Re: [PATCH] input: CPU frequency booster

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]



> I can't see why pm_qos is needed at all, better use cpufreq
> providing interface.
> PPC (BIOS request to cut max_frequency) in
> drivers/acpi/processor_perflib.c is a nice example
> I'd also put this into drivers/cpufreq/cpufreq_input_boost.c.
> Find below a re-written version of the booster.
> Instead of pm_qos, it simply uses cpufreq interface:
> /sys/devices/system/cpu/cpufreq/input_boost_freq
> /sys/devices/system/cpu/cpufreq/input_boost_time
> I started with global cpufreq variables, they could also
> be declared per cpu like scaling_min_freq or others
> (at least input_boost_freq, input_boost_time should probably
> stay global). That would be:
> /sys/devices/system/cpu/cpuX/cpufreq/input_boost_freq

Going through old mails. This did not seem to go anywhere? Is it still
required? I don't see it in kernel. For some reason, it looks like it
has potential to help Nokia N900 a lot...
(cesky, pictures)
To unsubscribe from this list: send the line "unsubscribe cpufreq" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at

[Index of Archives]     [Linux Kernel Devel]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Forum]     [Linux SCSI]

  Powered by Linux