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path: root/drivers/gpu/drm/i915/i915_vgpu.h
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_vgpu.h')
-rw-r--r--drivers/gpu/drm/i915/i915_vgpu.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_vgpu.h b/drivers/gpu/drm/i915/i915_vgpu.h
index 3ed01a7ac48e..0db9ccf32605 100644
--- a/drivers/gpu/drm/i915/i915_vgpu.h
+++ b/drivers/gpu/drm/i915/i915_vgpu.h
@@ -80,6 +80,10 @@ struct vgt_if {
#define vgtif_reg(x) \
(VGT_PVINFO_PAGE + (long)&((struct vgt_if *)NULL)->x)
+/* vGPU display status to be used by the host side */
+#define VGT_DRV_DISPLAY_NOT_READY 0
+#define VGT_DRV_DISPLAY_READY 1 /* ready for display switch */
+
extern void i915_check_vgpu(struct drm_device *dev);
extern int intel_vgt_balloon(struct drm_device *dev);
extern void intel_vgt_deballoon(void);
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