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drm/i915: initialize gt_lock early with other spin locks

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commit 14c5cec5d0 upstream.

commit 181d1b9e31
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Sun Jul 21 13:16:24 2013 +0200

    drm/i915: fix up gt init sequence fallout

moved dev_priv->gt_lock initialization after use. Do the initialization
much earlier with other spin lock initializations.

Reported-by: Sedat Dilek <sedat.dilek@gmail.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Zhouping Liu <zliu@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jani Nikula
2013-07-25 12:44:34 +03:00
committed by Greg Kroah-Hartman
parent 71986ee029
commit 86813a19f9
2 changed files with 1 additions and 2 deletions
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1
drivers/gpu/drm/i915/i915_dma.c
View File

@@ -1514,6 +1514,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
spin_lock_init(&dev_priv->irq_lock);
spin_lock_init(&dev_priv->gpu_error.lock);
spin_lock_init(&dev_priv->rps.lock);
spin_lock_init(&dev_priv->gt_lock);
mutex_init(&dev_priv->dpio_lock);
mutex_init(&dev_priv->rps.hw_lock);
mutex_init(&dev_priv->modeset_restore_lock);

2
drivers/gpu/drm/i915/intel_pm.c
View File

@@ -4507,8 +4507,6 @@ void intel_gt_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
spin_lock_init(&dev_priv->gt_lock);
if (IS_VALLEYVIEW(dev)) {
dev_priv->gt.force_wake_get = vlv_force_wake_get;
dev_priv->gt.force_wake_put = vlv_force_wake_put;