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https://github.com/yuzu-emu/yuzu.git
synced 2024-08-25 19:37:19 +02:00
Fixup channel submit IOCTL syncpoint parameters
The current arguments worked by happenstance as games only ever submit one syncpoint and request one fence back, if a game were to do something other than this then the arguments would've been parsed entirely wrong.
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@ -69,8 +69,7 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
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std::vector<Reloc> relocs(params.relocation_count);
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std::vector<u32> reloc_shifts(params.relocation_count);
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std::vector<SyncptIncr> syncpt_increments(params.syncpoint_count);
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std::vector<SyncptIncr> wait_checks(params.syncpoint_count);
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std::vector<Fence> fences(params.fence_count);
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std::vector<u32> fence_thresholds(params.fence_count);
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// Slice input into their respective buffers
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std::size_t offset = sizeof(IoctlSubmit);
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@ -78,15 +77,13 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
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offset += SliceVectors(input, relocs, params.relocation_count, offset);
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offset += SliceVectors(input, reloc_shifts, params.relocation_count, offset);
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offset += SliceVectors(input, syncpt_increments, params.syncpoint_count, offset);
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offset += SliceVectors(input, wait_checks, params.syncpoint_count, offset);
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offset += SliceVectors(input, fences, params.fence_count, offset);
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offset += SliceVectors(input, fence_thresholds, params.fence_count, offset);
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auto& gpu = system.GPU();
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if (gpu.UseNvdec()) {
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for (std::size_t i = 0; i < syncpt_increments.size(); i++) {
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const SyncptIncr& syncpt_incr = syncpt_increments[i];
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fences[i].id = syncpt_incr.id;
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fences[i].value =
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fence_thresholds[i] =
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syncpoint_manager.IncreaseSyncpoint(syncpt_incr.id, syncpt_incr.increments);
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}
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}
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@ -98,11 +95,6 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
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cmdlist.size() * sizeof(u32));
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gpu.PushCommandBuffer(cmdlist);
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}
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if (gpu.UseNvdec()) {
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fences[0].value = syncpoint_manager.IncreaseSyncpoint(fences[0].id, 1);
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Tegra::ChCommandHeaderList cmdlist{{(4 << 28) | fences[0].id}};
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gpu.PushCommandBuffer(cmdlist);
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}
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std::memcpy(output.data(), ¶ms, sizeof(IoctlSubmit));
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// Some games expect command_buffers to be written back
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offset = sizeof(IoctlSubmit);
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@ -110,8 +102,7 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
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offset += WriteVectors(output, relocs, offset);
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offset += WriteVectors(output, reloc_shifts, offset);
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offset += WriteVectors(output, syncpt_increments, offset);
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offset += WriteVectors(output, wait_checks, offset);
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offset += WriteVectors(output, fences, offset);
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offset += WriteVectors(output, fence_thresholds, offset);
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return NvResult::Success;
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}
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@ -56,19 +56,16 @@ protected:
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s32 target{};
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s32 target_offset{};
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};
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static_assert(sizeof(Reloc) == 0x10, "CommandBuffer has incorrect size");
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static_assert(sizeof(Reloc) == 0x10, "Reloc has incorrect size");
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struct SyncptIncr {
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u32 id{};
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u32 increments{};
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u32 unk0{};
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u32 unk1{};
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u32 unk2{};
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};
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static_assert(sizeof(SyncptIncr) == 0x8, "CommandBuffer has incorrect size");
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struct Fence {
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u32 id{};
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u32 value{};
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};
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static_assert(sizeof(Fence) == 0x8, "CommandBuffer has incorrect size");
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static_assert(sizeof(SyncptIncr) == 0x14, "SyncptIncr has incorrect size");
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struct IoctlGetSyncpoint {
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// Input
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