radeon/r200: make radeon_context subclass of gl_context

radeon_context now contains a gl_context, rather than a pointer to one.
This will allow some minor core Mesa clean-up.

27 files changed, 106 insertions, 105 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_blit.c b/src/mesa/drivers/dri/r200/r200_blit.c
index e3124b312f4..a6a1a3fa65c 100644
--- a/src/mesa/drivers/dri/r200/r200_blit.c
+++ b/src/mesa/drivers/dri/r200/r200_blit.c
@@ -525,7 +525,7 @@ unsigned r200_blit(struct gl_context *ctx,
     }
 
     /* Flush is needed to make sure that source buffer has correct data */
-    radeonFlush(r200->radeon.glCtx);
+    radeonFlush(&r200->radeon.glCtx);
 
     rcommonEnsureCmdBufSpace(&r200->radeon, 102, __FUNCTION__);
 
diff --git a/src/mesa/drivers/dri/r200/r200_cmdbuf.c b/src/mesa/drivers/dri/r200/r200_cmdbuf.c
index d911b45efb4..aa058b39029 100644
--- a/src/mesa/drivers/dri/r200/r200_cmdbuf.c
+++ b/src/mesa/drivers/dri/r200/r200_cmdbuf.c
@@ -56,7 +56,7 @@ void r200SetUpAtomList( r200ContextPtr rmesa )
 {
    int i, mtu;
 
-   mtu = rmesa->radeon.glCtx->Const.MaxTextureUnits;
+   mtu = rmesa->radeon.glCtx.Const.MaxTextureUnits;
 
    make_empty_list(&rmesa->radeon.hw.atomlist);
    rmesa->radeon.hw.atomlist.name = "atom-list";
@@ -201,7 +201,7 @@ GLushort *r200AllocEltsOpenEnded( r200ContextPtr rmesa,
    retval = rmesa->radeon.tcl.elt_dma_bo->ptr + rmesa->radeon.tcl.elt_dma_offset;
    
    assert(!rmesa->radeon.dma.flush);
-   rmesa->radeon.glCtx->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
+   rmesa->radeon.glCtx.Driver.NeedFlush |= FLUSH_STORED_VERTICES;
    rmesa->radeon.dma.flush = r200FlushElts;
 
    return retval;
diff --git a/src/mesa/drivers/dri/r200/r200_context.c b/src/mesa/drivers/dri/r200/r200_context.c
index 57bca064ea9..42f38a7b6c5 100644
--- a/src/mesa/drivers/dri/r200/r200_context.c
+++ b/src/mesa/drivers/dri/r200/r200_context.c
@@ -295,7 +295,7 @@ GLboolean r200CreateContext( gl_api api,
     * setting allow larger textures.
     */
 
-   ctx = rmesa->radeon.glCtx;
+   ctx = &rmesa->radeon.glCtx;
    ctx->Const.MaxTextureUnits = driQueryOptioni (&rmesa->radeon.optionCache,
 						 "texture_units");
    ctx->Const.MaxTextureImageUnits = ctx->Const.MaxTextureUnits;
@@ -406,7 +406,7 @@ GLboolean r200CreateContext( gl_api api,
 	others get the bit ordering right but don't actually do YUV-RGB conversion */
       ctx->Extensions.MESA_ycbcr_texture = true;
    }
-   if (rmesa->radeon.glCtx->Mesa_DXTn) {
+   if (rmesa->radeon.glCtx.Mesa_DXTn) {
       ctx->Extensions.EXT_texture_compression_s3tc = true;
       ctx->Extensions.S3_s3tc = true;
    }
@@ -458,7 +458,7 @@ GLboolean r200CreateContext( gl_api api,
 	 rmesa->radeon.radeonScreen->chip_flags &= ~RADEON_CHIPSET_TCL;
 	 fprintf(stderr, "Disabling HW TCL support\n");
       }
-      TCL_FALLBACK(rmesa->radeon.glCtx, R200_TCL_FALLBACK_TCL_DISABLE, 1);
+      TCL_FALLBACK(&rmesa->radeon.glCtx, R200_TCL_FALLBACK_TCL_DISABLE, 1);
    }
 
    _mesa_compute_version(ctx);
diff --git a/src/mesa/drivers/dri/r200/r200_ioctl.h b/src/mesa/drivers/dri/r200/r200_ioctl.h
index 9aa00deb4e1..f9b07a4b5a3 100644
--- a/src/mesa/drivers/dri/r200/r200_ioctl.h
+++ b/src/mesa/drivers/dri/r200/r200_ioctl.h
@@ -76,7 +76,7 @@ void r200SetUpAtomList( r200ContextPtr rmesa );
 #define R200_NEWPRIM( rmesa )			\
 do {						\
    if ( rmesa->radeon.dma.flush )			\
-      rmesa->radeon.dma.flush( rmesa->radeon.glCtx );	\
+      rmesa->radeon.dma.flush( &rmesa->radeon.glCtx );	\
 } while (0)
 
 /* Can accomodate several state changes and primitive changes without
diff --git a/src/mesa/drivers/dri/r200/r200_state.h b/src/mesa/drivers/dri/r200/r200_state.h
index 340bd8234ac..4679516c057 100644
--- a/src/mesa/drivers/dri/r200/r200_state.h
+++ b/src/mesa/drivers/dri/r200/r200_state.h
@@ -55,7 +55,7 @@ extern void r200Fallback( struct gl_context *ctx, GLuint bit, GLboolean mode );
 #define FALLBACK( rmesa, bit, mode ) do {				\
    if ( 0 ) fprintf( stderr, "FALLBACK in %s: #%d=%d\n",		\
 		     __FUNCTION__, bit, mode );				\
-   r200Fallback( rmesa->radeon.glCtx, bit, mode );				\
+   r200Fallback( &rmesa->radeon.glCtx, bit, mode );				\
 } while (0)
 
 extern void r200LightingSpaceChange( struct gl_context *ctx );
diff --git a/src/mesa/drivers/dri/r200/r200_state_init.c b/src/mesa/drivers/dri/r200/r200_state_init.c
index 06e82429d76..bde16329500 100644
--- a/src/mesa/drivers/dri/r200/r200_state_init.c
+++ b/src/mesa/drivers/dri/r200/r200_state_init.c
@@ -617,7 +617,7 @@ static void cube_emit_cs(struct gl_context *ctx, struct radeon_state_atom *atom)
  */
 void r200InitState( r200ContextPtr rmesa )
 {
-   struct gl_context *ctx = rmesa->radeon.glCtx;
+   struct gl_context *ctx = &rmesa->radeon.glCtx;
    GLuint i;
 
    rmesa->radeon.Fallback = 0;
diff --git a/src/mesa/drivers/dri/r200/r200_tcl.c b/src/mesa/drivers/dri/r200/r200_tcl.c
index a667bd3530d..80963274526 100644
--- a/src/mesa/drivers/dri/r200/r200_tcl.c
+++ b/src/mesa/drivers/dri/r200/r200_tcl.c
@@ -153,7 +153,7 @@ static GLushort *r200AllocElts( r200ContextPtr rmesa, GLuint nr )
    }
    else {
       if (rmesa->radeon.dma.flush)
-	 rmesa->radeon.dma.flush( rmesa->radeon.glCtx );
+	 rmesa->radeon.dma.flush( &rmesa->radeon.glCtx );
 
       r200EmitAOS( rmesa,
 		   rmesa->radeon.tcl.aos_count, 0 );
@@ -312,7 +312,7 @@ static GLuint r200EnsureEmitSize( struct gl_context * ctx , GLubyte* vimap_rev )
     state_size = radeonCountStateEmitSize( &rmesa->radeon );
     /* vtx may be changed in r200EmitArrays so account for it if not dirty */
     if (!rmesa->hw.vtx.dirty)
-      state_size += rmesa->hw.vtx.check(rmesa->radeon.glCtx, &rmesa->hw.vtx);
+      state_size += rmesa->hw.vtx.check(&rmesa->radeon.glCtx, &rmesa->hw.vtx);
     /* predict size for elements */
     for (i = 0; i < VB->PrimitiveCount; ++i)
     {
@@ -546,7 +546,7 @@ static void transition_to_hwtnl( struct gl_context *ctx )
    tnl->Driver.NotifyMaterialChange = r200UpdateMaterial;
 
    if ( rmesa->radeon.dma.flush )			
-      rmesa->radeon.dma.flush( rmesa->radeon.glCtx );	
+      rmesa->radeon.dma.flush( &rmesa->radeon.glCtx );	
 
    rmesa->radeon.dma.flush = NULL;
    
@@ -613,7 +613,7 @@ void r200TclFallback( struct gl_context *ctx, GLuint bit, GLboolean mode )
 		if (oldfallback == 0) {
 			/* We have to flush before transition */
 			if ( rmesa->radeon.dma.flush )
-				rmesa->radeon.dma.flush( rmesa->radeon.glCtx );
+				rmesa->radeon.dma.flush( &rmesa->radeon.glCtx );
 
 			if (R200_DEBUG & RADEON_FALLBACKS)
 				fprintf(stderr, "R200 begin tcl fallback %s\n",
@@ -626,7 +626,7 @@ void r200TclFallback( struct gl_context *ctx, GLuint bit, GLboolean mode )
 		if (oldfallback == bit) {
 			/* We have to flush before transition */
 			if ( rmesa->radeon.dma.flush )
-				rmesa->radeon.dma.flush( rmesa->radeon.glCtx );
+				rmesa->radeon.dma.flush( &rmesa->radeon.glCtx );
 
 			if (R200_DEBUG & RADEON_FALLBACKS)
 				fprintf(stderr, "R200 end tcl fallback %s\n",
diff --git a/src/mesa/drivers/dri/r200/r200_tex.c b/src/mesa/drivers/dri/r200/r200_tex.c
index 9d52095e247..a4347c606d7 100644
--- a/src/mesa/drivers/dri/r200/r200_tex.c
+++ b/src/mesa/drivers/dri/r200/r200_tex.c
@@ -422,7 +422,7 @@ static void r200DeleteTexture(struct gl_context * ctx, struct gl_texture_object
    if (rmesa) {
       int i;
       radeon_firevertices(&rmesa->radeon);
-      for ( i = 0 ; i < rmesa->radeon.glCtx->Const.MaxTextureUnits ; i++ ) {
+      for ( i = 0 ; i < rmesa->radeon.glCtx.Const.MaxTextureUnits ; i++ ) {
 	 if ( t == rmesa->state.texture.unit[i].texobj ) {
 	    rmesa->state.texture.unit[i].texobj = NULL;
 	    rmesa->hw.tex[i].dirty = GL_FALSE;
diff --git a/src/mesa/drivers/dri/r200/r200_texstate.c b/src/mesa/drivers/dri/r200/r200_texstate.c
index b25c6113960..b20bd510a13 100644
--- a/src/mesa/drivers/dri/r200/r200_texstate.c
+++ b/src/mesa/drivers/dri/r200/r200_texstate.c
@@ -742,9 +742,9 @@ void r200SetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_format
 	radeon = pDRICtx->driverPrivate;
 
 	rfb = dPriv->driverPrivate;
-        texUnit = &radeon->glCtx->Texture.Unit[radeon->glCtx->Texture.CurrentUnit];
-	texObj = _mesa_select_tex_object(radeon->glCtx, texUnit, target);
-        texImage = _mesa_get_tex_image(radeon->glCtx, texObj, target, 0);
+        texUnit = &radeon->glCtx.Texture.Unit[radeon->glCtx.Texture.CurrentUnit];
+	texObj = _mesa_select_tex_object(&radeon->glCtx, texUnit, target);
+        texImage = _mesa_get_tex_image(&radeon->glCtx, texObj, target, 0);
 
 	rImage = get_radeon_texture_image(texImage);
 	t = radeon_tex_obj(texObj);
@@ -759,7 +759,7 @@ void r200SetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_format
 		return;
 	}
 
-	_mesa_lock_texture(radeon->glCtx, texObj);
+	_mesa_lock_texture(&radeon->glCtx, texObj);
 	if (t->bo) {
 		radeon_bo_unref(t->bo);
 		t->bo = NULL;
@@ -806,7 +806,7 @@ void r200SetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_format
 		break;
 	}
 
-	_mesa_init_teximage_fields(radeon->glCtx, texImage,
+	_mesa_init_teximage_fields(&radeon->glCtx, texImage,
 				   rb->base.Base.Width, rb->base.Base.Height,
 				   1, 0,
 				   rb->cpp, texFormat);
@@ -831,7 +831,7 @@ void r200SetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_format
 	}
 
 	t->validated = GL_TRUE;
-	_mesa_unlock_texture(radeon->glCtx, texObj);
+	_mesa_unlock_texture(&radeon->glCtx, texObj);
 	return;
 }
 
@@ -1046,7 +1046,7 @@ static void disable_tex_obj_state( r200ContextPtr rmesa,
    R200_STATECHANGE( rmesa, ctx );
    rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~(R200_TEX_0_ENABLE << unit);
    if (rmesa->radeon.TclFallback & (R200_TCL_FALLBACK_TEXGEN_0<<unit)) {
-      TCL_FALLBACK( rmesa->radeon.glCtx, (R200_TCL_FALLBACK_TEXGEN_0<<unit), GL_FALSE);
+      TCL_FALLBACK( &rmesa->radeon.glCtx, (R200_TCL_FALLBACK_TEXGEN_0<<unit), GL_FALSE);
    }
 
    /* Actually want to keep all units less than max active texture
diff --git a/src/mesa/drivers/dri/radeon/radeon_cmdbuf.h b/src/mesa/drivers/dri/radeon/radeon_cmdbuf.h
index 9f8d6cc49de..efccc81bde7 100644
--- a/src/mesa/drivers/dri/radeon/radeon_cmdbuf.h
+++ b/src/mesa/drivers/dri/radeon/radeon_cmdbuf.h
@@ -107,7 +107,7 @@ void rcommonBeginBatch(radeonContextPtr rmesa,
 static INLINE void radeon_firevertices(radeonContextPtr radeon)
 {
    if (radeon->cmdbuf.cs->cdw || radeon->dma.flush )
-      radeon->glCtx->Driver.Flush(radeon->glCtx); /* +r6/r7 */
+      radeon->glCtx.Driver.Flush(&radeon->glCtx); /* +r6/r7 */
 }
 
 #endif
diff --git a/src/mesa/drivers/dri/radeon/radeon_common.c b/src/mesa/drivers/dri/radeon/radeon_common.c
index c9f9b207811..0cf656b6527 100644
--- a/src/mesa/drivers/dri/radeon/radeon_common.c
+++ b/src/mesa/drivers/dri/radeon/radeon_common.c
@@ -83,7 +83,7 @@ void radeonSetCliprects(radeonContextPtr radeon)
 
 	if ((draw_rfb->base.Width != drawable->w) ||
 	    (draw_rfb->base.Height != drawable->h)) {
-		_mesa_resize_framebuffer(radeon->glCtx, &draw_rfb->base,
+		_mesa_resize_framebuffer(&radeon->glCtx, &draw_rfb->base,
 					 drawable->w, drawable->h);
 		draw_rfb->base.Initialized = GL_TRUE;
 	}
@@ -91,14 +91,14 @@ void radeonSetCliprects(radeonContextPtr radeon)
 	if (drawable != readable) {
 		if ((read_rfb->base.Width != readable->w) ||
 		    (read_rfb->base.Height != readable->h)) {
-			_mesa_resize_framebuffer(radeon->glCtx, &read_rfb->base,
+			_mesa_resize_framebuffer(&radeon->glCtx, &read_rfb->base,
 						 readable->w, readable->h);
 			read_rfb->base.Initialized = GL_TRUE;
 		}
 	}
 
 	if (radeon->state.scissor.enabled)
-		radeonUpdateScissor(radeon->glCtx);
+		radeonUpdateScissor(&radeon->glCtx);
 
 }
 
@@ -428,7 +428,7 @@ void radeon_viewport(struct gl_context *ctx, GLint x, GLint y, GLsizei width, GL
 	old_viewport = ctx->Driver.Viewport;
 	ctx->Driver.Viewport = NULL;
 	radeon_window_moved(radeon);
-	radeon_draw_buffer(ctx, radeon->glCtx->DrawBuffer);
+	radeon_draw_buffer(ctx, radeon->glCtx.DrawBuffer);
 	ctx->Driver.Viewport = old_viewport;
 }
 
@@ -440,7 +440,7 @@ static void radeon_print_state_atom(radeonContextPtr radeon, struct radeon_state
 	if (!radeon_is_debug_enabled(RADEON_STATE, RADEON_VERBOSE) )
 		return;
 
-	dwords = (*state->check) (radeon->glCtx, state);
+	dwords = (*state->check) (&radeon->glCtx, state);
 
 	fprintf(stderr, "  emit %s %d/%d\n", state->name, dwords, state->cmd_size);
 
@@ -478,7 +478,7 @@ GLuint radeonCountStateEmitSize(radeonContextPtr radeon)
 			goto out;
 		foreach(atom, &radeon->hw.atomlist) {
 			if (atom->dirty) {
-				const GLuint atom_size = atom->check(radeon->glCtx, atom);
+				const GLuint atom_size = atom->check(&radeon->glCtx, atom);
 				dwords += atom_size;
 				if (RADEON_CMDBUF && atom_size) {
 					radeon_print_state_atom(radeon, atom);
@@ -487,7 +487,7 @@ GLuint radeonCountStateEmitSize(radeonContextPtr radeon)
 		}
 	} else {
 		foreach(atom, &radeon->hw.atomlist) {
-			const GLuint atom_size = atom->check(radeon->glCtx, atom);
+			const GLuint atom_size = atom->check(&radeon->glCtx, atom);
 			dwords += atom_size;
 			if (RADEON_CMDBUF && atom_size) {
 				radeon_print_state_atom(radeon, atom);
@@ -505,13 +505,13 @@ static INLINE void radeon_emit_atom(radeonContextPtr radeon, struct radeon_state
 	BATCH_LOCALS(radeon);
 	int dwords;
 
-	dwords = (*atom->check) (radeon->glCtx, atom);
+	dwords = (*atom->check) (&radeon->glCtx, atom);
 	if (dwords) {
 
 		radeon_print_state_atom(radeon, atom);
 
 		if (atom->emit) {
-			(*atom->emit)(radeon->glCtx, atom);
+			(*atom->emit)(&radeon->glCtx, atom);
 		} else {
 			BEGIN_BATCH_NO_AUTOSTATE(dwords);
 			OUT_BATCH_TABLE(atom->cmd, dwords);
@@ -666,7 +666,7 @@ int rcommonFlushCmdBufLocked(radeonContextPtr rmesa, const char *caller)
 		fprintf(stderr, "%s from %s\n", __FUNCTION__, caller);
 	}
 
-	radeonEmitQueryEnd(rmesa->glCtx);
+	radeonEmitQueryEnd(&rmesa->glCtx);
 
 	if (rmesa->cmdbuf.cs->cdw) {
 		ret = radeon_cs_emit(rmesa->cmdbuf.cs);
@@ -675,7 +675,7 @@ int rcommonFlushCmdBufLocked(radeonContextPtr rmesa, const char *caller)
 	radeon_cs_erase(rmesa->cmdbuf.cs);
 	rmesa->cmdbuf.flushing = 0;
 
-	if (radeon_revalidate_bos(rmesa->glCtx) == GL_FALSE) {
+	if (radeon_revalidate_bos(&rmesa->glCtx) == GL_FALSE) {
 		fprintf(stderr,"failed to revalidate buffers\n");
 	}
 
@@ -751,7 +751,7 @@ void rcommonInitCmdBuf(radeonContextPtr rmesa)
 	rmesa->cmdbuf.size = size;
 
 	radeon_cs_space_set_flush(rmesa->cmdbuf.cs,
-				  (void (*)(void *))rmesa->glCtx->Driver.Flush, rmesa->glCtx);
+				  (void (*)(void *))rmesa->glCtx.Driver.Flush, &rmesa->glCtx);
 
 
 	if (!drmCommandWriteRead(rmesa->dri.fd, DRM_RADEON_GEM_INFO,
diff --git a/src/mesa/drivers/dri/radeon/radeon_common_context.c b/src/mesa/drivers/dri/radeon/radeon_common_context.c
index 67f588c00e6..a56d72a6d1d 100644
--- a/src/mesa/drivers/dri/radeon/radeon_common_context.c
+++ b/src/mesa/drivers/dri/radeon/radeon_common_context.c
@@ -143,15 +143,16 @@ GLboolean radeonInitContext(radeonContextPtr radeon,
 	radeon->radeonScreen = screen;
 	/* Allocate and initialize the Mesa context */
 	if (sharedContextPrivate)
-		shareCtx = ((radeonContextPtr)sharedContextPrivate)->glCtx;
+		shareCtx = &((radeonContextPtr)sharedContextPrivate)->glCtx;
 	else
 		shareCtx = NULL;
-	radeon->glCtx = _mesa_create_context(API_OPENGL, glVisual, shareCtx,
-					    functions, (void *)radeon);
-	if (!radeon->glCtx)
+
+	if (!_mesa_initialize_context(&radeon->glCtx, API_OPENGL,
+				      glVisual, shareCtx,
+				      functions, (void *)radeon))
 		return GL_FALSE;
 
-	ctx = radeon->glCtx;
+	ctx = &radeon->glCtx;
 	driContextPriv->driverPrivate = radeon;
 
 	_mesa_meta_init(ctx);
@@ -223,7 +224,7 @@ void radeonDestroyContext(__DRIcontext *driContextPriv )
 
 	assert(radeon);
 
-	_mesa_meta_free(radeon->glCtx);
+	_mesa_meta_free(&radeon->glCtx);
 
 	if (radeon == current) {
 		_mesa_make_current(NULL, NULL, NULL);
@@ -235,17 +236,17 @@ void radeonDestroyContext(__DRIcontext *driContextPriv )
 	}
 
 	radeonFreeDmaRegions(radeon);
-	radeonReleaseArrays(radeon->glCtx, ~0);
+	radeonReleaseArrays(&radeon->glCtx, ~0);
 	if (radeon->vtbl.free_context)
-		radeon->vtbl.free_context(radeon->glCtx);
-	_swsetup_DestroyContext( radeon->glCtx );
-	_tnl_DestroyContext( radeon->glCtx );
-	_vbo_DestroyContext( radeon->glCtx );
-	_swrast_DestroyContext( radeon->glCtx );
+		radeon->vtbl.free_context(&radeon->glCtx);
+	_swsetup_DestroyContext( &radeon->glCtx );
+	_tnl_DestroyContext( &radeon->glCtx );
+	_vbo_DestroyContext( &radeon->glCtx );
+	_swrast_DestroyContext( &radeon->glCtx );
 
 	/* free atom list */
-	/* free the Mesa context */
-	_mesa_destroy_context(radeon->glCtx);
+	/* free the Mesa context data */
+	_mesa_free_context_data(&radeon->glCtx);
 
 	/* _mesa_destroy_context() might result in calls to functions that
 	 * depend on the DriverCtx, so don't set it to NULL before.
@@ -277,7 +278,7 @@ GLboolean radeonUnbindContext(__DRIcontext * driContextPriv)
 
 	if (RADEON_DEBUG & RADEON_DRI)
 		fprintf(stderr, "%s ctx %p\n", __FUNCTION__,
-			radeon->glCtx);
+			&radeon->glCtx);
 
 	/* Unset current context and dispath table */
 	_mesa_make_current(NULL, NULL, NULL);
@@ -316,7 +317,7 @@ void radeon_prepare_render(radeonContextPtr radeon)
 	    radeon_update_renderbuffers(driContext, drawable, GL_FALSE);
 
 	/* Intel driver does the equivalent of this, no clue if it is needed:*/
-	radeon_draw_buffer(radeon->glCtx, radeon->glCtx->DrawBuffer);
+	radeon_draw_buffer(&radeon->glCtx, radeon->glCtx.DrawBuffer);
 
 	driContext->dri2.draw_stamp = drawable->dri2.stamp;
     }
@@ -549,7 +550,7 @@ radeon_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable,
 		}
 	}
 
-	driUpdateFramebufferSize(radeon->glCtx, drawable);
+	driUpdateFramebufferSize(&radeon->glCtx, drawable);
 }
 
 /* Force the context `c' to be the current context and associate with it
@@ -584,7 +585,7 @@ GLboolean radeonMakeCurrent(__DRIcontext * driContextPriv,
 	}
 
 	if(driDrawPriv == NULL && driReadPriv == NULL) {
-		drfb = _mesa_create_framebuffer(&radeon->glCtx->Visual);
+		drfb = _mesa_create_framebuffer(&radeon->glCtx.Visual);
 		readfb = drfb;
 	}
 	else {
@@ -602,25 +603,25 @@ GLboolean radeonMakeCurrent(__DRIcontext * driContextPriv,
 		&(radeon_get_renderbuffer(drfb, BUFFER_DEPTH)->base.Base));
 
 	if (RADEON_DEBUG & RADEON_DRI)
-	     fprintf(stderr, "%s ctx %p dfb %p rfb %p\n", __FUNCTION__, radeon->glCtx, drfb, readfb);
+	     fprintf(stderr, "%s ctx %p dfb %p rfb %p\n", __FUNCTION__, &radeon->glCtx, drfb, readfb);
 
 	if(driDrawPriv)
-		driUpdateFramebufferSize(radeon->glCtx, driDrawPriv);
+		driUpdateFramebufferSize(&radeon->glCtx, driDrawPriv);
 	if (driReadPriv != driDrawPriv)
-		driUpdateFramebufferSize(radeon->glCtx, driReadPriv);
+		driUpdateFramebufferSize(&radeon->glCtx, driReadPriv);
 
-	_mesa_make_current(radeon->glCtx, drfb, readfb);
+	_mesa_make_current(&radeon->glCtx, drfb, readfb);
 	if (driDrawPriv == NULL && driReadPriv == NULL)
 		_mesa_reference_framebuffer(&drfb, NULL);
 
-	_mesa_update_state(radeon->glCtx);
+	_mesa_update_state(&radeon->glCtx);
 
-	if (radeon->glCtx->DrawBuffer == drfb) {
+	if (radeon->glCtx.DrawBuffer == drfb) {
 		if(driDrawPriv != NULL) {
 			radeon_window_moved(radeon);
 		}
 
-		radeon_draw_buffer(radeon->glCtx, drfb);
+		radeon_draw_buffer(&radeon->glCtx, drfb);
 	}
 
 
diff --git a/src/mesa/drivers/dri/radeon/radeon_common_context.h b/src/mesa/drivers/dri/radeon/radeon_common_context.h
index 5c2389208f1..6149fcc48fb 100644
--- a/src/mesa/drivers/dri/radeon/radeon_common_context.h
+++ b/src/mesa/drivers/dri/radeon/radeon_common_context.h
@@ -384,7 +384,7 @@ struct radeon_cmdbuf {
 };
 
 struct radeon_context {
-   struct gl_context *glCtx;
+   struct gl_context glCtx;             /**< base class, must be first */
    radeonScreenPtr radeonScreen;	/* Screen private DRI data */
 
    /* Texture object bookkeeping
diff --git a/src/mesa/drivers/dri/radeon/radeon_context.c b/src/mesa/drivers/dri/radeon/radeon_context.c
index 0ee0aeedfa1..962f08ac698 100644
--- a/src/mesa/drivers/dri/radeon/radeon_context.c
+++ b/src/mesa/drivers/dri/radeon/radeon_context.c
@@ -257,7 +257,7 @@ r100CreateContext( gl_api api,
     * setting allow larger textures.
     */
 
-   ctx = rmesa->radeon.glCtx;
+   ctx = &rmesa->radeon.glCtx;
    ctx->Const.MaxTextureUnits = driQueryOptioni (&rmesa->radeon.optionCache,
 						 "texture_units");
    ctx->Const.MaxTextureImageUnits = ctx->Const.MaxTextureUnits;
@@ -357,7 +357,7 @@ r100CreateContext( gl_api api,
    ctx->Extensions.EXT_framebuffer_object = true;
    ctx->Extensions.ARB_texture_cube_map = true;
 
-   if (rmesa->radeon.glCtx->Mesa_DXTn) {
+   if (rmesa->radeon.glCtx.Mesa_DXTn) {
       ctx->Extensions.EXT_texture_compression_s3tc = true;
       ctx->Extensions.S3_s3tc = true;
    }
@@ -403,7 +403,7 @@ r100CreateContext( gl_api api,
 	 rmesa->radeon.radeonScreen->chip_flags &= ~RADEON_CHIPSET_TCL;
 	 fprintf(stderr, "Disabling HW TCL support\n");
       }
-      TCL_FALLBACK(rmesa->radeon.glCtx, RADEON_TCL_FALLBACK_TCL_DISABLE, 1);
+      TCL_FALLBACK(&rmesa->radeon.glCtx, RADEON_TCL_FALLBACK_TCL_DISABLE, 1);
    }
 
    if (rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL) {
diff --git a/src/mesa/drivers/dri/radeon/radeon_dma.c b/src/mesa/drivers/dri/radeon/radeon_dma.c
index 9193d13e83b..3497d481d4b 100644
--- a/src/mesa/drivers/dri/radeon/radeon_dma.c
+++ b/src/mesa/drivers/dri/radeon/radeon_dma.c
@@ -270,7 +270,7 @@ void radeonAllocDmaRegion(radeonContextPtr rmesa,
 		fprintf(stderr, "%s %d\n", __FUNCTION__, bytes);
 
 	if (rmesa->dma.flush)
-		rmesa->dma.flush(rmesa->glCtx);
+		rmesa->dma.flush(&rmesa->glCtx);
 
 	assert(rmesa->dma.current_used == rmesa->dma.current_vertexptr);
 
@@ -459,7 +459,7 @@ rcommonAllocDmaLowVerts( radeonContextPtr rmesa, int nverts, int vsize )
 	if(is_empty_list(&rmesa->dma.reserved)
 	      ||rmesa->dma.current_vertexptr + bytes > first_elem(&rmesa->dma.reserved)->bo->size) {
 		if (rmesa->dma.flush) {
-			rmesa->dma.flush(rmesa->glCtx);
+			rmesa->dma.flush(&rmesa->glCtx);
 		}
 
                 radeonRefillCurrentDmaRegion(rmesa, bytes);
@@ -469,7 +469,7 @@ rcommonAllocDmaLowVerts( radeonContextPtr rmesa, int nverts, int vsize )
 
         if (!rmesa->dma.flush) {
 		/* if cmdbuf flushed DMA restart */
-                rmesa->glCtx->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
+                rmesa->glCtx.Driver.NeedFlush |= FLUSH_STORED_VERTICES;
                 rmesa->dma.flush = rcommon_flush_last_swtcl_prim;
         }
 
@@ -499,7 +499,7 @@ void radeonReleaseArrays( struct gl_context *ctx, GLuint newinputs )
 		fprintf(stderr, "%s\n", __FUNCTION__);
 
    if (radeon->dma.flush) {
-       radeon->dma.flush(radeon->glCtx);
+       radeon->dma.flush(&radeon->glCtx);
    }
    for (i = 0; i < radeon->tcl.aos_count; i++) {
       if (radeon->tcl.aos[i].bo) {
diff --git a/src/mesa/drivers/dri/radeon/radeon_fbo.c b/src/mesa/drivers/dri/radeon/radeon_fbo.c
index 481eb5a49c1..291f2b78188 100644
--- a/src/mesa/drivers/dri/radeon/radeon_fbo.c
+++ b/src/mesa/drivers/dri/radeon/radeon_fbo.c
@@ -596,7 +596,7 @@ radeon_image_target_renderbuffer_storage(struct gl_context *ctx,
    rb->Width = image->width;
    rb->Height = image->height;
    rb->Format = image->format;
-   rb->_BaseFormat = _mesa_base_fbo_format(radeon->glCtx,
+   rb->_BaseFormat = _mesa_base_fbo_format(&radeon->glCtx,
                                            image->internal_format);
 }
 
@@ -944,18 +944,18 @@ radeon_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb)
 
 void radeon_fbo_init(struct radeon_context *radeon)
 {
-  radeon->glCtx->Driver.NewFramebuffer = radeon_new_framebuffer;
-  radeon->glCtx->Driver.NewRenderbuffer = radeon_new_renderbuffer;
-  radeon->glCtx->Driver.MapRenderbuffer = radeon_map_renderbuffer;
-  radeon->glCtx->Driver.UnmapRenderbuffer = radeon_unmap_renderbuffer;
-  radeon->glCtx->Driver.BindFramebuffer = radeon_bind_framebuffer;
-  radeon->glCtx->Driver.FramebufferRenderbuffer = radeon_framebuffer_renderbuffer;
-  radeon->glCtx->Driver.RenderTexture = radeon_render_texture;
-  radeon->glCtx->Driver.FinishRenderTexture = radeon_finish_render_texture;
-  radeon->glCtx->Driver.ResizeBuffers = radeon_resize_buffers;
-  radeon->glCtx->Driver.ValidateFramebuffer = radeon_validate_framebuffer;
-  radeon->glCtx->Driver.BlitFramebuffer = _mesa_meta_BlitFramebuffer;
-  radeon->glCtx->Driver.EGLImageTargetRenderbufferStorage =
+  radeon->glCtx.Driver.NewFramebuffer = radeon_new_framebuffer;
+  radeon->glCtx.Driver.NewRenderbuffer = radeon_new_renderbuffer;
+  radeon->glCtx.Driver.MapRenderbuffer = radeon_map_renderbuffer;
+  radeon->glCtx.Driver.UnmapRenderbuffer = radeon_unmap_renderbuffer;
+  radeon->glCtx.Driver.BindFramebuffer = radeon_bind_framebuffer;
+  radeon->glCtx.Driver.FramebufferRenderbuffer = radeon_framebuffer_renderbuffer;
+  radeon->glCtx.Driver.RenderTexture = radeon_render_texture;
+  radeon->glCtx.Driver.FinishRenderTexture = radeon_finish_render_texture;
+  radeon->glCtx.Driver.ResizeBuffers = radeon_resize_buffers;
+  radeon->glCtx.Driver.ValidateFramebuffer = radeon_validate_framebuffer;
+  radeon->glCtx.Driver.BlitFramebuffer = _mesa_meta_BlitFramebuffer;
+  radeon->glCtx.Driver.EGLImageTargetRenderbufferStorage =
 	  radeon_image_target_renderbuffer_storage;
 }
 
diff --git a/src/mesa/drivers/dri/radeon/radeon_ioctl.c b/src/mesa/drivers/dri/radeon/radeon_ioctl.c
index c6c8b054351..4167820765b 100644
--- a/src/mesa/drivers/dri/radeon/radeon_ioctl.c
+++ b/src/mesa/drivers/dri/radeon/radeon_ioctl.c
@@ -64,7 +64,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 void radeonSetUpAtomList( r100ContextPtr rmesa )
 {
-   int i, mtu = rmesa->radeon.glCtx->Const.MaxTextureUnits;
+   int i, mtu = rmesa->radeon.glCtx.Const.MaxTextureUnits;
 
    make_empty_list(&rmesa->radeon.hw.atomlist);
    rmesa->radeon.hw.atomlist.name = "atom-list";
@@ -208,7 +208,7 @@ void radeonFlushElts( struct gl_context *ctx )
 
    if (RADEON_DEBUG & RADEON_SYNC) {
       fprintf(stderr, "%s: Syncing\n", __FUNCTION__);
-      radeonFinish( rmesa->radeon.glCtx );
+      radeonFinish( &rmesa->radeon.glCtx );
    }
 
 }
@@ -267,7 +267,7 @@ GLushort *radeonAllocEltsOpenEnded( r100ContextPtr rmesa,
 	      __FUNCTION__, primitive);
 
    assert(!rmesa->radeon.dma.flush);
-   rmesa->radeon.glCtx->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
+   rmesa->radeon.glCtx.Driver.NeedFlush |= FLUSH_STORED_VERTICES;
    rmesa->radeon.dma.flush = radeonFlushElts;
 
    return retval;
diff --git a/src/mesa/drivers/dri/radeon/radeon_ioctl.h b/src/mesa/drivers/dri/radeon/radeon_ioctl.h
index 3297b5cd841..1659682f02c 100644
--- a/src/mesa/drivers/dri/radeon/radeon_ioctl.h
+++ b/src/mesa/drivers/dri/radeon/radeon_ioctl.h
@@ -92,7 +92,7 @@ extern void radeonSetUpAtomList( r100ContextPtr rmesa );
 #define RADEON_NEWPRIM( rmesa )			\
 do {						\
    if ( rmesa->radeon.dma.flush )			\
-      rmesa->radeon.dma.flush( rmesa->radeon.glCtx );	\
+      rmesa->radeon.dma.flush( &rmesa->radeon.glCtx );	\
 } while (0)
 
 /* Can accomodate several state changes and primitive changes without
diff --git a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
index 8901090df8b..668ef9f1993 100644
--- a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
+++ b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
@@ -160,7 +160,7 @@ static void calculate_miptree_layout(radeonContextPtr rmesa, radeon_mipmap_tree
 {
 	GLuint curOffset, i, face, level;
 
-	assert(mt->numLevels <= rmesa->glCtx->Const.MaxTextureLevels);
+	assert(mt->numLevels <= rmesa->glCtx.Const.MaxTextureLevels);
 
 	curOffset = 0;
 	for(face = 0; face < mt->faces; face++) {
diff --git a/src/mesa/drivers/dri/radeon/radeon_queryobj.c b/src/mesa/drivers/dri/radeon/radeon_queryobj.c
index 5c02f5c2ed0..705d612e10b 100644
--- a/src/mesa/drivers/dri/radeon/radeon_queryobj.c
+++ b/src/mesa/drivers/dri/radeon/radeon_queryobj.c
@@ -111,7 +111,7 @@ static void radeonBeginQuery(struct gl_context *ctx, struct gl_query_object *q)
 	assert(radeon->query.current == NULL);
 
 	if (radeon->dma.flush)
-		radeon->dma.flush(radeon->glCtx);
+		radeon->dma.flush(&radeon->glCtx);
 
 	if (!query->bo) {
 		query->bo = radeon_bo_open(radeon->radeonScreen->bom, 0, RADEON_QUERY_PAGE_SIZE, RADEON_QUERY_PAGE_SIZE, RADEON_GEM_DOMAIN_GTT, 0);
@@ -151,7 +151,7 @@ static void radeonEndQuery(struct gl_context *ctx, struct gl_query_object *q)
 	radeon_print(RADEON_STATE, RADEON_NORMAL, "%s: query id %d\n", __FUNCTION__, q->Id);
 
 	if (radeon->dma.flush)
-		radeon->dma.flush(radeon->glCtx);
+		radeon->dma.flush(&radeon->glCtx);
 	radeonEmitQueryEnd(ctx);
 
 	radeon->query.current = NULL;
diff --git a/src/mesa/drivers/dri/radeon/radeon_screen.c b/src/mesa/drivers/dri/radeon/radeon_screen.c
index 237503d7708..7a637ddf92a 100644
--- a/src/mesa/drivers/dri/radeon/radeon_screen.c
+++ b/src/mesa/drivers/dri/radeon/radeon_screen.c
@@ -192,7 +192,7 @@ radeonDRI2Flush(__DRIdrawable *drawable)
     radeonContextPtr rmesa;
 
     rmesa = (radeonContextPtr) drawable->driContextPriv->driverPrivate;
-    radeonFlush(rmesa->glCtx);
+    radeonFlush(&rmesa->glCtx);
 }
 
 static const struct __DRI2flushExtensionRec radeonFlushExtension = {
@@ -267,9 +267,9 @@ radeon_create_image_from_renderbuffer(__DRIcontext *context,
    struct gl_renderbuffer *rb;
    struct radeon_renderbuffer *rrb;
 
-   rb = _mesa_lookup_renderbuffer(radeon->glCtx, renderbuffer);
+   rb = _mesa_lookup_renderbuffer(&radeon->glCtx, renderbuffer);
    if (!rb) {
-      _mesa_error(radeon->glCtx,
+      _mesa_error(&radeon->glCtx,
                   GL_INVALID_OPERATION, "glRenderbufferExternalMESA");
       return NULL;
    }
diff --git a/src/mesa/drivers/dri/radeon/radeon_state.c b/src/mesa/drivers/dri/radeon/radeon_state.c
index d930e76736a..7f12f9c3837 100644
--- a/src/mesa/drivers/dri/radeon/radeon_state.c
+++ b/src/mesa/drivers/dri/radeon/radeon_state.c
@@ -1850,7 +1850,7 @@ void radeonUploadTexMatrix( r100ContextPtr rmesa,
    int idx = TEXMAT_0 + unit;
    float *dest = ((float *)RADEON_DB_STATE( mat[idx] )) + MAT_ELT_0;
    int i;
-   struct gl_texture_unit tUnit = rmesa->radeon.glCtx->Texture.Unit[unit];
+   struct gl_texture_unit tUnit = rmesa->radeon.glCtx.Texture.Unit[unit];
    GLfloat *src = rmesa->tmpmat[unit].m;
 
    rmesa->TexMatColSwap &= ~(1 << unit);
diff --git a/src/mesa/drivers/dri/radeon/radeon_state.h b/src/mesa/drivers/dri/radeon/radeon_state.h
index 5bcb415c65e..cb98969c492 100644
--- a/src/mesa/drivers/dri/radeon/radeon_state.h
+++ b/src/mesa/drivers/dri/radeon/radeon_state.h
@@ -57,7 +57,7 @@ extern void radeonFallback( struct gl_context *ctx, GLuint bit, GLboolean mode )
 #define FALLBACK( rmesa, bit, mode ) do {				\
    if ( 0 ) fprintf( stderr, "FALLBACK in %s: #%d=%d\n",		\
 		     __FUNCTION__, bit, mode );				\
-   radeonFallback( rmesa->radeon.glCtx, bit, mode );				\
+   radeonFallback( &rmesa->radeon.glCtx, bit, mode );				\
 } while (0)
 
 
diff --git a/src/mesa/drivers/dri/radeon/radeon_state_init.c b/src/mesa/drivers/dri/radeon/radeon_state_init.c
index f162f88b25e..8c88dd01831 100644
--- a/src/mesa/drivers/dri/radeon/radeon_state_init.c
+++ b/src/mesa/drivers/dri/radeon/radeon_state_init.c
@@ -503,7 +503,7 @@ static void tex_emit_cs(struct gl_context *ctx, struct radeon_state_atom *atom)
  */
 void radeonInitState( r100ContextPtr rmesa )
 {
-   struct gl_context *ctx = rmesa->radeon.glCtx;
+   struct gl_context *ctx = &rmesa->radeon.glCtx;
    GLuint i;
 
    rmesa->radeon.Fallback = 0;
diff --git a/src/mesa/drivers/dri/radeon/radeon_tcl.c b/src/mesa/drivers/dri/radeon/radeon_tcl.c
index 52e435c83bb..7abc6c3c8dd 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tcl.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tcl.c
@@ -147,7 +147,7 @@ static GLboolean discrete_prim[0x10] = {
 static GLushort *radeonAllocElts( r100ContextPtr rmesa, GLuint nr ) 
 {
       if (rmesa->radeon.dma.flush)
-	 rmesa->radeon.dma.flush( rmesa->radeon.glCtx );
+	 rmesa->radeon.dma.flush( &rmesa->radeon.glCtx );
 
       radeonEmitAOS( rmesa,
 		     rmesa->radeon.tcl.aos_count, 0 );
@@ -314,7 +314,7 @@ static GLuint radeonEnsureEmitSize( struct gl_context * ctx , GLuint inputs )
     state_size = radeonCountStateEmitSize( &rmesa->radeon );
     /* tcl may be changed in radeonEmitArrays so account for it if not dirty */
     if (!rmesa->hw.tcl.dirty)
-      state_size += rmesa->hw.tcl.check( rmesa->radeon.glCtx, &rmesa->hw.tcl );
+      state_size += rmesa->hw.tcl.check( &rmesa->radeon.glCtx, &rmesa->hw.tcl );
     /* predict size for elements */
     for (i = 0; i < VB->PrimitiveCount; ++i)
     {
@@ -500,7 +500,7 @@ static void transition_to_hwtnl( struct gl_context *ctx )
    tnl->Driver.NotifyMaterialChange = radeonUpdateMaterial;
 
    if ( rmesa->radeon.dma.flush )			
-      rmesa->radeon.dma.flush( rmesa->radeon.glCtx );	
+      rmesa->radeon.dma.flush( &rmesa->radeon.glCtx );	
 
    rmesa->radeon.dma.flush = NULL;
    rmesa->swtcl.vertex_format = 0;
diff --git a/src/mesa/drivers/dri/radeon/radeon_tex.c b/src/mesa/drivers/dri/radeon/radeon_tex.c
index fcd9a76a998..5ca07e04e79 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tex.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tex.c
@@ -364,7 +364,7 @@ static void radeonDeleteTexture( struct gl_context *ctx,
 
    if ( rmesa ) {
      radeon_firevertices(&rmesa->radeon);
-     for ( i = 0 ; i < rmesa->radeon.glCtx->Const.MaxTextureUnits ; i++ ) {
+     for ( i = 0 ; i < rmesa->radeon.glCtx.Const.MaxTextureUnits ; i++ ) {
        if ( t == rmesa->state.texture.unit[i].texobj ) {
 	 rmesa->state.texture.unit[i].texobj = NULL;
 	 rmesa->hw.tex[i].dirty = GL_FALSE;
diff --git a/src/mesa/drivers/dri/radeon/radeon_texstate.c b/src/mesa/drivers/dri/radeon/radeon_texstate.c
index d2b5b755d6e..944bac6017b 100644
--- a/src/mesa/drivers/dri/radeon/radeon_texstate.c
+++ b/src/mesa/drivers/dri/radeon/radeon_texstate.c
@@ -619,9 +619,9 @@ void radeonSetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_form
 	radeon = pDRICtx->driverPrivate;
 
 	rfb = dPriv->driverPrivate;
-        texUnit = _mesa_get_current_tex_unit(radeon->glCtx);
-	texObj = _mesa_select_tex_object(radeon->glCtx, texUnit, target);
-        texImage = _mesa_get_tex_image(radeon->glCtx, texObj, target, 0);
+        texUnit = _mesa_get_current_tex_unit(&radeon->glCtx);
+	texObj = _mesa_select_tex_object(&radeon->glCtx, texUnit, target);
+        texImage = _mesa_get_tex_image(&radeon->glCtx, texObj, target, 0);
 
 	rImage = get_radeon_texture_image(texImage);
 	t = radeon_tex_obj(texObj);
@@ -636,7 +636,7 @@ void radeonSetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_form
 		return;
 	}
 
-	_mesa_lock_texture(radeon->glCtx, texObj);
+	_mesa_lock_texture(&radeon->glCtx, texObj);
 	if (t->bo) {
 		radeon_bo_unref(t->bo);
 		t->bo = NULL;
@@ -681,7 +681,7 @@ void radeonSetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_form
 		break;
 	}
 
-	_mesa_init_teximage_fields(radeon->glCtx, texImage,
+	_mesa_init_teximage_fields(&radeon->glCtx, texImage,
 				   rb->base.Base.Width, rb->base.Base.Height,
 				   1, 0,
 				   rb->cpp, texFormat);
@@ -706,7 +706,7 @@ void radeonSetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_form
 			     (texImage->HeightLog2 << RADEON_TXFORMAT_HEIGHT_SHIFT));
 	}
 	t->validated = GL_TRUE;
-	_mesa_unlock_texture(radeon->glCtx, texObj);
+	_mesa_unlock_texture(&radeon->glCtx, texObj);
 	return;
 }
 
@@ -747,7 +747,7 @@ static void disable_tex_obj_state( r100ContextPtr rmesa,
 					     RADEON_Q_BIT(unit));
    
    if (rmesa->radeon.TclFallback & (RADEON_TCL_FALLBACK_TEXGEN_0<<unit)) {
-     TCL_FALLBACK( rmesa->radeon.glCtx, (RADEON_TCL_FALLBACK_TEXGEN_0<<unit), GL_FALSE);
+     TCL_FALLBACK( &rmesa->radeon.glCtx, (RADEON_TCL_FALLBACK_TEXGEN_0<<unit), GL_FALSE);
      rmesa->recheck_texgen[unit] = GL_TRUE;
    }