nouveau: Work around nv04-nv40 miptrees not matching nouveau_miptree.

Thanks to Bob Gleitsmann for the patch.

I'll clean this up in a better way later if noone else beats me to it.

src/gallium/drivers/nv04/nv04_miptree.c

@@ -55,7 +55,7 @@ nv04_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
 		FREE(mt);
 		return NULL;
 	}
-	
+	mt->bo = nouveau_bo(mt->buffer);
 	return &mt->base;
 }
 
@@ -81,6 +81,7 @@ nv04_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
 	mt->level[0].image_offset = CALLOC(1, sizeof(unsigned));
 
 	pipe_buffer_reference(&mt->buffer, pb);
+	mt->bo = nouveau_bo(mt->buffer);
 	return &mt->base;
 }
 

src/gallium/drivers/nv04/nv04_state.h

@@ -31,6 +31,7 @@ struct nv04_rasterizer_state {
 
 struct nv04_miptree {
 	struct pipe_texture base;
+	struct nouveau_bo *bo;
 
 	struct pipe_buffer *buffer;
 	uint total_size;

src/gallium/drivers/nv10/nv10_miptree.c

@@ -67,6 +67,7 @@ nv10_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
 	mt->level[0].image_offset = CALLOC(1, sizeof(unsigned));
 
 	pipe_buffer_reference(&mt->buffer, pb);
+	mt->bo = nouveau_bo(mt->buffer);
 	return &mt->base;
 }
 
@@ -90,6 +91,7 @@ nv10_miptree_create(struct pipe_screen *screen, const struct pipe_texture *pt)
 		FREE(mt);
 		return NULL;
 	}
+	mt->bo = nouveau_bo(mt->buffer);
 	
 	return &mt->base;
 }

src/gallium/drivers/nv10/nv10_state.h

@@ -126,6 +126,7 @@ struct nv10_depth_stencil_alpha_state {
 
 struct nv10_miptree {
 	struct pipe_texture base;
+	struct nouveau_bo *bo;
 
 	struct pipe_buffer *buffer;
 	uint total_size;

src/gallium/drivers/nv20/nv20_miptree.c

@@ -77,6 +77,7 @@ nv20_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
 	mt->level[0].image_offset = CALLOC(1, sizeof(unsigned));
 
 	pipe_buffer_reference(&mt->buffer, pb);
+	mt->bo = nouveau_bo(mt->buffer);
 	return &mt->base;
 }
 
@@ -132,6 +133,7 @@ nv20_miptree_create(struct pipe_screen *screen, const struct pipe_texture *pt)
 		FREE(mt);
 		return NULL;
 	}
+	mt->bo = nouveau_bo(mt->buffer);
 	
 	return &mt->base;
 }

src/gallium/drivers/nv20/nv20_state.h

@@ -126,6 +126,7 @@ struct nv20_depth_stencil_alpha_state {
 
 struct nv20_miptree {
 	struct pipe_texture base;
+	struct nouveau_bo *bo;
 
 	struct pipe_buffer *buffer;
 	uint total_size;

src/gallium/drivers/nv30/nv30_miptree.c

@@ -115,6 +115,7 @@ nv30_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
 		FREE(mt);
 		return NULL;
 	}
+	mt->bo = nouveau_bo(mt->buffer);
 
 	return &mt->base;
 }
@@ -144,6 +145,7 @@ nv30_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
 	mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
 
 	pipe_buffer_reference(&mt->buffer, pb);
+	mt->bo = nouveau_bo(mt->buffer);
 	return &mt->base;
 }
 

src/gallium/drivers/nv30/nv30_state.h

@@ -72,6 +72,7 @@ struct nv30_fragment_program {
 
 struct nv30_miptree {
 	struct pipe_texture base;
+	struct nouveau_bo *bo;
 
 	struct pipe_buffer *buffer;
 	uint total_size;

src/gallium/drivers/nv40/nv40_miptree.c

@@ -5,6 +5,8 @@
 
 #include "nv40_context.h"
 
+
+
 static void
 nv40_miptree_layout(struct nv40_miptree *mt)
 {
@@ -109,7 +111,7 @@ nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
 		FREE(mt);
 		return NULL;
 	}
-
+	mt->bo = nouveau_bo(mt->buffer);
 	return &mt->base;
 }
 
@@ -138,6 +140,7 @@ nv40_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
 	mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
 
 	pipe_buffer_reference(&mt->buffer, pb);
+	mt->bo = nouveau_bo(mt->buffer);
 	return &mt->base;
 }
 

src/gallium/drivers/nv40/nv40_state.h

@@ -75,6 +75,7 @@ struct nv40_fragment_program {
 
 struct nv40_miptree {
 	struct pipe_texture base;
+	struct nouveau_bo *bo;
 
 	struct pipe_buffer *buffer;
 	uint total_size;