diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index a5fa40ab5de2..8d5da222a187 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -163,11 +163,6 @@ static void ivb_parity_work(struct work_struct *work) u32 misccpctl; u8 slice = 0; - /* We must turn off DOP level clock gating to access the L3 registers. - * In order to prevent a get/put style interface, acquire struct mutex - * any time we access those registers. - */ - mutex_lock(&dev_priv->drm.struct_mutex); /* If we've screwed up tracking, just let the interrupt fire again */ if (drm_WARN_ON(&dev_priv->drm, !dev_priv->l3_parity.which_slice)) @@ -225,7 +220,6 @@ out: gen5_gt_enable_irq(gt, GT_PARITY_ERROR(dev_priv)); spin_unlock_irq(gt->irq_lock); - mutex_unlock(&dev_priv->drm.struct_mutex); } static irqreturn_t valleyview_irq_handler(int irq, void *arg) |