[PATCH 32/44] drm/mcde: Use devm_drm_dev_alloc

[Sam Ravnborg]

On Fri, Apr 03, 2020 at 03:58:16PM +0200, Daniel Vetter wrote:
> Already using devm_drm_dev_init, so very simple replacment.
> 
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> Cc: Linus Walleij <linus.walleij at linaro.org>
Acked-by: Sam Ravnborg <sam at ravnborg.org>

But one comment below.

> ---
>  drivers/gpu/drm/mcde/mcde_drv.c | 16 ++++------------
>  1 file changed, 4 insertions(+), 12 deletions(-)
> 
> diff --git a/drivers/gpu/drm/mcde/mcde_drv.c b/drivers/gpu/drm/mcde/mcde_drv.c
> index 88cc6b4a7a64..bdb525e3c5d7 100644
> --- a/drivers/gpu/drm/mcde/mcde_drv.c
> +++ b/drivers/gpu/drm/mcde/mcde_drv.c
> @@ -307,24 +307,16 @@ static int mcde_probe(struct platform_device *pdev)
>  	int ret;
>  	int i;
>  
> -	mcde = kzalloc(sizeof(*mcde), GFP_KERNEL);
> -	if (!mcde)
> -		return -ENOMEM;
> -	mcde->dev = dev;
> -
> -	ret = devm_drm_dev_init(dev, &mcde->drm, &mcde_drm_driver);
> -	if (ret) {
> -		kfree(mcde);
> -		return ret;
> -	}
> +	mcde = devm_drm_dev_alloc(dev, &mcde_drm_driver, struct mcde, drm);
> +	if (IS_ERR(mcde))
> +		return PTR_ERR(mcde);
>  	drm = &mcde->drm;
>  	drm->dev_private = mcde;
> -	drmm_add_final_kfree(drm, mcde);
> +	mcde->dev = dev;
>  	platform_set_drvdata(pdev, drm);
>  
>  	/* Enable continuous updates: this is what Linux' framebuffer expects */
>  	mcde->oneshot_mode = false;
> -	drm->dev_private = mcde;
It is assinged twice - but this change really belongs in next patch.

>  
>  	/* First obtain and turn on the main power */
>  	mcde->epod = devm_regulator_get(dev, "epod");
> -- 
> 2.25.1
> 
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