linux-kernel - Re: [PATCH 17/42] mfd: max77693: use PLATFORM_DEVID

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Date:   Mon, 28 Sep 2020 12:16:22 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>,
        Lee Jones <lee.jones@...aro.org>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Florian Fainelli <f.fainelli@...il.com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>,
        bcm-kernel-feedback-list@...adcom.com,
        Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
        Support Opensource <support.opensource@...semi.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Milo Kim <milo.kim@...com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Sangbeom Kim <sbkim73@...sung.com>,
        Tony Lindgren <tony@...mide.com>,
        patches@...nsource.cirrus.com, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rpi-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-omap@...r.kernel.org
Subject: Re: [PATCH 17/42] mfd: max77693: use PLATFORM_DEVID_NONE

On 9/22/20 5:49 AM, Krzysztof Kozlowski wrote:
> Use PLATFORM_DEVID_NONE define instead of "-1" value because:
>  - it brings some meaning,
>  - it might point attention why auto device ID was not used.
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> ---
>  drivers/mfd/max77693.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mfd/max77693.c b/drivers/mfd/max77693.c
> index 596ed85cab3b..02fbdf0a66c3 100644
> --- a/drivers/mfd/max77693.c
> +++ b/drivers/mfd/max77693.c
> @@ -274,7 +274,7 @@ static int max77693_i2c_probe(struct i2c_client *i2c,
>  
>  	pm_runtime_set_active(max77693->dev);
>  
> -	ret = mfd_add_devices(max77693->dev, -1, max77693_devs,
> +	ret = mfd_add_devices(max77693->dev, PLATFORM_DEVID_NONE, max77693_devs,
>  			      ARRAY_SIZE(max77693_devs), NULL, 0, NULL);
>  	if (ret < 0)
>  		goto err_mfd;
> 

Acked-by: Chanwoo Choi <cw00.choi@...sung.com>

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics