I915 Broadwell guest driver is now supported to run inside a VM with
Intel GVT-g
v2:
- Introduce HAS_VGPU macro (Zhenyu Wang)
Signed-off-by: Zhiyuan Lv <zhiyuan.lv@xxxxxxxxx>
Signed-off-by: Zhi Wang <zhi.a.wang@xxxxxxxxx>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_vgpu.c | 2 +-
drivers/gpu/drm/i915/i915_vgpu.h | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_vgpu.c b/drivers/gpu/drm/i915/i915_vgpu.c
index 5eee75b..f98a979 100644
--- a/drivers/gpu/drm/i915/i915_vgpu.c
+++ b/drivers/gpu/drm/i915/i915_vgpu.c
@@ -66,7 +66,7 @@ void i915_check_vgpu(struct drm_device *dev)
BUILD_BUG_ON(sizeof(struct vgt_if) != VGT_PVINFO_SIZE);
- if (!IS_HASWELL(dev))
+ if (!HAS_VGPU(dev))
return;
magic = readq(dev_priv->regs + vgtif_reg(magic));
diff --git a/drivers/gpu/drm/i915/i915_vgpu.h b/drivers/gpu/drm/i915/i915_vgpu.h
index 21c97f4..9a9eb57 100644
--- a/drivers/gpu/drm/i915/i915_vgpu.h
+++ b/drivers/gpu/drm/i915/i915_vgpu.h
@@ -114,6 +114,8 @@ struct vgt_if {
#define VGT_DRV_DISPLAY_NOT_READY 0
#define VGT_DRV_DISPLAY_READY 1 /* ready for display switch */
+#define HAS_VGPU(dev) (IS_HASWELL(dev) || IS_BROADWELL(dev))
+
extern void i915_check_vgpu(struct drm_device *dev);
extern int intel_vgt_balloon(struct drm_device *dev);
extern void intel_vgt_deballoon(void);
--
1.9.1
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