diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_panel.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_panel.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index b0f6e6cc4354..20ebc3e83d39 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -845,11 +845,14 @@ static int intel_backlight_device_get_brightness(struct backlight_device *bd) { struct intel_connector *connector = bl_get_data(bd); struct drm_device *dev = connector->base.dev; + struct drm_i915_private *dev_priv = dev->dev_private; int ret; + intel_runtime_pm_get(dev_priv); mutex_lock(&dev->mode_config.mutex); ret = intel_panel_get_backlight(connector); mutex_unlock(&dev->mode_config.mutex); + intel_runtime_pm_put(dev_priv); return ret; } |