Re: [PATCH] ARM: omap2: drop broken broadcast timer hack

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* Arnd Bergmann <arnd@xxxxxxxx> [200528 09:20]:
> The OMAP4 timer code had a special hack for using the broadcast timer
> without SMP. Since the dmtimer is now gone, this also needs to be dropped
> to avoid a link failure for non-SMP AM43xx configurations:
> 
> kernel/time/tick-broadcast.o: in function `tick_device_uses_broadcast':
> tick-broadcast.c:(.text+0x130): undefined reference to `tick_broadcast'

Hmm this sounds like a regression though. Isn't this needed for using
the ARM local timers on non-SMP SoC, so a separate timer from dmtimer?

I've probably removed something accidentally to cause this.

Regards,

Tony


> Fixes: 2ee04b88547a ("ARM: OMAP2+: Drop old timer code for dmtimer and 32k counter")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
>  arch/arm/mach-omap2/Kconfig | 1 -
>  arch/arm/mach-omap2/timer.c | 6 ------
>  2 files changed, 7 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
> index ca74473f01df..ec4450a5c296 100644
> --- a/arch/arm/mach-omap2/Kconfig
> +++ b/arch/arm/mach-omap2/Kconfig
> @@ -67,7 +67,6 @@ config SOC_AM43XX
>  	select ARM_GIC
>  	select MACH_OMAP_GENERIC
>  	select HAVE_ARM_SCU
> -	select GENERIC_CLOCKEVENTS_BROADCAST
>  	select HAVE_ARM_TWD
>  	select ARM_ERRATA_754322
>  	select ARM_ERRATA_775420
> diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
> index 2d4ea386fc38..786336ee27ef 100644
> --- a/arch/arm/mach-omap2/timer.c
> +++ b/arch/arm/mach-omap2/timer.c
> @@ -46,12 +46,6 @@ void set_cntfreq(void)
>  	omap_smc1(OMAP5_DRA7_MON_SET_CNTFRQ_INDEX, arch_timer_freq);
>  }
>  
> -#if !defined(CONFIG_SMP) && defined(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST)
> -void tick_broadcast(const struct cpumask *mask)
> -{
> -}
> -#endif
> -
>  #if defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX)
>  
>  /*
> -- 
> 2.26.2
> 
> 
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