franklinblanco/yuzu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fixup channel submit IOCTL syncpoint parameters

Browse Source 
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.
This commit is contained in:
Billy Laws 2021-10-24 00:01:35 +01:00
parent 494e34af6a
commit 2dbef58eeb
2 changed files with 9 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
View File

@ -69,8 +69,7 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
std::vector<Reloc> relocs(params.relocation_count);
std::vector<u32> reloc_shifts(params.relocation_count);
std::vector<SyncptIncr> syncpt_increments(params.syncpoint_count);
std::vector<SyncptIncr> wait_checks(params.syncpoint_count);
std::vector<Fence> fences(params.fence_count);
std::vector<u32> fence_thresholds(params.fence_count);
// Slice input into their respective buffers
std::size_t offset = sizeof(IoctlSubmit);
@ -78,15 +77,13 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
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);
offset += SliceVectors(input, fence_thresholds, params.fence_count, offset);
auto& gpu = system.GPU();
if (gpu.UseNvdec()) {
for (std::size_t i = 0; i < syncpt_increments.size(); i++) {
const SyncptIncr& syncpt_incr = syncpt_increments[i];
fences[i].id = syncpt_incr.id;
fences[i].value =
fence_thresholds[i] =
syncpoint_manager.IncreaseSyncpoint(syncpt_incr.id, syncpt_incr.increments);
}
}
@ -98,11 +95,6 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
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(), &params, sizeof(IoctlSubmit));
// Some games expect command_buffers to be written back
offset = sizeof(IoctlSubmit);
@ -110,8 +102,7 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
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, fence_thresholds, offset);
return NvResult::Success;
}

13
src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h
View File

@ -56,19 +56,16 @@ protected:
s32 target{};
s32 target_offset{};
};
static_assert(sizeof(Reloc) == 0x10, "CommandBuffer has incorrect size");
static_assert(sizeof(Reloc) == 0x10, "Reloc has incorrect size");
struct SyncptIncr {
u32 id{};
u32 increments{};
u32 unk0{};
u32 unk1{};
u32 unk2{};
};
static_assert(sizeof(SyncptIncr) == 0x8, "CommandBuffer has incorrect size");
struct Fence {
u32 id{};
u32 value{};
};
static_assert(sizeof(Fence) == 0x8, "CommandBuffer has incorrect size");
static_assert(sizeof(SyncptIncr) == 0x14, "SyncptIncr has incorrect size");
struct IoctlGetSyncpoint {
// Input