In i915 driver unload drm_vblank_get is added to test whether
drm_vblank_cleanup refcount validation patch is working.
Signed-off-by: PrasannaKumar Muralidharan <prasannatsmkumar@xxxxxxxxx>
---
Changes in v2:
Use drm_crtc_vblank_get instead of _put. In previous patch _put was wrongly
used.
drivers/gpu/drm/i915/i915_drv.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 9f45cfe..4aee1c0 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1373,6 +1373,13 @@ void i915_driver_unload(struct drm_device *dev)
struct drm_i915_private *dev_priv = to_i915(dev);
struct pci_dev *pdev = dev_priv->drm.pdev;
+ enum pipe pipe;
+ for_each_pipe(dev_priv, pipe) {
+ struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv,
+ pipe);
+ drm_crtc_vblank_get(&crtc->base);
+ }
+
i915_driver_unregister(dev_priv);
if (i915_gem_suspend(dev_priv))
--
2.10.0
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