linux-kernel - Re: [PATCH V2 05/20] mfd: atmel-hlcdc: Use devm_mfd_add_devices() for mfd

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Message-ID: <20160411091539.GS4592@x1>
Date:	Mon, 11 Apr 2016 10:15:39 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	corbet@....net, andreas.werner@....de, tony@...mide.com,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-omap@...r.kernel.org, patches@...nsource.wolfsonmicro.com,
	Boris Brezillon <boris.brezillon@...e-electrons.com>
Subject: Re: [PATCH V2 05/20] mfd: atmel-hlcdc: Use devm_mfd_add_devices()
 for mfd_device registration

Applied, thanks.

On Fri, 08 Apr 2016, Laxman Dewangan wrote:

> Use devm_mfd_add_devices() for MFD devices registration and get
> rid of .remove callback to remove MFD child-devices. This is done
> by managed device framework.
> 
> Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
> CC: Boris Brezillon <boris.brezillon@...e-electrons.com>
> Acked-by: Boris Brezillon <boris.brezillon@...e-electrons.com>
> 
> ---
> Changes from V1:
> - Convert mfd to MFD.
> - Run checkpatch with --strict option and fix warning.
> - Collected acks.
> 
>  drivers/mfd/atmel-hlcdc.c | 14 +++-----------
>  1 file changed, 3 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/mfd/atmel-hlcdc.c b/drivers/mfd/atmel-hlcdc.c
> index 06c2058..eca7ea6 100644
> --- a/drivers/mfd/atmel-hlcdc.c
> +++ b/drivers/mfd/atmel-hlcdc.c
> @@ -128,16 +128,9 @@ static int atmel_hlcdc_probe(struct platform_device *pdev)
>  
>  	dev_set_drvdata(dev, hlcdc);
>  
> -	return mfd_add_devices(dev, -1, atmel_hlcdc_cells,
> -			       ARRAY_SIZE(atmel_hlcdc_cells),
> -			       NULL, 0, NULL);
> -}
> -
> -static int atmel_hlcdc_remove(struct platform_device *pdev)
> -{
> -	mfd_remove_devices(&pdev->dev);
> -
> -	return 0;
> +	return devm_mfd_add_devices(dev, -1, atmel_hlcdc_cells,
> +				    ARRAY_SIZE(atmel_hlcdc_cells),
> +				    NULL, 0, NULL);
>  }
>  
>  static const struct of_device_id atmel_hlcdc_match[] = {
> @@ -152,7 +145,6 @@ MODULE_DEVICE_TABLE(of, atmel_hlcdc_match);
>  
>  static struct platform_driver atmel_hlcdc_driver = {
>  	.probe = atmel_hlcdc_probe,
> -	.remove = atmel_hlcdc_remove,
>  	.driver = {
>  		.name = "atmel-hlcdc",
>  		.of_match_table = atmel_hlcdc_match,

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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