[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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