From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?B=C3=A1lint=20Czobor?= Subject: [PATCH 04/70] cpufreq: interactive: set at least hispeed when above hispeed load Date: Tue, 27 Oct 2015 18:29:52 +0100 Message-ID: <1445967059-6897-4-git-send-email-czoborbalint@gmail.com> References: <1445967059-6897-1-git-send-email-czoborbalint@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1445967059-6897-1-git-send-email-czoborbalint@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: "Rafael J. Wysocki" , Viresh Kumar Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Todd Poynor , =?UTF-8?q?B=C3=A1lint=20Czobor?= List-Id: linux-pm@vger.kernel.org =46rom: Todd Poynor 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 Signed-off-by: B=C3=A1lint Czobor --- drivers/cpufreq/cpufreq_interactive.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/cpufreq/cpufreq_interactive.c b/drivers/cpufreq/cp= ufreq_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 lo= ng data) cpu_load =3D load_since_change; =20 if (cpu_load >=3D go_hispeed_load) { - if (pcpu->policy->cur =3D=3D pcpu->policy->min) + if (pcpu->policy->cur =3D=3D pcpu->policy->min) { new_freq =3D hispeed_freq; - else + } else { new_freq =3D pcpu->policy->max * cpu_load / 100; + + if (new_freq < hispeed_freq) + new_freq =3D hispeed_freq; + } } else { new_freq =3D pcpu->policy->max * cpu_load / 100; } --=20 1.7.9.5