linux-kernel - Re: [PATCH V2 06/20] mfd: bcm590xx: Use devm_mfd_add_devices() for mfd

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Date:	Mon, 11 Apr 2016 10:15:46 +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,
	Matt Porter <mporter@...aro.org>
Subject: Re: [PATCH V2 06/20] mfd: bcm590xx: 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: Matt Porter <mporter@...aro.org>
> 
> ---
> Changes from V1:
> - Convert mfd to MFD.
> - Run checkpatch with --strict option and fix warning.
> 
>  drivers/mfd/bcm590xx.c | 11 ++---------
>  1 file changed, 2 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/mfd/bcm590xx.c b/drivers/mfd/bcm590xx.c
> index 320aaef..0d76d69 100644
> --- a/drivers/mfd/bcm590xx.c
> +++ b/drivers/mfd/bcm590xx.c
> @@ -82,8 +82,8 @@ static int bcm590xx_i2c_probe(struct i2c_client *i2c_pri,
>  		goto err;
>  	}
>  
> -	ret = mfd_add_devices(&i2c_pri->dev, -1, bcm590xx_devs,
> -			      ARRAY_SIZE(bcm590xx_devs), NULL, 0, NULL);
> +	ret = devm_mfd_add_devices(&i2c_pri->dev, -1, bcm590xx_devs,
> +				   ARRAY_SIZE(bcm590xx_devs), NULL, 0, NULL);
>  	if (ret < 0) {
>  		dev_err(&i2c_pri->dev, "failed to add sub-devices: %d\n", ret);
>  		goto err;
> @@ -96,12 +96,6 @@ err:
>  	return ret;
>  }
>  
> -static int bcm590xx_i2c_remove(struct i2c_client *i2c)
> -{
> -	mfd_remove_devices(&i2c->dev);
> -	return 0;
> -}
> -
>  static const struct of_device_id bcm590xx_of_match[] = {
>  	{ .compatible = "brcm,bcm59056" },
>  	{ }
> @@ -120,7 +114,6 @@ static struct i2c_driver bcm590xx_i2c_driver = {
>  		   .of_match_table = of_match_ptr(bcm590xx_of_match),
>  	},
>  	.probe = bcm590xx_i2c_probe,
> -	.remove = bcm590xx_i2c_remove,
>  	.id_table = bcm590xx_i2c_id,
>  };
>  module_i2c_driver(bcm590xx_i2c_driver);

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