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cpufreq: interactive: fix boosting logic

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35a84de cpufreq: interactive: apply above_hispeed_delay to each step above hispeed

caused the speed choice logic to osciallate between boosting and not boosting.
Add back code to ensure speed does not drop below boost frequency while
boosting.

Change-Id: Id420068480fcc7f5c4989ff523e2a8d22e2f4db2
Signed-off-by: Todd Poynor <toddpoynor@google.com>
This commit is contained in:
Todd Poynor
2012-12-19 16:06:48 -08:00
committed by John Stultz
parent 959433fa2f
commit 74f0d695dd
1 changed files with 11 additions and 4 deletions
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15
drivers/cpufreq/cpufreq_interactive.c
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@@ -298,11 +298,18 @@ static void cpufreq_interactive_timer(unsigned long data)
cpu_load = loadadjfreq / pcpu->target_freq;
boosted = boost_val || now < boostpulse_endtime;
if ((cpu_load >= go_hispeed_load || boosted) &&
pcpu->target_freq < hispeed_freq)
new_freq = hispeed_freq;
else
if (cpu_load >= go_hispeed_load || boosted) {
if (pcpu->target_freq < hispeed_freq) {
new_freq = hispeed_freq;
} else {
new_freq = choose_freq(pcpu, loadadjfreq);
if (new_freq < hispeed_freq)
new_freq = hispeed_freq;
}
} else {
new_freq = choose_freq(pcpu, loadadjfreq);
}
if (pcpu->target_freq >= hispeed_freq &&
new_freq > pcpu->target_freq &&