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path: root/drivers/thermal/cpu_cooling.c
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Diffstat (limited to 'drivers/thermal/cpu_cooling.c')
-rw-r--r--drivers/thermal/cpu_cooling.c30
1 files changed, 7 insertions, 23 deletions
diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c
index f7c1f49ec87f..4c5db59a619b 100644
--- a/drivers/thermal/cpu_cooling.c
+++ b/drivers/thermal/cpu_cooling.c
@@ -1,26 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/drivers/thermal/cpu_cooling.c
*
* Copyright (C) 2012 Samsung Electronics Co., Ltd(http://www.samsung.com)
- * Copyright (C) 2012 Amit Daniel <amit.kachhap@linaro.org>
*
- * Copyright (C) 2014 Viresh Kumar <viresh.kumar@linaro.org>
+ * Copyright (C) 2012-2018 Linaro Limited.
*
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * Authors: Amit Daniel <amit.kachhap@linaro.org>
+ * Viresh Kumar <viresh.kumar@linaro.org>
*
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
#include <linux/module.h>
#include <linux/thermal.h>
@@ -99,7 +87,6 @@ struct cpufreq_cooling_device {
unsigned int clipped_freq;
unsigned int max_level;
struct freq_table *freq_table; /* In descending order */
- struct thermal_cooling_device *cdev;
struct cpufreq_policy *policy;
struct list_head node;
struct time_in_idle *idle_time;
@@ -207,8 +194,7 @@ static int update_freq_table(struct cpufreq_cooling_device *cpufreq_cdev,
dev = get_cpu_device(cpu);
if (unlikely(!dev)) {
- dev_warn(&cpufreq_cdev->cdev->device,
- "No cpu device for cpu %d\n", cpu);
+ pr_warn("No cpu device for cpu %d\n", cpu);
return -ENODEV;
}
@@ -458,7 +444,7 @@ static int cpufreq_get_requested_power(struct thermal_cooling_device *cdev,
load = 0;
total_load += load;
- if (trace_thermal_power_cpu_limit_enabled() && load_cpu)
+ if (load_cpu)
load_cpu[i] = load;
i++;
@@ -541,7 +527,6 @@ static int cpufreq_power2state(struct thermal_cooling_device *cdev,
struct cpufreq_cooling_device *cpufreq_cdev = cdev->devdata;
struct cpufreq_policy *policy = cpufreq_cdev->policy;
- power = power > 0 ? power : 0;
last_load = cpufreq_cdev->last_load ?: 1;
normalised_power = (power * 100) / last_load;
target_freq = cpu_power_to_freq(cpufreq_cdev, normalised_power);
@@ -692,7 +677,6 @@ __cpufreq_cooling_register(struct device_node *np,
goto remove_ida;
cpufreq_cdev->clipped_freq = cpufreq_cdev->freq_table[0].frequency;
- cpufreq_cdev->cdev = cdev;
mutex_lock(&cooling_list_lock);
/* Register the notifier for first cpufreq cooling device */
@@ -810,7 +794,7 @@ void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev)
cpufreq_unregister_notifier(&thermal_cpufreq_notifier_block,
CPUFREQ_POLICY_NOTIFIER);
- thermal_cooling_device_unregister(cpufreq_cdev->cdev);
+ thermal_cooling_device_unregister(cdev);
ida_simple_remove(&cpufreq_ida, cpufreq_cdev->id);
kfree(cpufreq_cdev->idle_time);
kfree(cpufreq_cdev->freq_table);