diff options
Diffstat (limited to 'src/gallium/drivers/nv40/nv40_miptree.c')
| -rw-r--r-- | src/gallium/drivers/nv40/nv40_miptree.c | 16 |
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 b68967c07f..00ce6be985 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; |