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gpu emulation: remove unnecessary Vulkan synchronization

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This commit is contained in:
nmzik
2026-08-08 01:21:03 +02:00
parent ec78afb966
commit 1d5f3c8f66
3 changed files with 183 additions and 43 deletions
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src/graphics/guest_gpu/command_processor/pm4Handlers.cpp
+11 -22
View File
@@ -2682,14 +2682,21 @@ KYTY_CP_OP_PARSER(CpOpReleaseMem) {
const bool gl2_writeback = ((gcr_cntl & GcrGl2Writeback) != 0);
auto trigger_interrupt = [&]() {
bool queued = false;
switch (interrupt_selector) {
case 0x00:
case 0x03: break;
case 0x01:
case 0x02:
case 0x04: cp.TriggerEopEventAtEndOfPipe(interrupt_context_id); break;
case 0x04:
cp.TriggerEopEventAtEndOfPipe(interrupt_context_id);
queued = true;
break;
default: EXIT("unknown release_mem interrupt selector\n");
}
if (queued) {
cp.BufferFlush();
}
};
if (data_sel == 0 || interrupt_selector == 4) {
@@ -2697,10 +2704,6 @@ KYTY_CP_OP_PARSER(CpOpReleaseMem) {
cp.EmitGlobalBarrier();
}
if (gl2_writeback) {
cp.SynchronizeGpu();
}
trigger_interrupt();
return 7;
@@ -2711,10 +2714,6 @@ KYTY_CP_OP_PARSER(CpOpReleaseMem) {
cp.EmitGlobalBarrier();
}
if (gl2_writeback) {
cp.SynchronizeGpu();
}
trigger_interrupt();
return 7;
@@ -2728,17 +2727,6 @@ KYTY_CP_OP_PARSER(CpOpReleaseMem) {
cache_policy = 0;
if (data_sel == 1) {
static std::atomic<uint32_t> log_count {0};
const auto dst_addr = reinterpret_cast<uint64_t>(dst_gpu_addr);
if ((dst_addr & 0xffffffffff000000ull) == 0x0000001021000000ull || log_count.load() < 64) {
if (log_count.fetch_add(1) < 256) {
LOGF(
"\t runtime release_mem32: dst=0x%016" PRIx64 ", value=0x%08" PRIx32
", action=0x%02" PRIx32 ", gcr=0x%04" PRIx32 ", cache_action=0x%08" PRIx32 "\n",
dst_addr, static_cast<uint32_t>(value), eop_event_type, gcr_cntl, cache_action);
}
}
eop_event_type = 0x2f;
event_index = 6;
auto event_source = 2u;
@@ -2753,7 +2741,6 @@ KYTY_CP_OP_PARSER(CpOpReleaseMem) {
if (data_sel == 5) {
if (gl2_writeback) {
cp.SynchronizeGpu();
cache_action = 0;
}
@@ -2764,7 +2751,9 @@ KYTY_CP_OP_PARSER(CpOpReleaseMem) {
cp.WriteAtEndOfPipe32(cache_policy, event_write_dest, eop_event_type, cache_action,
event_index, event_source, dst_gpu_addr, static_cast<uint32_t>(value),
interrupt_selector, interrupt_context_id);
cp.BufferFlush();
if (interrupt_selector == 0x01) {
cp.BufferFlush();
}
return 7;
}
src/graphics/guest_gpu/graphicsRun.cpp
+5 -14
View File
@@ -124,7 +124,6 @@ private:
uint64_t flip_request_id = 0;
};
void WaitLocked();
void Enqueue(Submission submission);
void WaitForIdle();
void ProcessCommands();
@@ -276,10 +275,8 @@ void GpuState::SubmitFlipPreparation(uint64_t request_id) {
void GpuState::Done() {
GpuMutexLock lock(m_submission_mutex);
if (IsGpuThread()) {
m_gfx_cp->BufferWait();
} else {
WaitLocked();
if (!IsGpuThread()) {
WaitForIdle();
}
m_graphics_done = true;
m_done_num++;
@@ -289,11 +286,6 @@ int GpuState::GetFrameNum() {
return m_done_num;
}
void GpuState::WaitLocked() {
WaitForIdle();
SendCommandSync([this] { m_gfx_cp->BufferWait(); });
}
CommandProcessor& GpuState::GetProcessor(uint32_t queue_id) {
EXIT_IF(queue_id >= QueueCount);
if (queue_id == 0) {
@@ -307,8 +299,6 @@ CommandProcessor& GpuState::GetProcessor(uint32_t queue_id) {
}
void CommandProcessor::Reset() {
BufferWait();
m_sh_ctx.Reset();
m_ucfg.Reset();
m_ctx.Reset();
@@ -385,7 +375,6 @@ void CommandProcessor::WaitDeDiff(uint32_t diff) {
}
void CommandProcessor::IncrementDe() {
BufferWait();
m_de_count++;
}
@@ -1352,6 +1341,9 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
value >> 16u);
Sync::WriteAtEndOfPipeGds32(m_submit_id, CurrentBuffer(), dst, value & 0xffffu,
value >> 16u);
if (with_interrupt) {
m_renderer.TriggerEopEvent(interrupt_context_id);
}
return;
}
} else if (eop_event_type == 0x04 && cache_action == 0x00 && event_index == 0x05) {
@@ -1554,7 +1546,6 @@ void CommandProcessor::TriggerEvent(uint32_t event_type, uint32_t event_index) {
event_index);
}
EmitGlobalBarrier();
SynchronizeGpu();
break;
// DbDataWritebackInvalidate, DbMetadataWritebackInvalidate, CbMetadataWritebackInvalidate.
case 0x0000002a: