[PATCH v4 1/3] drm/i915: Add intel_bios_cleanup() function

[Hans de Goede]

Hi,

On 06-02-18 15:12, Hans de Goede wrote:
> Add an intel_bios_cleanup() function to act as counterpart of
> intel_bios_init() and move the cleanup of vbt related resources there,
> putting it in the same file as the allocation.
> 
> Signed-off-by: Hans de Goede <hdegoede at redhat.com>

Can I get an Acked-by for this patch and 2/3 please? Then I can
push this series.

Regards,

Hans

> ---
>   drivers/gpu/drm/i915/i915_drv.c   | 14 +-------------
>   drivers/gpu/drm/i915/i915_drv.h   |  1 +
>   drivers/gpu/drm/i915/intel_bios.c | 21 +++++++++++++++++++++
>   3 files changed, 23 insertions(+), 13 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index e9f1daf258fe..7f094bbc2a7f 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -1446,19 +1446,7 @@ void i915_driver_unload(struct drm_device *dev)
>   
>   	intel_modeset_cleanup(dev);
>   
> -	/*
> -	 * free the memory space allocated for the child device
> -	 * config parsed from VBT
> -	 */
> -	if (dev_priv->vbt.child_dev && dev_priv->vbt.child_dev_num) {
> -		kfree(dev_priv->vbt.child_dev);
> -		dev_priv->vbt.child_dev = NULL;
> -		dev_priv->vbt.child_dev_num = 0;
> -	}
> -	kfree(dev_priv->vbt.sdvo_lvds_vbt_mode);
> -	dev_priv->vbt.sdvo_lvds_vbt_mode = NULL;
> -	kfree(dev_priv->vbt.lfp_lvds_vbt_mode);
> -	dev_priv->vbt.lfp_lvds_vbt_mode = NULL;
> +	intel_bios_cleanup(dev_priv);
>   
>   	vga_switcheroo_unregister_client(pdev);
>   	vga_client_register(pdev, NULL, NULL, NULL);
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index d6b5ac2a563d..1cccea1b87bc 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -3675,6 +3675,7 @@ extern void intel_i2c_reset(struct drm_i915_private *dev_priv);
>   
>   /* intel_bios.c */
>   void intel_bios_init(struct drm_i915_private *dev_priv);
> +void intel_bios_cleanup(struct drm_i915_private *dev_priv);
>   bool intel_bios_is_valid_vbt(const void *buf, size_t size);
>   bool intel_bios_is_tv_present(struct drm_i915_private *dev_priv);
>   bool intel_bios_is_lvds_present(struct drm_i915_private *dev_priv, u8 *i2c_pin);
> diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
> index 4e74aa2f16bc..f9550507bb9f 100644
> --- a/drivers/gpu/drm/i915/intel_bios.c
> +++ b/drivers/gpu/drm/i915/intel_bios.c
> @@ -1610,6 +1610,27 @@ void intel_bios_init(struct drm_i915_private *dev_priv)
>   		pci_unmap_rom(pdev, bios);
>   }
>   
> +/**
> + * intel_bios_cleanup - Free any resources allocated by intel_bios_init()
> + * @dev_priv: i915 device instance
> + */
> +void intel_bios_cleanup(struct drm_i915_private *dev_priv)
> +{
> +	/*
> +	 * free the memory space allocated for the child device
> +	 * config parsed from VBT
> +	 */
> +	if (dev_priv->vbt.child_dev && dev_priv->vbt.child_dev_num) {
> +		kfree(dev_priv->vbt.child_dev);
> +		dev_priv->vbt.child_dev = NULL;
> +		dev_priv->vbt.child_dev_num = 0;
> +	}
> +	kfree(dev_priv->vbt.sdvo_lvds_vbt_mode);
> +	dev_priv->vbt.sdvo_lvds_vbt_mode = NULL;
> +	kfree(dev_priv->vbt.lfp_lvds_vbt_mode);
> +	dev_priv->vbt.lfp_lvds_vbt_mode = NULL;
> +}
> +
>   /**
>    * intel_bios_is_tv_present - is integrated TV present in VBT
>    * @dev_priv:	i915 device instance
>