1 files changed, 17 insertions, 143 deletions

diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c
index 91091d53f57..dc4688ccdc4 100644
--- a/src/gallium/drivers/nv50/nv50_miptree.c
+++ b/src/gallium/drivers/nv50/nv50_miptree.c
@@ -29,7 +29,6 @@
 static struct pipe_texture *
 nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp)
 {
-	struct pipe_winsys *ws = pscreen->winsys;
 	struct nv50_miptree *mt = CALLOC_STRUCT(nv50_miptree);
 	struct pipe_texture *pt = &mt->base;
 	unsigned usage, width = tmp->width[0], height = tmp->height[0];
@@ -37,7 +36,7 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp)
 	int i, l;
 
 	mt->base = *tmp;
-	mt->base.refcount = 1;
+	pipe_reference_init(&mt->base.reference, 1);
 	mt->base.screen = pscreen;
 
 	usage = PIPE_BUFFER_USAGE_PIXEL;
@@ -72,7 +71,7 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp)
 		pt->nblocksy[l] = pf_get_nblocksy(&pt->block, height);
 
 		lvl->image_offset = CALLOC(mt->image_nr, sizeof(int));
-		lvl->image = CALLOC(mt->image_nr, sizeof(struct pipe_buffer *));
+		lvl->pitch = align(pt->width[l] * pt->block.size, 64);
 
 		width = MAX2(1, width >> 1);
 		height = MAX2(1, height >> 1);
@@ -88,14 +87,13 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp)
 			size  = align(size, 64);
 			size *= align(pt->height[l], 8) * pt->block.size;
 
-			lvl->image[i] = ws->buffer_create(ws, 256, 0, size);
 			lvl->image_offset[i] = mt->total_size;
 
 			mt->total_size += size;
 		}
 	}
 
-	mt->buffer = ws->buffer_create(ws, 256, usage, mt->total_size);
+	mt->buffer = pscreen->buffer_create(pscreen, 256, usage, mt->total_size);
 	if (!mt->buffer) {
 		FREE(mt);
 		return NULL;
@@ -120,119 +118,23 @@ nv50_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
 		return NULL;
 
 	mt->base = *pt;
-	mt->base.refcount = 1;
+	pipe_reference_init(&mt->base.reference, 1);
 	mt->base.screen = pscreen;
 	mt->image_nr = 1;
+	mt->level[0].pitch = *stride;
 	mt->level[0].image_offset = CALLOC(1, sizeof(unsigned));
 
-	pipe_buffer_reference(pscreen, &mt->buffer, pb);
+	pipe_buffer_reference(&mt->buffer, pb);
 	return &mt->base;
 }
 
-static INLINE void
-mark_dirty(uint32_t *flags, unsigned image)
-{
-	flags[image / 32] |= (1 << (image % 32));
-}
-
-static INLINE void
-mark_clean(uint32_t *flags, unsigned image)
-{
-	flags[image / 32] &= ~(1 << (image % 32));
-}
-
-static INLINE int
-is_dirty(uint32_t *flags, unsigned image)
-{
-	return !!(flags[image / 32] & (1 << (image % 32)));
-}
-
 static void
-nv50_miptree_release(struct pipe_screen *pscreen, struct pipe_texture **ppt)
-{
-	struct pipe_texture *pt = *ppt;
-
-	*ppt = NULL;
-
-	if (--pt->refcount <= 0) {
-		struct nv50_miptree *mt = nv50_miptree(pt);
-
-		pipe_buffer_reference(pscreen, &mt->buffer, NULL);
-		FREE(mt);
-	}
-}
-
-void
-nv50_miptree_sync(struct pipe_screen *pscreen, struct nv50_miptree *mt,
-		  unsigned level, unsigned image)
+nv50_miptree_destroy(struct pipe_texture *pt)
 {
-	struct nv50_screen *nvscreen = nv50_screen(pscreen);
-	struct nv50_miptree_level *lvl = &mt->level[level];
-	struct pipe_surface *dst, *src;
-	unsigned face = 0, zslice = 0;
-
-	if (!is_dirty(lvl->image_dirty_cpu, image))
-		return;
-
-	if (mt->base.target == PIPE_TEXTURE_CUBE)
-		face = image;
-	else
-	if (mt->base.target == PIPE_TEXTURE_3D)
-		zslice = image;
-
-	/* Mark as clean already - so we don't continually call this function
-	 * trying to get a GPU_WRITE pipe_surface!
-	 */
-	mark_clean(lvl->image_dirty_cpu, image);
-
-	/* Pretend we're doing CPU access so we get the backing pipe_surface
-	 * and not a view into the larger miptree.
-	 */
-	src = pscreen->get_tex_surface(pscreen, &mt->base, face, level, zslice,
-				       PIPE_BUFFER_USAGE_CPU_READ);
-
-	/* Pretend we're only reading with the GPU so surface doesn't get marked
-	 * as dirtied by the GPU.
-	 */
-	dst = pscreen->get_tex_surface(pscreen, &mt->base, face, level, zslice,
-				       PIPE_BUFFER_USAGE_GPU_READ);
-
-	nv50_surface_do_copy(nvscreen, dst, 0, 0, src, 0, 0, dst->width, dst->height);
-
-	pscreen->tex_surface_release(pscreen, &dst);
-	pscreen->tex_surface_release(pscreen, &src);
-}
-
-/* The reverse of the above */
-static void
-nv50_miptree_sync_cpu(struct pipe_screen *pscreen, struct nv50_miptree *mt,
-		      unsigned level, unsigned image)
-{
-	struct nv50_screen *nvscreen = nv50_screen(pscreen);
-	struct nv50_miptree_level *lvl = &mt->level[level];
-	struct pipe_surface *dst, *src;
-	unsigned face = 0, zslice = 0;
-
-	if (!is_dirty(lvl->image_dirty_gpu, image))
-		return;
-
-	if (mt->base.target == PIPE_TEXTURE_CUBE)
-		face = image;
-	else
-	if (mt->base.target == PIPE_TEXTURE_3D)
-		zslice = image;
-
-	mark_clean(lvl->image_dirty_gpu, image);
-
-	src = pscreen->get_tex_surface(pscreen, &mt->base, face, level, zslice,
-				       PIPE_BUFFER_USAGE_GPU_READ);
-	dst = pscreen->get_tex_surface(pscreen, &mt->base, face, level, zslice,
-				       PIPE_BUFFER_USAGE_CPU_READ);
-
-	nv50_surface_do_copy(nvscreen, dst, 0, 0, src, 0, 0, dst->width, dst->height);
+	struct nv50_miptree *mt = nv50_miptree(pt);
 
-	pscreen->tex_surface_release(pscreen, &dst);
-	pscreen->tex_surface_release(pscreen, &src);
+        pipe_buffer_reference(&mt->buffer, NULL);
+        FREE(mt);
 }
 
 static struct pipe_surface *
@@ -260,52 +162,24 @@ nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
 	ps->format = pt->format;
 	ps->width = pt->width[level];
 	ps->height = pt->height[level];
-	ps->block = pt->block;
-	ps->nblocksx = pt->nblocksx[level];
-	ps->nblocksy = pt->nblocksy[level];
-	ps->stride = ps->width * ps->block.size;
 	ps->usage = flags;
 	ps->status = PIPE_SURFACE_STATUS_DEFINED;
-	ps->refcount = 1;
+	pipe_reference_init(&ps->reference, 1);
 	ps->face = face;
 	ps->level = level;
 	ps->zslice = zslice;
-
-	if (flags & PIPE_BUFFER_USAGE_CPU_READ_WRITE) {
-		assert(!(flags & PIPE_BUFFER_USAGE_GPU_READ_WRITE));
-		nv50_miptree_sync_cpu(pscreen, mt, level, img);
-
-		ps->offset = 0;
-		pipe_texture_reference(&ps->texture, pt);
-
-		if (flags & PIPE_BUFFER_USAGE_CPU_WRITE)
-			mark_dirty(lvl->image_dirty_cpu, img);
-	} else {
-		nv50_miptree_sync(pscreen, mt, level, img);
-
-		ps->offset = lvl->image_offset[img];
-		pipe_texture_reference(&ps->texture, pt);
-
-		if (flags & PIPE_BUFFER_USAGE_GPU_WRITE)
-			mark_dirty(lvl->image_dirty_gpu, img);
-	}
+	ps->offset = lvl->image_offset[img];
 
 	return ps;
 }
 
 static void
-nv50_miptree_surface_del(struct pipe_screen *pscreen,
-			 struct pipe_surface **psurface)
+nv50_miptree_surface_del(struct pipe_surface *ps)
 {
-	struct pipe_surface *ps = *psurface;
 	struct nv50_surface *s = nv50_surface(ps);
 
-	*psurface = NULL;
-
-	if (--ps->refcount <= 0) {
-		pipe_texture_reference(&ps->texture, NULL);
-		FREE(s);
-	}
+        pipe_texture_reference(&ps->texture, NULL);
+        FREE(s);
 }
 
 void
@@ -313,8 +187,8 @@ nv50_screen_init_miptree_functions(struct pipe_screen *pscreen)
 {
 	pscreen->texture_create = nv50_miptree_create;
 	pscreen->texture_blanket = nv50_miptree_blanket;
-	pscreen->texture_release = nv50_miptree_release;
+	pscreen->texture_destroy = nv50_miptree_destroy;
 	pscreen->get_tex_surface = nv50_miptree_surface_new;
-	pscreen->tex_surface_release = nv50_miptree_surface_del;
+	pscreen->tex_surface_destroy = nv50_miptree_surface_del;
 }