linux-kernel - Re: [PATCH] mips: lantiq: add support for clk_get

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Message-ID: <4342c4de-b516-8992-a3f3-4eea7ff4de40@phrozen.org>
Date:   Mon, 15 Nov 2021 18:58:07 +0100
From:   John Crispin <john@...ozen.org>
To:     Randy Dunlap <rdunlap@...radead.org>, linux-kernel@...r.kernel.org
Cc:     Russell King <rmk+kernel@...linux.org.uk>,
        linux-mips@...r.kernel.org,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Jonathan Cameron <jic23@...nel.org>, linux-iio@...r.kernel.org,
        Russell King <linux@...linux.org.uk>,
        Andy Shevchenko <andy.shevchenko@...il.com>
Subject: Re: [PATCH] mips: lantiq: add support for clk_get_parent()



On 15.11.21 02:20, Randy Dunlap wrote:
> Provide a simple implementation of clk_get_parent() in the
> lantiq subarch so that callers of it will build without errors.
> 
> Fixes this build error:
> ERROR: modpost: "clk_get_parent" [drivers/iio/adc/ingenic-adc.ko] undefined!
> 
> Fixes: 171bb2f19ed6 ("MIPS: Lantiq: Add initial support for Lantiq SoCs")
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Suggested-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
> Cc: linux-mips@...r.kernel.org
> Cc: John Crispin <john@...ozen.org>
> Cc: Thomas Bogendoerfer <tsbogend@...ha.franken.de>
> Cc: Jonathan Cameron <jic23@...nel.org>
> Cc: linux-iio@...r.kernel.org
> Cc: Russell King <linux@...linux.org.uk>
> Cc: Andy Shevchenko <andy.shevchenko@...il.com>

Acked-by: John Crispin <john@...ozen.org>

// we added the same fix for mips/ralink a while back

> ---
>   arch/mips/lantiq/clk.c |    6 ++++++
>   1 file changed, 6 insertions(+)
> 
> --- linux-next-20211112.orig/arch/mips/lantiq/clk.c
> +++ linux-next-20211112/arch/mips/lantiq/clk.c
> @@ -158,6 +158,12 @@ void clk_deactivate(struct clk *clk)
>   }
>   EXPORT_SYMBOL(clk_deactivate);
>   
> +struct clk *clk_get_parent(struct clk *clk)
> +{
> +	return NULL;
> +}
> +EXPORT_SYMBOL(clk_get_parent);
> +
>   static inline u32 get_counter_resolution(void)
>   {
>   	u32 res;
>