linux-kernel - Re: [PATCH V2 03/20] mfd: act8945a: Use devm_mfd_add_devices() for mfd

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Message-ID: <20160411091522.GQ4592@x1>
Date:	Mon, 11 Apr 2016 10:15:22 +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,
	Wenyou Yang <wenyou.yang@...el.com>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>
Subject: Re: [PATCH V2 03/20] mfd: act8945a: 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: Wenyou Yang <wenyou.yang@...el.com>
> CC: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> 
> ---
> Changes from V1:
> - Convert mfd to MFD.
> - Run checkpatch with --strict option and fix warning.
> 
>  drivers/mfd/act8945a.c | 13 +++----------
>  1 file changed, 3 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/mfd/act8945a.c b/drivers/mfd/act8945a.c
> index 525b546..10c6d2d 100644
> --- a/drivers/mfd/act8945a.c
> +++ b/drivers/mfd/act8945a.c
> @@ -46,8 +46,9 @@ static int act8945a_i2c_probe(struct i2c_client *i2c,
>  
>  	i2c_set_clientdata(i2c, regmap);
>  
> -	ret = mfd_add_devices(&i2c->dev, PLATFORM_DEVID_NONE, act8945a_devs,
> -			      ARRAY_SIZE(act8945a_devs), NULL, 0, NULL);
> +	ret = devm_mfd_add_devices(&i2c->dev, PLATFORM_DEVID_NONE,
> +				   act8945a_devs, ARRAY_SIZE(act8945a_devs),
> +				   NULL, 0, NULL);
>  	if (ret) {
>  		dev_err(&i2c->dev, "Failed to add sub devices\n");
>  		return ret;
> @@ -56,13 +57,6 @@ static int act8945a_i2c_probe(struct i2c_client *i2c,
>  	return 0;
>  }
>  
> -static int act8945a_i2c_remove(struct i2c_client *i2c)
> -{
> -	mfd_remove_devices(&i2c->dev);
> -
> -	return 0;
> -}
> -
>  static const struct i2c_device_id act8945a_i2c_id[] = {
>  	{ "act8945a", 0 },
>  	{}
> @@ -81,7 +75,6 @@ static struct i2c_driver act8945a_i2c_driver = {
>  		   .of_match_table = of_match_ptr(act8945a_of_match),
>  	},
>  	.probe = act8945a_i2c_probe,
> -	.remove = act8945a_i2c_remove,
>  	.id_table = act8945a_i2c_id,
>  };
>  

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