mesa xkeyboard-config git update 30 sep 2011

14 files changed, 92 insertions, 286 deletions

diff --git a/mesalib/src/mesa/drivers/dri/swrast/swrast.c b/mesalib/src/mesa/drivers/dri/swrast/swrast.c
index 3d5ddc51c..8665ad099 100644
--- a/mesalib/src/mesa/drivers/dri/swrast/swrast.c
+++ b/mesalib/src/mesa/drivers/dri/swrast/swrast.c
@@ -590,17 +590,13 @@ static const char *es2_extensions[] = {
    /* Required by GLES2 */
    "GL_ARB_fragment_program",
    "GL_ARB_fragment_shader",
-   "GL_ARB_multitexture",
    "GL_ARB_shader_objects",
    "GL_ARB_texture_cube_map",
-   "GL_ARB_texture_mirrored_repeat",
    "GL_ARB_texture_non_power_of_two",
    "GL_ARB_vertex_shader",
    "GL_EXT_blend_color",
    "GL_EXT_blend_equation_separate",
    "GL_EXT_blend_minmax",
-   "GL_EXT_blend_subtract",
-   "GL_EXT_stencil_wrap",
 
    /* Optional GLES2 */
    "GL_ARB_framebuffer_object",
diff --git a/mesalib/src/mesa/main/attrib.c b/mesalib/src/mesa/main/attrib.c
index 2f391c5a8..6f427e008 100644
--- a/mesalib/src/mesa/main/attrib.c
+++ b/mesalib/src/mesa/main/attrib.c
@@ -727,45 +727,40 @@ pop_texture_group(struct gl_context *ctx, struct texture_state *texstate)
                        ((unit->TexGenEnabled & R_BIT) ? GL_TRUE : GL_FALSE));
       _mesa_set_enable(ctx, GL_TEXTURE_GEN_Q,
                        ((unit->TexGenEnabled & Q_BIT) ? GL_TRUE : GL_FALSE));
-      if (ctx->Extensions.EXT_texture_lod_bias) {
-         _mesa_TexEnvf(GL_TEXTURE_FILTER_CONTROL_EXT,
-                       GL_TEXTURE_LOD_BIAS_EXT, unit->LodBias);
-      }
-      if (ctx->Extensions.EXT_texture_env_combine ||
-          ctx->Extensions.ARB_texture_env_combine) {
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB,
-                       unit->Combine.ModeRGB);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA,
-                       unit->Combine.ModeA);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB,
-                       unit->Combine.SourceRGB[0]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB,
-                       unit->Combine.SourceRGB[1]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_RGB,
-                       unit->Combine.SourceRGB[2]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA,
-                       unit->Combine.SourceA[0]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA,
-                       unit->Combine.SourceA[1]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_ALPHA,
-                       unit->Combine.SourceA[2]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB,
-                       unit->Combine.OperandRGB[0]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_RGB,
-                       unit->Combine.OperandRGB[1]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB,
-                       unit->Combine.OperandRGB[2]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA,
-                       unit->Combine.OperandA[0]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_ALPHA,
-                       unit->Combine.OperandA[1]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_ALPHA,
-                       unit->Combine.OperandA[2]);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_RGB_SCALE,
-                       1 << unit->Combine.ScaleShiftRGB);
-         _mesa_TexEnvi(GL_TEXTURE_ENV, GL_ALPHA_SCALE,
-                       1 << unit->Combine.ScaleShiftA);
-      }
+      _mesa_TexEnvf(GL_TEXTURE_FILTER_CONTROL, GL_TEXTURE_LOD_BIAS,
+		    unit->LodBias);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB,
+		    unit->Combine.ModeRGB);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA,
+		    unit->Combine.ModeA);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB,
+		    unit->Combine.SourceRGB[0]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB,
+		    unit->Combine.SourceRGB[1]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_RGB,
+		    unit->Combine.SourceRGB[2]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA,
+		    unit->Combine.SourceA[0]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA,
+		    unit->Combine.SourceA[1]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_ALPHA,
+		    unit->Combine.SourceA[2]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB,
+		    unit->Combine.OperandRGB[0]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_RGB,
+		    unit->Combine.OperandRGB[1]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB,
+		    unit->Combine.OperandRGB[2]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA,
+		    unit->Combine.OperandA[0]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_ALPHA,
+		    unit->Combine.OperandA[1]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_ALPHA,
+		    unit->Combine.OperandA[2]);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_RGB_SCALE,
+		    1 << unit->Combine.ScaleShiftRGB);
+      _mesa_TexEnvi(GL_TEXTURE_ENV, GL_ALPHA_SCALE,
+		    1 << unit->Combine.ScaleShiftA);
 
       /* Restore texture object state for each target */
       for (tgt = 0; tgt < NUM_TEXTURE_TARGETS; tgt++) {
diff --git a/mesalib/src/mesa/main/blend.c b/mesalib/src/mesa/main/blend.c
index 98c14f561..09acdf5c5 100644
--- a/mesalib/src/mesa/main/blend.c
+++ b/mesalib/src/mesa/main/blend.c
@@ -289,13 +289,12 @@ legal_blend_equation(const struct gl_context *ctx, GLenum mode)
 {
    switch (mode) {
    case GL_FUNC_ADD:
+   case GL_FUNC_SUBTRACT:
+   case GL_FUNC_REVERSE_SUBTRACT:
       return GL_TRUE;
    case GL_MIN:
    case GL_MAX:
       return ctx->Extensions.EXT_blend_minmax;
-   case GL_FUNC_SUBTRACT:
-   case GL_FUNC_REVERSE_SUBTRACT:
-      return ctx->Extensions.EXT_blend_subtract;
    default:
       return GL_FALSE;
    }
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index cf9469f77..af1a3ff85 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -101,7 +101,7 @@ static const struct extension extension_table[] = {
    { "GL_ARB_instanced_arrays",                    o(ARB_instanced_arrays),                    GL,             2008 },
    { "GL_ARB_map_buffer_range",                    o(ARB_map_buffer_range),                    GL,             2008 },
    { "GL_ARB_multisample",                         o(dummy_true),                              GL,             1994 },
-   { "GL_ARB_multitexture",                        o(ARB_multitexture),                        GL,             1998 },
+   { "GL_ARB_multitexture",                        o(dummy_true),                              GL,             1998 },
    { "GL_ARB_occlusion_query2",                    o(ARB_occlusion_query2),                    GL,             2003 },
    { "GL_ARB_occlusion_query",                     o(ARB_occlusion_query),                     GL,             2001 },
    { "GL_ARB_pixel_buffer_object",                 o(EXT_pixel_buffer_object),                 GL,             2004 },
@@ -123,12 +123,12 @@ static const struct extension extension_table[] = {
    { "GL_ARB_texture_compression",                 o(dummy_true),                              GL,             2000 },
    { "GL_ARB_texture_compression_rgtc",            o(ARB_texture_compression_rgtc),            GL,             2004 },
    { "GL_ARB_texture_cube_map",                    o(ARB_texture_cube_map),                    GL,             1999 },
-   { "GL_ARB_texture_env_add",                     o(EXT_texture_env_add),                     GL,             1999 },
+   { "GL_ARB_texture_env_add",                     o(dummy_true),                              GL,             1999 },
    { "GL_ARB_texture_env_combine",                 o(ARB_texture_env_combine),                 GL,             2001 },
    { "GL_ARB_texture_env_crossbar",                o(ARB_texture_env_crossbar),                GL,             2001 },
    { "GL_ARB_texture_env_dot3",                    o(ARB_texture_env_dot3),                    GL,             2001 },
    { "GL_ARB_texture_float",                       o(ARB_texture_float),                       GL,             2004 },
-   { "GL_ARB_texture_mirrored_repeat",             o(ARB_texture_mirrored_repeat),             GL,             2001 },
+   { "GL_ARB_texture_mirrored_repeat",             o(dummy_true),                              GL,             2001 },
    { "GL_ARB_texture_multisample",                 o(ARB_texture_multisample),                 GL,             2009 },
    { "GL_ARB_texture_non_power_of_two",            o(ARB_texture_non_power_of_two),            GL,             2003 },
    { "GL_ARB_texture_rectangle",                   o(NV_texture_rectangle),                    GL,             2004 },
@@ -152,7 +152,7 @@ static const struct extension extension_table[] = {
    { "GL_EXT_blend_equation_separate",             o(EXT_blend_equation_separate),             GL,             2003 },
    { "GL_EXT_blend_func_separate",                 o(EXT_blend_func_separate),                 GL,             1999 },
    { "GL_EXT_blend_minmax",                        o(EXT_blend_minmax),                        GL | ES1 | ES2, 1995 },
-   { "GL_EXT_blend_subtract",                      o(EXT_blend_subtract),                      GL,             1995 },
+   { "GL_EXT_blend_subtract",                      o(dummy_true),                              GL,             1995 },
    { "GL_EXT_clip_volume_hint",                    o(EXT_clip_volume_hint),                    GL,             1996 },
    { "GL_EXT_compiled_vertex_array",               o(EXT_compiled_vertex_array),               GL,             1996 },
    { "GL_EXT_copy_texture",                        o(dummy_true),                              GL,             1995 },
@@ -181,7 +181,7 @@ static const struct extension extension_table[] = {
    { "GL_EXT_separate_specular_color",             o(EXT_separate_specular_color),             GL,             1997 },
    { "GL_EXT_shadow_funcs",                        o(EXT_shadow_funcs),                        GL,             2002 },
    { "GL_EXT_stencil_two_side",                    o(EXT_stencil_two_side),                    GL,             2001 },
-   { "GL_EXT_stencil_wrap",                        o(EXT_stencil_wrap),                        GL,             2002 },
+   { "GL_EXT_stencil_wrap",                        o(dummy_true),                              GL,             2002 },
    { "GL_EXT_subtexture",                          o(dummy_true),                              GL,             1995 },
    { "GL_EXT_texture3D",                           o(EXT_texture3D),                           GL,             1996 },
    { "GL_EXT_texture_array",                       o(EXT_texture_array),                       GL,             2006 },
@@ -191,13 +191,13 @@ static const struct extension extension_table[] = {
    { "GL_EXT_texture_compression_s3tc",            o(EXT_texture_compression_s3tc),            GL,             2000 },
    { "GL_EXT_texture_cube_map",                    o(ARB_texture_cube_map),                    GL,             2001 },
    { "GL_EXT_texture_edge_clamp",                  o(dummy_true),                              GL,             1997 },
-   { "GL_EXT_texture_env_add",                     o(EXT_texture_env_add),                     GL,             1999 },
-   { "GL_EXT_texture_env_combine",                 o(EXT_texture_env_combine),                 GL,             2000 },
+   { "GL_EXT_texture_env_add",                     o(dummy_true),                              GL,             1999 },
+   { "GL_EXT_texture_env_combine",                 o(dummy_true),                              GL,             2000 },
    { "GL_EXT_texture_env_dot3",                    o(EXT_texture_env_dot3),                    GL,             2000 },
    { "GL_EXT_texture_filter_anisotropic",          o(EXT_texture_filter_anisotropic),          GL | ES1 | ES2, 1999 },
    { "GL_EXT_texture_format_BGRA8888",             o(dummy_true),                                   ES1 | ES2, 2005 },
    { "GL_EXT_texture_integer",                     o(EXT_texture_integer),                     GL,             2006 },
-   { "GL_EXT_texture_lod_bias",                    o(EXT_texture_lod_bias),                    GL | ES1,       1999 },
+   { "GL_EXT_texture_lod_bias",                    o(dummy_true),                              GL | ES1,       1999 },
    { "GL_EXT_texture_mirror_clamp",                o(EXT_texture_mirror_clamp),                GL,             2004 },
    { "GL_EXT_texture_object",                      o(dummy_true),                              GL,             1995 },
    { "GL_EXT_texture",                             o(dummy_true),                              GL,             1996 },
@@ -216,7 +216,7 @@ static const struct extension extension_table[] = {
    /* OES extensions */
    { "GL_OES_blend_equation_separate",             o(EXT_blend_equation_separate),                  ES1,       2009 },
    { "GL_OES_blend_func_separate",                 o(EXT_blend_func_separate),                      ES1,       2009 },
-   { "GL_OES_blend_subtract",                      o(EXT_blend_subtract),                           ES1,       2009 },
+   { "GL_OES_blend_subtract",                      o(dummy_true),                                   ES1,       2009 },
    { "GL_OES_byte_coordinates",                    o(dummy_true),                                   ES1,       2002 },
    { "GL_OES_compressed_paletted_texture",         o(dummy_true),                                   ES1,       2003 },
    { "GL_OES_depth24",                             o(EXT_framebuffer_object),                       ES1 | ES2, 2005 },
@@ -246,11 +246,11 @@ static const struct extension extension_table[] = {
    { "GL_OES_stencil1",                            o(dummy_false),                     DISABLE,                2005 },
    { "GL_OES_stencil4",                            o(dummy_false),                     DISABLE,                2005 },
    { "GL_OES_stencil8",                            o(EXT_framebuffer_object),                       ES1 | ES2, 2005 },
-   { "GL_OES_stencil_wrap",                        o(EXT_stencil_wrap),                             ES1,       2002 },
+   { "GL_OES_stencil_wrap",                        o(dummy_true),                                   ES1,       2002 },
    { "GL_OES_texture_3D",                          o(EXT_texture3D),                                      ES2, 2005 },
    { "GL_OES_texture_cube_map",                    o(ARB_texture_cube_map),                         ES1,       2007 },
    { "GL_OES_texture_env_crossbar",                o(ARB_texture_env_crossbar),                     ES1,       2005 },
-   { "GL_OES_texture_mirrored_repeat",             o(ARB_texture_mirrored_repeat),                  ES1,       2005 },
+   { "GL_OES_texture_mirrored_repeat",             o(dummy_true),                                   ES1,       2005 },
    { "GL_OES_texture_npot",                        o(ARB_texture_non_power_of_two),                       ES2, 2005 },
 
    /* Vendor extensions */
@@ -273,7 +273,7 @@ static const struct extension extension_table[] = {
    { "GL_ATI_texture_mirror_once",                 o(ATI_texture_mirror_once),                 GL,             2006 },
    { "GL_IBM_multimode_draw_arrays",               o(IBM_multimode_draw_arrays),               GL,             1998 },
    { "GL_IBM_rasterpos_clip",                      o(IBM_rasterpos_clip),                      GL,             1996 },
-   { "GL_IBM_texture_mirrored_repeat",             o(ARB_texture_mirrored_repeat),             GL,             1998 },
+   { "GL_IBM_texture_mirrored_repeat",             o(dummy_true),                              GL,             1998 },
    { "GL_INGR_blend_func_separate",                o(EXT_blend_func_separate),                 GL,             1999 },
    { "GL_MESA_pack_invert",                        o(MESA_pack_invert),                        GL,             2002 },
    { "GL_MESA_resize_buffers",                     o(MESA_resize_buffers),                     GL,             1999 },
@@ -398,7 +398,6 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
    ctx->Extensions.ARB_half_float_pixel = GL_TRUE;
    ctx->Extensions.ARB_half_float_vertex = GL_TRUE;
    ctx->Extensions.ARB_map_buffer_range = GL_TRUE;
-   ctx->Extensions.ARB_multitexture = GL_TRUE;
 #if FEATURE_queryobj
    ctx->Extensions.ARB_occlusion_query = GL_TRUE;
    ctx->Extensions.ARB_occlusion_query2 = GL_TRUE;
@@ -419,7 +418,6 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
    ctx->Extensions.ARB_texture_env_crossbar = GL_TRUE;
    ctx->Extensions.ARB_texture_env_dot3 = GL_TRUE;
    /*ctx->Extensions.ARB_texture_float = GL_TRUE;*/
-   ctx->Extensions.ARB_texture_mirrored_repeat = GL_TRUE;
    ctx->Extensions.ARB_texture_non_power_of_two = GL_TRUE;
    ctx->Extensions.ARB_texture_rg = GL_TRUE;
    ctx->Extensions.ARB_texture_compression_rgtc = GL_TRUE;
@@ -449,7 +447,6 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
    ctx->Extensions.EXT_blend_equation_separate = GL_TRUE;
    ctx->Extensions.EXT_blend_func_separate = GL_TRUE;
    ctx->Extensions.EXT_blend_minmax = GL_TRUE;
-   ctx->Extensions.EXT_blend_subtract = GL_TRUE;
    ctx->Extensions.EXT_depth_bounds_test = GL_TRUE;
    ctx->Extensions.EXT_draw_buffers2 = GL_TRUE;
    ctx->Extensions.EXT_fog_coord = GL_TRUE;
@@ -470,16 +467,12 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
    ctx->Extensions.EXT_provoking_vertex = GL_TRUE;
    ctx->Extensions.EXT_shadow_funcs = GL_TRUE;
    ctx->Extensions.EXT_secondary_color = GL_TRUE;
-   ctx->Extensions.EXT_stencil_wrap = GL_TRUE;
    ctx->Extensions.EXT_stencil_two_side = GL_TRUE;
    ctx->Extensions.EXT_texture_array = GL_TRUE;
    ctx->Extensions.EXT_texture_compression_latc = GL_TRUE;
-   ctx->Extensions.EXT_texture_env_add = GL_TRUE;
-   ctx->Extensions.EXT_texture_env_combine = GL_TRUE;
    ctx->Extensions.EXT_texture_env_dot3 = GL_TRUE;
    ctx->Extensions.EXT_texture_filter_anisotropic = GL_TRUE;
    ctx->Extensions.EXT_texture_mirror_clamp = GL_TRUE;
-   ctx->Extensions.EXT_texture_lod_bias = GL_TRUE;
    ctx->Extensions.EXT_texture_shared_exponent = GL_TRUE;
 #if FEATURE_EXT_texture_sRGB
    ctx->Extensions.EXT_texture_sRGB = GL_TRUE;
@@ -534,12 +527,10 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
 void
 _mesa_enable_1_3_extensions(struct gl_context *ctx)
 {
-   ctx->Extensions.ARB_multitexture = GL_TRUE;
    ctx->Extensions.ARB_texture_border_clamp = GL_TRUE;
    ctx->Extensions.ARB_texture_cube_map = GL_TRUE;
    ctx->Extensions.ARB_texture_env_combine = GL_TRUE;
    ctx->Extensions.ARB_texture_env_dot3 = GL_TRUE;
-   ctx->Extensions.EXT_texture_env_add = GL_TRUE;
    /*ctx->Extensions.ARB_transpose_matrix = GL_TRUE;*/
 }
 
@@ -555,17 +546,13 @@ _mesa_enable_1_4_extensions(struct gl_context *ctx)
    ctx->Extensions.ARB_depth_texture = GL_TRUE;
    ctx->Extensions.ARB_shadow = GL_TRUE;
    ctx->Extensions.ARB_texture_env_crossbar = GL_TRUE;
-   ctx->Extensions.ARB_texture_mirrored_repeat = GL_TRUE;
    ctx->Extensions.ARB_window_pos = GL_TRUE;
    ctx->Extensions.EXT_blend_color = GL_TRUE;
    ctx->Extensions.EXT_blend_func_separate = GL_TRUE;
    ctx->Extensions.EXT_blend_minmax = GL_TRUE;
-   ctx->Extensions.EXT_blend_subtract = GL_TRUE;
    ctx->Extensions.EXT_fog_coord = GL_TRUE;
    ctx->Extensions.EXT_point_parameters = GL_TRUE;
    ctx->Extensions.EXT_secondary_color = GL_TRUE;
-   ctx->Extensions.EXT_stencil_wrap = GL_TRUE;
-   ctx->Extensions.EXT_texture_lod_bias = GL_TRUE;
 }
 
 
diff --git a/mesalib/src/mesa/main/get.c b/mesalib/src/mesa/main/get.c
index cddea8ea2..9c1771e16 100644
--- a/mesalib/src/mesa/main/get.c
+++ b/mesalib/src/mesa/main/get.c
@@ -289,13 +289,11 @@ static const int extra_ARB_sampler_objects[] = {
 
 
 EXTRA_EXT(ARB_ES2_compatibility);
-EXTRA_EXT(ARB_multitexture);
 EXTRA_EXT(ARB_texture_cube_map);
 EXTRA_EXT(MESA_texture_array);
 EXTRA_EXT2(EXT_secondary_color, ARB_vertex_program);
 EXTRA_EXT(EXT_secondary_color);
 EXTRA_EXT(EXT_fog_coord);
-EXTRA_EXT(EXT_texture_lod_bias);
 EXTRA_EXT(EXT_texture_filter_anisotropic);
 EXTRA_EXT(IBM_rasterpos_clip);
 EXTRA_EXT(NV_point_sprite);
@@ -432,8 +430,7 @@ static const struct value_desc values[] = {
    { GL_VIEWPORT, LOC_CUSTOM, TYPE_INT_4, 0, NO_EXTRA },
 
    /* GL_ARB_multitexture */
-   { GL_ACTIVE_TEXTURE_ARB,
-     LOC_CUSTOM, TYPE_INT, 0, extra_ARB_multitexture },
+   { GL_ACTIVE_TEXTURE, LOC_CUSTOM, TYPE_INT, 0, NO_EXTRA },
 
    /* Note that all the OES_* extensions require that the Mesa "struct
     * gl_extensions" include a member with the name of the extension.
@@ -612,10 +609,8 @@ static const struct value_desc values[] = {
      extra_ARB_ES2_compatibility },
 
    /* GL_ARB_multitexture */
-   { GL_MAX_TEXTURE_UNITS_ARB,
-     CONTEXT_INT(Const.MaxTextureUnits), extra_ARB_multitexture },
-   { GL_CLIENT_ACTIVE_TEXTURE_ARB,
-     LOC_CUSTOM, TYPE_INT, 0, extra_ARB_multitexture },
+   { GL_MAX_TEXTURE_UNITS, CONTEXT_INT(Const.MaxTextureUnits), NO_EXTRA },
+   { GL_CLIENT_ACTIVE_TEXTURE, LOC_CUSTOM, TYPE_INT, 0, NO_EXTRA },
 
    /* GL_ARB_texture_cube_map */
    { GL_TEXTURE_CUBE_MAP_ARB, LOC_CUSTOM, TYPE_BOOLEAN, 0, NO_EXTRA },
@@ -655,7 +650,7 @@ static const struct value_desc values[] = {
 
    /* GL_EXT_texture_lod_bias */
    { GL_MAX_TEXTURE_LOD_BIAS_EXT, CONTEXT_FLOAT(Const.MaxTextureLodBias),
-	 extra_EXT_texture_lod_bias },
+     NO_EXTRA },
 
    /* GL_EXT_texture_filter_anisotropic */
    { GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT,
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index 9b53a6078..be43434c8 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -2766,7 +2766,6 @@ struct gl_extensions
    GLboolean ARB_half_float_vertex;
    GLboolean ARB_instanced_arrays;
    GLboolean ARB_map_buffer_range;
-   GLboolean ARB_multitexture;
    GLboolean ARB_occlusion_query;
    GLboolean ARB_occlusion_query2;
    GLboolean ARB_point_sprite;
@@ -2787,7 +2786,6 @@ struct gl_extensions
    GLboolean ARB_texture_env_crossbar;
    GLboolean ARB_texture_env_dot3;
    GLboolean ARB_texture_float;
-   GLboolean ARB_texture_mirrored_repeat;
    GLboolean ARB_texture_multisample;
    GLboolean ARB_texture_non_power_of_two;
    GLboolean ARB_texture_rg;
@@ -2805,7 +2803,6 @@ struct gl_extensions
    GLboolean EXT_blend_equation_separate;
    GLboolean EXT_blend_func_separate;
    GLboolean EXT_blend_minmax;
-   GLboolean EXT_blend_subtract;
    GLboolean EXT_clip_volume_hint;
    GLboolean EXT_compiled_vertex_array;
    GLboolean EXT_depth_bounds_test;
@@ -2829,18 +2826,14 @@ struct gl_extensions
    GLboolean EXT_secondary_color;
    GLboolean EXT_separate_shader_objects;
    GLboolean EXT_separate_specular_color;
-   GLboolean EXT_stencil_wrap;
    GLboolean EXT_stencil_two_side;
    GLboolean EXT_texture3D;
    GLboolean EXT_texture_array;
    GLboolean EXT_texture_compression_latc;
    GLboolean EXT_texture_compression_s3tc;
-   GLboolean EXT_texture_env_add;
-   GLboolean EXT_texture_env_combine;
    GLboolean EXT_texture_env_dot3;
    GLboolean EXT_texture_filter_anisotropic;
    GLboolean EXT_texture_integer;
-   GLboolean EXT_texture_lod_bias;
    GLboolean EXT_texture_mirror_clamp;
    GLboolean EXT_texture_shared_exponent;
    GLboolean EXT_texture_snorm;
diff --git a/mesalib/src/mesa/main/samplerobj.c b/mesalib/src/mesa/main/samplerobj.c
index 8f8d87b90..3ee27fb2c 100644
--- a/mesalib/src/mesa/main/samplerobj.c
+++ b/mesalib/src/mesa/main/samplerobj.c
@@ -294,11 +294,10 @@ validate_texture_wrap_mode(struct gl_context *ctx, GLenum wrap)
    case GL_CLAMP:
    case GL_CLAMP_TO_EDGE:
    case GL_REPEAT:
+   case GL_MIRRORED_REPEAT:
       return GL_TRUE;
    case GL_CLAMP_TO_BORDER:
       return e->ARB_texture_border_clamp;
-   case GL_MIRRORED_REPEAT:
-      return e->ARB_texture_mirrored_repeat;
    case GL_MIRROR_CLAMP_EXT:
       return e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp;
    case GL_MIRROR_CLAMP_TO_EDGE_EXT:
diff --git a/mesalib/src/mesa/main/stencil.c b/mesalib/src/mesa/main/stencil.c
index d898bf1d7..b6993ff12 100644
--- a/mesalib/src/mesa/main/stencil.c
+++ b/mesalib/src/mesa/main/stencil.c
@@ -65,13 +65,9 @@ validate_stencil_op(struct gl_context *ctx, GLenum op)
    case GL_INCR:
    case GL_DECR:
    case GL_INVERT:
+   case GL_INCR_WRAP:
+   case GL_DECR_WRAP:
       return GL_TRUE;
-   case GL_INCR_WRAP_EXT:
-   case GL_DECR_WRAP_EXT:
-      if (ctx->Extensions.EXT_stencil_wrap) {
-         return GL_TRUE;
-      }
-      /* FALL-THROUGH */
    default:
       return GL_FALSE;
    }
diff --git a/mesalib/src/mesa/main/texenv.c b/mesalib/src/mesa/main/texenv.c
index 1df3890d4..e5f1bd39e 100644
--- a/mesalib/src/mesa/main/texenv.c
+++ b/mesalib/src/mesa/main/texenv.c
@@ -60,19 +60,14 @@ set_env_mode(struct gl_context *ctx,
    case GL_BLEND:
    case GL_DECAL:
    case GL_REPLACE:
+   case GL_ADD:
+   case GL_COMBINE:
       legal = GL_TRUE;
       break;
    case GL_REPLACE_EXT:
       mode = GL_REPLACE; /* GL_REPLACE_EXT != GL_REPLACE */
       legal = GL_TRUE;
       break;
-   case GL_ADD:
-      legal = ctx->Extensions.EXT_texture_env_add;
-      break;
-   case GL_COMBINE:
-      legal = (ctx->Extensions.EXT_texture_env_combine ||
-               ctx->Extensions.ARB_texture_env_combine);
-      break;
    case GL_COMBINE4_NV:
       legal = ctx->Extensions.NV_texture_env_combine4;
       break;
@@ -114,12 +109,6 @@ set_combiner_mode(struct gl_context *ctx,
 {
    GLboolean legal;
 
-   if (!ctx->Extensions.EXT_texture_env_combine &&
-       !ctx->Extensions.ARB_texture_env_combine) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glTexEnv(pname)");
-      return;
-   }
-
    switch (mode) {
    case GL_REPLACE:
    case GL_MODULATE:
@@ -189,12 +178,6 @@ set_combiner_source(struct gl_context *ctx,
    GLuint term;
    GLboolean alpha, legal;
 
-   if (!ctx->Extensions.EXT_texture_env_combine &&
-       !ctx->Extensions.ARB_texture_env_combine) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glTexEnv(pname)");
-      return;
-   }
-
    /*
     * Translate pname to (term, alpha).
     *
@@ -282,12 +265,6 @@ set_combiner_operand(struct gl_context *ctx,
    GLuint term;
    GLboolean alpha, legal;
 
-   if (!ctx->Extensions.EXT_texture_env_combine &&
-       !ctx->Extensions.ARB_texture_env_combine) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glTexEnv(pname)");
-      return;
-   }
-
    /* The enums were given sequential values for a reason.
     */
    switch (pname) {
@@ -367,12 +344,6 @@ set_combiner_scale(struct gl_context *ctx,
 {
    GLuint shift;
 
-   if (!ctx->Extensions.EXT_texture_env_combine &&
-       !ctx->Extensions.ARB_texture_env_combine) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glTexEnv(pname)");
-      return;
-   }
-
    if (scale == 1.0F) {
       shift = 0;
    }
@@ -489,11 +460,6 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param )
       }
    }
    else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
-      /* GL_EXT_texture_lod_bias */
-      if (!ctx->Extensions.EXT_texture_lod_bias) {
-	 _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(target=0x%x)", target );
-	 return;
-      }
       if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
 	 if (texUnit->LodBias == param[0])
 	    return;
@@ -605,35 +571,15 @@ get_texenvi(struct gl_context *ctx, const struct gl_texture_unit *texUnit,
       return texUnit->EnvMode;
       break;
    case GL_COMBINE_RGB:
-      if (ctx->Extensions.EXT_texture_env_combine ||
-          ctx->Extensions.ARB_texture_env_combine) {
-         return texUnit->Combine.ModeRGB;
-      }
-      else {
-         _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
-      }
-      break;
+      return texUnit->Combine.ModeRGB;
    case GL_COMBINE_ALPHA:
-      if (ctx->Extensions.EXT_texture_env_combine ||
-          ctx->Extensions.ARB_texture_env_combine) {
-         return texUnit->Combine.ModeA;
-      }
-      else {
-         _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
-      }
-      break;
+      return texUnit->Combine.ModeA;
    case GL_SOURCE0_RGB:
    case GL_SOURCE1_RGB:
-   case GL_SOURCE2_RGB:
-      if (ctx->Extensions.EXT_texture_env_combine ||
-          ctx->Extensions.ARB_texture_env_combine) {
-         const unsigned rgb_idx = pname - GL_SOURCE0_RGB;
-         return texUnit->Combine.SourceRGB[rgb_idx];
-      }
-      else {
-         _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
-      }
-      break;
+   case GL_SOURCE2_RGB: {
+      const unsigned rgb_idx = pname - GL_SOURCE0_RGB;
+      return texUnit->Combine.SourceRGB[rgb_idx];
+   }
    case GL_SOURCE3_RGB_NV:
       if (ctx->Extensions.NV_texture_env_combine4) {
          return texUnit->Combine.SourceRGB[3];
@@ -644,16 +590,10 @@ get_texenvi(struct gl_context *ctx, const struct gl_texture_unit *texUnit,
       break;
    case GL_SOURCE0_ALPHA:
    case GL_SOURCE1_ALPHA:
-   case GL_SOURCE2_ALPHA:
-      if (ctx->Extensions.EXT_texture_env_combine ||
-          ctx->Extensions.ARB_texture_env_combine) {
-         const unsigned alpha_idx = pname - GL_SOURCE0_ALPHA;
-         return texUnit->Combine.SourceA[alpha_idx];
-      }
-      else {
-         _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
-      }
-      break;
+   case GL_SOURCE2_ALPHA: {
+      const unsigned alpha_idx = pname - GL_SOURCE0_ALPHA;
+      return texUnit->Combine.SourceA[alpha_idx];
+   }
    case GL_SOURCE3_ALPHA_NV:
       if (ctx->Extensions.NV_texture_env_combine4) {
          return texUnit->Combine.SourceA[3];
@@ -664,16 +604,10 @@ get_texenvi(struct gl_context *ctx, const struct gl_texture_unit *texUnit,
       break;
    case GL_OPERAND0_RGB:
    case GL_OPERAND1_RGB:
-   case GL_OPERAND2_RGB:
-      if (ctx->Extensions.EXT_texture_env_combine ||
-          ctx->Extensions.ARB_texture_env_combine) {
-         const unsigned op_rgb = pname - GL_OPERAND0_RGB;
-         return texUnit->Combine.OperandRGB[op_rgb];
-      }
-      else {
-         _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
-      }
-      break;
+   case GL_OPERAND2_RGB: {
+      const unsigned op_rgb = pname - GL_OPERAND0_RGB;
+      return texUnit->Combine.OperandRGB[op_rgb];
+   }
    case GL_OPERAND3_RGB_NV:
       if (ctx->Extensions.NV_texture_env_combine4) {
          return texUnit->Combine.OperandRGB[3];
@@ -684,16 +618,10 @@ get_texenvi(struct gl_context *ctx, const struct gl_texture_unit *texUnit,
       break;
    case GL_OPERAND0_ALPHA:
    case GL_OPERAND1_ALPHA:
-   case GL_OPERAND2_ALPHA:
-      if (ctx->Extensions.EXT_texture_env_combine ||
-          ctx->Extensions.ARB_texture_env_combine) {
-         const unsigned op_alpha = pname - GL_OPERAND0_ALPHA;
-         return texUnit->Combine.OperandA[op_alpha];
-      }
-      else {
-         _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
-      }
-      break;
+   case GL_OPERAND2_ALPHA: {
+      const unsigned op_alpha = pname - GL_OPERAND0_ALPHA;
+      return texUnit->Combine.OperandA[op_alpha];
+   }
    case GL_OPERAND3_ALPHA_NV:
       if (ctx->Extensions.NV_texture_env_combine4) {
          return texUnit->Combine.OperandA[3];
@@ -703,23 +631,9 @@ get_texenvi(struct gl_context *ctx, const struct gl_texture_unit *texUnit,
       }
       break;
    case GL_RGB_SCALE:
-      if (ctx->Extensions.EXT_texture_env_combine ||
-          ctx->Extensions.ARB_texture_env_combine) {
-         return 1 << texUnit->Combine.ScaleShiftRGB;
-      }
-      else {
-         _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
-      }
-      break;
+      return 1 << texUnit->Combine.ScaleShiftRGB;
    case GL_ALPHA_SCALE:
-      if (ctx->Extensions.EXT_texture_env_combine ||
-          ctx->Extensions.ARB_texture_env_combine) {
-         return 1 << texUnit->Combine.ScaleShiftA;
-      }
-      else {
-         _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
-      }
-      break;
+      return 1 << texUnit->Combine.ScaleShiftA;
    case GL_BUMP_TARGET_ATI:
       /* spec doesn't say so, but I think this should be queryable */
       if (ctx->Extensions.ATI_envmap_bumpmap) {
@@ -774,11 +688,6 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params )
       }
    }
    else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
-      /* GL_EXT_texture_lod_bias */
-      if (!ctx->Extensions.EXT_texture_lod_bias) {
-	 _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(target)" );
-	 return;
-      }
       if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
          *params = texUnit->LodBias;
       }
@@ -841,11 +750,6 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params )
       }
    }
    else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
-      /* GL_EXT_texture_lod_bias */
-      if (!ctx->Extensions.EXT_texture_lod_bias) {
-	 _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(target)" );
-	 return;
-      }
       if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
          *params = (GLint) texUnit->LodBias;
       }
diff --git a/mesalib/src/mesa/main/texparam.c b/mesalib/src/mesa/main/texparam.c
index 44dabe6de..f232cfc86 100644
--- a/mesalib/src/mesa/main/texparam.c
+++ b/mesalib/src/mesa/main/texparam.c
@@ -62,8 +62,7 @@ validate_texture_wrap_mode(struct gl_context * ctx, GLenum target, GLenum wrap)
    }
    else if (target != GL_TEXTURE_RECTANGLE_NV &&
 	    (wrap == GL_REPEAT ||
-	     (wrap == GL_MIRRORED_REPEAT &&
-	      e->ARB_texture_mirrored_repeat) ||
+	     wrap == GL_MIRRORED_REPEAT ||
 	     (wrap == GL_MIRROR_CLAMP_EXT &&
 	      (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) ||
 	     (wrap == GL_MIRROR_CLAMP_TO_EDGE_EXT &&
@@ -534,13 +533,10 @@ set_tex_parameterf(struct gl_context *ctx,
 
    case GL_TEXTURE_LOD_BIAS:
       /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias */
-      if (ctx->Extensions.EXT_texture_lod_bias) {
-         if (texObj->Sampler.LodBias != params[0]) {
-            flush(ctx);
-            texObj->Sampler.LodBias = params[0];
-            return GL_TRUE;
-         }
-         return GL_FALSE;
+      if (texObj->Sampler.LodBias != params[0]) {
+	 flush(ctx);
+	 texObj->Sampler.LodBias = params[0];
+	 return GL_TRUE;
       }
       break;
 
@@ -1170,8 +1166,6 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
          *params = (GLfloat) obj->Sampler.DepthMode;
          break;
       case GL_TEXTURE_LOD_BIAS:
-         if (!ctx->Extensions.EXT_texture_lod_bias)
-            goto invalid_pname;
          *params = obj->Sampler.LodBias;
          break;
 #if FEATURE_OES_draw_texture
@@ -1313,8 +1307,6 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
          *params = (GLint) obj->Sampler.DepthMode;
          break;
       case GL_TEXTURE_LOD_BIAS:
-         if (!ctx->Extensions.EXT_texture_lod_bias)
-            goto invalid_pname;
          *params = (GLint) obj->Sampler.LodBias;
          break;
 #if FEATURE_OES_draw_texture
diff --git a/mesalib/src/mesa/main/version.c b/mesalib/src/mesa/main/version.c
index c49731747..a996c145b 100644
--- a/mesalib/src/mesa/main/version.c
+++ b/mesalib/src/mesa/main/version.c
@@ -85,27 +85,21 @@ compute_version(struct gl_context *ctx)
    GLuint major, minor;
    static const int max = 100;
 
-   const GLboolean ver_1_3 = (ctx->Extensions.ARB_multitexture &&
-                              ctx->Extensions.ARB_texture_border_clamp &&
+   const GLboolean ver_1_3 = (ctx->Extensions.ARB_texture_border_clamp &&
                               ctx->Extensions.ARB_texture_cube_map &&
-                              ctx->Extensions.EXT_texture_env_add &&
                               ctx->Extensions.ARB_texture_env_combine &&
                               ctx->Extensions.ARB_texture_env_dot3);
    const GLboolean ver_1_4 = (ver_1_3 &&
                               ctx->Extensions.ARB_depth_texture &&
                               ctx->Extensions.ARB_shadow &&
                               ctx->Extensions.ARB_texture_env_crossbar &&
-                              ctx->Extensions.ARB_texture_mirrored_repeat &&
                               ctx->Extensions.ARB_window_pos &&
                               ctx->Extensions.EXT_blend_color &&
                               ctx->Extensions.EXT_blend_func_separate &&
                               ctx->Extensions.EXT_blend_minmax &&
-                              ctx->Extensions.EXT_blend_subtract &&
                               ctx->Extensions.EXT_fog_coord &&
                               ctx->Extensions.EXT_point_parameters &&
-                              ctx->Extensions.EXT_secondary_color &&
-                              ctx->Extensions.EXT_stencil_wrap &&
-                              ctx->Extensions.EXT_texture_lod_bias);
+                              ctx->Extensions.EXT_secondary_color);
    const GLboolean ver_1_5 = (ver_1_4 &&
                               ctx->Extensions.ARB_occlusion_query &&
                               ctx->Extensions.EXT_shadow_funcs);
@@ -245,9 +239,7 @@ compute_version_es1(struct gl_context *ctx)
    static const int max = 100;
 
    /* OpenGL ES 1.0 is derived from OpenGL 1.3 */
-   const GLboolean ver_1_0 = (ctx->Extensions.ARB_multitexture &&
-                              ctx->Extensions.EXT_texture_env_add &&
-                              ctx->Extensions.ARB_texture_env_combine &&
+   const GLboolean ver_1_0 = (ctx->Extensions.ARB_texture_env_combine &&
                               ctx->Extensions.ARB_texture_env_dot3);
    /* OpenGL ES 1.1 is derived from OpenGL 1.5 */
    const GLboolean ver_1_1 = (ver_1_0 &&
@@ -277,14 +269,10 @@ compute_version_es2(struct gl_context *ctx)
    static const int max = 100;
 
    /* OpenGL ES 2.0 is derived from OpenGL 2.0 */
-   const GLboolean ver_2_0 = (ctx->Extensions.ARB_multitexture &&
-                              ctx->Extensions.ARB_texture_cube_map &&
-                              ctx->Extensions.ARB_texture_mirrored_repeat &&
+   const GLboolean ver_2_0 = (ctx->Extensions.ARB_texture_cube_map &&
                               ctx->Extensions.EXT_blend_color &&
                               ctx->Extensions.EXT_blend_func_separate &&
                               ctx->Extensions.EXT_blend_minmax &&
-                              ctx->Extensions.EXT_blend_subtract &&
-                              ctx->Extensions.EXT_stencil_wrap &&
                               ctx->Extensions.ARB_shader_objects &&
                               ctx->Extensions.ARB_vertex_shader &&
                               ctx->Extensions.ARB_fragment_shader &&
diff --git a/mesalib/src/mesa/state_tracker/st_cb_fbo.c b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
index 05139ec5a..4d321587f 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_fbo.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
@@ -381,6 +381,7 @@ st_render_texture(struct gl_context *ctx,
    rb->Width = texImage->Width2;
    rb->Height = texImage->Height2;
    rb->_BaseFormat = texImage->_BaseFormat;
+   rb->InternalFormat = texImage->InternalFormat;
    /*printf("***** render to texture level %d: %d x %d\n", att->TextureLevel, rb->Width, rb->Height);*/
 
    /*printf("***** pipe texture %d x %d\n", pt->width0, pt->height0);*/
diff --git a/mesalib/src/mesa/state_tracker/st_cb_texture.c b/mesalib/src/mesa/state_tracker/st_cb_texture.c
index 8df753f7c..260df09f5 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_texture.c
@@ -922,8 +922,7 @@ decompress_with_blit(struct gl_context * ctx, GLenum target, GLint level,
 
 
 /**
- * Need to map texture image into memory before copying image data,
- * then unmap it.
+ * Called via ctx->Driver.GetTexImage()
  */
 static void
 st_GetTexImage(struct gl_context * ctx, GLenum target, GLint level,
@@ -931,46 +930,21 @@ st_GetTexImage(struct gl_context * ctx, GLenum target, GLint level,
                struct gl_texture_object *texObj,
                struct gl_texture_image *texImage)
 {
-   struct st_context *st = st_context(ctx);
    struct st_texture_image *stImage = st_texture_image(texImage);
-   const GLuint dstImageStride =
-      _mesa_image_image_stride(&ctx->Pack, texImage->Width, texImage->Height,
-                               format, type);
-   GLuint depth, i;
-   GLubyte *dest;
 
    if (stImage->pt && util_format_is_s3tc(stImage->pt->format)) {
       /* Need to decompress the texture.
-       * We'll do this by rendering a textured quad.
+       * We'll do this by rendering a textured quad (which is hopefully
+       * faster than using the fallback code in texcompress.c.
        * Note that we only expect RGBA formats (no Z/depth formats).
        */
       decompress_with_blit(ctx, target, level, format, type, pixels,
                            texObj, texImage);
-      return;
    }
-
-   depth = texImage->Depth;
-   texImage->Depth = 1;
-
-   dest = (GLubyte *) pixels;
-
-   for (i = 0; i < depth; i++) {
-      _mesa_get_teximage(ctx, target, level, format, type, dest,
+   else {
+      _mesa_get_teximage(ctx, target, level, format, type, pixels,
 			 texObj, texImage);
-
-      if (stImage->pt && i + 1 < depth) {
-         /* unmap this slice */
-	 st_texture_image_unmap(st, stImage);
-         /* map next slice of 3D texture */
-	 texImage->Data = st_texture_image_map(st, stImage, i + 1,
-                                               PIPE_TRANSFER_READ, 0, 0,
-                                               stImage->base.Width,
-                                               stImage->base.Height);
-	 dest += dstImageStride;
-      }
    }
-
-   texImage->Depth = depth;
 }
 
 
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c
index e6572c85a..27fff39a8 100644
--- a/mesalib/src/mesa/state_tracker/st_extensions.c
+++ b/mesalib/src/mesa/state_tracker/st_extensions.c
@@ -267,7 +267,6 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.EXT_blend_color = GL_TRUE;
    ctx->Extensions.EXT_blend_func_separate = GL_TRUE;
    ctx->Extensions.EXT_blend_minmax = GL_TRUE;
-   ctx->Extensions.EXT_blend_subtract = GL_TRUE;
    ctx->Extensions.EXT_framebuffer_blit = GL_TRUE;
    ctx->Extensions.EXT_framebuffer_object = GL_TRUE;
    ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE;
@@ -277,11 +276,7 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.EXT_point_parameters = GL_TRUE;
    ctx->Extensions.EXT_provoking_vertex = GL_TRUE;
    ctx->Extensions.EXT_secondary_color = GL_TRUE;
-   ctx->Extensions.EXT_stencil_wrap = GL_TRUE;
-   ctx->Extensions.EXT_texture_env_add = GL_TRUE;
-   ctx->Extensions.EXT_texture_env_combine = GL_TRUE;
    ctx->Extensions.EXT_texture_env_dot3 = GL_TRUE;
-   ctx->Extensions.EXT_texture_lod_bias = GL_TRUE;
    ctx->Extensions.EXT_vertex_array_bgra = GL_TRUE;
 
    ctx->Extensions.APPLE_vertex_array_object = GL_TRUE;
@@ -327,10 +322,6 @@ void st_init_extensions(struct st_context *st)
       ctx->Extensions.EXT_separate_shader_objects = GL_TRUE;
    }
 
-   if (screen->get_param(screen, PIPE_CAP_TEXTURE_MIRROR_REPEAT) > 0) {
-      ctx->Extensions.ARB_texture_mirrored_repeat = GL_TRUE;
-   }
-
    if (screen->get_param(screen, PIPE_CAP_BLEND_EQUATION_SEPARATE)) {
       ctx->Extensions.EXT_blend_equation_separate = GL_TRUE;
    }
@@ -344,10 +335,6 @@ void st_init_extensions(struct st_context *st)
       ctx->Extensions.ARB_texture_non_power_of_two = GL_TRUE;
    }
 
-   if (screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS) > 1) {
-      ctx->Extensions.ARB_multitexture = GL_TRUE;
-   }
-
    if (screen->get_param(screen, PIPE_CAP_TWO_SIDED_STENCIL)) {
       ctx->Extensions.ATI_separate_stencil = GL_TRUE;
       ctx->Extensions.EXT_stencil_two_side = GL_TRUE;