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adding pending mutex and flips

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Dmugetsu 2025-05-26 16:34:47 -06:00 committed by Dmugetsu
parent 61ce2c4294
commit 7bd134ae87
2 changed files with 27 additions and 16 deletions
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2
src/core/libraries/videoout/driver.h
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@ -29,6 +29,8 @@ struct VideoOutPort {
std::vector<Kernel::SceKernelEqueue> vblank_events;
std::mutex vo_mutex;
std::mutex port_mutex;
std::mutex pending_mutex;
std::queue<std::tuple<u32, u32>> pending_flips;
std::condition_variable vo_cv;
std::condition_variable vblank_cv;
int flip_rate = 0;

41
src/core/libraries/videoout/video_out.cpp
View File

@ -339,25 +339,34 @@ s32 sceVideoOutSubmitEopFlip(s32 handle, u32 buf_id, u32 mode, u32 arg, void** u
return ORBIS_VIDEO_OUT_ERROR_INVALID_HANDLE;
}
static std::mutex irq_mutex;
{
std::lock_guard<std::mutex> lock(irq_mutex);
Platform::IrqC::Instance()->RegisterOnce(
Platform::InterruptId::GfxFlip, [=](Platform::InterruptId irq) {
ASSERT_MSG(irq == Platform::InterruptId::GfxFlip, "Unexpected IRQ occurred");
ASSERT_MSG(port->buffer_labels[buf_id] == 1, "Out-of-order flip IRQ");
const auto result = driver->SubmitFlip(port, buf_id, arg, true);
if (!result) {
LOG_ERROR(Lib_VideoOut, "EOP flip submission failed for buffer {}", buf_id);
std::lock_guard lock(port->pending_mutex);
port->pending_flips.emplace(buf_id, arg);
}
Platform::IrqC::Instance()->RegisterOnce(
Platform::InterruptId::GfxFlip, [=](Platform::InterruptId irq) {
ASSERT_MSG(irq == Platform::InterruptId::GfxFlip, "Unexpected IRQ");
if (port->is_mode_changing) {
LOG_WARNING(Lib_VideoOut, "Ignoring flip IRQ during mode change");
return;
}
std::tuple<u32, u32> pending;
{
std::lock_guard lock(port->pending_mutex);
if (port->pending_flips.empty()) {
LOG_ERROR(Lib_VideoOut, "Received GfxFlip IRQ but no flips pending");
return;
}
port->buffer_labels[buf_id] = 0;
});
}
pending = port->pending_flips.front();
port->pending_flips.pop();
}
const auto [queued_buf_id, queued_arg] = pending;
ASSERT_MSG(queued_buf_id == buf_id,
"Out-of-order flip IRQ (expected buf_id = {}, got = {})", buf_id,
queued_buf_id);
const bool result = driver->SubmitFlip(port, queued_buf_id, queued_arg, true);
ASSERT_MSG(result, "EOP flip submission failed for buffer {}", queued_buf_id);
});
return ORBIS_OK;
}