Merge branch 'master' into pipe-format-simplify

Conflicts:
	src/gallium/auxiliary/draw/draw_pipe_aaline.c
	src/gallium/auxiliary/draw/draw_pipe_pstipple.c
	src/gallium/auxiliary/util/u_blit.c
	src/gallium/auxiliary/util/u_gen_mipmap.c
	src/gallium/auxiliary/util/u_surface.c
	src/gallium/auxiliary/vl/vl_mpeg12_mc_renderer.c
	src/gallium/drivers/cell/ppu/cell_texture.c
	src/gallium/drivers/llvmpipe/lp_texture.c
	src/gallium/drivers/r300/r300_emit.c
	src/gallium/drivers/r300/r300_texture.c
	src/gallium/drivers/softpipe/sp_texture.c
	src/gallium/drivers/softpipe/sp_tile_cache.c
	src/gallium/drivers/svga/svga_state_vs.c
	src/gallium/include/pipe/p_format.h
	src/gallium/state_trackers/dri/dri_drawable.c
	src/gallium/state_trackers/egl/egl_surface.c
	src/gallium/state_trackers/python/p_device.i
	src/gallium/state_trackers/python/st_softpipe_winsys.c
	src/gallium/state_trackers/vega/api_filters.c
	src/gallium/state_trackers/vega/image.c
	src/gallium/state_trackers/vega/mask.c
	src/gallium/state_trackers/vega/paint.c
	src/gallium/state_trackers/vega/renderer.c
	src/gallium/state_trackers/vega/vg_tracker.c
	src/gallium/state_trackers/xorg/xorg_crtc.c
	src/gallium/state_trackers/xorg/xorg_dri2.c
	src/gallium/state_trackers/xorg/xorg_exa.c
	src/gallium/state_trackers/xorg/xorg_renderer.c
	src/gallium/state_trackers/xorg/xorg_xv.c
	src/gallium/state_trackers/xorg/xvmc/surface.c
	src/gallium/winsys/drm/nouveau/drm/nouveau_drm_api.c
	src/gallium/winsys/drm/radeon/core/radeon_buffer.c
	src/gallium/winsys/egl_xlib/sw_winsys.c
	src/gallium/winsys/g3dvl/xlib/xsp_winsys.c
	src/gallium/winsys/gdi/gdi_llvmpipe_winsys.c
	src/gallium/winsys/gdi/gdi_softpipe_winsys.c
	src/gallium/winsys/xlib/xlib_cell.c
	src/gallium/winsys/xlib/xlib_llvmpipe.c
	src/gallium/winsys/xlib/xlib_softpipe.c
	src/mesa/state_tracker/st_cb_fbo.c
	src/mesa/state_tracker/st_cb_texture.c
	src/mesa/state_tracker/st_texture.c

31 files changed, 292 insertions, 263 deletions

diff --git a/src/gallium/state_trackers/dri/dri_drawable.c b/src/gallium/state_trackers/dri/dri_drawable.c
index 2749cdee8d..4b12243ddf 100644
--- a/src/gallium/state_trackers/dri/dri_drawable.c
+++ b/src/gallium/state_trackers/dri/dri_drawable.c
@@ -67,7 +67,6 @@ dri_surface_from_handle(struct drm_api *api,
    templat.format = format;
    templat.width0 = width;
    templat.height0 = height;
-   util_format_get_block(templat.format, &templat.block);
 
    texture = api->texture_from_shared_handle(api, screen, &templat,
                                              "dri2 buffer", pitch, handle);
diff --git a/src/gallium/state_trackers/egl/egl_surface.c b/src/gallium/state_trackers/egl/egl_surface.c
index 35c8b10685..0b60b5be05 100644
--- a/src/gallium/state_trackers/egl/egl_surface.c
+++ b/src/gallium/state_trackers/egl/egl_surface.c
@@ -119,7 +119,6 @@ drm_create_texture(_EGLDisplay *dpy,
 	templat.format = PIPE_FORMAT_A8R8G8B8_UNORM;
 	templat.width0 = w;
 	templat.height0 = h;
-	util_format_get_block(templat.format, &templat.block);
 
 	texture = screen->texture_create(dev->screen,
 	                                 &templat);
diff --git a/src/gallium/state_trackers/python/gallium.i b/src/gallium/state_trackers/python/gallium.i
index 3f79cc1a3d..8e323f4896 100644
--- a/src/gallium/state_trackers/python/gallium.i
+++ b/src/gallium/state_trackers/python/gallium.i
@@ -80,7 +80,6 @@
 %rename(Stencil) pipe_stencil_state;
 %rename(Alpha) pipe_alpha_state;
 %rename(DepthStencilAlpha) pipe_depth_stencil_alpha_state;
-%rename(FormatBlock) pipe_format_block;
 %rename(Framebuffer) pipe_framebuffer_state;
 %rename(PolyStipple) pipe_poly_stipple;
 %rename(Rasterizer) pipe_rasterizer_state;
diff --git a/src/gallium/state_trackers/python/p_device.i b/src/gallium/state_trackers/python/p_device.i
index bfe3f051fc..fb793d5cbd 100644
--- a/src/gallium/state_trackers/python/p_device.i
+++ b/src/gallium/state_trackers/python/p_device.i
@@ -112,7 +112,10 @@ struct st_device {
       struct pipe_texture templat;
       memset(&templat, 0, sizeof(templat));
       templat.format = format;
+<<<<<<< HEAD
       util_format_get_block(templat.format, &templat.block);
+=======
+>>>>>>> master
       templat.width0 = width;
       templat.height0 = height;
       templat.depth0 = depth;
diff --git a/src/gallium/state_trackers/python/p_format.i b/src/gallium/state_trackers/python/p_format.i
index 26fb12b387..68df009331 100644
--- a/src/gallium/state_trackers/python/p_format.i
+++ b/src/gallium/state_trackers/python/p_format.i
@@ -152,11 +152,3 @@ enum pipe_format {
    PIPE_FORMAT_DXT5_SRGBA,
 };
 
-
-struct pipe_format_block
-{
-   unsigned size;
-   unsigned width;
-   unsigned height;
-};
-
diff --git a/src/gallium/state_trackers/python/p_texture.i b/src/gallium/state_trackers/python/p_texture.i
index 5416b872f5..1de7f86a3c 100644
--- a/src/gallium/state_trackers/python/p_texture.i
+++ b/src/gallium/state_trackers/python/p_texture.i
@@ -69,15 +69,7 @@
    unsigned get_depth(unsigned level=0) {
       return u_minify($self->depth0, level);
    }
-   
-   unsigned get_nblocksx(unsigned level=0) {
-      return $self->nblocksx[level];
-   }
-   
-   unsigned get_nblocksy(unsigned level=0) {
-      return $self->nblocksy[level];
-   }
-   
+  
    /** Get a surface which is a "view" into a texture */
    struct st_surface *
    get_surface(unsigned face=0, unsigned level=0, unsigned zslice=0)
@@ -126,8 +118,6 @@ struct st_surface
    unsigned format;
    unsigned width;
    unsigned height;
-   unsigned nblocksx;
-   unsigned nblocksy;
    
    ~st_surface() {
       pipe_texture_reference(&$self->texture, NULL);
@@ -142,8 +132,8 @@ struct st_surface
       struct pipe_transfer *transfer;
       unsigned stride;
 
-      stride = pf_get_nblocksx(&texture->block, w) * texture->block.size;
-      *LENGTH = pf_get_nblocksy(&texture->block, h) * stride;
+      stride = pf_get_stride(texture->format, w);
+      *LENGTH = pf_get_nblocksy(texture->format, h) * stride;
       *STRING = (char *) malloc(*LENGTH);
       if(!*STRING)
          return;
@@ -169,9 +159,9 @@ struct st_surface
       struct pipe_transfer *transfer;
      
       if(stride == 0)
-         stride = pf_get_nblocksx(&texture->block, w) * texture->block.size;
+         stride = pf_get_stride(texture->format, w);
       
-      if(LENGTH < pf_get_nblocksy(&texture->block, h) * stride)
+      if(LENGTH < pf_get_nblocksy(texture->format, h) * stride)
          SWIG_exception(SWIG_ValueError, "offset must be smaller than buffer size");
          
       transfer = screen->get_tex_transfer(screen,
@@ -383,18 +373,6 @@ struct st_surface
    {
       return u_minify(surface->texture->height0, surface->level);
    }
-
-   static unsigned
-   st_surface_nblocksx_get(struct st_surface *surface)
-   {
-      return surface->texture->nblocksx[surface->level];
-   }
-   
-   static unsigned
-   st_surface_nblocksy_get(struct st_surface *surface)
-   {
-      return surface->texture->nblocksy[surface->level];
-   }
 %}
 
 /* Avoid naming conflict with p_inlines.h's pipe_buffer_read/write */ 
diff --git a/src/gallium/state_trackers/python/retrace/interpreter.py b/src/gallium/state_trackers/python/retrace/interpreter.py
index 5f826b1c4c..b32eafe23f 100755
--- a/src/gallium/state_trackers/python/retrace/interpreter.py
+++ b/src/gallium/state_trackers/python/retrace/interpreter.py
@@ -99,7 +99,6 @@ struct_factories = {
     "pipe_stencil_state": gallium.Stencil,
     "pipe_alpha_state": gallium.Alpha,
     "pipe_depth_stencil_alpha_state": gallium.DepthStencilAlpha,
-    "pipe_format_block": gallium.FormatBlock,
     #"pipe_framebuffer_state": gallium.Framebuffer,
     "pipe_poly_stipple": gallium.PolyStipple,
     "pipe_rasterizer_state": gallium.Rasterizer,
@@ -307,7 +306,7 @@ class Screen(Object):
     def surface_write(self, surface, data, stride, size):
         if surface is None:
             return
-        assert surface.nblocksy * stride == size 
+#        assert surface.nblocksy * stride == size 
         surface.put_tile_raw(0, 0, surface.width, surface.height, data, stride)
 
     def get_tex_transfer(self, texture, face, level, zslice, usage, x, y, w, h):
diff --git a/src/gallium/state_trackers/python/st_device.c b/src/gallium/state_trackers/python/st_device.c
index a791113aba..10c7ecbd78 100644
--- a/src/gallium/state_trackers/python/st_device.c
+++ b/src/gallium/state_trackers/python/st_device.c
@@ -62,8 +62,9 @@ st_device_reference(struct st_device **ptr, struct st_device *st_dev)
 {
    struct st_device *old_dev = *ptr;
 
-   if (pipe_reference((struct pipe_reference **)ptr, &st_dev->reference))
+   if (pipe_reference(&(*ptr)->reference, &st_dev->reference))
       st_device_really_destroy(old_dev);
+   *ptr = st_dev;
 }
 
 
@@ -249,9 +250,6 @@ st_context_create(struct st_device *st_dev)
       memset( &templat, 0, sizeof( templat ) );
       templat.target = PIPE_TEXTURE_2D;
       templat.format = PIPE_FORMAT_A8R8G8B8_UNORM;
-      templat.block.size = 4;
-      templat.block.width = 1;
-      templat.block.height = 1;
       templat.width0 = 1;
       templat.height0 = 1;
       templat.depth0 = 1;
diff --git a/src/gallium/state_trackers/python/st_sample.c b/src/gallium/state_trackers/python/st_sample.c
index 6fee90afda..97ca2afc54 100644
--- a/src/gallium/state_trackers/python/st_sample.c
+++ b/src/gallium/state_trackers/python/st_sample.c
@@ -423,7 +423,6 @@ dxt5_rgba_data[] = {
 
 static INLINE void 
 st_sample_dxt_pixel_block(enum pipe_format format, 
-                          const struct pipe_format_block *block,
                           uint8_t *raw,
                           float *rgba, unsigned rgba_stride, 
                           unsigned w, unsigned h)
@@ -462,21 +461,21 @@ st_sample_dxt_pixel_block(enum pipe_format format,
          for(ch = 0; ch < 4; ++ch)
             rgba[y*rgba_stride + x*4 + ch] = (float)(data[i].rgba[y*4*4 + x*4 + ch])/255.0f;
    
-   memcpy(raw, data[i].raw, block->size);
+   memcpy(raw, data[i].raw, pf_get_blocksize(format));
 }
 
 
 static INLINE void 
 st_sample_generic_pixel_block(enum pipe_format format, 
-                              const struct pipe_format_block *block,
                               uint8_t *raw,
                               float *rgba, unsigned rgba_stride,
                               unsigned w, unsigned h)
 {
    unsigned i;
    unsigned x, y, ch;
+   int blocksize = pf_get_blocksize(format);
    
-   for(i = 0; i < block->size; ++i)
+   for(i = 0; i < blocksize; ++i)
       raw[i] = (uint8_t)st_random();
    
    
@@ -503,7 +502,6 @@ st_sample_generic_pixel_block(enum pipe_format format,
  */
 void 
 st_sample_pixel_block(enum pipe_format format,
-                      const struct pipe_format_block *block,
                       void *raw,
                       float *rgba, unsigned rgba_stride,
                       unsigned w, unsigned h)
@@ -513,11 +511,11 @@ st_sample_pixel_block(enum pipe_format format,
    case PIPE_FORMAT_DXT1_RGBA:
    case PIPE_FORMAT_DXT3_RGBA:
    case PIPE_FORMAT_DXT5_RGBA:
-      st_sample_dxt_pixel_block(format, block, raw, rgba, rgba_stride, w, h);
+      st_sample_dxt_pixel_block(format, raw, rgba, rgba_stride, w, h);
       break;
 
    default:
-      st_sample_generic_pixel_block(format, block, raw, rgba, rgba_stride, w, h);
+      st_sample_generic_pixel_block(format, raw, rgba, rgba_stride, w, h);
       break;
    }
 }
@@ -548,18 +546,23 @@ st_sample_surface(struct st_surface *surface, float *rgba)
 
    raw = screen->transfer_map(screen, transfer);
    if (raw) {
-      const struct pipe_format_block *block = &texture->block;
+      enum pipe_format format = texture->format;
       uint x, y;
+      int nblocksx = pf_get_nblocksx(format, width);
+      int nblocksy = pf_get_nblocksy(format, height);
+      int blockwidth = pf_get_blockwidth(format);
+      int blockheight = pf_get_blockheight(format);
+      int blocksize = pf_get_blocksize(format);
 
-      for (y = 0; y < transfer->nblocksy; ++y) {
-         for (x = 0; x < transfer->nblocksx; ++x) {
-            st_sample_pixel_block(texture->format,
-                                  block,
-                                  (uint8_t *) raw + y * transfer->stride + x * block->size,
-                                  rgba + y * block->height * rgba_stride + x * block->width * 4,
+
+      for (y = 0; y < nblocksy; ++y) {
+         for (x = 0; x < nblocksx; ++x) {
+            st_sample_pixel_block(format,
+                                  (uint8_t *) raw + y * transfer->stride + x * blocksize,
+                                  rgba + y * blockheight * rgba_stride + x * blockwidth * 4,
                                   rgba_stride,
-                                  MIN2(block->width, width - x*block->width),
-                                  MIN2(block->height, height - y*block->height));
+                                  MIN2(blockwidth, width - x*blockwidth),
+                                  MIN2(blockheight, height - y*blockheight));
          }
       }
 
diff --git a/src/gallium/state_trackers/python/st_sample.h b/src/gallium/state_trackers/python/st_sample.h
index 0a27083549..888114d302 100644
--- a/src/gallium/state_trackers/python/st_sample.h
+++ b/src/gallium/state_trackers/python/st_sample.h
@@ -35,7 +35,6 @@
 
 void 
 st_sample_pixel_block(enum pipe_format format,
-                      const struct pipe_format_block *block,
                       void *raw,
                       float *rgba, unsigned rgba_stride,
                       unsigned w, unsigned h);
diff --git a/src/gallium/state_trackers/python/st_softpipe_winsys.c b/src/gallium/state_trackers/python/st_softpipe_winsys.c
index 010a5ded66..b8535a4217 100644
--- a/src/gallium/state_trackers/python/st_softpipe_winsys.c
+++ b/src/gallium/state_trackers/python/st_softpipe_winsys.c
@@ -158,16 +158,6 @@ st_softpipe_user_buffer_create(struct pipe_winsys *winsys,
 }
 
 
-/**
- * Round n up to next multiple.
- */
-static INLINE unsigned
-round_up(unsigned n, unsigned multiple)
-{
-   return (n + multiple - 1) & ~(multiple - 1);
-}
-
-
 static struct pipe_buffer *
 st_softpipe_surface_buffer_create(struct pipe_winsys *winsys,
                                   unsigned width, unsigned height,
@@ -177,13 +167,10 @@ st_softpipe_surface_buffer_create(struct pipe_winsys *winsys,
                                   unsigned *stride)
 {
    const unsigned alignment = 64;
-   struct pipe_format_block block;
-   unsigned nblocksx, nblocksy;
+   unsigned nblocksy;
 
-   util_format_get_block(format, &block);
-   nblocksx = pf_get_nblocksx(&block, width);
-   nblocksy = pf_get_nblocksy(&block, height);
-   *stride = round_up(nblocksx * block.size, alignment);
+   nblocksy = pf_get_nblocksy(format, height);
+   *stride = align(pf_get_stride(format, width), alignment);
 
    return winsys->buffer_create(winsys, alignment,
                                 usage,
diff --git a/src/gallium/state_trackers/python/tests/surface_copy.py b/src/gallium/state_trackers/python/tests/surface_copy.py
index 3ceecbbd3a..df5babb78a 100755
--- a/src/gallium/state_trackers/python/tests/surface_copy.py
+++ b/src/gallium/state_trackers/python/tests/surface_copy.py
@@ -98,9 +98,10 @@ class TextureTest(TestCase):
         y = 0
         w = dst_surface.width
         h = dst_surface.height
-    
-        stride = dst_surface.nblocksx * dst_texture.block.size
-        size = dst_surface.nblocksy * stride
+
+        # ???
+        stride = pf_get_stride(texture->format, w)
+        size = pf_get_nblocksy(texture->format) * stride
         src_raw = os.urandom(size)
 
         src_surface.put_tile_raw(0, 0, w, h, src_raw, stride)
diff --git a/src/gallium/state_trackers/python/tests/texture_transfer.py b/src/gallium/state_trackers/python/tests/texture_transfer.py
index e65b425adf..35daca9e49 100755
--- a/src/gallium/state_trackers/python/tests/texture_transfer.py
+++ b/src/gallium/state_trackers/python/tests/texture_transfer.py
@@ -86,8 +86,9 @@ class TextureTest(TestCase):
         
         surface = texture.get_surface(face, level, zslice)
         
-        stride = surface.nblocksx * texture.block.size
-        size = surface.nblocksy * stride
+        # ???
+        stride = pf_get_stride(texture->format, w)
+        size = pf_get_nblocksy(texture->format) * stride
 
         in_raw = os.urandom(size)
 
diff --git a/src/gallium/state_trackers/vega/api_filters.c b/src/gallium/state_trackers/vega/api_filters.c
index 4787ae38f0..2f984fb7b9 100644
--- a/src/gallium/state_trackers/vega/api_filters.c
+++ b/src/gallium/state_trackers/vega/api_filters.c
@@ -72,7 +72,6 @@ static INLINE struct pipe_texture *create_texture_1d(struct vg_context *ctx,
    templ.width0 = color_data_len;
    templ.height0 = 1;
    templ.depth0 = 1;
-   util_format_get_block(PIPE_FORMAT_A8R8G8B8_UNORM, &templ.block);
    templ.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER;
 
    tex = screen->texture_create(screen, &templ);
diff --git a/src/gallium/state_trackers/vega/image.c b/src/gallium/state_trackers/vega/image.c
index 24ca911f79..278ba6d46e 100644
--- a/src/gallium/state_trackers/vega/image.c
+++ b/src/gallium/state_trackers/vega/image.c
@@ -271,7 +271,6 @@ struct vg_image * image_create(VGImageFormat format,
    memset(&pt, 0, sizeof(pt));
    pt.target = PIPE_TEXTURE_2D;
    pt.format = pformat;
-   util_format_get_block(pformat, &pt.block);
    pt.last_level = 0;
    pt.width0 = width;
    pt.height0 = height;
diff --git a/src/gallium/state_trackers/vega/mask.c b/src/gallium/state_trackers/vega/mask.c
index 6e93e2551e..42300bb6d5 100644
--- a/src/gallium/state_trackers/vega/mask.c
+++ b/src/gallium/state_trackers/vega/mask.c
@@ -492,7 +492,6 @@ struct vg_mask_layer * mask_layer_create(VGint width, VGint height)
       memset(&pt, 0, sizeof(pt));
       pt.target = PIPE_TEXTURE_2D;
       pt.format = PIPE_FORMAT_A8R8G8B8_UNORM;
-      util_format_get_block(PIPE_FORMAT_A8R8G8B8_UNORM, &pt.block);
       pt.last_level = 0;
       pt.width0 = width;
       pt.height0 = height;
diff --git a/src/gallium/state_trackers/vega/paint.c b/src/gallium/state_trackers/vega/paint.c
index b88322f433..cc73771d35 100644
--- a/src/gallium/state_trackers/vega/paint.c
+++ b/src/gallium/state_trackers/vega/paint.c
@@ -155,7 +155,6 @@ static INLINE struct pipe_texture *create_gradient_texture(struct vg_paint *p)
    templ.width0 = 1024;
    templ.height0 = 1;
    templ.depth0 = 1;
-   util_format_get_block(PIPE_FORMAT_A8R8G8B8_UNORM, &templ.block);
    templ.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER;
 
    tex = screen->texture_create(screen, &templ);
diff --git a/src/gallium/state_trackers/vega/renderer.c b/src/gallium/state_trackers/vega/renderer.c
index 1706ed83f2..271abafbef 100644
--- a/src/gallium/state_trackers/vega/renderer.c
+++ b/src/gallium/state_trackers/vega/renderer.c
@@ -449,7 +449,6 @@ void renderer_copy_surface(struct renderer *ctx,
    texTemp.width0 = srcW;
    texTemp.height0 = srcH;
    texTemp.depth0 = 1;
-   util_format_get_block(src->format, &texTemp.block);
 
    tex = screen->texture_create(screen, &texTemp);
    if (!tex)
diff --git a/src/gallium/state_trackers/vega/vg_tracker.c b/src/gallium/state_trackers/vega/vg_tracker.c
index 257feda671..e503913275 100644
--- a/src/gallium/state_trackers/vega/vg_tracker.c
+++ b/src/gallium/state_trackers/vega/vg_tracker.c
@@ -34,6 +34,7 @@
 #include "util/u_format.h"
 #include "util/u_memory.h"
 #include "util/u_math.h"
+#include "util/u_rect.h"
 
 static struct pipe_texture *
 create_texture(struct pipe_context *pipe, enum pipe_format format,
@@ -51,7 +52,6 @@ create_texture(struct pipe_context *pipe, enum pipe_format format,
    }
 
    templ.target = PIPE_TEXTURE_2D;
-   util_format_get_block(templ.format, &templ.block);
    templ.width0 = width;
    templ.height0 = height;
    templ.depth0 = 1;
diff --git a/src/gallium/state_trackers/vega/vg_translate.c b/src/gallium/state_trackers/vega/vg_translate.c
index 00e0764706..03575ca3dd 100644
--- a/src/gallium/state_trackers/vega/vg_translate.c
+++ b/src/gallium/state_trackers/vega/vg_translate.c
@@ -474,6 +474,7 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
                                   VGfloat rgba[][4])
 {
    VGint i;
+   union util_color uc;
 
    switch (dataFormat) {
    case VG_sRGBX_8888: {
@@ -486,8 +487,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          b = (*src >>  8) & 0xff;
          a = 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
    }
@@ -502,8 +506,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          b = (*src >>  8) & 0xff;
          a = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -519,8 +526,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          b = (*src >>  8) & 0xff;
          a = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -536,8 +546,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          clr[2] = ((*src >>  0) & 31)/31.;
          clr[3] = 1.f;
 
-         util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                         rgba[i]);
+         util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
    }
@@ -552,8 +565,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          clr[2] = ((*src >>  1) & 31)/31.;
          clr[3] = ((*src >>  0) & 1)/1.;
 
-         util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                         rgba[i]);
+         util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
    }
@@ -568,8 +584,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          clr[2] = ((*src >>  4) & 15)/15.;
          clr[3] = ((*src >>  0) & 15)/15.;
 
-         util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                         rgba[i]);
+         util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
    }
@@ -578,8 +597,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
       VGubyte *src = (VGubyte *)data;
       src += offset;
       for (i = 0; i < n; ++i) {
-         util_pack_color_ub(0xff, 0xff, 0xff, *src, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                         rgba[i]);
+         util_pack_color_ub(0xff, 0xff, 0xff, *src, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
    }
@@ -594,8 +616,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          b = (*src >>  8) & 0xff;
          a = 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
    }
@@ -610,8 +635,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          b = (*src >>  8) & 0xff;
          a = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -627,8 +655,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          b = (*src >>  8) & 0xff;
          a = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -638,8 +669,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
       VGubyte *src = (VGubyte *)data;
       src += offset;
       for (i = 0; i < n; ++i) {
-         util_pack_color_ub(0xff, 0xff, 0xff, *src, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                         rgba[i]);
+         util_pack_color_ub(0xff, 0xff, 0xff, *src, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
    }
@@ -648,8 +682,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
       VGubyte *src = (VGubyte *)data;
       src += offset;
       for (i = 0; i < n; ++i) {
-         util_pack_color_ub(0xff, 0xff, 0xff, *src, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(0xff, 0xff, 0xff, *src, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
    }
@@ -667,8 +704,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
             clr[2] = clr[0];
             clr[3] = 1.f;
 
-            util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i+j]);
+            util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+            rgba[i+j][0] = uc.f[0];
+            rgba[i+j][1] = uc.f[1];
+            rgba[i+j][2] = uc.f[2];
+            rgba[i+j][3] = uc.f[3];
          }
          ++src;
       }
@@ -688,8 +728,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
             clr[2] = 0.f;
             clr[3] = (((*src) & (1<<shift)) >> shift);
 
-            util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i+j]);
+            util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+            rgba[i+j][0] = uc.f[0];
+            rgba[i+j][1] = uc.f[1];
+            rgba[i+j][2] = uc.f[2];
+            rgba[i+j][3] = uc.f[3];
          }
          ++src;
       }
@@ -715,8 +758,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
             clr[2] = 0.f;
             clr[3] = ((*src) & (bitter)) >> shift;
 
-            util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i +j]);
+            util_pack_color(clr, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+            rgba[i+j][0] = uc.f[0];
+            rgba[i+j][1] = uc.f[1];
+            rgba[i+j][2] = uc.f[2];
+            rgba[i+j][3] = uc.f[3];
          }
          ++src;
       }
@@ -735,8 +781,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          g = (*src >>  8) & 0xff;
          b = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -752,8 +801,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          g = (*src >>  8) & 0xff;
          b = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -775,8 +827,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          g = (*src >>  8) & 0xff;
          b = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -792,8 +847,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          g = (*src >>  8) & 0xff;
          b = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -811,8 +869,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          r = (*src >>  8) & 0xff;
          a = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -828,8 +889,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          r = (*src >>  8) & 0xff;
          a = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -853,8 +917,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          r = (*src >>  8) & 0xff;
          a = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -870,8 +937,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          r = (*src >>  8) & 0xff;
          a = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -889,8 +959,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          g = (*src >>  8) & 0xff;
          r = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -906,8 +979,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          g = (*src >>  8) & 0xff;
          r = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -929,8 +1005,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          g = (*src >>  8) & 0xff;
          r = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
@@ -946,8 +1025,11 @@ void _vega_unpack_float_span_rgba(struct vg_context *ctx,
          g = (*src >>  8) & 0xff;
          r = (*src >>  0) & 0xff;
 
-         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT,
-                            rgba[i]);
+         util_pack_color_ub(r, g, b, a, PIPE_FORMAT_R32G32B32A32_FLOAT, &uc);
+         rgba[i][0] = uc.f[0];
+         rgba[i][1] = uc.f[1];
+         rgba[i][2] = uc.f[2];
+         rgba[i][3] = uc.f[3];
          ++src;
       }
       return;
diff --git a/src/gallium/state_trackers/wgl/stw_device.c b/src/gallium/state_trackers/wgl/stw_device.c
index 985b8f0456..7785aba467 100644
--- a/src/gallium/state_trackers/wgl/stw_device.c
+++ b/src/gallium/state_trackers/wgl/stw_device.c
@@ -72,19 +72,7 @@ stw_flush_frontbuffer(struct pipe_screen *screen,
       return;
    }
 
-#if DEBUG
-   {
-      /* ensure that a random surface was not passed to us */
-      struct pipe_surface *surface2;
-
-      if(!st_get_framebuffer_surface( fb->stfb, ST_SURFACE_FRONT_LEFT, &surface2 ))
-         assert(0);
-      else
-         assert(surface2 == surface);
-   }
-#endif
-
-   stw_framebuffer_present_locked(hdc, fb, ST_SURFACE_FRONT_LEFT);
+   stw_framebuffer_present_locked(hdc, fb, surface);
 }
 
 
diff --git a/src/gallium/state_trackers/wgl/stw_framebuffer.c b/src/gallium/state_trackers/wgl/stw_framebuffer.c
index 3d029f9174..129a6298a7 100644
--- a/src/gallium/state_trackers/wgl/stw_framebuffer.c
+++ b/src/gallium/state_trackers/wgl/stw_framebuffer.c
@@ -474,8 +474,6 @@ DrvPresentBuffers(HDC hdc, PGLPRESENTBUFFERSDATA data)
    struct stw_framebuffer *fb;
    struct pipe_screen *screen;
    struct pipe_surface *surface;
-   unsigned surface_index;
-   BOOL ret = FALSE;
 
    fb = stw_framebuffer_from_hdc( hdc );
    if (fb == NULL)
@@ -483,9 +481,7 @@ DrvPresentBuffers(HDC hdc, PGLPRESENTBUFFERSDATA data)
 
    screen = stw_dev->screen;
 
-   surface_index = (unsigned)(uintptr_t)data->pPrivateData;
-   if(!st_get_framebuffer_surface( fb->stfb, surface_index, &surface ))
-      goto fail;
+   surface = (struct pipe_surface *)data->pPrivateData;
 
 #ifdef DEBUG
    if(stw_dev->trace_running) {
@@ -519,15 +515,11 @@ DrvPresentBuffers(HDC hdc, PGLPRESENTBUFFERSDATA data)
       stw_dev->stw_winsys->present( screen, surface, hdc );
    }
 
-   ret = TRUE;
-
-fail:
-
    stw_framebuffer_update(fb);
 
    stw_framebuffer_release(fb);
 
-   return ret;
+   return TRUE;
 }
 
 
@@ -539,7 +531,7 @@ fail:
 BOOL
 stw_framebuffer_present_locked(HDC hdc,
                                struct stw_framebuffer *fb,
-                               unsigned surface_index)
+                               struct pipe_surface *surface)
 {
    if(stw_dev->callbacks.wglCbPresentBuffers &&
       stw_dev->stw_winsys->compose) {
@@ -550,7 +542,7 @@ stw_framebuffer_present_locked(HDC hdc,
       data.magic2 = 0;
       data.AdapterLuid = stw_dev->AdapterLuid;
       data.rect = fb->client_rect;
-      data.pPrivateData = (void *)(uintptr_t)surface_index;
+      data.pPrivateData = (void *)surface;
 
       stw_framebuffer_release(fb);
 
@@ -558,13 +550,6 @@ stw_framebuffer_present_locked(HDC hdc,
    }
    else {
       struct pipe_screen *screen = stw_dev->screen;
-      struct pipe_surface *surface;
-
-      if(!st_get_framebuffer_surface( fb->stfb, surface_index, &surface )) {
-         /* FIXME: this shouldn't happen, but does on glean */
-         stw_framebuffer_release(fb);
-         return FALSE;
-      }
 
 #ifdef DEBUG
       if(stw_dev->trace_running) {
@@ -589,6 +574,7 @@ DrvSwapBuffers(
    HDC hdc )
 {
    struct stw_framebuffer *fb;
+   struct pipe_surface *surface = NULL;
 
    fb = stw_framebuffer_from_hdc( hdc );
    if (fb == NULL)
@@ -599,12 +585,9 @@ DrvSwapBuffers(
       return TRUE;
    }
 
-   /* If we're swapping the buffer associated with the current context
-    * we have to flush any pending rendering commands first.
-    */
-   st_notify_swapbuffers( fb->stfb );
+   st_swapbuffers(fb->stfb, &surface, NULL);
 
-   return stw_framebuffer_present_locked(hdc, fb, ST_SURFACE_BACK_LEFT);
+   return stw_framebuffer_present_locked(hdc, fb, surface);
 }
 
 
diff --git a/src/gallium/state_trackers/wgl/stw_framebuffer.h b/src/gallium/state_trackers/wgl/stw_framebuffer.h
index 5afbe74908..b80d168a7c 100644
--- a/src/gallium/state_trackers/wgl/stw_framebuffer.h
+++ b/src/gallium/state_trackers/wgl/stw_framebuffer.h
@@ -34,6 +34,7 @@
 
 #include "pipe/p_thread.h"
 
+struct pipe_surface;
 struct stw_pixelformat_info;
 
 /**
@@ -140,7 +141,7 @@ stw_framebuffer_allocate(
 BOOL
 stw_framebuffer_present_locked(HDC hdc,
                                struct stw_framebuffer *fb,
-                               unsigned surface_index);
+                               struct pipe_surface *surface);
 
 void
 stw_framebuffer_update(
diff --git a/src/gallium/state_trackers/xorg/xorg_crtc.c b/src/gallium/state_trackers/xorg/xorg_crtc.c
index fe994d1ea3..c776faa53f 100644
--- a/src/gallium/state_trackers/xorg/xorg_crtc.c
+++ b/src/gallium/state_trackers/xorg/xorg_crtc.c
@@ -201,7 +201,6 @@ crtc_load_cursor_argb_ga3d(xf86CrtcPtr crtc, CARD32 * image)
 	templat.format = PIPE_FORMAT_A8R8G8B8_UNORM;
 	templat.width0 = 64;
 	templat.height0 = 64;
-	util_format_get_block(templat.format, &templat.block);
 
 	crtcp->cursor_tex = ms->screen->texture_create(ms->screen,
 						       &templat);
@@ -217,7 +216,7 @@ crtc_load_cursor_argb_ga3d(xf86CrtcPtr crtc, CARD32 * image)
 					    PIPE_TRANSFER_WRITE,
 					    0, 0, 64, 64);
     ptr = ms->screen->transfer_map(ms->screen, transfer);
-    util_copy_rect(ptr, &crtcp->cursor_tex->block,
+    util_copy_rect(ptr, crtcp->cursor_tex->format,
 		   transfer->stride, 0, 0,
 		   64, 64, (void*)image, 64 * 4, 0, 0);
     ms->screen->transfer_unmap(ms->screen, transfer);
@@ -258,7 +257,7 @@ crtc_load_cursor_argb_kms(xf86CrtcPtr crtc, CARD32 * image)
     return;
 
 err_bo_destroy:
-    kms_bo_destroy(crtcp->cursor_bo);
+    kms_bo_destroy(&crtcp->cursor_bo);
 }
 #endif
 
@@ -306,10 +305,8 @@ xorg_crtc_cursor_destroy(xf86CrtcPtr crtc)
 	pipe_texture_reference(&crtcp->cursor_tex, NULL);
 #ifdef HAVE_LIBKMS
     if (crtcp->cursor_bo)
-	kms_bo_destroy(crtcp->cursor_bo);
+	kms_bo_destroy(&crtcp->cursor_bo);
 #endif
-
-    xfree(crtcp);
 }
 
 /*
@@ -321,11 +318,12 @@ crtc_destroy(xf86CrtcPtr crtc)
 {
     struct crtc_private *crtcp = crtc->driver_private;
 
-    if (crtcp->cursor_tex)
-	pipe_texture_reference(&crtcp->cursor_tex, NULL);
+    xorg_crtc_cursor_destroy(crtc);
 
     drmModeFreeCrtc(crtcp->drm_crtc);
+
     xfree(crtcp);
+    crtc->driver_private = NULL;
 }
 
 static const xf86CrtcFuncsRec crtc_funcs = {
diff --git a/src/gallium/state_trackers/xorg/xorg_dri2.c b/src/gallium/state_trackers/xorg/xorg_dri2.c
index fe2e0f68aa..fd82f4fa1d 100644
--- a/src/gallium/state_trackers/xorg/xorg_dri2.c
+++ b/src/gallium/state_trackers/xorg/xorg_dri2.c
@@ -109,7 +109,6 @@ dri2_do_create_buffer(DrawablePtr pDraw, DRI2BufferPtr buffer, unsigned int form
 	    else
 		template.format = ms->ds_depth_bits_last ?
 		    PIPE_FORMAT_S8Z24_UNORM : PIPE_FORMAT_Z24S8_UNORM;
-	    util_format_get_block(template.format, &template.block);
 	    template.width0 = pDraw->width;
 	    template.height0 = pDraw->height;
 	    template.depth0 = 1;
diff --git a/src/gallium/state_trackers/xorg/xorg_driver.c b/src/gallium/state_trackers/xorg/xorg_driver.c
index 1291591298..5391595891 100644
--- a/src/gallium/state_trackers/xorg/xorg_driver.c
+++ b/src/gallium/state_trackers/xorg/xorg_driver.c
@@ -260,8 +260,7 @@ drv_close_resource_management(ScrnInfoPtr pScrn)
 
 #ifdef HAVE_LIBKMS
     if (ms->kms)
-	kms_destroy(ms->kms);
-    ms->kms = NULL;
+	kms_destroy(&ms->kms);
 #endif
 
     return TRUE;
@@ -652,6 +651,9 @@ drv_screen_init(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
     if (serverGeneration == 1)
 	xf86ShowUnusedOptions(pScrn->scrnIndex, pScrn->options);
 
+    if (ms->winsys_screen_init)
+	ms->winsys_screen_init(pScrn);
+
     return drv_enter_vt(scrnIndex, 1);
 }
 
@@ -685,6 +687,9 @@ drv_leave_vt(int scrnIndex, int flags)
     xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
     int o;
 
+    if (ms->winsys_leave_vt)
+	ms->winsys_leave_vt(pScrn);
+
     for (o = 0; o < config->num_crtc; o++) {
 	xf86CrtcPtr crtc = config->crtc[o];
 
@@ -747,6 +752,9 @@ drv_enter_vt(int scrnIndex, int flags)
     if (!xf86SetDesiredModes(pScrn))
 	return FALSE;
 
+    if (ms->winsys_enter_vt)
+	ms->winsys_enter_vt(pScrn);
+
     return TRUE;
 }
 
@@ -768,6 +776,9 @@ drv_close_screen(int scrnIndex, ScreenPtr pScreen)
 	drv_leave_vt(scrnIndex, 0);
     }
 
+    if (ms->winsys_screen_close)
+	ms->winsys_screen_close(pScrn);
+
 #ifdef DRI2
     if (ms->screen)
 	xorg_dri2_close(pScreen);
@@ -892,8 +903,7 @@ drv_destroy_front_buffer_kms(ScrnInfoPtr pScrn)
 	return TRUE;
 
     kms_bo_unmap(ms->root_bo);
-    kms_bo_destroy(ms->root_bo);
-    ms->root_bo = NULL;
+    kms_bo_destroy(&ms->root_bo);
     return TRUE;
 }
 
@@ -939,7 +949,7 @@ drv_create_front_buffer_kms(ScrnInfoPtr pScrn)
     return TRUE;
 
 err_destroy:
-    kms_bo_destroy(bo);
+    kms_bo_destroy(&bo);
     return FALSE;
 }
 
diff --git a/src/gallium/state_trackers/xorg/xorg_exa.c b/src/gallium/state_trackers/xorg/xorg_exa.c
index f79e1ef845..1769c12e80 100644
--- a/src/gallium/state_trackers/xorg/xorg_exa.c
+++ b/src/gallium/state_trackers/xorg/xorg_exa.c
@@ -203,7 +203,7 @@ ExaDownloadFromScreen(PixmapPtr pPix, int x,  int y, int w,  int h, char *dst,
                  x, y, w, h, dst_pitch);
 #endif
 
-    util_copy_rect((unsigned char*)dst, &priv->tex->block, dst_pitch, 0, 0,
+    util_copy_rect((unsigned char*)dst, priv->tex->format, dst_pitch, 0, 0,
 		   w, h, exa->scrn->transfer_map(exa->scrn, transfer),
 		   transfer->stride, 0, 0);
 
@@ -243,7 +243,7 @@ ExaUploadToScreen(PixmapPtr pPix, int x, int y, int w, int h, char *src,
 #endif
 
     util_copy_rect(exa->scrn->transfer_map(exa->scrn, transfer),
-		   &priv->tex->block, transfer->stride, 0, 0, w, h,
+		   priv->tex->format, transfer->stride, 0, 0, w, h,
 		   (unsigned char*)src, src_pitch, 0, 0);
 
     exa->scrn->transfer_unmap(exa->scrn, transfer);
@@ -900,7 +900,6 @@ ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height,
 	memset(&template, 0, sizeof(template));
 	template.target = PIPE_TEXTURE_2D;
 	exa_get_pipe_format(depth, &template.format, &bitsPerPixel, &priv->picture_format);
-	util_format_get_block(template.format, &template.block);
         if (ROUND_UP_TEXTURES && priv->flags == 0) {
            template.width0 = util_next_power_of_two(width);
            template.height0 = util_next_power_of_two(height);
@@ -986,7 +985,6 @@ xorg_exa_create_root_texture(ScrnInfoPtr pScrn,
     memset(&template, 0, sizeof(template));
     template.target = PIPE_TEXTURE_2D;
     exa_get_pipe_format(depth, &template.format, &bitsPerPixel, &dummy);
-    util_format_get_block(template.format, &template.block);
     template.width0 = width;
     template.height0 = height;
     template.depth0 = 1;
diff --git a/src/gallium/state_trackers/xorg/xorg_renderer.c b/src/gallium/state_trackers/xorg/xorg_renderer.c
index 7cac91e564..ba15f8a784 100644
--- a/src/gallium/state_trackers/xorg/xorg_renderer.c
+++ b/src/gallium/state_trackers/xorg/xorg_renderer.c
@@ -513,7 +513,6 @@ renderer_clone_texture(struct xorg_renderer *r,
    templ.width0 = src->width0;
    templ.height0 = src->height0;
    templ.depth0 = 1;
-   util_format_get_block(format, &templ.block);
    templ.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER;
 
    pt = screen->texture_create(screen, &templ);
diff --git a/src/gallium/state_trackers/xorg/xorg_tracker.h b/src/gallium/state_trackers/xorg/xorg_tracker.h
index c6c7b2fe15..c0cfbe6061 100644
--- a/src/gallium/state_trackers/xorg/xorg_tracker.h
+++ b/src/gallium/state_trackers/xorg/xorg_tracker.h
@@ -114,6 +114,13 @@ typedef struct _modesettingRec
     Bool noEvict;
     Bool debug_fallback;
 
+    /* winsys hocks */
+    Bool (*winsys_screen_init)(ScrnInfoPtr pScr);
+    Bool (*winsys_screen_close)(ScrnInfoPtr pScr);
+    Bool (*winsys_enter_vt)(ScrnInfoPtr pScr);
+    Bool (*winsys_leave_vt)(ScrnInfoPtr pScr);
+    void *winsys_priv;
+
 #ifdef DRM_MODE_FEATURE_DIRTYFB
     DamagePtr damage;
 #endif
diff --git a/src/gallium/state_trackers/xorg/xorg_xv.c b/src/gallium/state_trackers/xorg/xorg_xv.c
index 8c491c030d..6b5a41a372 100644
--- a/src/gallium/state_trackers/xorg/xorg_xv.c
+++ b/src/gallium/state_trackers/xorg/xorg_xv.c
@@ -172,7 +172,6 @@ create_component_texture(struct pipe_context *pipe,
    templ.width0 = width;
    templ.height0 = height;
    templ.depth0 = 1;
-   util_format_get_block(PIPE_FORMAT_L8_UNORM, &templ.block);
    templ.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER;
 
    tex = screen->texture_create(screen, &templ);
@@ -215,17 +214,67 @@ check_yuv_textures(struct xorg_xv_port_priv *priv,  int width, int height)
    return Success;
 }
 
+static int
+query_image_attributes(ScrnInfoPtr pScrn,
+                       int id,
+                       unsigned short *w, unsigned short *h,
+                       int *pitches, int *offsets)
+{
+   int size, tmp;
+
+   if (*w > IMAGE_MAX_WIDTH)
+      *w = IMAGE_MAX_WIDTH;
+   if (*h > IMAGE_MAX_HEIGHT)
+      *h = IMAGE_MAX_HEIGHT;
+
+   *w = (*w + 1) & ~1;
+   if (offsets)
+      offsets[0] = 0;
+
+   switch (id) {
+   case FOURCC_YV12:
+      *h = (*h + 1) & ~1;
+      size = (*w + 3) & ~3;
+      if (pitches) {
+         pitches[0] = size;
+      }
+      size *= *h;
+      if (offsets) {
+         offsets[1] = size;
+      }
+      tmp = ((*w >> 1) + 3) & ~3;
+      if (pitches) {
+         pitches[1] = pitches[2] = tmp;
+      }
+      tmp *= (*h >> 1);
+      size += tmp;
+      if (offsets) {
+         offsets[2] = size;
+      }
+      size += tmp;
+      break;
+   case FOURCC_UYVY:
+   case FOURCC_YUY2:
+   default:
+      size = *w << 1;
+      if (pitches)
+	 pitches[0] = size;
+      size *= *h;
+      break;
+   }
+
+   return size;
+}
+
 static void
 copy_packed_data(ScrnInfoPtr pScrn,
                  struct xorg_xv_port_priv *port,
                  int id,
                  unsigned char *buf,
-                 int srcPitch,
                  int left,
                  int top,
-                 int w, int h)
+                 unsigned short w, unsigned short h)
 {
-   unsigned char *src;
    int i, j;
    struct pipe_texture **dst = port->yuv[port->current_set];
    struct pipe_transfer *ytrans, *utrans, *vtrans;
@@ -235,8 +284,6 @@ copy_packed_data(ScrnInfoPtr pScrn,
    int yidx, uidx, vidx;
    int y_array_size = w * h;
 
-   src = buf + (top * srcPitch) + (left << 1);
-
    ytrans = screen->get_tex_transfer(screen, dst[0],
                                      0, 0, 0,
                                      PIPE_TRANSFER_WRITE,
@@ -258,15 +305,22 @@ copy_packed_data(ScrnInfoPtr pScrn,
 
    switch (id) {
    case FOURCC_YV12: {
-      for (i = 0; i < w; ++i) {
-         for (j = 0; j < h; ++j) {
-            /*XXX use src? */
-            y1  = buf[j*w + i];
-            u   = buf[(j/2) * (w/2) + i/2 + y_array_size];
-            v   = buf[(j/2) * (w/2) + i/2 + y_array_size + y_array_size/4];
-            ymap[yidx++] = y1;
-            umap[uidx++] = u;
-            vmap[vidx++] = v;
+      int pitches[3], offsets[3];
+      unsigned char *y, *u, *v;
+      query_image_attributes(pScrn, FOURCC_YV12,
+                             &w, &h, pitches, offsets);
+
+      y = buf + offsets[0];
+      v = buf + offsets[1];
+      u = buf + offsets[2];
+      for (i = 0; i < h; ++i) {
+         for (j = 0; j < w; ++j) {
+            int yoffset = (w*i+j);
+            int ii = (i|1), jj = (j|1);
+            int vuoffset = (w/2)*(ii/2) + (jj/2);
+            ymap[yidx++] = y[yoffset];
+            umap[uidx++] = u[vuoffset];
+            vmap[vidx++] = v[vuoffset];
          }
       }
    }
@@ -513,7 +567,6 @@ put_image(ScrnInfoPtr pScrn,
    ScreenPtr pScreen = screenInfo.screens[pScrn->scrnIndex];
    PixmapPtr pPixmap;
    INT32 x1, x2, y1, y2;
-   int srcPitch;
    BoxRec dstBox;
    int ret;
 
@@ -532,21 +585,12 @@ put_image(ScrnInfoPtr pScrn,
 			      width, height))
       return Success;
 
-   switch (id) {
-   case FOURCC_UYVY:
-   case FOURCC_YUY2:
-   case FOURCC_YV12:
-   default:
-      srcPitch = width << 1;
-      break;
-   }
-
    ret = check_yuv_textures(pPriv, width, height);
 
    if (ret)
       return ret;
 
-   copy_packed_data(pScrn, pPriv, id, buf, srcPitch,
+   copy_packed_data(pScrn, pPriv, id, buf,
                     src_x, src_y, width, height);
 
    if (pDraw->type == DRAWABLE_WINDOW) {
@@ -564,38 +608,6 @@ put_image(ScrnInfoPtr pScrn,
    return Success;
 }
 
-static int
-query_image_attributes(ScrnInfoPtr pScrn,
-                       int id,
-                       unsigned short *w, unsigned short *h,
-                       int *pitches, int *offsets)
-{
-   int size;
-
-   if (*w > IMAGE_MAX_WIDTH)
-      *w = IMAGE_MAX_WIDTH;
-   if (*h > IMAGE_MAX_HEIGHT)
-      *h = IMAGE_MAX_HEIGHT;
-
-   *w = (*w + 1) & ~1;
-   if (offsets)
-      offsets[0] = 0;
-
-   switch (id) {
-   case FOURCC_UYVY:
-   case FOURCC_YUY2:
-   case FOURCC_YV12:
-   default:
-      size = *w << 1;
-      if (pitches)
-	 pitches[0] = size;
-      size *= *h;
-      break;
-   }
-
-   return size;
-}
-
 static struct xorg_xv_port_priv *
 port_priv_create(struct xorg_renderer *r)
 {
diff --git a/src/gallium/state_trackers/xorg/xvmc/surface.c b/src/gallium/state_trackers/xorg/xvmc/surface.c
index 5059424da7..0e39a390c6 100644
--- a/src/gallium/state_trackers/xorg/xvmc/surface.c
+++ b/src/gallium/state_trackers/xorg/xvmc/surface.c
@@ -1,8 +1,8 @@
 /**************************************************************************
- * 
+ *
  * Copyright 2009 Younes Manton.
  * 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
@@ -10,11 +10,11 @@
  * 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.
@@ -22,7 +22,7 @@
  * 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.
- * 
+ *
  **************************************************************************/
 
 #include <assert.h>
@@ -106,7 +106,6 @@ CreateOrResizeBackBuffer(struct pipe_video_context *vpipe, unsigned int width, u
    template.width0 = width;
    template.height0 = height;
    template.depth0 = 1;
-   util_format_get_block(template.format, &template.block);
    template.tex_usage = PIPE_TEXTURE_USAGE_DISPLAY_TARGET;
 
    tex = vpipe->screen->texture_create(vpipe->screen, &template);