mesa/st: adapt to interface changes

adapt to blit changes, and also handle a bit more msaa state in theory
(incomplete, doesn't handle resolves in any way for now).

23 files changed, 316 insertions, 194 deletions

diff --git a/src/mesa/SConscript b/src/mesa/SConscript
index 690fa6d1970..a7572af45d4 100644
--- a/src/mesa/SConscript
+++ b/src/mesa/SConscript
@@ -151,6 +151,7 @@ if env['platform'] != 'winddk':
 		'state_tracker/st_atom_constbuf.c',
 		'state_tracker/st_atom_depth.c',
 		'state_tracker/st_atom_framebuffer.c',
+		'state_tracker/st_atom_msaa.c',
 		'state_tracker/st_atom_pixeltransfer.c',
 		'state_tracker/st_atom_sampler.c',
 		'state_tracker/st_atom_scissor.c',
diff --git a/src/mesa/sources.mak b/src/mesa/sources.mak
index be859e43256..b69e7eeae51 100644
--- a/src/mesa/sources.mak
+++ b/src/mesa/sources.mak
@@ -195,6 +195,7 @@ STATETRACKER_SOURCES = \
 	state_tracker/st_atom_constbuf.c \
 	state_tracker/st_atom_depth.c \
 	state_tracker/st_atom_framebuffer.c \
+	state_tracker/st_atom_msaa.c \
 	state_tracker/st_atom_pixeltransfer.c \
 	state_tracker/st_atom_sampler.c \
 	state_tracker/st_atom_scissor.c \
diff --git a/src/mesa/state_tracker/st_atom.c b/src/mesa/state_tracker/st_atom.c
index cf391f1f91f..6f293128d3a 100644
--- a/src/mesa/state_tracker/st_atom.c
+++ b/src/mesa/state_tracker/st_atom.c
@@ -57,6 +57,7 @@ static const struct st_tracked_state *atoms[] =
    &st_update_sampler,
    &st_update_texture,
    &st_update_framebuffer,
+   &st_update_msaa,
    &st_update_vs_constants,
    &st_update_fs_constants,
    &st_update_pixel_transfer
diff --git a/src/mesa/state_tracker/st_atom.h b/src/mesa/state_tracker/st_atom.h
index f34b49203b2..0c25269e0a4 100644
--- a/src/mesa/state_tracker/st_atom.h
+++ b/src/mesa/state_tracker/st_atom.h
@@ -54,6 +54,7 @@ extern const struct st_tracked_state st_update_polygon_stipple;
 extern const struct st_tracked_state st_update_viewport;
 extern const struct st_tracked_state st_update_scissor;
 extern const struct st_tracked_state st_update_blend;
+extern const struct st_tracked_state st_update_msaa;
 extern const struct st_tracked_state st_update_sampler;
 extern const struct st_tracked_state st_update_texture;
 extern const struct st_tracked_state st_finalize_textures;
diff --git a/src/mesa/state_tracker/st_atom_blend.c b/src/mesa/state_tracker/st_atom_blend.c
index 1511b88dd1f..21403605805 100644
--- a/src/mesa/state_tracker/st_atom_blend.c
+++ b/src/mesa/state_tracker/st_atom_blend.c
@@ -257,6 +257,15 @@ update_blend( struct st_context *st )
    if (st->ctx->Color.DitherFlag)
       blend->dither = 1;
 
+   if (st->ctx->Multisample.Enabled) {
+      /* unlike in gallium/d3d10 these operations are only performed
+         if msaa is enabled */
+      if (st->ctx->Multisample.SampleAlphaToCoverage)
+         blend->alpha_to_coverage = 1;
+      if (st->ctx->Multisample.SampleAlphaToOne)
+         blend->alpha_to_one = 1;
+   }
+
    cso_set_blend(st->cso_context, blend);
 
    {
@@ -270,7 +279,7 @@ update_blend( struct st_context *st )
 const struct st_tracked_state st_update_blend = {
    "st_update_blend",					/* name */
    {							/* dirty */
-      (_NEW_COLOR),  /* XXX _NEW_BLEND someday? */	/* mesa */
+      (_NEW_COLOR | _NEW_MULTISAMPLE),  /* XXX _NEW_BLEND someday? */	/* mesa */
       0,						/* st */
    },
    update_blend,					/* update */
diff --git a/src/mesa/state_tracker/st_atom_framebuffer.c b/src/mesa/state_tracker/st_atom_framebuffer.c
index 52c507da3b3..036bc60049a 100644
--- a/src/mesa/state_tracker/st_atom_framebuffer.c
+++ b/src/mesa/state_tracker/st_atom_framebuffer.c
@@ -73,9 +73,7 @@ update_renderbuffer_surface(struct st_context *st,
 						    strb->rtt_face,
 						    level,
 						    strb->rtt_slice,
-						    PIPE_BIND_RENDER_TARGET |
-						    PIPE_BIND_BLIT_SOURCE |
-						    PIPE_BIND_BLIT_DESTINATION );
+						    PIPE_BIND_RENDER_TARGET);
 #if 0
             printf("-- alloc new surface %d x %d into tex %p\n",
                    strb->surface->width, strb->surface->height,
diff --git a/src/mesa/state_tracker/st_atom_msaa.c b/src/mesa/state_tracker/st_atom_msaa.c
new file mode 100644
index 00000000000..ea9eb9a6d15
--- /dev/null
+++ b/src/mesa/state_tracker/st_atom_msaa.c
@@ -0,0 +1,83 @@
+/**************************************************************************
+ * 
+ * Copyright 2010 VMware, Inc.
+ * All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+
+#include "st_context.h"
+#include "pipe/p_context.h"
+#include "st_atom.h"
+
+#include "cso_cache/cso_context.h"
+
+
+/* Second state atom for user clip planes:
+ */
+static void update_sample_mask( struct st_context *st )
+{
+   unsigned sample_mask = 0xffffffff;
+   unsigned sample_count = 1;
+   struct pipe_framebuffer_state *framebuffer = &st->state.framebuffer;
+
+   /* dependency here on bound surface (or rather, sample count) is worrying */
+   if (framebuffer->zsbuf)
+      sample_count = framebuffer->zsbuf->texture->nr_samples;
+   else if (framebuffer->cbufs[0])
+      sample_count = framebuffer->cbufs[0]->texture->nr_samples;
+
+   if (st->ctx->Multisample.Enabled && sample_count > 1) {
+   /* unlike in gallium/d3d10 the mask is only active if msaa is enabled */
+      if (st->ctx->Multisample.SampleCoverage) {
+         unsigned nr_bits;
+         nr_bits = st->ctx->Multisample.SampleCoverageValue * (float)sample_count;
+         /* there's lot of ways how to do this. We just use first few bits,
+            since we have no knowledge of sample positions here. When
+            app-supplied mask though is used too might need to be smarter.
+            Also, there's a interface restriction here in theory it is
+            encouraged this mask not be the same at each pixel. */
+         sample_mask = (1 << nr_bits) - 1;
+         if (st->ctx->Multisample.SampleCoverageInvert)
+            sample_mask = ~sample_mask;
+      }
+      /* TODO merge with app-supplied sample mask */
+   }
+
+   /* mask off unused bits or don't care? */
+
+   if (sample_mask != st->state.sample_mask) {
+      st->state.sample_mask = sample_mask;
+      cso_set_sample_mask(st->cso_context, sample_mask);
+   }
+}
+
+
+const struct st_tracked_state st_update_msaa = {
+   "st_update_msaa",					/* name */
+   {							/* dirty */
+      (_NEW_MULTISAMPLE | _NEW_BUFFERS),		/* mesa */
+      ST_NEW_FRAMEBUFFER,				/* st */
+   },
+   update_sample_mask					/* update */
+};
diff --git a/src/mesa/state_tracker/st_atom_pixeltransfer.c b/src/mesa/state_tracker/st_atom_pixeltransfer.c
index 29c4d092bf0..323de8a8bd3 100644
--- a/src/mesa/state_tracker/st_atom_pixeltransfer.c
+++ b/src/mesa/state_tracker/st_atom_pixeltransfer.c
@@ -123,7 +123,7 @@ create_color_map_texture(GLcontext *ctx)
 
    /* find an RGBA texture format */
    format = st_choose_format(pipe->screen, GL_RGBA,
-                             PIPE_TEXTURE_2D, PIPE_BIND_SAMPLER_VIEW);
+                             PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW);
 
    /* create texture for color map/table */
    pt = st_texture_create(st, PIPE_TEXTURE_2D, format, 0,
diff --git a/src/mesa/state_tracker/st_cb_bitmap.c b/src/mesa/state_tracker/st_cb_bitmap.c
index 797c0ba7f55..1b3787828e1 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/src/mesa/state_tracker/st_cb_bitmap.c
@@ -807,15 +807,15 @@ st_init_bitmap(struct st_context *st)
    st->bitmap.rasterizer.gl_rasterization_rules = 1;
 
    /* find a usable texture format */
-   if (screen->is_format_supported(screen, PIPE_FORMAT_I8_UNORM, PIPE_TEXTURE_2D, 
+   if (screen->is_format_supported(screen, PIPE_FORMAT_I8_UNORM, PIPE_TEXTURE_2D, 0,
                                    PIPE_BIND_SAMPLER_VIEW, 0)) {
       st->bitmap.tex_format = PIPE_FORMAT_I8_UNORM;
    }
-   else if (screen->is_format_supported(screen, PIPE_FORMAT_A8_UNORM, PIPE_TEXTURE_2D, 
+   else if (screen->is_format_supported(screen, PIPE_FORMAT_A8_UNORM, PIPE_TEXTURE_2D, 0,
                                         PIPE_BIND_SAMPLER_VIEW, 0)) {
       st->bitmap.tex_format = PIPE_FORMAT_A8_UNORM;
    }
-   else if (screen->is_format_supported(screen, PIPE_FORMAT_L8_UNORM, PIPE_TEXTURE_2D, 
+   else if (screen->is_format_supported(screen, PIPE_FORMAT_L8_UNORM, PIPE_TEXTURE_2D, 0,
                                         PIPE_BIND_SAMPLER_VIEW, 0)) {
       st->bitmap.tex_format = PIPE_FORMAT_L8_UNORM;
    }
diff --git a/src/mesa/state_tracker/st_cb_blit.c b/src/mesa/state_tracker/st_cb_blit.c
index 1c8dc0c07fb..3a34bdfe9a4 100644
--- a/src/mesa/state_tracker/st_cb_blit.c
+++ b/src/mesa/state_tracker/st_cb_blit.c
@@ -112,33 +112,23 @@ st_BlitFramebuffer(GLcontext *ctx,
          &readFB->Attachment[readFB->_ColorReadBufferIndex];
 
       if(srcAtt->Type == GL_TEXTURE) {
-         struct pipe_screen *screen = pipe->screen;
          struct st_texture_object *srcObj =
             st_texture_object(srcAtt->Texture);
          struct st_renderbuffer *dstRb =
             st_renderbuffer(drawFB->_ColorDrawBuffers[0]);
-         struct pipe_surface *srcSurf;
+         struct pipe_subresource srcSub;
          struct pipe_surface *dstSurf = dstRb->surface;
 
          if (!srcObj->pt)
             return;
 
-         srcSurf = screen->get_tex_surface(screen,
-                                           srcObj->pt,
-                                           srcAtt->CubeMapFace,
-                                           srcAtt->TextureLevel,
-                                           srcAtt->Zoffset,
-                                           PIPE_BIND_BLIT_SOURCE);
-         if(!srcSurf)
-            return;
+         srcSub.face = srcAtt->CubeMapFace;
+         srcSub.level = srcAtt->TextureLevel;
 
-         util_blit_pixels(st->blit,
-                          srcSurf, st_get_texture_sampler_view(srcObj, pipe),
-                          srcX0, srcY0, srcX1, srcY1,
+         util_blit_pixels(st->blit, srcObj->pt, srcSub,
+                          srcX0, srcY0, srcX1, srcY1, srcAtt->Zoffset,
                           dstSurf, dstX0, dstY0, dstX1, dstY1,
                           0.0, pFilter);
-
-         pipe_surface_reference(&srcSurf, NULL);
       }
       else {
          struct st_renderbuffer *srcRb =
@@ -146,11 +136,15 @@ st_BlitFramebuffer(GLcontext *ctx,
          struct st_renderbuffer *dstRb =
             st_renderbuffer(drawFB->_ColorDrawBuffers[0]);
          struct pipe_surface *srcSurf = srcRb->surface;
-         struct pipe_sampler_view *srcView = st_get_renderbuffer_sampler_view(srcRb, pipe);
          struct pipe_surface *dstSurf = dstRb->surface;
+         struct pipe_subresource srcSub;
+
+         srcSub.face = srcSurf->face;
+         srcSub.level = srcSurf->level;
 
          util_blit_pixels(st->blit,
-                          srcSurf, srcView, srcX0, srcY0, srcX1, srcY1,
+                          srcRb->texture, srcSub, srcX0, srcY0, srcX1, srcY1,
+                          srcSurf->zslice,
                           dstSurf, dstX0, dstY0, dstX1, dstY1,
                           0.0, pFilter);
       }
@@ -182,13 +176,17 @@ st_BlitFramebuffer(GLcontext *ctx,
       if ((mask & depthStencil) == depthStencil &&
           srcDepthSurf == srcStencilSurf &&
           dstDepthSurf == dstStencilSurf) {
-         struct pipe_sampler_view *srcView = st_get_renderbuffer_sampler_view(srcDepthRb, pipe);
+         struct pipe_subresource srcSub;
+
+         srcSub.face = srcDepthRb->surface->face;
+         srcSub.level = srcDepthRb->surface->level;
 
          /* Blitting depth and stencil values between combined
           * depth/stencil buffers.  This is the ideal case for such buffers.
           */
          util_blit_pixels(st->blit,
-                          srcDepthSurf, srcView, srcX0, srcY0, srcX1, srcY1,
+                          srcDepthRb->texture, srcSub, srcX0, srcY0, srcX1, srcY1,
+                          srcDepthRb->surface->zslice,
                           dstDepthSurf, dstX0, dstY0, dstX1, dstY1,
                           0.0, pFilter);
       }
diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.c b/src/mesa/state_tracker/st_cb_bufferobjects.c
index f24145844b9..b883c071f7e 100644
--- a/src/mesa/state_tracker/st_cb_bufferobjects.c
+++ b/src/mesa/state_tracker/st_cb_bufferobjects.c
@@ -180,9 +180,7 @@ st_bufferobj_data(GLcontext *ctx,
    switch(target) {
    case GL_PIXEL_PACK_BUFFER_ARB:
    case GL_PIXEL_UNPACK_BUFFER_ARB:
-      buffer_usage = (PIPE_BIND_RENDER_TARGET |
-		      PIPE_BIND_BLIT_SOURCE |
-		      PIPE_BIND_BLIT_DESTINATION);
+      buffer_usage = PIPE_BIND_RENDER_TARGET;
       break;
    case GL_ARRAY_BUFFER_ARB:
       buffer_usage = PIPE_BIND_VERTEX_BUFFER;
diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c b/src/mesa/state_tracker/st_cb_drawpixels.c
index e059002f157..ad20004d369 100644
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -968,6 +968,7 @@ st_CopyPixels(GLcontext *ctx, GLint srcx, GLint srcy,
    enum pipe_format srcFormat, texFormat;
    GLboolean invertTex = GL_FALSE;
    GLint readX, readY, readW, readH;
+   GLuint sample_count;
    struct gl_pixelstore_attrib pack = ctx->DefaultPacking;
 
    pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
@@ -994,9 +995,15 @@ st_CopyPixels(GLcontext *ctx, GLint srcx, GLint srcy,
       driver_vp = make_passthrough_vertex_shader(st, GL_TRUE);
    }
 
+   sample_count = rbRead->texture->nr_samples;
+   /* I believe this would be legal, presumably would need to do a resolve
+      for color, and for depth/stencil spec says to just use one of the
+      depth/stencil samples per pixel? Need some transfer clarifications. */
+   assert(sample_count < 2);
+
    srcFormat = rbRead->texture->format;
 
-   if (screen->is_format_supported(screen, srcFormat, PIPE_TEXTURE_2D, 
+   if (screen->is_format_supported(screen, srcFormat, PIPE_TEXTURE_2D, sample_count,
                                    PIPE_BIND_SAMPLER_VIEW, 0)) {
       texFormat = srcFormat;
    }
@@ -1004,14 +1011,14 @@ st_CopyPixels(GLcontext *ctx, GLint srcx, GLint srcy,
       /* srcFormat can't be used as a texture format */
       if (type == GL_DEPTH) {
          texFormat = st_choose_format(screen, GL_DEPTH_COMPONENT,
-                                      PIPE_TEXTURE_2D, 
+                                      PIPE_TEXTURE_2D, sample_count,
                                       PIPE_BIND_DEPTH_STENCIL);
          assert(texFormat != PIPE_FORMAT_NONE);
       }
       else {
          /* default color format */
          texFormat = st_choose_format(screen, GL_RGBA, PIPE_TEXTURE_2D, 
-                                      PIPE_BIND_SAMPLER_VIEW);
+                                      sample_count, PIPE_BIND_SAMPLER_VIEW);
          assert(texFormat != PIPE_FORMAT_NONE);
       }
    }
@@ -1050,27 +1057,20 @@ st_CopyPixels(GLcontext *ctx, GLint srcx, GLint srcy,
    /* Make temporary texture which is a copy of the src region.
     */
    if (srcFormat == texFormat) {
+      struct pipe_subresource srcsub, dstsub;
+      srcsub.face = 0;
+      srcsub.level = 0;
+      dstsub.face = 0;
+      dstsub.level = 0;
       /* copy source framebuffer surface into mipmap/texture */
-      struct pipe_surface *psRead = screen->get_tex_surface(screen,
-                                       rbRead->texture, 0, 0, 0,
-                                       PIPE_BIND_BLIT_SOURCE);
-      struct pipe_surface *psTex = screen->get_tex_surface(screen, pt, 0, 0, 0, 
-                                       PIPE_BIND_RENDER_TARGET |
-                                       PIPE_BIND_BLIT_DESTINATION);
-      pipe->surface_copy(pipe,
-                         psTex,                               /* dest surf */
-                         pack.SkipPixels, pack.SkipRows,      /* dest pos */
-                         psRead,                              /* src surf */
-                         readX, readY, readW, readH);         /* src region */
-
-      if (0) {
-         /* debug */
-         debug_dump_surface(pipe, "copypixsrcsurf", psRead);
-         debug_dump_surface(pipe, "copypixtemptex", psTex);
-      }
+      pipe->resource_copy_region(pipe,
+                                 pt,                                /* dest tex */
+                                 dstsub,
+                                 pack.SkipPixels, pack.SkipRows, 0, /* dest pos */
+                                 rbRead->texture,                   /* src tex */
+                                 srcsub,
+                                 readX, readY, 0, readW, readH);    /* src region */
 
-      pipe_surface_reference(&psRead, NULL); 
-      pipe_surface_reference(&psTex, NULL);
    }
    else {
       /* CPU-based fallback/conversion */
diff --git a/src/mesa/state_tracker/st_cb_eglimage.c b/src/mesa/state_tracker/st_cb_eglimage.c
index 0fa1848e232..91a42fafd19 100644
--- a/src/mesa/state_tracker/st_cb_eglimage.c
+++ b/src/mesa/state_tracker/st_cb_eglimage.c
@@ -79,7 +79,7 @@ st_egl_image_target_renderbuffer_storage(GLcontext *ctx,
    struct pipe_surface *ps;
    unsigned usage;
 
-   usage = PIPE_BIND_RENDER_TARGET | PIPE_BIND_BLIT_SOURCE | PIPE_BIND_BLIT_DESTINATION;
+   usage = PIPE_BIND_RENDER_TARGET;
    ps = st_manager_get_egl_image_surface(st, (void *) image_handle, usage);
    if (ps) {
       strb->Base.Width = ps->width;
@@ -142,7 +142,7 @@ st_egl_image_target_texture_2d(GLcontext *ctx, GLenum target,
    struct pipe_surface *ps;
    unsigned usage;
 
-   usage = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_BLIT_DESTINATION | PIPE_BIND_BLIT_SOURCE;
+   usage = PIPE_BIND_SAMPLER_VIEW;
    ps = st_manager_get_egl_image_surface(st, (void *) image_handle, usage);
    if (ps) {
       st_bind_surface(ctx, target, texObj, texImage, ps);
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c
index c02121fbd1a..f67197de94f 100644
--- a/src/mesa/state_tracker/st_cb_fbo.c
+++ b/src/mesa/state_tracker/st_cb_fbo.c
@@ -72,7 +72,7 @@ st_renderbuffer_alloc_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
    if (strb->format != PIPE_FORMAT_NONE)
       format = strb->format;
    else
-      format = st_choose_renderbuffer_format(screen, internalFormat);
+      format = st_choose_renderbuffer_format(screen, internalFormat, rb->NumSamples);
       
    /* init renderbuffer fields */
    strb->Base.Width  = width;
@@ -441,8 +441,8 @@ st_validate_attachment(struct pipe_screen *screen,
    if (!stObj)
       return GL_FALSE;
 
-   return screen->is_format_supported(screen, stObj->pt->format,
-				      PIPE_TEXTURE_2D, bindings, 0);
+   return screen->is_format_supported(screen, stObj->pt->format, stObj->pt->nr_samples,
+                                      PIPE_TEXTURE_2D, bindings, 0);
 }
 
 
@@ -545,6 +545,7 @@ void st_init_fbo_functions(struct dd_function_table *functions)
    functions->ReadBuffer = st_ReadBuffer;
 }
 
+/* XXX unused ? */
 struct pipe_sampler_view *
 st_get_renderbuffer_sampler_view(struct st_renderbuffer *rb,
                                  struct pipe_context *pipe)
diff --git a/src/mesa/state_tracker/st_cb_fbo.h b/src/mesa/state_tracker/st_cb_fbo.h
index beb26ab4da1..43b6c1e75f4 100644
--- a/src/mesa/state_tracker/st_cb_fbo.h
+++ b/src/mesa/state_tracker/st_cb_fbo.h
@@ -73,6 +73,7 @@ st_new_renderbuffer_fb(enum pipe_format format, int samples, boolean sw);
 extern void
 st_init_fbo_functions(struct dd_function_table *functions);
 
+/* XXX unused ? */
 extern struct pipe_sampler_view *
 st_get_renderbuffer_sampler_view(struct st_renderbuffer *rb,
                                  struct pipe_context *pipe);
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index ed8eb2929a6..92342167d92 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -221,7 +221,7 @@ default_bindings(struct st_context *st, enum pipe_format format)
    else
       bindings = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
 
-   if (screen->is_format_supported(screen, format, target, bindings, geom))
+   if (screen->is_format_supported(screen, format, target, 0, bindings, geom))
       return bindings;
    else
       return PIPE_BIND_SAMPLER_VIEW;
@@ -428,7 +428,7 @@ compress_with_blit(GLcontext * ctx,
    /* get destination surface (in the compressed texture) */
    dst_surface = screen->get_tex_surface(screen, stImage->pt,
                                          stImage->face, stImage->level, 0,
-                                         PIPE_BIND_BLIT_DESTINATION);
+                                         0 /* flags */);
    if (!dst_surface) {
       /* can't render into this format (or other problem) */
       return GL_FALSE;
@@ -652,7 +652,7 @@ st_TexImage(GLcontext * ctx,
        _mesa_is_format_compressed(texImage->TexFormat) &&
        screen->is_format_supported(screen,
                                    stImage->pt->format,
-                                   stImage->pt->target,
+                                   stImage->pt->target, 0,
                                    PIPE_BIND_RENDER_TARGET, 0)) {
       if (!pixels)
          goto done;
@@ -848,8 +848,7 @@ decompress_with_blit(GLcontext * ctx, GLenum target, GLint level,
    struct pipe_surface *dst_surface;
    struct pipe_resource *dst_texture;
    struct pipe_transfer *tex_xfer;
-   unsigned bind = (PIPE_BIND_BLIT_DESTINATION |
-		    PIPE_BIND_RENDER_TARGET | /* util_blit may choose to render */
+   unsigned bind = (PIPE_BIND_RENDER_TARGET | /* util_blit may choose to render */
 		    PIPE_BIND_TRANSFER_READ);
 
    /* create temp / dest surface */
@@ -1080,7 +1079,7 @@ st_TexSubimage(GLcontext *ctx, GLint dims, GLenum target, GLint level,
        _mesa_is_format_compressed(texImage->TexFormat) &&
        screen->is_format_supported(screen,
                                    stImage->pt->format,
-                                   stImage->pt->target,
+                                   stImage->pt->target, 0,
                                    PIPE_BIND_RENDER_TARGET, 0)) {
       if (compress_with_blit(ctx, target, level,
                              xoffset, yoffset, zoffset,
@@ -1508,7 +1507,7 @@ st_copy_texsubimage(GLcontext *ctx,
    enum pipe_format dest_format, src_format;
    GLboolean use_fallback = GL_TRUE;
    GLboolean matching_base_formats;
-   GLuint format_writemask;
+   GLuint format_writemask, sample_count;
    struct pipe_surface *dest_surface = NULL;
    GLboolean do_flip = (st_fb_orientation(ctx->ReadBuffer) == Y_0_TOP);
 
@@ -1534,6 +1533,12 @@ st_copy_texsubimage(GLcontext *ctx,
       return;
    }
 
+   sample_count = strb->surface->texture->nr_samples;
+   /* I believe this would be legal, presumably would need to do a resolve
+      for color, and for depth/stencil spec says to just use one of the
+      depth/stencil samples per pixel? Need some transfer clarifications. */
+   assert(sample_count < 2);
+
    if (srcX < 0) {
       width -= -srcX;
       destX += -srcX;
@@ -1589,42 +1594,45 @@ st_copy_texsubimage(GLcontext *ctx,
           !do_flip) 
       {
          /* use surface_copy() / blit */
-
-         dest_surface = screen->get_tex_surface(screen, stImage->pt,
-                                                stImage->face, stImage->level,
-                                                destZ,
-                                                PIPE_BIND_BLIT_DESTINATION);
-
-         /* for surface_copy(), y=0=top, always */
-         pipe->surface_copy(pipe,
-                            /* dest */
-                            dest_surface,
-                            destX, destY,
-                            /* src */
-                            strb->surface,
-                            srcX, srcY,
-                            /* size */
-                            width, height);
+         struct pipe_subresource subdst, subsrc;
+         subdst.face = stImage->face;
+         subdst.level = stImage->level;
+         subsrc.face = strb->surface->face;
+         subsrc.level = strb->surface->level;
+
+         /* for resource_copy_region(), y=0=top, always */
+         pipe->resource_copy_region(pipe,
+                                    /* dest */
+                                    stImage->pt,
+                                    subdst,
+                                    destX, destY, destZ,
+                                    /* src */
+                                    strb->texture,
+                                    subsrc,
+                                    srcX, srcY, strb->surface->zslice,
+                                    /* size */
+                                    width, height);
          use_fallback = GL_FALSE;
       }
       else if (format_writemask &&
                texBaseFormat != GL_DEPTH_COMPONENT &&
                texBaseFormat != GL_DEPTH_STENCIL &&
                screen->is_format_supported(screen, src_format,
-                                           PIPE_TEXTURE_2D, 
+                                           PIPE_TEXTURE_2D, sample_count,
                                            PIPE_BIND_SAMPLER_VIEW,
                                            0) &&
                screen->is_format_supported(screen, dest_format,
-                                           PIPE_TEXTURE_2D, 
+                                           PIPE_TEXTURE_2D, 0,
                                            PIPE_BIND_RENDER_TARGET,
                                            0)) {
          /* draw textured quad to do the copy */
          GLint srcY0, srcY1;
+         struct pipe_subresource subsrc;
 
          dest_surface = screen->get_tex_surface(screen, stImage->pt,
                                                 stImage->face, stImage->level,
                                                 destZ,
-                                                PIPE_BIND_BLIT_DESTINATION);
+                                                PIPE_BIND_RENDER_TARGET);
 
          if (do_flip) {
             srcY1 = strb->Base.Height - srcY - height;
@@ -1634,11 +1642,15 @@ st_copy_texsubimage(GLcontext *ctx,
             srcY0 = srcY;
             srcY1 = srcY0 + height;
          }
+         subsrc.face = strb->surface->face;
+         subsrc.level = strb->surface->level;
+
          util_blit_pixels_writemask(st->blit,
-                                    strb->surface,
-                                    st_get_renderbuffer_sampler_view(strb, pipe),
+                                    strb->texture,
+                                    subsrc,
                                     srcX, srcY0,
                                     srcX + width, srcY1,
+                                    strb->surface->zslice,
                                     dest_surface,
                                     destX, destY,
                                     destX + width, destY + height,
diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index e8a3926e6db..d4ea593e3f7 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -99,19 +99,6 @@ st_get_msaa(void)
 }
 
 
-/** Default method for pipe_context::surface_copy() */
-static void
-st_surface_copy(struct pipe_context *pipe,
-                struct pipe_surface *dst,
-                unsigned dst_x, unsigned dst_y,
-                struct pipe_surface *src,
-                unsigned src_x, unsigned src_y, 
-                unsigned w, unsigned h)
-{
-   util_surface_copy(pipe, FALSE, dst, dst_x, dst_y, src, src_x, src_y, w, h);
-}
-
-
 static struct st_context *
 st_create_context_priv( GLcontext *ctx, struct pipe_context *pipe )
 {
@@ -181,10 +168,6 @@ st_create_context_priv( GLcontext *ctx, struct pipe_context *pipe )
    st_init_limits(st);
    st_init_extensions(st);
 
-   /* plug in helper driver functions if needed */
-   if (!pipe->surface_copy)
-      pipe->surface_copy = st_surface_copy;
-
    return st;
 }
 
diff --git a/src/mesa/state_tracker/st_context.h b/src/mesa/state_tracker/st_context.h
index 3637f6e75f0..987516f2482 100644
--- a/src/mesa/state_tracker/st_context.h
+++ b/src/mesa/state_tracker/st_context.h
@@ -94,6 +94,7 @@ struct st_context
       struct pipe_sampler_view *sampler_views[PIPE_MAX_SAMPLERS];
       struct pipe_scissor_state scissor;
       struct pipe_viewport_state viewport;
+      unsigned sample_mask;
 
       GLuint num_samplers;
       GLuint num_textures;
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index b2045cf3fcb..9ada38aa483 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -287,39 +287,39 @@ void st_init_extensions(struct st_context *st)
     * a depth/stencil buffer and texture from depth/stencil source.
     */
    if (screen->is_format_supported(screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM,
-                                   PIPE_TEXTURE_2D, 
+                                   PIPE_TEXTURE_2D, 0,
                                    PIPE_BIND_DEPTH_STENCIL, 0) &&
        screen->is_format_supported(screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM,
-                                   PIPE_TEXTURE_2D, 
+                                   PIPE_TEXTURE_2D, 0,
                                    PIPE_BIND_SAMPLER_VIEW, 0)) {
       ctx->Extensions.EXT_packed_depth_stencil = GL_TRUE;
    }
    else if (screen->is_format_supported(screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED,
-                                        PIPE_TEXTURE_2D, 
+                                        PIPE_TEXTURE_2D, 0,
                                         PIPE_BIND_DEPTH_STENCIL, 0) &&
             screen->is_format_supported(screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED,
-                                        PIPE_TEXTURE_2D, 
+                                        PIPE_TEXTURE_2D, 0,
                                         PIPE_BIND_SAMPLER_VIEW, 0)) {
       ctx->Extensions.EXT_packed_depth_stencil = GL_TRUE;
    }
 
    /* sRGB support */
    if (screen->is_format_supported(screen, PIPE_FORMAT_A8B8G8R8_SRGB,
-                                   PIPE_TEXTURE_2D, 
+                                   PIPE_TEXTURE_2D, 0,
                                    PIPE_BIND_SAMPLER_VIEW, 0) ||
       screen->is_format_supported(screen, PIPE_FORMAT_B8G8R8A8_SRGB,
-                                   PIPE_TEXTURE_2D, 
+                                   PIPE_TEXTURE_2D, 0,
                                    PIPE_BIND_SAMPLER_VIEW, 0)) {
       ctx->Extensions.EXT_texture_sRGB = GL_TRUE;
    }
 
    /* s3tc support */
    if (screen->is_format_supported(screen, PIPE_FORMAT_DXT5_RGBA,
-                                   PIPE_TEXTURE_2D,
+                                   PIPE_TEXTURE_2D, 0,
                                    PIPE_BIND_SAMPLER_VIEW, 0) &&
        (ctx->Mesa_DXTn ||
         screen->is_format_supported(screen, PIPE_FORMAT_DXT5_RGBA,
-                                    PIPE_TEXTURE_2D,
+                                    PIPE_TEXTURE_2D, 0,
                                     PIPE_BIND_RENDER_TARGET, 0))) {
       ctx->Extensions.EXT_texture_compression_s3tc = GL_TRUE;
       ctx->Extensions.S3_s3tc = GL_TRUE;
@@ -327,10 +327,10 @@ void st_init_extensions(struct st_context *st)
 
    /* ycbcr support */
    if (screen->is_format_supported(screen, PIPE_FORMAT_UYVY, 
-                                   PIPE_TEXTURE_2D, 
+                                   PIPE_TEXTURE_2D, 0,
                                    PIPE_BIND_SAMPLER_VIEW, 0) ||
        screen->is_format_supported(screen, PIPE_FORMAT_YUYV, 
-                                   PIPE_TEXTURE_2D, 
+                                   PIPE_TEXTURE_2D, 0,
                                    PIPE_BIND_SAMPLER_VIEW, 0)) {
       ctx->Extensions.MESA_ycbcr_texture = GL_TRUE;
    }
diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c
index d7d2be6d454..f7b10ea243a 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -311,13 +311,14 @@ find_supported_format(struct pipe_screen *screen,
                       const enum pipe_format formats[],
                       uint num_formats,
                       enum pipe_texture_target target,
-                      unsigned tex_usage, 
+                      unsigned sample_count,
+                      unsigned tex_usage,
                       unsigned geom_flags)
 {
    uint i;
    for (i = 0; i < num_formats; i++) {
       if (screen->is_format_supported(screen, formats[i], target,
-                                      tex_usage, geom_flags)) {
+                                      sample_count, tex_usage, geom_flags)) {
          return formats[i];
       }
    }
@@ -331,7 +332,8 @@ find_supported_format(struct pipe_screen *screen,
 static enum pipe_format
 default_rgba_format(struct pipe_screen *screen, 
                     enum pipe_texture_target target,
-                    unsigned tex_usage, 
+                    unsigned sample_count,
+                    unsigned tex_usage,
                     unsigned geom_flags)
 {
    static const enum pipe_format colorFormats[] = {
@@ -341,7 +343,7 @@ default_rgba_format(struct pipe_screen *screen,
       PIPE_FORMAT_B5G6R5_UNORM
    };
    return find_supported_format(screen, colorFormats, Elements(colorFormats),
-                                target, tex_usage, geom_flags);
+                                target, sample_count, tex_usage, geom_flags);
 }
 
 
@@ -351,7 +353,8 @@ default_rgba_format(struct pipe_screen *screen,
 static enum pipe_format
 default_rgb_format(struct pipe_screen *screen, 
                    enum pipe_texture_target target,
-                   unsigned tex_usage, 
+                   unsigned sample_count,
+                   unsigned tex_usage,
                    unsigned geom_flags)
 {
    static const enum pipe_format colorFormats[] = {
@@ -364,7 +367,7 @@ default_rgb_format(struct pipe_screen *screen,
       PIPE_FORMAT_B5G6R5_UNORM
    };
    return find_supported_format(screen, colorFormats, Elements(colorFormats),
-                                target, tex_usage, geom_flags);
+                                target, sample_count, tex_usage, geom_flags);
 }
 
 /**
@@ -373,7 +376,8 @@ default_rgb_format(struct pipe_screen *screen,
 static enum pipe_format
 default_srgba_format(struct pipe_screen *screen, 
                     enum pipe_texture_target target,
-                    unsigned tex_usage, 
+                    unsigned sample_count,
+                    unsigned tex_usage,
                     unsigned geom_flags)
 {
    static const enum pipe_format colorFormats[] = {
@@ -382,7 +386,7 @@ default_srgba_format(struct pipe_screen *screen,
       PIPE_FORMAT_A8B8G8R8_SRGB,
    };
    return find_supported_format(screen, colorFormats, Elements(colorFormats),
-                                target, tex_usage, geom_flags);
+                                target, sample_count, tex_usage, geom_flags);
 }
 
 
@@ -401,7 +405,8 @@ default_srgba_format(struct pipe_screen *screen,
  */
 enum pipe_format
 st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
-                 enum pipe_texture_target target, unsigned bindings)
+                 enum pipe_texture_target target, unsigned sample_count,
+                 unsigned bindings)
 {
    unsigned geom_flags = 0; /* we don't care about POT vs. NPOT here, yet */
 
@@ -411,42 +416,53 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
    case GL_RGBA8:
    case GL_RGB10_A2:
    case GL_RGBA12:
-      return default_rgba_format( screen, target, bindings, geom_flags );
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
    case 3:
    case GL_RGB:
-      return default_rgb_format( screen, target, bindings, geom_flags );
+      return default_rgb_format( screen, target, sample_count, bindings,
+                                 geom_flags );
    case GL_RGBA16:
-      return default_rgba_format( screen, target, bindings, geom_flags );
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
 
    case GL_RGBA4:
    case GL_RGBA2:
       if (screen->is_format_supported( screen, PIPE_FORMAT_B4G4R4A4_UNORM,
-                                       target, bindings, geom_flags ))
+                                       target, sample_count, bindings,
+                                       geom_flags ))
          return PIPE_FORMAT_B4G4R4A4_UNORM;
-      return default_rgba_format( screen, target, bindings, geom_flags );
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
 
    case GL_RGB5_A1:
       if (screen->is_format_supported( screen, PIPE_FORMAT_B5G5R5A1_UNORM,
-                                       target, bindings, geom_flags ))
+                                       target, sample_count, bindings,
+                                       geom_flags ))
          return PIPE_FORMAT_B5G5R5A1_UNORM;
-      return default_rgba_format( screen, target, bindings, geom_flags );
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
 
    case GL_RGB8:
    case GL_RGB10:
    case GL_RGB12:
    case GL_RGB16:
-      return default_rgb_format( screen, target, bindings, geom_flags );
+      return default_rgb_format( screen, target, sample_count, bindings,
+                                 geom_flags );
 
    case GL_RGB5:
    case GL_RGB4:
    case GL_R3_G3_B2:
       if (screen->is_format_supported( screen, PIPE_FORMAT_B5G6R5_UNORM,
-                                       target, bindings, geom_flags ))
+                                       target, sample_count, bindings,
+                                       geom_flags ))
          return PIPE_FORMAT_B5G6R5_UNORM;
       if (screen->is_format_supported( screen, PIPE_FORMAT_B5G5R5A1_UNORM,
-                                       target, bindings, geom_flags ))
+                                       target, sample_count, bindings,
+                                       geom_flags ))
          return PIPE_FORMAT_B5G5R5A1_UNORM;
-      return default_rgba_format( screen, target, bindings, geom_flags );
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
 
    case GL_ALPHA:
    case GL_ALPHA4:
@@ -455,9 +471,10 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
    case GL_ALPHA16:
    case GL_COMPRESSED_ALPHA:
       if (screen->is_format_supported( screen, PIPE_FORMAT_A8_UNORM, target,
-                                       bindings, geom_flags ))
+                                       sample_count, bindings, geom_flags ))
          return PIPE_FORMAT_A8_UNORM;
-      return default_rgba_format( screen, target, bindings, geom_flags );
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
 
    case 1:
    case GL_LUMINANCE:
@@ -467,9 +484,10 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
    case GL_LUMINANCE16:
    case GL_COMPRESSED_LUMINANCE:
       if (screen->is_format_supported( screen, PIPE_FORMAT_L8_UNORM, target,
-                                       bindings, geom_flags ))
+                                       sample_count, bindings, geom_flags ))
          return PIPE_FORMAT_L8_UNORM;
-      return default_rgba_format( screen, target, bindings, geom_flags );
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
 
    case 2:
    case GL_LUMINANCE_ALPHA:
@@ -481,9 +499,10 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
    case GL_LUMINANCE16_ALPHA16:
    case GL_COMPRESSED_LUMINANCE_ALPHA:
       if (screen->is_format_supported( screen, PIPE_FORMAT_L8A8_UNORM, target,
-                                       bindings, geom_flags ))
+                                       sample_count, bindings, geom_flags ))
          return PIPE_FORMAT_L8A8_UNORM;
-      return default_rgba_format( screen, target, bindings, geom_flags );
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
 
    case GL_INTENSITY:
    case GL_INTENSITY4:
@@ -492,17 +511,18 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
    case GL_INTENSITY16:
    case GL_COMPRESSED_INTENSITY:
       if (screen->is_format_supported( screen, PIPE_FORMAT_I8_UNORM, target,
-                                       bindings, geom_flags ))
+                                       sample_count, bindings, geom_flags ))
          return PIPE_FORMAT_I8_UNORM;
-      return default_rgba_format( screen, target, bindings, geom_flags );
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
 
    case GL_YCBCR_MESA:
-      if (screen->is_format_supported(screen, PIPE_FORMAT_UYVY,
-                                      target, bindings, geom_flags)) {
+      if (screen->is_format_supported(screen, PIPE_FORMAT_UYVY, target,
+                                      sample_count, bindings, geom_flags)) {
          return PIPE_FORMAT_UYVY;
       }
-      if (screen->is_format_supported(screen, PIPE_FORMAT_YUYV,
-                                      target, bindings, geom_flags)) {
+      if (screen->is_format_supported(screen, PIPE_FORMAT_YUYV, target,
+                                      sample_count, bindings, geom_flags)) {
          return PIPE_FORMAT_YUYV;
       }
       return PIPE_FORMAT_NONE;
@@ -512,33 +532,39 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
       if (bindings & ~PIPE_BIND_SAMPLER_VIEW)
          return PIPE_FORMAT_NONE;
       else if (screen->is_format_supported(screen, PIPE_FORMAT_DXT1_RGB,
-                                           target, bindings, geom_flags))
+                                           target, sample_count, bindings,
+                                           geom_flags))
          return PIPE_FORMAT_DXT1_RGB;
       else
-         return default_rgb_format(screen, target, bindings, geom_flags);
+         return default_rgb_format(screen, target, sample_count, bindings,
+                                   geom_flags);
 
    case GL_COMPRESSED_RGBA:
       /* can only sample from compressed formats */
       if (bindings & ~PIPE_BIND_SAMPLER_VIEW)
          return PIPE_FORMAT_NONE;
       else if (screen->is_format_supported(screen, PIPE_FORMAT_DXT3_RGBA,
-                                           target, bindings, geom_flags))
+                                           target, sample_count, bindings,
+                                           geom_flags))
          return PIPE_FORMAT_DXT3_RGBA;
       else
-         return default_rgba_format(screen, target, bindings, geom_flags);
+         return default_rgba_format(screen, target, sample_count, bindings,
+                                    geom_flags);
 
    case GL_RGB_S3TC:
    case GL_RGB4_S3TC:
    case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
       if (screen->is_format_supported(screen, PIPE_FORMAT_DXT1_RGB,
-                                      target, bindings, geom_flags))
+                                      target, sample_count, bindings,
+                                      geom_flags))
          return PIPE_FORMAT_DXT1_RGB;
       else
          return PIPE_FORMAT_NONE;
 
    case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
       if (screen->is_format_supported(screen, PIPE_FORMAT_DXT1_RGBA,
-                                      target, bindings, geom_flags))
+                                      target, sample_count, bindings,
+                                      geom_flags))
          return PIPE_FORMAT_DXT1_RGBA;
       else
          return PIPE_FORMAT_NONE;
@@ -547,14 +573,16 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
    case GL_RGBA4_S3TC:
    case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
       if (screen->is_format_supported(screen, PIPE_FORMAT_DXT3_RGBA,
-                                      target, bindings, geom_flags))
+                                      target, sample_count, bindings,
+                                      geom_flags))
          return PIPE_FORMAT_DXT3_RGBA;
       else
          return PIPE_FORMAT_NONE;
 
    case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
       if (screen->is_format_supported(screen, PIPE_FORMAT_DXT5_RGBA,
-                                      target, bindings, geom_flags))
+                                      target, sample_count, bindings,
+                                      geom_flags))
          return PIPE_FORMAT_DXT5_RGBA;
       else
          return PIPE_FORMAT_NONE;
@@ -568,20 +596,20 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
 
    case GL_DEPTH_COMPONENT16:
       if (screen->is_format_supported(screen, PIPE_FORMAT_Z16_UNORM, target,
-                                      bindings, geom_flags))
+                                      sample_count, bindings, geom_flags))
          return PIPE_FORMAT_Z16_UNORM;
       /* fall-through */
    case GL_DEPTH_COMPONENT24:
       if (screen->is_format_supported(screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED,
-                                      target, bindings, geom_flags))
+                                      target, sample_count, bindings, geom_flags))
          return PIPE_FORMAT_Z24_UNORM_S8_USCALED;
       if (screen->is_format_supported(screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM,
-                                      target, bindings, geom_flags))
+                                      target, sample_count, bindings, geom_flags))
          return PIPE_FORMAT_S8_USCALED_Z24_UNORM;
       /* fall-through */
    case GL_DEPTH_COMPONENT32:
-      if (screen->is_format_supported(screen, PIPE_FORMAT_Z32_UNORM,
-                                      target, bindings, geom_flags))
+      if (screen->is_format_supported(screen, PIPE_FORMAT_Z32_UNORM, target,
+                                      sample_count, bindings, geom_flags))
          return PIPE_FORMAT_Z32_UNORM;
       /* fall-through */
    case GL_DEPTH_COMPONENT:
@@ -593,7 +621,7 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
             PIPE_FORMAT_S8_USCALED_Z24_UNORM
          };
          return find_supported_format(screen, formats, Elements(formats),
-                                      target, bindings, geom_flags);
+                                      target, sample_count, bindings, geom_flags);
       }
 
    case GL_STENCIL_INDEX:
@@ -608,7 +636,7 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
             PIPE_FORMAT_S8_USCALED_Z24_UNORM
          };
          return find_supported_format(screen, formats, Elements(formats),
-                                      target, bindings, geom_flags);
+                                      target, sample_count, bindings, geom_flags);
       }
 
    case GL_DEPTH_STENCIL_EXT:
@@ -619,7 +647,7 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
             PIPE_FORMAT_S8_USCALED_Z24_UNORM
          };
          return find_supported_format(screen, formats, Elements(formats),
-                                      target, bindings, geom_flags);
+                                      target, sample_count, bindings, geom_flags);
       }
 
    case GL_SRGB_EXT:
@@ -628,7 +656,8 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
    case GL_COMPRESSED_SRGB_ALPHA_EXT:
    case GL_SRGB_ALPHA_EXT:
    case GL_SRGB8_ALPHA8_EXT:
-      return default_srgba_format( screen, target, bindings, geom_flags );
+      return default_srgba_format( screen, target, sample_count, bindings,
+                                   geom_flags );
    case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT:
       return PIPE_FORMAT_DXT1_SRGB;
    case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:
@@ -642,17 +671,19 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
    case GL_SLUMINANCE8_ALPHA8_EXT:
    case GL_COMPRESSED_SLUMINANCE_EXT:
    case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
-      if (screen->is_format_supported(screen, PIPE_FORMAT_L8A8_SRGB,
-                                      target, bindings, geom_flags))
+      if (screen->is_format_supported(screen, PIPE_FORMAT_L8A8_SRGB, target,
+                                      sample_count, bindings, geom_flags))
          return PIPE_FORMAT_L8A8_SRGB;
-      return default_srgba_format( screen, target, bindings, geom_flags );
+      return default_srgba_format( screen, target, sample_count, bindings,
+                                   geom_flags );
 
    case GL_SLUMINANCE_EXT:
    case GL_SLUMINANCE8_EXT:
-      if (screen->is_format_supported(screen, PIPE_FORMAT_L8_SRGB,
-                                      target, bindings, geom_flags))
+      if (screen->is_format_supported(screen, PIPE_FORMAT_L8_SRGB, target,
+                                      sample_count, bindings, geom_flags))
          return PIPE_FORMAT_L8_SRGB;
-      return default_srgba_format( screen, target, bindings, geom_flags );
+      return default_srgba_format( screen, target, sample_count, bindings,
+                                   geom_flags );
 
    default:
       return PIPE_FORMAT_NONE;
@@ -665,14 +696,15 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
  */
 enum pipe_format
 st_choose_renderbuffer_format(struct pipe_screen *screen,
-                              GLenum internalFormat)
+                              GLenum internalFormat, unsigned sample_count)
 {
    uint usage;
    if (_mesa_is_depth_or_stencil_format(internalFormat))
       usage = PIPE_BIND_DEPTH_STENCIL;
    else
       usage = PIPE_BIND_RENDER_TARGET;
-   return st_choose_format(screen, internalFormat, PIPE_TEXTURE_2D, usage);
+   return st_choose_format(screen, internalFormat, PIPE_TEXTURE_2D,
+                           sample_count, usage);
 }
 
 
@@ -700,12 +732,12 @@ st_ChooseTextureFormat(GLcontext *ctx, GLint internalFormat,
       bindings = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
 
    pFormat = st_choose_format(screen, internalFormat,
-                              PIPE_TEXTURE_2D, bindings);
+                              PIPE_TEXTURE_2D, 0, bindings);
 
    if (pFormat == PIPE_FORMAT_NONE) {
       /* try choosing format again, this time without render target bindings */
       pFormat = st_choose_format(screen, internalFormat,
-                                 PIPE_TEXTURE_2D, PIPE_BIND_SAMPLER_VIEW);
+                                 PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW);
    }
 
    if (pFormat == PIPE_FORMAT_NONE) {
diff --git a/src/mesa/state_tracker/st_format.h b/src/mesa/state_tracker/st_format.h
index a6cf7025a92..3288225d5d4 100644
--- a/src/mesa/state_tracker/st_format.h
+++ b/src/mesa/state_tracker/st_format.h
@@ -46,11 +46,12 @@ st_pipe_format_to_mesa_format(enum pipe_format pipeFormat);
 
 extern enum pipe_format
 st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
-                 enum pipe_texture_target target, unsigned tex_usage);
+                 enum pipe_texture_target target, unsigned sample_count,
+                 unsigned tex_usage);
 
 extern enum pipe_format
 st_choose_renderbuffer_format(struct pipe_screen *screen,
-                              GLenum internalFormat);
+                              GLenum internalFormat, unsigned sample_count);
 
 
 extern gl_format
diff --git a/src/mesa/state_tracker/st_gen_mipmap.c b/src/mesa/state_tracker/st_gen_mipmap.c
index 6b1d51b3f44..5cf8b4a881b 100644
--- a/src/mesa/state_tracker/st_gen_mipmap.c
+++ b/src/mesa/state_tracker/st_gen_mipmap.c
@@ -82,7 +82,7 @@ st_render_mipmap(struct st_context *st,
    assert(target != GL_TEXTURE_3D); /* not done yet */
 
    /* check if we can render in the texture's format */
-   if (!screen->is_format_supported(screen, psv->format, psv->texture->target,
+   if (!screen->is_format_supported(screen, psv->format, psv->texture->target, 0,
                                     PIPE_BIND_RENDER_TARGET, 0)) {
       return FALSE;
    }
@@ -300,6 +300,10 @@ st_generate_mipmap(GLcontext *ctx, GLenum target,
    if (!pt)
       return;
 
+   /* not sure if this ultimately actually should work,
+      but we're not supporting multisampled textures yet. */
+   assert(pt->nr_samples < 2);
+
    /* find expected last mipmap level */
    lastLevel = compute_num_levels(ctx, texObj, target) - 1;
 
diff --git a/src/mesa/state_tracker/st_texture.c b/src/mesa/state_tracker/st_texture.c
index 6a42789b824..d0d1c5c3156 100644
--- a/src/mesa/state_tracker/st_texture.c
+++ b/src/mesa/state_tracker/st_texture.c
@@ -72,7 +72,7 @@ st_texture_create(struct st_context *st,
        _mesa_lookup_enum_by_nr(format), last_level);
 
    assert(format);
-   assert(screen->is_format_supported(screen, format, target, 
+   assert(screen->is_format_supported(screen, format, target, 0,
                                       PIPE_BIND_SAMPLER_VIEW, 0));
 
    memset(&pt, 0, sizeof(pt));
@@ -245,17 +245,19 @@ st_texture_image_copy(struct pipe_context *pipe,
                       struct pipe_resource *src,
                       GLuint face)
 {
-   struct pipe_screen *screen = pipe->screen;
    GLuint width = u_minify(dst->width0, dstLevel); 
    GLuint height = u_minify(dst->height0, dstLevel); 
    GLuint depth = u_minify(dst->depth0, dstLevel); 
-   struct pipe_surface *src_surface;
-   struct pipe_surface *dst_surface;
+   struct pipe_subresource dstsub, srcsub;
    GLuint i;
 
    assert(src->width0 == dst->width0);
    assert(src->height0 == dst->height0);
 
+   dstsub.face = face;
+   dstsub.level = dstLevel;
+   srcsub.face = face;
+
    for (i = 0; i < depth; i++) {
       GLuint srcLevel;
 
@@ -271,6 +273,7 @@ st_texture_image_copy(struct pipe_context *pipe,
 
 #if 0
       {
+         struct pipe_screen *screen = pipe->screen;
          src_surface = screen->get_tex_surface(screen, src, face, srcLevel, i,
                                                PIPE_BUFFER_USAGE_CPU_READ);
          ubyte *map = screen->surface_map(screen, src_surface, PIPE_BUFFER_USAGE_CPU_READ);
@@ -284,22 +287,16 @@ st_texture_image_copy(struct pipe_context *pipe,
          pipe_surface_reference(&src_surface, NULL);
       }
 #endif
-
-      dst_surface = screen->get_tex_surface(screen, dst, face, dstLevel, i,
-                                            PIPE_BIND_BLIT_DESTINATION);
-
-      src_surface = screen->get_tex_surface(screen, src, face, srcLevel, i,
-                                            PIPE_BIND_BLIT_SOURCE);
-
-      pipe->surface_copy(pipe,
-                         dst_surface,
-                         0, 0, /* destX, Y */
-                         src_surface,
-                         0, 0, /* srcX, Y */
-                         width, height);
-
-      pipe_surface_reference(&src_surface, NULL);
-      pipe_surface_reference(&dst_surface, NULL);
+      srcsub.level = srcLevel;
+
+      pipe->resource_copy_region(pipe,
+                                 dst,
+                                 dstsub,
+                                 0, 0, i,/* destX, Y, Z */
+                                 src,
+                                 srcsub,
+                                 0, 0, i,/* srcX, Y, Z */
+                                 width, height);
    }
 }