On Wed, Aug 03, 2016 at 02:44:37PM -0700, Rodrigo Vivi wrote:
> +void intel_psr_rpm_block(struct drm_i915_private *dev_priv)
> +{
if (WARN_ON(dev_priv->psr.rpm_block))
return;
dev_priv->psr.rpm_block = true;
if (READ_ONCE(!dev_priv->psr.enabled))
return;
mutex_lock(&dev_priv->psr.lock);
intel_psr_exit(dev_priv);
mutex_unlock(&dev_priv->psr.lock);
> +}
> +void intel_psr_rpm_unblock(struct drm_i915_private *dev_priv)
> +{
if (WARN_ON(!dev_priv->psr.rpm_block))
return;
dev_priv->psr.rpm_block = false;
if (READ_ONCE(!dev_priv->psr.enabled))
return;
mutex_lock(&dev_priv->psr.lock);
/* intel_psr_enter() ? */
if (dev_priv->psr.enabled)
schedule_delayed_work(&dev_priv->psr.work,
msecs_to_jiffies(100));
mutex_unlock(&dev_priv->psr.lock);
> +}
--
Chris Wilson, Intel Open Source Technology Centre
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