Changeset 75460 in vbox for trunk/src

Timestamp:

Nov 14, 2018 7:46:14 PM (6 years ago)

Author:

vboxsync

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

126615

Message:

WDDM: Gallium miniport driver: disable the device when the driver is stopped.

Location:

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/wddm/gallium

Files:

• Svga.cpp (modified) (2 diffs)
• Svga.h (modified) (1 diff)
• VBoxMPGaWddm.cpp (modified) (1 diff)

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/wddm/gallium/Svga.cpp

@@ -73 +73 @@
 }
 
-void SvgaAdapterStop(PVBOXWDDM_EXT_VMSVGA pSvga)
+void SvgaAdapterStop(PVBOXWDDM_EXT_VMSVGA pSvga,
+                     DXGKRNL_INTERFACE *pDxgkInterface)
 {
     if (pSvga)
@@ -93 +94 @@
         }
 
+        /* Enable SVGA device. */
+        SVGARegWrite(pSvga, SVGA_REG_IRQMASK, 0);
+        SVGARegWrite(pSvga, SVGA_REG_ENABLE, SVGA_REG_ENABLE_DISABLE);
+
+        NTSTATUS Status = pDxgkInterface->DxgkCbUnmapMemory(pDxgkInterface->DeviceHandle,
+                                                            (PVOID)pSvga->pu32FIFO);
+        Assert(Status == STATUS_SUCCESS); RT_NOREF(Status);
         GaMemFree(pSvga);
     }

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/wddm/gallium/Svga.h

@@ -120 +120 @@
                           PHYSICAL_ADDRESS physIO,
                           ULONG cbIO);
-void SvgaAdapterStop(PVBOXWDDM_EXT_VMSVGA pSvga);
+void SvgaAdapterStop(PVBOXWDDM_EXT_VMSVGA pSvga,
+                     DXGKRNL_INTERFACE *pDxgkInterface);
 
 NTSTATUS SvgaQueryInfo(PVBOXWDDM_EXT_VMSVGA pSvga,

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/wddm/gallium/VBoxMPGaWddm.cpp

@@ -266 +266 @@
         if (pGaDevExt->hw.pSvga)
         {
-            SvgaAdapterStop(pGaDevExt->hw.pSvga);
+            SvgaAdapterStop(pGaDevExt->hw.pSvga, &pDevExt->u.primary.DxgkInterface);
             pGaDevExt->hw.pSvga = NULL;
         }