linux-kernel - Re: [PATCH 09/16] mfd: max77686: drop of_match_ptr from of_device

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Date:   Mon, 23 Nov 2020 14:12:05 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>,
        linux-kernel@...r.kernel.org, Lee Jones <lee.jones@...aro.org>
Cc:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH 09/16] mfd: max77686: drop of_match_ptr from
 of_device_id table

Hi Krzysztof,

On 11/21/20 1:21 AM, Krzysztof Kozlowski wrote:
> The driver can match only via the DT table so the table should be always
> used and the of_match_ptr does not have any sense (this also allows ACPI
> matching via PRP0001, even though it is not relevant here).  This fixes
> compile warning (!CONFIG_OF on x86_64):
> 
>   drivers/mfd/max77686.c:148:34: warning: ‘max77686_pmic_dt_match’ defined but not used [-Wunused-const-variable=]
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> ---
>  drivers/mfd/max77686.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c
> index 71faf503844b..2ad554b921d9 100644
> --- a/drivers/mfd/max77686.c
> +++ b/drivers/mfd/max77686.c
> @@ -270,7 +270,7 @@ static struct i2c_driver max77686_i2c_driver = {
>  	.driver = {
>  		   .name = "max77686",
>  		   .pm = &max77686_pm,
> -		   .of_match_table = of_match_ptr(max77686_pmic_dt_match),
> +		   .of_match_table = max77686_pmic_dt_match,
>  	},
>  	.probe_new = max77686_i2c_probe,
>  };
> 

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

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics