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video_core/memory_manager: Make FindFreeRegion() a const member function
This doesn't modify internal state, so it can be made a const member function.
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9dec087fca
commit
085b388a7a
2 changed files with 10 additions and 9 deletions
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@ -77,16 +77,17 @@ GPUVAddr MemoryManager::UnmapBuffer(GPUVAddr gpu_addr, u64 size) {
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return gpu_addr;
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return gpu_addr;
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}
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}
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GPUVAddr MemoryManager::FindFreeRegion(GPUVAddr region_start, u64 size) {
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GPUVAddr MemoryManager::FindFreeRegion(GPUVAddr region_start, u64 size) const {
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// Find the first Free VMA.
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// Find the first Free VMA.
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const VMAHandle vma_handle{std::find_if(vma_map.begin(), vma_map.end(), [&](const auto& vma) {
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const VMAHandle vma_handle{
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if (vma.second.type != VirtualMemoryArea::Type::Unmapped) {
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std::find_if(vma_map.begin(), vma_map.end(), [region_start, size](const auto& vma) {
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return false;
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if (vma.second.type != VirtualMemoryArea::Type::Unmapped) {
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}
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return false;
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}
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const VAddr vma_end{vma.second.base + vma.second.size};
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const VAddr vma_end{vma.second.base + vma.second.size};
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return vma_end > region_start && vma_end >= region_start + size;
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return vma_end > region_start && vma_end >= region_start + size;
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})};
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})};
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if (vma_handle == vma_map.end()) {
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if (vma_handle == vma_map.end()) {
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return {};
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return {};
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@ -127,7 +127,7 @@ private:
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void UpdatePageTableForVMA(const VirtualMemoryArea& vma);
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void UpdatePageTableForVMA(const VirtualMemoryArea& vma);
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/// Finds a free (unmapped region) of the specified size starting at the specified address.
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/// Finds a free (unmapped region) of the specified size starting at the specified address.
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GPUVAddr FindFreeRegion(GPUVAddr region_start, u64 size);
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GPUVAddr FindFreeRegion(GPUVAddr region_start, u64 size) const;
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private:
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private:
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static constexpr u64 page_bits{16};
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static constexpr u64 page_bits{16};
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