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authorKeith Whitwell <[email protected]>2009-01-11 16:19:21 +0000
committerKeith Whitwell <[email protected]>2009-01-11 16:19:21 +0000
commite37a3aed95ea91a7ddbabc4bed1fac7c451fe695 (patch)
tree9efa59fb8015a58146d7a50a3b6039e5fbe3a60d /src/gallium/drivers/nv40/nv40_miptree.c
parent61e843ff4bf9b9e8c4a7a8a485cee852a4f1dd86 (diff)
parent83a525af95bbb8012b9d7ee6b766621d6bb2d701 (diff)
Merge commit 'origin/gallium-0.2' into gallium-xlib-rework
Diffstat (limited to 'src/gallium/drivers/nv40/nv40_miptree.c')
-rw-r--r--src/gallium/drivers/nv40/nv40_miptree.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/src/gallium/drivers/nv40/nv40_miptree.c b/src/gallium/drivers/nv40/nv40_miptree.c
index b68967c07fd..00ce6be985a 100644
--- a/src/gallium/drivers/nv40/nv40_miptree.c
+++ b/src/gallium/drivers/nv40/nv40_miptree.c
@@ -57,6 +57,8 @@ nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
{
struct pipe_winsys *ws = pscreen->winsys;
struct nv40_miptree *mt;
+ unsigned buf_usage = PIPE_BUFFER_USAGE_PIXEL |
+ NOUVEAU_BUFFER_USAGE_TEXTURE;
mt = MALLOC(sizeof(struct nv40_miptree));
if (!mt)
@@ -75,25 +77,27 @@ nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
if (pt->tex_usage & (PIPE_TEXTURE_USAGE_PRIMARY |
PIPE_TEXTURE_USAGE_DISPLAY_TARGET))
mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+ else
+ if (pt->tex_usage & PIPE_TEXTURE_USAGE_DYNAMIC)
+ mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
else {
switch (pt->format) {
/* TODO: Figure out which formats can be swizzled */
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_X8R8G8B8_UNORM:
- /* XXX: Re-enable when SIFM size limits are fixed */
- /*case PIPE_FORMAT_R16_SNORM:*/
+ case PIPE_FORMAT_R16_SNORM:
break;
default:
mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
}
}
+ if (pt->tex_usage & PIPE_TEXTURE_USAGE_DYNAMIC)
+ buf_usage |= PIPE_BUFFER_USAGE_CPU_READ_WRITE;
+
nv40_miptree_layout(mt);
- mt->buffer = ws->buffer_create(ws, 256,
- PIPE_BUFFER_USAGE_PIXEL |
- NOUVEAU_BUFFER_USAGE_TEXTURE,
- mt->total_size);
+ mt->buffer = ws->buffer_create(ws, 256, buf_usage, mt->total_size);
if (!mt->buffer) {
FREE(mt);
return NULL;