diff options
Diffstat (limited to 'src/core')
-rw-r--r-- | src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp | 85 |
1 files changed, 40 insertions, 45 deletions
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp index 98e6296f1..1403a39d0 100644 --- a/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp +++ b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp @@ -19,26 +19,29 @@ namespace Service::Nvidia::Devices { namespace { -// Splice vectors will copy count amount of type T from the input vector into the dst vector. +// Copies count amount of type T from the input vector into the dst vector. +// Returns the number of bytes written into dst. template <typename T> -std::size_t SpliceVectors(const std::vector<u8>& input, std::vector<T>& dst, std::size_t count, - std::size_t offset) { - if (!dst.empty()) { - std::memcpy(dst.data(), input.data() + offset, count * sizeof(T)); +std::size_t SliceVectors(const std::vector<u8>& input, std::vector<T>& dst, std::size_t count, + std::size_t offset) { + if (dst.empty()) { + return 0; } - return 0; + const size_t bytes_copied = count * sizeof(T); + std::memcpy(dst.data(), input.data() + offset, bytes_copied); + return bytes_copied; } -// Write vectors will write data to the output buffer +// Writes the data in src to an offset into the dst vector. The offset is specified in bytes +// Returns the number of bytes written into dst. template <typename T> std::size_t WriteVectors(std::vector<u8>& dst, const std::vector<T>& src, std::size_t offset) { if (src.empty()) { return 0; - } else { - std::memcpy(dst.data() + offset, src.data(), src.size() * sizeof(T)); - offset += src.size() * sizeof(T); - return offset; } + const size_t bytes_copied = src.size() * sizeof(T); + std::memcpy(dst.data() + offset, src.data(), bytes_copied); + return bytes_copied; } } // Anonymous namespace @@ -62,7 +65,6 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u LOG_DEBUG(Service_NVDRV, "called NVDEC Submit, cmd_buffer_count={}", params.cmd_buffer_count); // Instantiate param buffers - std::size_t offset = sizeof(IoctlSubmit); std::vector<CommandBuffer> command_buffers(params.cmd_buffer_count); std::vector<Reloc> relocs(params.relocation_count); std::vector<u32> reloc_shifts(params.relocation_count); @@ -70,13 +72,14 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u std::vector<SyncptIncr> wait_checks(params.syncpoint_count); std::vector<Fence> fences(params.fence_count); - // Splice input into their respective buffers - offset = SpliceVectors(input, command_buffers, params.cmd_buffer_count, offset); - offset = SpliceVectors(input, relocs, params.relocation_count, offset); - offset = SpliceVectors(input, reloc_shifts, params.relocation_count, offset); - offset = SpliceVectors(input, syncpt_increments, params.syncpoint_count, offset); - offset = SpliceVectors(input, wait_checks, params.syncpoint_count, offset); - offset = SpliceVectors(input, fences, params.fence_count, offset); + // Slice input into their respective buffers + std::size_t offset = sizeof(IoctlSubmit); + offset += SliceVectors(input, command_buffers, params.cmd_buffer_count, offset); + offset += SliceVectors(input, relocs, params.relocation_count, offset); + offset += SliceVectors(input, reloc_shifts, params.relocation_count, offset); + offset += SliceVectors(input, syncpt_increments, params.syncpoint_count, offset); + offset += SliceVectors(input, wait_checks, params.syncpoint_count, offset); + offset += SliceVectors(input, fences, params.fence_count, offset); auto& gpu = system.GPU(); if (gpu.UseNvdec()) { @@ -88,35 +91,27 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u } } for (const auto& cmd_buffer : command_buffers) { - auto object = nvmap_dev->GetObject(cmd_buffer.memory_id); + const auto object = nvmap_dev->GetObject(cmd_buffer.memory_id); ASSERT_OR_EXECUTE(object, return NvResult::InvalidState;); - const auto map = FindBufferMap(object->dma_map_addr); - if (!map) { - LOG_ERROR(Service_NVDRV, "Tried to submit an invalid offset 0x{:X} dma 0x{:X}", - object->addr, object->dma_map_addr); - return NvResult::Success; - } Tegra::ChCommandHeaderList cmdlist(cmd_buffer.word_count); - gpu.MemoryManager().ReadBlock(map->StartAddr() + cmd_buffer.offset, cmdlist.data(), - cmdlist.size() * sizeof(u32)); + system.Memory().ReadBlock(object->addr + cmd_buffer.offset, cmdlist.data(), + cmdlist.size() * sizeof(u32)); gpu.PushCommandBuffer(cmdlist); } if (gpu.UseNvdec()) { - fences[0].value = syncpoint_manager.IncreaseSyncpoint(fences[0].id, 1); - Tegra::ChCommandHeaderList cmdlist{{(4 << 28) | fences[0].id}}; gpu.PushCommandBuffer(cmdlist); } std::memcpy(output.data(), ¶ms, sizeof(IoctlSubmit)); // Some games expect command_buffers to be written back offset = sizeof(IoctlSubmit); - offset = WriteVectors(output, command_buffers, offset); - offset = WriteVectors(output, relocs, offset); - offset = WriteVectors(output, reloc_shifts, offset); - offset = WriteVectors(output, syncpt_increments, offset); - offset = WriteVectors(output, wait_checks, offset); - offset = WriteVectors(output, fences, offset); + offset += WriteVectors(output, command_buffers, offset); + offset += WriteVectors(output, relocs, offset); + offset += WriteVectors(output, reloc_shifts, offset); + offset += WriteVectors(output, syncpt_increments, offset); + offset += WriteVectors(output, wait_checks, offset); + offset += WriteVectors(output, fences, offset); return NvResult::Success; } @@ -148,14 +143,14 @@ NvResult nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vecto std::memcpy(¶ms, input.data(), sizeof(IoctlMapBuffer)); std::vector<MapBufferEntry> cmd_buffer_handles(params.num_entries); - SpliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer)); + SliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer)); auto& gpu = system.GPU(); - for (auto& cmf_buff : cmd_buffer_handles) { - auto object{nvmap_dev->GetObject(cmf_buff.map_handle)}; + for (auto& cmd_buffer : cmd_buffer_handles) { + auto object{nvmap_dev->GetObject(cmd_buffer.map_handle)}; if (!object) { - LOG_ERROR(Service_NVDRV, "invalid cmd_buffer nvmap_handle={:X}", cmf_buff.map_handle); + LOG_ERROR(Service_NVDRV, "invalid cmd_buffer nvmap_handle={:X}", cmd_buffer.map_handle); std::memcpy(output.data(), ¶ms, output.size()); return NvResult::InvalidState; } @@ -170,7 +165,7 @@ NvResult nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vecto if (!object->dma_map_addr) { LOG_ERROR(Service_NVDRV, "failed to map size={}", object->size); } else { - cmf_buff.map_address = object->dma_map_addr; + cmd_buffer.map_address = object->dma_map_addr; AddBufferMap(object->dma_map_addr, object->size, object->addr, object->status == nvmap::Object::Status::Allocated); } @@ -186,14 +181,14 @@ NvResult nvhost_nvdec_common::UnmapBuffer(const std::vector<u8>& input, std::vec IoctlMapBuffer params{}; std::memcpy(¶ms, input.data(), sizeof(IoctlMapBuffer)); std::vector<MapBufferEntry> cmd_buffer_handles(params.num_entries); - SpliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer)); + SliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer)); auto& gpu = system.GPU(); - for (auto& cmf_buff : cmd_buffer_handles) { - const auto object{nvmap_dev->GetObject(cmf_buff.map_handle)}; + for (auto& cmd_buffer : cmd_buffer_handles) { + const auto object{nvmap_dev->GetObject(cmd_buffer.map_handle)}; if (!object) { - LOG_ERROR(Service_NVDRV, "invalid cmd_buffer nvmap_handle={:X}", cmf_buff.map_handle); + LOG_ERROR(Service_NVDRV, "invalid cmd_buffer nvmap_handle={:X}", cmd_buffer.map_handle); std::memcpy(output.data(), ¶ms, output.size()); return NvResult::InvalidState; } |