Changeset 64878 in vbox for trunk/src/VBox/Additions/WINNT/VBoxTray

Timestamp:

Dec 15, 2016 10:51:08 AM (8 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

112282

Message:

WDDM: pass the display enabled flag to the driver to be able to disable powered off screens. Clearly mark some disabled code.

File:

• trunk/src/VBox/Additions/WINNT/VBoxTray/VBoxDispIf.cpp (modified) (2 diffs)

trunk/src/VBox/Additions/WINNT/VBoxTray/VBoxDispIf.cpp

@@ -1369 +1369 @@
     }
 
-/*  The code below was commented out because VBOXESC_UPDATEMODES should not cause (un)plugging virtual displays.
+#ifdef VBOX_WDDM_REPLUG_ON_MODE_CHANGE
+    /* The code was disabled because VBOXESC_UPDATEMODES should not cause (un)plugging virtual displays. */
     winEr =  vboxDispIfWaitDisplayDataInited(pOp);
     if (winEr != NO_ERROR)
         WARN(("VBoxTray: (WDDM) Failed vboxDispIfWaitDisplayDataInited winEr %d\n", winEr));
-*/
+#endif
+
     return winEr;
+}
+
+static DWORD vboxDispIfTargetConnectivityWDDM(VBOXDISPIF_OP *pOp, uint32_t u32TargetId, uint32_t fu32Connect)
+{
+    VBOXDISPIFESCAPE_TARGETCONNECTIVITY PrivateData;
+    RT_ZERO(PrivateData);
+    PrivateData.EscapeHdr.escapeCode = VBOXESC_TARGET_CONNECTIVITY;
+    PrivateData.u32TargetId = u32TargetId;
+    PrivateData.fu32Connect = fu32Connect;
+
+    D3DKMT_ESCAPE EscapeData;
+    RT_ZERO(EscapeData);
+    EscapeData.hAdapter = pOp->Adapter.hAdapter;
+    EscapeData.Type = D3DKMT_ESCAPE_DRIVERPRIVATE;
+    EscapeData.Flags.HardwareAccess = 1;
+    EscapeData.pPrivateDriverData = &PrivateData;
+    EscapeData.PrivateDriverDataSize = sizeof(PrivateData);
+
+    NTSTATUS Status = pOp->pIf->modeData.wddm.KmtCallbacks.pfnD3DKMTEscape(&EscapeData);
+    if (NT_SUCCESS(Status))
+        return ERROR_SUCCESS;
+
+    WARN(("VBoxTray: pfnD3DKMTEscape VBOXESC_TARGETCONNECTIVITY failed Status 0x%x\n", Status));
+    return ERROR_GEN_FAILURE;
 }
 
@@ -1479 +1505 @@
         LogFunc(("D3DKMTInvalidateActiveVidPn returned %d)\n", Status));
     }
+
+    vboxDispIfTargetConnectivityWDDM(&Op, iChangedMode, fEnable? 1: 0);
 
     /* Resize displays always to keep the display layout because