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[idd] common: centralize atomic operations

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This commit is contained in:
Geoffrey McRae
2026-08-13 20:18:18 +10:00
parent 5d12ee4bce
commit af309de438
27 changed files with 477 additions and 271 deletions
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17
idd/LGIdd/display/CDeviceContext.cpp
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@@ -26,6 +26,7 @@
#include "transport/IFrameTransport.h"
#include "transport/IInputTransport.h"
#include "transport/TransportFactory.h"
#include "Atomic.h"
#include "CDebug.h"
#include <dxgi1_2.h>
@@ -168,7 +169,7 @@ void CDeviceContext::InitAdapter()
}
LONG initExpected = 0;
if (!m_initInProgress.compare_exchange_strong(initExpected, 1))
if (!Atomic::CAS(m_initInProgress, initExpected, 1))
{
DEBUG_TRACE("Adapter initialization skipped: initialization already in progress");
return;
@@ -182,7 +183,7 @@ void CDeviceContext::InitAdapter()
if (!m_transport)
{
DEBUG_ERROR("Failed to create the frame transport");
m_initInProgress.store(0);
Atomic::Store(m_initInProgress, 0);
return;
}
@@ -196,7 +197,7 @@ void CDeviceContext::InitAdapter()
}
else
DEBUG_ERROR("Failed to open the frame transport");
m_initInProgress.store(0);
Atomic::Store(m_initInProgress, 0);
return;
}
m_transportOpened = true;
@@ -268,13 +269,13 @@ void CDeviceContext::InitAdapter()
DEBUG_TRACE("Initializing frame transport metadata");
if (!InitializeTransport())
{
m_initInProgress.store(0);
Atomic::Store(m_initInProgress, 0);
return;
}
DEBUG_TRACE("Loading configured display modes");
if (!m_displayConfiguration.Load(*m_transport))
{
m_initInProgress.store(0);
Atomic::Store(m_initInProgress, 0);
return;
}
DEBUG_TRACE("Initializing monitor EDID");
@@ -347,7 +348,7 @@ void CDeviceContext::InitAdapter()
if (!NT_SUCCESS(status))
{
DEBUG_ERROR_HR(status, "IddCxAdapterInitAsync Failed");
m_initInProgress.store(0);
Atomic::Store(m_initInProgress, 0);
return;
}
@@ -355,7 +356,7 @@ void CDeviceContext::InitAdapter()
if (!m_adapter)
{
DEBUG_ERROR("IddCxAdapterInitAsync succeeded without returning an adapter object");
m_initInProgress.store(0);
Atomic::Store(m_initInProgress, 0);
return;
}
@@ -367,7 +368,7 @@ void CDeviceContext::InitAdapter()
// Adapter is up; no need to keep retrying.
StopInitRetry();
m_initInProgress.store(0);
Atomic::Store(m_initInProgress, 0);
DEBUG_INFO("Adapter initialization request complete; returning to IddCx");
}