[PATCH 2/2] d3d11: Report D3D11_FORMAT_SUPPORT_BUFFER in CheckFormatSupport().

[Zebediah Figura]

Note that native also reports support for DXGI_FORMAT_UNKNOWN; this patch does
not implement that behaviour.

Signed-off-by: Zebediah Figura 
---
 dlls/d3d11/device.c      | 4 ++++
 dlls/d3d11/tests/d3d11.c | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/dlls/d3d11/device.c b/dlls/d3d11/device.c
index a7e1999c07a..8e5beb8893b 100644
--- a/dlls/d3d11/device.c
+++ b/dlls/d3d11/device.c
@@ -3541,6 +3541,7 @@ static HRESULT STDMETHODCALLTYPE d3d11_device_CheckFormatSupport(ID3D11Device2 *
     }
     flag_mapping[] =
     {
+        {WINED3D_RTYPE_BUFFER,     WINED3D_BIND_SHADER_RESOURCE, 0, D3D11_FORMAT_SUPPORT_BUFFER},
         {WINED3D_RTYPE_TEXTURE_1D, WINED3D_BIND_SHADER_RESOURCE, 0, D3D11_FORMAT_SUPPORT_TEXTURE1D},
         {WINED3D_RTYPE_TEXTURE_2D, WINED3D_BIND_SHADER_RESOURCE, 0, D3D11_FORMAT_SUPPORT_TEXTURE2D},
         {WINED3D_RTYPE_TEXTURE_3D, WINED3D_BIND_SHADER_RESOURCE, 0, D3D11_FORMAT_SUPPORT_TEXTURE3D},
@@ -3587,6 +3588,9 @@ static HRESULT STDMETHODCALLTYPE d3d11_device_CheckFormatSupport(ID3D11Device2 *
     }
     wined3d_mutex_unlock();

+    if (feature_level < D3D_FEATURE_LEVEL_10_0)
+        *format_support &= ~D3D11_FORMAT_SUPPORT_BUFFER;
+
     if (*format_support & (D3D11_FORMAT_SUPPORT_TEXTURE1D
             | D3D11_FORMAT_SUPPORT_TEXTURE2D | D3D11_FORMAT_SUPPORT_TEXTURE3D))
     {
diff --git a/dlls/d3d11/tests/d3d11.c b/dlls/d3d11/tests/d3d11.c
index fddb7bfd218..044c1ce5a17 100644
--- a/dlls/d3d11/tests/d3d11.c
+++ b/dlls/d3d11/tests/d3d11.c
@@ -19950,6 +19950,9 @@ static void test_format_support(const D3D_FEATURE_LEVEL feature_level)
             ok(!(format_support[format] & D3D11_FORMAT_SUPPORT_SHADER_SAMPLE_COMPARISON),
                     "Unexpected SHADER_SAMPLE_COMPARISON for format %#x, feature level %#x.\n",
                     format, feature_level);
+            ok(!(format_support[format] & D3D11_FORMAT_SUPPORT_BUFFER),
+                    "Unexpected BUFFER for format %#x, feature level %#x.\n",
+                    format, feature_level);
         }
         if (feature_level < D3D_FEATURE_LEVEL_10_1)
         {