early-access version 1959
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@@ -68,7 +68,6 @@ void nvhost_nvdec::OnOpen(DeviceFD fd) {}
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void nvhost_nvdec::OnClose(DeviceFD fd) {
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LOG_INFO(Service_NVDRV, "NVDEC video stream ended");
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system.GPU().ClearCdmaInstance();
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system.GPU().MemoryManager().InvalidateQueuedCaches();
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}
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} // namespace Service::Nvidia::Devices
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@@ -166,8 +166,6 @@ NvResult nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vecto
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LOG_ERROR(Service_NVDRV, "failed to map size={}", object->size);
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} else {
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cmd_buffer.map_address = object->dma_map_addr;
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AddBufferMap(object->dma_map_addr, object->size, object->addr,
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object->status == nvmap::Object::Status::Allocated);
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}
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}
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std::memcpy(output.data(), ¶ms, sizeof(IoctlMapBuffer));
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@@ -178,35 +176,10 @@ NvResult nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vecto
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}
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NvResult nvhost_nvdec_common::UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output) {
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IoctlMapBuffer params{};
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std::memcpy(¶ms, input.data(), sizeof(IoctlMapBuffer));
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std::vector<MapBufferEntry> cmd_buffer_handles(params.num_entries);
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SliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer));
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auto& gpu = system.GPU();
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for (auto& cmd_buffer : cmd_buffer_handles) {
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const auto object{nvmap_dev->GetObject(cmd_buffer.map_handle)};
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if (!object) {
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LOG_ERROR(Service_NVDRV, "invalid cmd_buffer nvmap_handle={:X}", cmd_buffer.map_handle);
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std::memcpy(output.data(), ¶ms, output.size());
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return NvResult::InvalidState;
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}
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if (const auto size{RemoveBufferMap(object->dma_map_addr)}; size) {
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if (vic_device) {
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// UnmapVicFrame defers texture_cache invalidation of the frame address until
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// the stream is over
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gpu.MemoryManager().UnmapVicFrame(object->dma_map_addr, *size);
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} else {
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gpu.MemoryManager().Unmap(object->dma_map_addr, *size);
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}
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} else {
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// This occurs quite frequently, however does not seem to impact functionality
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LOG_DEBUG(Service_NVDRV, "invalid offset=0x{:X} dma=0x{:X}", object->addr,
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object->dma_map_addr);
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}
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object->dma_map_addr = 0;
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}
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// This is intentionally left stubbed.
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// By unmapping GPU buffers here, we break the continuity of the VP9 reference frame addresses,
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// and risk invalidating data before the async GPU thread is done with it
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LOG_DEBUG(Service_NVDRV, "(STUBBED) called");
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std::memset(output.data(), 0, output.size());
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return NvResult::Success;
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}
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@@ -218,33 +191,4 @@ NvResult nvhost_nvdec_common::SetSubmitTimeout(const std::vector<u8>& input,
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return NvResult::Success;
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}
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std::optional<nvhost_nvdec_common::BufferMap> nvhost_nvdec_common::FindBufferMap(
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GPUVAddr gpu_addr) const {
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const auto it = std::find_if(
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buffer_mappings.begin(), buffer_mappings.upper_bound(gpu_addr), [&](const auto& entry) {
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return (gpu_addr >= entry.second.StartAddr() && gpu_addr < entry.second.EndAddr());
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});
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ASSERT(it != buffer_mappings.end());
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return it->second;
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}
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void nvhost_nvdec_common::AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr,
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bool is_allocated) {
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buffer_mappings.insert_or_assign(gpu_addr, BufferMap{gpu_addr, size, cpu_addr, is_allocated});
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}
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std::optional<std::size_t> nvhost_nvdec_common::RemoveBufferMap(GPUVAddr gpu_addr) {
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const auto iter{buffer_mappings.find(gpu_addr)};
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if (iter == buffer_mappings.end()) {
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return std::nullopt;
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}
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std::size_t size = 0;
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if (iter->second.IsAllocated()) {
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size = iter->second.Size();
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}
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buffer_mappings.erase(iter);
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return size;
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}
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} // namespace Service::Nvidia::Devices
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@@ -23,45 +23,6 @@ public:
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~nvhost_nvdec_common() override;
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protected:
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class BufferMap final {
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public:
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constexpr BufferMap() = default;
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constexpr BufferMap(GPUVAddr start_addr_, std::size_t size_)
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: start_addr{start_addr_}, end_addr{start_addr_ + size_} {}
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constexpr BufferMap(GPUVAddr start_addr_, std::size_t size_, VAddr cpu_addr_,
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bool is_allocated_)
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: start_addr{start_addr_}, end_addr{start_addr_ + size_}, cpu_addr{cpu_addr_},
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is_allocated{is_allocated_} {}
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constexpr VAddr StartAddr() const {
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return start_addr;
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}
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constexpr VAddr EndAddr() const {
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return end_addr;
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}
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constexpr std::size_t Size() const {
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return end_addr - start_addr;
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}
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constexpr VAddr CpuAddr() const {
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return cpu_addr;
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}
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constexpr bool IsAllocated() const {
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return is_allocated;
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}
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private:
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GPUVAddr start_addr{};
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GPUVAddr end_addr{};
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VAddr cpu_addr{};
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bool is_allocated{};
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};
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struct IoctlSetNvmapFD {
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s32_le nvmap_fd{};
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};
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@@ -154,18 +115,11 @@ protected:
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NvResult UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output);
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NvResult SetSubmitTimeout(const std::vector<u8>& input, std::vector<u8>& output);
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std::optional<BufferMap> FindBufferMap(GPUVAddr gpu_addr) const;
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void AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr, bool is_allocated);
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std::optional<std::size_t> RemoveBufferMap(GPUVAddr gpu_addr);
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s32_le nvmap_fd{};
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u32_le submit_timeout{};
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bool vic_device{};
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std::shared_ptr<nvmap> nvmap_dev;
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SyncpointManager& syncpoint_manager;
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std::array<u32, MaxSyncPoints> device_syncpoints{};
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// This is expected to be ordered, therefore we must use a map, not unordered_map
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std::map<GPUVAddr, BufferMap> buffer_mappings;
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};
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}; // namespace Devices
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} // namespace Service::Nvidia
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@@ -12,9 +12,8 @@
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namespace Service::Nvidia::Devices {
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nvhost_vic::nvhost_vic(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
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SyncpointManager& syncpoint_manager_)
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: nvhost_nvdec_common(system_, std::move(nvmap_dev_), syncpoint_manager_) {
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vic_device = true;
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}
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: nvhost_nvdec_common{system_, std::move(nvmap_dev_), syncpoint_manager_} {}
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nvhost_vic::~nvhost_vic() = default;
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NvResult nvhost_vic::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
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