From: Jesse Barnes Date: Wed, 18 Jun 2014 16:52:55 +0000 (-0700) Subject: drm/i915: use runtime irq suspend/resume in freeze/thaw X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e11aa362308f5de467ce355a2a2471321b15a35c;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git drm/i915: use runtime irq suspend/resume in freeze/thaw We don't need to uninstall the full handler, simply disabling interrupts ought to be enough. Signed-off-by: Jesse Barnes Reviewed-by: Imre Deak Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 7ae4e2a20493..be9774148426 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -522,7 +522,7 @@ static int i915_drm_freeze(struct drm_device *dev) return error; } - drm_irq_uninstall(dev); + intel_runtime_pm_disable_interrupts(dev); dev_priv->enable_hotplug_processing = false; intel_suspend_gt_powersave(dev); @@ -646,8 +646,7 @@ static int __i915_drm_thaw(struct drm_device *dev, bool restore_gtt_mappings) } mutex_unlock(&dev->struct_mutex); - /* We need working interrupts for modeset enabling ... */ - drm_irq_install(dev, dev->pdev->irq); + intel_runtime_pm_restore_interrupts(dev); intel_modeset_init_hw(dev); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 8148d06b5b5e..1cce0a590979 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4880,7 +4880,7 @@ void intel_suspend_gt_powersave(struct drm_device *dev) struct drm_i915_private *dev_priv = dev->dev_private; /* Interrupts should be disabled already to avoid re-arming. */ - WARN_ON(dev->irq_enabled); + WARN_ON(dev->irq_enabled && !dev_priv->pm.irqs_disabled); flush_delayed_work(&dev_priv->rps.delayed_resume_work); @@ -4892,7 +4892,7 @@ void intel_disable_gt_powersave(struct drm_device *dev) struct drm_i915_private *dev_priv = dev->dev_private; /* Interrupts should be disabled already to avoid re-arming. */ - WARN_ON(dev->irq_enabled); + WARN_ON(dev->irq_enabled && !dev_priv->pm.irqs_disabled); if (IS_IRONLAKE_M(dev)) { ironlake_disable_drps(dev);