diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_panel.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_panel.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index 54684168de1..1f2996031ad 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -574,6 +574,8 @@ void intel_panel_enable_backlight(struct drm_device *dev, intel_pipe_to_cpu_transcoder(dev_priv, pipe); unsigned long flags; + DRM_DEBUG_KMS("pipe=%d\n", pipe); + spin_lock_irqsave(&dev_priv->backlight.lock, flags); if (dev_priv->backlight.level == 0) { @@ -680,6 +682,8 @@ intel_panel_detect(struct drm_device *dev) static int intel_panel_update_status(struct backlight_device *bd) { struct drm_device *dev = bl_get_data(bd); + DRM_DEBUG_KMS("updating intel_backlight, brightness=%d/%d\n", + bd->props.brightness, bd->props.max_brightness); intel_panel_set_backlight(dev, bd->props.brightness, bd->props.max_brightness); return 0; |