Re: [PATCH] drm/exynos: init vblank with real number of crtcs

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Hi Inki,

Gently ping.

Andrzej


On 09/19/2014 02:57 PM, Andrzej Hajda wrote:
> Initialization of vblank with MAX_CRTC caused attempts
> to disabling vblanks for non-existing crtcs in case
> drm used fewer crtcs. The patch fixes it.
> 
> Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
> ---
>  drivers/gpu/drm/exynos/exynos_drm_drv.c | 18 +++++++++---------
>  1 file changed, 9 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
> index 9b00e4e..dc4affd 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
> @@ -94,10 +94,6 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags)
>  	/* init kms poll for handling hpd */
>  	drm_kms_helper_poll_init(dev);
>  
> -	ret = drm_vblank_init(dev, MAX_CRTC);
> -	if (ret)
> -		goto err_mode_config_cleanup;
> -
>  	/* setup possible_clones. */
>  	exynos_drm_encoder_setup(dev);
>  
> @@ -106,22 +102,26 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags)
>  	/* Try to bind all sub drivers. */
>  	ret = component_bind_all(dev->dev, dev);
>  	if (ret)
> -		goto err_cleanup_vblank;
> +		goto err_mode_config_cleanup;
> +
> +	ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
> +	if (ret)
> +		goto err_unbind_all;
>  
>  	/* Probe non kms sub drivers and virtual display driver. */
>  	ret = exynos_drm_device_subdrv_probe(dev);
>  	if (ret)
> -		goto err_unbind_all;
> +		goto err_cleanup_vblank;
>  
>  	/* force connectors detection */
>  	drm_helper_hpd_irq_event(dev);
>  
>  	return 0;
>  
> -err_unbind_all:
> -	component_unbind_all(dev->dev, dev);
>  err_cleanup_vblank:
>  	drm_vblank_cleanup(dev);
> +err_unbind_all:
> +	component_unbind_all(dev->dev, dev);
>  err_mode_config_cleanup:
>  	drm_mode_config_cleanup(dev);
>  	drm_release_iommu_mapping(dev);
> @@ -138,8 +138,8 @@ static int exynos_drm_unload(struct drm_device *dev)
>  	exynos_drm_fbdev_fini(dev);
>  	drm_kms_helper_poll_fini(dev);
>  
> -	component_unbind_all(dev->dev, dev);
>  	drm_vblank_cleanup(dev);
> +	component_unbind_all(dev->dev, dev);
>  	drm_mode_config_cleanup(dev);
>  	drm_release_iommu_mapping(dev);
>  
> 

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