diff --git a/src/d3d11/d3d11_context.cpp b/src/d3d11/d3d11_context.cpp
index 6c70ef4e..151756c0 100644
--- a/src/d3d11/d3d11_context.cpp
+++ b/src/d3d11/d3d11_context.cpp
@@ -68,7 +68,7 @@ namespace dxvk {
 
     // We don't support the Discard API for images
     if (resType == D3D11_RESOURCE_DIMENSION_BUFFER)
-      DiscardBuffer(reinterpret_cast<D3D11Buffer*>(pResource));
+      DiscardBuffer(static_cast<D3D11Buffer*>(pResource));
   }
 
 
@@ -273,6 +273,22 @@ namespace dxvk {
           ID3D11Resource*                   pSrcResource,
           UINT                              SrcSubresource,
     const D3D11_BOX*                        pSrcBox) {
+    CopySubresourceRegion1(
+      pDstResource, DstSubresource, DstX, DstY, DstZ,
+      pSrcResource, SrcSubresource, pSrcBox, 0);
+  }
+  
+  
+  void STDMETHODCALLTYPE D3D11DeviceContext::CopySubresourceRegion1(
+          ID3D11Resource*                   pDstResource,
+          UINT                              DstSubresource,
+          UINT                              DstX, 
+          UINT                              DstY,
+          UINT                              DstZ, 
+          ID3D11Resource*                   pSrcResource, 
+          UINT                              SrcSubresource, 
+    const D3D11_BOX*                        pSrcBox,
+          UINT                              CopyFlags) {
     D3D11_RESOURCE_DIMENSION dstResourceDim = D3D11_RESOURCE_DIMENSION_UNKNOWN;
     D3D11_RESOURCE_DIMENSION srcResourceDim = D3D11_RESOURCE_DIMENSION_UNKNOWN;
     
@@ -296,6 +312,9 @@ namespace dxvk {
     if (dstResourceDim == D3D11_RESOURCE_DIMENSION_BUFFER) {
       auto dstBuffer = static_cast<D3D11Buffer*>(pDstResource)->GetBufferSlice();
       auto srcBuffer = static_cast<D3D11Buffer*>(pSrcResource)->GetBufferSlice();
+
+      if (CopyFlags & D3D11_COPY_DISCARD)
+        DiscardBuffer(static_cast<D3D11Buffer*>(pDstResource));
       
       VkDeviceSize dstOffset = DstX;
       VkDeviceSize srcOffset = 0;
@@ -466,20 +485,6 @@ namespace dxvk {
   }
   
   
-  void STDMETHODCALLTYPE D3D11DeviceContext::CopySubresourceRegion1(
-          ID3D11Resource*                   pDstResource,
-          UINT                              DstSubresource,
-          UINT                              DstX, 
-          UINT                              DstY,
-          UINT                              DstZ, 
-          ID3D11Resource*                   pSrcResource, 
-          UINT                              SrcSubresource, 
-    const D3D11_BOX*                        pSrcBox,
-          UINT                              CopyFlags) {
-    CopySubresourceRegion(pDstResource, DstSubresource, DstX, DstY, DstZ, pSrcResource, SrcSubresource, pSrcBox);
-  }
-  
-  
   void STDMETHODCALLTYPE D3D11DeviceContext::CopyResource(
           ID3D11Resource*                   pDstResource,
           ID3D11Resource*                   pSrcResource) {
@@ -823,6 +828,20 @@ namespace dxvk {
     const void*                             pSrcData,
           UINT                              SrcRowPitch,
           UINT                              SrcDepthPitch) {
+    UpdateSubresource1(pDstResource,
+      DstSubresource, pDstBox, pSrcData,
+      SrcRowPitch, SrcDepthPitch, 0);
+  }
+
+
+  void STDMETHODCALLTYPE D3D11DeviceContext::UpdateSubresource1(
+          ID3D11Resource*                   pDstResource, 
+          UINT                              DstSubresource, 
+    const D3D11_BOX*                        pDstBox, 
+    const void*                             pSrcData, 
+          UINT                              SrcRowPitch, 
+          UINT                              SrcDepthPitch, 
+          UINT                              CopyFlags) {
     // We need a different code path for buffers
     D3D11_RESOURCE_DIMENSION resourceType;
     pDstResource->GetType(&resourceType);
@@ -830,6 +849,9 @@ namespace dxvk {
     if (resourceType == D3D11_RESOURCE_DIMENSION_BUFFER) {
       const auto bufferResource = static_cast<D3D11Buffer*>(pDstResource);
       const auto bufferSlice = bufferResource->GetBufferSlice();
+
+      if (CopyFlags & D3D11_COPY_DISCARD)
+        DiscardBuffer(bufferResource);
       
       VkDeviceSize offset = bufferSlice.offset();
       VkDeviceSize size   = bufferSlice.length();
@@ -935,18 +957,6 @@ namespace dxvk {
       });
     }
   }
-
-
-  void STDMETHODCALLTYPE D3D11DeviceContext::UpdateSubresource1(
-          ID3D11Resource*                   pDstResource, 
-          UINT                              DstSubresource, 
-    const D3D11_BOX*                        pDstBox, 
-    const void*                             pSrcData, 
-          UINT                              SrcRowPitch, 
-          UINT                              SrcDepthPitch, 
-          UINT                              CopyFlags) {
-    UpdateSubresource(pDstResource, DstSubresource, pDstBox, pSrcData, SrcRowPitch, SrcDepthPitch);
-  }
   
   
   void STDMETHODCALLTYPE D3D11DeviceContext::SetResourceMinLOD(
diff --git a/src/d3d11/d3d11_device.cpp b/src/d3d11/d3d11_device.cpp
index 91f0652c..19895d69 100644
--- a/src/d3d11/d3d11_device.cpp
+++ b/src/d3d11/d3d11_device.cpp
@@ -1604,7 +1604,7 @@ namespace dxvk {
         info->OutputMergerLogicOp                     = features.core.features.logicOp;
         info->UAVOnlyRenderingForcedSampleCount       = FALSE;
         info->DiscardAPIsSeenByDriver                 = TRUE;
-        info->FlagsForUpdateAndCopySeenByDriver       = FALSE;
+        info->FlagsForUpdateAndCopySeenByDriver       = TRUE;
         info->ClearView                               = FALSE;
         info->CopyWithOverlap                         = FALSE;
         info->ConstantBufferPartialUpdate             = TRUE;
diff --git a/src/d3d11/d3d11_include.h b/src/d3d11/d3d11_include.h
index 65a4df2c..3fcf7419 100644
--- a/src/d3d11/d3d11_include.h
+++ b/src/d3d11/d3d11_include.h
@@ -40,6 +40,10 @@ typedef enum D3D11_FORMAT_SUPPORT2 {
   D3D11_FORMAT_SUPPORT2_MULTIPLANE_OVERLAY                            = 0x4000
 } D3D11_FORMAT_SUPPORT2;
 #ifndef __WINE__
+typedef enum D3D11_COPY_FLAGS {
+  D3D11_COPY_NO_OVERWRITE                                             = 0x1,
+  D3D11_COPY_DISCARD                                                  = 0x2,
+} D3D11_COPY_FLAGS;
 typedef struct D3D11_FEATURE_DATA_FORMAT_SUPPORT2 {
   DXGI_FORMAT InFormat;
   UINT        OutFormatSupport2;