#include "fd5_resource.h"
-/* indexed by cpp: */
-static const struct {
- unsigned pitchalign;
- unsigned heightalign;
-} tile_alignment[] = {
- [1] = { 128, 32 },
- [2] = { 128, 16 },
- [3] = { 128, 16 },
- [4] = { 64, 16 },
- [8] = { 64, 16 },
- [12] = { 64, 16 },
- [16] = { 64, 16 },
-};
-
-/* NOTE: good way to test this is: (for example)
- * piglit/bin/texelFetch fs sampler2D 100x100x1-100x300x1
- */
-static uint32_t
-setup_slices(struct fd_resource *rsc, uint32_t alignment, enum pipe_format format)
-{
- struct pipe_resource *prsc = &rsc->base;
- enum util_format_layout layout = util_format_description(format)->layout;
- uint32_t pitchalign;
- uint32_t heightalign;
- uint32_t level, size = 0;
- uint32_t width = prsc->width0;
- uint32_t height = prsc->height0;
- uint32_t depth = prsc->depth0;
- /* in layer_first layout, the level (slice) contains just one
- * layer (since in fact the layer contains the slices)
- */
- uint32_t layers_in_level = rsc->layout.layer_first ? 1 : prsc->array_size;
-
- heightalign = tile_alignment[rsc->layout.cpp].heightalign;
-
- for (level = 0; level <= prsc->last_level; level++) {
- struct fdl_slice *slice = fd_resource_slice(rsc, level);
- uint32_t aligned_height = height;
- uint32_t blocks;
-
- if (fd_resource_tile_mode(prsc, level)) {
- pitchalign = tile_alignment[rsc->layout.cpp].pitchalign;
- aligned_height = align(aligned_height, heightalign);
- } else {
- pitchalign = 64;
-
- /* The blits used for mem<->gmem work at a granularity of
- * 32x32, which can cause faults due to over-fetch on the
- * last level. The simple solution is to over-allocate a
- * bit the last level to ensure any over-fetch is harmless.
- * The pitch is already sufficiently aligned, but height
- * may not be:
- */
- if ((level == prsc->last_level) && (prsc->target != PIPE_BUFFER))
- aligned_height = align(aligned_height, 32);
- }
-
- unsigned pitch_pixels;
- if (layout == UTIL_FORMAT_LAYOUT_ASTC)
- pitch_pixels =
- util_align_npot(width, pitchalign * util_format_get_blockwidth(format));
- else
- pitch_pixels = align(width, pitchalign);
-
- slice->offset = size;
- blocks = util_format_get_nblocks(format, pitch_pixels, aligned_height);
- slice->pitch = util_format_get_nblocksx(format, pitch_pixels) *
- rsc->layout.cpp;
-
- /* 1d array and 2d array textures must all have the same layer size
- * for each miplevel on a3xx. 3d textures can have different layer
- * sizes for high levels, but the hw auto-sizer is buggy (or at least
- * different than what this code does), so as soon as the layer size
- * range gets into range, we stop reducing it.
- */
- if (prsc->target == PIPE_TEXTURE_3D && (
- level == 1 ||
- (level > 1 && fd_resource_slice(rsc, level - 1)->size0 > 0xf000)))
- slice->size0 = align(blocks * rsc->layout.cpp, alignment);
- else if (level == 0 || rsc->layout.layer_first || alignment == 1)
- slice->size0 = align(blocks * rsc->layout.cpp, alignment);
- else
- slice->size0 = fd_resource_slice(rsc, level - 1)->size0;
-
- size += slice->size0 * depth * layers_in_level;
-
- width = u_minify(width, 1);
- height = u_minify(height, 1);
- depth = u_minify(depth, 1);
- }
-
- return size;
-}
-
static void
setup_lrz(struct fd_resource *rsc)
{
uint32_t
fd5_setup_slices(struct fd_resource *rsc)
{
- uint32_t alignment;
+ struct pipe_resource *prsc = &rsc->base;
if ((fd_mesa_debug & FD_DBG_LRZ) && has_depth(rsc->base.format))
setup_lrz(rsc);
- switch (rsc->base.target) {
- case PIPE_TEXTURE_3D:
- rsc->layout.layer_first = false;
- alignment = 4096;
- break;
- default:
- rsc->layout.layer_first = true;
- alignment = 1;
- break;
- }
+ fdl5_layout(&rsc->layout, prsc->format, fd_resource_nr_samples(prsc),
+ prsc->width0, prsc->height0, prsc->depth0,
+ prsc->last_level + 1, prsc->array_size,
+ prsc->target == PIPE_TEXTURE_3D);
- return setup_slices(rsc, alignment, rsc->base.format);
+ return rsc->layout.size;
}
projects / mesa.git / blobdiff