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authorBen Skeggs <bskeggs@redhat.com>2009-02-20 09:32:47 +1000
committerBen Skeggs <bskeggs@redhat.com>2009-02-20 09:43:24 +1000
commit63a3a3762c8e1a67666d36b35fdb0ada8e4b7d08 (patch)
treed44240582f82712c446a1116afcc15d47b30ef7a /src/gallium/drivers/nv50/nv50_miptree.c
parent9c9fcc83c03c8f944236a892d96305e98f0bffdd (diff)
nv50: rework for texture_transfer changes
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_miptree.c')
-rw-r--r--src/gallium/drivers/nv50/nv50_miptree.c119
1 files changed, 3 insertions, 116 deletions
diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c
index 91091d53f5..24a68b7235 100644
--- a/src/gallium/drivers/nv50/nv50_miptree.c
+++ b/src/gallium/drivers/nv50/nv50_miptree.c
@@ -72,7 +72,7 @@ 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);
@@ -88,7 +88,6 @@ 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;
@@ -123,30 +122,13 @@ nv50_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
mt->base.refcount = 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);
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)
{
@@ -162,79 +144,6 @@ nv50_miptree_release(struct pipe_screen *pscreen, struct pipe_texture **ppt)
}
}
-void
-nv50_miptree_sync(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_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);
-
- pscreen->tex_surface_release(pscreen, &dst);
- pscreen->tex_surface_release(pscreen, &src);
-}
-
static struct pipe_surface *
nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
unsigned face, unsigned level, unsigned zslice,
@@ -260,35 +169,13 @@ 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;
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;
}