linux-kernel - Re: [PATCH V2 09/20] mfd: menf21bmc: Use devm_mfd_add_devices() for mfd

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Date:	Mon, 11 Apr 2016 10:16:16 +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
Subject: Re: [PATCH V2 09/20] mfd: menf21bmc: 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: Andreas Werner <andreas.werner@....de>
> Reviewed-by: Andreas Werner <andreas.werner@....de>
> 
> ---
> Changes from V1:
> - Convert mfd to MFD.
> - Run checkpatch with --strict option and fix warning.
> - Collected reviewed by.
> 
>  drivers/mfd/menf21bmc.c | 11 ++---------
>  1 file changed, 2 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/mfd/menf21bmc.c b/drivers/mfd/menf21bmc.c
> index 1c27434..3ad2def 100644
> --- a/drivers/mfd/menf21bmc.c
> +++ b/drivers/mfd/menf21bmc.c
> @@ -96,8 +96,8 @@ menf21bmc_probe(struct i2c_client *client, const struct i2c_device_id *ids)
>  		return ret;
>  	}
>  
> -	ret = mfd_add_devices(&client->dev, 0, menf21bmc_cell,
> -			      ARRAY_SIZE(menf21bmc_cell), NULL, 0, NULL);
> +	ret = devm_mfd_add_devices(&client->dev, 0, menf21bmc_cell,
> +				   ARRAY_SIZE(menf21bmc_cell), NULL, 0, NULL);
>  	if (ret < 0) {
>  		dev_err(&client->dev, "failed to add BMC sub-devices\n");
>  		return ret;
> @@ -106,12 +106,6 @@ menf21bmc_probe(struct i2c_client *client, const struct i2c_device_id *ids)
>  	return 0;
>  }
>  
> -static int menf21bmc_remove(struct i2c_client *client)
> -{
> -	mfd_remove_devices(&client->dev);
> -	return 0;
> -}
> -
>  static const struct i2c_device_id menf21bmc_id_table[] = {
>  	{ "menf21bmc" },
>  	{ }
> @@ -122,7 +116,6 @@ static struct i2c_driver menf21bmc_driver = {
>  	.driver.name	= "menf21bmc",
>  	.id_table	= menf21bmc_id_table,
>  	.probe		= menf21bmc_probe,
> -	.remove		= menf21bmc_remove,
>  };
>  
>  module_i2c_driver(menf21bmc_driver);

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