diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index e570ad7a9df..74516930de7 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -172,6 +172,7 @@ static const struct intel_device_info intel_i85x_info = { .gen = 2, .is_i85x = 1, .is_mobile = 1, .num_pipes = 2, .cursor_needs_physical = 1, .has_overlay = 1, .overlay_needs_physical = 1, + .has_fbc = 1, .ring_mask = RENDER_RING, }; @@ -191,6 +192,7 @@ static const struct intel_device_info intel_i915gm_info = { .cursor_needs_physical = 1, .has_overlay = 1, .overlay_needs_physical = 1, .supports_tv = 1, + .has_fbc = 1, .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_i945g_info = { @@ -203,6 +205,7 @@ static const struct intel_device_info intel_i945gm_info = { .has_hotplug = 1, .cursor_needs_physical = 1, .has_overlay = 1, .overlay_needs_physical = 1, .supports_tv = 1, + .has_fbc = 1, .ring_mask = RENDER_RING, }; @@ -502,6 +505,8 @@ static int i915_drm_freeze(struct drm_device *dev) struct drm_i915_private *dev_priv = dev->dev_private; struct drm_crtc *crtc; + intel_runtime_pm_get(dev_priv); + /* ignore lid events during suspend */ mutex_lock(&dev_priv->modeset_restore_lock); dev_priv->modeset_restore = MODESET_SUSPENDED; @@ -688,6 +693,8 @@ static int __i915_drm_thaw(struct drm_device *dev, bool restore_gtt_mappings) mutex_lock(&dev_priv->modeset_restore_lock); dev_priv->modeset_restore = MODESET_DONE; mutex_unlock(&dev_priv->modeset_restore_lock); + + intel_runtime_pm_put(dev_priv); return error; } @@ -902,6 +909,38 @@ static int i915_pm_poweroff(struct device *dev) return i915_drm_freeze(drm_dev); } +static int i915_runtime_suspend(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct drm_device *dev = pci_get_drvdata(pdev); + struct drm_i915_private *dev_priv = dev->dev_private; + + WARN_ON(!HAS_RUNTIME_PM(dev)); + + DRM_DEBUG_KMS("Suspending device\n"); + + dev_priv->pm.suspended = true; + intel_opregion_notify_adapter(dev, PCI_D3cold); + + return 0; +} + +static int i915_runtime_resume(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct drm_device *dev = pci_get_drvdata(pdev); + struct drm_i915_private *dev_priv = dev->dev_private; + + WARN_ON(!HAS_RUNTIME_PM(dev)); + + DRM_DEBUG_KMS("Resuming device\n"); + + intel_opregion_notify_adapter(dev, PCI_D0); + dev_priv->pm.suspended = false; + + return 0; +} + static const struct dev_pm_ops i915_pm_ops = { .suspend = i915_pm_suspend, .resume = i915_pm_resume, @@ -909,6 +948,8 @@ static const struct dev_pm_ops i915_pm_ops = { .thaw = i915_pm_thaw, .poweroff = i915_pm_poweroff, .restore = i915_pm_resume, + .runtime_suspend = i915_runtime_suspend, + .runtime_resume = i915_runtime_resume, }; static const struct vm_operations_struct i915_gem_vm_ops = { |