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Subject: Re: "User selectable freq scaling governor"

Re: "User selectable freq scaling governor"

From: Frank Gevaerts <>
Date: Sun, 22 Feb 2015 12:31:18 +0100

On Mon, Feb 16, 2015 at 02:08:41PM +0300, Eduard Kutuev wrote:
> This setting directly affects sound quality. Many iBasso DX90 users noticed improvement of SQ with governor mode set to Performance instead of Dynamic. That was one of well-accepted tweaks of official firmware. With newer ibasso’s firmware it’s set to Performance by default, but:
> 1. That may be an issue for android kernel hosted players in the future.

I don't think potential future ports with potential future issues are a
good reason for settings bloat

> 2. Some users with hardware modifications of their DAPs may wish to disable it.

What sort of hardware modifications are these? I can't think of any that
relate to thos

> 3. Hardcoding it to Powersave lead to problems with default Mango player.

I don't see how this is relevant for a *rockbox* setting

> 4. Some vendors may set one of fixed governors modes for stability just because dynamic or high CPU frequrency or overheating lead to some kind of problems on android kernel hosted devices.

Any examples of these?


"Debugging is twice as hard as writing the code in the first place.
Therefore, if you write the code as cleverly as possible, you are,
by definition, not smart enough to debug it." - Brian W. Kernighan
Received on 2015-02-22

Page was last modified "Jan 10 2012" The Rockbox Crew