380 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_panel_detect()  local
383 	if (!i915.panel_ignore_lid && dev_priv->opregion.lid_state) {  in intel_panel_detect()
384 		return *dev_priv->opregion.lid_state & 0x1 ?  in intel_panel_detect()
465 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_panel_compute_brightness()  local
474 	    dev_priv->quirks & QUIRK_INVERT_BRIGHTNESS) {  in intel_panel_compute_brightness()
484 	struct drm_i915_private *dev_priv = dev->dev_private;  in lpt_get_backlight()  local
492 	struct drm_i915_private *dev_priv = dev->dev_private;  in pch_get_backlight()  local
500 	struct drm_i915_private *dev_priv = dev->dev_private;  in i9xx_get_backlight()  local
520 	struct drm_i915_private *dev_priv = dev->dev_private;  in _vlv_get_backlight()  local
540 	struct drm_i915_private *dev_priv = dev->dev_private;  in bxt_get_backlight()  local
557 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_panel_get_backlight()  local
561 	mutex_lock(&dev_priv->backlight_lock);  in intel_panel_get_backlight()
568 	mutex_unlock(&dev_priv->backlight_lock);  in intel_panel_get_backlight()
577 	struct drm_i915_private *dev_priv = dev->dev_private;  in lpt_set_backlight()  local
585 	struct drm_i915_private *dev_priv = dev->dev_private;  in pch_set_backlight()  local
595 	struct drm_i915_private *dev_priv = dev->dev_private;  in i9xx_set_backlight()  local
623 	struct drm_i915_private *dev_priv = dev->dev_private;  in vlv_set_backlight()  local
637 	struct drm_i915_private *dev_priv = dev->dev_private;  in bxt_set_backlight()  local
667 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_panel_set_backlight()  local
674 	mutex_lock(&dev_priv->backlight_lock);  in intel_panel_set_backlight()
684 	mutex_unlock(&dev_priv->backlight_lock);  in intel_panel_set_backlight()
694 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_panel_set_backlight_acpi()  local
708 	mutex_lock(&dev_priv->backlight_lock);  in intel_panel_set_backlight_acpi()
724 	mutex_unlock(&dev_priv->backlight_lock);  in intel_panel_set_backlight_acpi()
730 	struct drm_i915_private *dev_priv = dev->dev_private;  in lpt_disable_backlight()  local
756 	struct drm_i915_private *dev_priv = dev->dev_private;  in pch_disable_backlight()  local
776 	struct drm_i915_private *dev_priv = dev->dev_private;  in i965_disable_backlight()  local
788 	struct drm_i915_private *dev_priv = dev->dev_private;  in vlv_disable_backlight()  local
804 	struct drm_i915_private *dev_priv = dev->dev_private;  in bxt_disable_backlight()  local
834 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_panel_disable_backlight()  local
851 	mutex_lock(&dev_priv->backlight_lock);  in intel_panel_disable_backlight()
858 	mutex_unlock(&dev_priv->backlight_lock);  in intel_panel_disable_backlight()
864 	struct drm_i915_private *dev_priv = dev->dev_private;  in lpt_enable_backlight()  local
883 	if (HAS_PCH_LPT(dev_priv))  in lpt_enable_backlight()
897 	struct drm_i915_private *dev_priv = dev->dev_private;  in pch_enable_backlight()  local
901 		intel_pipe_to_cpu_transcoder(dev_priv, pipe);  in pch_enable_backlight()
944 	struct drm_i915_private *dev_priv = dev->dev_private;  in i9xx_enable_backlight()  local
982 	struct drm_i915_private *dev_priv = dev->dev_private;  in i965_enable_backlight()  local
1016 	struct drm_i915_private *dev_priv = dev->dev_private;  in vlv_enable_backlight()  local
1048 	struct drm_i915_private *dev_priv = dev->dev_private;  in bxt_enable_backlight()  local
1106 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_panel_enable_backlight()  local
1115 	mutex_lock(&dev_priv->backlight_lock);  in intel_panel_enable_backlight()
1133 	mutex_unlock(&dev_priv->backlight_lock);  in intel_panel_enable_backlight()
1173 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_backlight_device_get_brightness()  local
1177 	intel_runtime_pm_get(dev_priv);  in intel_backlight_device_get_brightness()
1184 	intel_runtime_pm_put(dev_priv);  in intel_backlight_device_get_brightness()
1274 	struct drm_i915_private *dev_priv = dev->dev_private;  in spt_hz_to_pwm()  local
1295 	struct drm_i915_private *dev_priv = dev->dev_private;  in lpt_hz_to_pwm()  local
1303 	if (dev_priv->pch_id == INTEL_PCH_LPT_DEVICE_ID_TYPE)  in lpt_hz_to_pwm()
1334 	struct drm_i915_private *dev_priv = dev->dev_private;  in i9xx_hz_to_pwm()  local
1340 		clock = 1000 * dev_priv->display.get_display_clock_speed(dev);  in i9xx_hz_to_pwm()
1352 	struct drm_i915_private *dev_priv = dev->dev_private;  in i965_hz_to_pwm()  local
1353 	int clock = 1000 * dev_priv->display.get_display_clock_speed(dev);  in i965_hz_to_pwm()
1366 	struct drm_i915_private *dev_priv = dev->dev_private;  in vlv_hz_to_pwm()  local
1383 	struct drm_i915_private *dev_priv = dev->dev_private;  in get_backlight_max_vbt()  local
1385 	u16 pwm_freq_hz = dev_priv->vbt.backlight.pwm_freq_hz;  in get_backlight_max_vbt()
1415 	struct drm_i915_private *dev_priv = dev->dev_private;  in get_backlight_min_vbt()  local
1428 	min = clamp_t(int, dev_priv->vbt.backlight.min_brightness, 0, 64);  in get_backlight_min_vbt()
1429 	if (min != dev_priv->vbt.backlight.min_brightness) {  in get_backlight_min_vbt()
1431 			      dev_priv->vbt.backlight.min_brightness, min);  in get_backlight_min_vbt()
1441 	struct drm_i915_private *dev_priv = dev->dev_private;  in lpt_setup_backlight()  local
1471 	struct drm_i915_private *dev_priv = dev->dev_private;  in pch_setup_backlight()  local
1502 	struct drm_i915_private *dev_priv = dev->dev_private;  in i9xx_setup_backlight()  local
1540 	struct drm_i915_private *dev_priv = dev->dev_private;  in i965_setup_backlight()  local
1574 	struct drm_i915_private *dev_priv = dev->dev_private;  in vlv_setup_backlight()  local
1608 	struct drm_i915_private *dev_priv = dev->dev_private;  in bxt_setup_backlight()  local
1687 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_panel_setup_backlight()  local
1692 	if (!dev_priv->vbt.backlight.present) {  in intel_panel_setup_backlight()
1693 		if (dev_priv->quirks & QUIRK_BACKLIGHT_PRESENT) {  in intel_panel_setup_backlight()
1706 	mutex_lock(&dev_priv->backlight_lock);  in intel_panel_setup_backlight()
1708 	mutex_unlock(&dev_priv->backlight_lock);  in intel_panel_setup_backlight()
1745 	struct drm_i915_private *dev_priv = dev->dev_private;  in intel_panel_init_backlight_funcs()  local
1771 		if (dev_priv->vbt.has_mipi) {  in intel_panel_init_backlight_funcs()