99 lines
3.3 KiB
C
99 lines
3.3 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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#include "v3dv_private.h"
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#include "broadcom/common/v3d_macros.h"
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#include "broadcom/cle/v3dx_pack.h"
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#include "broadcom/compiler/v3d_compiler.h"
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/*
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* Returns how much space a given descriptor type needs on a bo (GPU
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* memory).
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*/
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uint32_t
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v3dX(descriptor_bo_size)(VkDescriptorType type)
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{
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switch(type) {
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case VK_DESCRIPTOR_TYPE_SAMPLER:
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return cl_aligned_packet_length(SAMPLER_STATE, 32);
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case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
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return cl_aligned_packet_length(SAMPLER_STATE, 32) +
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cl_aligned_packet_length(TEXTURE_SHADER_STATE, 32);
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case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
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case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
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case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
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case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
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case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
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return cl_aligned_packet_length(TEXTURE_SHADER_STATE, 32);
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default:
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return 0;
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}
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}
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/* To compute the max_bo_size we want to iterate through the descriptor
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* types. Unfourtunately we can't just use the descriptor type enum values, as
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* the values are not defined consecutively (so extensions could add new
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* descriptor types), and VK_DESCRIPTOR_TYPE_MAX_ENUM is also a really big
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* number.
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*/
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static const uint32_t supported_descriptor_types[] = {
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VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
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VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
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VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC,
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VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC,
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VK_DESCRIPTOR_TYPE_SAMPLER,
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VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE,
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VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
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VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT,
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VK_DESCRIPTOR_TYPE_STORAGE_IMAGE,
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VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER,
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VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER,
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};
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uint32_t
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v3dX(max_descriptor_bo_size)(void)
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{
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static uint32_t max = 0;
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if (max == 0) {
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for (uint32_t i = 0; i < ARRAY_SIZE(supported_descriptor_types); i++)
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max = MAX2(max, v3dX(descriptor_bo_size)(supported_descriptor_types[i]));
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}
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assert(max != 0);
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return max;
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}
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uint32_t
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v3dX(combined_image_sampler_texture_state_offset)(void)
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{
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return 0;
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}
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uint32_t
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v3dX(combined_image_sampler_sampler_state_offset)(void)
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{
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return cl_aligned_packet_length(TEXTURE_SHADER_STATE, 32);
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}
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