diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_lvds.c | 5 |
3 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 435082e4073..1f9e4503b07 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -89,6 +89,8 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state) pci_set_power_state(dev->pdev, PCI_D3hot); } + dev_priv->suspended = 1; + return 0; } @@ -124,6 +126,8 @@ static int i915_resume(struct drm_device *dev) drm_helper_resume_force_mode(dev); } + dev_priv->suspended = 0; + return ret; } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index bcc1be281de..d814b695793 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -253,6 +253,7 @@ typedef struct drm_i915_private { struct workqueue_struct *wq; /* Register state */ + bool suspended; u8 saveLBB; u32 saveDSPACNTR; u32 saveDSPBCNTR; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 4c55596649f..c1cc5566e20 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -651,8 +651,11 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val, container_of(nb, struct drm_i915_private, lid_notifier); struct drm_device *dev = dev_priv->dev; - if (acpi_lid_open()) + if (acpi_lid_open() && !dev_priv->suspended) { + mutex_lock(&dev->mode_config.mutex); drm_helper_resume_force_mode(dev); + mutex_unlock(&dev->mode_config.mutex); + } drm_sysfs_hotplug_event(dev_priv->dev); |