Re: [PATCH] drm/cirrus: add drm_driver.release callback.

[Thomas Zimmermann <tzimmermann@suse.de>]

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Am 07.02.20 um 13:13 schrieb Gerd Hoffmann:
> Move final cleanups from cirrus_pci_remove() to the new callback.
> Add drm_atomic_helper_shutdown() call to cirrus_pci_remove().
> 
> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>

> ---
>  drivers/gpu/drm/cirrus/cirrus.c | 17 ++++++++++++-----
>  1 file changed, 12 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/cirrus/cirrus.c b/drivers/gpu/drm/cirrus/cirrus.c
> index a91fb0d7282c..39a9e964aac9 100644
> --- a/drivers/gpu/drm/cirrus/cirrus.c
> +++ b/drivers/gpu/drm/cirrus/cirrus.c
> @@ -502,6 +502,16 @@ static void cirrus_mode_config_init(struct cirrus_device *cirrus)
>  
>  /* ------------------------------------------------------------------ */
>  
> +static void cirrus_release(struct drm_device *dev)
> +{
> +	struct cirrus_device *cirrus = dev->dev_private;
> +
> +	drm_mode_config_cleanup(dev);
> +	iounmap(cirrus->mmio);
> +	iounmap(cirrus->vram);
> +	kfree(cirrus);
> +}
> +
>  DEFINE_DRM_GEM_FOPS(cirrus_fops);
>  
>  static struct drm_driver cirrus_driver = {
> @@ -515,6 +525,7 @@ static struct drm_driver cirrus_driver = {
>  
>  	.fops		 = &cirrus_fops,
>  	DRM_GEM_SHMEM_DRIVER_OPS,
> +	.release         = cirrus_release,
>  };
>  
>  static int cirrus_pci_probe(struct pci_dev *pdev,
> @@ -596,14 +607,10 @@ static int cirrus_pci_probe(struct pci_dev *pdev,
>  static void cirrus_pci_remove(struct pci_dev *pdev)
>  {
>  	struct drm_device *dev = pci_get_drvdata(pdev);
> -	struct cirrus_device *cirrus = dev->dev_private;
>  
>  	drm_dev_unregister(dev);
> -	drm_mode_config_cleanup(dev);
> -	iounmap(cirrus->mmio);
> -	iounmap(cirrus->vram);
> +	drm_atomic_helper_shutdown(dev);
>  	drm_dev_put(dev);
> -	kfree(cirrus);
>  	pci_release_regions(pdev);
>  }
>  
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer


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