diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 43b804357bc..3536bfe537d 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -616,6 +616,9 @@ static int i915_drm_thaw_early(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; + if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + hsw_disable_pc8(dev_priv); + intel_uncore_early_sanitize(dev); intel_uncore_sanitize(dev); intel_power_domains_init_hw(dev_priv); @@ -899,6 +902,7 @@ static int i915_pm_suspend_late(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); + struct drm_i915_private *dev_priv = drm_dev->dev_private; /* * We have a suspedn ordering issue with the snd-hda driver also @@ -912,6 +916,9 @@ static int i915_pm_suspend_late(struct device *dev) if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF) return 0; + if (IS_HASWELL(drm_dev) || IS_BROADWELL(drm_dev)) + hsw_enable_pc8(dev_priv); + pci_disable_device(pdev); pci_set_power_state(pdev, PCI_D3hot); |