This patch is to provide full ppgtt capability for guest i915 driver.

Signed-off-by: Tina Zhang <tina.zh...@intel.com>
---
 drivers/gpu/drm/i915/gvt/vgpu.c    | 1 +
 drivers/gpu/drm/i915/i915_pvinfo.h | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c
index 6e3cbd8..23578c1 100644
--- a/drivers/gpu/drm/i915/gvt/vgpu.c
+++ b/drivers/gpu/drm/i915/gvt/vgpu.c
@@ -43,6 +43,7 @@ void populate_pvinfo_page(struct intel_vgpu *vgpu)
        vgpu_vreg(vgpu, vgtif_reg(version_minor)) = 0;
        vgpu_vreg(vgpu, vgtif_reg(display_ready)) = 0;
        vgpu_vreg(vgpu, vgtif_reg(vgt_id)) = vgpu->id;
+       vgpu_vreg(vgpu, vgtif_reg(vgt_caps)) = VGT_CAPS_FULL_PPGTT;
        vgpu_vreg(vgpu, vgtif_reg(avail_rs.mappable_gmadr.base)) =
                vgpu_aperture_gmadr_base(vgpu);
        vgpu_vreg(vgpu, vgtif_reg(avail_rs.mappable_gmadr.size)) =
diff --git a/drivers/gpu/drm/i915/i915_pvinfo.h 
b/drivers/gpu/drm/i915/i915_pvinfo.h
index a879478..bbe554c 100644
--- a/drivers/gpu/drm/i915/i915_pvinfo.h
+++ b/drivers/gpu/drm/i915/i915_pvinfo.h
@@ -53,6 +53,10 @@ enum vgt_g2v_type {
        VGT_G2V_MAX,
 };
 
+enum vgt_caps_type {
+       VGT_CAPS_FULL_PPGTT = (1 << 2),
+};
+
 struct vgt_if {
        u64 magic;              /* VGT_MAGIC */
        uint16_t version_major;
-- 
2.7.4

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