a5xx: improve 3d texture sampling

At least the first level works now. Eventually the later levels stop
working, there appears to be some alignment issue. But this improves the
situation immensely.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Acked-by: Rob Clark <robdclark@gmail.com>

diff --git a/src/gallium/drivers/freedreno/a5xx/fd5_texture.c b/src/gallium/drivers/freedreno/a5xx/fd5_texture.c
index a546cfc..87b69ea 100644 (file)
--- a/src/gallium/drivers/freedreno/a5xx/fd5_texture.c
+++ b/src/gallium/drivers/freedreno/a5xx/fd5_texture.c
@@ -221,7 +221,6 @@ fd5_sampler_view_create(struct pipe_context *pctx, struct pipe_resource *prsc,
        struct fd5_pipe_sampler_view *so = CALLOC_STRUCT(fd5_pipe_sampler_view);
        struct fd_resource *rsc = fd_resource(prsc);
        unsigned lvl, layers;
-       uint32_t sz2 = 0;
 
        if (!so)
                return NULL;
@@ -298,8 +297,6 @@ fd5_sampler_view_create(struct pipe_context *pctx, struct pipe_resource *prsc,
                        A5XX_TEX_CONST_5_DEPTH(layers / 6);
                break;
        case PIPE_TEXTURE_3D:
-               while (lvl < cso->u.tex.last_level && sz2 != rsc->slices[lvl+1].size0)
-                       sz2 = rsc->slices[++lvl].size0;
                so->texconst3 =
                        A5XX_TEX_CONST_3_ARRAY_PITCH(rsc->slices[lvl].size0);
                so->texconst5 =