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@gmail.com --- 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))