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Message-Id: <20211103161020.26714-3-lukasz.luba@arm.com>
Date: Wed, 3 Nov 2021 16:10:17 +0000
From: Lukasz Luba <lukasz.luba@....com>
To: linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Cc: linux-arm-kernel@...ts.infradead.org,
linux-arm-msm@...r.kernel.org, lukasz.luba@....com,
sudeep.holla@....com, will@...nel.org, catalin.marinas@....com,
linux@...linux.org.uk, gregkh@...uxfoundation.org,
rafael@...nel.org, viresh.kumar@...aro.org, amitk@...nel.org,
daniel.lezcano@...aro.org, amit.kachhap@...il.com,
thara.gopinath@...aro.org, bjorn.andersson@...aro.org,
agross@...nel.org
Subject: [PATCH v3 2/5] thermal: cpufreq_cooling: Use new thermal pressure update function
Thermal pressure provides a new API, which allows to use CPU frequency
as an argument. That removes the need of local conversion to capacity.
Use this new function and remove old conversion code.
Signed-off-by: Lukasz Luba <lukasz.luba@....com>
---
drivers/thermal/cpufreq_cooling.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/thermal/cpufreq_cooling.c b/drivers/thermal/cpufreq_cooling.c
index 43b1ae8a7789..0bfb8eebd126 100644
--- a/drivers/thermal/cpufreq_cooling.c
+++ b/drivers/thermal/cpufreq_cooling.c
@@ -462,7 +462,6 @@ static int cpufreq_set_cur_state(struct thermal_cooling_device *cdev,
struct cpufreq_cooling_device *cpufreq_cdev = cdev->devdata;
struct cpumask *cpus;
unsigned int frequency;
- unsigned long max_capacity, capacity;
int ret;
/* Request state should be less than max_level */
@@ -479,10 +478,7 @@ static int cpufreq_set_cur_state(struct thermal_cooling_device *cdev,
if (ret >= 0) {
cpufreq_cdev->cpufreq_state = state;
cpus = cpufreq_cdev->policy->related_cpus;
- max_capacity = arch_scale_cpu_capacity(cpumask_first(cpus));
- capacity = frequency * max_capacity;
- capacity /= cpufreq_cdev->policy->cpuinfo.max_freq;
- arch_set_thermal_pressure(cpus, max_capacity - capacity);
+ arch_update_thermal_pressure(cpus, frequency);
ret = 0;
}
--
2.17.1
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