diff options
| author | Ilia Mirkin <imirkin@alum.mit.edu> | 2015-07-20 00:19:56 -0400 |
|---|---|---|
| committer | Emil Velikov <emil.l.velikov@gmail.com> | 2015-07-22 17:09:40 +0100 |
| commit | 954c18fb5c95c125ef43a88b55af620dca32e829 (patch) | |
| tree | 08cc11b7a27b04433e977732cbfc0d779970915e | |
| parent | 2a77b82a92494d91e90b516ad5fed8e6e0a10a6b (diff) | |
| download | mesa-954c18fb5c95c125ef43a88b55af620dca32e829.tar.gz | |
nv50: fix max level clamping on G80
It appears that the G80 did not have support for the sampler view
first/last clamping. Put the view's last level in the place of the
texture's so that it doesn't go past what the sampler view allows.
Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: mesa-stable@lists.freedesktop.org
(cherry picked from commit 801d41fa43eba996c6bd7c071282ad15e51609d3)
| -rw-r--r-- | src/gallium/drivers/nouveau/nv50/nv50_tex.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_tex.c b/src/gallium/drivers/nouveau/nv50/nv50_tex.c index d69c8d6ff0d..17ae27fa85d 100644 --- a/src/gallium/drivers/nouveau/nv50/nv50_tex.c +++ b/src/gallium/drivers/nouveau/nv50/nv50_tex.c @@ -71,6 +71,7 @@ nv50_create_texture_view(struct pipe_context *pipe, uint32_t flags, enum pipe_texture_target target) { + const uint32_t class_3d = nouveau_context(pipe)->screen->class_3d; const struct util_format_description *desc; uint64_t addr; uint32_t *tic; @@ -201,11 +202,17 @@ nv50_create_texture_view(struct pipe_context *pipe, tic[5] = (mt->base.base.height0 << mt->ms_y) & 0xffff; tic[5] |= depth << 16; - tic[5] |= mt->base.base.last_level << NV50_TIC_5_LAST_LEVEL__SHIFT; + if (class_3d > NV50_3D_CLASS) + tic[5] |= mt->base.base.last_level << NV50_TIC_5_LAST_LEVEL__SHIFT; + else + tic[5] |= view->pipe.u.tex.last_level << NV50_TIC_5_LAST_LEVEL__SHIFT; tic[6] = (mt->ms_x > 1) ? 0x88000000 : 0x03000000; /* sampling points */ - tic[7] = (view->pipe.u.tex.last_level << 4) | view->pipe.u.tex.first_level; + if (class_3d > NV50_3D_CLASS) + tic[7] = (view->pipe.u.tex.last_level << 4) | view->pipe.u.tex.first_level; + else + tic[7] = 0; if (unlikely(!(tic[2] & NV50_TIC_2_NORMALIZED_COORDS))) if (mt->base.base.last_level) |