Changeset 32496 in vbox for trunk/src/VBox/Additions/WINNT/Graphics/Miniport/wddm/VBoxVideoCm.cpp

Timestamp:

Sep 14, 2010 10:14:46 PM (14 years ago)

Author:

vboxsync

Message:

wddm/3d: multi-swapchain fixes (for win7 & multi-monitor)

File:

• trunk/src/VBox/Additions/WINNT/Graphics/Miniport/wddm/VBoxVideoCm.cpp (modified) (2 diffs)

trunk/src/VBox/Additions/WINNT/Graphics/Miniport/wddm/VBoxVideoCm.cpp

@@ -156 +156 @@
     PVBOXVIDEOCM_CMD_DR pHdr = VBOXVIDEOCM_HEAD(pvCmd);
     vboxVideoCmCmdPostByHdr(pHdr->pContext->pSession, pHdr, cbSize);
+}
+
+NTSTATUS vboxVideoCmCmdVisit(PVBOXVIDEOCM_CTX pContext, BOOL bEntireSession, PFNVBOXVIDEOCMCMDVISITOR pfnVisitor, PVOID pvVisitor)
+{
+    PVBOXVIDEOCM_SESSION pSession = pContext->pSession;
+    PLIST_ENTRY pCurEntry = NULL;
+    PVBOXVIDEOCM_CMD_DR pHdr;
+
+    ExAcquireFastMutex(&pSession->Mutex);
+
+    pCurEntry = pSession->CommandsList.Blink;
+    do
+    {
+        if (pCurEntry != &pSession->CommandsList)
+        {
+            pHdr = VBOXCMENTRY_2_CMD(pCurEntry);
+            pCurEntry = pHdr->QueueList.Blink;
+            if (bEntireSession || pHdr->pContext == pContext)
+            {
+                void * pvBody = VBOXVIDEOCM_BODY(pHdr, void);
+                UINT fRet = pfnVisitor(pHdr->pContext, pvBody, pHdr->CmdHdr.cbCmd, pvVisitor);
+                if (fRet & VBOXVIDEOCMCMDVISITOR_RETURN_RMCMD)
+                {
+                    RemoveEntryList(&pHdr->QueueList);
+                }
+                if (!(fRet & VBOXVIDEOCMCMDVISITOR_RETURN_CONTINUE))
+                    break;
+            }
+        }
+        else
+        {
+            break;
+        }
+    } while (1);
+
+
+    ExReleaseFastMutex(&pSession->Mutex);
+
+    return STATUS_SUCCESS;
 }
 
@@ -447 +486 @@
     return STATUS_SUCCESS;
 }
+
+VOID vboxVideoCmLock(PVBOXVIDEOCM_CTX pContext)
+{
+    ExAcquireFastMutex(&pContext->pSession->Mutex);
+}
+
+VOID vboxVideoCmUnlock(PVBOXVIDEOCM_CTX pContext)
+{
+    ExReleaseFastMutex(&pContext->pSession->Mutex);
+}