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Message-ID: <9e4e65de-7234-4234-8091-796277a1f1c5@samsung.com>
Date:   Mon, 4 Dec 2023 12:40:38 +0100
From:   Marek Szyprowski <m.szyprowski@...sung.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Jonathan Neuschäfer <j.neuschaefer@....net>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Biju Das <biju.das.jz@...renesas.com>,
        Claudiu Beznea <claudiu.beznea.uj@...renesas.com>,
        Jianlong Huang <jianlong.huang@...rfivetech.com>,
        linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        openbmc@...ts.ozlabs.org, linux-mips@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-renesas-soc@...r.kernel.org
Cc:     Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@...adcom.com>,
        Dong Aisheng <aisheng.dong@....com>,
        Fabio Estevam <festevam@...il.com>,
        Shawn Guo <shawnguo@...nel.org>, Jacky Bai <ping.bai@....com>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        NXP Linux Team <linux-imx@....com>,
        Sean Wang <sean.wang@...nel.org>,
        Paul Cercueil <paul@...pouillou.net>,
        Lakshmi Sowjanya D <lakshmi.sowjanya.d@...el.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        Hal Feng <hal.feng@...rfivetech.com>,
        Krzysztof Kozlowski <krzk@...nel.org>
Subject: Re: [PATCH v4 12/23] pinctrl: mediatek: Make use of
 PINCTRL_GROUP_DESC()

On 29.11.2023 17:06, Andy Shevchenko wrote:
> Make use of PINCTRL_GROUP_DESC() instead of open coding it.
>
> Signed-off-by: Andy Shevchenko<andriy.shevchenko@...ux.intel.com>

This patch landed in linux-next as commit 1949e4630c3b ("pinctrl: 
mediatek: Make use of PINCTRL_GROUP_DESC()"). Unfortunately it causes a 
build break of ARM64 arch with standard defconfig.

> ---
>   drivers/pinctrl/mediatek/pinctrl-moore.h | 7 +------
>   drivers/pinctrl/mediatek/pinctrl-paris.h | 7 +------
>   2 files changed, 2 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/pinctrl/mediatek/pinctrl-moore.h b/drivers/pinctrl/mediatek/pinctrl-moore.h
> index e1b4b82b9d3d..22ef1ffbcdcb 100644
> --- a/drivers/pinctrl/mediatek/pinctrl-moore.h
> +++ b/drivers/pinctrl/mediatek/pinctrl-moore.h
> @@ -38,12 +38,7 @@
>   	}
>   
>   #define PINCTRL_PIN_GROUP(name, id)			\
> -	{						\
> -		name,					\
> -		id##_pins,				\
> -		ARRAY_SIZE(id##_pins),			\
> -		id##_funcs,				\
> -	}
> +	PINCTRL_GROUP_DESC(name, id##_pins, ARRAY_SIZE(id##_pins), id##_funcs)
>   int mtk_moore_pinctrl_probe(struct platform_device *pdev,
>   			    const struct mtk_pin_soc *soc);
> diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.h b/drivers/pinctrl/mediatek/pinctrl-paris.h
> index 8762ac599329..f208a904c4a8 100644
> --- a/drivers/pinctrl/mediatek/pinctrl-paris.h
> +++ b/drivers/pinctrl/mediatek/pinctrl-paris.h
> @@ -50,12 +50,7 @@
>   	}
>   
>   #define PINCTRL_PIN_GROUP(name, id)			\
> -	{						\
> -		name,					\
> -		id##_pins,				\
> -		ARRAY_SIZE(id##_pins),			\
> -		id##_funcs,				\
> -	}
> +	PINCTRL_GROUP_DESC(name, id##_pins, ARRAY_SIZE(id##_pins), id##_funcs)
>   
>   int mtk_paris_pinctrl_probe(struct platform_device *pdev);


PINCTRL_GROUP_DESC() macro from drivers/pinctrl/core.h contains a cast 
to (struct group_desc), what breaks users of the above macros.

Best regards
-- 
Marek Szyprowski, PhD
Samsung R&D Institute Poland

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