[PATCH 03/10] drm/i915/lvds: Move the acpi_lid_notifier from drm_i915_private to the connector

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On Fri, 19 Oct 2012 14:51:45 +0300
Jani Nikula <jani.nikula at intel.com> wrote:

> Based on earlier work by Chris Wilson <chris at chris-wilson.co.uk>
> 
> CC: Chris Wilson <chris at chris-wilson.co.uk>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_drv.h   |    2 --
>  drivers/gpu/drm/i915/intel_lvds.c |   32 +++++++++++++++++---------------
>  2 files changed, 17 insertions(+), 17 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 4728d30..f63ae1c 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -507,8 +507,6 @@ typedef struct drm_i915_private {
>  	} edp;
>  	bool no_aux_handshake;
>  
> -	struct notifier_block lid_notifier;
> -
>  	int crt_ddc_pin;
>  	struct drm_i915_fence_reg fence_regs[I915_MAX_NUM_FENCES]; /* assume 965 */
>  	int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */
> diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
> index 4a2f6fa..f3edbf6 100644
> --- a/drivers/gpu/drm/i915/intel_lvds.c
> +++ b/drivers/gpu/drm/i915/intel_lvds.c
> @@ -43,6 +43,8 @@
>  /* Private structure for the integrated LVDS support */
>  struct intel_lvds_connector {
>  	struct intel_connector base;
> +
> +	struct notifier_block lid_notifier;
>  };
>  
>  struct intel_lvds_encoder {
> @@ -506,10 +508,11 @@ static const struct dmi_system_id intel_no_modeset_on_lid[] = {
>  static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
>  			    void *unused)
>  {
> -	struct drm_i915_private *dev_priv =
> -		container_of(nb, struct drm_i915_private, lid_notifier);
> -	struct drm_device *dev = dev_priv->dev;
> -	struct drm_connector *connector = dev_priv->int_lvds_connector;
> +	struct intel_lvds_connector *lvds_connector =
> +		container_of(nb, struct intel_lvds_connector, lid_notifier);
> +	struct drm_connector *connector = &lvds_connector->base.base;
> +	struct drm_device *dev = connector->dev;
> +	struct drm_i915_private *dev_priv = dev->dev_private;
>  
>  	if (dev->switch_power_state != DRM_SWITCH_POWER_ON)
>  		return NOTIFY_OK;
> @@ -518,9 +521,7 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
>  	 * check and update the status of LVDS connector after receiving
>  	 * the LID nofication event.
>  	 */
> -	if (connector)
> -		connector->status = connector->funcs->detect(connector,
> -							     false);
> +	connector->status = connector->funcs->detect(connector, false);
>  
>  	/* Don't force modeset on machines where it causes a GPU lockup */
>  	if (dmi_check_system(intel_no_modeset_on_lid))
> @@ -551,13 +552,14 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
>   */
>  static void intel_lvds_destroy(struct drm_connector *connector)
>  {
> -	struct drm_device *dev = connector->dev;
> -	struct drm_i915_private *dev_priv = dev->dev_private;
> +	struct intel_lvds_connector *lvds_connector =
> +		to_lvds_connector(connector);
> +
> +	if (lvds_connector->lid_notifier.notifier_call)
> +		acpi_lid_notifier_unregister(&lvds_connector->lid_notifier);
>  
> -	intel_panel_destroy_backlight(dev);
> +	intel_panel_destroy_backlight(connector->dev);
>  
> -	if (dev_priv->lid_notifier.notifier_call)
> -		acpi_lid_notifier_unregister(&dev_priv->lid_notifier);
>  	drm_sysfs_connector_remove(connector);
>  	drm_connector_cleanup(connector);
>  	kfree(connector);
> @@ -1097,10 +1099,10 @@ out:
>  		I915_WRITE(PP_CONTROL,
>  			   I915_READ(PP_CONTROL) | PANEL_UNLOCK_REGS);
>  	}
> -	dev_priv->lid_notifier.notifier_call = intel_lid_notify;
> -	if (acpi_lid_notifier_register(&dev_priv->lid_notifier)) {
> +	lvds_connector->lid_notifier.notifier_call = intel_lid_notify;
> +	if (acpi_lid_notifier_register(&lvds_connector->lid_notifier)) {
>  		DRM_DEBUG_KMS("lid notifier registration failed\n");
> -		dev_priv->lid_notifier.notifier_call = NULL;
> +		lvds_connector->lid_notifier.notifier_call = NULL;
>  	}
>  	/* keep the LVDS connector */
>  	dev_priv->int_lvds_connector = connector;

Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>

-- 
Jesse Barnes, Intel Open Source Technology Center


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