3 files changed, 14 insertions, 30 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_state_init.c b/src/mesa/drivers/dri/r200/r200_state_init.c
index 68bfeea701a..e53fd72290c 100644
--- a/src/mesa/drivers/dri/r200/r200_state_init.c
+++ b/src/mesa/drivers/dri/r200/r200_state_init.c
@@ -640,7 +640,7 @@ static void tex_emit(GLcontext *ctx, struct radeon_state_atom *atom)
    OUT_BATCH_TABLE(atom->cmd, 10);
 
    if (t && t->mt && !t->image_override) {
-     OUT_BATCH_RELOC(t->tile_bits, t->mt->bo, 0,
+     OUT_BATCH_RELOC(t->tile_bits, t->mt->bo, get_base_teximage_offset(t),
 		  RADEON_GEM_DOMAIN_GTT|RADEON_GEM_DOMAIN_VRAM, 0, 0);
    } else if (!t) {
      /* workaround for old CS mechanism */
diff --git a/src/mesa/drivers/dri/r200/r200_tex.c b/src/mesa/drivers/dri/r200/r200_tex.c
index 5a21a8b9c5a..a4177215537 100644
--- a/src/mesa/drivers/dri/r200/r200_tex.c
+++ b/src/mesa/drivers/dri/r200/r200_tex.c
@@ -385,16 +385,7 @@ static void r200TexParameter( GLcontext *ctx, GLenum target,
    case GL_TEXTURE_MAX_LEVEL:
    case GL_TEXTURE_MIN_LOD:
    case GL_TEXTURE_MAX_LOD:
-      /* This isn't the most efficient solution but there doesn't appear to
-       * be a nice alternative.  Since there's no LOD clamping,
-       * we just have to rely on loading the right subset of mipmap levels
-       * to simulate a clamped LOD.
-       */
-      if (t->mt) {
-         radeon_miptree_unreference(t->mt);
-	 t->mt = 0;
-	 t->validated = GL_FALSE;
-      }
+      t->validated = GL_FALSE;
       break;
 
    default:
@@ -413,7 +404,7 @@ static void r200DeleteTexture(GLcontext * ctx, struct gl_texture_object *texObj)
 	      (void *)texObj,
 	      _mesa_lookup_enum_by_nr(texObj->Target));
    }
-   
+
    if (rmesa) {
       int i;
       radeon_firevertices(&rmesa->radeon);
@@ -425,11 +416,9 @@ static void r200DeleteTexture(GLcontext * ctx, struct gl_texture_object *texObj)
 	 }
       }      
    }
-   
-   if (t->mt) {
-      radeon_miptree_unreference(t->mt);
-      t->mt = 0;
-   }
+
+   radeon_miptree_unreference(&t->mt);
+
    _mesa_delete_texture_object(ctx, texObj);
 }
 
diff --git a/src/mesa/drivers/dri/r200/r200_texstate.c b/src/mesa/drivers/dri/r200/r200_texstate.c
index 7d0afa1add8..7782404a794 100644
--- a/src/mesa/drivers/dri/r200/r200_texstate.c
+++ b/src/mesa/drivers/dri/r200/r200_texstate.c
@@ -824,14 +824,10 @@ void r200SetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint glx_texture_fo
 		radeon_bo_unref(rImage->bo);
 		rImage->bo = NULL;
 	}
-	if (t->mt) {
-		radeon_miptree_unreference(t->mt);
-		t->mt = NULL;
-	}
-	if (rImage->mt) {
-		radeon_miptree_unreference(rImage->mt);
-		rImage->mt = NULL;
-	}
+
+	radeon_miptree_unreference(&t->mt);
+	radeon_miptree_unreference(&rImage->mt);
+
 	_mesa_init_teximage_fields(radeon->glCtx, target, texImage,
 				   rb->base.Width, rb->base.Height, 1, 0, rb->cpp);
 	texImage->RowStride = rb->pitch / rb->cpp;
@@ -1423,10 +1419,9 @@ void set_re_cntl_d3d( GLcontext *ctx, int unit, GLboolean use_d3d )
  */
 static void setup_hardware_state(r200ContextPtr rmesa, radeonTexObj *t)
 {
-   int firstlevel = t->mt ? t->mt->firstLevel : 0;
-   const struct gl_texture_image *firstImage = t->base.Image[0][firstlevel];
+   const struct gl_texture_image *firstImage = t->base.Image[0][t->minLod];
    GLint log2Width, log2Height, log2Depth, texelBytes;
-   
+
    if ( t->bo ) {
        return;
    }
@@ -1454,9 +1449,9 @@ static void setup_hardware_state(r200ContextPtr rmesa, radeonTexObj *t)
 	 return;
       }
    }
-   
+
    t->pp_txfilter &= ~R200_MAX_MIP_LEVEL_MASK;
-   t->pp_txfilter |= (t->mt->lastLevel - t->mt->firstLevel) << R200_MAX_MIP_LEVEL_SHIFT;
+   t->pp_txfilter |= (t->maxLod - t->minLod) << R200_MAX_MIP_LEVEL_SHIFT;
 	
    t->pp_txformat &= ~(R200_TXFORMAT_WIDTH_MASK |
 		       R200_TXFORMAT_HEIGHT_MASK |