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cb9d079739
We can use the actual bpp of each color attachment to compute real tile memory requirements, which may allow us to choose a larger tile size configuration than in V3D 4.2 in certain scenarios. Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25450>
82 lines
2.7 KiB
C
82 lines
2.7 KiB
C
/*
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* Copyright © 2021 Raspberry Pi Ltd
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef V3D_UTIL_H
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#define V3D_UTIL_H
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#include "util/macros.h"
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#include "common/v3d_device_info.h"
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#include "compiler/shader_enums.h"
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#include "util/format/u_formats.h"
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uint32_t
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v3d_csd_choose_workgroups_per_supergroup(struct v3d_device_info *devinfo,
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bool has_subgroups,
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bool has_tsy_barrier,
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uint32_t threads,
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uint32_t num_wgs,
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uint32_t wg_size);
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void
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v3d_choose_tile_size(const struct v3d_device_info *devinfo,
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uint32_t color_attachment_count,
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uint32_t max_internal_bpp,
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uint32_t total_color_bpp,
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bool msaa,
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bool double_buffer,
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uint32_t *width,
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uint32_t *height);
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uint32_t
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v3d_translate_pipe_swizzle(enum pipe_swizzle swizzle);
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uint32_t
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v3d_hw_prim_type(enum mesa_prim prim_type);
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uint32_t
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v3d_internal_bpp_words(uint32_t internal_bpp);
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/* Some configuration packets want the size on log2, but starting at 0 for
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* size 8.
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*/
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static inline uint8_t
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log2_tile_size(uint32_t size)
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{
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switch(size) {
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case 8:
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return 0;
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case 16:
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return 1;
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case 32:
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return 2;
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case 64:
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return 3;
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default:
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unreachable("Unsupported tile width/height");
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}
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}
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uint32_t
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v3d_compute_rt_row_row_stride_128_bits(uint32_t tile_width,
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uint32_t bpp);
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#endif
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