drm/i915: enable vGPU detection for all

vGPU capability is handled by GVT-g host driver, not needed to
put extra HW check for vGPU detection. And we'll actually support
vGPU from BDW.

Signed-off-by: Ping Gao <[email protected]>
Signed-off-by: Zhenyu Wang <[email protected]>
Reviewed-by: Joonas Lahtinen <[email protected]>
Acked-by: Chris Wilson <[email protected]>
Cc: [email protected]
Signed-off-by: Jani Nikula <[email protected]>
Link: http://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit 8ef89995c735f978d5dfcb3ca6bce70d41728c91)
Signed-off-by: Jani Nikula <[email protected]>

diff --git a/drivers/gpu/drm/i915/i915_vgpu.c b/drivers/gpu/drm/i915/i915_vgpu.c
index f6acb5a0e7015f8112277c26002f1c4cbbcc85c3..b81cfb3b22ec3e1f5aaf2fc81aae8dee53ac42a0 100644 (file)
--- a/drivers/gpu/drm/i915/i915_vgpu.c
+++ b/drivers/gpu/drm/i915/i915_vgpu.c
@@ -65,9 +65,6 @@ void i915_check_vgpu(struct drm_i915_private *dev_priv)
 
        BUILD_BUG_ON(sizeof(struct vgt_if) != VGT_PVINFO_SIZE);
 
-       if (!IS_HASWELL(dev_priv))
-               return;
-
        magic = __raw_i915_read64(dev_priv, vgtif_reg(magic));
        if (magic != VGT_MAGIC)
                return;