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liverpool: Implement PM4 MEM_SEMAPHORE. (#2235)

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squidbus 2025-01-25 04:12:18 -08:00 • committed by GitHub
parent 564dbc7b94
commit a5a1253185
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2 changed files with 85 additions and 0 deletions
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24
src/video_core/amdgpu/liverpool.cpp
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@ -636,6 +636,18 @@ Liverpool::Task Liverpool::ProcessGraphics(std::span<const u32> dcb, std::span<c
}
break;
}
case PM4ItOpcode::MemSemaphore: {
const auto* mem_semaphore = reinterpret_cast<const PM4CmdMemSemaphore*>(header);
if (mem_semaphore->IsSignaling()) {
mem_semaphore->Signal();
} else {
while (!mem_semaphore->Signaled()) {
YIELD_GFX();
}
mem_semaphore->Decrement();
}
break;
}
case PM4ItOpcode::AcquireMem: {
// const auto* acquire_mem = reinterpret_cast<PM4CmdAcquireMem*>(header);
break;
@ -848,6 +860,18 @@ Liverpool::Task Liverpool::ProcessCompute(std::span<const u32> acb, u32 vqid) {
}
break;
}
case PM4ItOpcode::MemSemaphore: {
const auto* mem_semaphore = reinterpret_cast<const PM4CmdMemSemaphore*>(header);
if (mem_semaphore->IsSignaling()) {
mem_semaphore->Signal();
} else {
while (!mem_semaphore->Signaled()) {
YIELD_ASC(vqid);
}
mem_semaphore->Decrement();
}
break;
}
case PM4ItOpcode::WaitRegMem: {
const auto* wait_reg_mem = reinterpret_cast<const PM4CmdWaitRegMem*>(header);
ASSERT(wait_reg_mem->engine.Value() == PM4CmdWaitRegMem::Engine::Me);