva_la_LTLIBRARIES = libva.la
 libva_ladir = $(libdir)
-libva_la_LDFLAGS = -version-number 0:30:4 -no-undefined
+libva_la_LDFLAGS = $(LDADD) -no-undefined
 libva_la_LIBADD = $(LIBVA_LIBS) -ldl -lX11 -lXext x11/libva_x11.la -ldrm -lXfixes
 
-nodist_libva_la_SOURCES = va_version.h
-BUILT_SOURCES = va_version.h
-
-CLEANFILES = va_version.h
-
-va_version.h: Makefile
-	echo "#define VA_BUILD_DATE \"$(shell date +'%Y%m%d') $(shell date +'1%H%M%S') \"" > va_version.h
-	echo "#define VA_BUILD_GIT  \"($(shell git log  | head -n1 | cut -f2 -d' ')) \" "    >> va_version.h
-
 SUBDIRS = x11
 
 libva_la_SOURCES = va.c
 
 libvaincludedir = ${includedir}/va
-libvainclude_HEADERS = va.h va_backend.h
+libvainclude_HEADERS = va.h va_backend.h va_version.h
+
+DISTCLEANFILES = \
+	va_version.h
+
+EXTRA_DIST = \
+	va_version.h.in

--- a/src/va.c
+++ b/src/va.c
@@ -22,11 +22,10 @@
  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
+#define _GNU_SOURCE 1
 #include "va.h"
 #include "va_backend.h"
 
-#include "va_version.h"
-
 #include <assert.h>
 #include <stdarg.h>
 #include <stdio.h>
@@ -40,13 +39,9 @@
 #include "va_dricommon.h"
 
 
-#define VA_STR_VERSION		VA_BUILD_DATE VA_BUILD_GIT
-
-#define VA_MAJOR_VERSION	0
-#define VA_MINOR_VERSION	30
 #define DRIVER_INIT_FUNC	"__vaDriverInit_0_30"
+#define DRIVER_INIT_FUNC_SDS	"__vaDriverInit_0_30_sds"
 
-#define DEFAULT_DRIVER_DIR	"/usr/lib/dri/"
 #define DRIVER_EXTENSION	"_drv_video.so"
 
 #define CTX(dpy) (((VADisplayContextP)dpy)->pDriverContext)
@@ -116,21 +111,8 @@ static Bool va_checkString(const char* value, char *variable)
 static VAStatus va_getDriverName(VADisplay dpy, char **driver_name)
 {
     VADisplayContextP pDisplayContext = (VADisplayContextP)dpy;
-    VADriverContextP ctx = CTX(dpy);
 
-    VAStatus ret;
-    ret = pDisplayContext->vaGetDriverName(pDisplayContext, driver_name);
-    if (ret == VA_STATUS_SUCCESS) 
-    {
-	if (isDRI2Connected(ctx, driver_name)) 
-	{
-	    ret = VA_STATUS_SUCCESS;
-	} else if (isDRI1Connected(ctx, driver_name)) 
-	{
-	    ret = VA_STATUS_SUCCESS;
-	}
-    }
-    return ret;
+    return pDisplayContext->vaGetDriverName(pDisplayContext, driver_name);
 }
 
 static VAStatus va_openDriver(VADisplay dpy, char *driver_name)
@@ -152,7 +134,7 @@ static VAStatus va_openDriver(VADisplay dpy, char *driver_name)
     }
     if (!search_path)
     {
-        search_path = DEFAULT_DRIVER_DIR;
+        search_path = VA_DRIVERS_PATH;
     }
 
     search_path = strdup((const char *)search_path);
@@ -185,6 +167,11 @@ static VAStatus va_openDriver(VADisplay dpy, char *driver_name)
             init_func = (VADriverInit) dlsym(handle, DRIVER_INIT_FUNC);
             if (!init_func)
             {
+                /* Then try SDS extensions (VDPAU and XvBA backends) */
+                init_func = (VADriverInit) dlsym(handle, DRIVER_INIT_FUNC_SDS);
+            }
+            if (!init_func)
+            {
                 va_errorMessage("%s has no function %s\n", driver_path, DRIVER_INIT_FUNC);
                 dlclose(handle);
             }
@@ -347,7 +334,7 @@ VAStatus vaInitialize (
 
   va_debug_trace = (getenv("LIBVA_DEBUG_TRACE") != NULL);
 
-  va_infoMessage("libva build on %s\n", VA_STR_VERSION);
+  va_infoMessage("libva version %s\n", VA_VERSION_S);
 
   vaStatus = va_getDriverName(dpy, &driver_name);
   va_infoMessage("va_getDriverName() returns %d\n", vaStatus);

--- a/src/va.h
+++ b/src/va.h
@@ -63,6 +63,12 @@
 #ifndef _VA_H_
 #define _VA_H_
 
+#ifdef IN_LIBVA
+#include "va_version.h"
+#else
+#include <va/va_version.h>
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -364,7 +370,8 @@ typedef VAGenericID VAContextID;
 
 typedef VAGenericID VASurfaceID;
 
-#define VA_INVALID_SURFACE	-1
+#define VA_INVALID_ID		0xffffffff
+#define VA_INVALID_SURFACE	VA_INVALID_ID
 
 /* 
  * vaCreateSurfaces - Create an array of surfaces used for decode and display  
@@ -465,6 +472,27 @@ typedef enum
 } VABufferType;
 
 
+/* 
+ * There will be cases where the bitstream buffer will not have enough room to hold
+ * the data for the entire slice, and the following flags will be used in the slice
+ * parameter to signal to the server for the possible cases.
+ * If a slice parameter buffer and slice data buffer pair is sent to the server with 
+ * the slice data partially in the slice data buffer (BEGIN and MIDDLE cases below), 
+ * then a slice parameter and data buffer needs to be sent again to complete this slice. 
+ */
+#define VA_SLICE_DATA_FLAG_ALL		0x00	/* whole slice is in the buffer */
+#define VA_SLICE_DATA_FLAG_BEGIN	0x01	/* The beginning of the slice is in the buffer but the end if not */
+#define VA_SLICE_DATA_FLAG_MIDDLE	0x02	/* Neither beginning nor end of the slice is in the buffer */
+#define VA_SLICE_DATA_FLAG_END		0x04	/* end of the slice is in the buffer */
+
+/* Codec-independent Slice Parameter Buffer base */
+typedef struct _VASliceParameterBufferBase
+{
+    unsigned int slice_data_size;	/* number of bytes in the slice data buffer for this slice */
+    unsigned int slice_data_offset;	/* the offset to the first byte of slice data */
+    unsigned int slice_data_flag;	/* see VA_SLICE_DATA_FLAG_XXX definitions */
+} VASliceParameterBufferBase;
+
 /****************************
  * MPEG-2 data structures
  ****************************/
@@ -516,19 +544,6 @@ typedef struct _VAIQMatrixBufferMPEG2
     unsigned char chroma_non_intra_quantiser_matrix[64];
 } VAIQMatrixBufferMPEG2;
 
-/* 
- * There will be cases where the bitstream buffer will not have enough room to hold
- * the data for the entire slice, and the following flags will be used in the slice
- * parameter to signal to the server for the possible cases.
- * If a slice parameter buffer and slice data buffer pair is sent to the server with 
- * the slice data partially in the slice data buffer (BEGIN and MIDDLE cases below), 
- * then a slice parameter and data buffer needs to be sent again to complete this slice. 
- */
-#define VA_SLICE_DATA_FLAG_ALL		0x00	/* whole slice is in the buffer */
-#define VA_SLICE_DATA_FLAG_BEGIN	0x01	/* The beginning of the slice is in the buffer but the end if not */
-#define VA_SLICE_DATA_FLAG_MIDDLE	0x02	/* Neither beginning nor end of the slice is in the buffer */
-#define VA_SLICE_DATA_FLAG_END		0x04	/* end of the slice is in the buffer */
-
 /* MPEG-2 Slice Parameter Buffer */
 typedef struct _VASliceParameterBufferMPEG2
 {

--- a/src/va_backend.h
+++ b/src/va_backend.h
@@ -407,14 +407,11 @@ struct VADriverVTable
 
 struct VADriverContext
 {
-    void *old_pNext;			/* preserved for binary compatibility */
-
     void *pDriverData;
     struct VADriverVTable vtable;
 
     Display *x11_dpy;
     int x11_screen;
-    int dri2;
     int version_major;
     int version_minor;
     int max_profiles;

--- /dev/null
+++ b/src/va_version.h.in
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2009 Splitted-Desktop Systems. 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.
+ */
+
+#ifndef VA_VERSION_H
+#define VA_VERSION_H
+
+/**
+ * VA_MAJOR_VERSION:
+ *
+ * The major version of the VA library (1, if %VA_VERSION is 1.2.3)
+ */
+#define VA_MAJOR_VERSION   (@LIBVA_MAJOR_VERSION@)
+
+/**
+ * VA_MINOR_VERSION:
+ *
+ * The minor version of the VA library (2, if %VA_VERSION is 1.2.3)
+ */
+#define VA_MINOR_VERSION   (@LIBVA_MINOR_VERSION@)
+
+/**
+ * VA_MICRO_VERSION:
+ *
+ * The micro version of the VA library (3, if %VA_VERSION is 1.2.3)
+ */
+#define VA_MICRO_VERSION   (@LIBVA_MICRO_VERSION@)
+
+/**
+ * VA_SDS_VERSION:
+ *
+ * The version of the SDS API extensions to the VA library
+ */
+#define VA_SDS_VERSION     (@LIBVA_SDS_VERSION@)
+
+/**
+ * VA_VERSION:
+ *
+ * The full version of the VA library, like 1.2.3
+ */
+#define VA_VERSION         @LIBVA_VERSION@
+
+/**
+ * VA_VERSION_S:
+ *
+ * The full version of the VA library, in string form (suited for
+ * string concatenation)
+ */
+#define VA_VERSION_S       "@LIBVA_VERSION@-sds@LIBVA_SDS_VERSION@"
+
+/**
+ * VA_VERSION_HEX:
+ *
+ * Numerically encoded version of the VA library, like 0x010203
+ */
+#define VA_VERSION_HEX     ((VA_MAJOR_VERSION << 24) | \
+                            (VA_MINOR_VERSION << 16) | \
+                            (VA_MICRO_VERSION << 8))
+
+/**
+ * VA_CHECK_VERSION:
+ * @major: major version, like 1 in 1.2.3
+ * @minor: minor version, like 2 in 1.2.3
+ * @micro: micro version, like 3 in 1.2.3
+ *
+ * Evaluates to %TRUE if the version of the VA library is greater
+ * than @major, @minor and @micro
+ */
+#define VA_CHECK_VERSION(major,minor,micro) \
+        (VA_MAJOR_VERSION > (major) || \
+         (VA_MAJOR_VERSION == (major) && VA_MINOR_VERSION > (minor)) || \
+         (VA_MAJOR_VERSION == (major) && VA_MINOR_VERSION == (minor) && VA_MICRO_VERSION >= (micro)))
+
+#endif /* VA_VERSION_H */

--- a/src/x11/Makefile.am
+++ b/src/x11/Makefile.am
@@ -22,9 +22,9 @@ AM_CFLAGS = -DLINUX -DIN_LIBVA -I$(top_srcdir)/src $(DRM_CFLAGS)
 
 noinst_LTLIBRARIES = libva_x11.la	
 
-libva_x11includedir =  ${includedir}/va
+libva_x11includedir = ${includedir}/va
 libva_x11include_HEADERS = va_x11.h 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
+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
+EXTRA_DIST = va_dristr.h va_dri2str.h va_dri2tokens.h va_nvctrl.h

--- a/src/x11/dri2_util.c
+++ b/src/x11/dri2_util.c
@@ -5,7 +5,8 @@
 
 #include <xf86drm.h>
 
-#include "X11/Xlib.h"
+#include <X11/Xlibint.h>
+#include <X11/Xlib.h>
 #include "va.h"
 #include "va_backend.h"
 

--- /dev/null
+++ b/src/x11/va_nvctrl.c
@@ -0,0 +1,392 @@
+/*
+ * 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 == '\0') {
+                if (ddxDriverMinorVersion)
+                    *ddxDriverMinorVersion = v;
+            }
+        }
+    }
+    Xfree(nvidia_driver_version);
+
+    if (clientDriverName)
+        *clientDriverName = strdup("nvidia");
+
+    return True;
+}

--- /dev/null
+++ b/src/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 */

--- a/src/x11/va_x11.c
+++ b/src/x11/va_x11.c
@@ -22,6 +22,7 @@
  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
+#define _GNU_SOURCE 1
 #include "config.h"
 #include "va.h"
 #include "va_backend.h"
@@ -29,9 +30,11 @@
 #include "va_dri.h"
 #include "va_dri2.h"
 #include "va_dricommon.h"
+#include "va_nvctrl.h"
 #include <stdio.h>
 #include <stdarg.h>
 #include <string.h>
+#include <unistd.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
@@ -91,6 +94,7 @@ static void va_DisplayContextDestroy (
 	}
 	ctx = &((*ctx)->pNext);
     }
+    free(pDisplayContext->pDriverContext->dri_state);
     free(pDisplayContext->pDriverContext);
     free(pDisplayContext);
 }
@@ -102,63 +106,46 @@ static VAStatus va_DRI2GetDriverName (
 )
 {
     VADriverContextP ctx = pDisplayContext->pDriverContext;
-    VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
-    int eventBase, errorBase;
-    char *device_name;
-    int driver_major;
-    int driver_minor;
-    int driver_patch;
-    Bool result = True;
 
-    if (!VA_DRI2QueryExtension(ctx->x11_dpy, &eventBase, &errorBase)) {
-        va_infoMessage("DRI2 extension isn't present\n");
+    if (!isDRI2Connected(ctx, driver_name))
         return VA_STATUS_ERROR_UNKNOWN;
-    }
 
-    if (!VA_DRI2QueryVersion(ctx->x11_dpy, &driver_major, &driver_minor)) {
-        va_errorMessage("VA_DRI2QueryVersion failed\n");
-        return VA_STATUS_ERROR_UNKNOWN;
-    }
-    
-    if (!VA_DRI2Connect(ctx->x11_dpy, RootWindow(ctx->x11_dpy, ctx->x11_screen),
-		     driver_name, &device_name)) {
-        va_infoMessage("DRI2 isn't enabled, fallback to DRI1\n");
+    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;
-    }
 
-    va_infoMessage("VA_DRI2Connect: %d.%d.%d %s (screen %d)\n",
-                   driver_major, driver_minor, driver_patch, *driver_name, ctx->x11_screen);
-    ctx->dri2 = 1;
-    
     return VA_STATUS_SUCCESS;
 }
 
-static VAStatus va_DRIGetDriverName (
+static VAStatus va_NVCTRL_GetDriverName (
     VADisplayContextP pDisplayContext,
     char **driver_name
 )
 {
     VADriverContextP ctx = pDisplayContext->pDriverContext;
     VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
-    int eventBase, errorBase;
     int direct_capable;
     int driver_major;
     int driver_minor;
     int driver_patch;
     Bool result = True;
-    char *x_driver_name = NULL;
+    char *nvidia_driver_name = NULL;
 
-    if (!VA_DRIQueryExtension(ctx->x11_dpy, &eventBase, &errorBase)) {
-        va_errorMessage("VA_DRIQueryExtension failed\n");
-        return VA_STATUS_ERROR_UNKNOWN;
-    }
-    
     if (result)
     {
-        result = VA_DRIQueryDirectRenderingCapable(ctx->x11_dpy, ctx->x11_screen, &direct_capable);
+        result = VA_NVCTRLQueryDirectRenderingCapable(ctx->x11_dpy, ctx->x11_screen, &direct_capable);
         if (!result)
         {
-            va_errorMessage("VA_DRIQueryDirectRenderingCapable failed\n");
+            va_errorMessage("VA_NVCTRLQueryDirectRenderingCapable failed\n");
         }
     }
     if (result)
@@ -166,29 +153,27 @@ static VAStatus va_DRIGetDriverName (
         result = direct_capable;
         if (!result)
         {
-            va_errorMessage("VA_DRIQueryDirectRenderingCapable returned false\n");
+            va_errorMessage("VA_NVCTRLQueryDirectRenderingCapable returned false\n");
         }
     }
     if (result)
     {
-        result = VA_DRIGetClientDriverName(ctx->x11_dpy, ctx->x11_screen, &driver_major, &driver_minor,
-                                            &driver_patch, &x_driver_name);
+        result = VA_NVCTRLGetClientDriverName(ctx->x11_dpy, ctx->x11_screen, &driver_major, &driver_minor,
+                                              &driver_patch, &nvidia_driver_name);
         if (!result)
         {
-            va_errorMessage("VA_DRIGetClientDriverName returned false\n");
+            va_errorMessage("VA_NVCTRLGetClientDriverName returned false\n");
         }
     }
     if (result)
     {
         vaStatus = VA_STATUS_SUCCESS;
-        va_infoMessage("VA_DRIGetClientDriverName: %d.%d.%d %s (screen %d)\n",
-	     driver_major, driver_minor, driver_patch, x_driver_name, ctx->x11_screen);
-        if (driver_name)
-	    *driver_name = strdup(x_driver_name);
+        va_infoMessage("va_NVCTRL_GetDriverName: %d.%d.%d %s (screen %d)\n",
+                       driver_major, driver_minor, driver_patch,
+                       nvidia_driver_name, ctx->x11_screen);
+	if (driver_name)
+            *driver_name = nvidia_driver_name;
     }
-    if (x_driver_name)
-        XFree(x_driver_name);
-
     return vaStatus;
 }
 
@@ -197,37 +182,26 @@ static VAStatus va_DisplayContextGetDriverName (
     char **driver_name
 )
 {
-    VADriverContextP ctx = pDisplayContext->pDriverContext;
-    VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
-    int direct_capable;
-    int driver_major;
-    int driver_minor;
-    int driver_patch;
-    Bool result = True;
-    char *x_driver_name = NULL;
+    VAStatus vaStatus;
+    char *driver_name_env;
 
     if (driver_name)
 	*driver_name = NULL;
-    
-    vaStatus = va_DRI2GetDriverName(pDisplayContext, driver_name);
-    if (vaStatus != VA_STATUS_SUCCESS)
-        vaStatus = va_DRIGetDriverName(pDisplayContext, driver_name);
 
-    if ((vaStatus == VA_STATUS_SUCCESS)
+    if ((driver_name_env = getenv("LIBVA_DRIVER_NAME")) != NULL
         && geteuid() == getuid())
     {
         /* don't allow setuid apps to use LIBVA_DRIVER_NAME */
-        if (getenv("LIBVA_DRIVER_NAME"))
-        {
-            /* For easier debugging */
-            if (*driver_name)
-                XFree(*driver_name);
-            
-            *driver_name = strdup(getenv("LIBVA_DRIVER_NAME"));
-            return VA_STATUS_SUCCESS;
-        }
+        *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;
 }
 
@@ -278,11 +252,12 @@ VADisplay vaGetDisplay (
   {
       /* create new entry */
       VADriverContextP pDriverContext;
+      struct dri_state *dri_state;
       pDisplayContext = calloc(1, sizeof(*pDisplayContext));
       pDriverContext  = calloc(1, sizeof(*pDriverContext));
-      if (pDisplayContext && pDriverContext)
+      dri_state       = calloc(1, sizeof(*dri_state));
+      if (pDisplayContext && pDriverContext && dri_state)
       {
-	  pDriverContext->old_pNext        = (void *)(unsigned long)0xdeadbeef;
 	  pDriverContext->x11_dpy          = native_dpy;
 	  pDisplayContext->pNext           = pDisplayContexts;
 	  pDisplayContext->pDriverContext  = pDriverContext;
@@ -290,7 +265,7 @@ VADisplay vaGetDisplay (
 	  pDisplayContext->vaDestroy       = va_DisplayContextDestroy;
 	  pDisplayContext->vaGetDriverName = va_DisplayContextGetDriverName;
 	  pDisplayContexts                 = pDisplayContext;
-	  pDriverContext->dri_state 	   = calloc(1, sizeof(struct dri_state));
+	  pDriverContext->dri_state 	   = dri_state;
 	  dpy                              = (VADisplay)pDisplayContext;
       }
       else
@@ -299,6 +274,8 @@ VADisplay vaGetDisplay (
 	      free(pDisplayContext);
 	  if (pDriverContext)
 	      free(pDriverContext);
+          if (dri_state)
+              free(dri_state);
       }
   }
   

--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -31,9 +31,10 @@ AM_CFLAGS = -I$(top_srcdir)/../../include/external/ -I$(top_srcdir)/src -I$(top_
 
 TESTS = $(check_PROGRAMS)
 
-TEST_LIBS = ../src/libva.la
+TEST_LIBS = $(top_srcdir)/src/$(libvabackendlib)
 
-vainfo_LDADD = ../src/libva.la
+vainfo_LDADD = $(top_srcdir)/src/$(libvabackendlib)
+vainfo_DEPENDENCIES = $(top_srcdir)/src/$(libvabackendlib)
 vainfo_SOURCES = vainfo.c
 
 test_01_LDADD = $(TEST_LIBS)

--- a/test/test_common.c
+++ b/test/test_common.c
@@ -63,7 +63,7 @@ void status(const char *msg, ...)
 
 int main(int argc, const char* argv[])
 {
-  const char *name = rindex(argv[0], '/');
+  const char *name = strrchr(argv[0], '/');
   if (name)
       name++;
   else