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path: root/drivers/gpu/drm/i915/i915_vgpu.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_vgpu.c')
-rw-r--r--drivers/gpu/drm/i915/i915_vgpu.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_vgpu.c b/drivers/gpu/drm/i915/i915_vgpu.c
index c3c6c64e5f5e..f6acb5a0e701 100644
--- a/drivers/gpu/drm/i915/i915_vgpu.c
+++ b/drivers/gpu/drm/i915/i915_vgpu.c
@@ -101,10 +101,13 @@ static struct _balloon_info_ bl_info;
* This function is called to deallocate the ballooned-out graphic memory, when
* driver is unloaded or when ballooning fails.
*/
-void intel_vgt_deballoon(void)
+void intel_vgt_deballoon(struct drm_i915_private *dev_priv)
{
int i;
+ if (!intel_vgpu_active(dev_priv))
+ return;
+
DRM_DEBUG("VGT deballoon.\n");
for (i = 0; i < 4; i++) {
@@ -177,9 +180,8 @@ static int vgt_balloon_space(struct drm_mm *mm,
* Returns:
* zero on success, non-zero if configuration invalid or ballooning failed
*/
-int intel_vgt_balloon(struct drm_device *dev)
+int intel_vgt_balloon(struct drm_i915_private *dev_priv)
{
- struct drm_i915_private *dev_priv = to_i915(dev);
struct i915_ggtt *ggtt = &dev_priv->ggtt;
unsigned long ggtt_end = ggtt->base.start + ggtt->base.total;
@@ -187,6 +189,9 @@ int intel_vgt_balloon(struct drm_device *dev)
unsigned long unmappable_base, unmappable_size, unmappable_end;
int ret;
+ if (!intel_vgpu_active(dev_priv))
+ return 0;
+
mappable_base = I915_READ(vgtif_reg(avail_rs.mappable_gmadr.base));
mappable_size = I915_READ(vgtif_reg(avail_rs.mappable_gmadr.size));
unmappable_base = I915_READ(vgtif_reg(avail_rs.nonmappable_gmadr.base));
@@ -258,6 +263,6 @@ int intel_vgt_balloon(struct drm_device *dev)
err:
DRM_ERROR("VGT balloon fail\n");
- intel_vgt_deballoon();
+ intel_vgt_deballoon(dev_priv);
return ret;
}