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Date:   Fri, 25 Oct 2019 09:50:50 +0100
From:   Daniel Thompson <daniel.thompson@linaro.org>
To:     Lee Jones <lee.jones@linaro.org>
Cc:     arnd@arndb.de, broonie@kernel.org, linus.walleij@linaro.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        baohua@kernel.org, stephan@gerhold.net
Subject: Re: [PATCH v3 04/10] mfd: cs5535-mfd: Register clients using their
 own dedicated MFD cell entries
Message-ID: <20191025085050.lwrhdwccof5vleie@holly.lan>
References: <20191024163832.31326-1-lee.jones@linaro.org>
 <20191024163832.31326-5-lee.jones@linaro.org>
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On Thu, Oct 24, 2019 at 05:38:26PM +0100, Lee Jones wrote:
> CS5535 is the only user of mfd_clone_cell().  It makes more sense to
> register child devices in the traditional way and remove the quite
> bespoke mfd_clone_cell() call from the MFD API.
> 
> Signed-off-by: Lee Jones <lee.jones@linaro.org>

Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>


> ---
>  drivers/mfd/cs5535-mfd.c | 25 ++++++++++++++++---------
>  1 file changed, 16 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c
> index 27fa8fa1ec9b..4c034c9f2303 100644
> --- a/drivers/mfd/cs5535-mfd.c
> +++ b/drivers/mfd/cs5535-mfd.c
> @@ -50,16 +50,19 @@ static struct mfd_cell cs5535_mfd_cells[] = {
>  		.num_resources = 1,
>  		.resources = &cs5535_mfd_resources[PMS_BAR],
>  	},
> +};
> +
> +static struct mfd_cell cs5535_olpc_mfd_cells[] = {
>  	{
> -		.name = "cs5535-acpi",
> +		.name = "olpc-xo1-pm-acpi",
> +		.num_resources = 1,
> +		.resources = &cs5535_mfd_resources[ACPI_BAR],
> +	},
> +	{
> +		.name = "olpc-xo1-sci-acpi",
>  		.num_resources = 1,
>  		.resources = &cs5535_mfd_resources[ACPI_BAR],
>  	},
> -};
> -
> -static const char *olpc_acpi_clones[] = {
> -	"olpc-xo1-pm-acpi",
> -	"olpc-xo1-sci-acpi"
>  };
>  
>  static int cs5535_mfd_probe(struct pci_dev *pdev,
> @@ -101,10 +104,14 @@ static int cs5535_mfd_probe(struct pci_dev *pdev,
>  			goto err_remove_devices;
>  		}
>  
> -		err = mfd_clone_cell("cs5535-acpi", olpc_acpi_clones,
> -				     ARRAY_SIZE(olpc_acpi_clones));
> +		err = mfd_add_devices(&pdev->dev, PLATFORM_DEVID_NONE,
> +				      cs5535_olpc_mfd_cells,
> +				      ARRAY_SIZE(cs5535_olpc_mfd_cells),
> +				      NULL, 0, NULL);
>  		if (err) {
> -			dev_err(&pdev->dev, "Failed to clone MFD cell\n");
> +			dev_err(&pdev->dev,
> +				"Failed to add CS5535 OLPC sub-devices: %d\n",
> +				err);
>  			goto err_release_acpi;
>  		}
>  	}
> -- 
> 2.17.1
>