diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 24787bb..3b50574 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -63,6 +63,8 @@ static int i915_capabilities(struct seq_file *m, void *data)
 	seq_printf(m, "gen: %d\n", INTEL_GEN(dev_priv));
 	seq_printf(m, "platform: %s\n", intel_platform_name(info->platform));
 	seq_printf(m, "pch: %d\n", INTEL_PCH_TYPE(dev_priv));
+	if (intel_vgpu_active(dev_priv))
+		seq_printf(m, "vgpu pv_caps: 0x%x\n", dev_priv->vgpu.pv_caps);
 
 	intel_device_info_dump_flags(info, &p);
 	intel_device_info_dump_runtime(RUNTIME_INFO(dev_priv), &p);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 59d4a11..3ae90ee 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -93,6 +93,7 @@
 #include "i915_vma.h"
 
 #include "intel_gvt.h"
+#include "i915_pvinfo.h"
 
 /* General customization:
  */
@@ -1078,6 +1079,7 @@ struct i915_frontbuffer_tracking {
 struct i915_virtual_gpu {
 	bool active;
 	u32 caps;
+	u32 pv_caps;
 };
 
 /* used in computing the new watermarks state */
diff --git a/drivers/gpu/drm/i915/i915_pvinfo.h b/drivers/gpu/drm/i915/i915_pvinfo.h
index 683e97a..ad398b4 100644
--- a/drivers/gpu/drm/i915/i915_pvinfo.h
+++ b/drivers/gpu/drm/i915/i915_pvinfo.h
@@ -57,6 +57,7 @@ enum vgt_g2v_type {
 #define VGT_CAPS_FULL_PPGTT		BIT(2)
 #define VGT_CAPS_HWSP_EMULATION		BIT(3)
 #define VGT_CAPS_HUGE_GTT		BIT(4)
+#define VGT_CAPS_PV		BIT(5)
 
 struct vgt_if {
 	u64 magic;		/* VGT_MAGIC */
@@ -109,7 +110,9 @@ struct vgt_if {
 	u32 execlist_context_descriptor_lo;
 	u32 execlist_context_descriptor_hi;
 
-	u32  rsv7[0x200 - 24];    /* pad to one page */
+	u32 pv_caps;
+
+	u32  rsv7[0x200 - 25];    /* pad to one page */
 } __packed;
 
 #define vgtif_offset(x) (offsetof(struct vgt_if, x))
diff --git a/drivers/gpu/drm/i915/i915_vgpu.c b/drivers/gpu/drm/i915/i915_vgpu.c
index dbd1fa3..1c26a95 100644
--- a/drivers/gpu/drm/i915/i915_vgpu.c
+++ b/drivers/gpu/drm/i915/i915_vgpu.c
@@ -95,7 +95,13 @@ void i915_detect_vgpu(struct drm_i915_private *dev_priv)
 	dev_priv->vgpu.caps = readl(shared_area + vgtif_offset(vgt_caps));
 
 	dev_priv->vgpu.active = true;
-	DRM_INFO("Virtual GPU for Intel GVT-g detected.\n");
+
+	if (!intel_vgpu_check_pv_caps(dev_priv, shared_area)) {
+		DRM_INFO("Virtual GPU for Intel GVT-g detected.\n");
+		return;
+	}
+
+	DRM_INFO("Virtual GPU for Intel GVT-g detected with PV Optimized.\n");
 
 out:
 	pci_iounmap(pdev, shared_area);
@@ -297,3 +303,38 @@ int intel_vgt_balloon(struct i915_ggtt *ggtt)
 	DRM_ERROR("VGT balloon fail\n");
 	return ret;
 }
+
+/*
+ * i915 vgpu PV support for Linux
+ */
+
+/**
+ * intel_vgpu_check_pv_caps - detect virtual GPU PV capabilities
+ * @dev_priv: i915 device private
+ *
+ * This function is called at the initialization stage, to detect VGPU
+ * PV capabilities
+ *
+ * If guest wants to enable pv_caps, it needs to config it explicitly
+ * through vgt_if interface from gvt layer.
+ */
+bool intel_vgpu_check_pv_caps(struct drm_i915_private *dev_priv,
+		void __iomem *shared_area)
+{
+	u32 gvt_pvcaps;
+	u32 pvcaps = 0;
+
+	if (!intel_vgpu_has_pv_caps(dev_priv))
+		return false;
+
+	/* PV capability negotiation between PV guest and GVT */
+	gvt_pvcaps = readl(shared_area + vgtif_offset(pv_caps));
+	pvcaps = dev_priv->vgpu.pv_caps & gvt_pvcaps;
+	dev_priv->vgpu.pv_caps = pvcaps;
+	writel(pvcaps, shared_area + vgtif_offset(pv_caps));
+
+	if (!pvcaps)
+		return false;
+
+	return true;
+}
diff --git a/drivers/gpu/drm/i915/i915_vgpu.h b/drivers/gpu/drm/i915/i915_vgpu.h
index 8b3663d..bbe56b5 100644
--- a/drivers/gpu/drm/i915/i915_vgpu.h
+++ b/drivers/gpu/drm/i915/i915_vgpu.h
@@ -43,7 +43,16 @@
 	return dev_priv->vgpu.caps & VGT_CAPS_HUGE_GTT;
 }
 
+static inline bool
+intel_vgpu_has_pv_caps(struct drm_i915_private *dev_priv)
+{
+	return dev_priv->vgpu.caps & VGT_CAPS_PV;
+}
+
 int intel_vgt_balloon(struct i915_ggtt *ggtt);
 void intel_vgt_deballoon(struct i915_ggtt *ggtt);
 
+/* i915 vgpu pv related functions */
+bool intel_vgpu_check_pv_caps(struct drm_i915_private *dev_priv,
+		void __iomem *shared_area);
 #endif /* _I915_VGPU_H_ */
