linux-kernel - Re: [PATCH 28/30] ARM: omap: select CPU_FREQ

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Date:	Mon, 03 Oct 2011 15:03:30 +0530
From:	Santosh Shilimkar <santosh.shilimkar@...com>
To:	Arnd Bergmann <arnd@...db.de>
CC:	Tony Lindgren <tony@...mide.com>, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 28/30] ARM: omap: select CPU_FREQ_TABLE where needed

On Monday 03 October 2011 02:45 PM, Arnd Bergmann wrote:
> On Monday 03 October 2011 11:09:33 Santosh Shilimkar wrote:
>>> diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
>>> index bb8f4a6..f7ef9f4 100644
>>> --- a/arch/arm/plat-omap/Kconfig
>>> +++ b/arch/arm/plat-omap/Kconfig
>>> @@ -217,6 +217,11 @@ config OMAP_PM_NOOP
>>>  
>>>  endchoice
>>>  
>>> +config OMAP_CPU_FREQ
>>> +     def_bool "y"
>>> +     depends on CPU_FREQ
>>> +     select CPU_FREQ_TABLE
>>> +
>>>  endmenu
>> With CPUFREQ series from Kevin [1], I don't think we need this any-more.
> 
> I guess if it's needed, it should at least be moved to the new cpufreq
> location.
> 
Probably you are right. CPU_FREQ_TABLE is selected today if
CPU_FREQ_STAT or CPU_FREQ_GOV_ONDEMAND is selected. Without these two
enabled, in won't be selected.

>> More so, I didn't find OMAP_CPU_FREQ is being used anywhere on mainline.
> 
> Yes, OMAP_CPU_FREQ is a symbol that is intentionally unused, with the
> only purpose of selecting CPU_FREQ_TABLE if any omap platform together
> with CPU_FREQ is enabled.
>
I see. This wasn't clear to me.

> Let's drop this patch for now, if it is still needed as I think, I can
> do a patch during the 3.2 cycle for the right location.
> 
Ok.

Regards
Santosh
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