Add GetDisplayInfo command, reply and data struct to the
virtio-gpu specification header file.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 OvmfPkg/Include/IndustryStandard/VirtioGpu.h | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/OvmfPkg/Include/IndustryStandard/VirtioGpu.h b/OvmfPkg/Include/IndustryStandard/VirtioGpu.h
index 12559ccef5b1..13f719d4c0f2 100644
--- a/OvmfPkg/Include/IndustryStandard/VirtioGpu.h
+++ b/OvmfPkg/Include/IndustryStandard/VirtioGpu.h
@@ -37,6 +37,7 @@ typedef enum {
   //
   // - create/release a host-side 2D resource,
   //
+  VirtioGpuCmdGetDisplayInfo   = 0x0100,
   VirtioGpuCmdResourceCreate2d = 0x0101,
   VirtioGpuCmdResourceUnref    = 0x0102,
   //
@@ -64,7 +65,8 @@ typedef enum {
   //
   // Success code for all of the above commands.
   //
-  VirtioGpuRespOkNodata = 0x1100,
+  VirtioGpuRespOkNodata      = 0x1100,
+  VirtioGpuRespOkDisplayInfo = 0x1101,
 } VIRTIO_GPU_CONTROL_TYPE;
 
 //
@@ -207,4 +209,19 @@ typedef struct {
 } VIRTIO_GPU_RESOURCE_FLUSH;
 #pragma pack ()
 
+//
+// Response structure for VirtioGpuCmdGetDisplayInfo
+//
+#define VIRTIO_GPU_MAX_SCANOUTS  16
+#pragma pack (1)
+typedef struct {
+  VIRTIO_GPU_CONTROL_HEADER    Header;
+  struct {
+    VIRTIO_GPU_RECTANGLE    Rectangle;
+    UINT32                  Enabled;
+    UINT32                  Flags;
+  } Pmodes[VIRTIO_GPU_MAX_SCANOUTS];
+} VIRTIO_GPU_RESP_DISPLAY_INFO;
+#pragma pack ()
+
 #endif // _VIRTIO_GPU_H_
-- 
2.35.1



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