linux-kernel - Re: [PATCH 02/13] ARM: ep93xx: fix missing-prototype warnings

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Date:   Tue, 16 May 2023 17:51:46 +0200
From:   Alexander Sverdlin <alexander.sverdlin@...il.com>
To:     Arnd Bergmann <arnd@...nel.org>, soc@...nel.org
Cc:     Arnd Bergmann <arnd@...db.de>,
        Russell King <linux@...linux.org.uk>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Hartley Sweeten <hsweeten@...ionengravers.com>,
        Andre Przywara <andre.przywara@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Vladimir Zapolskiy <vz@...ia.com>,
        Aaro Koskinen <aaro.koskinen@....fi>,
        Janusz Krzysztofik <jmkrzyszt@...il.com>,
        Tony Lindgren <tony@...mide.com>, Andrew Lunn <andrew@...n.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Viresh Kumar <vireshk@...nel.org>,
        Shiraz Hashim <shiraz.linux.kernel@...il.com>,
        Sudeep Holla <sudeep.holla@....com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alan Stern <stern@...land.harvard.edu>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-omap@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-usb@...r.kernel.org
Subject: Re: [PATCH 02/13] ARM: ep93xx: fix missing-prototype warnings

Hi Arnd!

On Tue, 2023-05-16 at 17:30 +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> ep93xx_clocksource_read() is only called from the file it is declared in,
> while ep93xx_timer_init() is declared in a header that is not included here.
> 
> arch/arm/mach-ep93xx/timer-ep93xx.c:120:13: error: no previous prototype for 'ep93xx_timer_init'
> arch/arm/mach-ep93xx/timer-ep93xx.c:63:5: error: no previous prototype for 'ep93xx_clocksource_read'
> 
> Fixes: 000bc17817bf ("ARM: ep93xx: switch to GENERIC_CLOCKEVENTS")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Acked-by: Alexander Sverdlin <alexander.sverdlin@...il.com>

> ---
>  arch/arm/mach-ep93xx/timer-ep93xx.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/mach-ep93xx/timer-ep93xx.c b/arch/arm/mach-ep93xx/timer-ep93xx.c
> index dd4b164d1831..a9efa7bc2fa1 100644
> --- a/arch/arm/mach-ep93xx/timer-ep93xx.c
> +++ b/arch/arm/mach-ep93xx/timer-ep93xx.c
> @@ -9,6 +9,7 @@
>  #include <linux/io.h>
>  #include <asm/mach/time.h>
>  #include "soc.h"
> +#include "platform.h"
>  
>  /*************************************************************************
>   * Timer handling for EP93xx
> @@ -60,7 +61,7 @@ static u64 notrace ep93xx_read_sched_clock(void)
>         return ret;
>  }
>  
> -u64 ep93xx_clocksource_read(struct clocksource *c)
> +static u64 ep93xx_clocksource_read(struct clocksource *c)
>  {
>         u64 ret;

-- 
Alexander Sverdlin.