Re: [PATCH] drm/sun4i: Add error handling in sun4i_layer_init_one()

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Hi!

Dne nedelja, 24. september 2023 ob 09:42:16 CEST je liuhaoran napisal(a):
> This patch adds error-handling for the drm_plane_create_alpha_property()
> and drm_plane_create_zpos_property() inside the dw_hdmi_imx_probe().

dw_hdmi_imx_probe() is not from this driver.

Best regards,
Jernej

> 
> Signed-off-by: liuhaoran <liuhaoran14@xxxxxxx>
> ---
>  drivers/gpu/drm/sun4i/sun4i_layer.c | 19 ++++++++++++++++---
>  1 file changed, 16 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c
> index 98f3176366c0..a3343afb7935 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_layer.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c
> @@ -224,9 +224,22 @@ static struct sun4i_layer *sun4i_layer_init_one(struct drm_device *drm,
>  	drm_plane_helper_add(&layer->plane,
>  			     &sun4i_backend_layer_helper_funcs);
>  
> -	drm_plane_create_alpha_property(&layer->plane);
> -	drm_plane_create_zpos_property(&layer->plane, layer->id,
> -				       0, SUN4I_BACKEND_NUM_LAYERS - 1);
> +	ret = drm_plane_create_alpha_property(&layer->plane);
> +
> +	if (ret) {
> +		dev_err(drm->dev, "Failed to install alpha property,
> +			rc = %d\n", ret);
> +		return ERR_PTR(ret);
> +	}
> +
> +	ret = drm_plane_create_zpos_property(&layer->plane, layer->id, 0,
> +					     SUN4I_BACKEND_NUM_LAYERS - 1);
> +
> +	if (ret) {
> +		dev_err(drm->dev, "Failed to install zpos property,
> +			rc = %d\n", ret);
> +		return ERR_PTR(ret);
> +	}
>  
>  	return layer;
>  }
> 







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