| From | Bálint Czobor <> | Subject | [PATCH 04/70] cpufreq: interactive: set at least hispeed when above hispeed load | Date | Tue, 27 Oct 2015 18:29:52 +0100 |
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From: Todd Poynor <toddpoynor@google.com>
If load is above go_hispeed_load, always go to at least hispeed_freq, even when reducing speed from a higher speed, not just when jumping up from minimum speed. Avoids running at a lower than intended speed after a burst of even higher load.
Change-Id: I5b9d2a15ba25ce609b21bac7c724265cf6838dee Signed-off-by: Todd Poynor <toddpoynor@google.com> Signed-off-by: Bálint Czobor <czoborbalint@gmail.com> --- drivers/cpufreq/cpufreq_interactive.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/cpufreq/cpufreq_interactive.c b/drivers/cpufreq/cpufreq_interactive.c index e3bbe82..12345c7b 100644 --- a/drivers/cpufreq/cpufreq_interactive.c +++ b/drivers/cpufreq/cpufreq_interactive.c @@ -166,10 +166,14 @@ static void cpufreq_interactive_timer(unsigned long data) cpu_load = load_since_change; if (cpu_load >= go_hispeed_load) { - if (pcpu->policy->cur == pcpu->policy->min) + if (pcpu->policy->cur == pcpu->policy->min) { new_freq = hispeed_freq; - else + } else { new_freq = pcpu->policy->max * cpu_load / 100; + + if (new_freq < hispeed_freq) + new_freq = hispeed_freq; + } } else { new_freq = pcpu->policy->max * cpu_load / 100; } -- 1.7.9.5
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