[Gta04-owner] Default cpufreq governor, 1Ghz on A4?

NeilBrown neilb at suse.de
Sun Aug 5 11:36:34 CEST 2012


On Sun, 5 Aug 2012 11:18:03 +0200 Radek Polak <psonek2 at seznam.cz> wrote:

> Hi
> i am just trying the new 3.5 kernel. I have noticed that it's still very slow. 
> After looking at the config i noticed that we have
> 
> CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE=y
> 
> The docs say:
> 
> 	This cpufreq governor sets the frequency statically to the lowest 			
> 	available CPU frequency.
> 
> After setting:
> 
> CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
> 
> the phone is perfectly fast. Does it make sence to make it default in config?

No.
My Debian install chooses 'ONDEMAND' in the init scripts so I never notices.

I've updated the default configs.

Thanks.

> 
> Btw is it possible to enable 1Gz for A4 model?

There is a comment in that code somewhere which says:
		/* TODO: MPU 1GHz needs SR and ABB */
Need I say more?

NeilBrown


> 
> Regards
> 
> Radek
> 
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> Gta04-owner at goldelico.com
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