linux-kernel - Re: [PATCH -next] watchdog: fix mtk_wdt.c RESET

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Message-ID: <CANMq1KB28PZhrh4VKurN+oXrQx4xdM31sfk82_j09CQa5Ek8mA@mail.gmail.com>
Date:   Mon, 17 Feb 2020 19:55:36 +0800
From:   Nicolas Boichat <drinkcat@...omium.org>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Randy Dunlap <rdunlap@...radead.org>,
        LKML <linux-kernel@...r.kernel.org>,
        "linux-watchdog@...r.kernel.org" <linux-watchdog@...r.kernel.org>,
        "wim@...ux-watchdog.org" <wim@...ux-watchdog.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Subject: Re: [PATCH -next] watchdog: fix mtk_wdt.c RESET_CONTROLLER build error

On Tue, Feb 4, 2020 at 1:49 AM Guenter Roeck <linux@...ck-us.net> wrote:
>
> On Mon, Feb 03, 2020 at 08:10:29AM -0800, Randy Dunlap wrote:
> > From: Randy Dunlap <rdunlap@...radead.org>
> >
> > Fix build error when CONFIG_RESET_CONTROLLER is not set by
> > selecting RESET_CONTROLLER.
> >
> > ld: drivers/watchdog/mtk_wdt.o: in function `mtk_wdt_probe':
> > mtk_wdt.c:(.text+0x3ec): undefined reference to `devm_reset_controller_register'
> >
> > Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> > Cc: Wim Van Sebroeck <wim@...ux-watchdog.org>
> > Cc: Guenter Roeck <linux@...ck-us.net>
> > Cc: Matthias Brugger <matthias.bgg@...il.com>
> > Cc: linux-watchdog@...r.kernel.org
>
> Reviewed-by: Guenter Roeck <linux@...ck-us.net>

Wim: Can you please help pick this patch? This seems necessary.

I'd also add this to the commit message:
Fixes: c254e103082b74e ("watchdog: mtk_wdt: mt8183: Add reset controller")

Thanks!


> > ---
> >  drivers/watchdog/Kconfig |    1 +
> >  1 file changed, 1 insertion(+)
> >
> > --- linux-next-20200203.orig/drivers/watchdog/Kconfig
> > +++ linux-next-20200203/drivers/watchdog/Kconfig
> > @@ -841,6 +841,7 @@ config MEDIATEK_WATCHDOG
> >       tristate "Mediatek SoCs watchdog support"
> >       depends on ARCH_MEDIATEK || COMPILE_TEST
> >       select WATCHDOG_CORE
> > +     select RESET_CONTROLLER
> >       help
> >         Say Y here to include support for the watchdog timer
> >         in Mediatek SoCs.
> >
> >