This patch is to provide full ppgtt capability for guest i915 driver.
Signed-off-by: Tina Zhang <tina.zhang@xxxxxxxxx>
---
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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