linux-kernel - Re: linux-next: build failure after merge of the mfd tree

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Date:   Thu, 5 Nov 2020 02:57:19 +0100
From:   Michał Mirosław <mirq-linux@...e.qmqm.pl>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Lee Jones <lee.jones@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the mfd tree

On Thu, Nov 05, 2020 at 12:50:27PM +1100, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the mfd tree, today's linux-next build (arm
> multi_v7_defconfig) failed like this:
> 
> drivers/gpio/gpio-tps65910.c: In function 'tps65910_gpio_get':
> drivers/gpio/gpio-tps65910.c:31:2: error: implicit declaration of function 'tps65910_reg_read' [-Werror=implicit-function-declaration]
>    31 |  tps65910_reg_read(tps65910, TPS65910_GPIO0 + offset, &val);
>       |  ^~~~~~~~~~~~~~~~~
> drivers/gpio/gpio-tps65910.c: In function 'tps65910_gpio_set':
> drivers/gpio/gpio-tps65910.c:46:3: error: implicit declaration of function 'tps65910_reg_set_bits' [-Werror=implicit-function-declaration]
>    46 |   tps65910_reg_set_bits(tps65910, TPS65910_GPIO0 + offset,
>       |   ^~~~~~~~~~~~~~~~~~~~~
> drivers/gpio/gpio-tps65910.c:49:3: error: implicit declaration of function 'tps65910_reg_clear_bits' [-Werror=implicit-function-declaration]
>    49 |   tps65910_reg_clear_bits(tps65910, TPS65910_GPIO0 + offset,
>       |   ^~~~~~~~~~~~~~~~~~~~~~~
> 
> Caused by commit
> 
>   23feb2c3367c ("mfd: tps65910: Clean up after switching to regmap")
> 
> I have used the version of the mfd tree from next-20201104 for today.

Hi,

It's missing a patch for gpio part [1].

[1] https://lkml.org/lkml/2020/9/26/398

Best Regards
Michał Mirosław